PISTON SEAL MEMBER AND DISC BRAKE USING THE SAME

PROBLEM TO BE SOLVED: To provide: a piston seal member having excellent brake gap adjustment characteristics; and a disc brake using the piston seal member.SOLUTION: A disc brake piston seal member 8 is made of a rubber composition composed mainly of ethylene-propylene rubber. Graphite particles are...

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Bibliographic Details
Main Authors NOGUCHI TORU, ITO TAISUKE, HIGUCHI HIROMICHI, ARITA KOICHI, HATAGOSHI GENICHI, UEKI HIROYUKI
Format Patent
LanguageEnglish
Published 09.06.2014
Subjects
BLASTING
BRAKES
CLUTCHES
COUPLINGS FOR TRANSMITTING ROTATION
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
THERMAL INSULATION IN GENERAL
WEAPONS
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Summary:PROBLEM TO BE SOLVED: To provide: a piston seal member having excellent brake gap adjustment characteristics; and a disc brake using the piston seal member.SOLUTION: A disc brake piston seal member 8 is made of a rubber composition composed mainly of ethylene-propylene rubber. Graphite particles are dispersed in the rubber composition. A disk brake includes: a cylinder 6 having a cylinder hole 6a; a piston 5 to be inserted into the cylinder hole 6a; and a piston seal member 8 to be fitted in an annular groove 7 formed on an inner circumferential wall of the cylinder hole 6a.
Bibliography:Application Number: JP20120261157