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US 7,922,486 B2Granted
Capsule for storage, mixing and dispensing materials
Assignee3M Innovative Properties Company
InventorsHelmut Pauser, Sebastian Guggenmos
Life of this patent
Estimating the term…
Abstract
A capsule for storage, mixing, and dispensing of dental material, including an indicator for indicating proper activation of the capsule. The indicator may indicate that a minimum required displacement of an applicator member or of an activator member, or both, has occurred.
Claims46
Capsule for storage, mixing, and dispensing of dental material comprising:
- a capsule body member providing a main chamber and a dispensing opening;
- an applicator member slidably accommodated in the capsule body member;
- an activator member slidably accommodated in the applicator member, the activator member and the applicator member forming an auxiliary chamber;
- and
- an indicator for providing a visual indication to a user of the proper activation of the capsule, the indicator comprising a first aperture provided in the capsule body member, a second aperture provided in the applicator member, and a marker provided at the activator member, such that the marker is aligned with the first and second apertures upon proper activation of the capsule.
2 more elements
Capsule for storage, mixing, and dispensing of dental material comprising:
- a capsule body member providing a main chamber and a dispensing opening;
- an applicator member being slideably accommodated in the capsule body member, the applicator member providing an auxiliary chamber;
- and a sealing ring provided between the capsule body member and the applicator member, the sealing ring having an aperture adapted for alignment with an aperture in the capsule body member and with a marker provided at an activator member to provide an indicator for providing a visual indication to a user indicating proper activation of the capsule, wherein the capsule body member is adapted to slidably accommodate an activator member.
Dependencies are inferred from the claim text.