CN108247582A - Pneumatic tool - Google Patents
Pneumatic tool Download PDFInfo
- Publication number
- CN108247582A CN108247582A CN201611249623.8A CN201611249623A CN108247582A CN 108247582 A CN108247582 A CN 108247582A CN 201611249623 A CN201611249623 A CN 201611249623A CN 108247582 A CN108247582 A CN 108247582A
- Authority
- CN
- China
- Prior art keywords
- pneumatic tool
- piston
- cylinder
- polyether
- ether
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
- B25F5/02—Construction of casings, bodies or handles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The present invention provides a kind of pneumatic tools, cylinder is prepared using the composite material of polyether-ether-ketone plus carbon fiber, it is less than the density of steel using the density of polyether-ether-ketone plus the composite material of carbon fiber, for cylinder is prepared using steel, greatly mitigate the overall weight of pneumatic tool, reduce the feeling of fatigue of user；Further, since the composite material of polyether-ether-ketone plus carbon fiber has lubricity, fatigue durability and corrosion resistance, without additionally adding lubricant layer process so that the gap between piston and cylinder body is easier to control, and simplifies technique stream, processing cost is reduced, extends the service life of cylinder；Further, the intrinsic frequency of steel is less than using the intrinsic frequency of polyether-ether-ketone plus the composite material of carbon fiber, for cylinder is prepared using steel, noise is greatly reduced, improves damping performance.In addition, undertaking the collision impact between back seat and load component using metal load component, the safety coefficient of pneumatic tool is effectively increased.
Description
Technical field
The present invention relates to the field of medical instrument technology, more particularly to a kind of pneumatic tool.
Background technology
Hand-held pneumatic percussion tool has longer applicating history in every profession and trade, due to the work of blow cylinder in percussion tool
Make principle, loud noise and vibrations can be generated, for the phenomenon, people also constantly work hard on reducing noise, shaking, into
Row improves.Hand-held percussion tool also applies decades in medical orthopaedics industry, and doctor proposes existing percussion tool
Higher requirement reduces vibrations, mitigates weight, may insure the accuracy of operation in this way, reduces the fatigue strength of doctor.
The current situation of existing pneumatic tool is as follows：
1st, the Chinese patent application of Publication No. CN2600223Y discloses a kind of damping dress of reciprocating pneumatic tool
It puts, the damping device is mounted on one end of operating bar, and operating bar is internally provided with gas push shaft, and the side of operating bar is equipped with several sides
Hole, outside are linked with a damping device.
2nd, the Chinese patent application of Publication No. CN101018649A discloses a kind of with pressure air feeding mechanism
Vibration damped impact tool, by setting elastic element between beater mechanism and shell, to absorb the vibrations of beater mechanism and
Beater mechanism is biased to relative to the centre position of shell.
3rd, Authorization Notice No. is the Chinese patent of CN2581127Y, discloses a kind of damping device of pneumatic tool, this subtracts
Shake device is used for an impact unit damping of pneumatic tool, which can provide air-tightness, and the buffer body opposite can be somebody's turn to do
The stopper offset of housing, and being formed has preferable damping effect.
4th, the Chinese patent application of Publication No. CN1172716A discloses a kind of vibration damped impact tool, it by elasticity every
It shakes device to be mounted in tool outer casing, effect is to slow down the vibrations being transmitted to from handle on operator.
5th, Authorization Notice No. is the Chinese patent of CN2443808Y, discloses a kind of suspension damping dress of hand power tool
It puts, the shaking force moved back and forth by the high speed for reducing tool, also by the way that front-and-back buffer is set to absorb the shaking force of tool.
6th, the Chinese patent application of Publication No. CN1822925A discloses a kind of tool set with damping handle,
The task of the invention is a kind of with semi-active vibration-isolating (semi-aktiver by constructing
Schwingungsisolierung), hand-held tool set that constructions cost can be minimized.Another task of the invention exists
In providing a device for handle vibration isolation to tool set, realization is also ensured that in different working conditions using the device
The reliable and simple vibration of handle is freed.
To sum up, the prior art is all improved in damping, and generally all using increases damping device to reach damping effect,
But the increase that tool overall weight can be caused different degrees of, and the weight of hand held pneumatic tool is also for operator
One important index can directly affect the accuracy of operation, it can be seen that, improving hand held pneumatic tool damping effect
While fruit, mitigating the weight of tool becomes the task of top priority.
Invention content
The purpose of the present invention is to provide a kind of pneumatic tool, to solve using pneumatic tool in the prior art using increase
Damping device realizes the scheme of damping, does not account for loss of weight problem, increases the feeling of fatigue of operator, leads to the precision of operation
The problem of reduction.
In order to solve the above technical problems, the present invention provides a kind of pneumatic tool, the pneumatic tool includes：
One housing, the housing form an accommodating space；
One cylinder is set in the accommodating space, and the cylinder includes a cylinder body and be set in the cylinder body one
Piston, the cylinder add the composite material of carbon fiber to be made by polyether-ether-ketone；
One gas source, the gas source drive the piston to be moved back and forth in the cylinder body；
One slave unit is set in the accommodating space, and one end of the slave unit is connect with the piston coaxial,
The other end of the slave unit is along the axially extending of the piston and the opening that is formed by the housing.
Optionally, in the pneumatic tool, the piston includes a load component, and the load component is by made of metal
Into for undertaking the collision impact between the piston and the housing.
Optionally, in the pneumatic tool, the housing includes a front stall and a back seat, the accommodating space position
In the front stall, the back seat is used to seal the cylinder body and the accommodating space.
Optionally, in the pneumatic tool, the proximal end face of the piston is convex surface.
Optionally, in the pneumatic tool, the proximal end face of the piston has a groove, the load portion in an axial direction
Part is set in the groove, and the height of the load component in an axial direction is more than the depth of the groove in an axial direction.
Optionally, it in the pneumatic tool, further includes：
One holding assembly is connect with the housing, one layer of silica gel of setting on the outside of the holding assembly.
Optionally, it in the pneumatic tool, further includes：
One sealing ring is embedded on the body wall of the opening, between sealing between the slave unit and the opening
Gap；
One solid lubricant film is set to the sealing ring surface, to reduce between the slave unit and the sealing ring
Friction.
Optionally, in the pneumatic tool, the mass ratio of polyether-ether-ketone is 40% to 70% in the composite material,
The mass ratio of carbon fiber is 30% to 60%.
Optionally, in the pneumatic tool, the housing is made of aluminum alloy materials.
Optionally, in the pneumatic tool, the slave unit is motion bar.
In pneumatic tool provided by the present invention, cylinder is prepared using the composite material of polyether-ether-ketone plus carbon fiber, profit
It is less than the density of steel with the density of polyether-ether-ketone plus the composite material of carbon fiber, for cylinder is prepared using steel, pole
The big overall weight for mitigating pneumatic tool reduces the feeling of fatigue of user；Further, it is compound due to polyether-ether-ketone plus carbon fiber
Material has lubricity, fatigue durability and corrosion resistance, it is therefore not necessary to additionally plus lubricant layer process so that piston and cylinder body it
Between gap be easier to control, simplify technique stream, reduce processing cost, extend the service life of cylinder；Further
Ground is less than the intrinsic frequency of steel using the intrinsic frequency of polyether-ether-ketone plus the composite material of carbon fiber, compared to the steel system of use
For standby cylinder, noise is greatly reduced, improves damping performance.
On the other hand, collision impact between piston and housing is undertaken using metal load component, effectively increases gas
The safety coefficient of power driven tools.
On the other hand, cylinder seal is effectively reduced amount of parts, further mitigates pneumatic tool using back seat
Overall weight, reduce the feeling of fatigue of user.
On the other hand, by solid lubricant film being set to reduce rubbing between slave unit and sealing ring on sealing ring surface
Wipe, for periodically lubricating grease is coated on sealing ring, without consider clean and autoclave sterilization environment under be detached from and
The problem of volatilization, simplifies technological process.
On the other hand, by holding member outside setting layer of silica gel, vibrations and anti-skidding, raising user can effectively be reduced
Experience performance.
Description of the drawings
Fig. 1 is the diagrammatic cross-section of pneumatic tool in one embodiment of the invention；
Fig. 2 is the enlarged diagram of cylinder in Fig. 1.
In figure：
Housing 1；Front stall 10；Accommodating space 100；Back seat 11；
Cylinder 2；Cylinder body 20；Piston 21；The proximal end face 210 of piston；
Load component 3；
Slave unit 4；
Holding assembly 5；
Layer of silica gel 6；
Sealing ring 7,22.
Specific embodiment
Pneumatic tool proposed by the present invention is described in further detail below in conjunction with the drawings and specific embodiments.Under
Face illustrates and claims, advantages and features of the invention will become apparent from.It should be noted that attached drawing uses what is simplified very much
Form and using non-accurate ratio, only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.
" proximal end " and " distal end " is from doctor's angle of the medical instrument is used to carry out read fortune for mutual element herein
Or action relative bearing, relative position, direction, although " proximal end " and " distal end " be not be it is restricted, " proximal end " lead to
Often refer to the Medical Devices in course of normal operation close to one end of doctor, and " distal end " typically refers to initially enter patient's body
Or close one end.
" axis " or " axial direction " herein is typically referred to parallel with the direction of motion of piston or is similar to parallel
Direction.
As used in the specification and the appended claims, singulative "a", "an" and "the" includes
Plural reference, in addition in addition non-content explicitly points out.Such as used in the specification and the appended claims, term "or"
It is typically used with including the meaning of "and/or", in addition in addition non-content explicitly points out.
It please refers to Fig.1, the diagrammatic cross-section of the pneumatic tool for the present invention, as shown in Figure 1, the pneumatic tool packet
It includes：One housing 1, a cylinder 2, a gas source and a slave unit 4, the housing 1 form an accommodating space；The cylinder 2 is set
It is placed in the accommodating space 100, the cylinder 2 includes a cylinder body 20 and the piston 21 being set in the cylinder body 20, institute
State cylinder 2 adds the composite material of carbon fiber to be made by polyether-ether-ketone；The gas source drives the piston 21 in the cylinder body 20
Interior reciprocating motion；The slave unit 4 is set in the accommodating space 100, one end and the piston of the slave unit 4
21 is coaxially connected, the other end of the slave unit 4 along the axially extending of the piston 21 and pass through that the housing 1 formed one
Opening.
Further, the piston 21 includes a load component 3, and the load component 3 is made of metal, for undertaking
State the collision impact between piston 21 and the housing 1；The housing 1 includes a front stall 10 and a back seat 11, the appearance
100 are located at the front stall 10 between emptying, and the back seat 11 is for sealing the cylinder body 20 and the accommodating space 100, specifically
, when the front stall 10 connects with 11 groups of the back seat, the back seat 11 is butted on the load component 3, and the load component 3 is held
Carry on a shoulder pole the collision impact between the back seat 11 and the load component 3.
Preferably, the slave unit 4 is motion bar, opposite housing 1 makees stretching motion repeatedly under the driving of cylinder 2；
The mass ratio for preparing polyether-ether-ketone in the composite material of the cylinder 2 is 40% to 70%, and the mass ratio of carbon fiber is
30% to 60%.It is to be selected according to the performance requirement of pneumatic tool, such as self-lubricating for the ratio of the carbon fiber of addition
Property, strength demand, do not do and excessively repeat herein.
The present invention adds the composite material of carbon fiber to prepare cylinder 2 using polyether-ether-ketone, and the cylinder 2 of preparation has polyether-ether-ketone
Add the correlated performance of the composite material of carbon fiber.
The polyether-ether-ketone adds the characteristic of the composite material of carbon fiber specific as follows：
1st, mechanical property：Polyether-ether-ketone (PEEK) is the plastics that toughness and rigidity have both and obtain balance.Particularly it is right
The excellent endurance of alternate stress is most outstanding in all plastics, can be matched in excellence or beauty with alloy material.
2nd, self lubricity：PEEK has outstanding sliding properties in all plastics, is suitable for being strict with low friction system
Number and antifriction consume way and use.The PEEK self-lubricating properties that particularly polyether-ether-ketone adds certain proportion carbon fiber mixed and modified are more
It is good.
3rd, chemical resistance (corrosion resistance)：PEEK has excellent chemical resistance in common chemicals
In, the only concentrated sulfuric acid, its corrosion resistance that can be dissolved or destroy it are close with nickel steel.
4th, fatigue durability：PEEK has best fatigue durability in all resins.Particularly PEEK+ carbon fibers are by certain
The mixed and modified toughness of ratio can be more preferable, and the excellent fatigue durability to alternate stress is can to match in excellence or beauty with alloy material.
5th, hydrolytic resistance：PEEK and its composite material are made not by water and the chemical affect of high-pressure steam with this material
Into product be used continuously in high-temperature high pressure water and can still keep excellent specific property.
The above-mentioned characteristic of composite material based on polyether-ether-ketone plus carbon fiber, the cylinder 2 finally prepared have it is corrosion-resistant, from
Lubricity is good, high temperature high voltage resistant steam sterilizing, fatigue durability, has good mechanical property.And this feature is piston 21 and cylinder
The feature having needed for body 20.
Mitigate current steel cylinder less than the density of steel using the density of polyether-ether-ketone plus the composite material of carbon fiber
Weight, and then mitigate the weight of entire pneumatic tool.Specifically, the density of steel is 7.8, polyether-ether-ketone adds the composite wood of carbon fiber
The density of material is 1.4, and piston 21 and cylinder body 20 select polyether-ether-ketone that the composite material of carbon fiber is added to prepare, than use steel for when
Mitigate 530 grams, about mitigate 1/3 weight.There is lubricity, fatigue durability additionally, due to the composite material of polyether-ether-ketone plus carbon fiber
And corrosion resistance, it is therefore not necessary to additionally add lubricant layer process so that the gap between piston 21 and cylinder body 20 is easier to control,
Technique stream is simplified, reduces processing cost, extends the service life of cylinder.In addition, polyether-ether-ketone adds the compound of carbon fiber
The intrinsic frequency of material is less than the intrinsic frequency of steel, for cylinder is prepared using steel, greatly reduces noise, improves
Damping performance.
Gap between 20 inner wall of piston 21 and cylinder body is the size of most critical, if carrying out face coat to it again, because
Uniformity and thickness for coating are difficult accurately to control, thus dimensional accuracy be difficult control, between piston 21 and cylinder body 20 between
Gap, which crosses conference, reduces impact force, and vibrating noise will increase；In addition, coating also has the risk to come off, the coating to come off can block
Anyway plug 21 prevents the two is opposite from sliding between cylinder body 20.If the profit between 20 inner surface of 21 outer surface of piston and cylinder body
It slides, damping when piston 21 taps 20 inner wall of cylinder body can be increased, 21 beat noise of piston can be reduced.And it is used in the present invention
Polyether-ether-ketone adds the cylinder body 20 of the composite material of carbon fiber and piston 21, utilizes the composite material of polyether-ether-ketone plus carbon fiber itself
With lubricity and resistance to skimming wear so that well, so there is no need to two for the lubrication between 20 inner surface of 21 outer surface of piston and cylinder body
In person gap plus lubricant layer, increase piston 21 tap damping during 20 inner wall of cylinder body, effectively reduce 21 beat noise of piston, and drop
Low processing cost.
The pneumatic impact tool power that pulp cavity hole is opened for orthopaedics is smaller, and design requirement impact force can be embedded in spongiosa
Bone, but cortex bone cannot be embedded in, the femur when filing femoral bone cavitas medullaris can be effectively ensured in this way and do not burst.Although polyether-ether-ketone adds carbon
It is smaller than impact resistance a bit with metal phase although the composite material of fiber is more much larger than common plastic strength, although
The impact force of product is not required to very greatly, and in order to increase safety factor, so the present invention makees to strengthen in structure design, scheme is
By the use of metal load component 3 as the supporting body for undertaking the collision impact between the back seat 11 and the load component 3, have
Effect increases the safety coefficient of pneumatic tool.
Please continue to refer to Fig. 1, the proximal end face 210 of the piston 21 opens up a groove in an axial direction, and the load component 3 is set
In the groove, when the front stall 10 connects with 11 groups of the back seat, the back seat 11 is butted on the proximal end face 210 of the piston
On, the height of the load component in an axial direction is more than the depth of the groove in an axial direction, and the load component 3 undertakes the back seat
Collision impact between 11 and the load component 3.
It please refers to Fig.2, in order to enable the collision impact between back seat 11 and the load component 3 is by 3 institute of load component
It accepts, needs to be designed the proximal end face 210 of piston 21, in the present embodiment, the proximal end face 210 of the piston 21 is convex surface,
The cross section on the convex surface is round, diameter D ranging from 7~8mm of the cross section on the convex surface, the radius R models on the convex surface
It encloses for 7~9mm, internal diameter P ranging from 3~4mm of the groove.
The pneumatic tool in the present embodiment further includes a holding assembly 5, and the holding assembly 5 connects with the housing 1
It connects, 5 one layer of silica gel 6 of outside setting of holding assembly, effective damping vibration amplitude, and anti-skidding, is easy to hold.Specifically,
The holding assembly 5 is connect with the front stall 10, and vertical with the extending direction of the housing 1.By the use of layer of silica gel 6 as buffering
Structure is based primarily upon silica gel than General Purpose Rubber high temperature resistant, can meet autoclave sterilization requirement.
Further, the pneumatic tool further includes a sealing ring 7 and a solid lubricant film (not indicated in Fig. 1), described
Solid lubricant film is set to 7 surface of sealing ring, and the sealing ring 7 is embedded on the body wall of the opening, with described in sealing
Gap between slave unit 4 and the opening, when pneumatic tool works, the relatively described housing 1 of slave unit 4 makees reciprocal telescopic
Movement, therefore the presence of solid lubricant film are effectively reduced between the slave unit 4 and the opposite slip of the sealing ring 7
Friction extends the service life of sealing ring 7.
Usual existing pneumatic tool, coats lubricating grease using on sealing ring 7, usually stores pneumatic tool, in order to keep away
Exempting from lubricating grease can send out, and need to be sealed it；It is easier to wash lubricating grease when cleaning pneumatic tool after operation every time, because
This needs periodically to coat lubricating grease to maintain its work requirements.For it is existing coating lubricating grease there are the defects of, of the invention consolidates
Body lubricating film there is no volatilization, comes off since it is by curing process under cleaning and autoclave sterilization environment
The problem of, the stability of impact force when pneumatic tool work is effectively ensured.
The material of front stall 10 and back seat 11 can be selected according to the performance requirement of pneumatic tool, before described herein
The preferably aluminium alloy front stall of seat 10, the back seat 11 are preferably aluminium alloy back seat.The present invention carries out cylinder 2 using back seat 11 close
Envelope.Back seat 11 is combined by screw thread with front stall 10, and several fixing screws is set (not show in figure between front stall 10 and back seat 11
Go out), air-tightness is ensured by sealing ring 22 between back seat 11 and cylinder 2.The design can reduce number of parts, mitigate pneumatic work
The overall weight of tool.
To sum up, in pneumatic tool provided by the present invention, gas is prepared using the composite material of polyether-ether-ketone plus carbon fiber
Cylinder is less than the density of steel using the density of polyether-ether-ketone plus the composite material of carbon fiber, compared to preparing cylinder using steel
Speech greatly mitigates the overall weight of pneumatic tool, reduces the feeling of fatigue of user；Further, due to polyether-ether-ketone plus carbon fiber
Composite material there is lubricity, fatigue durability and corrosion resistance, it is therefore not necessary to additionally plus lubricant layer process so that piston with
Gap between cylinder body is easier to control, and is simplified technique stream, is reduced processing cost, extends the service life of cylinder；More
Further, the intrinsic frequency of steel is less than using the intrinsic frequency of polyether-ether-ketone plus the composite material of carbon fiber, compared to use
For steel prepare cylinder, noise is greatly reduced, improves damping performance.
On the other hand, collision impact between piston and housing is undertaken using metal load component, effectively increases gas
The safety coefficient of power driven tools.
On the other hand, cylinder seal is effectively reduced amount of parts, further mitigates pneumatic tool using back seat
Overall weight, reduce the feeling of fatigue of user.
On the other hand, by solid lubricant film being set to reduce rubbing between slave unit and sealing ring on sealing ring surface
Wipe, for periodically lubricating grease is coated on sealing ring, without consider clean and autoclave sterilization environment under be detached from and
The problem of volatilization, simplifies technological process.
On the other hand, by holding member outside setting layer of silica gel, vibrations and anti-skidding, raising user can effectively be reduced
Experience performance.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this hair
Any change, the modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to the protection of claims
Range.
Claims (10)
1. a kind of pneumatic tool, which is characterized in that including：
One housing, the housing form an accommodating space；
One cylinder is set in the accommodating space, and the cylinder includes a cylinder body and the piston being set in the cylinder body,
The cylinder adds the composite material of carbon fiber to be made by polyether-ether-ketone；
One gas source, the gas source drive the piston to be moved back and forth in the cylinder body；
One slave unit is set in the accommodating space, and one end of the slave unit is connect with the piston coaxial, described
The other end of slave unit is along the axially extending of the piston and the opening that is formed by the housing.
2. pneumatic tool as described in claim 1, which is characterized in that the piston includes a load component, the load portion
Part is made of metal, for undertaking the collision impact between the piston and the housing.
3. pneumatic tool as described in claim 1, which is characterized in that the housing includes a front stall and a back seat, described
Accommodating space is located at the front stall, and the back seat is used to seal the cylinder body and the accommodating space.
4. pneumatic tool as described in claim 1, which is characterized in that the proximal end face of the piston is convex surface.
5. pneumatic tool as claimed in claim 2, which is characterized in that the proximal end face of the piston has a groove in an axial direction,
The load component is set in the groove, and the height of the load component in an axial direction is more than the depth of the groove in an axial direction
Degree.
6. pneumatic tool as described in claim 1, which is characterized in that further include：
One holding assembly is connect with the housing, one layer of silica gel of setting on the outside of the holding assembly.
7. pneumatic tool as described in claim 1, which is characterized in that further include：
One sealing ring is embedded on the body wall of the opening, to seal the gap between the slave unit and the opening；
One solid lubricant film is set to the sealing ring surface, to reduce rubbing between the slave unit and the sealing ring
It wipes.
8. the pneumatic tool as described in any one of claim 1 to 7, which is characterized in that polyether-ether-ketone in the composite material
Mass ratio for 40% to 70%, the mass ratio of carbon fiber is 30% to 60%.
9. the pneumatic tool as described in any one of claim 1 to 7, which is characterized in that the housing is by aluminum alloy materials system
Into.
10. pneumatic tool as described in claim 1, which is characterized in that the slave unit is motion bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611249623.8A CN108247582A (en) | 2016-12-29 | 2016-12-29 | Pneumatic tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611249623.8A CN108247582A (en) | 2016-12-29 | 2016-12-29 | Pneumatic tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108247582A true CN108247582A (en) | 2018-07-06 |
Family
ID=62721435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611249623.8A Pending CN108247582A (en) | 2016-12-29 | 2016-12-29 | Pneumatic tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108247582A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0928669A2 (en) * | 1998-01-13 | 1999-07-14 | Lord Corporation | Power tool and vibration isolator therefor |
| CN1880029A (en) * | 2005-06-15 | 2006-12-20 | 卡特彼勒公司 | Tool retention apparatus and method |
| JP2007044845A (en) * | 2005-08-12 | 2007-02-22 | Hitachi Koki Co Ltd | Electrical power tool |
| CN102425542A (en) * | 2010-08-19 | 2012-04-25 | 罗伯特·博世有限公司 | Piston pump, method for producing a piston pump, piston guide element and vehicle brake system |
| CN206357171U (en) * | 2016-12-29 | 2017-07-28 | 上海微创骨科医疗科技有限公司 | Pneumatic tool |
-
2016
- 2016-12-29 CN CN201611249623.8A patent/CN108247582A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0928669A2 (en) * | 1998-01-13 | 1999-07-14 | Lord Corporation | Power tool and vibration isolator therefor |
| CN1880029A (en) * | 2005-06-15 | 2006-12-20 | 卡特彼勒公司 | Tool retention apparatus and method |
| JP2007044845A (en) * | 2005-08-12 | 2007-02-22 | Hitachi Koki Co Ltd | Electrical power tool |
| CN102425542A (en) * | 2010-08-19 | 2012-04-25 | 罗伯特·博世有限公司 | Piston pump, method for producing a piston pump, piston guide element and vehicle brake system |
| CN206357171U (en) * | 2016-12-29 | 2017-07-28 | 上海微创骨科医疗科技有限公司 | Pneumatic tool |
Non-Patent Citations (3)
| Title |
|---|
| 李力: "《塑料成型模具设计与制造》", 31 January 2009, 国防工业出版社 * |
| 汪多仁: "《合成树脂与工程塑料生产技术》", 31 August 2001, 中国轻工业出版社 * |
| 王海斗: "《固体润滑膜层技术与应用》", 31 March 2009, 国防工业出版社 * |
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Effective date of registration: 20201015 Address after: 215000 some areas of workshop 3, No.112 Fangzhong street, Suzhou Industrial Park, Suzhou City, Jiangsu Province Applicant after: Rui Ke medical technology (Suzhou) Co.,Ltd. Address before: 201318 Shanghai city Pudong New Area zhouputown Tianxiong road 588 Lane No. twenty-third 1-28 Applicant before: Shanghai Microport Orthopedics Co.,Ltd. |
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Application publication date: 20180706 |