Container cap with liquid-dissolvable additive
First Claim
Patent Images
1. A container cap comprising:
- a housing including an inner thread formed therein for engaging with an outer thread of a mouth of a receptacle, and including an upper wall, and including a casing extended inwardly from said upper wall and spaced from said housing for forming an inner peripheral space between said casing and said housing and for selectively receiving the mouth of the receptacle, and including a compartment formed in said casing,a liquid-dissolvable additive received in said compartment of said casing,a membrane attached to said casing for closing said compartment of said casing and for retaining said liquid-dissolvable additive within said compartment of said casing, andmeans for selectively piercing said membrane to allowing said liquid-dissolvable additive to be released from said compartment of said casing when required.
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Abstract
A container cap includes a housing having an inner thread for engaging with an outer thread of a mouth of a receptacle, and a casing extended inwardly from an upper wall and spaced from the housing for forming an inner peripheral space between the casing and the housing, and a compartment formed in the casing for receiving a liquid-dissolvable additive, a membrane attached to the casing for retaining the liquid-dissolvable additive within the compartment of the casing, and a piercing device may be used for selectively piercing the membrane to allowing the liquid-dissolvable additive to be released from the compartment of the casing and introduced into the receptacle.
16 Citations
6 Claims
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1. A container cap comprising:
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a housing including an inner thread formed therein for engaging with an outer thread of a mouth of a receptacle, and including an upper wall, and including a casing extended inwardly from said upper wall and spaced from said housing for forming an inner peripheral space between said casing and said housing and for selectively receiving the mouth of the receptacle, and including a compartment formed in said casing, a liquid-dissolvable additive received in said compartment of said casing, a membrane attached to said casing for closing said compartment of said casing and for retaining said liquid-dissolvable additive within said compartment of said casing, and means for selectively piercing said membrane to allowing said liquid-dissolvable additive to be released from said compartment of said casing when required. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification