Title:
CRAWLER BELT AND SEAL FOR USE THEREIN
Document Type and Number:
WIPO Patent Application WO/2002/036418
Kind Code:
A1
Abstract:
A seal (21) comprising a link side lip part (22) abutting against the outer link part (9) of a cover belt (7), a bush side lip part (23) abutting against a bush (11), and an intermediate linking part (24) for linking the lip parts (22, 23). A relation (T2≅ T2"> T1≅ T1") is set, where (T1, T2, T1", T2") are the thickness dimensions at the link side lip part (22), the bush side lip part (23), a link side linking part (24A) and a bush side linking part (24B). Maximum outside diameter part (24C) side of the intermediate linking part (24) is located on the radial outside of the radial intermediate position of the bush side lip part (23). The bush side lip part (23) is pushed entirely and uniformly toward the end face (11A) of the bush (11) by the intermediate linking part (24).
Inventors:
AKITA HIDEKI (JP)
IDETSU WATARU (JP)
SEKIGUCHI YOSHIAKI (JP)
IDETSU WATARU (JP)
SEKIGUCHI YOSHIAKI (JP)
Application Number:
PCT/JP2001/009224
Publication Date:
May 10, 2002
Filing Date:
October 19, 2001
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACHINERY (JP)
AKITA HIDEKI (JP)
IDETSU WATARU (JP)
SEKIGUCHI YOSHIAKI (JP)
AKITA HIDEKI (JP)
IDETSU WATARU (JP)
SEKIGUCHI YOSHIAKI (JP)
International Classes:
B62D55/088; B62D55/21; (IPC1-7): B62D55/21
Foreign References:
| JPS5261029U | 1977-05-04 | |||
| JPS49113342U | 1974-09-27 | |||
| JPH0165773U | 1989-04-27 | |||
| JPS49113342U | 1974-09-27 | |||
| JPH0165773U | 1989-04-27 |
Other References:
See also references of EP 1249384A4
Attorney, Agent or Firm:
Hirose, Kazuhiko (Nishishinjuku 3-chome Shinjuku-ku, Tokyo, JP)
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