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US 5,180,245 AGranted
Liquid container with specific valve
AssigneeYoshino Kogyosho Co., Ltd.
InventorShigeo Iizuka
Life of this patent
Estimating the term…
Abstract
A liquid container comprising: a shaft; a fixed cylinder including a discharge valve and provided on an upper end of the shaft; a liquid supply mechanism provided on an upper end of the fixed cylinder; a liquid receiving mechanism provided in the shaft and slidable with respect to the shaft; a movable cylinder including a suction valve, the movable cylinder being fitted in an upper end of the liquid receiving mechanism and slidable with respect to the fixed cylinder; springs for rearwardly biasing the movable cylinder; and a push button provided at a lower end of the shaft.
Claims6
A liquid container comprising:
- a shaft;
- a fixed cylinder provided on an upper end of the shaft;
- a liquid supply means provided on an upper end of said fixed cylinder;
- a liquid receiving means provided in the shaft and slidably with respect to the shaft;
- a movable cylinder including a suction valve, said movable cylinder being fitted in an upper end of the liquid receiving means and being slidable with respect to said fixed cylinder, said liquid supply means, said fixed cylinder, said movable cylinder and said liquid receiving means defining a passage for the liquid;
- springs for biasing the movable cylinder with respect to the fixed cylinder;
- a push button provided at a lower end of the shaft for sliding said liquid receiving means;
- and
- a discharge valve located within said fixed cylinder and coupled for selective fluid communication between said liquid supply means and said liquid receiving means, said discharge valve comprising
- a discharge port forming cylindrical member having a discharge port therein fitted and secured in said fixed cylinder,
- a valve body movably seated in a valve seat in said passage for selectively opening and closing said passage, and
- resilient spaced valve stems formed between said discharge port forming cylindrical member and said valve body,
- intermediate portions of the resilient valve stems being curved inwardly toward each other.
10 more elements
Dependencies are inferred from the claim text.