Encased transformer
First Claim
1. An encased transformer comprising a bobbin including a plastic-molded cylindrical portion and upper and lower collars formed respectively at upper and lower ends of the cylindrical portion, a magnetic element extending centrally through the cylindrical portion, primary and secondary coils wound round the outer periphery of the cylindrical portion, comb-shaped metal terminals formed on the pair of lower collars by inert molding, the comb-shaped terminals each having a substantially U-shaped portion with first and second legs being bent at generally right angles, the first legs each being further bent at right angles and outwardly horizontally at an end portion in a substantially Z-shape, a straight portion positioned midway of the z-shape end portion being fixedly held in position between an inner wall of a case and a frame wall having recessed terminal grooves into which are individually fitted said Z-shape end portion and said frame wall mounted on a plastic square bottom plate.
1 Assignment
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Accused Products
Abstract
An encased transformer that comprises a bobbin including a plastic-molded cylindrical portion and upper and lower collars formed respectively at upper and lower ends of the cylindrical portion, a magnetic element extending centrally through the cylindrical portion, primary and secondary coils wound round the outer periphery of the cylindrical portion, comb-shaped metals terminal formed on the pair of lower collars by insert molding, the comb-shaped portion of each metal terminal being bent at generally right angles, the metal terminals being further bent at right angles and outwardly horizontally at an end portion thereof so that the metal terminal is substantially Z-shaped, a straight portion of the metal terminal positioned midways of the Z-shaped being fixedly held in position between the inner wall of a case and a frame wall having recessed terminal grooves into which are individually fitted metal terminals provided in a plastic square bottom plate.
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Citations
4 Claims
- 1. An encased transformer comprising a bobbin including a plastic-molded cylindrical portion and upper and lower collars formed respectively at upper and lower ends of the cylindrical portion, a magnetic element extending centrally through the cylindrical portion, primary and secondary coils wound round the outer periphery of the cylindrical portion, comb-shaped metal terminals formed on the pair of lower collars by inert molding, the comb-shaped terminals each having a substantially U-shaped portion with first and second legs being bent at generally right angles, the first legs each being further bent at right angles and outwardly horizontally at an end portion in a substantially Z-shape, a straight portion positioned midway of the z-shape end portion being fixedly held in position between an inner wall of a case and a frame wall having recessed terminal grooves into which are individually fitted said Z-shape end portion and said frame wall mounted on a plastic square bottom plate.
Specification