Devices for controlling A.C. motors

Details Devices for controlling A.C. motors Devices for controlling A.C. motors

1975-07-22

1978-07-11

Kozma, Thomas J.

Inductor devices

With condition-responsive inductance adjusting means

336135, 336136, 336178, 336233, H01F 2102, H01F 1706

Patent

active

041005201

ABSTRACT:
A device for controlling an A.C. motor having an electromagnetic field ining coil wound around a conductive element having at least one inwardly directed opening bound by surface areas thereof and having a gap a between the surface areas defined by the formula a .gtoreq. .delta., wherein .delta. is the wave penetrating depth of an instantaneous operating frequency of the induced electromagnetic energy, the coil being wound so as to surround the open space and the element.

REFERENCES:
patent: 2594567 (1952-04-01), Landon
patent: 3182301 (1965-05-01), Kolb
patent: 3358256 (1967-12-01), Naito et al.
patent: 3394363 (1968-07-01), Norman
patent: 3488647 (1970-01-01), Stuckert
patent: 3507039 (1970-04-01), Craige
patent: 3551864 (1970-12-01), Sweeney et al.
patent: 3610029 (1971-10-01), Carlson
patent: 3668585 (1972-06-01), Johnson
patent: 3882436 (1975-05-01), Chass
patent: 3891918 (1975-06-01), Ellis
patent: 3961243 (1976-06-01), Schulz

Affiliated with

Also associated with

Rating

Devices for controlling A.C. motors does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Devices for controlling A.C. motors, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Devices for controlling A.C. motors will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-265170