US2022192357A1PendingUtilityA1

All-In-One Toothbrush

Assignee: BERHANE AZARIAPriority: Dec 18, 2020Filed: Oct 11, 2021Published: Jun 23, 2022
Est. expiryDec 18, 2040(~14.4 yrs left)· nominal 20-yr term from priority
Inventors:Azaria Berhane
A46B 11/0037A46B 11/0062A46B 2200/1066A46B 5/0095A46B 11/0065A46B 9/04
31
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Claims

Abstract

The present invention relates to a toothbrush which stores and dispenses toothpaste. The toothbrush is available in four different designs. A first design features a slider mechanism for moving toothpaste onto the bristles. A second design features a plunger disposed at the bottom of housing/handle for applying toothpaste to the bristles. A third and fourth design features a vacuum release mechanism which pulls toothpaste from the housing onto the bristles. Each design features a hollow body in the form of a reservoir or a cartridge which stores toothpaste. The toothbrush which stores and dispenses toothpaste is more economical and space-saving than conventional independent toothbrushes and toothpaste tubes.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A toothbrush device configured to store and dispense a toothpaste onto a plurality of bristles, the toothbrush device comprising:
 a head portion comprising the plurality of bristles and a cavity;   a housing comprising a reservoir; and   a conduit tube connecting the cavity to the reservoir, wherein toothpaste is stored within the reservoir and dispensed from the reservoir through the conduit tube to the cavity and then onto the plurality of bristles.   
     
     
         2 . The toothbrush device of  claim 1 , wherein toothpaste is dispensed from the reservoir via a slider mechanism. 
     
     
         3 . The toothbrush device of  claim 2 , wherein the slider mechanism comprises a slider with an associated abutment plate and a slider channel disposed on the housing. 
     
     
         4 . The toothbrush device of  claim 3 , wherein the slider is configured to be manually moved across the slider channel. 
     
     
         5 . The toothbrush device of  claim 4 , wherein the abutment plate moves in an upward direction within the reservoir and contacts the toothpaste in the reservoir pushing it upwards toward the conduit tube. 
     
     
         6 . The toothbrush device of  claim 1  further comprising an aperture in each of the plurality of bristles for dispensing toothpaste onto the plurality of bristles. 
     
     
         7 . The toothbrush device of  claim 1 , wherein the head portion is detachable from the housing. 
     
     
         8 . The toothbrush device of  claim 7 , wherein the head portion is secured to the housing via a rubber fastener. 
     
     
         9 . The toothbrush device of  claim 1 , wherein the head portion and the housing are manufactured as a single structure. 
     
     
         10 . A toothbrush device configured to store and dispense a toothpaste onto a plurality of bristles, the toothbrush device comprising:
 a head portion comprising a plurality of bristles and a cavity;   a housing comprising a reservoir with a plunger positioned at a bottom of the housing; and   a conduit tube connecting the cavity to the reservoir, wherein toothpaste is stored within the reservoir and dispensed from the reservoir through the conduit tube to the cavity and then onto the plurality of bristles.   
     
     
         11 . The toothbrush device of  claim 10 , wherein the plunger utilizes a plunger flange and a plunger tip. 
     
     
         12 . The toothbrush device of  claim 11 , wherein the reservoir acts as a barrel for the plunger. 
     
     
         13 . The toothbrush device of  claim 12 , wherein when the plunger flange of the plunger is dispensed the plunger tip contacts the toothpaste within the reservoir. 
     
     
         14 . The toothbrush device of  claim 13 , wherein when the plunger tip contacts the toothpaste the plunger tip pushes the toothpaste through a reservoir opening to the conduit tube. 
     
     
         15 . The toothbrush device of  claim 10  further comprising an aperture in each of the plurality of bristles for dispensing toothpaste onto the plurality of bristles. 
     
     
         16 . A toothbrush device configured to store and dispense a toothpaste onto a plurality of bristles, the toothbrush comprising:
 a head portion comprising a plurality of bristles and a cavity;   a housing comprising a toothpaste cartridge with a vacuum pump; and   a conduit tube connecting the cavity to the toothpaste cartridge, wherein toothpaste is dispensed via the vacuum pump from the toothpaste cartridge through the conduit tube to the cavity and then onto the plurality of bristles.   
     
     
         17 . The toothbrush device of  claim 16 , wherein a vacuum actuator engages the vacuum pump which pushes a piston within the toothpaste cartridge. 
     
     
         18 . The toothbrush device of  claim 17 , wherein when the vacuum actuator is pushed the piston within the toothpaste cartridge forces the toothpaste to be pushed up the conduit tube to the cavity and onto the plurality of bristles. 
     
     
         19 . The toothbrush device of  claim 18 , wherein when the vacuum actuator is released the piston is removed from the toothpaste cartridge allowing remaining toothpaste to remain within the toothbrush cartridge and not be pumped out. 
     
     
         20 . The toothbrush device of  claim 19 , wherein the housing comprises a removable base that allows a user to replace the toothpaste cartridge when empty.

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