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2. Differential pulley - Wikipedia

   en.wikipedia.org/wiki/Differential_pulley

   The differential pulley was invented in 1854 by Thomas Aldridge Weston from King's Norton, England. [2] The pulleys were manufactured in collaboration with Richard and George Tangye. According to Richard Tangye's autobiography, the Weston differential pulley evolved from the Chinese windlass, with an endless chain replacing the finite length of ...

3. Come-along - Wikipedia

   en.wikipedia.org/wiki/Come-along

   A come-along. A come-along, also known as a power puller, is a hand-operated winch with a ratchet used to pull objects. The drum is wrapped with wire rope.A similar tool that uses a nylon strap is used to straighten trees, as it straightens gradually over time, therefore not splitting the trunk.

4. Underdrive pulleys - Wikipedia

   en.wikipedia.org/wiki/Underdrive_pulleys

   Additional and significant performance improvements can be seen by reducing the weight of the pulley versus the original pulley. Gains can range from 3 to 6 HP per pound of weight reduced. Poorly engineered underdrive pulleys can cause unwanted side effects; this is due to not spinning the alternator , power steering, and/or air conditioning ...

5. Kobalt (tools) - Wikipedia

   en.wikipedia.org/wiki/Kobalt_(tools)

   Kobalt is a line of hand and mechanics' tools, power tools, and tool storage products owned by the American home improvement chain Lowe's. It is the house brand for both Lowe's in North America and their joint venture with the now defunct Masters Home Improvement in Australia .

6. Pulley - Wikipedia

   en.wikipedia.org/wiki/Pulley

   A sheave or pulley wheel is a pulley using an axle supported by a frame or shell (block) to guide a cable or exert force. A pulley may have a groove or grooves between flanges around its circumference to locate the cable or belt. The drive element of a pulley system can be a rope, cable, belt, or chain.

7. Draper Tools - Wikipedia

   en.wikipedia.org/wiki/Draper_Tools

   Draper Tools Ltd is a British distributor of tools under “Draper” and other brands, for professional and home-consumer use. It is based at a 50,000m 2 (535,000 sq. ft.) site in Chandler's Ford in Hampshire , England .