Container with Sealed Cap and Venting System
First Claim
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1. A cap for a container comprising:
- a cap housing defining a fluid-communication opening therein through which material in a container to which said cap housing is attached may be accessed;
a membrane mounted to said cap housing sealing said fluid-communication opening in a first position, said membrane being movable away from said fluid-communication opening in a second position, said membrane having at least one membrane opening defined therein which permits material flow therethrough from the container interior to said fluid-communication opening in said second position.
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Accused Products
Abstract
A bulk feed adapter cap for a collection container comprises: (a) a housing defining both at least one fluid-communication opening and one or more air-release openings and (b) a membrane defining an annular, self-sealing fluid-valve for sealing said fluid-communication opening, where the fluid-valve defines at least one aperture. The bulk feed adapter cap may further comprise at least one fluid-communication cap.
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Citations
51 Claims
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1. A cap for a container comprising:
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a cap housing defining a fluid-communication opening therein through which material in a container to which said cap housing is attached may be accessed; a membrane mounted to said cap housing sealing said fluid-communication opening in a first position, said membrane being movable away from said fluid-communication opening in a second position, said membrane having at least one membrane opening defined therein which permits material flow therethrough from the container interior to said fluid-communication opening in said second position. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 29)
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14. An adapter cap for removal of fluid from a container comprising:
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a housing defining at least one fluid-communication opening; a member movably mounted within said housing to close said fluid-communication opening in a first position under force from a biasing element and movable away from said fluid communication opening under influence of a force applied axially against said member and against a bias of said biasing element; and a fluid channel formed in one or both of said housing and said member, said fluid channel communicating between said fluid-communication opening and the interior of the container and being opened to fluid flow in a second position. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 30)
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31. A cap for a container, comprising:
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a fluid communication opening defined in a cap housing, said fluid communication opening communicating with a container interior; and a membrane, wherein said membrane seals said fluid communication opening, said membrane having a plug portion which is surrounded by an annulus, said annulus providing a spring-like region permitting movement of said plug portion away from said fluid communication opening under influence of a force applied against said plug portion and back toward said fluid communication opening when said force is removed, said plug portion closing said fluid communication opening in a first position and opening said fluid communication opening in a second position to permit fluid in said container interior to egress through said fluid communication opening. - View Dependent Claims (32, 33, 34, 35, 36)
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37. A cover for a container, comprising:
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a material communication opening defined in a cover, said material communication opening communicating with a container interior; and a membrane, wherein said membrane seals said material communication opening, said membrane having a plug portion which is surrounded by an annulus, said annulus providing a spring-like region permitting movement of said plug portion away from said material communication opening under influence of a force applied against said plug portion and back toward said material communication opening when said force is removed, said plug portion closing said material communication opening in a first position and opening said material communication opening in a second position to permit material in said container interior to egress through said material communication opening. - View Dependent Claims (38, 39, 40, 41, 42)
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43. A closure for a container, comprising:
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a fluid communication opening defined in a closure, said fluid communication opening communicating with a container interior; and a flexible member, wherein said flexible member seals said fluid communication opening, said flexible member comprising a plug portion coupled to a collapsible member, said collapsible member having a spring-like region permitting movement of said plug portion away from said fluid communication opening under influence of a force applied against said plug portion and back toward said fluid communication opening when said force is removed, said plug portion closing said fluid communication opening in a first position and opening said fluid communication opening in a second position to permit fluid in said container interior to egress through said fluid communication opening. - View Dependent Claims (44, 45, 46, 47)
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48. A cap for a container, comprising:
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a fluid communication opening defined in a cap housing, said fluid communication opening communicating with a container interior; and an airflow opening defined in said cap housing, said airflow opening communicating with said container interior, wherein said airflow opening is recessed away from the surface of said cap housing and into said container interior. - View Dependent Claims (49, 50, 51)
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Specification