Electromagnetic Clutch
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United States of America Patent
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Issued Date -
Aug 18, 2016
app pub date -
Oct 8, 2013
filing date -
Oct 8, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
Electromagnetic clutch having an electromagnetic coil 42 that causes magnetic attraction between a rotor and an armature is wound around bobbin 41. The bobbin includes: an inner wall 41d and an outer wall 41d, which extend opposite toward a bimetal; and an inner abutment portion 41g and an outer abutment portion 41f, which extend from each extension end of the inner wall 41d and the outer wall 41e toward inner and outer opening edges of a ring case 43 for accommodating the bobbin 41. The inner abutment portion 41f and the outer abutment portion 41g abut the inner and outer opening edges of the ring case 43, by which the bobbin 41 is positioned and accommodated in the ring case 43. In addition, a bridge wire 52 is stretched at the same height on the inner wall 41d and the outer wall 41e.
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