Method for selecting coil voltage and locking the coil in place

Details Method for selecting coil voltage and locking the coil in place Method for selecting coil voltage and locking the coil in place

2007-10-23

2007-10-23

Barrera, Ramon M. (Department: 2832)

Inductor devices

With means to change coil length or connections

Plural coils

Reexamination Certificate

active

11128464

ABSTRACT:
A system for selecting coil voltage in an electrical device comprises a housing and a coil in the housing having a plurality of windings. Each winding has a pair of pins. A slider supports a plurality of moveable contacts and is moveably mounted in the housing proximate the coil so that the plurality of moveable contacts selectively make or break electrical contact between the winding pins to select coil voltage.

REFERENCES:
patent: 3461379 (1969-08-01), Okita
patent: 3483545 (1969-12-01), Trouilhet
patent: 4620164 (1986-10-01), Kameya
patent: 4644112 (1987-02-01), Kranich, II
patent: 5283728 (1994-02-01), Hobart
patent: 5973948 (1999-10-01), Hahn et al.
patent: 6002246 (1999-12-01), Gohkon et al.

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