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:
Feb. 13, 2007
Filed:
Sep. 17, 2002
Applicants:
Tetsuo Takeuchi, Tokyo, JP;
Hirofumi Ishii, Tokyo, JP;
Inventors:
Tetsuo Takeuchi, Tokyo, JP;
Hirofumi Ishii, Tokyo, JP;
Assignee:
Ichikawa Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31F 1/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a doctor blade, which suppresses abrasion of a mating member and excels in water removal capability and shape retention capacity over a long time, resin is impregnated into a fibrous laminate composed of base materials and batt layers integrated by needle punching, and an adjustment is made so that the void content is between 50% and 80%.