Title:
ブレーキ監視システム
Document Type and Number:
Japanese Patent JP4820040
Kind Code:
B2
Abstract:
A vehicle brake monitor for a brake actuator including a housing, a reciprocal push rod extending through an opening in the housing and a stone shield mounted in the housing opening. An annular sleeve surrounds the push rod which is integrally formed of plastic including opposed sleeve portions which are generally semicircular in cross-section and a longitudinal integral flexible hinge portion interconnecting the adjacent sides of the sleeve portions, such that the annular sleeve may be received on the push rod, and an adjustable connector element interconnecting the opposed sides of the sleeve portions. The sleeve includes an elongated magnet, preferably a ceramic magnet having face portions which are magnetized with adjacent north and south poles and the stone shield includes a Hall-effect sensor which senses the location of the sleeve as the push rod reciprocates through the stone shield.
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Inventors:
Osterman, Paul, S
Heron, Walter, Yi
Heron, Walter, Yi
Application Number:
JP2001561575A
Publication Date:
November 24, 2011
Filing Date:
February 23, 2001
Export Citation:
Assignee:
Indian Head Industries, Inc.
International Classes:
B60T17/22; B60T13/36; B60T17/08; F16D65/28; F16D66/02
Domestic Patent References:
| JPH0874814A | 1996-03-19 | |||
| JPH02138206U | 1990-11-19 |
Foreign References:
| WO1998016407A1 | 1998-04-23 |
Attorney, Agent or Firm:
Kimura Mitsuru
Takanori Mamoru
Takanori Mamoru