Keyswitch using magnetic force
First Claim
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1. An apparatus comprising:
- a housing having a first magnetic mass coupled to the housing;
a beam having a button surface disposed on the beam, the beam having an end, the end anchored to the housing; and
a second magnetic mass coupled to the beam at a point along the beam different from the anchor;
wherein a magnetic field between the first and second magnetic masses biases the button surface into an up position.
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Abstract
A key for user input having superior tactile qualities. The key is suspended by a magnetic field force to improve the smoothness of motion. Two compact interleaved members link a keycap to a key base to provide highly precise parallel travel with reduced tilt and flexion, and improved durability.
133 Citations
3 Claims
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1. An apparatus comprising:
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a housing having a first magnetic mass coupled to the housing; a beam having a button surface disposed on the beam, the beam having an end, the end anchored to the housing; and a second magnetic mass coupled to the beam at a point along the beam different from the anchor; wherein a magnetic field between the first and second magnetic masses biases the button surface into an up position. - View Dependent Claims (2, 3)
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Specification