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Patent Searching and Data


Title:
BRAKE PAD
Document Type and Number:
Japanese Patent JPH03149420
Kind Code:
A
Abstract:

PURPOSE: To obtain a brake pad high in frictional coefficient ranging from low loading to high loading by providing a heat barrier low in both thermal conductivity and hardness between a friction member and a back metal, and thereby exposing the heat barrier member to a part of the friction member.

CONSTITUTION: Both of the surfaces of a heat barrier 2 are formed with projections 2a and 2b which are made of a material same as that of the heat barrier 2. The projections 2a and 2b are coupled in each through hole 1a of a friction member 1 and in each through hole 3a of a back metal 3, and the friction member 1 and the back metal 3 are integrated into one via the heat barrier 2. The exposed surface of each projection 2a is in the same level with the surface of the friction member 1 so that it forms a friction surface 4 together with the surface of the friction member 1. The total of the exposed areas of the projections 2a to the whole area of the friction surface 4 shall be roughly about 10%. The heat barrier 2 shall be low in both thermal conductivity and hardness as compared with the friction member 1.


Inventors:
MORITA KAZUYA
Application Number:
JP28917289A
Publication Date:
June 26, 1991
Filing Date:
November 07, 1989
Export Citation:
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Assignee:
AISIN CHEM
International Classes:
F16D65/092; F16D69/00; (IPC1-7): F16D65/092; F16D69/00
Attorney, Agent or Firm:
Yoshio Komiya