Split bobbin and coil device

Details Split bobbin and coil device Split bobbin and coil device

1989-03-21

1990-05-08

Kozma, Thomas J.

Inductor devices

With mounting or supporting means

336192, 336198, H01F 1502, H01F 1510, H01F 2730

Patent

active

049242008

ABSTRACT:
In a split bobbin designed to be rotatably mountable on a core and attached to a bobbin holding base after specific winding of coils, the split bobbin has collars at least at its both ends and cutout sections at least at two places in the outer periphery of these collars. In these cutout sections are provided lead terminal holding holes of specific depth in which rod-like lead terminals can be inserted.
Furthermore, the present invention provides a coil device which includes a split bobbin having coil winding areas, winding end fastening members provided on an outer periphery, and collars provided with through holes connected to the winding end fastening members; a core produced of a magnetic material with the bobbin mounted in a split state; a winding wound on the bobbin in the winding areas, with its end wound on the winding end fastening members; and a bobbin holding base which supports the bobbin and the coil in a fitted state, and has lead terminals routed in the through holes of the collars to the winding end fastening members. In this winding end fastening members, the end of the coil is connected with the lead terminals.

REFERENCES:
patent: 3544940 (1970-12-01), Davis
patent: 4602122 (1986-07-01), Lint
patent: 4638554 (1987-01-01), Beisser

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