Title:
RUNNING DEVICE OF RUBBER CRAWLER
Document Type and Number:
WIPO Patent Application WO/2003/086841
Kind Code:
A1
Abstract:
A running device of a rubber crawler, comprising drive wheels continuously connected to the drive shaft of a vehicle frame, idler wheels, and rubber crawlers wound on these both wheels and having rubber projections formed on the inner peripheral surface thereof at specified pitches, the drive wheels further comprising guide skirt bodies fixed to the vehicle frame at intervals between the drive wheels and the lateral outer sides of the wound portions of the rubber crawlers, wherein the drive wheels and idler wheels are arranged generally horizontal and the rubber crawlers wound thereon are brought into contact with a running surface, and the drive wheels are formed so that the engaged teeth thereof with the rubber projections are laterally exposed.
Inventors:
SUGIHARA SHINGO (JP)
AKIYAMA HITOSHI (JP)
AKIYAMA HITOSHI (JP)
Application Number:
PCT/JP2003/004971
Publication Date:
October 23, 2003
Filing Date:
April 18, 2003
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
SUGIHARA SHINGO (JP)
AKIYAMA HITOSHI (JP)
SUGIHARA SHINGO (JP)
AKIYAMA HITOSHI (JP)
International Classes:
B62D55/08; B62D55/088; B62D55/084; B62D55/12; B62D55/125; B62D55/24; (IPC1-7): B62D55/08
Foreign References:
| JPH02286476A | 1990-11-26 | |||
| JPH06144306A | 1994-05-24 | |||
| JP2000272557A | 2000-10-03 | |||
| JP2590853Y2 | 1999-02-24 |
Other References:
See also references of EP 1495949A4
Attorney, Agent or Firm:
Nakajima, Jun (NAKAJIMA & KATO Seventh Floor, HK-Shinjuku
Bldg., 3-17, Shinjuku 4-chom, Shinjuku-ku Tokyo, JP)
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