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. 23, 2012
Filed:
Feb. 18, 2010
Tokio Shimura, Anjo, JP;
Mitsuru Nakagawa, Chiryu, JP;
Tokio Shimura, Anjo, JP;
Mitsuru Nakagawa, Chiryu, JP;
Denso Corporation, Kariya, JP;
Abstract
An electronic key includes a case having therein an internal space; a circuit board including a transmit portion for transmitting a radio wave, a control portion for outputting a control signal for instructing the transmit portion to send the radio wave and an internal switch for instructing the control portion to output the control signal; a waterproof cover for protecting the circuit board; an external switch configured to be bent when being pressed by a user; and a flexible sheet arranged between the waterproof cover and a surface of the circuit board on which the internal switch is arranged. The circuit board, the flexible sheet, the waterproof cover and the external switch are arranged in series in the internal space. The internal switch receives a press-force by the user from the external switch via the waterproof cover and the flexible sheet.