Electricity: motive power systems – Positional servo systems – With particular motor control system responsive to the...
Patent
1985-04-24
1986-09-23
Dobeck, B.
Electricity: motive power systems
Positional servo systems
With particular motor control system responsive to the...
318 38, 318135, 318440, 104292, 307 64, G05B 1100
Patent
active
046138056
ABSTRACT:
A plurality of spaced drive means are disposed along a conveyance path for running a carriage along the conveyance path by a forward or reverse propelling force created by the drive means. A main power source and an auxiliary power source are provided for switching a power source from the main power source to the auxiliary power source when the former becomes faulty for running and stopping the carriage at a selected one of the drive means for the purposes of preventing the carriage from stopping at an intermediate point between adjacent drive means.
REFERENCES:
patent: 3356041 (1967-12-01), Bliss
patent: 3562612 (1971-02-01), Munson
patent: 3675585 (1972-07-01), Wiart et al.
patent: 3904942 (1975-09-01), Holtz
patent: 4404671 (1983-09-01), Ikeda et al.
Azukizawa Teruo
Matsuo Yukito
Sawafuji Takashi
Tamada Masuo
Dobeck B.
Kabushiki Kaisha Toshiba
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