Railway switches and signals – Cab signal or train control – Speed-control systems
Patent
1979-03-30
1981-06-02
Beha, Jr., William H.
Railway switches and signals
Cab signal or train control
Speed-control systems
246187B, 364426, B61L 306
Patent
active
042707161
ABSTRACT:
There is disclosed a passenger transit vehicle speed maintaining control apparatus and method, including an open loop acceleration control that is operationally modified by a closed loop speed control, for providing an improved control of vehicle speed in relation to a change of input speed command.
REFERENCES:
patent: 3363096 (1968-01-01), Hughson et al.
patent: 3519805 (1970-07-01), Thorne-Booth
patent: 3749994 (1973-07-01), Matty
patent: 3974992 (1976-08-01), Matty
patent: 4005837 (1977-02-01), Grundy
patent: 4005838 (1977-02-01), Grundy
patent: 4015082 (1977-03-01), Matty et al.
Beha Jr. William H.
Brodahl R. G.
Eisenzopf Reinhard J.
Westinghouse Electric Corp.
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