Load rest ring for jack

Details Load rest ring for jack Load rest ring for jack

1994-05-19

1995-06-27

Watson, Robert C.

Implements or apparatus for applying pushing or pulling force

Screw

Special engaging feature

B66F 336

Patent

active

054273552

ABSTRACT:
The invention is a load rest fastener for a screw jack comprising a broken wavy ribbon ring which may be inserted into a groove in the exterior surface of a column and a groove in the interior surface of a load rest flange.

REFERENCES:
patent: 1572770 (1926-02-01), Colley
patent: 1593217 (1926-07-01), Lucker
patent: 1600058 (1926-09-01), Morrison
patent: 2508240 (1950-05-01), Fenn
patent: 4752708 (1987-12-01), Taguchi
patent: 5085406 (1992-02-01), Schmaltz

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