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:
Nov. 28, 2017
Filed:
Mar. 09, 2016
Canon Kabushiki Kaisha, Tokyo, JP;
Tetsuya Nishio, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A control unit driving a motor in a first direction based on output of a first signal, whereby a cam member charges a biasing member, and thereafter the control unit controls driving of the motor so as to stop the cam member in the state where the biasing member is charged, and the control unit drives the motor in a second direction that is the opposite direction to the first direction, whereby the cam member is driven by biasing force of the biasing member and driving force of the motor, an engaging portion follows through a first zone, and thereafter the cam member is driven by the driving force of the motor without using the biasing force of the biasing member, and the engaging portion follows through the second zone.