Disclosed is an air-operated brake actuator, including: a hollow upper housing; a hollow lower housing spaced apart from the upper housing in a lower direction; a coupling housing configured to couple and restrain the upper housing and the lower housing to each other; a piston disposed in the upper housing to divide an inside of the upper housing into a spring chamber and a pressure chamber disposed below the spring chamber; a hollow actuator rod disposed in the piston; a casing bolt head disposed at a lower end of the actuator rod and having an air flow hole formed therein; a pilot lip seal fixed to an outer surface of the casing bolt head to seal an outer end of the air flow hole; and a compression spring installed in the spring chamber.
Brake actuator having sealing structure for inside air circulation
15.05.2018
Patent
Elektronische Ressource
Englisch
BRAKE ACTUATOR HAVING SEALING STRUCTURE FOR INSIDE AIR CIRCULATION
Europäisches Patentamt | 2016
|BRAKE ACTUATOR HAVING SEALING STRUCTURE FOR INSIDE AIR CIRCULATION
Europäisches Patentamt | 2019
|BRAKE ACTUATOR HAVING SEALING STRUCTURE FOR INSDIE AIR CIRCULATION
Europäisches Patentamt | 2017
|BRAKE CHAMBER HAVING SEALING STRUCTURE FOR INTERNAL AIR CIRCULATION
Europäisches Patentamt | 2015
|Sealing element assembling apparatus about brake actuator
Europäisches Patentamt | 2016
|