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:
Feb. 07, 1989
Filed:
Sep. 24, 1987
Applicant:
Inventor:
Masato Kobayashi, Iwaki, JP;
Assignee:
Alps Electric Co., Ltd., , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ; B29C / ;
U.S. Cl.
CPC ...
264278 ; 26427215 ; 264277 ;
Abstract
A method of molding a case for use in a push-button switch as employed on a television receiver, video tape recorder, or the like. A contact plate having a central fixed contact and two opposite fixed contacts is mounted between an upper die and a lower die. One of the dies has a central support portion and two opposite support portions. In one embodiment, the central fixed contact and the opposite firxed contacts are pressed against the central support portion and the opposite support portions, respectively. A locating pin that tapers off is pressed against the central fixed contact. Two other locating pins are pushed to the vicinities of the opposite fixed contacts.