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Load cell for an electrical weighing scale

  • US 5,929,391 A
  • Filed: 05/02/1996
  • Issued: 07/27/1999
  • Est. Priority Date: 05/02/1996
  • Status: Expired due to Fees
First Claim
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1. A load cell for an electronic scale, comprising:

  • a substantially flat plate having at least one C-shaped aperture, said at least one C-shaped aperture defining a substantially E-shaped deflectable member having three beams which form the arms of said substantially E-shaped deflectable member; and

    sensor means disposed on at least one of said three beams, for generating an electrical signal in response to an applied load to said E-shaped deflectable member of said load cell, said electrical signal being indicative of the applied load;

    wherein two of said beams each include a conical-shaped projection which concentrates said applied load to said E-shaped deflectable member.

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