Title:
PADDY-FIELD WORK MACHINE
Document Type and Number:
Japanese Patent JP2017029037
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To properly dispose a steering mechanism of front wheels, travel speed change gears, and a travel operation unit for operating the travel speed change gears inside a transmission case in a paddy-field work machine.SOLUTION: A steering shaft 74 is disposed along a front wall part 10d of a transmission case 10 in a vertical direction, and a pinion gear 74a is provided in the lower part of the steering shaft 74. An operation shaft 76 for steering front wheels is disposed in a portion of a bottom part 10f of the transmission case 10 behind the pinion gear 74a in the vertical direction, and an operation gear 76a in the upper part of the operation shaft 76 is engaged with the pinion gear 74. Travel speed change gears 21, 49 are disposed above the operation gear 76a in a side view inside the transmission case 10, and a travel operation unit 85 for changing the speed of the travel speed change gears 21, 49 is disposed between the travel speed change gears 21, 49 and the steering shaft 74 in the side view.SELECTED DRAWING: Figure 9
Inventors:
KOJIMA YOSHIYUKI
ONISHI TEPPEI
ONISHI TEPPEI
Application Number:
JP2015151190A
Publication Date:
February 09, 2017
Filing Date:
July 30, 2015
Export Citation:
Assignee:
KUBOTA KK
International Classes:
A01C11/02; B60K5/00; B62D11/08
Domestic Patent References:
| JP2015113961A | 2015-06-22 | |||
| JPH048966A | 1992-01-13 | |||
| JP2005329788A | 2005-12-02 | |||
| JP2015047146A | 2015-03-16 |
Foreign References:
| US6386310B2 | 2002-05-14 |
Attorney, Agent or Firm:
Patent business corporation r&c