Leakage transformer

Details Leakage transformer Leakage transformer

2007-11-13

2007-11-13

Nguyen, Tuyen T. (Department: 2832)

Inductor devices

Core forms casing

C336S200000

Reexamination Certificate

active

11730439

ABSTRACT:
This is a small-sized transformer that is made easily. Two bobbins around which a secondary coil is wound insert into bobbin protrusions from the opening surface side of the first core whereby the two bobbins are positioned in a row. A coiling protrusion around which to wrap a primary coil is formed in the aforementioned first core. Part of the primary coil coils around the coil protrusion and the remainder is positioned and coiled in a groove of the aforementioned first core provided in the outer circumference of the two bobbins. A second core is positioned in a countering position to the opening surface of the aforementioned first core so as to cover the aforementioned three protrusions.

REFERENCES:
patent: 3287678 (1966-11-01), Okamoto et al.
patent: 5812045 (1998-09-01), Ishikawa et al.
patent: 6650218 (2003-11-01), Fushimi
patent: 2002/0093410 (2002-07-01), Nakayama et al.
patent: 0 430 145 (1991-06-01), None
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patent: 2001-160517 (2001-06-01), None
patent: 2002-75756 (2002-03-01), None
patent: 2002-299134 (2002-10-01), None

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