CN104175269B - Be built-in with the pneumatic tool motor of hit agency - Google Patents
Be built-in with the pneumatic tool motor of hit agency Download PDFInfo
- Publication number
- CN104175269B CN104175269B CN201310201708.9A CN201310201708A CN104175269B CN 104175269 B CN104175269 B CN 104175269B CN 201310201708 A CN201310201708 A CN 201310201708A CN 104175269 B CN104175269 B CN 104175269B
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- China
- Prior art keywords
- rotating cylinder
- built
- pneumatic tool
- rotor set
- tool motor
- 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.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
- B25B21/02—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C1/00—Rotary-piston machines or engines
- F01C1/30—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F01C1/34—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F01C1/08 or F01C1/22 and relative reciprocation between the co-operating members
- F01C1/344—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F01C1/08 or F01C1/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
- F01C1/3441—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F01C1/08 or F01C1/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
- F01C1/3442—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F01C1/08 or F01C1/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation the surfaces of the inner and outer member, forming the working space, being surfaces of revolution
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C13/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01C13/02—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby for driving hand-held tools or the like
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Percussive Tools And Related Accessories (AREA)
- Actuator (AREA)
Abstract
The invention discloses a kind of pneumatic tool motor being built-in with hit agency, comprise cylinder block, rotor set and axostylus axostyle of exerting oneself; This rotor set comprises rotating cylinder and flexible blade, this exert oneself axostylus axostyle can drive by rotating cylinder; The rotating cylinder of rotor set is inner and be formed with room in; Axostylus axostyle of exerting oneself is provided with an impact active region section and is arranged in this room; Be built-in with a built-in hit agency in this interior room again, it comprises the impact projection, the movable hammer of cover group in impact projection periphery that are convexly equipped in impact effect section and is axially positioned on the pillar of rotating cylinder; The pneumatic tool motor that the present invention is built-in with hit agency significantly can reduce pneumatic tool motor axial length volume, reach the more laborsaving advantage easily of use and progressive, its hit agency has and can to rise instantaneously with rotor set direct-drive, torsion and component is torn open and locked advantage quickly and easily again, and significantly can reduce the many-sided cost of pneumatic tool motor and the better industrial economy benefit of tool.
Description
Technical field
The present invention relates to a kind of pneumatic tool local structure, particularly a kind of innovation pneumatic tool motor being built-in with hit agency.
Background technology
Press, if pneumatic tool product is with pneumatic impact spanner, be mainly used in large-scale nut, the locking of screw or work of loosening, the locking torque required by large-scale screw, nut and when loosening required torque very high, the torque demand that therefore itself must produce is relatively high.And the generation of torsional interaction power during the running of described pneumatic impact spanner, usually, must to reach through arranging of one group of hit agency, the formation of described hit agency and start principle, usually spacingly in a hammering seat two block hammers are equipped with, these hammers can along with a power transmission shaft is suitable, backwards rotation only fixed and continue generation one bobbing, produce a kind of moment of torsion humidification power of paddle type mill by this.
But, the conventional construction form of hit agency described in epimere, the point that finds in practical application experience that still there are the following problems:
The known of described hit agency arranges structural form, normally set up the case that reverses of a front end with suitable axial length again at air tool air motor front position place, to be assembled the hammering seat and the component such as block hammer, circumflex branch axle that are installed with described hit agency by the case that reverses of this front end; But, because this hit agency is convexly equipped in the structural form of air motor front end, relatively add air tool body axial length volume significantly, air tool output shaft end-to-end distance is made to increase many from the protruding length formed between lever, so with regard to user's angle, sense of heaviness certainly will be caused to double, use and more require great effort and the problem of inconvenience and scarce fraud; Again with regard to producer's angle, known hit agency projection is in the form of air motor front position, also relatively cause material because of the factor that increases substantially of axial length volume, problem that each side cost such as manufacture, group are stood, packaging increases, therefore also do not meet preferably industrial economy benefit.
Summary of the invention
Main purpose of the present invention is to provide a kind of pneumatic tool motor being built-in with hit agency;
For achieving the above object, the present invention by the following technical solutions:
Be built-in with a pneumatic tool motor for hit agency, described pneumatic tool motor is located at air tool handle one end body interior, and this handle mainly comprises inlet channel, exhaust passage and uses the switch controlling this inlet channel open/close states; It is characterized in that this pneumatic tool motor comprises:
One cylinder block is hollow housing form, and this cylinder block comprises a front bulkhead, an aft bulkhead and is positioned at an inner cylinder room cylindrically, end bearing before this front bulkhead is provided with, and this aft bulkhead is then provided with rear end bearing;
One rotor set, the cylinder being located in cylinder block in rotatable state is indoor, this rotor set comprises at least two flexible blades that a rotating cylinder and spacer ring are located at rotating cylinder perisporium, this rotating cylinder also comprises a front end-plate and an end plate, these front end-plate central authorities are provided with a lordosis axle with pivot group in front end bearing, and these end plate central authorities are provided with a rear convex axle with pivot group in rear end bearing; Each flexible blade outer end is that movable state is resisted against cylinder chamber interior walls again;
Room in one, the rotating cylinder being formed at rotor set is inner;
One exerts oneself axostylus axostyle, comprise one by moved end, an axially outer end and between by the impact active region section between moved end and axially outer end, this is positioned end plate set by the rotating cylinder of rotor set by moved end combination, make axostylus axostyle of exerting oneself synchronously can be driven by rotating cylinder, this axially outer end sequentially stretched through rotating cylinder front end-plate set by lordosis axle to pass air tool body front end again outside, this impact effect section is then arranged in the room that rotating cylinder is formed;
One built-in hit agency, in the interior room that the rotating cylinder being built in rotor set is formed, comprise and be convexly equipped at least one movable hammer in impact projection periphery of at least one impact projection of impact effect section set by axostylus axostyle of exerting oneself, corresponding cover group and be axially positioned on to provide movable hammer to support and at least one pillar of position-limiting action between the forward and backward end plate of rotating cylinder, and in this interior room, be formed with the relief portion for movable hammer activity;
At least one drive caulking groove, at least one sidewall of recessed room in rotating cylinder, the partial side used for described pillar embeds, and makes rotating cylinder synchronously can drive pillar.
The technical characterstic that the present invention deals with problems, mainly comprises: room in, and the rotating cylinder being formed at rotor set is inner, this axostylus axostyle of exerting oneself more comprises between it by the impact active region section between moved end and axially outer end, and makes this impact active region section be arranged in room, one built-in hit agency, be built in interior room, comprise and be convexly equipped in the impact projection of impact effect section set by axostylus axostyle of exerting oneself, corresponding cover group in impacting the movable hammer of projection periphery and being axially positioned between the forward and backward end plate of rotating cylinder to provide the support of movable hammer to be formed with the pillar of position-limiting action, innovate unique design by this, the present invention is made to contrast prior art, in order to do the Novel pneumatic tool motor configuration spatial shape that a kind of hit agency can be provided to be built in rotor set rotating cylinder inside, and then significantly reduction pneumatic tool motor axial length volume can be reached, order uses the more laborsaving practical advantage easily of operation and progressive, its hit agency has with rotor set direct-drive again, torsion can rise instantaneously and component is torn open and locked advantage quickly and easily, and have and significantly reduce pneumatic tool motor material, manufacture, group is vertical, the better industrial economy benefit of each side costs such as packaging.
Accompanying drawing explanation
Fig. 1 is the exploded perspective view one of present pre-ferred embodiments.
Fig. 2 is the exploded perspective view two of present pre-ferred embodiments.
Fig. 3 is the combined planar sectional view one (for side-looking angle) of present pre-ferred embodiments.
Fig. 4 is the combined planar sectional view two (for looking closely angle) of present pre-ferred embodiments.
Fig. 5 be rotating cylinder of the present invention and forward and backward end plate screw lock form another implement illustration.
Fig. 6 is that pneumatic tool motor axial length volume of the present invention can the schematic diagram of more known shortening.
Fig. 7 is the view sub-anatomy of cylinder block of the present invention and another embodiment of barrel configuration form.
Fig. 8 is the assembled sectional view of cylinder block of the present invention and another embodiment of barrel configuration form.
Detailed description of the invention
Refer to Fig. 1,2,3,4, the body 12 that handle 11 one end (the present embodiment is top) that the pneumatic tool motor A that the present invention is built-in with hit agency is located at a pneumatic tool 10 is formed is inner, this handle 11 in detail as shown in Figure 3, mainly comprises inlet channel 111, exhaust passage 112 and uses the switch 113 controlling this inlet channel 111 open/close states; This pneumatic tool motor A then comprises following formation:
One cylinder block 20 is hollow housing form, and this cylinder block 20 comprises front bulkhead 21, aft bulkhead 22 and is positioned at an inner cylinder room 23 cylindrically, end bearing 215 before this front bulkhead 21 is provided with, and this aft bulkhead 22 is provided with rear end bearing 225;
One rotor set 30, be located in rotatable state in the cylinder room 23 of cylinder block 20, this rotor set 30 comprises at least two flexible blades 32 that a rotating cylinder 31 and spacer ring are located at rotating cylinder 31 perisporium, this rotating cylinder 31 also comprises front end-plate 33 and an end plate 34, these front end-plate 33 central authorities are provided with a lordosis axle 331 with pivot group in front end bearing 215, and these end plate 34 central authorities are provided with a rear convex axle 341 with pivot group in rear end bearing 225; Each flexible blade 32 outer end is that movable state is resisted against cylinder room 23 inwall again;
Room 40 in one, the rotating cylinder 31 being formed at rotor set 30 is inner; This interior room 40 is better in a cylindrical space form;
One exerts oneself axostylus axostyle 50, comprise one by moved end 51, axially outer end 52 and between impacting active region section 53 by one between moved end 51 and axially outer end 52, this is positioned end plate 34 set by the rotating cylinder 31 of rotor set 30 by moved end 51 combination, make axostylus axostyle 50 of exerting oneself synchronously can be driven by rotating cylinder 31, this axially outer end 52 stretched through rotating cylinder 31 front end-plate 33 set by lordosis axle 331 to pass body 12 front end of pneumatic tool 10 again outside, this impact effect section 53 is arranged in the room 40 that rotating cylinder 31 is formed; Wherein should locate that form can adopt flute profile to engage by combination between moved end 51 with end plate 34, the mode such as polygonal intercalation cooperation or side grain cooperation specifically reached;
One built-in hit agency 60, in the interior room 40 that the rotating cylinder 31 being built in rotor set 30 is formed, comprise and be convexly equipped at least one impact projection 61 of impact effect section 53 set by axostylus axostyle 50 of exerting oneself, corresponding cover group in impacting at least one movable hammer 62 of projection 61 periphery and being axially positioned between rotating cylinder 31 front end-plate 33, end plate 34 to provide at least one pillar 63 of movable hammer 62 support limit effect to be formed; And the relief portion 64 (being only shown in Fig. 4) be formed in this interior room 40 for the activity of movable hammer 62;
At least one drive caulking groove 315 (in detail as shown in Figure 2,4), at least one sidewall of recessed room 40 in rotating cylinder 31, the partial side used for described pillar 63 embeds, and makes rotating cylinder 31 can synchronously drive pillar 63;
Wherein, this has in the rotor set 30 of rotating cylinder 31 and flexible blade 32, its rotating cylinder 31 is relative with between its front end-plate 33, end plate 34 to be provided with and to lock apertured 71 and screw 72 and wear the integrated positioning form organized and lock by bolt 73, and wherein, the lock prescription of described bolt 73 is to selecting axially or any one form radial; This as Fig. 2 take off bolt 73, namely lock prescription to adopting the enforcement illustration of axial form; For another bolt that Fig. 5 takes off 73, then for lock prescription is to the enforcement illustration adopting radial form; Again, the lock group form of described bolt 73 can comprise all with the form person that bolt 73 lock group or local adopt bolt 73 lock group and locally adopt latch 74 (as shown in Figure 2) insert group to replace.
Wherein, described pneumatic tool 10 can be a pneumatic impact spanner, to make this pneumatic tool motor A be the horizontal form to being connected with in handle 11 top, and forms the axis of this axostylus axostyle 50 of exerting oneself and handle 11 and extends and establish to being mutually staggered or vertical angle relativeness.
Hold the design of said structure composition, hereby just the present invention uses start situation to be described as follows:
The gas circuit running part of pneumatic tool 10 of the present invention belongs to existing; non-invention for protection category; therefore only give at this and outlining; shown in please refer to the drawing 3; the startup of this pneumatic tool 10; user is by by the 113 unlatching inlet channels 111 that compress switch; in cylinder room 23 set by the cylinder block 20 that air pressure like this (as shown in W) can be introduced into pneumatic tool motor A; and then the flexible blade 32 of drive rotor group 30 rotates together with rotating cylinder 31; and the air pressure acted on discharges outside by exhaust passage 112 again, this is the gas circuit operating state of pneumatic tool 10.
And core design of the present invention, mainly be that rotating cylinder 31 inside of its rotor set 30 is more formed with interior room 40 and is built in spatial shape wherein and technical characteristic to provide this built-in hit agency 60, feature by this, the present invention directly utilizes the rotating cylinder 31 of rotor set 30 as the shell framework of this built-in hit agency 60, and by the recessed drive caulking groove 315 of room 40 sidewall in rotating cylinder 31 as rotating cylinder 31 pairs of pillars 63, the drive position of built-in hit agency 60, therefore the present invention can omit " case that reverses of the front end " component in carried conventional construction above, in order to do the axial length volume that obviously can shorten pneumatic tool motor, therefore the volume of associated components all can relatively shorten or reduce, this specifically compare as Fig. 6 take off, (L1) in figure mark section for known pneumatic tool installing hit agency position and the protruding length that formed, (L2) in figure to mark section be then protruding length that pneumatic tool of the present invention adopts built-in hit agency 60 to be formed, two-phase is obvious visible, the protruding length of pneumatic tool of the present invention in handle front end can more known shortening many, its actual size can shorten about 3 to 5 centimeters (depending on pneumatic tool specifications to some extent difference).
Wherein, the quantity of the set flexible blade 32 of the rotating cylinder 31 of this rotor set 30 is more than 5, the defining in response to built-in hit agency 60 technical characteristic of the present invention and give birth to of this flexible blade 32 quantity, industry is all known, the known air tool rotor set blade that stretches mostly is 6 group configuration forms usually most, but rotor set 30 of the present invention, its rotating cylinder 31 inside is installed with for built-in hit agency 60 owing to must form interior room 40 again, therefore the radial height of the outside set each flexible blade 32 of rotating cylinder 31 must reduce the maximum space demand that can meet this interior room 40 by more general known height to some extent, and along with each flexible blade 32 radial height reduce therefore, its overhanging height make therefore shortening the length in each gas compression space and height ratio too greatly different, therefore the form of quantity is configured by increasing flexible blade 32, can head it off, on the other hand, the present invention may cause because each flexible blade 32 radial height is reduced the doubt that gas compression space is reduced relatively, then the form by suitably lengthening each flexible blade 32 axial length ratio obtains and makes up and solution.
Again as shown in Figure 7,8, for this cylinder block and another embodiment of barrel configuration form, in this example, the embodiment of connecting shaping is integrated between this cylinder block 20B and front bulkhead 21 (or aft bulkhead 22), or be shaping form joined integrally between this cylinder block and front bulkhead, aft bulkhead, form a disassembled combination part (this illustration face is omitted and illustrated) in a place of cylinder block again; This is different from cylinder block 20 shown in Fig. 1 and is combination lock stationary form between its forward and backward end wall 21,22; Rotor set 30B again in this example, be integrated the embodiment of connecting shaping between its rotating cylinder 31 and front end-plate 33 (or end plate 34), this is also different from the form being combination lock stationary between the rotating cylinder 31 of rotor set 30 shown in Fig. 1 and forward and backward end wall 21,22; In addition, between described cylinder block 20B and front bulkhead 21 or aft bulkhead 22, and according to combined type form person between rotating cylinder 31 and front end-plate 33 or end plate 34, also be not limited to adopt bolt locking, also can be simple near form, finally reach location in the lump by the end wall combination lock state of compeling of body 12 again; Or be shaping form joined integrally between the rotating cylinder of this rotor set and front end-plate, end plate, form a disassembled combination part (this illustration face is omitted and illustrated) in a place of rotating cylinder again.
Advantage of the present invention:
The pneumatic tool motor that the present invention is built-in with hit agency is formed with interior room and axostylus axostyle of exerting oneself mainly through the rotating cylinder inside of this rotor set and is provided with impact active region section and is arranged in the innovation unique texture assembly space shape design that this room, again this room are built-in with described built-in hit agency; The present invention is made to contrast [background technology] existing structure of carrying, the Novel pneumatic tool motor form that a kind of hit agency is built in rotor set rotating cylinder inside can be provided, enter significantly to reduce the axial length volume of pneumatic tool motor, thus, therefore the air tool protruding length that formed between axostylus axostyle axially outer end distance handle of exerting oneself can obviously shorten, allow user's holding operation time its advantage of more laborsaving, convenient and special tool and progressive; Again, its hit agency has and can to rise instantaneously with rotor set direct-drive, torsion and component is torn open and locked advantage quickly and easily; Again with regard to manufacture face, the present invention is by being built in the morphological feature of rotor set rotating cylinder inside by hit agency, due to the axial length volume of pneumatic tool motor obviously can be shortened, therefore the volume of associated components all can relatively shorten or reduce, in order to do significantly reducing many-sided costs such as the material of pneumatic tool motor, manufacture, group are vertical, packaging and the better industrial economy benefit of special tool.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (5)
1. be built-in with a pneumatic tool motor for hit agency, described pneumatic tool motor is located at air tool handle one end body interior, and this handle mainly comprises inlet channel, exhaust passage and uses the switch controlling this inlet channel open/close states; It is characterized in that this pneumatic tool motor comprises:
One cylinder block is hollow housing form, and this cylinder block comprises a front bulkhead, an aft bulkhead and is positioned at an inner cylinder room cylindrically, end bearing before this front bulkhead is provided with, and this aft bulkhead is then provided with rear end bearing;
One rotor set, the cylinder being located in cylinder block in rotatable state is indoor, this rotor set comprises at least two flexible blades that a rotating cylinder and spacer ring are located at rotating cylinder perisporium, this rotating cylinder also comprises a front end-plate and an end plate, these front end-plate central authorities are provided with a lordosis axle with pivot group in front end bearing, and these end plate central authorities are provided with a rear convex axle with pivot group in rear end bearing; Each flexible blade outer end is that movable state is resisted against cylinder chamber interior walls again;
Room in one, the rotating cylinder being formed at rotor set is inner;
One exerts oneself axostylus axostyle, comprise one by moved end, an axially outer end and between by the impact active region section between moved end and axially outer end, this is positioned end plate set by the rotating cylinder of rotor set by moved end combination, make axostylus axostyle of exerting oneself synchronously can be driven by rotating cylinder, this axially outer end sequentially stretched through rotating cylinder front end-plate set by lordosis axle to pass air tool body front end again outside, this impact effect section is then arranged in the room that rotating cylinder is formed;
One built-in hit agency, in the interior room that the rotating cylinder being built in rotor set is formed, comprise and be convexly equipped at least one movable hammer in impact projection periphery of at least one impact projection of impact effect section set by axostylus axostyle of exerting oneself, corresponding cover group and be axially positioned on to provide movable hammer to support and at least one pillar of position-limiting action between the forward and backward end plate of rotating cylinder, and in this interior room, be formed with the relief portion for movable hammer activity;
At least one drive caulking groove, at least one sidewall of recessed room in rotating cylinder, the partial side used for described pillar embeds, and makes rotating cylinder synchronously can drive pillar.
2. the pneumatic tool motor being built-in with hit agency according to claim 1, it is characterized in that, described have in the rotor set of rotating cylinder and flexible blade, its rotating cylinder is relative with between its front end-plate, end plate to be provided with and to lock apertured and screw and wear the integrated positioning form organized and lock by bolt, and wherein, the lock prescription of described bolt is to selecting axially or any one form radial; The lock group form of described bolt comprises all with the form person that bolt lock group or local adopt bolt lock group and locally adopt latch insert group to replace again.
3. the pneumatic tool motor being built-in with hit agency according to claim 1, it is characterized in that, described pneumatic tool is a pneumatic impact spanner, to make this pneumatic tool motor be the horizontal form to being connected with in handle top, and form the axis of this axostylus axostyle of exerting oneself and handle and extend and establish to being mutually staggered or vertical angle relativeness.
4. the pneumatic tool motor being built-in with hit agency according to claim 1 and 2, is characterized in that, the quantity of the set flexible blade of rotating cylinder of described rotor set is more than 5.
5. the pneumatic tool motor being built-in with hit agency according to claim 1, it is characterized in that, the embodiment of connecting shaping is integrated between described cylinder block and front bulkhead or aft bulkhead, or be shaping form joined integrally between this cylinder block and front bulkhead, aft bulkhead, form a disassembled combination part in a place of cylinder block again; Be integrated again the embodiment of connecting shaping between the rotating cylinder of rotor set and front end-plate or end plate, or the rotating cylinder of this rotor set and front end-plate, be shaping form joined integrally between end plate, form a disassembled combination part in a place of rotating cylinder again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310201708.9A CN104175269B (en) | 2013-05-27 | 2013-05-27 | Be built-in with the pneumatic tool motor of hit agency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310201708.9A CN104175269B (en) | 2013-05-27 | 2013-05-27 | Be built-in with the pneumatic tool motor of hit agency |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104175269A CN104175269A (en) | 2014-12-03 |
| CN104175269B true CN104175269B (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310201708.9A Expired - Fee Related CN104175269B (en) | 2013-05-27 | 2013-05-27 | Be built-in with the pneumatic tool motor of hit agency |
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| CN (1) | CN104175269B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105773533A (en) * | 2014-12-24 | 2016-07-20 | 张玮庭 | Fixed type structure of rotor and hammering set shell base of pneumatic tool |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM261333U (en) * | 2004-05-10 | 2005-04-11 | Shin-He Jang | Improved structure of striking part of air wrench |
| TWM268139U (en) * | 2004-07-28 | 2005-06-21 | Shin-He Jang | Striking portion structure for pneumatic wrench |
| TWM278520U (en) * | 2005-03-31 | 2005-10-21 | Shin-He Jang | Striking portion structure for pneumatic wrench |
| CN1810459A (en) * | 2000-01-27 | 2006-08-02 | S.P.空气株式会社 | Pneumatic rotary tools |
| CN200995384Y (en) * | 2006-09-15 | 2007-12-26 | 陈吉雄 | Light straighted pneumatic spanner |
| CN201189648Y (en) * | 2008-01-11 | 2009-02-04 | 陈群鹤 | Double impact barrel type hammering device of pneumatic tools |
| WO2009044932A1 (en) * | 2007-10-02 | 2009-04-09 | Hitachi Koki Co., Ltd. | Power tool with friction clutch |
-
2013
- 2013-05-27 CN CN201310201708.9A patent/CN104175269B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1810459A (en) * | 2000-01-27 | 2006-08-02 | S.P.空气株式会社 | Pneumatic rotary tools |
| TWM261333U (en) * | 2004-05-10 | 2005-04-11 | Shin-He Jang | Improved structure of striking part of air wrench |
| TWM268139U (en) * | 2004-07-28 | 2005-06-21 | Shin-He Jang | Striking portion structure for pneumatic wrench |
| TWM278520U (en) * | 2005-03-31 | 2005-10-21 | Shin-He Jang | Striking portion structure for pneumatic wrench |
| CN200995384Y (en) * | 2006-09-15 | 2007-12-26 | 陈吉雄 | Light straighted pneumatic spanner |
| WO2009044932A1 (en) * | 2007-10-02 | 2009-04-09 | Hitachi Koki Co., Ltd. | Power tool with friction clutch |
| CN201189648Y (en) * | 2008-01-11 | 2009-02-04 | 陈群鹤 | Double impact barrel type hammering device of pneumatic tools |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104175269A (en) | 2014-12-03 |
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