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2. Jack (device) - Wikipedia

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

   Hydraulic bottle jack. A bottle jack or whiskey jack [6] is a jack which resembles a bottle in shape, having a cylindrical body and a neck. Within is a vertical lifting ram with a support pad of some kind fixed to the top. The jack may be hydraulic or work by screw action.

3. Roasting jack - Wikipedia

   en.wikipedia.org/wiki/Roasting_jack

   Roasting jack. A roasting jack is a machine which rotates meat roasting on a spit. [1] It can also be called a spit jack, a spit engine or a turnspit, although this name can also refer to a human turning the spit, or a turnspit dog. [2] Cooking meat on a spit dates back at least to the 1st century BC, but at first spits were turned by human power.

4. Jackscrew - Wikipedia

   en.wikipedia.org/wiki/Jackscrew

   Jackscrew. Mechanical lifting device operated by turning a leadscrew. A 2.5-ton screw jack. The jack is inserting the bar (visible lower left) in the holes at the top and turning. A jackscrew, or screw jack, is a type of jack that is operated by turning a leadscrew. It is commonly used to lift moderate and heavy weights, such as vehicles; to ...

5. Strand jack - Wikipedia

   en.wikipedia.org/wiki/Strand_jack

   52° 30′ 42,11″ N, 13° 12′ 11,7″ O. A strand jack (also known as strandjack) is a jack used to lift very heavy loads (e.g. thousands of tons or more with multiple jacks) for construction and engineering purposes. [1] Strandjacking was invented by VSL Australia's Patrick Kilkeary & Bruce Ramsay in 1969 for concrete post tensioning ...

6. Lifting equipment - Wikipedia

   en.wikipedia.org/wiki/Lifting_equipment

   Lifting a heavy timber with a block and tackle on a tripod. Lifting equipment, also known as lifting gear, is a general term for any equipment that can be used to lift and lower loads. [1] Types of lifting equipment include heavy machinery such as the patient lift, overhead cranes, forklifts, jacks, building cradles, and passenger lifts, and ...

7. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!