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Child-resistant closure

  • US 9,889,977 B2
  • Filed: 03/21/2016
  • Issued: 02/13/2018
  • Est. Priority Date: 03/23/2015
  • Status: Active Grant
First Claim
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1. A child-resistant container (201) comprising:

  • a container body (22) having;

    an externally threaded neck (36); and

    a first pair of engagement features (120); and

    a cap (24) for closing the container body in a closed condition and removable from the closed condition, the cap comprising the unitary combination of;

    an inner sidewall (50) having an internal thread (62) for engaging the neck external thread;

    an outer sidewall (70) for gripping by a user and comprising;

    a first pair of segments (72A, 72B);

    a second pair of segments (74A, 74B);

    hinged to the inner sidewall for depressably flexing from relaxed condition to a flexed condition by depressing a lower portion of an outer surface (106); and

    bearing a second pair of engagement features (122), in the installed condition of the cap and relaxed condition of the second pair of segments, the first pair of engagement features and second pair of engagement features positioned to collide to block an unscrewing rotation of the cap; and

    an upper web (56) joining the inner sidewall and the outer sidewall first pair of segments,wherein;

    a pair of respective hinges (110) between the second pair of segments and the inner sidewall merge with the inner sidewall at a location;

    recessed from an upper end of the inner sidewall by 20% to 80% of a height of the inner sidewall; and

    above the lower portion of the outer surface.

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