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:
Jun. 02, 2009
Filed:
Aug. 29, 2005
Hideki Oki, Fukuroi, JP;
Shouji Yatsuyanagi, Fukuroi, JP;
Tomoyuki Miyazaki, Fukuroi, JP;
Kiyokazu Ichikawa, Fukuroi, JP;
Hideki Oki, Fukuroi, JP;
Shouji Yatsuyanagi, Fukuroi, JP;
Tomoyuki Miyazaki, Fukuroi, JP;
Kiyokazu Ichikawa, Fukuroi, JP;
NSK Warner K.K., Tokyo, JP;
Abstract
A method of manufacturing a clutch housing which accommodates therein a plurality of clutch plates adapted to be engaged together so as to transmit a torque, wherein a drum portion and a boss portion can be integrally formed from a plate material so as to form a thick portion having a thickness of not less than approximately 1.3 times as large as that of the plate material and a thin portion having a thickness of not greater than approximately ½ of that of the plate material.