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. 12, 2010
Filed:
Nov. 16, 2005
Norioki Fujimoto, Otsu, JP;
Toru Kamimura, Maibara, JP;
Junji Matsue, Gunma, JP;
Sanyo Electric Co., Ltd., Moriguchi-shi, JP;
Abstract
An electric toothbrush wherein the number of revolution of a motor shaft is in match with the frequency of reciprocating motion of the brush. A motor () housed in a tubular case () is coupled to a reciprocating shaft () slidably extending through the forward end of the case by a scotch yoke mechanism () for converting one turn of rotation of the motor shaft () into one stroke of reciprocating pivotal movement of a pivotal body (), and by motion conversion means () for converting one stroke of reciprocating movement of the pivotal body () into one stroke of linear reciprocating motion of the reciprocating shaft ().