Suction type bottle cap
AssigneesZhiqiu Chen, Yuxiang Chen, Weibing Sun
InventorYuxiang Chen
Life of this patent
Estimating the term…
Abstract
A suction type bottle cap has a bottle cap and a suction device. The suction device comprises a vacuum draw bar, a liquid suction cavity, a piston and at least one suction pipe (5). The liquid suction cavity is connected with the bottle cap, the upper end of the suction pipe communicates with the liquid suction cavity, the lower end of the vacuum draw bar is placed in the liquid suction cavity, and the piston is arranged at the lower end of the draw bar. The suction type bottle cap can prevent liquid from polluting the bottle mouth so as to avoid unnecessary waste, is convenient for liquid suction and accurate in measurement, and is suitable for the suction of various liquids.
Claims15
A suction type bottle cap for preventing liquid from polluting bottle mouth and being wasted and conveniently measuring, the suction type bottle cap comprising a bottle cap and the sidewall of an inner cavity of the bottle cap being provided with an internal thread connected with a bottle mouth;
- characterized in that:
- the suction type bottle cap further comprises a suction device;
- the suction device comprises a vacuum draw bar, a liquid suction cavity, a piston and at least one suction pipe;
- the liquid suction cavity is connected with the bottle cap, the upper end of the suction pipe penetrates through the bottle cap to be communicated with the liquid suction cavity, the lower end of the vacuum draw bar is mounted in the liquid suction cavity and the lower end of the vacuum draw bar is equipped with the piston.
2-3. (canceled)
5-6. (canceled)
Dependencies are inferred from the claim text.