Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Harunobu Kubota0
Date of Patent
October 30, 2007
0Patent Application Number
112702660
Date Filed
November 9, 2005
0Patent Primary Examiner
Patent abstract
Upper support portions 4 are respectively provided at respective upper end sections of a pair of support columns 1, 1′ such that the position of the upper support portions can be adjusted in an up-down direction. Lower support portions 5 are respectively provided at respective lower end sections of a pair of support columns 1, 1′ such that the position of the lower support portions can be adjusted in an up-down direction. A pair of wires 13, 13 is provided to extend between the lower support portion 5 and the upper support portion 4 of the support column 1. Another pair of wires 13, 13 is provided to extend between the lower support portion 5 and the upper support portion 4 of the support column 1′.
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