Spiral windings

Details Spiral windings Spiral windings

1988-04-26

1989-06-06

Kozma, Thomas J.

Inductor devices

Winding formed of plural coils

Coil supports or spacers

29605, 24211841, 336 83, 336192, 336198, H01F 2730

Patent

active

048375446

ABSTRACT:
Several embodiments of coil assemblies suitable for a variety of uses are disclosed herein all of which employ spiral windings which minimizes coil layer-to-layer voltage gradients to levels which conventional enamel wire insulation is able to withstand. In one embodiment a bobbin-type support structure is provided comprised of a plurality of interfitted disc elements which are specifically adapted to accommodate a plurality of spiral windings which may be easily formed thereon.

REFERENCES:
patent: 358705 (1887-03-01), Smith
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patent: 1960033 (1934-05-01), Smith
patent: 2355477 (1944-08-01), Stahl
patent: 3188591 (1965-06-01), Dortort et al.
patent: 3278877 (1966-10-01), Kameya et al.
patent: 3544940 (1970-12-01), Davis
patent: 3605055 (1971-09-01), Grady
patent: 3661342 (1972-05-01), Sears
patent: 3689862 (1972-09-01), Hilgers
patent: 4039924 (1977-08-01), Scalos et al.
patent: 4514712 (1985-04-01), McDougal

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