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. 26, 2003
Filed:
Oct. 18, 2000
Toshio Yamaguchi, Kanagawa, JP;
Jatco LTD, Fuji, JP;
Abstract
The drum supporting structure comprises larger and smaller diameter portions and a radially raised wall portion which are defined by the aluminum drum support, the radially raised wall portion being arranged at an axially base end of the larger diameter portion and the larger diameter portion having seal rings concentrically mounted thereon; a first steel sleeve coaxially fitted to a cylindrical inner wall of the larger diameter bore, the first steel sleeve including a cylindrical major portion which is slidably put on the seal rings and a cylindrical end portion which is slidably and directly supported on the larger diameter portion of the drum support and a second steel sleeve coaxially fitted to a cylindrical outer wall of the smaller diameter portion of the drum support to bear a cylindrical inner wall of the smaller diameter bore of the drum.