Coil bobbin

Details Coil bobbin Coil bobbin

1982-08-02

1984-06-12

Eisenzopf, Reinhard J.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Transformer protection

310 68C, H02H 704

Patent

active

044545541

ABSTRACT:
An electromagnetic coil construction consisting of a bobbin having a primary winding and a secondary winding, the bobbin having an end flange at either end of the hub and a central separator flange intermediately spaced between the first and second flanges, the separator flange having a through opening into which a thermal sensing device electrically, interconnected in series with the primary winding or a secondary winding is adapted to be interposed whereby the device is in physical contact with both the primary and the secondary winding to interrupt the circuit upon overheating of either or both windings.

REFERENCES:
patent: 3553621 (1971-01-01), Lane
patent: 3691425 (1972-09-01), Weyrich et al.
patent: 4112405 (1978-09-01), Joseph

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