Retractable window crank

Details Retractable window crank Retractable window crank

1995-01-23

1996-09-03

Luong, Vinh T.

Machine element or mechanism

Control lever and linkage systems

Elements

74526, 242283, 16110R, G05G 100

Patent

active

055513166

ABSTRACT:
For the shaft of a window pivoting device, a retractable crank which includes a socket, a turning arm and a rotatable knob articulated together so that the turning arm can be pivoted between operating and retracted positions with the knob always on the side of the turning arm opposite the socket in the operating position and the same side as the socket in the retracted position, and in the retracted position the knob projects inwardly or downwardly but not outwardly away from the window.

REFERENCES:
patent: 2727406 (1955-12-01), Opocensky
patent: 3862725 (1975-01-01), Gename
patent: 4222602 (1980-09-01), Kouth
patent: 4368856 (1983-01-01), Neufeld et al.
patent: 4437621 (1984-03-01), Sakumoto
patent: 4524921 (1985-06-01), Ozaki et al.
patent: 4588141 (1986-05-01), Uetsuki et al.
patent: 4858845 (1989-08-01), Kaneko
patent: 4928547 (1990-05-01), Huyer
patent: 5368249 (1994-11-01), Takeuchi
patent: 5421180 (1995-06-01), Rojdev

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