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.

Date of Patent:
Aug. 19, 2014

Filed:

Jun. 05, 2012
Applicants:

Mitsuo Kodama, Fujieda, JP;

Taketo Nonaka, Fujieda, JP;

Masafumi Mizuno, Fujieda, JP;

Inventors:

Mitsuo Kodama, Fujieda, JP;

Taketo Nonaka, Fujieda, JP;

Masafumi Mizuno, Fujieda, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 21/00 (2006.01); F16C 32/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A rotating device includes a shaft body having a shaft, a first flange extending in the radial direction from the side face of the shaft, and a second flange extending outwardly of the radial direction from another end side, a freely rotatable bearing body including a shaft encircling member present between the second flange and the first flange in the axial direction, a radial dynamic pressure generating groove provided in either one of the shaft and the shaft encircling member, a first thrust dynamic pressure generating groove provided in either one of the first flange and the shaft encircling member, and a lubrication medium. An end of the region where the radial dynamic pressure generating groove is formed and which is distant from the second flange is located outwardly of the region where the first thrust dynamic pressure generating groove is disposed in the axial direction.


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