Invention Grant
- Patent Title: Extendable support column
- Patent Title (中): 可扩展支持列
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Application No.: US12588668Application Date: 2009-10-23
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Publication No.: US08418997B2Publication Date: 2013-04-16
- Inventor: Frank Bastone
- Applicant: Frank Bastone
- Main IPC: B66F7/28
- IPC: B66F7/28
Abstract:
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 the base column, an hydraulic cylinder within the base column, a piston and a piston rod extendable into the said top extension column, and, a hydraulic connection to supply hydraulic fluid to the cylinder.
Public/Granted literature
- US20110097180A1 Extendable support column Public/Granted day:2011-04-28
Information query
IPC分类:
