Electrical switch having interlocked blower and air conditioner

Details Electrical switch having interlocked blower and air conditioner Electrical switch having interlocked blower and air conditioner

1984-04-10

1985-05-14

Scott, J. R.

Electricity: circuit makers and breakers

Interlocking

Between plural switches

200 5E, H01H 926

Patent

active

045174229

ABSTRACT:
A combination blower and air conditioner switch is disclosed, comprising a blower switch and an air conditioner switch having respective first and second casings secured together, a blower control member movable along a path between an OFF position remote from the air conditioner switch and at least one ON position closer thereto, an air conditioner control member movable in the second casing between circuit opening and closing positions, a return spring for biasing the air conditioner control member toward its circuit opening position, a latching assembly including a latching element for latching the air conditioner control member in its circuit closing position, and an interlock mechanism movable between enabling and disabling positions and including a disabling member for engaging and disabling the latching element with the interlock assembly in its disabling position, the interlock mechanism including a link connected to the disabling member and operable by the blower control member for moving the disabling member to its disabling position when the blower control member is moved to its OFF position, the interlock mechanism including a spring for returning the link and the disabling member to their enabling positions when the blower control member is moved away from its OFF position.

REFERENCES:
patent: 3271536 (1966-09-01), Schink
patent: 4383147 (1983-05-01), Raab et al.

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