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Patent Searching and Data


Title:
OPERATING APPARATUS FOR CONSTRUCTION EQUIPMENT
Document Type and Number:
WIPO Patent Application WO/2015/190631
Kind Code:
A1
Abstract:
Disclosed is an operating apparatus for construction equipment that operates a working device or a dozer blade. The operating apparatus for construction equipment, according to the present invention, comprises: a hydraulic cylinder for a working device and a hydraulic cylinder for a dozer blade; a main control valve that controls to actuate the hydraulic cylinder for the working device or the hydraulic cylinder for the dozer blade while switching; a joystick for the working device; a first switch mounted at an arbitrary location of the joystick for the working device and turned on to actuate the dozer blade; and a first selection valve that is switched in order to actuate the dozer blade by operating the joystick for the working device when the first switch is turned on and to actuate the working device by operating the joystick for the working device when the first switch is maintained in a turned-off state.

Inventors:
JU SUNG-YONG (KR)
Application Number:
PCT/KR2014/005168
Publication Date:
December 17, 2015
Filing Date:
June 12, 2014
Export Citation:
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Assignee:
VOLVO CONSTR EQUIP AB (SE)
JU SUNG-YONG (KR)
International Classes:
E02F9/20; G05G9/047
Foreign References:
KR101328847B12013-11-13
KR100645853B12006-11-14
KR20000015023U2000-07-25
KR20110077064A2011-07-07
KR20090065043A2009-06-22
Attorney, Agent or Firm:
YOON, Eui-Seoup (KR)
윤의섭 (KR)
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