Title:
DEVICE FOR OPERATING CONSTRUCTION MACHINE
Document Type and Number:
WIPO Patent Application WO/2017/111083
Kind Code:
A1
Abstract:
A left operation device (31) installed on the left side of the driver's seat (15) of a wheel loader (1) is provided with: a support member (32); an operation implement stand (39) that is provided on the support member (32) and is capable of turning between an operation position and a flip-up position; and an operation implement (53) for operating the wheel loader (1), the operation tool (53) being provided at the front end side of the operation implement stand (39). The operation implement stand (39) includes: a turning member (40) attached so as to be capable of turning about a support pin (33) provided on the support member (32) as a turning fulcrum; and a cam roller (50) provided so as to be capable of rotating on the turning member (40), the cam roller (50) turning together with the turning member (40). The dimension (B) from the turning center (O) of the turning member (40) to an operation position contact part (60A1) with which the cam roller (50) makes contact is formed smaller than the dimension (C) from the turning center (O) of the turning member (40) to a flip-up position contact part (60B1) that the cam roller (50) contacts.
Inventors:
ISAKA WATARU (JP)
KAN SATOSHI (JP)
KAN SATOSHI (JP)
Application Number:
PCT/JP2016/088489
Publication Date:
June 29, 2017
Filing Date:
December 22, 2016
Export Citation:
Assignee:
KCM CORP (JP)
International Classes:
E02F9/16; F16F7/00
Foreign References:
| JP2003204839A | 2003-07-22 | |||
| JPH10280481A | 1998-10-20 | |||
| JPH10252100A | 1998-09-22 | |||
| KR20050117235A | 2005-12-14 | |||
| JPH07322935A | 1995-12-12 | |||
| JP2011183878A | 2011-09-22 |
Other References:
See also references of EP 3396073A4
Attorney, Agent or Firm:
HIROSE Kazuhiko (JP)
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