Electricity: motive power systems – Positional servo systems – Digital or numerical systems
Patent
1975-07-17
1978-02-14
Schaefer, Robert K.
Electricity: motive power systems
Positional servo systems
Digital or numerical systems
318632, 29 26A, 364104, 364118, 364121, G05B 1928
Patent
active
040741770
ABSTRACT:
Methods and apparatus by which a member is moved automatically to any one of a plurality of predetermined positions each of which is precisely established by guiding lock-up means such as a shot pin, and characterized in that inaccuracy of a feedback signal representing actual position of the member is determined prior to each movement toward a different position to create a correction signal used during subsequent repositioning so that the lock-up means will engage when such different position is reached.
REFERENCES:
patent: 3353161 (1967-11-01), Toscano
patent: 3673393 (1972-06-01), Schober
patent: 3719977 (1973-03-01), Fantoni
patent: 3723842 (1973-03-01), Sather
patent: 3752969 (1973-08-01), Kiffmeyer et al.
patent: 3794899 (1974-02-01), Breslow
patent: 3795852 (1974-03-01), Favard
patent: 3917930 (1975-11-01), Davey et al.
Feldhaus John J.
Giddings & Lewis, Inc.
Schaefer Robert K.
LandOfFree
Methods and apparatus for automatic movement of a member to prec does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Methods and apparatus for automatic movement of a member to prec, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Methods and apparatus for automatic movement of a member to prec will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-526842