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US 5,627,336 AGranted
Percussion instrument having an electromagnetic sensor
AssigneeNadene Isackson
InventorWilliam L. Stevens
Life of this patent
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Abstract
A musical instrument providing a base board, an elongated tone board mounted on the base board, the tone board having a first portion made of a material that is not ferro-magnetic and a second portion made of a ferro-magnetic material, a sensor mounted on the base board and providing a flux path and an output terminal, and a damper located between the tone board and the base board for isolating vibrations in the tone board from the sensor.
Claims12
A musical instrument comprising:
- a base board;
- an elongated tone board mounted on the base board, the tone board having a first portion made of a material that is not ferro-magnetic and a second portion that is made of a ferro-magnetic material;
- a sensor mounted on the base board and providing a flux path and an output terminal;
- and
- a damper located between the tone board and the base board for isolating vibrations in the tone board from the sensor.
2 more elements
A musical instrument comprising:
- a base board;
- a tone board mounted on the base board, the tone board having the first portion made of a material that is not ferro-magnetic and a second portion that is made of a ferro-magnetic material;
- a sensor mounted on the base board and providing a flux path and an output terminal;
- and
- a damper located between the tone board and the base board for isolating vibrations in the tone board from the sensor.
2 more elements
Dependencies are inferred from the claim text.