CN105411687A - Press-type dental high speed turbine handpiece - Google Patents
Press-type dental high speed turbine handpiece Download PDFInfo
- Publication number
- CN105411687A CN105411687A CN201510920008.4A CN201510920008A CN105411687A CN 105411687 A CN105411687 A CN 105411687A CN 201510920008 A CN201510920008 A CN 201510920008A CN 105411687 A CN105411687 A CN 105411687A
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- Prior art keywords
- high speed
- hollow cavity
- clamping
- mandrel
- mobile phone
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
- A61C1/02—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design characterised by the drive of the dental tools
- A61C1/05—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design characterised by the drive of the dental tools with turbine drive
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C3/00—Dental tools or instruments
- A61C3/02—Tooth drilling or cutting instruments; Instruments acting like a sandblast machine
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- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Jigs For Machine Tools (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
A press-type dental high speed turbine handpiece comprises a shell with an inner cavity, a mandrel penetrating through the shell and a turbine and two bearings which are arranged in the shell, wherein the turbine and the bearings are installed on the mandrel in a sleeving mode, and the turbine is arranged between the bearings; one end of the shell serves as a sealing end, one end of the mandrel penetrates out from the sealing end, and a bearing installation seat of one bearing is machined in the inner cavity of the shell; the other end of the shell is sealed through a detachable cover, the other end of the mandrel penetrates out from the cover, and a bearing installation seat of the other bearing is machined in the cover; the shell is provided with an air port for enabling the inner cavity of the shell to be communicated with the outside. According to the press-type dental high speed turbine handpiece, the pressing area is large, force applying is accurate and stable, the problem that in the prior art, part contact is instable is solved, machine needle clamping and replacing are convenient, and the clamping stability is high.
Description
Technical field
Dental equipment field of the present invention, particularly a kind of pressing type high speed dental turbo mobile phone.
Background technology
The car pin of the pressing type dental high-speed worm gear mobile phone of prior art is changed by pressing corresponding button, its clamping trolley needle device is formed primarily of strutting part, holder and axle sleeve, by holder, car pin is clamped, when needing to pick and place car pin, then strut part by pressure holder is strutted, can pick and place car pin.
Each component of mandrel component and inside thereof has volume little, the feature that required precision is high, impose external force by pressing piece and drive chuck side-to-side movement, to realize chuck unclamping and clamping car pin, this is the conventional technology adopted in prior art, however due to the volume of component little, when pressing piece and the mutual transmission of chuck, what both junction was frequent is occur coordinating closely not linking up, and affects clamping and the replacing of car pin; And owing to connecting the discontinuous of cooperation, caused chuck is unstable to the clamping of car pin, easily there is the problems such as flying needle in use, there is great potential safety hazard.
Summary of the invention
For above-mentioned defect, the object of the invention is to propose a kind of pressing type high speed dental turbo mobile phone.
For reaching this object, the present invention by the following technical solutions:
Beneficial effect of the present invention: air-flow enters in housing from air port, makes turbine high-speed rotation, and turbine is with mandrel, and mandrel drives two bearings and car pin high-speed rotation; Two bearings is separately positioned on the both sides of turbine, improves stability; Compact conformation, easy accessibility, accurate positioning;
Chuck and pressing piece are the collet body united two into one, taper direction along described clamping vertebral body is provided with some adjustment through holes thereon, clamping pyramidal portion then between adjacent adjustment through hole makes clamping vertebral body have certain elasticity, inserts strutting on a small quantity or tightening of clamping vertebral body when clamping vertebral body to be clamped by tapering or takes out to meet car pin; During pressing, the end of base ring props up the end of spring, and area of exerting pressure is large, force accurate stable, then the technical program solves the problem of each component contact instability in prior art, and conveniently, during clamping, stability is high for the clamping of car pin and replacing.
Accompanying drawing explanation
Fig. 1 is the explosive view of an embodiment of pressing type high speed dental turbo mobile phone of the present invention;
The sectional view of structure in Fig. 2 Fig. 1;
Fig. 3 is the sectional view of one embodiment of the present of invention;
Fig. 4 is the structural representation of an embodiment of collet body in the present invention;
Fig. 5 is the scheme of installation of an embodiment of cone sheets in the present invention.
Wherein: mandrel 1, hollow cavity 11, installs the conical surface 110, minor diameter cavity 111, major diameter cavity 112; Spring 2, collet body 3, press section 31, large-diameter portion 310, clamping cone 32, regulates through hole 320, base ring 33; Cone sheets 4, double wedge 41; Gripping sleeve 5, headgear body 6, car pin 7; Housing 8, lid 81, air port 82; Turbine 9, bearing 10, dust cap 12, crash roll 13.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
As shown in Figures 1 and 2, a kind of pressing type high speed dental turbo mobile phone, comprise with inner chamber housing 8 and run through described housing 8 mandrel 1, be arranged on turbine 9 and bearing 10 in described housing 8, described in turbine 9 described in one and two, bearing 10 is sleeved on described mandrel 1, and described turbine 9 to be arranged on described in two between bearing 10, it is characterized in that: one end of described housing 8 is shutoff end, one end of described mandrel 1 passes from this shutoff end, and wherein the bearing mounting base of bearing 10 described in processes the inner chamber at described housing 8; The other end of described housing 8 is by removably lid 81 shutoff, and the other end of described mandrel 1 passes from described lid 81, and the bearing mounting base processing of bearing 10 described in another is in described lid 81;
Described housing 8 is provided with the air port 82 that its inner chamber is in communication with the outside.
Air-flow enters in housing 8 from air port 82, makes turbine 9 high-speed rotation, and turbine 9 is with mandrel 1, and mandrel 1 drives two bearings 10 and car pin 7 high-speed rotation; Two bearings 10 is separately positioned on the both sides of turbine 9, improves stability; Compact conformation, easy accessibility, accurate positioning.
Described mandrel 1 is provided with dust cap 12 through the end position of described lid 81, and described dust cap 12 wraps up the described mandrel 1 of this end position and is fixed in described lid 81 cavity inside vertically; The end face that described lid 8 contacts with described bearing 10 is set with crash roll 13.
The other end of described mandrel 1 passes from described lid 81, car pin 7 is fixed on the mandrel 1 of this end, can produce a large amount of dust when car pin 7 uses, the setting of dust cap 12, completely cut off the inner chamber of housing 8 and contacting of working site, placed dust and enter the normal rotation of blocking turbine 9 and bearing 10.
The end face that described lid 8 contacts with described bearing 10 is set with crash roll 13, and crash roll 13 has isolated vibration transmission when car pin 7 works to the path of lid 8 inside, protects device, improves serviceability and life-span.
As shown in Figures 3 and 4, the axis direction along described mandrel 1 is provided with hollow cavity 11 within it, is provided with spring 2 and collet body 3 is from left to right slidably arranged in described hollow cavity 11; Be provided with in described hollow cavity 11 and the conical surface 110 is installed, and the internal diameter of the described installation conical surface 110 from left to right reduces gradually;
The hollow structure that described collet body 3 is made up of press section 31, clamping cone 32 and base ring 33, described press section 31 is extended to form to the right along the axis of described hollow cavity 11 by the small end of described clamping vertebral body 32, described base ring 33 is extended to form left along the axis of described hollow cavity 11 by the large end of described clamping vertebral body 32, and the left side of described base ring 33 contacts with described spring 2; Described clamping cone 32 coordinates with the described installation conical surface 110 adaptability, and the taper direction along described clamping vertebral body 32 is provided with some adjustment through holes 320 thereon, and described adjustment through hole 320 is communicated with lateral wall and the medial wall of described clamping vertebral body 32.
Car pin 7 inserts the hollow cavity 11 of described mandrel 1 from left side, successively through spring 2 and collet body 3, the installation conical surface 110 that from left to right internal diameter reduces gradually is provided with in hollow cavity 11, the clamping cone 32 of described collet body 3 coordinates with the described installation conical surface 110 adaptability, namely clamp cone 32 from left to right external diameter reduce gradually.When needing clamping, car pin 7 is through the hollow bulb being wrapped in clamping cone 32 after base ring 33, external force drives car pin 7 to continue to insert to the right, sweep along the clamping cone 32 of car pin 7 also relatively described hollow cavity 11 move to the right, and clamp cone 32 and more turn right, its large external diameter end more snaps in the little inner-diameter portion whose of the described installation conical surface 110, then fit between clamping cone 32 and the inwall of car pin 7 more and more tightr, move to and finally utilize tapering to be clamped by car pin 7 and till the motion that cannot continue to turn right, spring 2 gives collet body 3 one motive force to the right all the time, further ensure the clamping degree of car pin 7.
When needing to take off car pin 7, external force drives described collet body 3 to make it along the axially past left movement of hollow cavity 11, then clamp cone 32 with car pin 7 to left movement, collet body 3 extrusion spring 2 left simultaneously, clamp the large diameter componental movement of little external diameter end to the described installation conical surface 110 of cone 32, make to clamp cone 32 and hollow cavity 11 and depart from the position that tapering clamps, clamping vertebral body 32 is more toward left movement, then clamp the laminating of vertebral body 32 and hollow cavity 11, car pin 7 relaxes gradually with the laminating of clamping vertebral body 32, from outside, light one pin 7 of pulling a cart can depart from the fixing of mandrel component to operator, after car pin 7 takes out, unclamp collet body 3, then the power of extrusion spring 2 disappears, spring 2 recovers deformation generation restoring force to the right, described collet body 3 gets back to original position under the effect of this restoring force.
Each component of mandrel component and inside thereof has volume little, the feature that required precision is high, impose external force by pressing piece and drive chuck side-to-side movement, to realize chuck unclamping and clamping car pin, this is the conventional technology adopted in prior art, however due to the volume of component little, when pressing piece and the mutual transmission of chuck, what both junction was frequent is occur coordinating closely not linking up, and affects clamping and the replacing of car pin; And owing to connecting the discontinuous of cooperation, caused chuck is unstable to the clamping of car pin, easily there is the problems such as flying needle in use, there is great potential safety hazard.
In the technical program, chuck and pressing piece are the collet body 3 united two into one, taper direction along described clamping vertebral body 32 is provided with some adjustment through holes 320 thereon, clamping vertebral body 32 part then between adjacent adjustment through hole 320 makes clamping vertebral body 32 have certain elasticity, inserts strutting on a small quantity or tightening of clamping vertebral body 32 when clamping vertebral body 32 to be clamped by tapering or takes out to meet car pin 7; During pressing, the end of base ring 33 props up the end of spring 2, and area of exerting pressure is large, force accurate stable, then the technical program solves the problem of each component contact instability in prior art, and car pin 7 clamps and changes conveniently, and during clamping, stability is high.
As depicted in figs. 3 and 5, arrange cone sheets 4 in described adjustment through hole 320, described cone sheets 4 is consistent with the described tapering clamping vertebral body 32.
The effect of through hole 320 is regulated to be to meet the fashionable elastic deformation of car cushion, and at described adjustment through hole 320, tapering is set with clamping the consistent cone sheets 4 of vertebral body 32, car pin 7 clamping or when taking off, the medial wall of cone sheets 4 contacts with car pin 7, lateral wall contacts with the installation conical surface 110, along with clamping vertebral body 32 is along the axially-movable of described hollow cavity 11, add frictional force during clamping, improve stability when car pin 7 is fixed.
The racetrack structure that described adjustment through hole 320 is made up of two parallel edges and two arc-shaped edges, two long limits of described cone sheets 4 are just installed between two parallel edges, and between the starting point of described arc-shaped edges and destination node, the length of line equals the width of described cone sheets 4; The medial wall that described cone sheets 4 contacts with car pin 7 is provided with double wedge 41.
Between the starting point of described arc-shaped edges and destination node, the length of line equals the width of described cone sheets 4, and defining cone sheets 4 cannot along its length direction, and taper direction is moved; Two long limits of described cone sheets 4 are just installed between two parallel edges, define the movement of cone sheets 4 along clamping vertebral body 32 sidewall, then the adjustment through hole 320 of racetrack structure prevents car pin 7 when tapering clamped condition, move in any direction or move, ensure that the stability of car pin 7 clamping.
Gap between double wedge 41 and double wedge 41 is full of air, keeps balancing with ambient pressure, prevents car pin 7 from extremely causing finally cannot taking out for folder at tapering clamped condition, improves serviceability.
Be provided with the gripping sleeve 5 of hollow in described hollow cavity 11, the described installation conical surface 110 is processed in described gripping sleeve 5, and described collet body 3 is sleeved in described gripping sleeve 5, and described clamping cone 32 is coordinated with the described installation conical surface 110 adaptability.
For being fixedly clamped of car pin 7, it is indispensable for installing the conical surface 110 and clamping cone 32, and install the pyramidal structure that the conical surface 110 is hollow cavity 11 inside, required precision is high, and difficulty of processing is large; And according to the structural design of the technical program, disposablely can process the homogeneous cylinder-like structure of internal diameter in mandrel 1, and the conical surface 110 is installed in processing in the gripping sleeve 5 that independent length is less, again gripping sleeve 5 is fixed in cylinder-like structure, avoid in prior art, the installation conical surface 110 is directly processed the inside of the mandrel 1 strengthened in length, reduce difficulty of processing, improve assembly precision and stability.
Described hollow cavity 11 is from left to right made up of, between the right side that described spring 2 arranges described minor diameter cavity 111 and the left side of described collet body 3 minor diameter cavity 111 and major diameter cavity 112 two parts; Described gripping sleeve 5 is fixed in described major diameter cavity 112, and described base ring 33 is slidably arranged in described major diameter cavity 112, and described press section 31 is slidably arranged in described gripping sleeve 5.
Spring 2 props up the right side of described minor diameter cavity 111 left, props up the left side of described gripping sleeve 5 to the right, the external diameter of gripping sleeve 5 is suitable with the external diameter of described base ring 33, then the left side of gripping sleeve 5 is the extreme position that base ring 33 moves right when clamping car pin, the distance between the right side of minor diameter cavity 111 and the left side of gripping sleeve 5 is regulated according to the elastic performance of spring 2 and the external diameter of car pin, for the spring of same performance, distance is between the two less, then spring is larger by the degree of compression, the restoring force produced is also larger, otherwise it is then less, so the degree clamped needed for car pin requires and the elastic performance of existing spring 2, flexible can draw the installation dimension met the demands, to existence conditions strong adaptabilities such as existing spring performances, and the compact conformation of design like this, assembly precision is high, serviceability is strong.
The right-hand member of described press section 31 stretches out described hollow cavity 11, be provided with the outside that headgear body 6 is sleeved on described press section 31, and be fixed on the low order end of described hollow cavity 11, and described hollow cavity 11 is stretched out in one end of headgear body 6.
Install or more change trains pin 7 time, operator's Direct driver press section 31 makes it to left movement, drives whole collet body 3 to left movement by press section 31, and is directly used on spring 2 by masterpiece, and simply, degree of regulation is high for structure; Headgear body 6 wraps up press section 31, be fixed on the low order end of described hollow cavity 11, and described hollow cavity 11 is stretched out in one end, direct friction when contacting and move avoiding press section 31 and hollow cavity 11, improves the hardness of headgear body 6 inwall if desired to ensure the assembly precision of press section 31.
For removably connecting between described headgear body 6 and described hollow cavity 11.
In the present embodiment, for being threaded between described headgear body 6 with described hollow cavity 11, by dismantling following body 6 from hollow cavity 11, realize the replacing to accessory such as hollow cavity 11 inner spring 2 grade, practical.
The lateral wall of described press section 31 is provided with large-diameter portion 310, and on described press section 31, except described large-diameter portion 310, the external diameter of part is less than the internal diameter of described headgear body 6, and described press section 31 is slidably coordinated with described headgear body 6 by described large-diameter portion 310.
Reduce contact area, thus reduce friction, avoid wearing and tearing, ensure assembly precision and serviceability.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (10)
1. a pressing type high speed dental turbo mobile phone, comprise with inner chamber housing and run through described housing mandrel, be arranged on turbine and bearing in described housing, described in turbine described in one and two, bearing holder (housing, cover) is contained in described mandrel, and described turbine to be arranged on described in two between bearing, it is characterized in that: one end of described housing is shutoff end, one end of described mandrel passes from this shutoff end, and wherein the bearing mounting base of bearing described in processes the inner chamber at described housing; The other end of described housing is by removably lid shutoff, and the other end of described mandrel passes from described lid, and the bearing mounting base processing of bearing described in another is in described lid;
Described housing is provided with the air port that its inner chamber is in communication with the outside.
2. a kind of pressing type high speed dental turbo mobile phone according to claim 1, it is characterized in that: described mandrel is provided with dust cap through the end position of described lid, and described dust cap wraps up the described mandrel of this end position and is fixed in described lid cavity inside vertically; The end face of described lid and described bearing touch is set with crash roll.
3. a kind of pressing type high speed dental turbo mobile phone according to claim 1, is characterized in that: the axis direction along described mandrel is provided with hollow cavity within it, is provided with spring and collet body is from left to right slidably arranged in described hollow cavity; Be provided with the installation conical surface in described hollow cavity, and the internal diameter of the described installation conical surface from left to right reduces gradually;
The hollow structure that described collet body is made up of press section, clamping cone and base ring, described press section is extended to form to the right along the axis of described hollow cavity by the small end of described clamping vertebral body, described base ring is extended to form left along the axis of described hollow cavity by the large end of described clamping vertebral body, the left side of described base ring and described spring contact; Described clamping cone coordinates with described installation conical surface adaptability, and the taper direction along described clamping vertebral body is provided with some adjustment through holes thereon, and described adjustment through hole is communicated with lateral wall and the medial wall of described clamping vertebral body.
4. a kind of pressing type high speed dental turbo mobile phone according to claim 3, is characterized in that: arrange cone sheets in described adjustment through hole, and described cone sheets is consistent with the described tapering clamping vertebral body.
5. a kind of pressing type high speed dental turbo mobile phone according to claim 4, it is characterized in that: the racetrack structure that described adjustment through hole is made up of two parallel edges and two arc-shaped edges, two long limits of described cone sheets are just installed between two parallel edges, and between the starting point of described arc-shaped edges and destination node, the length of line equals the width of described cone sheets; The medial wall that described cone sheets contacts with car pin is provided with double wedge.
6. a kind of pressing type high speed dental turbo mobile phone according to claim 3, it is characterized in that: the gripping sleeve being provided with hollow in described hollow cavity, described installation bevel is in described gripping sleeve, described collet body is sleeved in described gripping sleeve, and described clamping cone is coordinated with described installation conical surface adaptability.
7. a kind of pressing type high speed dental turbo mobile phone according to claim 6, it is characterized in that: described hollow cavity is from left to right made up of, between the right side that described spring arranges described minor diameter cavity and the left side of described collet body minor diameter cavity and major diameter cavity two parts; Described gripping sleeve is fixed in described major diameter cavity, and described base ring is slidably arranged in described major diameter cavity, and described press section is slidably arranged in described gripping sleeve.
8. a kind of pressing type high speed dental turbo mobile phone according to claim 1, it is characterized in that: the right-hand member of described press section stretches out described hollow cavity, be provided with the outside that headgear body is sleeved on described press section, and be fixed on the low order end of described hollow cavity, and described hollow cavity is stretched out in one end of headgear body.
9. a kind of pressing type high speed dental turbo mobile phone according to claim 8, is characterized in that: for removably connecting between described headgear body and described hollow cavity.
10. a kind of pressing type high speed dental turbo mobile phone according to claim 8 or claim 9, it is characterized in that: the lateral wall of described press section is provided with large-diameter portion, on described press section, except described large-diameter portion, the external diameter of part is less than the internal diameter of described headgear body, and described press section is slidably coordinated with described headgear body by described large-diameter portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510920008.4A CN105411687B (en) | 2015-12-10 | 2015-12-10 | A kind of push type high speed dental turbo mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510920008.4A CN105411687B (en) | 2015-12-10 | 2015-12-10 | A kind of push type high speed dental turbo mobile phone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105411687A true CN105411687A (en) | 2016-03-23 |
| CN105411687B CN105411687B (en) | 2018-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510920008.4A Active CN105411687B (en) | 2015-12-10 | 2015-12-10 | A kind of push type high speed dental turbo mobile phone |
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| CN (1) | CN105411687B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109998704A (en) * | 2019-04-07 | 2019-07-12 | 佛山市多易美医疗器材有限公司 | A kind of pressing axis |
| CN110425207A (en) * | 2019-08-23 | 2019-11-08 | 江苏金帆新程装备有限公司 | A kind of quick chuck component |
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| US5947485A (en) * | 1997-07-15 | 1999-09-07 | Nguyen; Tuan | Collet assembly and manufacturing process |
| US20020153675A1 (en) * | 2001-04-18 | 2002-10-24 | Adams Rory Neil | Chuck for rotary tools |
| WO2011052034A1 (en) * | 2009-10-27 | 2011-05-05 | Soma Kuniji | Therapeutic tool gripping device for a handpiece |
| CN102805665A (en) * | 2011-06-01 | 2012-12-05 | 株式会社中西 | Dental handpiece |
| CN203208134U (en) * | 2013-04-24 | 2013-09-25 | 曾文彬 | High-speed turbine dental handpiece bur main shaft |
| CN203263556U (en) * | 2013-05-23 | 2013-11-06 | 宁静瑶 | Pressing shaft of dental handpiece |
| CN104825238A (en) * | 2015-05-19 | 2015-08-12 | 佛山市驰康医疗器材有限公司 | Head of dental handpiece |
| CN205339170U (en) * | 2015-12-10 | 2016-06-29 | 佛山市德克医疗器械有限公司 | Push type high speed dental turbine handpiece |
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2015
- 2015-12-10 CN CN201510920008.4A patent/CN105411687B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5947485A (en) * | 1997-07-15 | 1999-09-07 | Nguyen; Tuan | Collet assembly and manufacturing process |
| US20020153675A1 (en) * | 2001-04-18 | 2002-10-24 | Adams Rory Neil | Chuck for rotary tools |
| WO2011052034A1 (en) * | 2009-10-27 | 2011-05-05 | Soma Kuniji | Therapeutic tool gripping device for a handpiece |
| CN102805665A (en) * | 2011-06-01 | 2012-12-05 | 株式会社中西 | Dental handpiece |
| CN203208134U (en) * | 2013-04-24 | 2013-09-25 | 曾文彬 | High-speed turbine dental handpiece bur main shaft |
| CN203263556U (en) * | 2013-05-23 | 2013-11-06 | 宁静瑶 | Pressing shaft of dental handpiece |
| CN104825238A (en) * | 2015-05-19 | 2015-08-12 | 佛山市驰康医疗器材有限公司 | Head of dental handpiece |
| CN205339170U (en) * | 2015-12-10 | 2016-06-29 | 佛山市德克医疗器械有限公司 | Push type high speed dental turbine handpiece |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109998704A (en) * | 2019-04-07 | 2019-07-12 | 佛山市多易美医疗器材有限公司 | A kind of pressing axis |
| CN110425207A (en) * | 2019-08-23 | 2019-11-08 | 江苏金帆新程装备有限公司 | A kind of quick chuck component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105411687B (en) | 2018-07-24 |
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