Title:
CRAWLER WORK MACHINE
Document Type and Number:
WIPO Patent Application WO/2022/024573
Kind Code:
A1
Abstract:
In the present invention, a bulldozer (1) comprises: a first right oil passage (101R), a second right oil passage (102R), and a third right oil passage (103R). The first right oil passage (101R) guides some of lubricating oil discharged from a hydraulic pump (81) to a right steering brake (50R). The second right oil passage (102R) guides some of the lubricating oil discharged from the hydraulic pump (81) to a right planetary gear structure (30R). The third right oil passage (103R) guides at least some of the lubricating oil that has passed through the right planetary gear structure (30R) to the right steering brake (50R). At least a part of the right planetary gear structure (30R) is arranged further inside than the right steering brake (50R) in a radial direction perpendicular to the shaft center of an input shaft (26).
Inventors:
AKIYAMA NAOYA (JP)
YOSHIKAWA TAKESHI (JP)
TAKESHIMA HIROAKI (JP)
YOSHIKAWA TAKESHI (JP)
TAKESHIMA HIROAKI (JP)
Application Number:
PCT/JP2021/022729
Publication Date:
February 03, 2022
Filing Date:
June 15, 2021
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
International Classes:
B62D11/08; B60K17/06; B60K17/08; B62D11/16; F16D55/40
Domestic Patent References:
| WO2017061420A1 | 2017-04-13 |
Foreign References:
| JPS6141052A | 1986-02-27 | |||
| JPS5382145U | 1978-07-07 | |||
| JP2003074678A | 2003-03-12 | |||
| JP2001058579A | 2001-03-06 |
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (JP)
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