Title:
クローラ走行装置
Document Type and Number:
Japanese Patent JP4684243
Kind Code:
B2
Abstract:
A track frame (2) is swingably supported by a rear axle case of a travel machine body (30) through a rocking shaft (8); front and rear driven wheels (3),(4) are disposed in front and rear end portions of the track frame (2); at least three idling wheels (5) are disposed on an intermediate portion of the track frame (2) at intervals in a longitudinal direction; a drive wheel (6) which is disposed upward of a longitudinal intermediate portion of the track frame (2) and is configured to receive a power transmitted from a rear axle (33) supported by the rear axle case; and a crawler belt (7) is wrapped around the drive wheel (6), the front driven wheel (3), the rear driven wheel (4) and the idling wheels (5). Two idling wheels (5) on a rear side of the at least three idling wheels (5) are pivoted on a first rocking link (20), and a longitudinal intermediate portion of the first rocking link (20) is pivoted on the track frame (2) through a first pivot shaft (22).
Inventors:
Motonari Inaoka
Application Number:
JP2007006405A
Publication Date:
May 18, 2011
Filing Date:
January 15, 2007
Export Citation:
Assignee:
Kubota Corporation
International Classes:
B62D55/08; B62D55/10; B62D55/14
Domestic Patent References:
| JP2004017789A | ||||
| JP11029073A | ||||
| JP11034940A | ||||
| JP2003081144A | ||||
| JP2002002558A | ||||
| JP2000233774A | ||||
| JP2005041243A | ||||
| JP2001239968A | ||||
| JP9207831A | ||||
| JP2001048065A |
Attorney, Agent or Firm:
Toshio Yasuda