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IN EAR HEARING AID WITH REMOVABLE MOUNTING PLATE ASSEMBLY

  • US 3,598,928 A
  • Filed: 11/06/1969
  • Issued: 08/10/1971
  • Est. Priority Date: 11/06/1969
  • Status: Expired due to Term
First Claim
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1. In an electric hearing aid, a casing having a hollow interior provided therein with a circuit element equipped with a plurality of conductors and having also along one side thereof a face provided with a relatively large opening adapted to seat a mounting plate assembly therein, a mounting plate assembly equipped with circuit elements requiring connection with said first-mentioned element via the conductors thereof and being seated within said opening, a plurality of terminals respectively connected with said conductors and being fixedly secured to said casing at predetermined locations adjacent said opening thereof, and a plurality of contact retainers respectively connected with certain of said second-mentioned circuit elements and being fixedly secured to said mounting plate assembly at predetermined locations respectively aligned with said terminals and being in engagement therewith, said contact retainers both releasably securing said mounting plate assembly mechanically to said casing and electrically connecting said second-mentioned elements to said first-mentioned element via said terminals and conductors.

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