Feed circuit for railway braking systems

Details Feed circuit for railway braking systems Feed circuit for railway braking systems

1988-03-14

1989-07-25

Butler, Douglas C.

Fluid-pressure and analogous brake systems

With pump

Vacuum

188356, 303 86, B60T 1346, B60T 1702, B61H 1114

Patent

active

048506524

ABSTRACT:
A feed circuit for feeding a railway train braking system and usable in conjunction with a compressed air system or with a vacuum system, the feed circuit including an air compressor (1) and being characterized in that it further includes a static vacuum pump (14) powered by the compressed air delivered by the compressor.

REFERENCES:
patent: 2705870 (1955-04-01), Holton
patent: 2721629 (1955-10-01), Saussard
patent: 2967392 (1961-01-01), Stelzer
patent: 3003823 (1961-10-01), Williams
patent: 3008747 (1961-11-01), Lytle
patent: 3114498 (1963-12-01), Glass
patent: 3407008 (1968-10-01), May
patent: 4549854 (1985-10-01), Yamamoto
patent: 4759691 (1988-07-01), Kroupa

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