Numerical control apparatus

Details Numerical control apparatus Numerical control apparatus

1990-11-20

1993-06-22

Ip, Paul

Electricity: motive power systems

Positional servo systems

Program- or pattern-controlled systems

318567, 3185681, 318632, 318616, G05B 1919, B23Q 500

Patent

active

052218848

ABSTRACT:
The operation of positioning a machine by a numerical control apparatus is completed when it is determined that a current feedback value of a motor, which varies in response to deflection of the machine, is in a given range.

REFERENCES:
patent: 4707780 (1987-11-01), Gose et al.
patent: 4859920 (1989-08-01), Kurakake et al.
patent: 4885515 (1989-12-01), Kurakake et al.
patent: 4941104 (1990-07-01), Teshima et al.
patent: 4961034 (1990-10-01), Kakino et al.
patent: 4970448 (1990-11-01), Torii et al.
patent: 4988935 (1991-01-01), York
patent: 4992715 (1991-02-01), Nakamura et al.
patent: 5057759 (1991-10-01), Ueda et al.

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