Bottles and jars – Nonrefillable – Guard or valve type
Patent
1990-05-10
1991-09-10
Weaver, Sue A.
Bottles and jars
Nonrefillable
Guard or valve type
215 32, 141310, 206528, 206532, A61J 106, B65D 8542
Patent
active
050466275
ABSTRACT:
An amplule for a liquid, removed from the ampule by a hypodermic syringe, has a neck. A conical member on one end of the hypodermic syrings is introduced into the neck of the ampule. The inside wall of the neck of the ampule is of a configuration which allows for the passage of air, but does not allow the passage of liquid in the area intended for the installation of the conical member. The shaped configuration between the socket member wall and the inside wall of the neck of the ampule is in the form of a circular closed line.
REFERENCES:
patent: 3143251 (1964-08-01), Barton et al.
patent: 3356244 (1967-12-01), Witchell
patent: 4643309 (1987-02-01), Evers
patent: 4926915 (1990-05-01), Deussen et al.
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