Communications: electrical – Audible indication – Percussion-type sound producer
Patent
1980-11-12
1982-12-28
Caldwell, Sr., John W.
Communications: electrical
Audible indication
Percussion-type sound producer
340393, 340396, 340402, G08B 310, G10K 126
Patent
active
043664725
ABSTRACT:
A motor actuated bell assembly comprises a housing box having a body with an open top and a lid for closing the open top. The motor actuated bell includes a base having an integral support portion on which a gong is mouted. The base is fastened to the box body adjacent to the open top thereof with the motor actuated bell accommodated within the box body.
REFERENCES:
patent: 483309 (1892-09-01), Raymond
patent: 2014442 (1935-09-01), Miller
patent: 2855583 (1958-10-01), Bonanno
Caldwell Sr. John W.
Kobishi Electric Co., Ltd.
Myer Daniel
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