The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 29, 1981
Filed:
Jul. 10, 1980
Applicant:
Inventor:
Tadashi Ishii, Tokyo, JP;
Assignee:
Kobishi Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10K / ;
U.S. Cl.
CPC ...
340396 ; 340392 ; 340402 ;
Abstract
A motor actuated bell which comprises a gong having an extension at a predetermined inner surface thereof; an electric motor having a drive shaft; transmission means for transmitting torque of said electric motor to a slotted ring to impart an angular moment to the ring. The transmission means has a projecting portion formed thereon to engage with the slot of the ring and a hammer for striking said gong at the extrusion of the inner surface in circular movement relation therewith. A connecting member operatively connects said hammer to said slotted ring. The motor actuated bell may preferably be used in a fire bell, an alarm bell or the like.