Spinning or twisting machine control system

Details Spinning or twisting machine control system Spinning or twisting machine control system

1985-04-01

1986-10-14

Shoop, Jr., William M.

Electricity: motive power systems

Plural, diverse or diversely controlled electric motors

Running-speed control

318 41, 318 77, 318101, H02P 546

Patent

active

046174974

ABSTRACT:
An emergency battery power supply for a ring-spinning or ring-twisting frame can be brought into operation by an automatic circuit to bridge brief power failures and effect programmed shutdown of the motors upon longer power failures, with the speed ratios between the motors being maintained substantially to standstill to avoid yarn breakage during shutdown.

REFERENCES:
patent: 3515894 (1970-06-01), Swing et al.
patent: 3668418 (1972-06-01), Godard
patent: 4096394 (1978-06-01), Ullmann et al.
patent: 4471233 (1984-09-01), Roberts
patent: 4475047 (1984-10-01), Ebert, Jr.
patent: 4518899 (1985-05-01), Wolf
patent: 4528459 (1985-07-01), Wiegel

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