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. 14, 2012
Filed:
Jul. 30, 2009
Yasuhiro Suzuki, Kawaguchi, JP;
Yasuhiro Suzuki, Kawaguchi, JP;
Enplas Corporation, Saitama, JP;
Abstract
An injection-molded resin face gear is provided that can suppress deterioration of gear accuracy caused by shrinkage of resin material after injection-molding, and allow accurate and smooth rotation transmission. An injection-molded resin face gearincludes a boss, a disk-shaped web, and a teeth section. The bosshas an axis hole. The webis formed on an outer circumferential side of the bossin an outward radial direction. The teeth sectionis formed on an outer circumferential edge of the web. The teeth sectionincludes a cylindrical section, a disk-shaped section, and a plurality of teeth. The cylindrical sectionis connected to the outer circumferential edge of the web. The disk-shaped sectionis formed on one end side of the cylindrical sectionin the outward radial direction. The teethare formed evenly spaced on an outer circumferential side of the cylindrical sectionsuch that one side surface of the disk-shaped sectionis a bottom land. The weband the disk-shaped sectionhave the same thicknesses. The thickness of the cylindrical sectionis thinner than the thickness of the disk-shaped section
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile