Abstract: A child resistant closure for a container including an inner portion and an outer portion. The inner portion includes internal threads, a plurality of ramped springs, and a plurality of inner drive teeth. The plurality of ramped springs are spaced apart circumferentially about a longitudinal axis of the closure. The plurality of inner drive teeth are spaced apart circumferentially about the longitudinal axis outboard of the plurality of ramped springs. The outer portion is seated over the inner portion and includes a plurality of protrusions spaced apart circumferentially about the longitudinal axis and configured to contact the plurality of ramped springs. The outer portion also includes a plurality of outer drive teeth spaced apart circumferentially about the longitudinal axis outboard of the plurality of protrusions and configured to contact the plurality of inner drive teeth.
Type:
Grant
Filed:
June 16, 2015
Date of Patent:
April 28, 2020
Assignee:
AMCOR RIGID PLASTICS USA, LLC
Inventors:
Bradley S. Philip, Todd Mastic, Peter Bates