Adjustable relay valve

The utility model discloses an adjustable relay valve which is composed of a valve body of the relay valve and a valve base which is arranged in the valve body. An air inlet and a control air source connector are arranged on the valve body. Two quickly-discharging air openings and four spring brake...

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Bibliographic Details
Main Author WANG LVYANG
Format Patent
LanguageChinese
English
Published 17.04.2013
Subjects
ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL
BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL
PERFORMING OPERATIONS
PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OFVEHICLES
TRANSPORTING
VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF
VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
VEHICLES IN GENERAL
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Summary:The utility model discloses an adjustable relay valve which is composed of a valve body of the relay valve and a valve base which is arranged in the valve body. An air inlet and a control air source connector are arranged on the valve body. Two quickly-discharging air openings and four spring brake chamber cavity openings are arranged on the valve body, and two adjusting screws are arranged on the valve body. A valve and a piston are arranged on the valve base. An air cavity is formed above the piston and communicated with the control air source connector and the quickly-discharging air openings and further communicated with the adjusting screws arranged on the valve body. The adjustable relay valve is applicable to braking of big cars, semitrailers and trailers.
Bibliography:Application Number: CN20122234449U