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.:

US 7290936 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 06, 2007

Filed:

Mar. 08, 2005
Applicants:

Hideo Tsuji, Inuyama, JP;

Masahito Fujita, Inuyama, JP;

Inventors:

Hideo Tsuji, Inuyama, JP;

Masahito Fujita, Inuyama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a slide member such as a slide bearing, the invention can make a height of a bank portion around an oil keeping concave portion small, whereby it is possible to improve an initial conformability and improve an anti-seizure performance. A plurality of holes are formed on a slide surface with respect to an opposing member by a fiber laser apparatus. At this time, in the case that a height of a bank portion generated in the periphery of the concave portions in accordance with the laser processing so as to bulge from a slide surface is set to t, and a depth of the concave portions from the slide surface is set to h, an energy density of the laser beam is adjusted such that a value t is equal to or less than 3 μm, and a rate t/h is between 0.1 and 0.5.


Find Patent Forward Citations

Tsuji, Hideo. (2007). Slide member, manufacturing method and manufacturing apparatus of the same (U.S. Patent No. 7290936). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7290936

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