.~.~ With means to render the closure fastening means ineffective
DEFINITION
Classification: 109/63.5
(under subclass 59) Devices including means to render the closure fastening means ineffective when the receptacle is being occupied by a person or when it is in a condition of abnormal use or of nonuse.
(1) Note. Included here are devices wherein the means for rendering the closure fastening means ineffective consists of apparatus which prevents closing of the closure.
SEE OR SEARCH CLASS
16, Miscellaneous Hardware,
82, for devices, per se, which prevent closing of a closure.
292, Closure Fasteners,
14, 70 and 251.5 for closure fasteners which are ineffective to hold a closure in closed position against a relatively slight amount of force, and subclasses 144, 201 and 251.5 for closure fasteners which are rendered ineffective to hold a closure in closed position upon disconnection of the means (e.g., pressure or electrical supply) which is normally employed for control of the fastener.