CN102161190B - Hand-held machine tool device - Google Patents
Hand-held machine tool device Download PDFInfo
- Publication number
- CN102161190B CN102161190B CN201110036093.XA CN201110036093A CN102161190B CN 102161190 B CN102161190 B CN 102161190B CN 201110036093 A CN201110036093 A CN 201110036093A CN 102161190 B CN102161190 B CN 102161190B
- Authority
- CN
- China
- Prior art keywords
- ventilation orifice
- closure means
- hand
- machine tool
- tool device
- 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
Links
- 238000009423 ventilation Methods 0.000 claims abstract description 113
- 238000005056 compaction Methods 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 12
- 238000005553 drilling Methods 0.000 description 7
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000000994 depressogenic effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D11/00—Portable percussive tools with electromotor or other motor drive
- B25D11/005—Arrangements for adjusting the stroke of the impulse member or for stopping the impact action when the tool is lifted from the working surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D16/00—Portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
- B25D16/006—Mode changers; Mechanisms connected thereto
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2211/00—Details of portable percussive tools with electromotor or other motor drive
- B25D2211/06—Means for driving the impulse member
- B25D2211/068—Crank-actuated impulse-driving mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2216/00—Details of portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
- B25D2216/0007—Details of percussion or rotation modes
- B25D2216/0015—Tools having a percussion-only mode
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2216/00—Details of portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
- B25D2216/0007—Details of percussion or rotation modes
- B25D2216/0023—Tools having a percussion-and-rotation mode
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2216/00—Details of portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
- B25D2216/0007—Details of percussion or rotation modes
- B25D2216/0038—Tools having a rotation-only mode
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2217/00—Details of, or accessories for, portable power-driven percussive tools
- B25D2217/0011—Details of anvils, guide-sleeves or pistons
- B25D2217/0019—Guide-sleeves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
- B25D2250/035—Bleeding holes, e.g. in piston guide-sleeves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
- B25D2250/131—Idling mode of tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
- Earth Drilling (AREA)
Abstract
Hand-held machine tool device, particularly hammer drill device, have beater mechanism (12a; 12b; 12c; 12d), beater mechanism has block stamp (14a; 14b; 14c; 14d), at least one ventilation orifice closure means (16a; 16b; 16c; 16d) with hammer pipe (18a; 18b; 18c; 18d), hammer pipe into shape and be arranged for guiding block stamp (14a; 14b; 14c; 14d) and there is at least one ventilation orifice (20a; 20b; 20c; 20d), can ground relevant to cutter compaction pressure transitional impact function by ventilation orifice.The present invention proposes, beater mechanism (12a; 12b; 12c; 12d) there is operating unit (22a; 22b; 22c; 22d), described operating unit is arranged for described ventilation orifice closure means (16a; 16b; 16c; 16d) keep in the open position.
Description
Technical field
The present invention relates to hand-held machine tool device.
Background technology
Known hand-held machine tool device, particularly hammer drill device, there is beater mechanism, this beater mechanism has block stamp, at least one ventilation orifice closure means and hammer pipe, this hammer pipe is arranged for and guides block stamp and have at least one ventilation orifice, can ground relevant to cutter compaction pressure transitional impact function by described ventilation orifice.
Summary of the invention
The present invention relates to a kind of hand-held machine tool device, particularly hammer drill device, there is beater mechanism, this beater mechanism has block stamp, at least one ventilation orifice closure means and hammer pipe, this hammer pipe is arranged for and guides block stamp and have at least one ventilation orifice, can ground relevant to cutter compaction pressure transitional impact function by described ventilation orifice.
The present invention proposes, and beater mechanism has operating unit, and described operating unit is arranged for and ventilation orifice closure means is kept in the open position.Particularly being interpreted as " beater mechanism " is the device of linear ballistic motion by convert rotational motion.Preferred described beater mechanism is configured to hammering blow mechanism.Term " block stamp " is particularly interpreted as to so a kind of device of beater mechanism, described device can be supported post by the air pressure in hammer pipe.Shock pulse is exported to insertion tool along impact direction by described block stamp.The piston of preferred beater mechanism produces described air pressure.Particularly be interpreted as such direction for " impact direction ", the rotation that described direction is parallel to the cutter chuck of hand-held machine tool device extends and the direction orientation of described direction from piston towards block stamp.So a kind of device is particularly interpreted as " ventilation orifice ", it is arranged for enclosed ventilation opening at least one running status, that is, do not hide at least 80% of aperture area, preferably at least 95%, particularly preferably at least 99% with particularly not allowing air permeable.Special outfit and/or design is particularly interpreted as term " setting "." air openings " is particularly interpreted as hammer the opening in pipe with aperture area into shape, air can be made at least one running status to enter between hammer pipe piston and block stamp and/or overflow by described opening.Preferred ventilation orifice has and one or morely altogether has at least 0.7mm
2, advantageously at least 10mm
2, particularly advantageously at least 30mm
2the opening of aperture area.All openings of preferred ventilation orifice are at least partially disposed in a plane perpendicular to impact direction orientation.Advantageously, all openings of ventilation orifice open or close during running status simultaneously.Particularly be interpreted as so a kind of function for " impact function ", it produces mechanical type shock pulse and passes to insertion tool." cutter compaction pressure " is particularly interpreted as to the mechanical force acted on by hand-held tool on insertion tool.Preferred described cutter compaction pressure is parallel to impact direction.At this, cutter compaction pressure is particularly directly delivered on drift, is delivered to going up at least partially and/or being advantageously delivered in ventilation orifice closure means of cutter chuck by described insertion tool." drift " is particularly interpreted as to such element of beater mechanism, pulse is transmitted from block stamp towards the direction of insertion tool by it.For wording " can with cutter compaction pressure about change " be particularly interpreted as: impact function is by this cutter compaction pressure and particularly relevant with the value of this cutter compaction pressure to be connected and/or turns off.Particularly be interpreted as such unit for " operating unit ", it is arranged for and operatively meets a function by operator.Preferred operations element is configured to switch, button or those skilled in the art and thinks other executive components significant.Preferred described operating unit at least in part be arranged for the operating unit changing drilling function and form integratedly.Alternatively, this operating unit be arranged for the operating unit changing drilling function and form completely dividually.Wording " in the open position " is particularly interpreted as: at least 0.7mm of ventilation orifice
2, advantageously at least 10mm
2, particularly advantageously at least 30mm
2do not hidden by ventilation orifice closure means.In this context term " maintenance " is particularly interpreted as: executive component causes the power acted in ventilation orifice closure means, this power prevents ventilation orifice closure means from moving in such position, and described in described position, ventilation orifice closure means closes described ventilation orifice.Because ventilation orifice closure means keeps in the open position by operating unit, therefore impact function can be turned off, exactly particularly in order to hole, screw and/or stirring.At this, the shutoff of impact function and cutter compaction pressure have nothing to do.By hand-held machine tool device can special saving member simply in structure according to configuration of the present invention.Particularly CD-ROM drive motor and beater mechanism, particularly between piston without the need to clutch.
Propose in another configuration of the present invention, hammer pipe has at least one other ventilation orifice, and described other ventilation orifice is closed by described ventilation orifice closure means at least one running status.Preferred described other ventilation orifice runs and/or cuts a hole in pricker operation at boring cutter pricker, namely closed by described ventilation orifice closure means when operator has selected this method of operation.Inexpensive especially and structure shirtsleeve operation unit can be used by described other ventilation orifice.
In addition propose, described ventilation orifice is parallel to impact direction and arranges with being spaced distance, structure can simply use favourable ventilation orifice closure means thus.Before preferred described ventilation orifice is spaced apart from each other mattress length at least 1/4, preferably at least 1/2.Before the front stop interval of at least one and piston of preferred described ventilation orifice, mattress length is less than 1/4, is preferably less than 1/8.Particularly preferably be, at least one of described ventilation orifice is parallel to impact direction and is arranged between described front stop and described rear stop.The block stamp that is in impact position is particularly interpreted as " front mattress length " and is in the distance between the piston in front stop.Such plane is particularly interpreted as " front stop " or " rear stop ", this plane orthogonal is directed and extend through the axial vane surface mid point along the face that impact direction is placed of piston, if piston is in that place along impact direction of its forefront or aftermost possible meeting in the position of service requirement of placing against impact direction in impact direction." impact position " is particularly interpreted as to such layout of block stamp, in this arrangement, the drift of block stamp and beater mechanism has direct Mechanical Contact.
In addition propose, beater mechanism has at least one other ventilation orifice closure means, and this other ventilation orifice closure means closes described ventilation orifice at least one running status relevantly with described cutter compaction pressure.Preferred described ventilation orifice closure means percussive drilling process and/or cutter pricker process time, that is during processing work close described ventilation orifice.Inexpensive especially and structure shirtsleeve operation unit can be used by described other ventilation orifice closure means.
Propose in a favourable configuration of the present invention, described ventilation orifice closure means is arranged for ground relevant to Work-sheet pressing pressure enclosed ventilation opening, thus can structure simple and abandon other ventilation orifice closure means and other ventilation orifice inexpensively.Preferred described hand-held machine tool device has just what a ventilation orifice closure means in this configuration of the present invention.
In addition propose, beater mechanism has at least one spring element, and this spring element is arranged for and is parallel to impact direction and acts in ventilation orifice closure means, can especially cosily turn on and off thus to impact to run.Those skilled in the art are particularly interpreted as " spring element " and think significant torsionspring, flexural spring, tension spring and/or gas spring.Advantageously, described spring element is configured to helical spring.Particularly be interpreted as described spring element in this context for " effect " and cause the power acted in ventilation orifice closure means, described power is arranged for and ventilation orifice closure means is moved.
In addition propose, ventilation orifice closure means is configured to sleeve, thus can enclosed ventilation opening especially simply, if particularly ventilation orifice has multiple opening.Such element is particularly interpreted as " sleeve ", its more than 180 ° of ground, advantageously more than 270 ° of ground, particularly advantageously surround hammer pipe completely, exactly particularly perpendicular in the plane of impact direction.
In addition propose, ventilation orifice closure means is directed at least one running status at least one groove, can realize the special saving position of ventilation orifice closure means and light configuration thus.Particularly be interpreted as such depressed part for " groove ", described depressed part has the main extension along impact direction.Preferred described slot machining is in hammer pipe.Advantageously, ventilation orifice closure means is configured to one or more geosynclinal block (Nutstein), and it is recessed that preferred described groove has at least one side, described geosynclinal block be embedded into described side recessed in.
In addition propose, described groove is configured to take turn toothing at least in part, can realize production inexpensive especially thus." take and turn toothing " is particularly interpreted as to the element of such tooth connection, the connection of this tooth is arranged for transferring rotational motion, is particularly delivered on hammer pipe.
In addition, the present invention relates to a kind of hand held power machine with hand-held machine tool device, wherein, all, significant hand held power machine of those skilled in the art can be considered, such as especially for the rig with hand-held machine tool device work, hammer drill and/or cutter hammer, hand held power machine light and with low cost especially can be provided thus.
Accompanying drawing explanation
Additional advantage is drawn from accompanying drawing below illustrates.Four embodiments of the present invention shown in the drawings.Accompanying drawing, description and specific embodiments comprise a large amount of assemblage characteristics.Described feature can be met object and requires single observation and be combined into other combinations significant by those skilled in the art.
In accompanying drawing:
Fig. 1 is a hand held power machine, and it has hand-held machine tool device of the present invention, and this hand-held machine tool device has beater mechanism,
Fig. 2 is the first embodiment of hand-held machine tool device in Fig. 1, has two ventilation orifices and two ventilation orifice closure means,
Fig. 3 is the second embodiment of hand-held machine tool device in Fig. 1, has a ventilation orifice and a ventilation orifice closure means,
Fig. 4 is an embodiment, and in this embodiment, the ventilation orifice closure means in Fig. 2 and 3 has geosynclinal block,
Fig. 5 is an embodiment, and in this embodiment, the ventilation orifice closure means in Fig. 2 and 3 can radially be moved,
Detailed description of the invention
Fig. 1 illustrates a hand held power machine 36a, and it has hand-held machine tool device 10a of the present invention, cutter chuck 38a, boring transmission device 40a and CD-ROM drive motor 42a.This hand held power machine 36a is configured to hammer drill.The rotation of described CD-ROM drive motor 42a is substantially perpendicular to the rotation orientation of cutter chuck 38a.
Fig. 2 illustrates the sectional view of hand-held machine tool device 10.This hand-held machine tool device 10a is configured to hammer drill device, and it has beater mechanism 12a.This beater mechanism 12a comprises block stamp 14a, the first and second ventilation orifice closure means 16a, 30a, hammer pipe 18a, piston 44a and drift 46a.Block stamp 14a, piston 44a and drift 46a are bearing in hammer pipe 42a movingly along impact direction.Piston 44a acts on constantly with CD-ROM drive motor 42a and being connected, and that is, between piston 44a and CD-ROM drive motor 42a, does not have clutch.Ventilation orifice closure means 16a, 30a are configured to sleeve, and they surround hammer pipe 18a completely.
Piston 44a is at the air of impact run duration compression hammer pipe 18a internal placement between piston 44a and block stamp 14a.Block stamp 14a drives along impact direction 28a towards drift 46a when each piston stroke by described air.Described drift 46a continues the shock pulse guiding insertion tool 48a.As an alternative solution, block stamp directly impacts insertion tool.
Hammer pipe 18a has first and second ventilation orifice 20a, 26a.Described ventilation orifice 20a, 26a have multiple opening 50a, or rather two openings 50a, 52a.Described opening 50a, 52a are separately positioned in a plane.Described ventilation orifice 20a, 26a are parallel to impact direction 28a and arrange with being spaced distance, exactly, are greater than the length of front mattress length and/or are greater than the stroke of piston.By described first ventilation orifice 20a, by means of described first ventilation orifice closure means 30a can with cutter compaction pressure about change the impact function of described beater mechanism 12a.For this reason, beater mechanism 12a has spring element 32a.This spring element 32a is configured to helical spring.This spring element 32a is parallel to impact direction 28a and is used in by masterpiece on the first ventilation orifice closure means 30a.
Operator makes described first ventilation orifice closure means 30a move towards spring element 32a when being pressed on unshowned workpiece by cutter compaction pressure by hand held power machine 36a, exactly by means of be not shown specifically, those skilled in the art think significant device.At this, described first ventilation orifice closure means 30a closes described first ventilation orifice 20a.Thus, piston 44a can compress the air in hammer pipe 18a.Beater mechanism 12a carries out percussive drilling process and/or cutter pricker process when impacting and running.When cancelling cutter compaction pressure, spring element 32a makes the first ventilation orifice closure means 30a move, exactly along impact direction.Thus, described first ventilation orifice 20a opens.
Beater mechanism 12a has operating unit 22a, and described operating unit is connected in effect with described second ventilation orifice closure means 16a.This operating unit 22a is in described second ventilation orifice closure means 16a is maintained in its closed position by impact run duration.At this, described second ventilation orifice closure means 16a closes described second ventilation orifice 26a.Thus, percussive drilling process and/or cutter pricker process can be carried out in impact runs.Described second ventilation orifice closure means 16a keeps in the open position when holing and running by described operating unit 22a.Interrupt being coupled between described piston 44a and block stamp 14a thus.Percussive drilling process and/or cutter pricker process can not be carried out thus in boring runs.
Other three embodiments of the present invention are shown in figures 3,4 and 5.At this, the embodiment in Figure 4 and 5 is the other flexible program of embodiment in Fig. 1,2 and 3.In order to distinguish these embodiments, alphabetical b, c and d in the reference number in the alphabetical a Fig. 3,4 and 5 in the reference number in Fig. 1 and 2 embodiment in embodiment replace.The difference of explanation below substantially between these embodiments, wherein, keeps identical component, Characteristic and function can see the explanation in other embodiments, particularly Fig. 1 and 2 or Fig. 3.
Fig. 3 illustrates hand-held machine tool device 10b of the present invention, and it has beater mechanism 12b.This beater mechanism 12b has block stamp 14b, just what a ventilation orifice closure means 16b and hammer pipe 18b.Described block stamp 14b illustrates with two different positions.Hammer pipe 18b guides block stamp 14b and has just what a ventilation orifice 20b.This ventilation orifice 20b has multiple opening 50b, and described opening is arranged in one plane, and described plane orthogonal is directed in impact direction 28b.
Can ground relevant to cutter compaction pressure and/or by operator's transitional impact function by described ventilation orifice 20b.In percussive drilling process and/or cutter pricker process, ventilation orifice closure means 16b closes described ventilation orifice 20b relevantly with cutter compaction pressure.In addition, described beater mechanism 12b has operating unit 22b.This operating unit 22b to act on ventilation orifice closure means 16b when holing and running and holds it in open position.At this, cutter compaction pressure guides on the housing 54b of hand held power machine 36b by operating unit 22b.Operating unit 22b is configured to the rotary switch with pin.
Fig. 1 shown in Figure 4, the ventilation orifice closure means 16a of 2 and 3 embodiments, the replacement configuration of 30a and 16b.Shown ventilation orifice closure means 16c, 30c are directed in operation SBR in groove 34c.Described groove 34c processes in hammer pipe 18c.Described ventilation orifice closure means 16c, 30c have a geosynclinal block respectively for the opening of each ventilation orifice 20c, 26c.Multiple ventilation orifice closure means 16c, 30c can one after the other be directed in described groove 34c.Described groove 34c is configured to T-shaped.Described ventilation orifice closure means 16c, 30c positive ground and be embedded into being directed to movingly in described groove 34c along impact direction 28c.
Described groove 34c guides described ventilation orifice closure means 16c, 30c in the region towards cutter chuck 38c.Described groove 34c is configured to take and turns toothing in the region deviating from cutter chuck 38c.Boring transmission device 40c is embedded in described groove 34c.Described boring transmission device 40c drives hammer pipe 18c rotatably.
Fig. 1 shown in Figure 5, the ventilation orifice closure means 16a of 2 and 3 embodiments, the replacement configuration of 30a and 16b.Shown ventilation orifice closure means 16d, 30d have cap member 56d and ferrule element 58d, and this ferrule element partly surrounds hammer pipe 18d.In off position, cap member 56d and ferrule element 58d surrounds hammer pipe 18d completely in a plane perpendicular to impact direction 28d orientation.Described ferrule element 58d is connected without relative rotation with the housing 54d of hand held power machine 36d.In open mode, described cap member 56d radially lifts from hammer pipe 18d.Thus, not enclosed ventilation opening 20d, 26d at least in part.Two ventilation orifice closure means 16d, 30d can be arranged along impact direction 28d successive.
Claims (8)
1. hand-held machine tool device (10a), has beater mechanism (12a; 12c; 12d), this beater mechanism has block stamp (14a; 14c; 14d), at least one first ventilation orifice closure means (16a; 16c; 16d), operating unit (22a; 22c; 22d) and hammer pipe (18a; 18c; 18d), described hammer pipe is arranged for and guides described block stamp (14a; 14c; 14d), wherein, described hammer pipe (18a; 18c; 18d) there is the first ventilation orifice (20a; 20c; 20d) with at least one other ventilation orifice (26a; 26c; 26d), in the first running status of described hand-held machine tool device, impact function ground relevant to cutter compaction pressure is so changed, to such an extent as to described beater mechanism (12a; 12c; The first ventilation orifice closure means (30a 12d); 30c; 30d) close described first ventilation orifice (20a; 20c; 20d), it is characterized in that, described operating unit (22a; 22c; 22d) with at least one other ventilation orifice closure means (16a; 16c; 16d) effect connects, thus the ventilation orifice closure means making this other closes at least one other ventilation orifice (26a described in described first running status; 26c; 26d) and in the running status that at least one is other, at least one other ventilation orifice described is stayed open.
2. hand-held machine tool device according to claim 1 (10a), is characterized in that, described other ventilation orifice (26a; 26c; 26d) be parallel to described beater mechanism (12a; 12c; Impact direction (28a 12d); 28c; 28d) with described first ventilation orifice (20a; 20c; 20d) arrange with being spaced distance.
3. according to the hand-held machine tool device (10a) of one of the claims, it is characterized in that, described beater mechanism (12a; 12c; 12d) there is at least one spring element (32a; 32c; 32d), described spring element is arranged for and is parallel to impact direction (28a; 28c; 28d) act on described first ventilation orifice closure means (30a; 30c; 30d).
4. according to the hand-held machine tool device (10a) of claim 1 or 2, it is characterized in that, described first ventilation orifice closure means (16a; 16d) and/or at least one other ventilation orifice closure means (30a described; 30d) be configured to sleeve.
5. according to the hand-held machine tool device (10a) of claim 1 or 2, it is characterized in that, described first ventilation orifice closure means (16c) and/or at least one other ventilation orifice closure means (30c) described are directed at least one running status at least one groove (34c).
6. hand-held machine tool device according to claim 5 (10a), is characterized in that, described groove (34c) is configured to take turn toothing at least in part.
7. hand-held machine tool device according to claim 1 (10a), is characterized in that, described hand-held machine tool device is hammer drill device.
8. hand held power machine (36a), it has the hand-held machine tool device (10a) according to one of the claims.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010001683.7 | 2010-02-09 | ||
| DE201010001683 DE102010001683A1 (en) | 2010-02-09 | 2010-02-09 | Hand-held power tool device i.e. drilling hammer device, for use in e.g. drilling machine, has hammer mechanism with operation unit, which is connected with ventilation hole closure unit and holds closure unit in open position |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102161190A CN102161190A (en) | 2011-08-24 |
| CN102161190B true CN102161190B (en) | 2015-12-09 |
Family
ID=44316390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110036093.XA Expired - Fee Related CN102161190B (en) | 2010-02-09 | 2011-02-09 | Hand-held machine tool device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102161190B (en) |
| DE (1) | DE102010001683A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011081990A1 (en) * | 2011-09-01 | 2013-03-07 | Robert Bosch Gmbh | Hand tool |
| DE102012203901A1 (en) * | 2012-03-13 | 2013-09-19 | Robert Bosch Gmbh | Hand-held power tool device such as drilling and/or percussion hammer, comprises a transmission unit, a vent port, and a membrane module having a diaphragm which carries out partial air-permeable closing of the vent port |
| EP2821183B1 (en) | 2013-07-05 | 2017-06-21 | Black & Decker Inc. | Hammer Drill |
| DE102016225650A1 (en) * | 2016-12-20 | 2018-06-21 | Robert Bosch Gmbh | Portable machine tool |
| US11833652B2 (en) * | 2022-01-25 | 2023-12-05 | Hilti Aktiengesellschaft | Power tool |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3826213A1 (en) * | 1988-08-02 | 1990-02-15 | Bosch Gmbh Robert | DRILLING HAMMER |
| DE19810088C1 (en) * | 1998-03-10 | 1999-08-26 | Bosch Gmbh Robert | Hammer and boring drill |
| DE10260710A1 (en) * | 2002-12-23 | 2004-07-01 | Robert Bosch Gmbh | Hammer or percussion hammer |
| DE102006056848A1 (en) * | 2006-12-01 | 2008-06-05 | Robert Bosch Gmbh | Pneumatic impact tool for hand operated machine tool, has hammer tube and closing element directly connected with impact pin only as common sliding unit |
| DE102012208891A1 (en) * | 2012-05-25 | 2013-11-28 | Robert Bosch Gmbh | Pneumatic impact mechanism |
-
2010
- 2010-02-09 DE DE201010001683 patent/DE102010001683A1/en not_active Withdrawn
-
2011
- 2011-02-09 CN CN201110036093.XA patent/CN102161190B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102161190A (en) | 2011-08-24 |
| DE102010001683A1 (en) | 2011-08-11 |
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