WO2020134768A1 - Dispositif de rétraction de ceinture de sécurité et ensemble ceinture de sécurité - Google Patents

Dispositif de rétraction de ceinture de sécurité et ensemble ceinture de sécurité Download PDF

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Publication number
WO2020134768A1
WO2020134768A1 PCT/CN2019/120307 CN2019120307W WO2020134768A1 WO 2020134768 A1 WO2020134768 A1 WO 2020134768A1 CN 2019120307 W CN2019120307 W CN 2019120307W WO 2020134768 A1 WO2020134768 A1 WO 2020134768A1
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WO
WIPO (PCT)
Prior art keywords
tube
seat belt
frame
retracting device
accommodating portion
Prior art date
Application number
PCT/CN2019/120307
Other languages
English (en)
Chinese (zh)
Inventor
拉尔森·莱纳斯·卡尔·阿克塞尔
虞悦
许志源
文卡提什·沙迦·巴萨拉鲁
乌拉·莎菲
Original Assignee
奥托立夫开发公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 奥托立夫开发公司 filed Critical 奥托立夫开发公司
Priority to KR1020217022789A priority Critical patent/KR20210124216A/ko
Publication of WO2020134768A1 publication Critical patent/WO2020134768A1/fr

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    • 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
    • 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
    • B60R22/46—Reels with means to tension the belt in an emergency by forced winding up
    • 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
    • B60R2022/3402—Retractor casings; Mounting thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2306/00—Other features of vehicle sub-units
    • B60Y2306/09—Reducing noise

Definitions

  • the present invention relates to a seat belt restraining device for restraining a vehicle occupant, and more particularly, to a seat belt retracting device for pretensioning a seat belt.
  • the pre-tensioned seat belt can eliminate this gap by tightening the seat belt webbing in a collision, providing more effective protection.
  • the pre-tensioned seat belt realizes this function by rotating the tensioner.
  • the rotary tensioner is connected to the mandrel of the seat belt retractor, and the mandrel can be rotated by a transmission device.
  • the transmission device generally includes a transmission wheel and a mass body for driving the rotation of the transmission wheel.
  • a recess for accommodating the mass body is formed on the outer circumferential surface of the transmission wheel, and the transmission wheel is connected to the seat belt core shaft.
  • This pretensioned seat belt has a gas generator used as a driving device.
  • the gas generator and the mass body are provided in the tube. With this gas generator, a very high pressure can be generated in the tube in a short time.
  • WO2014048522A1 discloses a seat belt retractor, which includes a U-shaped frame, a tube provided with a gas generator and a mass body, and a housing for connecting the tube to the frame.
  • the tube includes a first part and a second part lying in the same plane at both ends, and a curved third part outside the plane connecting the first part and the second part.
  • the housing includes a body portion and two holding portions extending outward from the body portion. The first part and the second part of the tube are respectively held by two holding parts.
  • the housing also includes a lower extension that extends downward from the main body portion and is located between the holding portions, so the curved shape of the third portion needs to leave an accommodation space for the lower extension.
  • the tube needs to adopt a more curved shape and a longer length.
  • An object of the present invention is to provide a seat belt retracting device and seat belt assembly capable of shortening the length of a tube.
  • An object of the present invention is to provide a seat belt retracting device and a seat belt assembly that simplify the installation structure of a pipe.
  • Another object of the present invention is to provide a seat belt retracting device and seat belt assembly having a more compact structure.
  • Another object of the present invention is to provide a seat belt retracting device and seat belt assembly capable of reducing noise.
  • An aspect of the present invention provides a seat belt retracting device, including: a frame; a mandrel, which is rotatably supported in the frame, wherein the webbing can be retracted on the mandrel; a tube, in which a gas generator and multiple A mass body is provided in the tube, the tube includes a first part, a second part and a third part, the third part connects the first part and the second part; and a housing for fixing the tube to the frame, the housing includes the first housing And a limiter, wherein the first accommodating part can at least partially accommodate the first part of the tube, the limiter is provided on the first accommodating part and protrudes from the inner surface of the first accommodating part, wherein the tube includes an engaging part, which It is provided on the first part and is engaged with the stop to define the tube relative to the frame.
  • the seat belt retracting device further includes a pipe clamp for fixing the pipe to the frame at the second portion, wherein the pipe clamp includes a second receiving portion, wherein the second receiving portion can be at least partially Hold the second part of the tube.
  • the limit portion includes a first protrusion formed by recessing from the outer surface toward the inner surface of the first receiving portion, and wherein the tube includes a recessed portion located in the first portion, wherein the first portion of the tube When being received in the first receiving portion, the first protrusion can be positioned and engaged in the recessed portion to define the tube relative to the frame.
  • the limit portion includes a second protrusion formed by recessing from the outer surface toward the inner surface of the first accommodating portion, and wherein, when the first portion of the tube is accommodated in the first accommodating portion, The second protrusion is engaged with the circular arc outer surface of the first part of the tube.
  • the housing is fixed to the frame on the first axial side of the frame
  • the tube clamp is fixed to the frame on the second axial side of the frame.
  • the inner surface of the first accommodating portion includes at least a part of the arc surface, which has a shape conforming to the arc surface of the first part of the tube.
  • the inner surface of the pipe clamp includes at least a portion of an arc surface that surrounds the second portion within a range of at least one hundred and eighty degrees along the circumferential direction of the second portion of the pipe.
  • the extension direction of the first part and the extension direction of the second part are perpendicular to the longitudinal axis of the mandrel of the seat belt retractor, and the extension direction of the first part and the extension direction of the second part are at an angle.
  • the gas generator is arranged in the second part of the tube.
  • a seat belt assembly including: a seat belt retracting device, including: a frame; a mandrel, which is rotatably supported in the frame, wherein the webbing can be retracted on the mandrel; a tube , Where the gas generator and a plurality of mass bodies are arranged in a tube, the tube includes a first part, a second part and a third part, the third part connects the first part and the second part; and a housing for fixing the tube to the frame ,
  • the housing includes a first accommodating portion and a limiting portion, wherein the first accommodating portion can at least partially accommodate the first portion of the tube, the limiting portion is provided on the first accommodating portion and protrudes from the inner surface of the first accommodating portion, wherein
  • the tube includes an engaging portion provided on the first portion and engaged with the limit portion to define the tube relative to the frame; and a webbing, which is fixed to the mandrel of the seat belt retracting device at one end.
  • the seat belt retracting device further includes a pipe clamp for fixing the pipe to the frame at the second portion, wherein the pipe clamp includes a second receiving portion, wherein the second receiving portion can be at least partially Hold the second part of the tube.
  • the limit portion includes a first protrusion formed by recessing from the outer surface toward the inner surface of the first receiving portion, and wherein the tube includes a recessed portion located in the first portion, wherein the first portion of the tube When being received in the first receiving portion, the first protrusion can be positioned and engaged in the recessed portion to define the tube relative to the frame.
  • the limit portion includes a second protrusion formed by recessing from the outer surface toward the inner surface of the first accommodating portion, and wherein, when the first portion of the tube is accommodated in the first accommodating portion, The second protrusion is engaged with the circular arc outer surface of the first part of the tube.
  • the housing is fixed to the frame on the first axial side of the frame
  • the tube clamp is fixed to the frame on the second axial side of the frame.
  • the inner surface of the first accommodating portion includes at least a part of the arc surface, which has a shape conforming to the arc surface of the first part of the tube.
  • the inner surface of the pipe clamp includes at least a portion of an arc surface that surrounds the second portion within a range of at least one hundred and eighty degrees along the circumferential direction of the second portion of the pipe.
  • the extension direction of the first part and the extension direction of the second part are perpendicular to the longitudinal axis of the mandrel of the seat belt retractor, and the extension direction of the first part and the extension direction of the second part are at an angle.
  • the gas generator is arranged in the second part of the tube.
  • the limit portion includes a first protrusion formed by recessing from the outer surface toward the inner surface of the first receiving portion, and wherein the tube includes a recessed portion located in the first portion, wherein the first portion of the tube When being received in the first receiving portion, the first protrusion can be positioned and engaged in the recessed portion to define the tube relative to the frame.
  • the tube may have a shorter length, so that less mass body may be used to drive the transmission wheel, and the driving efficiency and response speed of the seat belt retracting device may be improved.
  • the position-limiting portion of the casing can firmly limit the position of the tube, thereby simplifying the fixing structure of the tube and making the structure of the seat belt retracting device more compact.
  • the squeezing of the tube by the limiting portion of the housing can also reduce noise, especially when the gas generator is started.
  • the pipe clamp can additionally fix the pipe, improve the stability of the pipe and further reduce noise.
  • FIG. 1 is a schematic diagram of a seat belt retracting device according to an embodiment of the present invention.
  • FIG. 2 is a schematic diagram of a seat belt retracting device according to an embodiment of the present invention viewed from another angle.
  • FIG 3 is a schematic diagram of a tube according to an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of a housing according to an embodiment of the present invention.
  • Fig. 5 is a schematic view of a housing according to an embodiment of the present invention viewed from another angle.
  • FIG. 6 is a schematic diagram of a pipe clamp according to an embodiment of the present invention.
  • FIG. 7 is a plan view of a seat belt retracting device according to an embodiment of the present invention.
  • FIG. 8 is a cross-sectional view of the seat belt retracting device shown in FIG. 7 taken along the A-A plane.
  • FIG. 9 is an enlarged schematic view at C in FIG. 8.
  • FIG. 10 is a schematic view of the seat belt retracting device shown in FIG. 7 viewed in the direction B.
  • FIG. 10 is a schematic view of the seat belt retracting device shown in FIG. 7 viewed in the direction B.
  • FIG. 11 is an enlarged schematic diagram at D in FIG. 10.
  • FIG. 1 is a schematic diagram of a seat belt retracting device according to an embodiment of the present invention.
  • FIG. 2 is a schematic diagram of a seat belt retracting device according to an embodiment of the present invention viewed from another angle.
  • the seat belt retracting device 100 may include a frame 10, a mandrel 20, a tube 30 and a housing 40.
  • the frame 10 may have a substantially U-shaped configuration.
  • the frame 10 may include a back plate 11, side plates 12 and 13.
  • the side plates 12 and 13 may be arranged in parallel.
  • the side plates 12 and 13 may respectively form a through hole (not shown) so that the mandrel 20 can pass through the through hole.
  • the mandrel 20 may be rotatably supported on the frame 10.
  • the mandrel 20 may have a substantially cylindrical configuration.
  • One end of the webbing (not shown) may be fixed to the mandrel 20. When the mandrel 20 rotates, the webbing can be wound on or unwound from the mandrel 20.
  • a transmission wheel (not shown) may be mounted to one axial end of the mandrel 20 (near the side plate 12 of the frame 10). The transmission wheel is connected to the mandrel 20 in a torque-proof manner.
  • a plurality of recesses evenly distributed along the circumferential direction may be formed on the outer circumferential surface of the transmission wheel. These pockets can be used to engage multiple masses that drive the drive wheel to rotate, as described below.
  • the tube 30 may have a curved shape.
  • the tube 30 is hollow and has an internal passage.
  • the tube 30 may have a first part 31, a second part 32 and a third part 33.
  • the first part 31 and the second part 32 are at both ends of the tube 30, respectively.
  • the extension direction of the first portion 31 and/or the extension direction of the second portion 32 may be perpendicular to the longitudinal axis of the mandrel 20 of the seat belt retractor.
  • the extension direction of the first portion 31 and the extension direction of the second portion 32 may be arranged at an angle.
  • the first part 31 and the second part 32 are connected to each other through the third part 33.
  • the first part 31 and the third part 33 form a curved connection, and the second part 32 and the third part 33 form a curved connection.
  • the third portion 33 extends substantially in a direction parallel to the longitudinal axis of the mandrel 20 of the seat belt retractor except for the connection area with the first portion 31 and the second portion 32.
  • the accommodating space for accommodating a part of the frame 10 can make the belt retracting device have a more compact structure.
  • the gas generator 34 and a plurality of mass bodies may be provided in the tube 30.
  • the tube, gas generator, mass body and transmission wheel can constitute the pretensioner of the belt retractor.
  • the gas generator 34 may be provided in the second part 32.
  • the mass body may be, for example, a mass ball.
  • the gas generator 34 will release gas when activated, and the gas can drive the mass to move in the tube 30 and leave the tube 30 from the first part 31.
  • the seat belt retractor activates the gas generator and generates gas to accelerate multiple masses and be pushed into multiple recesses in the transmission wheel.
  • the driving wheel rotates by driving a plurality of mass bodies, and drives the mandrel 20 connected to it to rotate, so that the webbing is wound tightly.
  • the housing 40 is used to fix the tube 30 to the frame 10.
  • 4 is a schematic diagram of a housing according to an embodiment of the present invention.
  • Fig. 5 is a schematic view of a housing according to an embodiment of the present invention viewed from another angle.
  • the housing 40 may include a cup-shaped portion 41 and a receiving portion 42.
  • the cup-shaped portion 41 may have an opening through which the end of the mandrel 20 may pass, as shown in FIG. 1.
  • the cup-shaped portion 41 can accommodate, for example, a driving wheel of a seat belt retractor.
  • the receiving portion 42 may extend from the cup-shaped portion 41.
  • the receiving portion 42 may at least partially receive the first portion 31 of the tube 30.
  • the shape of the inner surface of the receiving portion 42 may conform to the shape of the outer contour of the first portion 31 of the tube 30.
  • the inner surface of the accommodating portion 42 may include at least a part of an arc surface to engage with the outer arc surface of the first portion 31 of the tube 30.
  • the housing 40 may further include a flange portion 43 extending from the outer periphery of the cup portion 41 and a flange portion extending from the outer periphery of the receiving portion 42 44.
  • the housing 40 may be fixed to the side plate 12 of the frame 10 through the flange portions 43 and 44.
  • the seat belt retracting device 100 may further include a pipe clamp 50.
  • 6 is a schematic diagram of a pipe clamp according to an embodiment of the present invention.
  • the tube clamp 50 is used to auxiliaryly fix the tube 30 to the frame 10.
  • the tube clamp 50 may fix the tube 30 to the frame 10 at the second portion 32 of the tube 30, such as the side plate 13.
  • the pipe clamp 50 may include a receiving portion 51 and a fixing portion 52.
  • the receiving portion 51 may be formed integrally with the fixing portion 52.
  • the fixing portion 52 may be fixed to the side plate 13 of the frame 10.
  • the fixing portion 52 may be connected to the side plate 13 by a snap or the like.
  • the accommodating portion 51 may at least partially accommodate the second portion 32 of the tube 30.
  • the shape of the inner surface of the receiving portion 51 may conform to the shape of the outer contour of the second portion 32 of the tube 30.
  • the inner surface of the receiving portion 51 may include at least a portion of a circular arc surface to engage with the circular arc outer surface of the second portion 32 of the tube 30.
  • the arc-shaped inner surface of the receiving portion 51 may surround the second portion 32 within a range of at least one hundred and eighty degrees along the circumferential direction of the second portion 32 of the tube 30.
  • the receiving portion 51 may have elasticity. When the second portion 32 is pressed into the accommodating portion 51, the accommodating portion 51 elastically expands to accommodate the second portion 32; and when the second portion 32 enters the accommodating portion 51, the accommodating portion 51 elastically contracts to hold the second portion 32 .
  • FIG. 7 is a plan view of a seat belt retracting device according to an embodiment of the present invention.
  • 8 is a cross-sectional view of the seat belt retracting device shown in FIG. 7 taken along the A-A plane.
  • FIG. 9 is an enlarged schematic view at C in FIG. 8.
  • FIG. 10 is a schematic view of the seat belt retracting device shown in FIG. 7 viewed in the direction B.
  • FIG. 11 is an enlarged schematic diagram at D in FIG. 10.
  • the housing 40 may further include a limiting portion 45.
  • the limiting portion 45 may be provided on the receiving portion 42.
  • the limiting portion 45 protrudes inside the accommodating portion 42.
  • the limiting portion 45 may include a protrusion 45A.
  • the protrusion 45A is used to engage with the tube 30 to restrict the position of the tube 30 relative to the frame 10.
  • the protrusion 45A may be located at a position of the accommodating portion 42 away from the frame 10 in the longitudinal axis direction of the mandrel 20, and at a position near the middle of the accommodating portion 42 in the extending direction of the first portion 31 of the tube 30 Office.
  • the protrusion 45A can be formed in various ways and have various shapes, while providing the above-described functions.
  • the protrusion 45A is in the form of a curl or protrusion in the accommodating portion 42 so that the accommodating portion 42 and the protrusion 45A have substantially the same thickness.
  • the protrusion 45A may be formed to increase the thickness of the inner surface of the receiving portion 42. In this case, there is no corresponding depression on the outer surface of the accommodating portion 42.
  • the protrusion 45A may be formed integrally with the receiving portion 42.
  • the protrusion 45A may be a separate component or material attached to the receiving portion 42.
  • the protrusion 45A of the separate part may be attached to the inner surface of the receiving portion 42 by welding, bonding, mechanical fasteners, or the like.
  • the protrusion 45A (for example, a plate-shaped member) of a separate member may be inserted into and pass through an opening in the receiving portion 42 (an opening penetrating the thickness of the receiving portion 42 ), and then be firmly fixed to the receiving portion 42.
  • the tube 30 may include an engaging portion 35 which is provided on the first portion 31 of the tube 30 as shown in FIG. 3.
  • the engaging portion 35 is used to engage with the protrusion 45A to define the position of the tube 30 relative to the frame 10.
  • the engaging portion 35 may be formed near the end of the first portion 31.
  • the engaging portion 35 can be formed in various ways and have various shapes while providing the above-described functions.
  • the engaging portion 35 is in the form of an opening or a depression in the first portion 31, so that the inner diameter of the first portion 31 at the engaging portion 35 is substantially the same as the inner diameter of the first portion 31 at other positions . In this case, there is no corresponding protrusion on the inner surface of the first portion 31 so as not to affect the movement of the mass body in the tube 30.
  • the engaging portion 35 may be formed as a through hole in the first portion 31, as shown in FIG. 9.
  • the engaging portion 35 in the form of a recess or a through hole may have a shape conforming to the protrusion 45A.
  • the engaging portion 35 may be formed in a form of increasing thickness on the outer surface of the first portion 31.
  • the engaging portion 35 may be formed integrally with the first part 31.
  • the joint 35 may be a separate component or material attached to the first portion 31.
  • the joint 35 of the individual parts may be attached to the outer surface of the first part 31 by welding, bonding, mechanical fasteners, or the like.
  • the engaging portion 35 and the protruding portion 45A are engaged with each other to define the position of the tube 30 relative to the frame 10.
  • the protrusion 45A is located in the engaging portion 35 formed as a through hole.
  • the protrusion 45A is provided so that when it protrudes into the engaging portion 35, the protrusion 45A does not exceed the inner surface of the first portion 31.
  • the limiting portion 45 may include a protrusion 45B.
  • the protrusion 45B may be located at a position near the edge of the receiving portion 42 along the extending direction of the first portion 31 of the tube 30.
  • the surface of the protrusion 45B may include at least a part of a flat surface.
  • the limit portion 45 may include a plurality of protrusions 45B, for example, two.
  • the protrusion 45B can be formed in various ways and have various shapes while providing the above-described functions.
  • the protrusion 45B is in the form of a protrusion in the receiving portion 42 so that the protrusion 45B has at least a part of a substantially flat surface. In this case, there is a corresponding depression on the outer surface of the receiving portion 42.
  • the protrusion 45B may be formed to increase the thickness of the inner surface of the receiving portion 42. In this case, there is no corresponding depression on the outer surface of the accommodating portion 42.
  • the protrusion 45B may be formed integrally with the receiving portion 42.
  • the protrusion 45B may be a separate component or material attached to the receiving portion 42.
  • the protrusion 45B of the individual component may be attached to the inner surface of the receiving portion 42 by welding, bonding, mechanical fasteners, or the like.
  • the protrusion 45B may directly contact the arc-shaped outer surface of the tube 30 to define the position of the tube 30 relative to the frame 10.
  • the two protrusions 45B contact and press the outer surface of the tube 30 through their flat surfaces.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automotive Seat Belt Assembly (AREA)

Abstract

L'invention concerne un dispositif de rétraction de ceinture de sécurité (100) et ensemble ceinture de sécurité Le dispositif de rétraction de ceinture de sécurité (100) comprend : un cadre (10) ; un mandrin (20), qui peut être supporté de manière rotative dans le cadre (10), une sangle pouvant être rétractée sur le mandrin (20) ; un tube (30), un générateur de gaz (34) et une pluralité de masses étant disposés dans le tube (30), le tube (30) comprenant une première partie (31), une deuxième partie (32) et une troisième partie (33), la troisième partie (33) reliant la première partie (31) et la deuxième partie (32) ; et un boîtier (40), qui est utilisé pour fixer le tube (30) au cadre (10), le boîtier (40) comprend une première partie de réception (42) et une partie de limitation (45), la première partie de réception (42) peut recevoir au moins partiellement la première partie (31) du tube (30), la partie de limitation (45) est disposée sur la première partie de réception (42) et fait saillie à partir de la surface interne de la première partie de réception (42), le tube (30) comprenant une partie d'articulation (35), qui est disposée sur la première partie (31) et qui est en prise avec la partie de limitation (45) pour définir le tube (30) par rapport au cadre (10).
PCT/CN2019/120307 2018-12-24 2019-11-22 Dispositif de rétraction de ceinture de sécurité et ensemble ceinture de sécurité WO2020134768A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020217022789A KR20210124216A (ko) 2018-12-24 2019-11-22 안전벨트 리트랙팅 장치 및 안전벨트 어셈블리

Applications Claiming Priority (2)

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CN201811579769.8 2018-12-24
CN201811579769.8A CN111347994B (zh) 2018-12-24 2018-12-24 安全带卷收装置及安全带组件

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WO2020134768A1 true WO2020134768A1 (fr) 2020-07-02

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KR102515136B1 (ko) * 2022-09-24 2023-03-27 이호 안전벨트용 파이프 보강캡의 보강구조

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JP2008273446A (ja) * 2007-05-01 2008-11-13 Autoliv Development Ab ウェビング巻取り装置
CN102656057A (zh) * 2009-12-15 2012-09-05 高田株式会社 安全带卷收器及具有该安全带卷收器的安全带装置
JP2015107724A (ja) * 2013-12-04 2015-06-11 三菱自動車工業株式会社 車両のシートベルト装置
JP2015116882A (ja) * 2013-12-17 2015-06-25 三菱自動車工業株式会社 車両のシートベルト装置
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JP2875505B2 (ja) * 1995-10-16 1999-03-31 株式会社東海理化電機製作所 ウエビング巻取装置
US8740125B2 (en) * 2009-04-17 2014-06-03 Autoliv Development Ab Seatbelt retractor
CN202806674U (zh) * 2012-08-21 2013-03-20 延锋百利得（上海）汽车安全系统有限公司 具有齿条式预拉紧机构的安全带卷收器

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Publication number Priority date Publication date Assignee Title
US20010035472A1 (en) * 1999-02-26 2001-11-01 Tetsuya Hamaue Seat belt retractor
JP2008273446A (ja) * 2007-05-01 2008-11-13 Autoliv Development Ab ウェビング巻取り装置
CN102656057A (zh) * 2009-12-15 2012-09-05 高田株式会社 安全带卷收器及具有该安全带卷收器的安全带装置
JP2015107724A (ja) * 2013-12-04 2015-06-11 三菱自動車工業株式会社 車両のシートベルト装置
JP2015116882A (ja) * 2013-12-17 2015-06-25 三菱自動車工業株式会社 車両のシートベルト装置
CN108791178A (zh) * 2017-04-27 2018-11-13 比亚迪股份有限公司 烟火式预拉紧机构的固定结构及安全带卷收器
CN207594900U (zh) * 2017-12-08 2018-07-10 沈阳金杯锦恒汽车安全系统有限公司 一种防旋转的安全带钢管结构

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