Empty and load brake device

Details Empty and load brake device Empty and load brake device

1980-03-03

1981-09-29

Reger, Duane A.

Fluid-pressure and analogous brake systems

Inertia control

303 54, B60T 820

Patent

active

042919231

ABSTRACT:
An empty and load brake device for a railroad vehicle air brake system for controlling brake application pressure comprises a housing having an inlet connected to a pressure source and an outlet connected to an air brake cylinder. There is a first passage between the inlet and outlet and valve means for controlling communication through said first passage. A pressure proportional piston controls opening and closing of said first valve means. There is a second passage between said inlet and outlet and second valve means controlling communication through said second passage. A load sensing arm is movably attached to the housing and is in operable engagement with said second valve means for controlling operation thereof.

REFERENCES:
patent: 2362931 (1944-11-01), Rodway
patent: 4037879 (1977-07-01), Horowitz
patent: 4109969 (1978-08-01), Reinecke

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