Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ELEVATOR BRAKE, ELEVATOR EMERGENCY STOP DEVICE, AND ELEVATOR
Document Type and Number:
WIPO Patent Application WO/2019/026178
Kind Code:
A1
Abstract:
An elevator brake has a friction part. The friction part is made of fine ceramics. In addition, the friction part contacts a guide rail that guides the lifting or lowering of a body being lifted or lowered and brakes the body being lifted or lowered by way of frictional force with the guide rail. The friction part is provided with a plurality of cone-shaped projections. Each projection has a vertex that contacts the guide rail during braking of the body being lifted or lowered with the friction part.

Inventors:
SHIRAISHI NAOHIRO (JP)
SHIMAZU HIDEAKI (JP)
IDO SHINICHIRO (JP)
Application Number:
PCT/JP2017/027892
Publication Date:
February 07, 2019
Filing Date:
August 01, 2017
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B66B5/22
Foreign References:
JP2001289270A2001-10-19
JPH10258977A1998-09-29
JP2007161436A2007-06-28
Attorney, Agent or Firm:
SOGA, Michiharu et al. (JP)
Download PDF: