Indicating positive positioning selector knob lock

Details Indicating positive positioning selector knob lock Indicating positive positioning selector knob lock

1993-01-22

1994-07-19

Luong, Vinh T.

Machine element or mechanism

Control lever and linkage systems

Elements

74526, 16121, 16122, G05G 110

Patent

active

053298292

ABSTRACT:
An interfering surface is disposed between a rotating selector knob and a stop to prevent unwanted rotation of the selector knob and wherein release of the stop requires displacement of the knob in an axial direction relative to the stop to bypass the interfering surfaces thereby permitting selective rotation of the knob.

REFERENCES:
patent: 3570325 (1971-03-01), Kroll et al.
patent: 3916721 (1975-11-01), Egger
patent: 4197765 (1980-04-01), Shimoda
patent: 4201096 (1980-05-01), Morrison et al.
patent: 4355544 (1982-10-01), Post
patent: 4565350 (1986-01-01), Rozek
patent: 4575141 (1986-03-01), Burns
patent: 4779305 (1988-10-01), Gorsek
patent: 4895043 (1990-01-01), Lee
patent: 4936162 (1990-06-01), Tronetti
patent: 5048365 (1991-09-01), Webb

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