Motor shaft pulley is 1. C has the expertise and technical capabilities to manufactures pulleys that are designed for the most intricate applications. Uses Of Pulleys. This is our first video for Science Project. You cannot receive a refund if you have placed a ShippingPass-eligible order. All that is required is a small pulley, a bottle of water (or sand) and some nylon string. ROPE COMPATIBILITY. The other pulley should be 10 to 20 ft above the ground. This video will show you an easy way of making a tension wrench using a paper clip. size or making an adjustment on the motor pulley if it is adjustable will accomplish this. If you have a loud exhaust, the whine tends to become softer due to being outdroned by the exhaust. The pulley you just made is the simplest kind of pulley: a fixed pulley. NOVI 2000 - Boost vs. BRECOflex CO. Here you'll find reasonable product details. BRECOflex CO. When I came across the book Explore Simple Machines!, I had to pick it up. The pulley has ample meat in it to bore it out to fit. 6 cm) apart. Next, take off the belt keeper rod that is around the engine pulley so you can get to the belt. On the inside: some saw dust, very little rust, an old belt and a pulley that is installed backwards. You can also learn about How to Draw a Simple L-Shaped Plate in AutoCAD. Replaces part numbers 756 0612 and 7560612:. Kinda fuzzy, but you can kinda see the rope and pulley setup here, along with the shelf that the bucket sits on after it is hauled up. The principal behind the pulley drop down rig is that on impact with the sea the Gemini rig swivel will release and the trace will slide down the rig body to allow the baits to rest on the seabed. Making a toy flagpole with a pulley system is an interesting way to show kids how the flag comes up and down, why sometimes the flag gets stuck and what to do. Suitable for an installation with bell on same wall as pull (pull outside, bell inside). Going to forced induction can allow you to gain a lot of power by adding a supercharger to your motor. Luke did some fancy sailing knots for me!. Many thanks to the video creator ‘The Small Workshop’. SolidWorks 2014,SolidWorks 2013, SolidWorks cad, SolidWorks Model, SolidWorks Design, Cam SolidWorks, Solidworks program,. Then, thread the rope through the eyelet on the top of the weight and tie it off with a Bow knot. The cores are already in place. Worked perfect. Hitch-tending Pulleys. I have a Cats Paw (nail puller bar) that fits perfectly in the tensioner and the tight space. Anytime you hear or recognize any of the above warning signs, make sure to contact an experienced ASE certified mechanic to inspect, road test, diagnose, and. Its going to take a little work and elbow grease to make this operational again as most of the wheels are siezed up. We’ll be looking at CMC, Rock Exotica, and Petzl … and then, only a niched down subset of … A Quick Pulley Comparison… They All Rock! Read More ». How To Make A Pulley For A School Project , Find Complete Details about How To Make A Pulley For A School Project,How To Make A Pulley For A School Project,Cast Iron Pulley For Mining,Metal Pulley And Wheel from Pulleys Supplier or Manufacturer-Syi Industrial Co. a) possible to finish the workout and. Kinda got to thinking of a way to get away from the traditional bearings that occupies part of the axle by making a ball bearing around the hanger using…. How to Make a Pulley - An Easy Science Activity for Kids. How does friction and gravity work with different weighted objects? By arranging angles for lines around the PVC pipes can you make a Z shape for a Z pulley? How is a Z Pulley different than a regular pulley? Can you make the bucket go up by pulling the rope down?. How to Make a Pulley – An Easy Science Activity for Kids When I came across the book Explore Simple Machines! , I had to pick it up. The same tool will also install the pulley without damage to the pump or pulley. Turn the mower upside down, carefully. Speed Selector Engineering Tutorial An Introduction to Variable Speed Pulleys and How They Work. To the remaining free end of 80lb line add a strong size 4 rig body. A pulley is a simple machine that is used to lift heavy objects. One more selection for your internet shopping. The One-Pulley System. You must decide if you will use a double pulley system with one sheave--the roller in a. Its going to take a little work and elbow grease to make this operational again as most of the wheels are siezed up. Poke 2 sets of holes in the boxes so they're 2-3 in (5. Check level and alignment at pulley shaft. Then later returned two of the pulleys and purchased o-rings and pulls (which I thought we needed to make the pulley functional but didn’t need in the end), and also S-hooks which we did use. How to Create a Pulley System for Large Curtains Hand-draw decorative rods with rings are used as a common drapery hardware system. Where you join the post to the arm, miter it at a 45-degree angle for a nicer. The cores are already in place. Procedure Unbend the center of a Paperclip 1 so that it makes a hook. A Movable Pulley: When a pulley is free to move up and down along with the load, it is called a movable pulley. lets say I want to raise something with a pulley system, how do I make it so it slowly descends when I let go of the rope? Or maybe instead of pulley a slow release ratchet system. The timing of the valve will %tag%. Cause: Belt wearing into the pulley. Thanks guys. Step : 9 Now connect this joint long U part to both long U on hole no 6 from another end. I drilled holes and threaded set screws in the wheels just to make sure the were tight. How to fix a squealing AC compressor clutch pulley was created by spelunkerd Recently I completed a compressor clutch pulley repair as a fix for a squealing serpentine belt on a '98 Dodge Ram. Open Block Pulley with Swivel [F008] - $49. Pulley A is being subject to the full weight of the load (100kg). Use this wall sconce tutorial DIY vintage style pulley light to make a fabulous home decor piece for under $15! Looks just like an upscale store version. try out to go to and find it priced truthful get a good deal cost-free transport order. Next, take off the belt keeper rod that is around the engine pulley so you can get to the belt. Pulley shatters and rope jams. a) possible to finish the workout and. Worked perfect. While you’re at it, inspect the motor mount, the fan and housings to be certain they will remain in good working order after the new airflow is set and that the equipment will be able to operate long term. Shop for Low Price Small Pulley At. com) Inclined Plane The inclined plane is the simplest machine of all the machines that we have shown you. How to make a pulley rig. Make A Fixed Pulley This cute little desktop flagpole is a single fixed pulley. Shop for Low Price Small Pulley At. The pulley clothesline is a simple concept. Don't do what I did and not bother buying the pieces because it looked complicated. Here is the drag half of a mold where you can see two pulley cavities. We can make custom six groove pulleys from 8. Do not attempt to replace a worn pulley in a used tensioner assembly but always replace the entire tensioner assembly, as part failure will inevitably follow quickly. How to make a simple pulley A reasonably satisfactory pulley can be complete from a wire clothes hanger and a cotton reel. They can also be used to provide power from one shaft to another. Sometimes you have to use a bunch of brush for an anchor. Our state-of-the-art technology can accommodate any type of machining including counterbores, keyways, setscrews, lightening holes, self-tracking guides and much more. Teach students about how pulleys work. Like the image attached. The One-Pulley System. The string is assumed to be light ( i. We’ll be looking at CMC, Rock Exotica, and Petzl … and then, only a niched down subset of … A Quick Pulley Comparison… They All Rock! Read More ». How to Make a Pulley for Children. The upside is that recyclers can now find pulleys at flea markets, salvage yards, and auctions, and put them back to work as hangers for potted plants on the porch, wood-block bookends in the den, or as the basis for an adjustable bedside sconce like the one I created at here. The distance between the center of the pulleys to where the belt makes contact in the groove is known as the pitch radius. Tie a toy to the loose ends of the string and pull on the free end. The pulley was easy to remove and I put the new one on with the compressor belt already over it so as to save struggling to loop it over. Bind the rope ends together after closing the loop and tightening the rope between both ends so that it suspends in the air. First you want hold your oar up to the wall and decide where you want it to go. Attach the sticky tips of the tape length to the top of a doorway to serve as the pulley. They are stronger than cast-iron or stamped/riveted pulleys, balanced, lighter weight to reduce drive wear and feature taper-lock hub design to make adjustments, removal and reinstallation a breeze. Don't do what I did and not bother buying the pieces because it looked complicated. 600", custom 8 groove pulleys from 7. New or old, pulleys need a regular application of spray lubricant to keep them running smoothly. At last an Exterior Window Shade that will not only do a great job to help cool your house, but will do it for years and years without the material cracking or discolouring. The point is called the fulcrum. Woodworking Tools 2,231,995 views. Now, lower Paperclip 1 to. This video will show you an easy way of making a tension wrench using a paper clip. Shop for Aluminum Timing Belt Pulleys in Timing Belts & Pulleys. I've accidentally broke of 2 already by having the center bolt more than finger tight to start off with. Center distance is the distance between the two pulleys’ centers. Underdrive pullies utilize a smaller crankshaft pulley, and a larger water pump and alternator pulley, decreasing the RPMs of these two accessories by about 25%. It can be found as a drop from various zombies or in various locales across the island. Use a hinge motor to drive the system - or use the gravitational pull. A pulley is a grooved wheel over which a rope is slung to provide a reduction in the force needed to move a weight by creating a larger distance for the force to be spread over. Bore pilot holes first to avoid splitting the 1x8 frame. I need to be able to make my own serpentine grooved drive pulleys and experiment with different sizes. All Cholchesters. Here is how to make sure your blind cords are safe for toddlers. A pulley (plastic pipe) is anchored in deep water about 150ft from shore. Pulley Experiment for Kids from 123 Homeschool 4 Me uses common household items like cans to make a fun-to-try simple machine No time to make your own simple machine, no worries! Do what Exploring Forces & Motion from A Day in First Grade did. While you’re at it, inspect the motor mount, the fan and housings to be certain they will remain in good working order after the new airflow is set and that the equipment will be able to operate long term. The Forum is a free service, and much like the "free" content on Public Radio, we hope you will support WoodenBoat by subscribing to this fabulous magazine. 300ft goes through the pulley and is connected at each end to the bow of the boat. Enter search term, MAC's part # or Ford part # below. How to Make a Pulley Rig for Surf Fishing What this rig is all about: A pulley rig is great rig similar to a helicopter rig except for the fact that it only has one hook and it’s a very aerodynamic rig that allows you to cast a far distance. Easy Diy No Sew Roman Shades Fun Cheap Or Free How to make a roller blind you how to make a pvc stage curtain and pulley display lady pirates of how to make a pvc stage curtain and pulley display playroom how to make a pvc stage curtain and pulley display diy kids. The bearings are sealed and cannot be relubricated, so if an idler pulley is noisy or wobbling it needs to be replaced. But it's best to inspect the functionality of the tensioner as well, since the unit needs to be removed to replace the pulley. AYP / Craftsman / Sears Pulley Half No. Hands-on learning at it best! The K'NEX Education Intro to Simple Machines: Levers & Pulleys set is designed to introduce students to the scientific concepts associated with two types of Simple Machines - levers and pulleys. Cut blocks of solid wood into a disc shape, and use a drill or router to create a hole through the center. The book "Making Rope with a Hand Operated Rope Machine" presents the knowledge needed to make three or four strand twist style rope with these rope machines. A pulley is a grooved wheel over which a rope is slung to provide a reduction in the force needed to move a weight by creating a larger distance for the force to be spread over. at every stage. Many washers use a pulley for the belt to ride upon in order to spin the tub of the washer. 2 cm wide and 30 cm long), table legs or chair legs. And on the other hand, the shear stress is generated at the inner most fiber. Hanging the bird feeder high in the air is an easy way to prevent this, and the inclusion of a pulley will make adding bird food a simple task. how to oil a clock's movement The first step in oiling or servicing your Grandfather clock is to make sure you use latex gloves when handling any brass or metal parts. Reinforce second grade core knowledge curriculum Activity: MECHANICAL HEROES - A fun way to learn about simple machines for kids. Manufacturers generally describe belts and pulleys with five main geometries. You must decide if you will use a double pulley system with one sheave--the roller in a. Standing cable row to a squat How to do it: Fix a cable pulley at a low. I made one as well, but out of scrap so it was free. The mechanical advantage of a tackle dictates how much easier it is to haul or lift the load. Insert pulley hook of pulley #1 into hole at open end of Tie Boss Tie Down body (closest to Lock Tab), see Diagram 6, A) Adjust tension of rope to form a hanging loop below pulley #1 by looping rope over top of pulley #1, ensuring rope slides into groove of pulley wheel. Building a simple rope pulley hoist with a single bottom block attached to a double top block will create a four-to-one lifting advantage. Instructional Goals: The student is expected to be able to follow simple instructions. Use fabric glue to attach felt eyes and mouth to the ghost's head (Image 2). Pulleys diameter is measured across the pulley, from outside edge, to outside edge. I also have a new in box USP stainless steel slave cylinder an SS clutch line. The easiest would be to adjust the trim of the kayak, although, depending on how stiff the pullies are, it might not help, as the bow pulley will always get less pull than the stern pulley (there is friction in 3 pulleys before the rope gets to the front). Beautiful copper, bronze and brass finishes make a stunning impact on the ceiling while also utilizing modern technology like energy-efficient LED light sources. Duct tape the tails cut as needed if there is a lot of slack. The principal behind the pulley rig is that when a hooked fish is being retrieved the weight of the fish will cause the free running swivel to act as a pulley. Always be sure to check your owner's manual for detailed instructions on how to change the deck belt on your riding lawn tractor. try out to go to and find it priced truthful get a good deal cost-free transport order. Visibly worn pulleys. We offer most types of elastic urethane belts -- round (O-ring), flat, and V-belts, reinforced belts, quick-connect twisted belts and hollow core belts, plus other urethane belting profiles. Step : 9 Now connect this joint long U part to both long U on hole no 6 from another end. Uses Of Pulleys. I have listed the most popular and most used rigs for our shores. Wipe a little grease inside the new pulley or on the shaft of the supercharger. You can use this pulley as a simple science experiment dealing with forces, or you can just build it to learn how a pulley works. • Do all of these exercises slowly and with control. This is a rig where you can save a lot of hard-earned money by making it yourself. Pulley Timing Belts Sort by Featured Best Selling Alphabetically, A-Z Alphabetically, Z-A Price, low to high Price, high to low Date, new to old Date, old to new Grid view List view. Kids can learn more about engineering and physics by playing with pulleys. You can build a simple pulley system consisting of one or more pulleys using simple items you probably already have lying around. We built this awning off of the barn we live out of in the summer time. A Movable Pulley: When a pulley is free to move up and down along with the load, it is called a movable pulley. Decide what the shape of your pull-tab is. Lay the string over the top of the wheel with the ends hanging down toward the ground. With all the additional first class touchstones, hence recognizing this system a new posh or maybe obviously longer lasting. Line up the slot in the electric clutch pulley with the key in the engine shaft and push the electric clutch onto the engine shaft. Try this fun pulley physics activity and let your kids make their very own DIY pulley system. Paper Pulleys, Inc. Make sure all bolts are tight. Thanks guys. The lever is one kind of simple machine. In our kids' STEM class, during our first session on Simple Machines, we covered Inclined Planes and Pulleys. Today at the turn on to the highway I heard something fall off. A smaller pulley on motor, or a larger pulley on mixer will slow the speed of mixer down. Tie off to it create your pulley system in the line where you want it. Thread the rope. How may I repair the reverse side to make the mirror look new(er)?. Log In Become a Customer. Fell free to call us anytime 931-388-9099. The deadly danger of window blind cords should be understood by every parent and every person who has young children in their home. You are eligible for a full refund if no ShippingPass-eligible orders have been placed. Make a special sanding block with the correct cross section and sand the groove into the wood while it is still mounted in the table saw. Make A Compound Pulley. This typically involves screwing or hammering the base into position. If you have a loud exhaust, the whine tends to become softer due to being outdroned by the exhaust. Whether it is for a school project or to help you with moving things in your house, a pulley is a great gadget that has been around for centuries. You must decide if you will use a double pulley system with one sheave--the roller in a. Turn the wheel so the slack is pulled tight over the pulley from the door side. The nice thing about a table saw is that it has relatively few parts. for that make a circle and extrude it. This is an on-line calculator for pulley size and revolutions per minute (RPM). Plastic pulleys have fins in sidewalls that should not be cracked or broken. The Spud Pulley has a weight capacity of 550 lb, with the 3″ swivel pulley that I ended up using that weight limit jumps up to 850 lb. Decide what the shape of your pull-tab is. In Simple Machines, kids use pulleys to send satellites into orbit and birds into flight. Another way to deal with stretch is to use clipper lacers, cut the belt 6" short, and add a 6" removable piece which can be changed to 4", then 2" then taken out altogether. I have listed the most popular and most used rigs for our shores. Cut another piece of cardstock. This causes the blower to be noisy and cuts down on the efficiency of your distribution system. You must decide if you will use a double pulley system with one sheave--the roller in a. What is a Pulley? Understand the mechanism of the simple machine, the pulley. All I can find is the belt/chain feature, wich seems only to work on sketches and has to be a loop?. Nema17 Mounting Bracket x 02 Nos. The solution lies with the guys who developed the pulley in the first place, and for a fraction of the cost of that new air compressor. Increasing the size of both these pulleys can work to speed up your mower. If you think outside the box and have a creative mind, you can find all sorts of ways to use a pulley, including in your home’s interior design. try out to go to and find it priced truthful get a good deal cost-free transport order. In this area Gene has utilized a simple rope and pulley. Elevators, gym equipment, and garage doors all use multiple pulleys to help lift heavy. Find more Best Low Price and More Promotion for How To Make A Simple Pulley Youtube Online Check Price How To Make A Simple Pulley Youtube This is How To Make A Simple Pulley Youtube Sale Brand New for the favorite. Make Offer - Vtg Antique CAST IRON PULLEY WHEEL 11" Nautical Ship Boat Pulley repurpose light HUGE Antique Cast Iron Porter Pulley Hay Trolley Drop 12" Barn Salvage 203 $39. How to Use a Barn Pulley to Make a Wall-Mount Light Fixture. Chain Gap Adjustment. Anyone know how to make Serpentine Groove Pulleys? Well I've been all over the net with no luck so I figured I'd come back home and probably find the info. Attach the pulleys to the ceiling joists where you marked, using the screws that came in the pulley kit. You need a special puller, depending on what make/brand. Get a Self-Closing Sliding Door for Your Home. Simple mechanisms combined. try out to go to and find it priced truthful get a good deal cost-free transport order. sounds like from a pulley, not sure which one. The crankshaft spins the motor pulleys, driving the belts. A replica of the Meyer rope machine is available for sale in the rope machines section. They are made specifically for pulley rigs and, in my opinion, are the best of what’s available. Tie the two new cord ends together securely. The kids will love to see how much weight they can lift off the ground. But if the pulley is not turning properly the belt will eventually wear a deep groove in the pulley and eventually break the pulley if not attended to. Experimental Design Mechanical advantage is the dependent variable you will be studying in this. This craft also becomes a science project as we are using a pulley and a pulley is a simple machine. AYP / Craftsman / Sears Pulley Half No. Make your own pulley system at home. How to Make a Toy Flagpole With a Pulley. Believe me it's not and it feels very rewarding when you go fishing using your own, home made, fishing rigs and even more so when you start landing great fish off of them. A pulley is an example of a simple machine used to help make life easier. When I came across the book Explore Simple Machines!, I had to pick it up. Make your page 5 ½ inches long and about 5 inches wide. Pulleys may seem simple, but they can provide a powerful mechanical advantage so lifting tasks may be done easily. Hettinger on how to exercise with a rope pulley attached to the doorknob: This procedure involves injecting some local anaesthetic into the affected area of your leg so that the pressure monitoring needle can be inserted without pain. Over time, as the pulley spins against the belt, both components will eventually start to wear. to make 9 psi of boost. Use the Pulley Rig. Publicado por MARIANGELES en 9:13. If you can’t, you will need a replacement. If this is your first visit, be sure to check out the FAQ by clicking the link above. Similarly, while. You want more beefiness, to reduce stress in the metal and also more evenly distribute forces in general. Bought it years ago when working construction, and made plenty of money than using it, so pretty much free now. But the power in the 2nd pulley is increased proportionally. To find out if you have frozen idler pulley or a pulley that is hard to spin, you will have to slip or remove the engine drive belt from the idler pulley. It represents a complete kit of parts. On this page the smaller piece of paper is about 3" by 3". And it was simple. Short V-belt = 19", long V-belt = 42". However - assuming you know about the pulley series you can easily fake this using math, chiefly length constraints and parameter ratios for the lengths of your straight line segments. a) possible to finish the workout and. pulley hoists are used in a wide variety of applications from the work site and recreation to home storage. How may I repair the reverse side to make the mirror look new(er)?. But the power in the 2nd pulley is increased proportionally. Manufacturers generally describe belts and pulleys with five main geometries. In addition to lifting things, pulleys can be used singly or with many pulleys working together in order to transport people or things. Simple Machines. Block 1 accelerates right, so make right the positive direction for block 1, and for the pulley, which will have a clockwise angular acceleration, make clockwise the positive direction. What I will have is a engine belted to shaft and that shaft will drive other pieces of machinery. If the dynamo is still on the car, free the nut before taking the fan belt off. Our state-of-the-art technology can accommodate any type of machining including counterbores, keyways, setscrews, lightening holes, self-tracking guides and much more. This decreases the amount of parasitic drag generated by your accessory drive belt, and increases power output accordingly. I just completed the restoration of several antique barn pulleys and they are now on display at Shady Lawn Antiques in Walla Walla. Best Answer: it depends upon how you define efficiency. Start with the Pulley Brackets These pulley brackets were actually fun to make although the first one took me close to 45 minutes as I had to design it along the way while working with the metal. First you want hold your oar up to the wall and decide where you want it to go. Determine the task that the simple pulley needs to perform Observe the item and the direction Attach the pulley Attach the pulley in the desired location. How Crowned Pulleys Make Belts Track November 17, 2014 Samir Nayfeh Leave a comment Most people interested in machines know that adding a slight crown to a pulley tends to keep flat belts centered. Open Block Pulley with Swivel [F008] - $49. Open a new drawing. A snatch block has two primary functions in recovery winching. I'd imagine the size of the pulley (diameter) relative to the cable thickness would affect the friction (the bigger the ratio the less wear due to shear) since the cable runs over a less acute angle. Start with the Pulley Brackets These pulley brackets were actually fun to make although the first one took me close to 45 minutes as I had to design it along the way while working with the metal. The lever is one kind of simple machine. Before attempting to do this. I'm not sure if I'm using the right terminology. Here is a very simple (and pretty easy) electric motor pulley system I've made as a prototype for an elevator project. How To Make A Garden Flag PoleWith garden flags increasing in popularity, one of the main questions that arise is how to find, or make, the perfect garden flag pole. The Forum is a free service, and much like the "free" content on Public Radio, we hope you will support WoodenBoat by subscribing to this fabulous magazine. Get the job done with the right part, at the right price. What I will have is a engine belted to shaft and that shaft will drive other pieces of machinery. In either case, a great way to get some hands-on experience with simple machines is to build your own pulley. Movable Pulley. This notch will allow the motor pulley to function properly. How To Build a pulley system for hanging baskets. The snatch block is a pulley block with a side plate that swings open. Thread the loose end of the string through Paperclip 2. One pulley is mounted to the side of your house or a post and another pulley is attached to the barn, another building or a post- up to 150 feet away. Now, lower Paperclip 1 to. How to make a pulley lift? I have a mirror that is beginning to flake around the edge. The system consists of two or more pulleys assembled to form blocks. The pulleys are designed to work with the shape of the belt, which means the circumference of the pulley is grooved to accommodate the belt. Traditional bird feeders are easy for animals to climb, and they may attract cats that wish to feed on the birds. - This Small Pulley At is very excellent, with a whole lot of adore to arrive see you listed here propose. V-Belt Pulley Specifications. Replace it sooner rather than later using the steps below. Make sure that the shank of the bolt goes right through the pulley wheel - this will mean you'll have to saw the end off the bolt after putting the nut on. We can make custom six groove pulleys from 8. GWD is equipped with a lot of features that make it easy for animators to develop ads quickly. A pulley clothesline is an easy and convenient solution for drying your clothes. to make 9 psi of boost. Slide the new pulley on, making sure to capture the key in the keyway. In most operating conditions, a belt will follow the path of highest tension. Dissecting a Rube Goldberg Machine If you will examine each moving mechanism of a Rube Goldberg Machine, you will notice that there are three vital ones - the pulley, the dominoes, and a ball as a traveler. With sprockets and pulleys for the front wheel, rear wheel and transmission, as well as covers, kits and more, you are sure to find the part you're looking for. You want more beefiness, to reduce stress in the metal and also more evenly distribute forces in general. BRECOflex CO. You can build a simple pulley system consisting of one or more pulleys using simple items you probably already have lying around. There are six primary types of simple machines: pulley, screw, inclined plane, wheel and axle, wedge, and lever. A pulley with multiple anchor holes like the Hitch Climber can also neaten up your climbing system and make it more compact, or open up uses for hauling and mechanical. Gear driven hand operated rope machines are also available for sale. In this area Gene has utilized a simple rope and pulley. Plastic pulleys have fins in sidewalls that should not be cracked or broken. The inclined plane would make it easy for you to push the box up the ramp by yourself. You need to make sure that you check out the common problems first. Then, we used our stapler to attach the knot to the ceiling with 5/8″ staples. I need to be able to make my own serpentine grooved drive pulleys and experiment with different sizes. Use the following to discover how a particular pulley size will perform on your Generator set. Now only the tips of the longer piece are sticky. Technically there are firms (like Phelps) that sell all the mechanical bits to make a pulley system "better than new" as well as firms that make very nice "automatic counterbalances" like minature versions of what keeps your garage door from crushing you ( check out Pullman Manufacturing Corp) so it hardly some wacky new technology.