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:
Jul. 26, 2005
Filed:
Oct. 01, 2002
Makoto Yasui, Iwata, JP;
Koji Sato, Iwata, JP;
Makoto Yasui, Iwata, JP;
Koji Sato, Iwata, JP;
NTN Corporation, , JP;
Abstract
A sealing apparatus () has a slinger () with a substantially L-shaped cross-section including a cylindrical portion () to be fitted on a member of rotational side and an upstanding portion () radially extending from one end of the cylindrical portion (). The apparatus also has a core member () of a substantially L-shaped cross-section including a cylindrical portion () to be fitted in a member of stationary side and an upstanding portion () radially extending from one end of the cylindrical portion. Further included is a sealing element () including one ore more side lips () and () adapted to be slidably contacted with the upstanding portion () of the slinger () and one or more radial lips () adapted to be slidably contacted with the cylindrical portion () of the slinger (). An interference of a portion of the cylindrical portion () and/or () of the core member () and/or the slinger () near the upstanding portion () and/or () is formed smaller than that of the other portion of the cylindrical portion () and/or () of the core member () and/or the slinger ().