CN100473305C - Toothbrush - Google Patents

Toothbrush Download PDF

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Publication number
CN100473305C
CN100473305C CNB038253402A CN03825340A CN100473305C CN 100473305 C CN100473305 C CN 100473305C CN B038253402 A CNB038253402 A CN B038253402A CN 03825340 A CN03825340 A CN 03825340A CN 100473305 C CN100473305 C CN 100473305C
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CN
China
Prior art keywords
cup
toothbrush
cleaning device
head
shaped spare
Prior art date
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Expired - Fee Related
Application number
CNB038253402A
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Chinese (zh)
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CN1777379A (en
Inventor
D·J·霍尔贝恩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Colgate Palmolive Co
Original Assignee
Colgate Palmolive Co
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Publication date
Application filed by Colgate Palmolive Co filed Critical Colgate Palmolive Co
Publication of CN1777379A publication Critical patent/CN1777379A/en
Application granted granted Critical
Publication of CN100473305C publication Critical patent/CN100473305C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The invention relates to a toothbrush, comprising a head provided with a preventative polish cup-shaped part. The polish cup-shaped part is close surrounded by a cleaning part; the cleaning part has a bristle ring form extending above the surface of the polish cup-shaped part; or the polish cup-shaped part has a cleaning part array form with a dense arrangement; the area formed by the structures of the invention can keep toothpaste on the toothbrush when in use; other cleaning parts can be arranged around the periphery of the head of the toothbrush. The toothbrush can be an electric toothbrush, wherein, the polish cup-shaped part and/or the bristle ring can be rotated, swung or reciprocated so as to clean the teeth better.

Description

A kind of toothbrush
Technical field
The present invention relates to a kind of electronic or manual toothbrush, toothbrush comprises handle and head.Cleaning device as brushing cluster, is fixed to head.When toothpaste was applied on the cleaning device, the user inserted toothbrush head in the mouth, brushes teeth by known methods.The present invention also comprises preventative polishing cup-shaped spare or array of bristles, is formed centrally cup-shaped to keep toothpaste in head.These cup-shaped spares part that is cleaned closely centers on, and helps to keep toothpaste in head.
Background technology
Traditional toothbrush head has the surface plane or that change a little usually, and cleaning device is connected to the surface.Usually cleaning device is the plastic material of bunchy, forms bunch, pricks or other groups.The cleaning device of bunchy is before forming toothbrush and be connected to head afterwards.
Prior art has proposed the whole bag of tricks and has located cleaning device to toothbrush.
License to people's such as E.I.Brothers U.S. Patent No. 2 June 8 nineteen thirty-seven, 083,217 disclose two or three annular bristle parts, it is arranged on, and cup shell can be threaded onto the acceptance division that is positioned at toothbrush handle that matches in cup shell 5 and 5 `, so when needs, can take off and change (seeing second page, 52 to 70 row).Each bristle partly comprises hard cleaning device, and along the longitudinal axis of handle apart from one another by distance less than toothbrush thickness, make that toothbrush can be in tongue side (inboard) and face side (outside) operation (see second page, hurdle 1 row 71 is to hurdle 2 row 9) of tooth.
U.S. Patent No. 5,604,951 have introduced a kind of toothbrush, and it has the head that comprises flexible rubber-like preventative polishing cup-shaped spare or " prevention cup-shaped spare ", and cup-shaped spare is similar to the cup-shaped spare of the professional cleaning teeth of dentistry personnel use.The user places toothpaste on prophy cup, be applied on the tooth again.According to this patent, " soft rubber-like prophy cup meets the shape of tooth better than bristle " (seeing 23 to 26 row on hurdle 2).This patent also discloses cleaning device ring (brushing cluster), its be arranged on toothbrush head around, can with prophy cup cooperation, cleaning user's tooth and gum (hurdle 2,34 to 47 row).
The method of another kind of oral hygiene has provided introduction in the toothbrush that the U.S. Patent No. 6,041,468 that licenses to assignee of the present invention is introduced.The cleaning device of this toothbrush (bristle) is arranged to concave shape and (is seen Fig. 3 to 5, the row 1 to 22 on hurdle 4 on the width of toothbrush head.
The design patent that has shown the circular groups of cleaning device is the U.S. Patent No. Des.273 that licenses to Stocchi on May 1st, 1984,635 and license to people's such as Angelina D450,929s November 27 calendar year 2001.
Summary of the invention
The present invention attempts to improve the tooth polishing/polishing ability of toothbrush, and a kind of structure is provided, and can promote toothpaste to remain on the appropriate location of toothbrush head during use.The realization of this purpose is to arrive toothbrush head by elastomeric prophy cup-shaped spare is installed, and the cleaning device that this cup-shaped spare is extended cup-shaped spare surface closely centers on.
Different with the dentist's of specialty office, can repeatedly add toothpaste to prophy cup the DENSP of office, and the common toothbrush user of family just applies a part of toothpaste to toothbrush.Several action back forfeitures of brushing teeth that toothpaste that major part applies and cleaning effectiveness thereof generally carry out in user's mouth at first.Toothpaste falls to vertical tilting procedure from level when toothbrush head enters the mouth, or is extruded when toothbrush is pressed onto on the tooth.Toothpaste is not in case contact just forfeiture cleaning value with toothbrush with tooth.
Therefore, the invention provides unique combined characteristic, can keep and keep the head of toothpaste in toothbrush.Prophy cup is arranged on the center of toothbrush head, is preferably disposed on the center of head longitudinal axis.Perhaps, cup-shaped spare can have the form of array of bristles.The be cleaned part combination of these cup-shaped spares is closely surrounded.The height on the relative toothbrush head of cleaning device surface greater than prophy cup apart from this surperficial height.The higher cleaning device of combination forms the obstacle of prophy cup to small part around prophy cup, can keep toothpaste when using.
Other cleaning device group can be arranged on then toothbrush head around, the toothpaste cleaning teeth that utilizes prophy cup and cleaning device on every side to keep.The cleaning device group of outside can provide the spot on the massage of gum and the removing gum line.
Cleaning device generally is the bristle that is fixed to toothbrush head by fixing free tuft (AFT) technology.
The present invention can by with cup-shaped spare and on every side the cleaning device group be fixed on the disk and implement, disk can be rotated before and after continuously by driven by power along same direction and do oscillating motion.
Description of drawings
The present invention can be used for dental health product widely.Accompanying drawing has shown an application of the present invention, and it is not the unique embodiment of the present invention.
Fig. 1 is the front view of toothbrush of the present invention, has shown the setting that is used for prophy cup of the present invention and cleaning device;
Fig. 2 is the sectional view along the 2-2 section of Fig. 1;
Fig. 3 is according to the front view of electric toothbrush of the present invention;
Fig. 4 is the front view of toothbrush, has shown according to other settings of the present invention;
Fig. 5 is the sectional view along the 5-5 section of Fig. 4;
Fig. 6 combines the cup-shaped spare of Figure 4 and 5 and the front view of the electric toothbrush that cleaning device is provided with;
Fig. 7 is the front view of electric toothbrush according to another embodiment of the present invention;
Fig. 8 is the sectional view along the section 8-8 of Fig. 7.
The specific embodiment
Fig. 1 has shown the manual toothbrush 10 that comprises feature of the present invention.This toothbrush 10 comprises handle 12 and head 14.Handle 12 can comprise the band (not shown) of the band reticulate pattern that suitable elastic material is made.The present invention relates generally to and is provided with according to prophy cup of the present invention and cleaning device.Cup-shaped spare 16 is arranged in the center of head 14.As shown in the figure, head 14 has been fixed three cup-shaped spares 16, although can consider to use this cup-shaped spare of more or lesser amt in toothbrush 10.Prophy cup 16 is generally used the soft elastic material manufacturing, hints as it, and it has cup-shape.The inner surface of cup-shaped spare can comprise flank, when toothbrush is pressed onto user's tooth, helps cleaning teeth.The more important thing is that when using toothbrush 10, the cup-shaped of prophy cup 16 can be used to keep toothpaste in the appropriate location.
What realize toothpaste maintenance function is one group of cleaning device or bristle rings 18 around some or all prophy cup.As shown in Figure 2, bristle rings 18 is bigger than the distance that prevention cup-shaped spare 16 extends on the surface 20 of head 14.The height that this relative cup-shaped spare 16 exceeds can keep toothpaste in toothbrush head 14 as supernumerary structure when using.The preferred setting of bristle rings 18 is to have apart from the about 1 millimeter space of the outer peripheral face of prophy cup 16.
When the tooth of toothbrush 10 near the user, when the user applies power to handle 14, the toothpaste that the user applies will be forced to enter prophy cup 16 and the zone between the bristle rings 18 22 on every side.Toothpaste will be remained on the reserved area 22 at close bristle rings top by prophy cup 16.
The unique combination of prophy cup 16 and the bristle rings 18 that closely centers on has kept most toothpaste in desirable regional 22, and main cleaning device, prophy cup and the bristle rings in this zone contacts with user's tooth.Bristle rings 18 on every side can stop toothpaste and the added body when changing as the direction of brushing teeth when toothpaste leaves cup-shaped spare 16.
In order to realize the cleaning effect of prophy cup 16 and bristle rings 18, other cleaning device 24 can similar mode illustrated in figures 1 and 2 be provided with around head 14 peripheries.These peripheral cleaning devices 24 can help depths and the gum line between the cleaning teeth.These extra cleaning devices can be tufts, can be elastic wall or finger, as shown in the figure.
Cleaning device 24 and bristle rings 18 are arranged on the each several part of head 14 in known manner.For example, fixing free tuft (AFT) technology can be used for fixedly cleaning device.In AFT, sheet or film can be fixed to toothbrush head by ultrasonic bonding.Bristle extends by sheet or film.Free end at the bristle of sheet and film one side is carried out cleaning function.In the bristle ends of the opposite side of sheet and film by heat fused to being fixed to the appropriate location together.In extensive enforcement of the present invention, can use any suitable cleaning device form.Term " cleaning device " is a broad sense, can comprise traditional fiber bristles or massage part, or other forms of cleaning device, such as the resilent finger of being arranged to circular section shape or any type of desirable shape or wall shape spare, shape comprises linearity part or sinusoidal shape part.When using bristle, bristle can be fixed to bristle block or part by the suitable opening that extends through on the bristle block, make the base portion of bristle be fixed in the bristle block or below.
The specific demonstration that should be known in cleaning device is exemplary.Enforcement of the present invention can be by various combinations (as AFT etc.), and/or identical bristle or cleanser material, (as nylon brush hair, spiral bristle, rubber bristles etc.).Similarly, although the cleaning device that accompanying drawing shows normally is orthogonal to head 14, some or all cleaning devices can various angles favour the surface 20 of head 14.Therefore can select the combination of cleaning device structure, material and position to realize the result of specific hope, produce extra oral health, as raising cleannes, tooth polishing, dental whitening and/or gingival massage.
Although bristle rings 18 demonstrates by fiber bristles form, bristle rings can as resilent finger, be formed by other forms of cleaning device.
Fig. 3 has shown the powered version 10A of toothbrush, and wherein the part 40 of head 14 can move under dynamic action, maybe can comprise the power set of cleaning device.Part 40 can have the form of disk.Prophy cup 16 and/or bristle rings 18 preferably can be fixed to part 40, and it can electronicly provide and rotate or swing.Switch 26 on the toothbrush 10A can be used for actuating and turn-off the power supply of the moving member of toothbrush 10A.
Movable part 40 is rotatably swung, as passing through to use U.S. Patent No. 5,625, the driving mechanism of 916 display types, maybe can use the driving mechanism of the shown type of United States Patent (USP) NO.RE 35,941 to move into and shift out, all details this paper of two United States Patent (USP)s are in conjunction with quoting.Perhaps, the driving mechanism of other types above-mentioned can be positioned at an end of head 14 although Fig. 3 has shown movable part 40 along other directions or movable part 40 otherwise, and movable part can be positioned at the position of any hope on the head.
Fig. 1-3 relates to the embodiment of cleaning device 19 of the present invention around prophy cup 16.But the present invention also can not adopt prophy cup, but forms cup-shaped spare with intensive cleaning device.This embodiment of the present invention shows at Fig. 4 to 6.As scheme to show that toothbrush 110 has many identical features with toothbrush 10.Therefore, toothbrush 110 comprises handle 112 and head 114, is similar to the similar elements of Fig. 1 to 3.
According to the embodiment of the invention that Fig. 4 to 6 shows, the intensive cleaning device 116 at center is arranged on the center of head 114, preferably and the longitudinal axis alignment of toothbrush 110.As shown in the figure, three circular group of the cleaning device 216 of dense arrangement are fixed to head 114, use some more or less group in toothbrush 110 although consider.General its cross sectional shape in the end of cleaning device group 116 can provide cup-shaped.When using toothbrush, the cleaning device 116 of cup-shaped can keep toothpaste in the appropriate location.
What finish this toothpaste maintenance function is one group of cleaning device or bristle rings 118, and it is around the cup-shaped cleaning device 116 of some or all.Clearly illustrate that as Fig. 5 bristle rings 118 is extended bigger distance in 114 surface 120 from the head than cup-shaped cleaning device 116.The height that this relative cup-shaped cleaning device more than 116 extends is used as maintenance toothpaste other when using in the mechanism of toothbrush head 114.The preferred bristle rings 118 that is provided with has about 1 millimeter space apart from the neighboring of cup-shaped cleaning device 116.
When the tooth of toothbrush 110 near the user, when the user applies force to handle 114, the toothpaste that the user applies will be forced to enter and keep district 122, and it is formed by bristle rings 118 on every side.Utilize the top of cup-shaped cleaning device 116, toothpaste will be retained in the maintenance district 122 near the bristle rings top.
Part 116 and closely around the unique combination of bristle rings 118 in the place of needs, promptly, kept most toothpaste in zone 122 near main cleaning device, main cleaning device contacts with user's tooth.Bristle rings 118 on every side stops toothpaste when toothpaste when cup-shaped bristle spare 116 leaves, when changing the brushing teeth during direction of toothbrush, as adding container.
In order to realize the cleaning action of cup-shaped spare 116 and bristle rings 118, the mode of part 124 in addition shown in can similar Figure 4 and 5 is arranged on the periphery of head 114.These peripheral cleaning devices 124 help depths between the tooth and along the cleaning of gum line.
Toothbrush 10 shown in Fig. 1-2, cleaning device 16,118 and 124 are arranged on head 114 in known manner.The appropriate format of any cleaning device can be used in the extensive enforcement of the present invention.
Fig. 6 has shown the powered version 110A of toothbrush, and wherein the part 140 of head 114 can move under dynamic action, maybe can comprise the actuating unit of cleaning device.Cup-shaped cleaning device 116 and/or bristle rings 118 preferably can provide rotation or oscillating motion under dynamic action.Switch 126 on the toothbrush 110A can be used for actuating and turn-off the power supply of the moving member of toothbrush 110A.Toothbrush 110A can the identical mode of toothbrush 110A operate.
Toothbrush 10A and 110A have utilized the power drive part to come mobile various piece 40,140.Fig. 7 and 8 shows these embodiment of the present invention in greater detail.As shown in Figure 7, electronic toothbrush 210 comprises handle 212 and head 214.Handle 212 comprises battery pack or rechargeable unit 216, and it can provide mobile energy to toothbrush 210.Power supply 216 is electrically connected to motor 218 by suitable on line or back connection.The selectivity operation of motor 218 can be controlled by switch 220.
Driving shaft 222 extends towards head 214 from an end of motor 218.But applying, motor 218 transmissions rotate or reciprocate to driving shaft 222.The other end is positioned at disk or mobile platform 224 times, is the cup-shaped spare 226 fixed and higher cleaning device 228 on the platform.
In Fig. 7 and embodiment shown in Figure 8, driving shaft is to rotate before and after the angles of about 60 to 90 degree, as shown in Figure 8.The offset member 223 rotation similar angle distances of driving shaft 222.These offset member 223 of driving shaft 222 are positioned at the groove 225 on the base portion of platform 224.When rotating angle noted earlier before and after the axle, when offset member alternately along a direction with then when other direction promotes the side of groove 225, offset member 223 causes platform 224 reciprocating motions.This makes cup-shaped spare 226 or bristle rings 228 move back and forth again, depends on who is fixed to platform 224.This motion helps cleaning teeth and massage gum.
According to the present invention, cup-shaped spare 226 is fixed to the platform 224 of the center of head 214, and the longitudinal axis alignment of best and toothbrush 210.As shown in the figure, head 214 comprises three cup-shaped spares 226, uses some more or less cup-shaped spare in toothbrush 210 although consider.At cup-shaped spare 226 is under the situation of prophy cup, and prophy cup 226 is generally made with soft elastic material, hints as its name, and cup-shaped spare is the cup shape.The inner surface of cup-shaped spare can comprise flank, helps cleaning teeth when toothbrush is pressed onto user's tooth.In addition, when using electric toothbrush 10, the cup-like portion of prophy cup 226 is used to keep toothpaste in the appropriate location.
Although demonstrate prophy cup especially, cup-shaped spare 226 also can be the cleaning device of dense arrangement, as cup-shaped spare 116.
What finish these toothpaste reservations and cleaning function is cleaning device group or bristle rings 228, and it is around the cup-shaped spare 226 of some or all.As relative toothpaste 10 in front and 110 introductions of being done.
Should be known in that the various features that show among each embodiment can be attached to other embodiment.Therefore, for example, toothbrush uses under the situation of a plurality of cup-shaped spares, and all cup-shaped spares can be prophy cup, or all cup-shaped spares are the cup-shaped spares that the cleaning device by intensive assembling forms.Perhaps, the combination of two kinds of dissimilar cup-shaped spares can be used in any suitable setting.Therefore, when using three cup-shaped spares, cup-shaped spare in the middle of the type of end cup can be different from also can have only an end cup different with other cup-shaped spares.When use surpassing three cup-shaped spares, cup-shaped spare is vertically alignment preferably, can all be the combination of dissimilar cup-shaped spare or different cup-shaped spares.Perhaps, when using a plurality of cup-shaped spare, if use wideer toothbrush head, cup-shaped spare does not need vertical alignment.Although the setting of cup-shaped spare and bristle rings demonstrate uniformly apart from one another by, also can adopt uneven interval.

Claims (12)

1. toothbrush, comprise handle, be connected to the head of handle, described head has the surface, a plurality of outward extending cup-shaped spares are set on it, each described cup-shaped spare is centered on by second cleaning device that intensive a plurality of first cleaning devices in the center with first center were limited and be configured to have the ring at second center, and the 3rd cleaning device is provided with around to small part toothbrush head periphery.
2. toothbrush according to claim 1 is characterized in that, described second cleaning device is arranged to intactly center on the ring of described a plurality of first cleaning devices.
3. toothbrush according to claim 2 is characterized in that, described second cleaning device is arranged to apart from the ring of the position of 1 millimeter of the outer peripheral face of described a plurality of first cleaning devices.
4. toothbrush according to claim 1 is characterized in that, described second cleaning device is an elastomeric material.
5. toothbrush according to claim 1 is characterized in that, described a plurality of cup-shaped spares are evenly spaced, vertically aligns along the longitudinal axis of described head.
6. toothbrush according to claim 4 is characterized in that, described second cleaning device is at least one elastic wall.
7. toothbrush according to claim 6 is characterized in that, described second cleaning device is by the fixing free tuft setting on head.
8. toothbrush according to claim 1 is characterized in that, described cup-shaped spare is preventative polishing cup-shaped spare.
9. toothbrush comprises:
Handle; With
Be connected to the head of handle, wherein said head comprises:
Be installed in described head the center mobile platform and along the cup-shaped spare of the longitudinal axis alignment of described head, described cup-shaped spare is a plurality of first intensive cleaning devices, the inner surface of described cup-shaped spare comprises flank;
Second cleaning device forms the bristle rings around described cup-shaped spare, and the height of wherein said second cleaning device is greater than described a plurality of first intensive cleaning devices, and bristle rings centers on described cup-shaped spare with the outer peripheral face preset distance apart from described cup-shaped spare.
10. toothbrush according to claim 9 is characterized in that, also comprises driving shaft, rotates the reciprocating motion cause described mobile platform and described cup-shaped spare mounted thereto.
11. toothbrush according to claim 9 is characterized in that, described preset distance is 1 millimeter.
12. toothbrush according to claim 9 is characterized in that, also comprises motor or driving shaft, with rotation or the oscillating motion that cup-shaped spare is provided.
CNB038253402A 2002-09-27 2003-09-26 Toothbrush Expired - Fee Related CN100473305C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US41411702P 2002-09-27 2002-09-27
US60/414,117 2002-09-27
US60/418,776 2002-10-16
US60/419,425 2002-10-18

Publications (2)

Publication Number Publication Date
CN1777379A CN1777379A (en) 2006-05-24
CN100473305C true CN100473305C (en) 2009-04-01

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CNB038253402A Expired - Fee Related CN100473305C (en) 2002-09-27 2003-09-26 Toothbrush

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016179736A1 (en) * 2015-05-08 2016-11-17 胡建坤 Electric toothbrush head and electric toothbrush

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200934446A (en) * 2007-10-22 2009-08-16 Colgate Palmolive Co Oral care implement with air flossing system
US8387196B2 (en) * 2009-08-26 2013-03-05 Colgate-Palmolive Company Oral care implement having a turbine-like arrangement of cleaning elements
CN102740729B (en) * 2009-12-23 2014-12-10 高露洁-棕榄公司 Oral care implement
CN104771237B (en) * 2015-04-29 2016-05-25 倍雅电子护理制品(苏州)有限公司 The brush of electric toothbrush and electric toothbrush
CN110353397A (en) * 2019-08-05 2019-10-22 慈溪赛嘉电子有限公司 Toothbrush

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016179736A1 (en) * 2015-05-08 2016-11-17 胡建坤 Electric toothbrush head and electric toothbrush
CN106659556A (en) * 2015-05-08 2017-05-10 胡建坤 Electric toothbrush head and electric toothbrush
CN106659556B (en) * 2015-05-08 2018-05-22 胡建坤 Electric toothbrush head and electric toothbrush

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Granted publication date: 20090401

Termination date: 20210926