CN105398417A - Seat belt retractor - Google Patents
Seat belt retractor Download PDFInfo
- Publication number
- CN105398417A CN105398417A CN201510731179.2A CN201510731179A CN105398417A CN 105398417 A CN105398417 A CN 105398417A CN 201510731179 A CN201510731179 A CN 201510731179A CN 105398417 A CN105398417 A CN 105398417A
- Authority
- CN
- China
- Prior art keywords
- ratchet
- adapter plate
- clamp clip
- pivot shaft
- closed chamber
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/34—Belt retractors, e.g. reels
- B60R22/36—Belt retractors, e.g. reels self-locking in an emergency
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/34—Belt retractors, e.g. reels
- B60R22/36—Belt retractors, e.g. reels self-locking in an emergency
- B60R22/42—Belt retractors, e.g. reels self-locking in an emergency having means for acting directly upon the belt, e.g. by clamping or friction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automotive Seat Belt Assembly (AREA)
Abstract
The invention provides a seat belt retractor. The seat belt retractor comprises a mounting plate I, a mounting plate II, a ratchet wheel, a scroll, a safety belt, torsion springs, a pawl I, a pawl II and a safety belt clamping device, wherein the ratchet wheel is fixedly connected with the scroll; the ratchet wheel and the scroll are mounted between the mounting plate I and the mounting plate II; the safety belt is wound on the scroll; two ends of the scroll are provided with the torsion springs; between the mounting plate I and the mounting plate II, the pawl I, the pawl II and the safety belt clamping device are arranged in a position corresponding to the ratchet wheel; and moreover, in case of emergency braking of an automobile, the pawl I and the pawl II cooperate with each other to mutually lock the rotation of the ratchet wheel; meanwhile, the safety belt clamping device clamps the safety belt. According to the invention, as the pawl I and the pawl II cooperate with each other to mutually lock the ratchet wheel and the safety belt is clamped at the same time, the locking capacity of the seat belt retractor is improved from different perspectives and the safety and reliability of the automobile during running are also improved.
Description
Technical field
The present invention relates to technical field of vehicle safety, be specially a kind of Webbing retractor with Dual-locking function, belong to technical field of automobile parts.
Background technology
Safety strap is one of topmost passive security measure of automobile, and in view of its significant protected effect, the current whole world has 29 countries and regions and formulated the equipment of safety strap and used regulation.To the functional requirement of taking-up device be; when not using of seat belts, ribbon rolling is got up to be protected; in use; when wearer makes general activity, taking-up device must not hinder the freely secondary contracting of ribbon; when car body or occupant bear excess acceleration or tilting of car body exceedes to a certain degree, locking ribbon by occupant restraint on the seat.Therefore, how to improve the lock ability of safety strap and the reliability of locking, the safety performance for safety strap has extremely important effect.Current Webbing retractor generally adopts ratchet and spool combined action to realize the locking effect of safety strap.But, at present single ratchet is only adopted to the device that ratchet carries out locking, due to automobile be in an emergency time, often easily there is great acceleration/accel and be subject to great impulsive force, single ratchet locking power is limited, thus causes the lockup capacity of the taking-up device of safety strap to be difficult to reach desirable requirement.
Based on above technical matters, the invention provides a kind of Webbing retractor, once there is emergency braking situation, by the ratchet of the Dual-locking arranged that cooperatively interacts, namely cooperatively interact between ratchet one and ratchet two, common latch ratchet, meanwhile, is provided with belt clamping device, in an emergency situation, safety strap is clamped simultaneously, improve the lockup capacity of Webbing retractor from different angles simultaneously, improve the safety and reliability of running car.
Summary of the invention
The object of this invention is to provide a kind of structure and use simply, rationally, cost is low, a kind of Webbing retractor of stable performance, long service life.
For achieving the above object, the present invention adopts following technical scheme: a kind of Webbing retractor, it comprises adapter plate one, adapter plate two, ratchet, spool, safety strap, torsion spring, ratchet one, ratchet two and belt clamping device, it is characterized in that, described ratchet is fixedly connected with described spool, described ratchet and spool are mounted between described adapter plate one and adapter plate two, described safety strap is wound around and arranges on said reel, the two ends of described spool are provided with torsion spring, between described adapter plate one and described adapter plate two, the position of corresponding described ratchet is provided with ratchet one, ratchet two and belt clamping device, and when emergency braking situation appears in automobile, cooperatively interact between described ratchet one and described ratchet two, the rotation of common latch ratchet, simultaneously, described belt clamping device clamps safety strap.
Further, as preferably, ratchet one is second font ratchet, ratchet two is bending ratchet, described adapter plate one and adapter plate two are provided with multiple supported hole, be provided with in described supported hole and be across pivot shaft one between described adapter plate one and adapter plate two and pivot shaft two, on described pivot shaft one, the position of corresponding described ratchet is rotating is provided with described second font ratchet, on described pivot shaft two, the position of corresponding described ratchet is rotating is provided with bending ratchet, and described pivot shaft one is arranged on the below of described pivot shaft two, one end away from ratchet on described second font ratchet is connected with lower link, described bending ratchet is connected with top rod away from one end of ratchet, ratchet ejection cylinder is adopted to connect between described lower link and described top rod, described ratchet ejection cylinder interior is provided with space ring, described ratchet ejection cylinder is divided into closed chamber one and closed chamber two by described space ring, what the end of described top rod was slidably stretched into the form of piston is arranged in described closed chamber one, the end of described lower link equally with the form of piston be slidably stretch into be arranged in described closed chamber two, gas aspirator is connected with between described closed chamber one and closed chamber two, when described gas aspirator starts, gas in described closed chamber one is drained into described closed chamber two, from but described top rod move along identical direction with described lower link, thus described second font ratchet and bending ratchet are rotated to ratchet direction jointly, common cooperation latch ratchet.
Further, as preferably, described ratchet is provided with mounting hole, described ratchet is arranged on said reel by mounting hole and pinned connection.
Further, as preferably, pivot shaft three is also provided with between described adapter plate one and adapter plate two, described pivot shaft three is fixedly installed clamp clip stay bearing plate, side near adapter plate two on described clamp clip stay bearing plate is provided with clamp clip stay bearing plate fixed leg, described clamp clip stay bearing plate fixed leg 19 inserts and is fixedly installed on described adapter plate two, the end of described clamp clip stay bearing plate is provided with and fixes to clamp sheet and mobile clamp clip, fix to clamp between sheet and mobile clamp clip described in described safety strap is arranged on, described clamp clip stay bearing plate is also provided with clamping cylinder, the piston rod of described clamping cylinder is fixedly connected with and is arranged on described mobile clamp clip, described clamping cylinder is communicated with and is provided with gas generator.
Further, as preferably, described in fix to clamp on the sheet face relative with described mobile clamp clip and be provided with grip friction projection, described mobile clamp clip is also provided with grip friction projection with described fixing to clamp on the relative face of sheet.
Further, as preferably, the surface of described grip friction projection is coarse abrasion-proof structure.
Further, as preferably, described bending ratchet comprises locking tip section, middle linkage section and upper force section, wherein, one end of described upper locking tip section is the tip coordinating locking with described ratchet, the other end at described upper locking tip is connected with one end of described middle linkage section, and the other end connection of described middle linkage section is arranged on one end of described upper force section, and the other end of described upper force section adopts hinge to be arranged on described top rod.
Further, as preferably, described second font ratchet comprises lower locking tip section, arc linkage section and lower force section, wherein, one end of described lower locking tip section is the tip coordinating locking with described ratchet, the other end at described lower locking tip is connected with one end of described arc linkage section, and the other end connection of described arc linkage section is arranged on one end of described lower force section, and the other end of described lower force section adopts hinge to be arranged on described lower link.
Further, as preferably, be spatially also provided with dust boot between described adapter plate one and described adapter plate two, also comprise locking controller, described locking controller is connected with described gas aspirator and gas generator.
Beneficial effect of the present invention is:
A kind of Webbing retractor provided by the invention, once there is emergency braking situation, by the ratchet of the Dual-locking arranged that cooperatively interacts, namely cooperatively interact between ratchet one and ratchet two, common latch ratchet, simultaneously, be provided with belt clamping device, in an emergency situation, safety strap clamped simultaneously, improve the lockup capacity of Webbing retractor from different angles simultaneously, improve the safety and reliability of running car.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Webbing retractor of the present invention;
Fig. 2 is another angled arrangement schematic diagram of a kind of Webbing retractor of the present invention;
Fig. 3 is the ratchet work connection structure schematic diagram of a kind of Webbing retractor of the present invention;
Wherein, 1, adapter plate one, 2, adapter plate two, 3, ratchet, 4, spool, 5, safety strap, 6, ratchet mounting hole, 7, torsion spring, 8, pivot shaft one, 9, pivot shaft two, 10, supported hole, 11, second font ratchet, 12, bending ratchet, 13, pivot shaft three, 14, fix to clamp sheet, 15, mobile clamp clip, 16, ratchet ejection cylinder, 17, gas aspirator, 18, clamp clip stay bearing plate, 19, clamp clip stay bearing plate fixed leg, 20, clamping cylinder, 21, grip friction is protruding, 22, top rod, 23, lower link, 24, closed chamber one, 25, closed chamber two, 26, space ring.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description is carried out to the present invention.But should be appreciated that being provided only of accompanying drawing understands the present invention better, they not should be understood to limitation of the present invention.
As shown in Figure 1, the invention provides a kind of Webbing retractor, it comprises adapter plate 1, adapter plate 22, ratchet 3, spool 4, safety strap 5, torsion spring 7, ratchet one, ratchet two and belt clamping device, ratchet 3 is fixedly connected with described spool 4, described ratchet 3 and spool 4 are mounted between described adapter plate 1 and adapter plate 22, described safety strap 5 is wound around and is arranged on described spool 4, the two ends of described spool 4 are provided with torsion spring 7, between described adapter plate 1 and described adapter plate 22, the position of corresponding described ratchet 3 is provided with ratchet one, ratchet two and belt clamping device, and when emergency braking situation appears in automobile, cooperatively interact between described ratchet one and described ratchet two, the rotation of common latch ratchet, simultaneously, described belt clamping device clamps safety strap.
In the present embodiment, as Figure 1-3, ratchet one is second font ratchet 11, ratchet two is bending ratchet 12, described adapter plate 1 and adapter plate 22 are provided with multiple supported hole 10, be provided with in described supported hole 10 and be across pivot shaft 1 between described adapter plate 1 and adapter plate 22 and pivot shaft 29, on described pivot shaft 1, the position of corresponding described ratchet 3 is rotating is provided with described second font ratchet 11, on described pivot shaft 29, the position of corresponding described ratchet 3 is rotating is provided with bending ratchet 12, and described pivot shaft 1 is arranged on the below of described pivot shaft 29, one end away from ratchet 2 on described second font ratchet 11 is connected with lower link 23, described bending ratchet 12 is connected with top rod 22 away from one end of ratchet 3, ratchet ejection cylinder 16 is adopted to connect between described lower link 23 and described top rod 22, described ratchet ejection cylinder 16 inside is provided with space ring 26, described ratchet ejection cylinder 16 is divided into closed chamber 1 and closed chamber 2 25 by described space ring 26, what the end of described top rod 22 was slidably stretched into the form of piston is arranged in described closed chamber 1, the end of described lower link 23 equally with the form of piston be slidably stretch into be arranged in described closed chamber 2 25, gas aspirator 17 is connected with between described closed chamber 1 and closed chamber 2 25, when described gas aspirator 17 starts, gas in described closed chamber 1 is drained into described closed chamber 2 25, from but described top rod 22 move along identical direction with described lower link 23, thus described second font ratchet 11 and bending ratchet 12 are rotated to ratchet direction jointly, common cooperation latch ratchet.
Meanwhile, described ratchet 3 is provided with mounting hole 6, described ratchet 3 is arranged on described spool 4 by mounting hole 6 and pinned connection.Pivot shaft 3 13 is also provided with between described adapter plate 1 and adapter plate 22, described pivot shaft 3 13 is fixedly installed clamp clip stay bearing plate 18, side near adapter plate 2 13 on described clamp clip stay bearing plate 18 is provided with clamp clip stay bearing plate fixed leg 19, described clamp clip stay bearing plate fixed leg 19 inserts and is fixedly installed on described adapter plate 22, the end of described clamp clip stay bearing plate 18 is provided with and fixes to clamp sheet 14 and mobile clamp clip 15, fix to clamp described in described safety strap 5 is arranged between sheet 14 and mobile clamp clip 15, described clamp clip stay bearing plate 18 is also provided with clamping cylinder 20, the piston rod of described clamping cylinder 20 is fixedly connected with and is arranged on described mobile clamp clip 15, described clamping cylinder 20 is communicated with and is provided with gas generator.
In order to improve the gripping power to safety strap, described in fix to clamp on sheet 14 face relative with described mobile clamp clip 15 and be provided with grip friction projection 21, described mobile clamp clip 15 is also provided with grip friction projection 21 with described fixing to clamp on the relative face of sheet 14.Wherein, the surface of described grip friction projection 21 is coarse abrasion-proof structure.
In the present embodiment, described bending ratchet 12 comprises locking tip section, middle linkage section and upper force section, wherein, one end of described upper locking tip section is the tip coordinating locking with described ratchet, the other end at described upper locking tip is connected with one end of described middle linkage section, the other end connection of described middle linkage section is arranged on one end of described upper force section, and the other end of described upper force section adopts hinge to be arranged on described top rod.In like manner, second font ratchet comprises lower locking tip section, arc linkage section and lower force section, wherein, one end of described lower locking tip section is the tip coordinating locking with described ratchet, the other end at described lower locking tip is connected with one end of described arc linkage section, the other end connection of described arc linkage section is arranged on one end of described lower force section, and the other end of described lower force section adopts hinge to be arranged on described lower link.
Spatially also be provided with dust boot (not shown) between described adapter plate 1 and described adapter plate 22, also comprise locking controller, described locking controller is connected with described gas aspirator and gas generator.
A kind of Webbing retractor provided by the invention, at automobile once generation emergency braking situation, by the ratchet of the Dual-locking arranged that cooperatively interacts, namely cooperatively interact between ratchet one and ratchet two, common latch ratchet, simultaneously, be provided with belt clamping device, in an emergency situation, safety strap clamped simultaneously, improve the lockup capacity of Webbing retractor from different angles simultaneously, improve the safety and reliability of running car.
Above embodiment is only for illustration of the present invention; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all equivalent technical schemes also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (9)
1. a Webbing retractor, it comprises adapter plate one, adapter plate two, ratchet, spool, safety strap, torsion spring, ratchet one, ratchet two and belt clamping device, it is characterized in that, described ratchet is fixedly connected with described spool, described ratchet and spool are mounted between described adapter plate one and adapter plate two, described safety strap is wound around and arranges on said reel, the two ends of described spool are provided with torsion spring, between described adapter plate one and described adapter plate two, the position of corresponding described ratchet is provided with ratchet one, ratchet two and belt clamping device, and when emergency braking situation appears in automobile, cooperatively interact between described ratchet one and described ratchet two, the rotation of common latch ratchet, simultaneously, described belt clamping device clamps safety strap.
2. a kind of Webbing retractor according to claim 1, it is characterized in that, ratchet one is second font ratchet, ratchet two is bending ratchet, described adapter plate one and adapter plate two are provided with multiple supported hole, be provided with in described supported hole and be across pivot shaft one between described adapter plate one and adapter plate two and pivot shaft two, on described pivot shaft one, the position of corresponding described ratchet is rotating is provided with described second font ratchet, on described pivot shaft two, the position of corresponding described ratchet is rotating is provided with bending ratchet, and described pivot shaft one is arranged on the below of described pivot shaft two, one end away from ratchet on described second font ratchet is connected with lower link, described bending ratchet is connected with top rod away from one end of ratchet, ratchet ejection cylinder is adopted to connect between described lower link and described top rod, described ratchet ejection cylinder interior is provided with space ring, described ratchet ejection cylinder is divided into closed chamber one and closed chamber two by described space ring, what the end of described top rod was slidably stretched into the form of piston is arranged in described closed chamber one, the end of described lower link equally with the form of piston be slidably stretch into be arranged in described closed chamber two, gas aspirator is connected with between described closed chamber one and closed chamber two, when described gas aspirator starts, gas in described closed chamber one is drained into described closed chamber two, from but described top rod move along identical direction with described lower link, thus described second font ratchet and bending ratchet are rotated to ratchet direction jointly, common cooperation latch ratchet.
3. a kind of Webbing retractor according to claim 2, is characterized in that, described ratchet is provided with mounting hole, and described ratchet is arranged on said reel by mounting hole and pinned connection.
4. a kind of Webbing retractor according to claim 1, it is characterized in that, pivot shaft three is also provided with between described adapter plate one and adapter plate two, described pivot shaft three is fixedly installed clamp clip stay bearing plate, side near adapter plate two on described clamp clip stay bearing plate is provided with clamp clip stay bearing plate fixed leg, described clamp clip stay bearing plate fixed leg 19 inserts and is fixedly installed on described adapter plate two, the end of described clamp clip stay bearing plate is provided with and fixes to clamp sheet and mobile clamp clip, fix to clamp between sheet and mobile clamp clip described in described safety strap is arranged on, described clamp clip stay bearing plate is also provided with clamping cylinder, the piston rod of described clamping cylinder is fixedly connected with and is arranged on described mobile clamp clip, described clamping cylinder is communicated with and is provided with gas generator.
5. a kind of Webbing retractor according to claim 4, it is characterized in that, described fixing to clamp on the sheet face relative with described mobile clamp clip is provided with grip friction projection, and described mobile clamp clip is also provided with grip friction projection with described fixing to clamp on the relative face of sheet.
6. a kind of Webbing retractor according to claim 5, is characterized in that, the surface of described grip friction projection is coarse abrasion-proof structure.
7. a kind of Webbing retractor according to claim 1, it is characterized in that, described bending ratchet comprises locking tip section, middle linkage section and upper force section, wherein, one end of described upper locking tip section is the tip coordinating locking with described ratchet, the other end at described upper locking tip is connected with one end of described middle linkage section, the other end connection of described middle linkage section is arranged on one end of described upper force section, and the other end of described upper force section adopts hinge to be arranged on described top rod.
8. a kind of Webbing retractor according to claim 1-7 any one, it is characterized in that, described second font ratchet comprises lower locking tip section, arc linkage section and lower force section, wherein, one end of described lower locking tip section is the tip coordinating locking with described ratchet, the other end at described lower locking tip is connected with one end of described arc linkage section, the other end connection of described arc linkage section is arranged on one end of described lower force section, and the other end of described lower force section adopts hinge to be arranged on described lower link.
9. a kind of Webbing retractor according to claim 1-7 any one, it is characterized in that, spatially also be provided with dust boot between described adapter plate one and described adapter plate two, also comprise locking controller, described locking controller is connected with described gas aspirator and gas generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510731179.2A CN105398417B (en) | 2015-10-29 | 2015-10-29 | A kind of Webbing retractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510731179.2A CN105398417B (en) | 2015-10-29 | 2015-10-29 | A kind of Webbing retractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105398417A true CN105398417A (en) | 2016-03-16 |
| CN105398417B CN105398417B (en) | 2018-04-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510731179.2A Active CN105398417B (en) | 2015-10-29 | 2015-10-29 | A kind of Webbing retractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105398417B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106890405A (en) * | 2017-04-13 | 2017-06-27 | 苏州市职业大学 | A kind of electric pole operation safety belt |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1033608A (en) * | 1987-09-16 | 1989-07-05 | 奥洛利夫-科尔夫股份有限公司 | The belt clamping apparatus that the belt placement system of belt coiler is arranged |
| CN1100044A (en) * | 1993-06-01 | 1995-03-15 | Trw莱帕有限公司 | Seat belt retractor |
| CN1100043A (en) * | 1993-09-10 | 1995-03-15 | 高田株式会社 | Seat belt retractor |
| CN1145605A (en) * | 1995-01-19 | 1997-03-19 | Trw乘员约束***公司 | Transport safety system on a belt winding unit |
| US5887814A (en) * | 1996-10-17 | 1999-03-30 | Nsk Ltd. | Seat belt retractor and controlling method of the same |
| CN1680150A (en) * | 2004-04-09 | 2005-10-12 | 株式会社东海理化电机制作所 | Webbing retractor |
| CN101306676A (en) * | 2007-05-18 | 2008-11-19 | 德尔斐韩国株式会社 | Seat belt retractor |
-
2015
- 2015-10-29 CN CN201510731179.2A patent/CN105398417B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1033608A (en) * | 1987-09-16 | 1989-07-05 | 奥洛利夫-科尔夫股份有限公司 | The belt clamping apparatus that the belt placement system of belt coiler is arranged |
| CN1100044A (en) * | 1993-06-01 | 1995-03-15 | Trw莱帕有限公司 | Seat belt retractor |
| CN1100043A (en) * | 1993-09-10 | 1995-03-15 | 高田株式会社 | Seat belt retractor |
| CN1145605A (en) * | 1995-01-19 | 1997-03-19 | Trw乘员约束***公司 | Transport safety system on a belt winding unit |
| US5887814A (en) * | 1996-10-17 | 1999-03-30 | Nsk Ltd. | Seat belt retractor and controlling method of the same |
| CN1680150A (en) * | 2004-04-09 | 2005-10-12 | 株式会社东海理化电机制作所 | Webbing retractor |
| CN101306676A (en) * | 2007-05-18 | 2008-11-19 | 德尔斐韩国株式会社 | Seat belt retractor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106890405A (en) * | 2017-04-13 | 2017-06-27 | 苏州市职业大学 | A kind of electric pole operation safety belt |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105398417B (en) | 2018-04-20 |
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Effective date of registration: 20210104 Address after: 313000 room 1020, science and Technology Pioneer Park, 666 Chaoyang Road, Nanxun Town, Nanxun District, Huzhou, Zhejiang. Patentee after: Huzhou You Yan Intellectual Property Service Co.,Ltd. Address before: 065000 AI min Dong Road, Langfang, Hebei Province, No. 133 Patentee before: NORTH CHINA INSTITUTE OF AEROSPACE ENGINEERING |
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Effective date of registration: 20210127 Address after: 333000 6-8 Hangkong Road, Zhushan District, Jingdezhen City, Jiangxi Province Patentee after: Jiangxi weikesaifu Aviation Technology Co., Ltd Address before: 313000 room 1020, science and Technology Pioneer Park, 666 Chaoyang Road, Nanxun Town, Nanxun District, Huzhou, Zhejiang. Patentee before: Huzhou You Yan Intellectual Property Service Co.,Ltd. |