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US 6,659,145 B1Granted
Toothpaste tube filling or replenishment unit
OwnerMichael Y. Reif, Robert S. Reif +1inventors
InventorsMichael Y. Reif, Robert S. Reif, Nicholas A. Rodgers
Life of this patent
Estimating the term…
Abstract
A filling or replenishment unit is mountable on a first toothpaste tube used for travel ‘travel tube’ and may be moved to extended position to establish communication with a second tube to allow refilling of the first tube from the second.
Claims19
First toothpaste tube comprising:
- a spout,
- a sleeve with internal threading shaped to threadedly receive another toothpaste tube exterior threaded spout,
- said sleeve being designed to assume a retracted and an extended position when mounted on said first tube,
- means for closing said first tube spout when said sleeve is in retracted position,
- in extended position exposing internal threading adapted to receive said other tube extension threaded spout,
- said reception of said other tube external threading providing a toothpaste supply conduit from said other tube to said first tube.
3 more elements
First toothpaste tube,
- having a spout,
- a sleeve adapted to be placed in retracted or extended position relative to said spout,
- in extended position adapted to threadedly receive a second tube in a position that paste squeezed from said second tube will reach said first tube,
- means for closing said first tube with said sleeve in retracted position.
1 more element
Dependencies are inferred from the claim text.