Child-proof screw closure with thread stripping prevention

Details Child-proof screw closure with thread stripping prevention Child-proof screw closure with thread stripping prevention

1987-08-20

1988-07-12

Hall, George T.

Bottles and jars

Closures

Having warning means or means impeding closure removal

222153, B65D 5502

Patent

active

047564350

ABSTRACT:
The present invention provides a non-strippable, child-proof screw closure for containers, and especially for storage bottles containing cleaning liquids, comprising a pourer arranged on the container having external threads and radially extending stops formed thereon, and a screw cap with catches which can be opened out by the stops. The screw cap has a separate internal threaded piece.

REFERENCES:
patent: 4117945 (1978-10-01), Mumford
patent: 4358031 (1982-11-01), Lohrman
patent: 4376497 (1983-03-01), Mumford

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