Title:
ADJUSTABLE LINKAGE
Document Type and Number:
WIPO Patent Application WO2000040825
Kind Code:
B1
Abstract:
A folding stage includes a spacing linkage that is adjustable. The spacing linkage locks the folding stage at its final use position. The linkage includes an adjustable link member having an adjustment device. The adjustment device provides for changing the length of the link. The adjustment device includes a housing having a block slidably mounted therein. The housing and the block both include transverse openings for receiving a pivot bolt. The end of the housing receives a bolt threadably connected to the sliding block. A nut on the exterior of the housing threadably connects to the bolt and positions the block relative to the end of the housing for adjusting the length of the link and the position of the spacing linkage.
Inventors:
BURTON DAVID J
Application Number:
PCT/US2000/000102
Publication Date:
August 17, 2000
Filing Date:
January 04, 2000
Export Citation:
Assignee:
SICO INC (US)
International Classes:
E04H3/28; F16C11/04; (IPC1-7): E04H3/28
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