Title:
VERTICALLY-MOVABLE STEPS FOR WORKING VEHICLES
Document Type and Number:
WIPO Patent Application WO/2016/151729
Kind Code:
A1
Abstract:
In vertically-movable steps (10), the upper ends of a front connection member (11) and a rear connection member (12) located at the highest level are turnably connected to the lateral positions of a vehicle body (2), and arranged side-by-side at a predetermined spacing in the vehicle longitudinal direction. The upper ends of a front connection member (14) and a rear connection member (15) located below the highest level are turnably connected to both vehicle longitudinal direction ends of a step board (13) that is located at the next higher level. The front connection member (11) and the rear connection member (12) located at least at the highest level among the levels above the lowest level are rigid members. The front connection member (14) and the rear connection member (15) located at least at the lowest level among the levels below the highest level are provided so as to be elastically deformable.
Inventors:
TSUTSUMI KATSUHIRO (JP)
TAKAHASHI TAKEHITO (JP)
TAKAHASHI TAKEHITO (JP)
Application Number:
PCT/JP2015/058724
Publication Date:
September 29, 2016
Filing Date:
March 23, 2015
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
International Classes:
B60R3/02; E02F9/16
Foreign References:
| JP2000247184A | 2000-09-12 | |||
| JPS53148427U | 1978-11-22 | |||
| JPH041048U | 1992-01-07 |
Other References:
See also references of EP 3275734A4
Attorney, Agent or Firm:
KINOSHITA & ASSOCIATES (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
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