Extendable support column

Details Extendable support column Extendable support column

B - Operations, Transporting

66

F

B66F 3/42 (2006.01) B66F 3/28 (2006.01) B66F 3/36 (2006.01) B66F 3/46 (2006.01) E04G 23/02 (2006.01) E04G 23/04 (2006.01) E04G 23/06 (2006.01) E04G 25/04 (2006.01) E04H 12/18 (2006.01) F16B 7/10 (2006.01)

Patent

CA 2718798

A support column apparatus for supporting and moving a portion of a building, and having, a base column of square tubular cross section , a top extension column of square tubular cross section sliding within said base column, an hydraulic cylinder within said base column, a piston and piston rod extendable into said top column, and a hydraulic connection to supply hydraulic fluid to the cylinder..

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