Power plants – Pressure fluid source and motor – Control by independently operated punch card – tape – digital...
Patent
1986-10-27
1988-05-24
Wayner, William E.
Power plants
Pressure fluid source and motor
Control by independently operated punch card, tape, digital...
60420, 34082506, 364513, F16D 3100
Patent
active
047457449
ABSTRACT:
An electrohydraulic system which includes a plurality of electrohydraulic devices individually controlled by microprocessor-based control electronics. A central controller for coordinating operation among the various devices includes a host controller for providing low speed serial and/or parallel output of control signals, and a master controller having a low speed serial and parallel I/O port for connection to the host controller, and a high speed serial I/O port connected by a full duplex bidirectional data bus in common to all of the device controllers.
REFERENCES:
patent: 3716096 (1973-02-01), Berrett et al.
patent: 3978451 (1976-08-01), Ito et al.
patent: 4151718 (1979-05-01), Gravely, Sr.
patent: 4212078 (1980-07-01), Games et al.
patent: 4593349 (1986-06-01), Chase et al.
patent: 4622551 (1980-11-01), Kupersmith et al.
Cherry Jeffrey P.
Rode Melvin A.
Wen Gene Y.
Vickers Incorporated
Wayner William E.
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