US20090119859A1

US20090119859A1 - Universal toothbrush

Info

Publication number: US20090119859A1
Application number: US11/977,456
Authority: US
Inventors: Grigory Podolsky
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-05-01
Filing date: 2007-10-25
Publication date: 2009-05-14

Abstract

A universal toothbrush formed to provide overcoming drawbacks of the prior arts with elastic pump-dispenser for impeccable supplying of toothpaste on surface of the bristles with comfortable design for use and simple manufacturing. A toothbrush is formed from three separate branches; a replaceable brush, a conic annular resilient pump formed with cover for short elastic push-button, located on horizontal axis with opposite bulges in chamber, means to divide the paste in order to control the supply. The pump located in conical plastic compartment having on vertical axis an inlet valve with a ball and an outlet flap valve, which hermetical connected with resilient pump, and a replaceable/refillable cartridge for the toothpaste, made from tubing, which bypasses expensive equipment, it has inside a special piston that capture the paste and indexes. First support to slide up easily the piston behind toothpaste and second do not slide down under weight of the paste. Said design allows an impeccable supplying of the toothpaste on the surface of the bristles.

Description

CROSS REFERENCE TO RELATED APPLICATIONS

This application is a continuation in part of U.S. Pat. No. 5,769,585 named TOOTHBRUSH WITH TOOTHPASTE and Disclosure Document # 605647 from Sep. 5, 2006, and then submitted the Provision Patent Application No. 60/857,010 Filing OR 371 (c) Date Nov. 6, 2006, thereby submit the following Nonprovisional Utility Patent Application for below described invention named the UNIVERSAL TOOTHBRUSH.

FIELD INVENTION

The invention related to the Universal Toothbrush, which has a detachable/replaceable brush head, a paste dispenser and more particularly to an all-in-one toothbrush provided with a completed an elastic conical pump with push-button, the pump located with related components in plastic compartment and a means for dispensing toothpaste from replaceable/refillable cartridge to surface of the bristles and to prevent drying the paste in the narrow passage of the brush's head.

BACKGRAUND OF THE INVENTION

The combinations of toothbrush with toothpaste in a container is known in the arts, but is not used with any kinds of pumps and push-button technology, this is because they do not properly work and have a complicated structure that cannot create a convenient and attractive design.

OBJECTS OF THE INVENTION

It is therefore the principle object of the invention to create a universal all-in-one toothbrush which provides overcoming drawbacks of the prior arts, thus to make it convenient for use and hand operation with an attractive design and impeccable supplying of toothpaste on surface of the bristles.
Another object of the invention is to provide the all-in-one toothbrush with replaceable brush head on which installs a cover for closing an aperture located between bristles to prevents drying (dense) toothpaste in narrowing passage.
Other object of the invention is to provide the brush head and pump-dispenser with cover, which covered brush head and the push-button in traveling, etc.
Another object of the invention is to provide the toothbrush with pump-dispenser made as a single unit with a new version of pump's chamber that divides paste for controlled supply and better compression for distribution of paste on the surface of the bristles.
Other object of the invention is to provide the pump-dispenser with a new version of the inlet valve with a ball this works impeccable together with the new version of the piston and with outlet flap valve,
Another object of the invention is to provide the toothbrush with the replaceable/refillable cartridge, formed from tubing, (which are produce companies in a needful size, thus bypassing expensive equipment for production) and provides the cartridge with a collar for stabling and installing in below indicated the brush holder for a wall.
The other object of the invention is to provide the cartridge with a special piston that has on upper end a niche with openings in plate that capture the paste and give an opportunity to easily slide the piston after paste.
The other object of the invention is that piston has in bottom end the indexes which does not give room to slide the piston down under weight of paste, this does not give opportunity to discharge paste, thereby ensuring proper supply of toothpaste in the chamber.
Yet object of the invention is the elastic temporary stopper used to shut an inlet valve for to divide the empty pump from cartridge with paste in retail and then it take apart before using.
Another object of the invention is a special universal collar, which can connect to different soft tubes with toothpaste to properly fill out the cartridge, without allowing air in the toothpaste.
Other object of the invention is a brush holder for the wall that can be gathered each to other and can be in a retail set with different color of toothbrushes for family use.

SUMMARY OF THE INVENTION

The toothbrush according to the invention has the central axis through which passes the basic components generated with opening between opposite ends and consist from three cooperated branches, which connects (fixes each to other); a replaceable brush head, a completed annular conic pump-dispenser and a cartridge for toothpaste.
The detachable brush head has an opening between bunches of bristles and in bottom end of the detachable brush there is an index that fixes with the upper conical pump's part.
The pump means to absorb the paste from the cartridge and stamping it on surface of the bristles. The pump consists from circular conical plastic compartments in which are located the inlet and the outlet valves, the compartment could consist from 3 parts and a cover for a short elastic button, which integrally formed with an annular resilient conical pump dispenser located in said compartments,
The resilient pump has an inner oblong chamber with opposite bulges or a similar on horizontal axis with said short button. And on the vertical a longitudinal axis in housing is located two said valves, formed in the plastic compartment and hermetically cooperating with elastic pump: The inlet valve formed with a ball and outlet with flap or valve with ball.
The valves are extending relatively the axis of the toothbrush; works to open and to close in contrary ways, when in chamber create a pressure or vacuum.
When pressed on the button, the bulges is touch together, thus dividing a paste, the lower part is pressing on the inlet valve and shuts it, and upper part is pressing on outlet flap valve and will open it, and when the button with bulges returns to the initial position in the chamber the creates a vacuum the outlet valve is shut down and the inlet opens and a new part of the paste is absorb from cartridge into chamber.
The cartridge for paste is formed to be detachable and connecting to the pump's bottom by indexes, means to be replaceable and can be easily refillable by user. The cartridge has inside a special piston with a niches, which has several openings, they formed for to capture paste, thus helps the piston to slide up to the upper side after the paste.
The piston also has indexes, means preventing the piston from sliding down, under weight of the paste and due to interaction with the inlet valve with a ball that does not the part of a paste forcibly to return into the cartridge when sufficient pressure in the pump's chamber is created, thereby does not detente the paste in the cartridge, thus the pump is works properly and absorb paste into chamber when in it is creating a vacuum.
All said features means, to immaculacy supplying a paste from cartridge into pump's chamber and then on surface of the bristles.
The inlet valve in retail will be closed by a stopper to divide the empty pump with brush head from cartridge with toothpaste, to prevent to dense paste in cartridge in retail.
The brush head with a separate cover that close an opening between bristles and pump's button is covered by special detachable cover means for transportation, etc.
In set of the universal toothbrush could be including; the toothbrush holder for the wall that can be gathered, each by indexes for family use. And also the universal collar to connect one end to any kind of head to the tubes with toothpaste the other end to the cartridge is used to fill it out,

BRIEF DESCRIPTION OF THE DRAWINGS

The above and other objects, features and advantages will became more readily apparent from the following description, references being made to the following accompanying drawings, in which:

FIG. 1. is a view of the longitudinal sections of the gathered Universal Toothbrush.

FIG. 2. is a view of the longitudinal sections of the separate parts of the Universal Toothbrush.

FIG. 3. is a view of the longitudinal sections of the gathered and separate parts of the Pump Dispencer.

FIG. 4. is a view of the volumetric design of the Holders for wall for the Universal Toothbrush.

FIG. 5. is a view of the volumetric design of the three separated branches of the Universal Toothbrush.

FIG. 6. is a view of the longitudinal sections of the Toothbrush with displaced centre of the Brush and Pump with one bulge in chamber and stopper 4 g which close the inlet valve for divide empty pump from cartridge with toothpaste in retail. And a special cover for pump's push button with inside cover for close an opening between bristles in brush head,

FIG. 7. is a front view of the said cover.

FIG. 8. is a view of the longitudinal sections of the Cartridge with cover for save toothpaste from drying in retail.

FIG. 9. is a view of the longitudinal sections of the fill out the Cartridge from soft tube owing to of the Universal Collar and a separate view of said Collar.

SPECIFIC DESCRIPTION

As described above and shown in the FIGS. 1, 2, 3, & 5 The universal toothbrush in accordance with the present invention consists of three branches, which fixes each to other by indexes, such as; a replaceable brush head with shortcut hollow handle # 1, A pump dispenser # 2, which consist from an annular conical plastic compartment in which installs elastic pump # 3, it integrally formed with few new features described below. Said plastic compartment could consists from four parts for simple manufacture and assemble, such as; the upper conical part 2, the middle conical part 3, the circular bottom part 4 and a cover-button 5 for a resilient short button 3 a, and the refillable-replaceable cartridge # 6, which has inside slides up a special Piston #7 and collar for stability 6 b, and upper cover 6 c, for extra cartridges with toothpaste, see FIG. #8.
In the set will be included a brush cover 1 a to close aperture 1 b located between bunches of bristles in brush head # 1, said brush head with cover 1 a and push button 5 in retail and tripe could be covered by cover # 8 and 8 a for button 5. See FIGS. 6 & 7. Also in the set will be included brush holder # 9, see FIG. #4 and universal collar # 10 see FIG. 9, to refill the cartridge from soft tubes # 11 with several kinds of toothpaste. The collar consists from short tube divided into two parts, the top narrow part incorporates with cartridge owing to internal indexes 10 b and indexes on the cartridge 6 a and in the bottom part installs an elastic part 10 a with thread that connect with different kind of tube with toothpaste, as shown. As you can see in the FIGS. 1, 2 and 5. the replaceable brush head # 1, has a short handle with prolonging aperture 1 c, in the bottom end of said handle there is an index 1 d between two cuts 1 f that make the index 1 d springiness that fixes it in the passage 2 a, located in the upper end of the pump's conical compartment 2, on the opposite end of this passage there is a neck 2 b, in which located an outlet flap valve 2 c that can have one flap or several, as shown in 2 e or in neck could also be an outlet valve with a ball 2 f.
The middle conical part 3, has a side opening 3 e, see FIG. 5 in which installed a cover 5 that make more powerful a short elastic push-button 3 a, see FIG. 3, that integrally formed with resilient pump.
The bottom compartment 4, has inside the inlet valve, which consists from a short pipe 4 a, that has slides inside 4 b, which give an opportunity to slide the ball 4 c, to the open and close position. The said slides have on upper end a central catch 4 d that does not let the ball pop out. The middle conical compartment 3, after installed inside with the resilient pump # 3, is fixing with upper conical compartment 2 by indexes or could be welded and then the bottom end of the middle conical compartment connected with upper end of the bottom circular compartment 4, by internal niches 3 f, and outside indexes 4 e or could be welded, see FIG. 2.
The bottom circular compartment 4 has outside indexes 4 f for connected with the cartridge # 6, by internal niches 6 a, as shown in FIGS. 2 and 5.
The resilient annular pump # 3 has an inner chamber relatively of vertical longitudinal central axis two passages 3 b and 3 e that cooperate hermetical with valves formed in the plastic compartments 2 and 4. The elastic pump # 3 has an inner chamber, see FIG. 3, which has opposite sides an oblong bulges 3 d or similar see FIG. 6, located on horizontal axis with short-button 3 a, around the button and bulge located a limited membrane 3 g that makes the pump springing after pressing on button # 5.
The resilient pump # 3 with an upper opening 3 b connects with the neck 2 c for an outlet flap valve 2 d or valve with a ball 2 f and the lower opening 3 e of the pump, connects with a neck of the inlet valve 4 a, see FIG. 3, formed with a ball 4 c, located in the bottom compartment 4.
The Cartridge # 6 consists from plastic tubing and a piston # 7 that has on the upper end niche 7 a, with openings 7 b for comprise the toothpaste that gives an opportunity the piston to easily slide upward after the paste, when in chamber creates negative pressure (vacuum), when the push-button return in initial position and paste absorb in chamber 3 c. In the bottom of the Piston there are supports 7 c, made from a metal plate that does not give an opportunity for the piston to slides down under the weight of the paste, thus discharge toothpaste.
On the bottom of cartridge installs a Collar 6 b, for stable and fixed the cartridge in the brush holder # 9, shown on FIG. 4, which has Indexes 9 a and 9 b that give an opportunity to fix each other for family use. Each holder has glue a back 9 c to put it on the wall or on the tile.
In retail the bottom passage of the inlet valve 4 a will be closed by the stopper 4 g to divide empty the pump from the cartridge with toothpaste and then it will be taken off before use.
The device operates as follows: As can be seen in FIGS. 5 and 6. A buyer divide pumps a part from cartridge with toothpaste and takes out from inlet valve a stopper 4 g, then fixed together both said branches then pressing by finger on the Piston, until a small amount of toothpaste comes out on the surface of bristles. After that the device will work properly by pressing the Push-Button.
Installed next to the extra cartridge with toothpaste a buyer removes the empty cartridge, install new and provides the above action.
For refills the old cartridge is flushed with water, thereby the piston slips out and at the same time the cartridge washes, then in the lower end installs the piston, the upper end installs a universal collar # 10 and the other end of the collar the throat of tube with toothpaste. Then by pressing on the tube with paste the cartridge is filled out. Then the cartridge connects with pump and provides the above action and the toothbrush will be ready for use.
How to work the pump? When the chamber of the pump is filled with toothpaste, by pressing on the Push-Button the inlet valves is hermetically shut and do not give part of the paste to return in to the cartridge. Thereby provides sufficient pressure in the chamber to open an outlet valve and toothpaste is stamping on the surface of the bristles through an aperture between the bristles. Upon withdrawing of the external pressure the push-button with bulge returns to the initial position, thus in the chamber creates a vacuum, (a negative pressure) the outlet valves are closed and the inlet is opened, and a new portion of toothpaste is absorbed in the chamber and the piston slides upwards behind the toothpaste, also owing to niches with openings that comprise toothpaste.

Claims

1. An universal toothbrush has a vertical axis (opening) between an end of a brush head and end of the cartridge, and comprising three separate parts: a replaceable brush head, a conical annular pump's compartment is made as a single plastic unit with an outlet swing flap valve, located in upper neck and inlet valve with ball, located in lower end on a vertical an opposite axis of compartment, the two necks of the valves are hermetical connected with inside resilient pump-dispenser formed with outside short button on which installs plastic covering (button), located on horizontal axis with opposite bulges in oblong chamber, means for divide the toothpaste, for controlled supply owing to pressing of the push-button for creating sufficient pressure for pushing out the toothpaste toward the bristles from cartridge.

In one embodiment of the universal toothbrush include a cover, which protects the brush head and pump's button in trip, etc. It also covered inside a cover for opening between bristles.

In retail an inlet valve with ball will has an elastic temporary stopper used to shut the valve for to divide the empty pump from cartridge with toothpaste.

The bottom part of the pump-dispenser connects with a replaceable/refillable cartridge for the toothpaste, made from tubing in which slide up a special piston that has niche and opening in plate, both captures the toothpaste for support to slide the piston behind the paste when in chamber creates vacuum after release the button.

The piston has in bottom part indexes, which does not give room to slide the piston down under, weight of the paste.

In set of the universal toothbrush could be included a brush holder for the wall that can be gathered each to other and collar for fill out the cartridge from any soft tubes with toothpaste.

2. The universal toothbrush described in claim 1 wherein said a replaceable brush head with a separate cover that close an opening between bristles and pump's button is covered by special detachable cover means for transportation, etc.

3. The universal toothbrush described in claim 1 wherein said pump has on opposite vertical axis an inlet valve with ball and an outlet swing flap valve, which could have one or few swing able flaps.

4. The universal toothbrush described in claim 1 wherein said resilient pump-dispenser formed with short button located on horizontal axis with one or two bulge located opposite in oblong chamber, means for divide the toothpaste, for controlled supply, etc.

5. The universal toothbrush described in claim 1 wherein said the resilient pump-dispenser has the short button on which installs the plastic cover (button) for easily creating of sufficient pressure, by pushing out the toothpaste toward the bristles from cartridge.

6. The universal toothbrush described in claim 1 wherein said inlet valve with ball temporary covered by stopper used to shut empty pump for to divide the cartridge with toothpaste in retail and then it take apart before using.

7. The universal toothbrush described in claim 1 wherein said pump-dispenser connects with a replaceable/refillable cartridge for the toothpaste that could make from tubing, thus bypassing expensive equipment for production, in said cartridge slide up a special piston.

8. The universal toothbrush described in claim 1 wherein said piston has niche and opening in plate, both captures the toothpaste for support to slide easily the piston behind the paste when in chamber is creates vacuum after release the button, the piston has also in the bottom end the indexes, which does not give room to slide the piston down under, weight of paste.