Step-by-step controlled servomechanism

Details Step-by-step controlled servomechanism Step-by-step controlled servomechanism

1976-04-26

1978-09-19

Maslousky, Paul E.

Motors: expansible chamber type

Fluid supply through diverse paths to single expansible chamber

Diverse paths used to control extent of working member travel

91 20, 91357, 91390, 91417R, 91445, F15B 1517, F15B 902

Patent

active

041145135

ABSTRACT:
A step-by-step controlled servomechanism of the type comprising a drive element movable provided with a plurality of receiver ports, and a fixed distributor to supply said receiver ports and having a number of transmitter ports capable of being connected, in pairs, respectively to the low pressure and to the high pressure, a fixed manifold having a plurality of manifold ports capable of communicating with the chamber of the drive element, all the receiver ports being capable of being made to open in succession into one of said manifold ports, selecting means capable of connecting, in succession by permutation and simultaneously, at least one pair of transmitter ports to the high pressure and to the low pressure, respectively, and at least one manifold port to the chamber of the drive element.

REFERENCES:
patent: 3732027 (1973-05-01), Lupke
patent: 4014248 (1977-03-01), Cyrot

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