Window crank handle apparatus

Details Window crank handle apparatus Window crank handle apparatus

1992-02-24

1993-04-13

Bonck, Rodney H.

Machine element or mechanism

Control lever and linkage systems

Elements

74547, 74548, G05G 100

Patent

active

052012417

ABSTRACT:
A crank handle includes an extension cylinder secured to a shaft member of a window drive housing, with the extension cylinder including a second wall spaced from a first wall receiving the shaft. A second wall shaft extends into a handle cavity, with the handle cavity formed with a pivot block, with the pivot block including an axle pin directed into the pivot block, and the axle pin pivotally mounted relative to an upper distal portion of the handle. A lower distal portion of the handle includes a handle extension member arranged to rotatively drive the gear drive shaft.

REFERENCES:
patent: 1999457 (1935-04-01), Hoehn
patent: 2065750 (1936-12-01), Safford
patent: 2355932 (1944-08-01), Walton
patent: 2452742 (1948-11-01), Franzene
patent: 3091978 (1963-06-01), Rubinstein
patent: 3250038 (1966-05-01), Steel
patent: 4117568 (1978-10-01), Bullock
patent: 4161891 (1979-07-01), Bossert
patent: 4313282 (1982-02-01), Hagemann et al.
patent: 4513715 (1985-07-01), Wiens
patent: 4615236 (1986-10-01), Boots
patent: 4794730 (1989-01-01), Fischback

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