CN1293995C - Trigger valve of nailing gun - Google Patents
Trigger valve of nailing gun Download PDFInfo
- Publication number
- CN1293995C CN1293995C CNB2005100709748A CN200510070974A CN1293995C CN 1293995 C CN1293995 C CN 1293995C CN B2005100709748 A CNB2005100709748 A CN B2005100709748A CN 200510070974 A CN200510070974 A CN 200510070974A CN 1293995 C CN1293995 C CN 1293995C
- Authority
- CN
- China
- Prior art keywords
- valve
- trigger
- air
- ailing machine
- machine according
- 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
Images
Landscapes
- Portable Nailing Machines And Staplers (AREA)
Abstract
The present invention discloses a trigger valve of a nailing gun. The main structure is that a valve body is arranged among an air inlet flowing channel, an air outlet flowing channel and a cylinder channel in a gun body. A movable valve is sheathed in the valve body, and a guiding slot is arranged in the movable valve. The bottom part of the valve body is provided with a valve seat, and a convex valve pipe and another annular part are simultaneously formed on the valve seat. The valve pipe can be sheathed into the guiding slot of the movable valve. An inner spring is arranged in the valve pipe, which pushes a valve rod penetrating the annular part to enable the valve rod to be driven by a trigger in a pressing buckle type. When the trigger is pressed and triggered, the movable valve can be driven to descend for opening the valve. Thus, the valve opening direction of the movable valve can be same as the direction of high pressure air entering into a trigger valve in order to obtain rapid driving and rapid nail striking purposes.
Description
Technical field
The present invention relates to the trigger valve of ailing machine, particularly have in the trigger valve of valve seat a moving valve is set, and in valve seat, an inner spring is set at least, to drive the technology that the pressure-air gas circuit is carried out nail hitting in conjunction with valve rod one.
Background technology
Gas pin gun, be a kind of be dependent on pressure-air as power source to drive the instrument of nail hitting.In its rifle body, have a trigger valve, can control pressure-air and enter the opportunity that drives nail hitting in the cylinder.
The trigger valve that tradition is comparatively advanced as the technology that the Taiwan patent announcement is disclosed for No. 439630, mainly is to utilize the moving valve that is disposed in the trigger valve, accepts axial pressure-air pushing and does the lifting displacement; Touch when moving on the valve rod when pulloff pushes away, pressure-air is written in the below air chamber of moving valve, and the high-pressure gas pressure by the below air chamber raises moving valve and opens trigger valve, makes a large amount of pressure-airs be loaded air cylinder driven nail hitting bar.
But, the valve opening position of above-mentioned trigger valve is opposite with the airintake direction that pressure-air enters trigger valve, when moving valve is accepted the high-pressure gas pressure of below air chamber and when raising, must resist the reverse thrust of moving valve top air inlet runner mesohigh air, make moving valve can't raise out valve rapidly, add the time that drives nail hitting in the carrier gas cylinder to such an extent as to delayed pressure-air,, remain to be improved so exist the problem of delay nail hitting behind the clinching trigger.
Summary of the invention
The purpose of this invention is to provide a kind of trigger valve that can start pressure-air percussion nail part rapidly, particularly allow the valve opening position of the interior moving valve of trigger valve body mutually same, the agility when opening the valve nail hitting with lifting with the airintake direction that pressure-air enters trigger valve.
For achieving the above object, the present invention takes technical scheme: a kind of trigger valve of ailing machine, be provided with a cylinder in the rifle body head of ailing machine, and be provided with the nail hitting bar of piston and bottom thereof in the cylinder, piston will be separated into a top layer air chamber and a bottom air chamber in the cylinder; Top layer air chamber one end is provided with a cylinder channel and is connected with a trigger valve; Bottom air chamber bottom is communicated to a backhaul air chamber through a passage; The rifle body is held air inlet runner and the grate flow channel that is provided with a pressure-air in the portion; Include a valve body in the trigger valve, it is fixedly arranged between described air inlet runner, grate flow channel and the cylinder channel; The valve body top is provided with a main valve hole, and it is connected with air inlet runner; Valve interior wall is provided with valve opening in, and has an at least one blow vent and a steam vent on the valve body end wall, and this blow vent is connected with cylinder channel, and this steam vent is connected with grate flow channel; Trigger valve bottom hub setting has a press fastening type trigger; It is characterized in that, include at least in the valve body of described trigger valve:
One moving valve is formed with valve portion and lower valve portion on the valve, valve inner is distinguished into upper chamber and lower chamber; Be formed with the air slot of necking down shape between the upper and lower valve portion, the activity slippage in the interior valve opening of described valve body of the rib wall of air slot, and the moving valve top is provided with an air admission hole, and it is connected with a guide groove in the moving valve;
One valve seat is located at described valve body bottom, is formed with a convex valve pipe and a ring portion on the valve seat; The top of this valve pipe is formed with a neck hole, can be connected with formed pore in the valve pipe; And the valve pipe can be inserted in the guide groove of above-mentioned moving valve, and air admission hole, guide groove, neck hole and pore are connected; At least be provided with a gas port on this ring portion wall simultaneously, lower chamber is connected with formed air drain in the ring portion;
One valve rod, an end is implanted in the valve seat, and the other end contacts on trigger; And
One inner spring, it is located in the pore of described valve seat, and presses and touch on valve rod.
In the trigger valve of above-mentioned ailing machine, the described outer wall of going up valve portion is provided with the upper strata on keying opportunity of the main valve hole of a control valve body and ends airfilled ring.
In the trigger valve of above-mentioned ailing machine, the described outer wall of going up valve portion is provided with the middle level on keying opportunity of the interior valve opening of a control valve body and ends airfilled ring.
In the trigger valve of above-mentioned ailing machine, the outer wall of described lower valve portion is provided with one and prevents that the bottom that lower chamber is connected with steam vent from ending airfilled ring.
In the trigger valve of above-mentioned ailing machine, the guide groove inwall of described lower valve portion is provided with the control guide groove and ends airfilled ring with the internal layer that is communicated with opportunity between lower chamber.
In the trigger valve of above-mentioned ailing machine, described valve rod is not by before the clinching, and it is sheathed in the valve seat air drain and contacts inner spring, and pore is connected with air drain.
In the trigger valve of above-mentioned ailing machine, described valve rod is implanted in after clinching and pushes inner spring in the pore, and the passage between sealing pore and air drain.
In the trigger valve of above-mentioned ailing machine, described valve rod bar wall is provided with a control valve seat inner orifice and ends airfilled ring with the leading portion that is communicated with opportunity between air drain.
In the trigger valve of above-mentioned ailing machine, described valve seat bottom is provided with a bearing sleeve, wears described valve rod in order to activity.
In the trigger valve of above-mentioned ailing machine, have an air cleft between the trepanning hole wall of described valve rod bar wall and bearing sleeve, be communicated with lower chamber and ambient atmosphere.
In the trigger valve of above-mentioned ailing machine, described valve rod bar wall is provided with the stage casing on keying opportunity of a control air cleft and ends airfilled ring.
In the trigger valve of above-mentioned ailing machine, be provided with an outer spring in the lower chamber between described valve seat and the moving valve and hold moving valve.
In the trigger valve of above-mentioned ailing machine, described valve body bottom is provided with a trigger housing, in order to the described trigger of hub setting.
The present invention is owing to take above design, it has the following advantages: the present invention is by above-mentioned structure, particularly allow moving valve open the direction configuration design mutually same of valve downwards with the direction in pressure-air enters trigger valve, that can reduce moving valve when driving nail hitting opens the valve resistance, and pull the trigger agility of following closely part and the smoothness of driving valve immediately rapidly after promoting the clinching trigger, compare certain progressive of getting everything ready with traditional technology.
Description of drawings
Fig. 1 cut-away view of the present invention illustrates that on the rifle body group puts trigger valve and trigger, and in clinching trigger configuration at that time not.
Fig. 2 is an action cut-away view of the present invention, illustrates that pulloff is to let out the state except that the high-pressure air pressure in the lower chamber.
Fig. 3 illustrate that for another action cut-away view of the present invention moving valve is promoted by pressure-air and moves down under Fig. 2 state, enters the gas circuit in the cylinder and then the state of rapid nail hitting to open pressure-air.
Fig. 4 is the present invention's action cut-away view again, illustrates that under Fig. 3 state releasing trigger resets valve rod, and pressure-air is written into the state that very resets on the promotion moving valve in the lower chamber once more.
Fig. 5 is the another action cut-away view of the present invention, illustrates under Fig. 4 state, and moving valve resets and closes main valve hole and open interior valve opening, makes piston and nail hitting bar reply the state of preparation nail hitting position.
The specific embodiment
The first sight as shown in Figure 1 disclosed the assembly relation of trigger valve on rifle body 1 with ailing machine of the present invention.Wherein, be provided with a cylinder 11 in rifle body 1 head of ailing machine, in this cylinder 11, be pivoted with piston 12, piston 12 bottoms are provided with nail hitting bar 13, can stretch through and to cylinder, pull the trigger nail spare, by piston 12 cylinder 11 inside are separated into a top layer air chamber 14 and another bottom air chamber 15 (as shown in Figure 5) simultaneously; One end of top layer air chamber 14 is communicated with a cylinder channel 2, and cylinder channel 2 can be communicated in the trigger valve; The cylinder wall of bottom air chamber 15 bottoms is provided with passage 18, can be communicated with the backhaul air chamber 17 in bottom air chamber 15 and the cylinder wall outside; And the holding of rifle body is formed with a pressure-air in the portion air inlet runner 21 and another grate flow channel 22 all can be communicated in the trigger valve; Simultaneously, the trigger valve bottom can be provided with a trigger housing 60, in order to hub setting one press fastening type trigger 6, wears a valve rod 35 of visiting and going out in the trigger valve to contact.
Above-mentioned trigger valve is a main structure body of the present invention, mainly includes a valve body 3, a moving valve 4, a valve seat 5, a valve rod 35 and another inner spring 8 (as shown in Figures 1 and 2); Wherein:
The outer wall of above-mentioned last valve portion 41 is provided with that airfilled ring 46 is ended on a upper strata and airfilled ring 47 is ended in another middle level; But the keying opportunity of airfilled ring 46 control main valve holes 30 is ended on the upper strata, but the keying opportunity of the interior valve opening 31 of 47 control valve bodies 3 of airfilled ring is ended in the middle level; And also be provided with a bottom on the bottom outer wall of lower valve portion 42 and end airfilled ring 48, can prevent that lower chamber 24 is connected with steam vent 33; Simultaneously lower valve portion 42 also includes an internal layer that is provided with on its guide groove 45 inwalls and ends airfilled ring 49, but the opportunity that is communicated with of control guide groove 45 and 24 of lower chambers.
Valve seat 5 is fixedly arranged on valve body 3 bottoms, is formed with a convex valve pipe 51 and another ring portion 52 on the valve seat; The top of valve pipe 51 is formed with a neck hole 53, is connected with formed pore 54 in the valve pipe 51; Valve pipe 51 on the valve seat 5 can be inserted in the guide groove 45 of above-mentioned moving valve 4, the form that air admission hole 44, guide groove 45, neck hole 53 and 54 formations of pore are connected; At least be provided with a gas port 55 on ring portion 52 walls, can be communicated between lower chamber 24 and the ring portion 52 interior formed air drains 56; And valve seat 5 bottoms can set firmly a bearing sleeve 57, valve rod 35 activities are worn organize on bearing sleeve 57, and valve rod 35 1 ends are implanted in the valve seat 5, and the other end contacts on trigger 6.
Above-mentioned valve rod 35 is sheathed in the air drain 56 before not by clinching, and contacts the inner spring 8 (as shown in Figure 4) in the pore 54, at the then implantable inner spring 8 (as shown in Figure 3) of pushing in pore 54 after the clinching.
The valve rod of organizing on bearing sleeve 57 35 is worn in above-mentioned activity, has an air cleft 58 between the trepanning hole wall of its bar wall and bearing sleeve 57, and lower chamber 24 is connected (as shown in Figure 2) with ambient atmosphere; And
Above-mentioned valve rod 35 bar walls are provided with a stage casing and end airfilled ring 36, in order to the keying opportunity of control air cleft 58; Simultaneously, be provided with a leading portion in addition on the valve rod 35 bar walls and end airfilled ring 37, but the opportunity that is communicated with of the above-mentioned pore 54 of control and 56 of air drains.
In addition, the present invention also can set up an outer spring 7 in the lower chamber 24 between valve seat 5 and the moving valve 4, and the pressure-air in the auxiliary lower chamber 24 holds on the moving valve 4 and moves.
By the composition of above-mentioned member, when trigger valve of the present invention was in not clinching trigger 6 states, this valve rod 35 was subjected to holding of inner spring 8, contacts on trigger 6 (as shown in Figure 1) and press down; This moment, the leading portion on the valve rod 35 ends airfilled ring 37 and is not implanted in the pore 54, so pore 54 is connected with air drain 56, the stage casing on the valve rod 35 is ended airfilled ring 36 and pressed down sealing air cleft 58, prevents air drain 56 external gas leakages; And, pressure-air in the air inlet runner 21, can be in regular turn via air admission hole 44, guide groove 45, neck hole 53, pore 54, air drain 56 and gas port 55 and import in the lower chamber 24 of valve body 3 collection and press, also can work in coordination with the active force of outer spring 7, present very form and moving valve 4 pushed away to draw from lower to upper, the thrust of lower chamber 24 inner high voltage air or this thrust add the active force of outer spring 7 this moment, push away the active force that draws moving valve 4 decline displacements greater than air inlet runner 21 inner high voltage air, therefore moving valve 4 can remain on very position, make the upper strata of moving valve 4 end airfilled ring 46 and can close main valve hole 30, therefore pressure-air does not add driven plunger 12 nail hittings in the carrier gas cylinder 11, so can keep stable not nail hitting state.
When operator's pulloff 6 (as shown in Figure 2), valve rod 35 pushes inner springs 8 and goes up very, making valve rod 35 leading portion portions and leading portion thereof end airfilled ring 37 is implanted in the pore 54, the passage that sealing pore 54 and air drain are 56, so the pressure-air in air inlet runner 21 flows into pores 54 can't be via air drain 56 and gas port 55 and in the importing lower chamber 24, and the stage casing on the valve rod 35 is ended airfilled ring 36 and has been opened air cleft 58 and extraneous path, so the pressure-air of originally assembling in lower chamber 24 just is disposed to the external world via air cleft 58, and make lower chamber 24 be the pressure release state, and the active force of this outer spring that can set up 7 also promotes the active force of moving valve 4 displacements less than pressure-air, therefore the pressure-air in the air inlet runner 21 is just passed moving valve 4 downwards rapidly, moving valve 4 is presented in valve seat 3 fall configuration state (as shown in Figure 3), the upper strata of moving valve 4 is ended airfilled ring 46 and is opened main valve hole 30, make the pressure-air can be via main valve hole 30, upper chamber 23, blow vent 32 and cylinder channel 2 and load in the top layer cylinder chamber 14, nail hitting bar 13 on the driven plunger 12 is percussion nail part rapidly, forms a kind of trigger valve configuring technical that can pull the trigger the nail part behind clinching trigger 6 rapidly by this; Simultaneously, airfilled ring 47 is ended in the middle level of moving valve 4 can close interior valve opening 31, and the pressure-airs in the upper chamber 23 can't be loaded in steam vent 33 and the grate flow channel 22, so can avoid leading off the high-pressure air pressure in the upper chamber 23, can keep the stability of rapid nail hitting.
In addition, behind percussion nail part, operator's releasing trigger 6, valve rod 35 is subjected to the restitution power of inner spring 8 and rapid involution original position (as shown in Figure 4), can recover pore 54 and be connected with air drain 56 and guide pressure-air and enter the state that lower chamber 24 collection is pressed, draw the supreme very position (shown in Fig. 1 and 5) of moving valve 4 involutions to push away; In Fig. 5, disclose after moving valve 4 resets, main valve hole 30 is closed, pressure-air can't enter in the upper chamber 23 again, and interior valve opening 31 is opened, and be communicated with the path of blow vent 32 and 33 of steam vents, make after the nail hitting in the top layer air chamber 14 the remaining pressure-airs can be, and it be interior and be disposed to the external world to import the grate flow channel 22 of rifle body 1 via cylinder channel 2, blow vent 32, upper chamber 23, air slot 43 and steam vent 33; Moreover, when piston moves down nail hitting, enter the pressure-air of assembling in the backhaul air chamber 17 by bottom air chamber 15, can be in returning back to bottom air chamber 15, make top layer air chamber 14 internal pressures less than bottom air chamber 15, draw piston 12 and nail hitting bar thereof 13 and upwards reply preparation nail hitting position to push away, finish the single operation circulation of nail hitting.
The present invention is by above-mentioned structure, particularly allow moving valve open the direction configuration design mutually same of valve downwards with the direction in pressure-air enters trigger valve, that can reduce moving valve when driving nail hitting opens the valve resistance, and pull the trigger agility of following closely part and the smoothness of driving valve immediately rapidly after promoting the clinching trigger, compare certain progressive of getting everything ready with traditional technology.
The above only is a preferable possible embodiments of the present invention, so the equivalence of being done according to claim scope of the present invention changes such as, ought to be included within protection scope of the present invention.
Claims (13)
1, a kind of trigger valve of ailing machine is provided with a cylinder in the rifle body head of ailing machine, is provided with the nail hitting bar of piston and bottom thereof in the cylinder, and piston will be separated into a top layer air chamber and a bottom air chamber in the cylinder; Top layer air chamber one end is provided with a cylinder channel and is connected with a trigger valve; Bottom air chamber bottom is communicated to a backhaul air chamber through a passage; The rifle body is held air inlet runner and the grate flow channel that is provided with a pressure-air in the portion; Include a valve body in the trigger valve, it is fixedly arranged between described air inlet runner, grate flow channel and the cylinder channel; The valve body top is provided with a main valve hole, and it is connected with air inlet runner; Valve interior wall is provided with valve opening in, and has an at least one blow vent and a steam vent on the valve body end wall, and this blow vent is connected with cylinder channel, and this steam vent is connected with grate flow channel; Trigger valve bottom hub setting has a press fastening type trigger; It is characterized in that, include at least in the valve body of described trigger valve:
One moving valve is formed with valve portion and lower valve portion on the valve, valve inner is distinguished into upper chamber and lower chamber; Be formed with the air slot of necking down shape between the upper and lower valve portion, the activity slippage in the interior valve opening of described valve body of the rib wall of air slot, and the moving valve top is provided with an air admission hole, and it is connected with a guide groove in the moving valve;
One valve seat is located at described valve body bottom, is formed with a convex valve pipe and a ring portion on the valve seat; The top of this valve pipe is formed with a neck hole, can be connected with formed pore in the valve pipe; And the valve pipe can be inserted in the guide groove of above-mentioned moving valve, and air admission hole, guide groove, neck hole and pore are connected; At least be provided with a gas port on this ring portion wall simultaneously, lower chamber is connected with formed air drain in the ring portion;
One valve rod, an end is implanted in the valve seat, and the other end contacts on trigger; And
One inner spring, it is located in the pore of described valve seat, and presses and touch on valve rod.
2, the trigger valve of ailing machine according to claim 1 is characterized in that: the described outer wall of going up valve portion is provided with the upper strata on keying opportunity of the main valve hole of a control valve body and ends airfilled ring.
3, the trigger valve of ailing machine according to claim 1 is characterized in that: the described outer wall of going up valve portion is provided with the middle level on keying opportunity of the interior valve opening of a control valve body and ends airfilled ring.
4, the trigger valve of ailing machine according to claim 1 is characterized in that: the outer wall of described lower valve portion is provided with one and prevents that the bottom that lower chamber is connected with steam vent from ending airfilled ring.
5, the trigger valve of ailing machine according to claim 1 is characterized in that: the guide groove inwall of described lower valve portion is provided with the control guide groove and ends airfilled ring with the internal layer that is communicated with opportunity between lower chamber.
6, the trigger valve of ailing machine according to claim 1 is characterized in that: described valve rod is not by before the clinching, and it is sheathed in the valve seat air drain and contacts inner spring, and pore is connected with air drain.
7, the trigger valve of ailing machine according to claim 1 is characterized in that: described valve rod is implanted in after clinching and pushes inner spring in the pore, and the passage between sealing pore and air drain.
8, the trigger valve of ailing machine according to claim 1 is characterized in that: described valve rod bar wall is provided with a control valve seat inner orifice and ends airfilled ring with the leading portion that is communicated with opportunity between air drain.
9, the trigger valve of ailing machine according to claim 1 is characterized in that: described valve seat bottom is provided with a bearing sleeve, wears described valve rod in order to activity.
10, the trigger valve of ailing machine according to claim 9 is characterized in that: have an air cleft between the trepanning hole wall of described valve rod bar wall and bearing sleeve, be communicated with lower chamber and ambient atmosphere.
11, the trigger valve of ailing machine according to claim 10 is characterized in that: described valve rod bar wall is provided with the stage casing on keying opportunity of a control air cleft and ends airfilled ring.
12, the trigger valve of ailing machine according to claim 1 is characterized in that: be provided with an outer spring in the lower chamber between described valve seat and the moving valve and hold moving valve.
13, the trigger valve of ailing machine according to claim 1 is characterized in that: described valve body bottom is provided with a trigger housing, in order to the described trigger of hub setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100709748A CN1293995C (en) | 2005-05-19 | 2005-05-19 | Trigger valve of nailing gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100709748A CN1293995C (en) | 2005-05-19 | 2005-05-19 | Trigger valve of nailing gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1686680A CN1686680A (en) | 2005-10-26 |
| CN1293995C true CN1293995C (en) | 2007-01-10 |
Family
ID=35304722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100709748A Expired - Fee Related CN1293995C (en) | 2005-05-19 | 2005-05-19 | Trigger valve of nailing gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1293995C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI712389B (en) * | 2014-08-12 | 2020-12-11 | 吉生機械股份有限公司 | Pneumatic tools |
| CN106515226A (en) * | 2016-12-29 | 2017-03-22 | 淮海工业集团有限公司 | Pneumatic portable marking gun along with line |
| CN106625426A (en) * | 2017-01-04 | 2017-05-10 | 东莞市佑宸机电科技有限公司 | Novel nail gun |
| EP3479963B1 (en) * | 2017-11-01 | 2020-12-09 | Joh. Friedrich Behrens AG | Compressed air nail gun with safety valve assembly |
| CN108772435B (en) * | 2018-04-11 | 2020-03-31 | 燕山大学 | Continuous marking device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4915013A (en) * | 1988-01-30 | 1990-04-10 | Joh. Friedrich Behrens Ag | Control valve means for pressurized air-operated devices for driving fasteners into workpieces |
| US5597106A (en) * | 1994-02-28 | 1997-01-28 | Max Co., Ltd. | Drive device for a nailing machine |
| JPH09225855A (en) * | 1996-02-16 | 1997-09-02 | Hitachi Koki Co Ltd | Driving controller for drift apparatus |
| US5785228A (en) * | 1995-07-28 | 1998-07-28 | Campbell Hausfeld/Scott Fetzer Company | Dual mode pneumatic tool |
| CN2626679Y (en) * | 2003-06-03 | 2004-07-21 | 力肯实业股份有限公司 | Triggering switch structure of nailing gun |
| CN2626678Y (en) * | 2003-06-03 | 2004-07-21 | 力肯实业股份有限公司 | Triggering switch structure of nailing gun |
-
2005
- 2005-05-19 CN CNB2005100709748A patent/CN1293995C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4915013A (en) * | 1988-01-30 | 1990-04-10 | Joh. Friedrich Behrens Ag | Control valve means for pressurized air-operated devices for driving fasteners into workpieces |
| US5597106A (en) * | 1994-02-28 | 1997-01-28 | Max Co., Ltd. | Drive device for a nailing machine |
| US5785228A (en) * | 1995-07-28 | 1998-07-28 | Campbell Hausfeld/Scott Fetzer Company | Dual mode pneumatic tool |
| JPH09225855A (en) * | 1996-02-16 | 1997-09-02 | Hitachi Koki Co Ltd | Driving controller for drift apparatus |
| CN2626679Y (en) * | 2003-06-03 | 2004-07-21 | 力肯实业股份有限公司 | Triggering switch structure of nailing gun |
| CN2626678Y (en) * | 2003-06-03 | 2004-07-21 | 力肯实业股份有限公司 | Triggering switch structure of nailing gun |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1686680A (en) | 2005-10-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7290691B1 (en) | Pneumatic nail gun | |
| CN1293995C (en) | Trigger valve of nailing gun | |
| US7377413B2 (en) | Pneumatic nail gun | |
| US7296721B1 (en) | Pneumatic nail gun having nail pusher | |
| US7448524B1 (en) | Moveable cylinder driving air passage of nail gun | |
| JP3240923B2 (en) | Multi-stroke driving machine | |
| US7556183B1 (en) | Control device for nail hitting of pneumatic nail guns | |
| US6386301B1 (en) | Down-hole hammer | |
| CN109571373A (en) | A kind of locking device on double cylinder electric nail gun strikers | |
| US7395954B2 (en) | Pneumatic nail gun | |
| US7325710B1 (en) | Pneumatic nail gun | |
| CN103758574B (en) | Direct-acting valve engine | |
| US20080290132A1 (en) | Main Air Valve for Pneumatic Nail Gun | |
| US20080290131A1 (en) | Main Valve Driving Air Passage of Nail Gun | |
| CN209466208U (en) | A kind of locking device on double cylinder electric nail gun strikers | |
| JP4507384B2 (en) | Exhaust structure in nailing machine | |
| CN2734972Y (en) | Valved high pressure pneumatic down-hole hammer | |
| JPS63501859A (en) | impact device | |
| CN218455002U (en) | Long-stroke direct-acting pneumatic actuating head | |
| JPH0411021Y2 (en) | ||
| KR102661101B1 (en) | Automatic strike converter of hydraulic hammer | |
| KR200310713Y1 (en) | One actuating and plural actuating vacuum control valve | |
| JPS6161947B2 (en) | ||
| AU747795B2 (en) | Hammer | |
| CN2626679Y (en) | Triggering switch structure of nailing gun |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070110 |