Device for dispensing a liquid in a tank
First Claim
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1. A device for dispensing liquid contained in a container, wherein said device includes an elastomer element that can take up:
- a liquid release position allowing liquid to flow out of the device; and
a non-return position preventing liquid from flowing back into the device;
said device further including bearing means bearing against the elastomer element in register with a recessed zone, serving to deform the elastomer element so that it takes up its non-return position, wherein the elastomer element is fitted around an inner core of the device, wherein at least a portion of the elastomer element comprises a cone sidewall that is curved upwards when the elastomer element is in a non-deformed position, and wherein the bearing means comprise a projection formed on the inner core on which the elastomer element is mounted, the projection forming a circumferential seal with the cone sidewall in the non-deformed position.
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Abstract
A device for dispensing liquid contained in a container, the device including an elastomer element that can take up: a liquid release position allowing liquid to flow out of the device; and a non-return position preventing liquid from flowing back into the device; the device further including a bearing mechanism against the elastomer element in register with a recessed zone, serving to deform the elastomer element in its non-return position.
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Citations
7 Claims
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1. A device for dispensing liquid contained in a container, wherein said device includes an elastomer element that can take up:
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a liquid release position allowing liquid to flow out of the device; and a non-return position preventing liquid from flowing back into the device; said device further including bearing means bearing against the elastomer element in register with a recessed zone, serving to deform the elastomer element so that it takes up its non-return position, wherein the elastomer element is fitted around an inner core of the device, wherein at least a portion of the elastomer element comprises a cone sidewall that is curved upwards when the elastomer element is in a non-deformed position, and wherein the bearing means comprise a projection formed on the inner core on which the elastomer element is mounted, the projection forming a circumferential seal with the cone sidewall in the non-deformed position. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification