Pilot 5-port transfer valve

Details Pilot 5-port transfer valve Pilot 5-port transfer valve

1997-10-08

2000-08-29

Michalsky, Gerald A.

Fluid handling

Convertible

Reversible check

13762564, 137854, 251 26, F15B 13043

Patent

active

061092916

ABSTRACT:
A transfer valve comprising a first port 17 for supplying and ejecting a pressurized fluid, a second and third ports 18 and 19 for output, and a fourth and fifth ports 20 and 21 for ejection and supply includes a pilot supply channel 24 for supplying a pilot fluid to a pilot valve 13. The pilot supply channel 24 is connected to the first, fourth, and fifth ports 17, 20, and 21 via check valves 38a, 38b, and 38c, respectively.

REFERENCES:
patent: 4257572 (1981-03-01), Neff
patent: 4267862 (1981-05-01), Neff et al.
patent: 4649957 (1987-03-01), Quinn
patent: 4966196 (1990-10-01), Meyer
patent: 5400821 (1995-03-01), Ott
patent: 5615710 (1997-04-01), Sato
Patent abstracts of Japan: vol. 010, no. 218 (M-503), Jul. 30, 1986.

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