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Tamper evident dispensing closure assembly

  • US 4,610,371 A
  • Filed: 10/09/1984
  • Issued: 09/09/1986
  • Est. Priority Date: 10/09/1984
  • Status: Expired due to Term
First Claim
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1. A tamper-evident dispensing closure assembly comprising:

  • a closure having a periphery adapted for attachment to the open end of a container, said closure having a wall containing a dispensing opening;

    a cover movably connected to said closure for movement between a closed position and an open position with respect to said opening; and

    means on said assembly for evidencing tampering including a pin attached directly to said cover by a weak zone, said pin having a projecting portion at one end and an exposed portion at its opposite end, said projecting portion of said pin engaging a recess in said wall of said closure in a force fit relationship upon moving said cover to its closed position, said weak zone severing as a result of movement of said cover to its open position from said closed position, said projecting portion of said pins remaining engaged in said recess after opening and said exposed portion evidencing tampering.

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