Invention Grant
- Patent Title: Pole-attached cable relay carriage and power supply system to electric work machine
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Application No.: US14117935Application Date: 2012-06-15
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Publication No.: US09698586B2Publication Date: 2017-07-04
- Inventor: Masanori Tojima , Koji Takeda , Takao Nagai , Katsuhiro Kajino
- Applicant: Masanori Tojima , Koji Takeda , Takao Nagai , Katsuhiro Kajino
- Applicant Address: JP Tokyo
- Assignee: Komatsu Ltd.
- Current Assignee: Komatsu Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Locke Lord LLP
- Priority: JP2011-134830 20110617
- International Application: PCT/JP2012/065428 WO 20120615
- International Announcement: WO2012/173257 WO 20121220
- Main IPC: H02G11/02
- IPC: H02G11/02 ; E02F9/20
Abstract:
A power support system to an electric work machine includes: a cable holding unit configured to hold a cable that transmits power; a cable support pole configured to support the cable held by the cable holding unit at a position higher than a height of a vehicle that travels on a track that intersects at a position where the cable is disposed; and a travel device connected to the cable holding unit and the cable support pole and configured to perform a traveling operation so as to be able to move the cable holding unit and the cable support pole.
Public/Granted literature
- US20140069758A1 POLE-ATTACHED CABLE RELAY CARRIAGE AND POWER SUPPLY SYSTEM TO ELECTRIC WORK MACHINE Public/Granted day:2014-03-13
Information query
