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:
Oct. 31, 1995
Filed:
Dec. 23, 1993
Makoto Watanabe, Nagoya, JP;
Isao Mochizuki, Kaizu, JP;
Yoshitsugu Sato, Kuwana, JP;
Takeyuki Takagi, Nagoya, JP;
Hiroaki Okada, Kasugai, JP;
Brother Kogyo Kabushiki Kaisha, Nagoya, JP;
Abstract
A key switch of the invention includes a key top having a face on which various characters are displayed and a back face having an engaging portion, a guide support member having two hinge members and a holder plate. The holder plate is provided with support portions which are elastically moved when pushed down by the lower portion of the guide support member to pinch and support the lower portion, and further the engaging portions of the key top can also pinch and support the upper portion of the guide support member by pushing the upper portion. Accordingly, according to the key switch, the fabrication of the guide support member and the holder plate and the fabrication of the guide support member and the key top can be extremely easily performed, and the operating performance of the key top is improved.