Seal for an endless track

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7004474
APP PUB NO 20040007833A1
SERIAL NO

10602690

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A seal for an endless track has a cross section having a centerline parallel to an axis of the seal and a configuration symmetric with respect to the centerline of the cross section. The seal can include an elastically deformably configured portion having a cross section like alphabetical letter X, and a protrusion extending from an intersection of legs of letter X in a bushing-side direction further than a plane connecting bushing-side end portions of the legs of letter X. The protrusion has an end surface where the protrusion contacts the bushing. The seal can further include an embedding portion embedded in a space between legs of letter X, on a bushing-side of the intersection of the legs of letter X.

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Patent Owner(s)

Patent OwnerAddress
TOPY KOGYO KABUSHIKI KAISHA2-2 OSAKI 1-CHOME SHINAGAWA-KU TOKYO 141-8634
NIPPON VALQUA INDUSTRIES LTDTOKYO 141-6024

International Classification(s)

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  • 2003 Application Filing Year
  • F16J Class
  • 351 Applications Filed
  • 152 Patents Issued To-Date
  • 43.31 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2003200420052006200720082009201020110255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Andou, Noriyuki Tokyo, JP 1 6
Konno, Takashi Tokyo, JP 30 118
Kurihara, Akiyoshi Chigasaki, JP 2 13
Muraki, Hiromasa Gojo, JP 2 32
Muramatsu, Akira Gojo, JP 88 1197
Ohara, Masaki Toyohashi, JP 6 118
Oomura, Seiji Toyohashi, JP 7 53
Takahashi, Kenichi Toyohashi, JP 380 4379
Tanaka, Shunsuke Shinshiro, JP 89 565
Toriyama, Kouji Shinshiro, JP 1 6

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