Adjustable jack post

Static structures (e.g. – buildings) – With lifting or handling means for primary component or... – Position adjusting means; e.g. – leveling

Reexamination Certificate

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Details

C254S098000, C254S092000, C254S0930VA, C254S100000, C052S126600, C052S632000, C248S354300, C405S290000

Reexamination Certificate

active

08001733

ABSTRACT:
A post adjustable in length as required. The post can be adjusted at any time during and after construction. The post can be used as an extension of a column which requires adjustment in length. The post can be used as a jack. The post is capable of withstanding compression, tension, and dynamic loading. The post can be used to provide support to beams and girders in a house frame.

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patent: 2010/0001239 (2010-01-01), Dufour
patent: 2010/0031587 (2010-02-01), Weeks

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