CN104227632A - Screwdriver - Google Patents
Screwdriver Download PDFInfo
- Publication number
- CN104227632A CN104227632A CN201410339624.6A CN201410339624A CN104227632A CN 104227632 A CN104227632 A CN 104227632A CN 201410339624 A CN201410339624 A CN 201410339624A CN 104227632 A CN104227632 A CN 104227632A
- Authority
- CN
- China
- Prior art keywords
- shell
- screwdriver
- mounting shell
- inner casing
- installation inner
- 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.)
- Granted
Links
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
- B25F5/02—Construction of casings, bodies or handles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wind Motors (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a screwdriver which comprises a screwdriver head and an outer shell, wherein the screwdriver head is arranged in front of the outer shell; particularly, the outer shell is internally provided with an installation inner shell; the installation inner shell consists of a first installation shell and a second installation shell which are spliced together; the installation inner shell is internally provided with a gear motor, a switch and a battery. The screwdriver has the advantages that the installation inner shell is additionally arranged in the outer shell of the traditional screwdriver, is formed by splicing the two half inner shells, is connected in the outer shell in a penetrating way and is fixed by the outer shell, so that the operation such as fastening by screws, seamless connection or the like is not needed; the installation inner shell is inserted and connected in the outer shell in a detachable way, so that assembly is convenient and fast, parts are convenient to disassemble, repair and replace, and secondary installation is not influenced; an axial locator and a circumferential locator are arranged between the installation inner shell and the outer shell, so that the installation inner shell is stably arranged and connected in the outer shell, deviation is not caused, and the installation inner shell is not needed to be fixed by the screws, or the like. The installation inner shell is internally provided with a structure comprising a fixing motor and the switch, thus being stable in location and convenient and fast in assembly.
Description
Technical field
The present invention relates to a kind of screwdriver, particularly relate to a kind of quick and maintenance and renewal part screwdriver easily easy to assembly.
Background technology
Screwdriver is that a kind of being used for twists screw with the instrument forcing it in place, and usual screwdriver is divided into normal screws to criticize, combined screwdriver and electric screwdriver, and electric screwdriver is all generally combined screwdriver.Electric screwdriver, as the term suggests be exactly replace staff install and remove screw with electro-motor, it is generally made up of screwdriver bit and screwdriver main part.
In prior art, the main part of electric screwdriver comprises shell and internals, general shell is divided into two parts, a part is battery flat shell, a part is motor casing, battery flat shell is the tubular shell of integral type, motor casing is assembled housing, motor casing is secured to tubular shell front end, because motor casing is assembled housing, so need to carry out assembled fixing operation, adopt and to be screwed or ultrasonic bonding is fixed, comparatively loaded down with trivial details, and also need to be fixed between motor casing and tubular cell cabin shell, when electric screwdriver break down need repairing or replacement part time, it is more inconvenient to dismantle, more have influence on the secondary assembling of screwdriver.
Summary of the invention
The object of the invention is to solve above-mentioned technical problem, propose a kind of screwdriver.
Object of the present invention, to be achieved by the following technical programs: a kind of screwdriver, comprise screwdriver bit and shell, described screwdriver bit is positioned at the front of shell, it is characterized in that: described shell is in-built is connected to installation inner casing, described installation inner casing is made up of the first mounting shell of mutual split and the second mounting shell, reducing motor, switch and battery is provided with in described installation inner casing, described installation inner casing is contained in enclosure completely, and described screwdriver bit is coupled on the output shaft that extended by the motor shaft of described reducing motor.
Preferably, composite structure is provided with between described screwdriver bit and reducing motor, described composite structure comprises bracing frame, output shaft, bearing block, a plurality of pin, described output shaft is provided with front-end and back-end, bulge loop is provided with between described front-end and back-end, the cross section of described rear end has arc section and straightway, and the front end of described output shaft is used for grafting screwdriver bit and drives screwdriver bit to rotate; Support frame as described above is provided with a plurality of adjutage offseted with bulge loop, and the underframe of bracing frame is provided with the interlock axis hole connected with the arbor of reducing motor, the arbor of support frame as described above and reducing motor is connected, and the rear end of described output shaft and the underframe of bracing frame abut against; Described bearing block and shell are fixedly linked, and described bearing block is provided with the boss matched with described bulge loop; Described pin is axially set between the underframe of support frame as described above and the bulge loop of output shaft; Described output shaft is connected to described bearing block, and the boss of the bulge loop of described output shaft and described bearing block offsets, the adjutage of support frame as described above is arranged between the rear end of output shaft and bearing block, described pin is arranged between the straightway of rear end and bearing block, and pin is arranged between adjacent adjutage, the diameter of described pin is greater than the distance between described arc section and bearing block.
Preferably, described screwdriver is provided with axial location bar, the shell wall of described installation inner casing is provided with axial location inside groove, the inner wall of described shell is provided with the axial location water jacket matched with described axial location inside groove, under described installation inner casing and described shell installment state, described axial location bar embeds axial location inside groove and axial location water jacket, described installation inner casing and shell axial restraint.
Preferably, described axial location bar is that nylon axial location bar or steel wire axle are to positioning strip.
Preferably, the shell wall of described installation inner casing is provided with axial raised line, and the inwall of described shell is provided with the groove matched with described raised line, and described raised line and groove connect, and described installation inner casing and described casing circumference are to fixing, and vice versa.
Preferably, described first mounting shell is provided with positioning boss, and described second mounting shell is provided with locating slot, and described positioning boss fixedly docks with described locating slot, and vice versa.
Preferably, described switch is provided with locating hole, is provided with the locating dowel being connected to described locating hole position-sensing switch in described first mounting shell or the second mounting shell; Described locating dowel comprises the first locating dowel and second locating dowel of phase split, described first locating dowel is fixed in the first mounting shell, described second locating dowel is fixed in the second mounting shell, at described first mounting shell with under the second mounting shell splicing state mutually, described first locating dowel and the second locating dowel to be connected in locating hole and split mutually, and described first mounting shell, the second mounting shell are relative with switch fixing.
Preferably, also comprise the metal threaded tail cap and conducting ring that interfix, the inwall of described shell tail end is provided with the internal thread matched with the screw thread of metal threaded tail cap, described installation inner casing tail end is plastics spring, when described metal threaded tail cap thread is connected to described shell tail end, described conducting ring to be inserted between described installation inner casing tail end and shell tail end and to form loop with metal threaded tail cap, switch.
Preferably, the bottom of described metal threaded tail cap is provided with tightens groove, described in tighten groove be that yi word pattern is tightened groove, crossly tightened groove or interior hexagonal tightens groove.
Preferably, described reducing motor is provided with protruding fuselage, and the first mounting shell and the second mounting shell are respectively equipped with the opening of corresponding described fuselage, and described reducing motor is fixedly connected in the opening of the first mounting shell and the second mounting shell.
Beneficial effect of the present invention is mainly reflected in:
1. in traditional screwdriver shell, set up installation inner casing, inner casing has been installed and is put together by the first installation inner casing and the second installation inner casing, inner casing being installed and being connected to enclosure, being fixed by shell, without the need to carrying out the operation such as screw fastening or seamless link;
2. installing inner casing detachable interposing is connected in shell, fast easy to assembly, is convenient to laid-up renewal part, and does not affect secondary assembling;
3. install between inner casing and shell and be provided with axial location and circumferential location, inner casing attaching in shell is installed and stablizes, can not skew being produced, being fixed without the need to adopting screw etc.
4. be provided with the structure of fixed electrical machinery and switch in mounting shell, location is firm, fast easy to assembly.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of screwdriver of the present invention.
Fig. 2 is the detonation configuration schematic diagram of a kind of screwdriver of the present invention.
Fig. 3 is the cross section structure schematic diagram of composite structure in Fig. 1.
Fig. 4 is the enlarged diagram of A in Fig. 1.
Fig. 5 is the enlarged diagram of B in Fig. 2.
Detailed description of the invention
The invention provides a kind of screwdriver, as shown in Figures 1 to 5, comprise screwdriver bit 1 and shell 2, screwdriver bit 1 is positioned at the front of shell 2, especially, shell 2 is in-built to be connected to and to install inner casing 9, installs inner casing 9 and is made up of the first mounting shell 91 of mutual split and the second mounting shell 92, install in inner casing 9 and be provided with reducing motor 3, switch 21 and battery 22.Inner casing is installed and is contained in enclosure completely.Screwdriver bit is coupled on the output shaft that extended by the motor shaft of reducing motor.
Wherein, as shown in Figure 1 to Figure 3, composite structure 4 is provided with between screwdriver bit 1 and motor 3, described composite structure 4 comprises output shaft 5, bracing frame 6, bearing block 7 and a plurality of pin 8, output shaft 5 is provided with front end 51 and rear end 52, be provided with bulge loop 53 between front end 51 and rear end 52, the cross section of rear end 52 has arc section 521 and straightway 522, and the front end 51 of output shaft 5 is for grafting screwdriver bit 1 and drive screwdriver bit 1 to rotate; Bracing frame 6 is provided with a plurality of adjutage 61 offseted with bulge loop 53, and the underframe 62 of bracing frame 6 is provided with the interlock axis hole 621 connected with the arbor of motor 3, bracing frame 6 is connected with the arbor of motor 3, and the rear end 52 of output shaft 5 abuts against with the underframe 62 of bracing frame 6; Bearing block 7 and shell 2 are fixedly linked, and bearing block 7 is provided with the boss 71 matched with bulge loop 53; Pin 8 is axially set between the underframe 62 of bracing frame 6 and the bulge loop 53 of output shaft 5; Output shaft 5 is connected to bearing block 7, and the bulge loop 53 of output shaft 5 offsets with the boss 71 of bearing block 7, the adjutage 61 of bracing frame 6 is arranged between the rear end 52 of output shaft 5 and bearing block 7, pin 8 is arranged between the straightway 522 of rear end 52 and bearing block 7, and pin 8 is arranged between adjacent adjutage 61, the diameter of pin 8 is greater than the distance between arc section 521 and bearing block 7.
Described composite structure 4 makes the screwdriver of auto-manual have hand and the self-action of switching mutually, during self-action, motor 3 drives bracing frame 6 to rotate, and pin 8 offsets with output shaft 5 under bracing frame 6 rotation status, pin 8 driver output axle 5 rotates, and screwdriver bit 1 and output shaft 5 link; During hand, under screwdriver bit 1 rotation status, pin 8 is connected between the straightway 522 of output shaft 5 and bearing block 7, and screwdriver bit 1, output shaft 5, bearing block 7, pin 8 are relative with shell 2 fixing.
For the axial location of installing inner casing 9, screwdriver is provided with axial location bar 100, the shell wall installing inner casing 9 is provided with axial location inside groove 101, the inner wall of shell 2 is provided with the axial location water jacket 102 matched with axial location inside groove 101, at installation inner casing 9 with under shell 2 installment state, axial location bar 100 embeds axial location inside groove 101 and axial location water jacket 102, installs inner casing 9 and shell 2 axial restraint.And axial location bar 100 preferably adopts nylon axial location bar.
For the circumferential location of installing inner casing 9, the shell wall installing inner casing 9 is provided with axial raised line 200, and the inwall of shell 2 is provided with the groove 201 matched with raised line 200, and raised line 200 and groove 201 connect, and installs inner casing 9 circumferential fixing with shell 2.
Assembled about between the first mounting shell 91 and the second mounting shell 92, first mounting shell 91 is provided with positioning boss 300, second mounting shell 92 is provided with locating slot 301, positioning boss 300 fixedly docks with locating slot 301, by the docking of positioning boss 300 and locating slot 301, first mounting shell 91 and the second mounting shell 92 phase splice one, and locating slot and positioning boss oppositely also can.
In addition, to the switch location of installing in inner casing 9, switch 21 is provided with locating hole 211, is provided with the locating dowel 400 being connected to locating hole 211 position-sensing switch 21 in the first mounting shell 91 or the second mounting shell 92.More excellent, locating dowel comprises the first locating dowel and second locating dowel of phase split, first locating dowel is fixed in the first mounting shell, second locating dowel is fixed in the second mounting shell, at the first mounting shell with under the second mounting shell splicing state mutually, first locating dowel and the second locating dowel to be connected in locating hole and split mutually, and the first mounting shell, the second mounting shell are relative with switch fixing.
Locate the motor 3 installed in inner casing 9, motor 3 is provided with protruding fuselage, and the first mounting shell 91 and the second mounting shell 92 are respectively equipped with the opening 500 of corresponding fuselage, and motor 3 is fixedly connected in the opening 500 of the first mounting shell 91 and the second mounting shell 92.
Finally, screwdriver also comprises the metal threaded tail cap 10 and conducting ring 11 that interfix, the inwall of shell 2 tail end is provided with the internal thread matched with the screw thread of metal threaded tail cap 10, installing inner casing 9 tail end is plastics spring 12, the bottom of metal threaded tail cap 10 is provided with tightens groove 13, tightens groove 13 for yi word pattern to tighten groove, crossly tighten groove or interior hexagonal tightens groove.When metal threaded tail cap 10 is threadedly connected to shell 2 tail end, conducting ring 11 is inserted in be installed between inner casing 9 tail end and shell 2 tail end and to form loop with metal threaded tail cap 10, switch 21.This galvanic circle is reliable, structure is simple, can not as prior art: because compressing disappears or rotten rust and cause the loose contact with battery at the spring of GND, because in the preferred embodiment, if service time one is long, oppress after the elasticity at battery two ends dies down, as long as tighten described metal threaded tail cap further.
The present invention still has numerous embodiments, all employing equivalents or equivalent transformation and all technical schemes formed, and all drops within protection scope of the present invention.
Claims (10)
1. a screwdriver, comprise screwdriver bit and shell, described screwdriver bit is positioned at the front of shell, it is characterized in that: described shell is in-built is connected to installation inner casing, described installation inner casing is made up of the first mounting shell of mutual split and the second mounting shell, be provided with reducing motor, switch and battery in described installation inner casing, described installation inner casing is contained in enclosure completely, and described screwdriver bit is coupled on the output shaft that extended by the motor shaft of described reducing motor.
2. a kind of screwdriver according to claim 1, it is characterized in that: between described screwdriver bit and reducing motor, be provided with composite structure, described composite structure comprises bracing frame, output shaft, bearing block, a plurality of pin, described output shaft is provided with front-end and back-end, bulge loop is provided with between described front-end and back-end, the cross section of described rear end has arc section and straightway, and the front end of described output shaft is used for grafting screwdriver bit and drives screwdriver bit to rotate; Support frame as described above is provided with a plurality of adjutage offseted with bulge loop, and the underframe of bracing frame is provided with the interlock axis hole connected with the arbor of reducing motor, the arbor of support frame as described above and reducing motor is connected, and the rear end of described output shaft and the underframe of bracing frame abut against; Described bearing block and shell are fixedly linked, and described bearing block is provided with the boss matched with described bulge loop; Described pin is axially set between the underframe of support frame as described above and the bulge loop of output shaft; Described output shaft is connected to described bearing block, and the boss of the bulge loop of described output shaft and described bearing block offsets, the adjutage of support frame as described above is arranged between the rear end of output shaft and bearing block, described pin is arranged between the straightway of rear end and bearing block, and pin is arranged between adjacent adjutage, the diameter of described pin is greater than the distance between described arc section and bearing block.
3. a kind of screwdriver according to claim 1, it is characterized in that: described screwdriver is provided with axial location bar, the shell wall of described installation inner casing is provided with axial location inside groove, the inner wall of described shell is provided with the axial location water jacket matched with described axial location inside groove, under described installation inner casing and described shell installment state, described axial location bar embeds axial location inside groove and axial location water jacket, described installation inner casing and shell axial restraint.
4. a kind of screwdriver according to claim 3, is characterized in that: described axial location bar is that nylon axial location bar or steel wire axle are to positioning strip.
5. a kind of screwdriver according to claim 1, it is characterized in that: the shell wall of described installation inner casing is provided with axial raised line, the inwall of described shell is provided with the groove matched with described raised line, described raised line and groove connect, described installation inner casing and described casing circumference are to fixing, and vice versa.
6. a kind of screwdriver according to claim 1, it is characterized in that: described first mounting shell is provided with positioning boss, described second mounting shell is provided with locating slot, and described positioning boss fixedly docks with described locating slot, and vice versa.
7. a kind of screwdriver according to claim 1, is characterized in that: described switch is provided with locating hole, is provided with the locating dowel being connected to described locating hole position-sensing switch in described first mounting shell or the second mounting shell; Described locating dowel comprises the first locating dowel and second locating dowel of phase split, described first locating dowel is fixed in the first mounting shell, described second locating dowel is fixed in the second mounting shell, at described first mounting shell with under the second mounting shell splicing state mutually, described first locating dowel and the second locating dowel to be connected in locating hole and split mutually, and described first mounting shell, the second mounting shell are relative with switch fixing.
8. a kind of screwdriver according to claim 1, it is characterized in that: also comprise the metal threaded tail cap and conducting ring that interfix, the inwall of described shell tail end is provided with the internal thread matched with the screw thread of metal threaded tail cap, described installation inner casing tail end is plastics spring, when described metal threaded tail cap thread is connected to described shell tail end, described conducting ring to be inserted between described installation inner casing tail end and shell tail end and to form loop with metal threaded tail cap, switch.
9. a kind of screwdriver according to claim 8, is characterized in that: the bottom of described metal threaded tail cap is provided with tightens groove, described in tighten groove be that yi word pattern is tightened groove, crossly tightened groove or interior hexagonal tightens groove.
10. a kind of screwdriver according to claim 1, it is characterized in that: described reducing motor is provided with protruding fuselage, first mounting shell and the second mounting shell are respectively equipped with the opening of corresponding described fuselage, and described reducing motor is fixedly connected in the opening of the first mounting shell and the second mounting shell.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410339624.6A CN104227632B (en) | 2014-07-17 | 2014-07-17 | A kind of screwdriver |
| PCT/CN2015/077191 WO2016008321A1 (en) | 2014-07-17 | 2015-04-22 | Manual-automatic integration screwdriver and accommodating base thereof, and charging loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410339624.6A CN104227632B (en) | 2014-07-17 | 2014-07-17 | A kind of screwdriver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104227632A true CN104227632A (en) | 2014-12-24 |
| CN104227632B CN104227632B (en) | 2016-04-27 |
Family
ID=52216993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410339624.6A Active CN104227632B (en) | 2014-07-17 | 2014-07-17 | A kind of screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104227632B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104552117A (en) * | 2014-12-26 | 2015-04-29 | 苏州斯坦科机电有限公司 | Electric screwdriver |
| CN104802117A (en) * | 2014-07-17 | 2015-07-29 | 苏州斯坦科机电有限公司 | Automated manual screwdriver, accommodation seat of automated manual screwdriver and charging circuit |
| WO2016008321A1 (en) * | 2014-07-17 | 2016-01-21 | 苏州斯坦科机电有限公司 | Manual-automatic integration screwdriver and accommodating base thereof, and charging loop |
| WO2018121724A1 (en) * | 2016-12-30 | 2018-07-05 | 博世电动工具（中国）有限公司 | Cage assembly and electrically powered tool having cage |
| WO2019105097A1 (en) * | 2017-11-29 | 2019-06-06 | 苏州多维思智能科技有限公司 | Precise electric screwdriver |
| CN109955179A (en) * | 2019-05-11 | 2019-07-02 | 苏州维易斯特智能科技有限公司 | A kind of anti-sway electric screwdriver of screwdriver bit |
| CN111629864A (en) * | 2019-03-14 | 2020-09-04 | 南京德朔实业有限公司 | Electric screwdriver |
| WO2022222260A1 (en) * | 2021-04-23 | 2022-10-27 | 苏州造物空间智能科技有限公司 | Electric screwdriver |
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| CN204135965U (en) * | 2014-07-17 | 2015-02-04 | 苏州斯坦科机电有限公司 | A kind of screwdriver |
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| US4962681A (en) * | 1988-11-09 | 1990-10-16 | Yang Tai Her | Modular manual electric appliance |
| CN1263442A (en) * | 1998-04-20 | 2000-08-16 | 斯耐普昂工具公司 | Interchangeable grips for power hand tools |
| US20130161039A1 (en) * | 2011-06-27 | 2013-06-27 | Robert Bosch Gmbh | Handheld Power Tool, in particular a Power Drill or Screwdriver |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802117A (en) * | 2014-07-17 | 2015-07-29 | 苏州斯坦科机电有限公司 | Automated manual screwdriver, accommodation seat of automated manual screwdriver and charging circuit |
| WO2016008321A1 (en) * | 2014-07-17 | 2016-01-21 | 苏州斯坦科机电有限公司 | Manual-automatic integration screwdriver and accommodating base thereof, and charging loop |
| CN104552117A (en) * | 2014-12-26 | 2015-04-29 | 苏州斯坦科机电有限公司 | Electric screwdriver |
| WO2018121724A1 (en) * | 2016-12-30 | 2018-07-05 | 博世电动工具（中国）有限公司 | Cage assembly and electrically powered tool having cage |
| CN108262718A (en) * | 2016-12-30 | 2018-07-10 | 博世电动工具（中国）有限公司 | Retainer component and the electric tool with the retainer component |
| WO2019105097A1 (en) * | 2017-11-29 | 2019-06-06 | 苏州多维思智能科技有限公司 | Precise electric screwdriver |
| CN111629864A (en) * | 2019-03-14 | 2020-09-04 | 南京德朔实业有限公司 | Electric screwdriver |
| CN109955179A (en) * | 2019-05-11 | 2019-07-02 | 苏州维易斯特智能科技有限公司 | A kind of anti-sway electric screwdriver of screwdriver bit |
| CN109955179B (en) * | 2019-05-11 | 2024-04-16 | 苏州维易斯特智能科技有限公司 | Electric screwdriver with anti-swing screwdriver head |
| WO2022222260A1 (en) * | 2021-04-23 | 2022-10-27 | 苏州造物空间智能科技有限公司 | Electric screwdriver |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104227632B (en) | 2016-04-27 |
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Effective date of registration: 20230727 Address after: Room 305, Building 1, No. 88, Jixian Street, Suzhou Industrial Park, Jiangsu Province, 215101 Patentee after: Suzhou Xiaoyi Technology Co.,Ltd. Address before: 215123 room 312, No. 88, Jixian street, Suzhou Industrial Park, Jiangsu Province Patentee before: STANDMAC MACHANICAL AND ELECTRICAL Co.,Ltd. |
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