Invention Grant
- Patent Title: Elevator apparatus
- Patent Title (中): 电梯设备
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Application No.: US12532414Application Date: 2007-04-26
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Publication No.: US08167094B2Publication Date: 2012-05-01
- Inventor: Takaharu Ueda , Takehiko Kubota , Akihiro Chida , Satoru Takahashi , Rikio Kondo
- Applicant: Takaharu Ueda , Takehiko Kubota , Akihiro Chida , Satoru Takahashi , Rikio Kondo
- Applicant Address: JP Tokyo
- Assignee: Mitsubishi Electric Corporation
- Current Assignee: Mitsubishi Electric Corporation
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- International Application: PCT/JP2007/059034 WO 20070426
- International Announcement: WO2008/136114 WO 20081113
- Main IPC: B66B1/32
- IPC: B66B1/32

Abstract:
Provided is an elevator apparatus including a first electromagnetic switch and a second electromagnetic switch provided between a first electromagnetic coil and a second electromagnetic coil of a first brake device and a second brake device and a power source. The brake control section includes: a first electromagnetic coil control switch provided between the first electromagnetic coil and a ground section; a second electromagnetic coil control switch provided between the second electromagnetic coil and the ground section; a first processing section for opening and closing the first electromagnetic switch and the first electromagnetic coil control switch in response to a braking operation command issued from an operation control section; and a second processing section for opening and closing the second electromagnetic switch and the second electromagnetic coil control switch in response to the braking operation command.
Public/Granted literature
- US20100101896A1 ELEVATOR APPARATUS Public/Granted day:2010-04-29
Information query
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