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:
Jul. 08, 1980
Filed:
Jul. 25, 1977
Applicant:
Inventor:
Toshiji Taira, Toyota, JP;
Assignee:
Nippondenso Co., Ltd., Kariya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10K / ;
U.S. Cl.
CPC ...
340388 ; 3403 / ;
Abstract
In an electric horn for an automobile, a diaphragm is bent at its periphery to define an effective vibration area and a flange portion of a housing is also bent to hold the peripheral edge of the diaphragm. As a result, good sound and sealing are ensured in a compact structure with less number of parts.