How to Build Levers and Pulleys
Levers and pulleys are uncomplicated machines that make work easier by improving mechanical advantage, meaning that they reduce the effort needed to do a task. They provide "leverage," changing the direction of our effort. If you go down to [... more]
eHow |
Zinc Swivel Eye Pulley, 2"
 Features: ZINC PLATED ROPE PULLEY Made of solid bronze Swivel eye, single sheave pulley 2" Sheave Single Wheel Binding: Misc. EAN: 0045768522562 Model: 841820104/0173 MPN: 841820104/0173 UPC: 045768522562 [... more]
$6.49
Amazon.com |
Give Yourself a Lift: Lightening the Load with Pulleys
The goal of this project is to measure the force and the work required to lift the same load with different arrangements of pulleys. Pulleys are machines that make the job of lifting objects easier. A simple pulley (see Figure 1) consists of a ... [... more]
Science Buddies |
April Pulley Sayre
If one is a snail and two is a person, we must be counting by feet! Just follow the sign to... If one is a snail and two is a person, we must be counting by feet! Just follow the sign to the beach, where a bunch... One is a Snail, Ten is a Crab A ... [... more]
Random House |
How to Install A Simple Pulley Clothesline
Installing a simple pulley-line is not that difficult to accomplish, and the benefits are well worth the moderate challenge. Keep in mind that you will have a line of wet, heavy clothes hanging from point A to point B, and plan accordingly. Don't ... [... more]
eHow |
How to Make a Simple Pulley
A pulley is simply a single wheel, suspended from its axle, with a guide track for a rope or cable at the wheel's rim. The pulley described below can be used to lift light loads up to 20 lbs. Bend a coat hanger into a U shape that extends from ... [... more]
eHow |
Traction
Traction uses weights and pulleys to put tension on a displaced bone or joint, such as a dislocated hip, to realign the bone and immobilize it. Traction is also used to keep a group of muscles (such as the lower spinal muscles) stretched to ... [... more]
Healthline |
April Pulley Sayre
which was an Outstanding Science Trade Book for Children and was selected by ALA Booklist as one of the best books of 2001. She lives with her husband in South Bend, Indiana. is the author of numerous books for children including [... more]
Harper Collins |
Cooper Group/ Campbell #T7655012 1"SGL Swiv Rope Pulley
Features: Cooper Group/ Campbell #T7655012 1"SGL Swiv Rope Pulley COOPER GROUP/CAMPBELL Binding: Misc. EAN: 0020418180002 Is Memorabilia: 0 Model: T7655012 MPN: T7655012 Package Quantity: 1 UPC: 020418180002 [... more]
$3.49
Amazon.com |
BBK Performance 15550 Aluminum 3-Piece Pulley Kit
Features: ALUMN PULLEY KIT Binding: Misc. EAN: 0197975155504 Model: 15550 MPN: 15550 Package Quantity: 1 UPC: 197975155504 [... more]
$267.81
Amazon.com |
Step Pulley
Features: 5/8" 3-STEP CONE PULLEY KW's: pulley Binding: Misc. EAN: 0096158146608 Model: 1466 MPN: 1466 Package Quantity: 1 UPC: 096158146608 [... more]
$22.21
Amazon.com |
Mr. Gasket 4759 Performance Power Pulley Kit
Features: Underdrive pulleys engineered for high-performance Tested to ensure that the electrical and cooling systems function properly CNC-machined from aircraft-quality material and are computer-designed Made of steel with a black finish Includes [... more]
$168.94
Amazon.com |
