Title:
RUNNING DRIVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/188752
Kind Code:
A1
Abstract:
A running drive device (13) is a running drive device (13) for a bulldozer (1) having a reducer (22), and includes an output shaft (23), a sprocket hub (71), a housing (24), and a floating seal (27). The output shaft (23) outputs a driving force from the reducer (22). The sprocket hub (71) includes an inner surface portion (71a) disposed on the side of the reducer (22) and is connected to the output shaft (23). The housing (24) includes an outer surface portion (62b) opposed to the inner surface portion (71a) and covers the side of the sprocket hub (71) of the reducer (22). The floating seal (27) is formed between the inner surface portion (71a) and outer surface portion (62b), and is disposed on the end of a space (S) where a lubricant is filled.
Inventors:
NOGI YUGO (JP)
SAKAI KAZUYUKI (JP)
SAKAI YOSHIHIRO (JP)
SAKAI KAZUYUKI (JP)
SAKAI YOSHIHIRO (JP)
Application Number:
PCT/JP2023/002343
Publication Date:
October 05, 2023
Filing Date:
January 26, 2023
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
International Classes:
B62D55/15; E02F9/22; F16C33/78; F16J15/34
Domestic Patent References:
| WO2006080242A1 | 2006-08-03 |
Foreign References:
| JP2002178963A | 2002-06-26 | |||
| JPH07139611A | 1995-05-30 | |||
| JPH0713672U | 1995-03-07 |
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (JP)
Download PDF:
Previous Patent: FIN ASSEMBLING METHOD
Next Patent: STACKED CELL MANUFACTURING METHOD, STACKED CELL MANUFACTURING DEVICE, AND STACKED CELL
Next Patent: STACKED CELL MANUFACTURING METHOD, STACKED CELL MANUFACTURING DEVICE, AND STACKED CELL