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:
Nov. 02, 1999
Filed:
May. 04, 1998
Yoshitomo Masuda, Hamura, JP;
Yuko Maeda, Hino, JP;
Norihiko Kaga, Kodaira, JP;
Hideyuki Niwa, Sayama, JP;
Chikara Yamada, Kodaira, JP;
Takashi Kitamura, Musashimurayama, JP;
Takahiro Kawagoe, Tokorozawa, JP;
Bridgestone Corporation, Tokyo, JP;
Abstract
Disclosed is an intermediate transfer member disposed between an image forming body and a recording medium, for transferring and holding a toner image formed on a surface of the image forming body onto a surface of the intermediate transfer member once and then transferring the toner image onto the recording medium, the intermediate transfer member including: a rubber composition, wherein the state of occurrence of cracks in the rubber composition after the rubber composition imparted with 20% of elongation has been exposed for 120 hours to an environment with an ozone concentration of 10 ppm and with a temperature of 40.degree. C. is specified such that no crack is seen, or the number of cracks and the depth of cracks satisfy a specific evaluation standard.