Patent ID: 6848590

Claim:
A child-resistant closure and container package that includes: a container having as finish with at least one external thread and angularly spaced pockets in said at least one external thread, and a closure having a base wall, a peripheral skirt with at least one internal thread, angularly spaced lugs on said at least one internal thread for receipt in said pockets, a spring element for engagement with said finish to bias said closure away from said finish end urge said lugs into said pockets, and a liner disk separate from said spring element and urged by said spring element into engagement with said finish, one of said internal thread and said external thread having a circumferentially facing stop extending axially from an end of said one thread, and the other of said internal thread and said external thread having an abutment face at an end of said other thread for abutment with said stop to prevent over-tightening of said closure on said finish and over-compression of said spring element, said at least one internal thread and said at least one external thread both being continuous threads, and said lugs on said at least one internal thread being equal in number to said pockets in said at least one external thread, said pockets in said at least one external thread not extending axially through said thread such that an upper surface of said at least one external thread is continuous, said liner disk being loosely captured by said at least one internal thread within said closure adjacent to said base wall, and including a base with metal and plastic layers adapted for induction sealing securement to said finish such that, upon removal of said closure, said metal and plastic layers remain secured to said finish and said liner base is removed with said closure.