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. 11, 2008
Filed:
Sep. 09, 2005
Yasuchika Ito, Hyogo, JP;
Hirokazu Nishimori, Hyogo, JP;
Takeshi Ishimaru, Hyogo, JP;
Noriaki Hitomi, Hyogo, JP;
Yasuchika Ito, Hyogo, JP;
Hirokazu Nishimori, Hyogo, JP;
Takeshi Ishimaru, Hyogo, JP;
Noriaki Hitomi, Hyogo, JP;
Sumitomo Rubber Industries, Ltd., Kobe-shi, JP;
Abstract
A paper-feeding roller () including a core () and a rubber roll () mounted on a peripheral surface of the core (). The rubber roll () has a three-layer construction composed of an inner layer (), an intermediate layer (), and an outer layer (). The inner layer (), the intermediate layer (), and the outer layer () are a non-foamed layer respectively. The JIS-A hardness of the inner layer () is set to not more than 10 degrees. The JIS-A hardness of the outer layer () is set to a range of 25 to 60 degrees.