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Patent Searching and Data


Title:
SEAL
Document Type and Number:
Japanese Patent JP2011047513
Kind Code:
A
Abstract:

To provide a seal lip reducing friction of the seal lip in a shaft to be sealed while sealing action is the same.

In the seal 1 including a seal section 2 comprising acrylic rubber, the seal section 2 can tightly abut on a machine element 3 to be sealed under a pre-load due to elastic deformation. To improve a sealing function, a structure 5 is provided in the seal section 2, the structure 5 is a macroscopic structure, and it is formed as a conveyance geometry 6, to be specific, as a conveyance screw. A coating 4 reducing friction is provided in the seal section 2.


Inventors:
BOCK EBERHARD
Application Number:
JP2010096572A
Publication Date:
March 10, 2011
Filing Date:
April 20, 2010
Export Citation:
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Assignee:
FREUDENBERG CARL KG
International Classes:
F16J15/32
Attorney, Agent or Firm:
Toshio Yano
Takuya Kuno
Takahashi
Kimihiro Hoshi
Hiroyasu Ninomiya
Einzel Felix-Reinhard