Truck mounted pneumatic brake control system

Details Truck mounted pneumatic brake control system Truck mounted pneumatic brake control system

1985-09-16

1987-03-31

Butler, Douglas C.

Fluid-pressure and analogous brake systems

Automatic

Equalizing valves

303 8, 303 22R, 303 23R, 303 38, 303 81, B60T 1134

Patent

active

046538127

ABSTRACT:
A railway car has a brake control equipment group on each truck for governing the brakes thereof including simplified light weight triple valve and reservoir equipment and a modulation equipment group is disposed between trucks of the car providing normal per car requirements for modulating pressure in the brake pipe that would normally be provided by a conventional ABD valve required for each truck equipment group.

REFERENCES:
patent: 2734783 (1956-02-01), Safford
patent: 3175871 (1965-03-01), Wilson
patent: 3570529 (1971-03-01), Pickert
patent: 3671086 (1972-06-01), Scott
patent: 3716276 (1973-02-01), Wilson et al.
patent: 4080005 (1978-03-01), Engle
patent: 4127308 (1978-11-01), McEathron
patent: 4188071 (1980-02-01), Hart
patent: 4441764 (1984-04-01), Newton
patent: 4509801 (1985-04-01), Newton et al.

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