Liquid dentifrice dispensing toothbrush
View Patent ↗A dentifrice dispensing toothbrush for applying a predetermined measured amount of liquid dentifrice from a reservoir of liquid dentifrice into the toothbrush bristles by means of an in integral pump. Liquid dentifrice may be refilled using the handle portion of the toothbrush.
1. A dentifrice dispensing toothbrush comprising:
a) a housing, the housing having a pump in communication with a holding chamber, a first check valve between said pump and said holding chamber, said pump having a pump nipple with a liquid dentifrice reservoir attached thereon, the liquid dentifrice reservoir is a collapsible bag, a check valve positioned between said collapsible bag and said pump, the housing having a removable cap to access said liquid dentifrice reservoir;
b) a head portion removeably attached to said housing, the head portion having bristles thereon, the head portion having a conduit in communication with said holding chamber, said conduit in communication with at least one opening in said bristles, a check valve positioned between said head portion and said holding chamber; and
c) a pump actuator extending through a side of said housing.
2. The dentifrice dispensing toothbrush of claim 1 , wherein the pump nipple has a plurality of outwardly extending ridges to secure the liquid dentifrice reservoir thereon.
3. The dentifrice dispensing toothbrush of claim 1 , wherein the actuator is a pliable button.
4. A dentifrice dispensing toothbrush comprising:
a) a housing, the housing having a pump in communication with a holding chamber, a first check valve between said pump and said holding chamber, said pump having a pump nipple with a liquid dentifrice reservoir attached thereon, the liquid dentifrice reservoir is a collapsible bag, a check valve positioned between said collapsible bag and said pump, the housing having a removable cap to access said liquid dentifrice reservoir;
b) a head portion removeably attached to said housing, the head portion having bristles thereon, the head portion having a conduit in communication with said holding chamber, said conduit in communication with at least one opening in said bristles, a check valve positioned between said head portion and said holding chamber;
c) a pump actuator extending through a side of said housing; and
d) said liquid dentifrice reservoir having a check valve mateable to a refill canister for the purpose of transferring contents of said refill canister to said liquid dentifrice reservoir.
5. The dentifrice dispensing toothbrush of claim 4 , wherein the pump nipple has a plurality of outwardly extending ridges to secure the liquid dentifrice reservoir thereon.
6. The dentifrice dispensing toothbrush of claim 4 , wherein the actuator is a pliable button.