Title:
MOBILE AGRICULTURAL MACHINE
Document Type and Number:
WIPO Patent Application WO/1998/032645
Kind Code:
A1
Abstract:
A mobile agricultural machine which comprises travelling speed change members (23, 24) for effecting speed change and transmission of a drive force of an engine (21) to right and left travelling sections (2, 2), with a travelling speed change operation of a speed change operation member (68), and steering members (26, 27) for producing a difference between driving speeds of the right and left travelling sections (2, 2), with a steering operation of a steering operation member (19). The agricultural machine is constructed to shift to spin turn action while slowing down a travelling speed in accordance with an amount of operation of the steering operation member (19), and it is possible only in a series of continuous steering operations to smoothly perform actions of direct advance and course correction during farm working and spin turning actions for change of direction toward a position of subsequent working process in a field butt.
Inventors:
HIDAKA SHIGEHIRO (JP)
YOKOYAMA DAIGO (JP)
YOKOYAMA DAIGO (JP)
Application Number:
PCT/JP1997/004163
Publication Date:
July 30, 1998
Filing Date:
November 14, 1997
Export Citation:
Assignee:
YANMAR AGRICULTUAL EQUIPMENT C (JP)
HIDAKA SHIGEHIRO (JP)
YOKOYAMA DAIGO (JP)
HIDAKA SHIGEHIRO (JP)
YOKOYAMA DAIGO (JP)
International Classes:
B62D11/18; (IPC1-7): B62D11/08
Foreign References:
| JPH0673349U | 1994-10-18 | |||
| JPH07329821A | 1995-12-19 | |||
| JPS5856973A | 1983-04-04 | |||
| JPH0384264A | 1991-04-09 | |||
| JPH03292271A | 1991-12-24 | |||
| JPH0493268U | 1992-08-13 | |||
| JPH0612266U | 1994-02-15 | |||
| JPS5963076U | 1984-04-25 | |||
| JPS5791414U | 1982-06-05 | |||
| JPH0490463U | 1992-08-06 |
Other References:
None
Attorney, Agent or Firm:
Fujiwara, Tadaharu (9-28 Nishishinsaibashi 1-chome, Chuo-k, Osaka-shi Osaka 542, JP)
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