Rotary pneumatic valve

Details Rotary pneumatic valve Rotary pneumatic valve

1989-08-02

1991-01-22

Cohan, Alan

Fluid handling

Systems

Multi-way valve unit

13762547, 13762413, F16K 1107

Patent

active

049863070

ABSTRACT:
A rotary pneumatic valve which is thrust balanced and the pneumatic pressure developed produces only radial loads on the valve cylinder producing negligible resistance and thus minimal torque on the bearings of the valve. The valve is multiplexed such that at least two complete switching cycles occur for each revolution of the cylinder spindle.

REFERENCES:
patent: 1571810 (1926-02-01), Shimp
patent: 2309137 (1943-01-01), Peterlein
patent: 3046956 (1962-07-01), Kuljian
patent: 3165096 (1965-01-01), Langdon
patent: 4805727 (1989-02-01), Hardee et al.
Blackburn et al., "Fluid Power Control", Chapter 9, The M.I.T. Press, 1960, pp. 242 and 274.

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