Motor actuated bell

Details Motor actuated bell Motor actuated bell

1980-05-23

1981-08-25

Pitts, Harold I.

Communications: electrical

Audible indication

Percussion-type sound producer

340399, 340402, G10K 1064, G08B 310

Patent

active

042862582

ABSTRACT:
A motor actuated bell comprises an elongated resilient means for urging a hammer into striking contact with a gong. The hammer is secured to the central portion of the resilient means. A cam means is connected to the motor drive shaft and acts on the hammer to intermittently urge the same away from the gong against the bias of the resilient means.

REFERENCES:
patent: 4183018 (1980-01-01), Sakaguchi

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