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2. Jack (device) - Wikipedia

   en.wikipedia.org/wiki/Jack_(device)

   Jack (device) Jack which can lift a mobile home. A jack is a mechanical lifting device used to apply great forces or lift heavy loads. A mechanical jack employs a screw thread for lifting heavy equipment. A hydraulic jack uses hydraulic power. [1] The most common form is a car jack, floor jack or garage jack, which lifts vehicles so that ...

3. Lift slab construction - Wikipedia

   en.wikipedia.org/wiki/Lift_slab_construction

   Lift slab construction. Lift slab construction (also called the Youtz-Slick Method) is a method of constructing concrete buildings by casting the floor or roof slab on top of the previous slab and then raising (jacking) the slab up with hydraulic jacks. This method of construction allows for a large portion of the work to be completed at ground ...

4. Jackscrew - Wikipedia

   en.wikipedia.org/wiki/Jackscrew

   The maximum mechanical advantage possible for a hydraulic jack is not limited by the limitations on screw jacks and can be far greater. After World War II, improvements to the grinding of hydraulic rams and the use of O ring seals reduced the price of low-cost hydraulic jacks and they became widespread for use with domestic cars.

5. Richard Dudgeon - Wikipedia

   en.wikipedia.org/wiki/Richard_Dudgeon

   Richard Dudgeon (1819, Tain – 9 April 1895, New York City) [1] was a mechanic, noted for his inventions of the hydraulic jack and steam carriage. Born in Scotland, [2] he emigrated as a boy with his family to the United States, where he became a mechanic in New York. He founded an engineering machine shop on Broome Street and this prospered ...

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   www.aol.com/lifestyle/bulb-head-ruby-sliders...

   There’s a better solution that Amazon shoppers swear by — the As Seen On TV BulbHead Ruby Sliders. They’re currently on sale for just $10 for eight (down from $15).

7. Machine press - Wikipedia

   en.wikipedia.org/wiki/Machine_press

   Typically consisting of a simple rectangular frame, often fabricated from C-channel or tubing, containing a bottle jack or hydraulic cylinder to apply pressure via a ram to a work-piece. Often used for general-purpose forming work in the auto mechanic shop, machine shop, garage or basement shops, etc. Typical shop presses are capable of applying between 1 and 30 tons pressure, depending on ...