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:
Aug. 20, 2013
Filed:
Apr. 06, 2010
Takahisa Kitahara, Isesaki, JP;
Toshiyuki Muto, Isesaki, JP;
Kenji Mizushima, Yokohama, JP;
Tokyo Parts Industrial Co., Ltd., Isesaki-shi, Gunma, JP;
Alpha Corporation, Yokohama-shi, Kanagawa, JP;
Abstract
A push switch () includes an internal button (), an external button (), a switch () disposed inside the internal button (), a casing () fixed to a side wall () of the internal button (), an inner collar portion () provided in the casing () and engaged with a groove portion () of the internal button (), an overhanging portion () formed in the external button (), and an outer collar portion () formed in the internal button () and located between the overhanging portion () and the inner collar portion () so as to define apart of the groove portion (). The overhanging portion () is disposed separately from the outer collar portion () by a gap. The overhanging portion () abuts against the outer collar portion () when the external button () is pushed to elastically deform the internal button () to thereby turn on the switch ().