Title:
SEAL WASHER
Document Type and Number:
Japanese Patent JP2006002894
Kind Code:
A
Abstract:
To provide a seal washer to be laid between a screw member and a partner member in a non-eccentric manner without forming a counter sinking in the partner member even when used for the partner member having a screw hole being the same in diameter and an opening portion different in inner diameter.
A seal lip 20 is formed integrally with a guide part 30 having a contact face 32 whose axial section thickness G1 is not smaller than a thread interval G2 of the screw member 2 and not greater than the section thickness of a washer body 10. It is joined to the inner periphery of the washer body 10.
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Inventors:
ONUMA TSUNEHISA
Application Number:
JP2004181334A
Publication Date:
January 05, 2006
Filing Date:
June 18, 2004
Export Citation:
Assignee:
NOK CORP
International Classes:
F16B43/00; F16J15/06
Attorney, Agent or Firm:
Yoichi Nomoto