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. 12, 2022
Filed:
Mar. 13, 2019
Eagle Industry Co., Ltd., Tokyo, JP;
Yasuhisa Arita, Tokyo, JP;
Abstract
A seal device for sealing a space between a housing and a rotating shaft includes seal members, and a holder having a cylindrical portion and configured to retain the seal members the cylindrical portion being press-fitted into a shaft hole provided in the housing. The holder is provided with, at one end of the cylindrical portion, a protruding portion protruded in a radially outward direction of the cylindrical portion. The shaft hole of the housing has a tapered portion having an annular shape and forming one end portion of the shaft hole to guide an insertion of the holder into the shaft hole. The protruding portion is provided on an inner diameter side of the tapered portion.