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Hookswitch mechanism for telephone handset

  • US 4,152,554 A
  • Filed: 03/20/1978
  • Issued: 05/01/1979
  • Est. Priority Date: 03/20/1978
  • Status: Expired due to Term
First Claim
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1. A hookswitch mechanism adapted to be mounted on a telephone instrument for operation thereof by the cradle for receiving a handset of said telephone instrument, said mechanism including a plunger translatable axially within an enclosing housing in response to pivotal movement of a base section of said cradle, said housing bearing a plurality of contact closure members substantially normal to the axis of said plunger, means responsive to axial movement of said plunger for opening and closing circuit paths including said contact closure members, and wherein said plunger comprises a head adapted to be engaged by said cradle and a tubular body secured to said head for axial movement therewith.

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