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2. Jack post - Wikipedia

   en.wikipedia.org/wiki/Jack_post

   A jack post (telepost, adjustable steel column) is a steel post used in the construction trades for temporary support of ceilings, walls and trenches ().They are designed to be able to mechanically telescope to about twice their shortest length in order to span a wide variety of spaces.

3. Jack (device) - Wikipedia

   en.wikipedia.org/wiki/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 maintenance can be ...

4. Lift slab construction - Wikipedia

   en.wikipedia.org/wiki/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 level, negating the ...

5. Basement - Wikipedia

   en.wikipedia.org/wiki/Basement

   The concrete floor in most basements is structurally not part of the foundation; only the basement walls are. If there are posts supporting a main floor beam to form a post and beam system, these posts typically go right through the basement floor to a footing underneath the basement floor. It is the footing that supports the post and the ...

6. Scissors mechanism - Wikipedia

   en.wikipedia.org/wiki/Scissors_mechanism

   It consists of a series of interconnected, folding supports that resemble the shape of a pair of scissors, hence its name. The scissor mechanism is widely employed in various applications, including scissor lifts, folding tables, adjustable height platforms, and automotive jacks. [2]

7. James I. Cash - Pay Pals - The Huffington Post

   data.huffingtonpost.com/paypals/james-i-cash

   From January 2008 to December 2012, if you bought shares in companies when James I. Cash joined the board, and sold them when he left, you would have a 4.8 percent return on your investment, compared to a -2.8 percent return from the S&P 500.