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:
Mar. 05, 2013
Filed:
Jun. 06, 2005
Masayuki Tanida, Fukushima, JP;
Kenichi Yarimizu, Fukushima, JP;
Masayuki Tanida, Fukushima, JP;
Kenichi Yarimizu, Fukushima, JP;
NOK Corporation, Tokyo, JP;
Abstract
To reduce an axial installation width of a sealing devicecomprising an oil sealmounted in an inner periphery of a shaft holeof a housingand slidably contacted with an outer periphery of a rotating shaftand a magnetic encodermounted on the rotating shaftso as to be rotated therewith, as well as to improve sealing performance, the oil sealis provided with a metal ringhaving at least a part thereof disposed at an inner periphery side of the cylindrical portionin the magnetic encoderso that the oil sealand magnetic encoderare overlapped with each other in an axial direction, and the oil sealis provided with a seal lipformed with a rubber-like elastic body and disposed towards an interior side A of a housing.