Domestic electrical appliance

Details Domestic electrical appliance Domestic electrical appliance

1979-03-29

1980-07-22

Goldberg, Howard N.

Solid material comminution or disintegration

Apparatus

With means to protect operator from injury

2412821, B02C 1812, B02C 1824

Patent

active

042135699

ABSTRACT:
A domestic electrical appliance has a base supporting a work bowl. A removable cover for closing the bowl is fixed to the base by a rotary coupling. A motor unit is housed in the base and rotates a working tool positioned within the bowl. A push button is provided for controlling operation of the motor unit. Depression of the push button to actuate the motor unit also prevents removal of the cover from the bowl. A safety lock is provided which moves automatically to its locked position upon depression of the push button and in its locked position prevents the push button returning to its initial retracted position.

REFERENCES:
patent: 3528469 (1970-09-01), Mantelet
patent: 3892365 (1975-07-01), Verdun
patent: 4081114 (1978-03-01), Bouillet
patent: 4095499 (1978-06-01), Ades
patent: 4111372 (1978-09-01), Hicks et al.
patent: 4113188 (1978-09-01), Beunkoff

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