TRANSDUCER WITH A BENT ARMATURE
First Claim
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1. A transducer comprising:
- a housing defining a chamber,a bent armature having at least a first leg and a second leg, the first leg having a first length, and a bent portion interconnecting the first and second legs,a magnet assembly configured to provide a magnetic field in an air gap, anda coil comprising a coil tunnel,wherein the armature extends through the air gap and the coil tunnel and is fixed to the housing so that the second leg and at least a portion of the first leg, the portion extending from the bent portion and comprising at least 50% of the first length, are movable in relation to the housing.
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Abstract
The present invention provides a transducer comprising a housing defining a chamber, a bent armature with a first leg and a second leg, a magnet assembly for providing a magnetic field in an air gap, and a coil comprising a coil tunnel. The coil tunnel and the air gap extend substantially parallel or perpendicular to each other. Furthermore, the first leg extends in a first direction through the coil tunnel and the second leg extends in a second direction through the air gap.
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Citations
17 Claims
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1. A transducer comprising:
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a housing defining a chamber, a bent armature having at least a first leg and a second leg, the first leg having a first length, and a bent portion interconnecting the first and second legs, a magnet assembly configured to provide a magnetic field in an air gap, and a coil comprising a coil tunnel, wherein the armature extends through the air gap and the coil tunnel and is fixed to the housing so that the second leg and at least a portion of the first leg, the portion extending from the bent portion and comprising at least 50% of the first length, are movable in relation to the housing. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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Specification