Keyboard assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4248130
SERIAL NO

05936360

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A keyboard assembly incorporates a plurality of key members molded of thermoplastic material, each of the keys having an integrally formed pivot wall supported on a pair of pivot points disposed on a pair of pivot members integral with a pivot bracket. A key guide strip for the key member has a pair of vertically aligned projections, for supporting bumpers which guide the forward end of the key member and which provide a cushioning action for noiselessly stopping of upward movement of the key member.

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Patent Owner(s)

  • MIDI MUSIC CENTER, INC., A CORP. OF CA

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Erickson, Norman Des Plaines, IL 2 31
Meier, James Des Plaines, IL 6 53

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