Operation lever mechanism for handle

Details Operation lever mechanism for handle Operation lever mechanism for handle

1996-01-30

1997-12-16

Marmor, Charles A.

Machine element or mechanism

Control lever and linkage systems

Hand operated

74523, 192131R, 30216, A01G 3053, G05G 100

Patent

active

056972580

ABSTRACT:
The present invent provides an improvement in the handling and operation of portable working machines, particularly in a loop front handle and an operation lever adjacent to the handle for easy operation. An operation lever mechanism for a handle according to the present invention includes: a rotatably supported body; a swingable operation lever pivotally supported by the rotatably supported body; and an operating portion movable in a direction along an axis X--X of the rotatably supported body, the operating portion connected to a swinging end of the operation lever, wherein the rotation axis X--X of the rotatably supported body is situated so as to encompass a virtual center X of a loop handle or a point adjacent to the center X, and the grip portions of second swinging end of the swingable operation lever rotate and move along an arc of the loop handle.

REFERENCES:
patent: 2198469 (1940-04-01), Woodward
patent: 4378637 (1983-04-01), Kieser et al.
patent: 4898039 (1990-02-01), Aiyama et al.
patent: 5145044 (1992-09-01), Kramer et al.

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