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:
May. 22, 2007
Filed:
Jan. 24, 2006
Osamu Nakakita, Kanagawa-ken, JP;
Masayuki Morimoto, Hyogo-ken, JP;
Takao Sakurai, Aichi-ken, JP;
Mitsugu Nakamura, Aichi-ken, JP;
Osamu Nakakita, Kanagawa-ken, JP;
Masayuki Morimoto, Hyogo-ken, JP;
Takao Sakurai, Aichi-ken, JP;
Mitsugu Nakamura, Aichi-ken, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
A rotating speed detecting apparatus has: a bearing sensor configured to detect rotation of a motor and output detection pulses whose frequency depending on a rotating speed of the motor; and a calculating unit configured to receive the detection pulses from the bearing sensor. The detection pulses include a first pulse and a second pulse output next to the first pulse. The calculating unit calculates a revolution of the motor from a pulse interval between the first pulse and the second pulse.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile