Title:
ELEVATOR SAFETY BRAKING DEVICE WITH COATING FRICTION MATERIAL
Document Type and Number:
Japanese Patent JPH11209023
Kind Code:
A
Abstract:
To provide a reliable elevator safety braking device with a high coefficient of friction and low abrasion for use in a high speed-high load elevator.
An elevator safety braking device comprises a base, a frictional surface arranged thereon which is in contact with an elevator guide rail, and a brake shoe 26 equipped with the base At least one part of the frictional surface includes a coating, which is attained by spraying nickel-chromium alloy particles and tungsten carbide particles onto the base, and fusing the sprayed mixed material.
Inventors:
THOMPSON MARK S
RAIMOND ZATORUSKII
BEALS JAMES T
MCCLUSKEY PHILIP H
MCKEE DAVID W
LANG MICHAEL C
LUSSIER FRED J
NGUYEN DAT T
BENNETT PAUL
RAIMOND ZATORUSKII
BEALS JAMES T
MCCLUSKEY PHILIP H
MCKEE DAVID W
LANG MICHAEL C
LUSSIER FRED J
NGUYEN DAT T
BENNETT PAUL
Application Number:
JP31599598A
Publication Date:
August 03, 1999
Filing Date:
November 06, 1998
Export Citation:
Assignee:
OTIS ELEVATOR CO
International Classes:
B66B5/22; F16D63/00; F16D65/14; F16D69/00; F16D69/02; F16D69/04; F16D66/00; (IPC1-7): B66B5/22
Attorney, Agent or Firm:
Fujiya Shiga (2 outside)