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. 08, 1995
Filed:
Sep. 26, 1994
Hiroki Kisu, Fujisawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A charging device includes a movable member to be charged; a charging member contactable to the member to be charged to electrically charge the member to be charged, a voltage application means of applying an oscillating voltage between the charging member and the member to be charged; wherein Wc/Wd<1.0 is satisfied, where Wc is a weight of the charging member, and Wd is a weight of the member to be charged; and wherein Vp>f/100 (mm/sec), where Vp (mm/sec) is a moving speed of the member to be charged, and f (Hz) is a frequency of the oscillating voltage.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile