Safety knob

Details Safety knob Safety knob

1996-10-21

1998-06-30

Dority, Carroll B.

Stoves and furnaces

Stoves

Cooking

431153, 137385, 251 96, F24C 308

Patent

active

057718784

ABSTRACT:
A knob for a stove or range that has a releasable lock assembly which prevents a switch or valve of the range from being turned ON. The lock assembly has a pin movable between a lock position and a release position with a linear to rotational movement mechanism mounted in a housing joined to the body of the knob.

REFERENCES:
patent: 703564 (1902-07-01), Ellison
patent: 1412720 (1922-04-01), Szafranski
patent: 1621876 (1927-03-01), Doerr
patent: 2039011 (1936-04-01), Leonard
patent: 2214730 (1940-09-01), Jeffers
patent: 2525562 (1950-10-01), Reeves
patent: 2849891 (1958-09-01), Mills
patent: 3035567 (1962-05-01), Reeves
patent: 3200807 (1965-08-01), Culligan
patent: 3764103 (1973-10-01), Oliverio
patent: 4300525 (1981-11-01), Delgado et al.

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