Drive means for a timing mechanism

Details Drive means for a timing mechanism Drive means for a timing mechanism

1982-09-02

1983-04-26

Scott, J. R.

Electricity: circuit makers and breakers

Retarded

Clock train

200 38C, H01H 4310

Patent

active

043814336

ABSTRACT:
Rotation of a cam means of a timing mechanism is provided by three sets of axially aligned ratchet teeth having different major and minor diameters and a drive pawl selectively engaging the three sets of teeth.
The arrangement provides a means to delay the actuation of switches which control the functions of an appliance.

REFERENCES:
patent: 2803715 (1957-08-01), Guth
patent: 3015003 (1961-12-01), Simmons
patent: 3331929 (1967-07-01), Holtkamp
patent: 3603749 (1971-09-01), Davis
patent: 4060702 (1977-11-01), Linn

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