CN100396520C - Passenger constraint system having a seat belt containing a guiding device and a tieplate - Google Patents

Passenger constraint system having a seat belt containing a guiding device and a tieplate Download PDF

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Publication number
CN100396520C
CN100396520C CNB2003801084466A CN200380108446A CN100396520C CN 100396520 C CN100396520 C CN 100396520C CN B2003801084466 A CNB2003801084466 A CN B2003801084466A CN 200380108446 A CN200380108446 A CN 200380108446A CN 100396520 C CN100396520 C CN 100396520C
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China
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percentage
weight
webbing
tape guide
guide device
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Expired - Fee Related
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CNB2003801084466A
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Chinese (zh)
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CN1735527A (en
Inventor
比容·纳格
苏达萨纳姆·兰加拉简
卡利亚纳孙达拉姆·斯瓦米纳坦
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AUTLEF IFB INDIA Co
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AUTLEF IFB INDIA Co
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • B60R22/18—Anchoring devices
    • 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
    • B60R22/18—Anchoring devices
    • B60R22/24—Anchoring devices secured to the side, door, or roof of the vehicle
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Automotive Seat Belt Assembly (AREA)

Abstract

The present invention provides a passenger constraint system having a seat belt, the seat belt device has double-layer (10 and 12) which is made of non hardening steel and thickness is more and more thin, uplift belt guide apparatus (1). The present invention also provides a non hardening steel anchor plate which has apophysis bolt and zonal fabrics, and a slot as well as thickness is more and morn thin.

Description

The automobile safety seat belt device
Technical field
The present invention relates in general to a kind of occupant restraint system that has seatbelt.The present invention goes on foot especially and has the double layered sash guide that reduces thickness and a seat safety belt apparatus of anchor slab.
Background technology
Automobile is equipped with seatbelt.Because in impact event, seat safety belt assembly reply passenger retrains, so this seat safety belt assembly is a kind of important safety member.In addition, it should be able to absorb and withstand impulsive force, and significant deformation or malfunctioning can not occur.
The failure-free seatbelt can prevent that the passenger from impacting on windshield or the bearing circle in the automobile, and reduces fatal and/or serious injury greatly.
Seatbelt disposes webbing, and when vehicle impacted suddenly, its design was stretched over the degree of expectation with the constraint passenger.When if webbing is pulled out suddenly, the inertia lockout mechanism of the tractor of seat safety belt assembly will lock webbing.The webbing of seatbelt extends when being designed loading, so that car impact is with lower load and through the time of length is sent to the wearing safety belt person who is retrained.
Mainly, the rigid components such as the tape guide device, anchor slab and the tractor that are additional to vehicle body plays an important role in load transfer.
This tape guide device is set near the vehicle inside car body of seat-assembly, passes through through the tape guide device to help webbing, and allows webbing freely to rotate on pivot.
Traditional seatbelt comprises the tape guide device of being made by the quench hardening medium-carbon steel of the thick material of about 3mm.The subject matter of tape guide device is that after heat treatment conformability is relatively poor, and wherein heat treatment process is the critical process during it is produced.
Traditional seatbelt also comprises the anchor slab of being made by the dead-soft steel of 4mm thickness, to realize best load-carrying ability.Existing tape guide material is the sheet metal that acceptance is heat-treated to the quench hardening medium-carbon steel of about 42-45HRC (Rockwell hardness number C), to realize the stretch-proof load request.Hot-cured process trouble and consuming time.For obtaining 42-45HRC, parts must be through repeated tempering, until the product that obtains requiring.In the process that improves the HRC value, the crash-resistant crystal lattice structure of material will occur changing and become fragile, and this can cause the predetermined prod failure.On the other hand, if the value of HRC reduces, product will much begin surrender before yield point, and causes the product failure equally.
In the strength analysis of carrying out tape guide device and anchor slab, observed following stress point:
(a) bolt hole; With
(b) slotted eye of webbing.
Consider above-mentioned stress analysis, exist the desired locations place that produces at observed stress point to strengthen, and further strengthen the tape guide device of the total tensile strength of product and the demand of anchor slab.In addition, under the situation of the tensile strength that does not jeopardize product, being used for making the firsthand data that tape guide device of the present invention and anchor slab use is to select from the non-hardened material steel that thickness reduces.
Summary of the invention
Main purpose of the present invention is to provide a kind of seat safety belt apparatus as occupant restraint system, and it comprises double layered sash guide and anchor slab that thickness reduces.
The object of the present invention is to provide the tape guide device of the firsthand data that a kind of thickness reduces, but can obtain best tensile strength and load characteristic.
Even another object of the present invention is to provide a kind of anchor slab that when firsthand data that used thickness reduces, also can stand high tension load in operation.
Another object of the present invention is to provide without hot-cured tape guide device and anchor slab.
Another object of the present invention is to develop a kind of tape guide device and anchor slab of cost economy.
The invention provides a kind of seat safety belt apparatus, it comprises the anchor slab that non-hardened steel is reduced as the double layered sash guide and the thickness of firsthand data.The present invention also provides a kind of thickness to reduce but has passed through to add bolt and the tape guide device of webbing slit protuberance maintenance optimum tensile strength and load characteristic.In addition, even anchor slab of the present invention also can stand the high tensile load in operation when firsthand data that used thickness reduces.Tape guide device of the present invention and anchor slab wherein do not adopt heat treatment process without sclerosis.
Description of drawings
Fig. 1 has shown the decomposition view of tape guide assembly;
Fig. 1 a has shown complete seat safety belt assembly;
Fig. 2 is the decomposition view of anchor slab assembly;
Fig. 3 has shown the side and the front elevation of the double layered sash guide with the auxiliary substrate of advocating peace;
Fig. 4 provides the preceding and lateral plan of tape guide device, with the demonstration double layered sash guide, and further shows protuberance webbing slit and bolt hole;
Fig. 5 provides the preceding and lateral plan of the anchor slab that the thickness of webbing slit with protuberance and bolt hole reduces.
The specific embodiment
At first with reference to Fig. 1 a that wherein discloses seat safety belt assembly, seatbelt generally includes a tractor that " inertia " lockout mechanism is provided by locking seatbelt in impacting suddenly.As the part of seat safety belt apparatus, seatbelt is made by webbing 2, and design webbing 2 prolongs (elongate) so that with lower load and in the restriction of long time realization to the wearer.Tape guide device 1 helps webbing 2 and freely rotates on pivot, and is secured on the vehicle structure.When using seatbelt, tongue and Belt with clasp assembly are used for pinning safely the passenger at every turn.The seatbelt design is worn on the skeleton structure of health, and strides across the front portion of pelvis, chest and arm.Anchor slab 9 is set near the tractor that holds webbing.As long as the user uses seatbelt, when the webbing 2 that receives from tape guide device 1 and anchor slab 9 easily is fit into bracelet with tongue and stop.
Therefore, the invention provides the seat safety belt assembly that comprises tape guide device and anchor slab, is used for restriction passenger when impacting suddenly.Referring now to Fig. 1-5, wherein tape guide device 1 is usually located at or approaching hood or the pillar stiffener that just is positioned at the passenger rear.Through this tape guide device 1, the webbing of seatbelt 2 from the tractor (not shown) be fed to the tongue (this figure is not shown) of seatbelt and will be fixed to the bottom of pillar or the floor of car body on anchor slab 9, and tongue is locked into the bracelet (this figure is not shown) that is installed in the seat belt system opposite side.The routing of this safety strap is known as 3 seatbelts, and it has limited passenger's shoulder and waist.This tape guide device 1 is used to cross the passenger and suitably locatees shoulder belt, and guides passing through of safety strap during extraction and withdrawal.
The seat safety belt apparatus that has safety strap with double layered sash guide 1 is supported by anchor slab 9, so that the restriction to the passenger on the seat to be provided when impact suddenly occurring.Utilize the bolt hole or the slotted hole 15 of protuberance, double layered sash guide 1 is installed on the bolt 4 freely to pivot.Bolt 4 is suspended from the inner surface, side of vehicle, near the upper area of seat safety belt assembly.Now specifically with reference to Fig. 3, have the steel disc that the tape guide device of auxiliary substrate 10 made by Armco-stabilized steel and cut into, be preferably about the micro alloyed steel that reduces thickness of 2-2.5mm.Slit 11 is cut open the webbing of extracting out from tractor assembly (this is not shown) with permission 2 on auxiliary substrate 10 passes through in the clear.Be similar to second substrate 10, the steel disc that main substrate 12 is made by non-hardened steel cuts into, the micro alloyed steel of the about 2-2.5mm of thickness preferably, and the webbing slit 13 of protuberance is formed in the webbing zone of main substrate 12.Referring now to Fig. 4, main substrate 12 curls at one end, to be used as the blocking device that is molded into the auxiliary substrate 10 on the main substrate 12.The auxiliary substrate 10 of being installed on the main substrate 12 forms the extra play that centers in the zone of webbing slit 13, so that the additional tensile strength to the tape guide device to be provided.Plastics 19 (Fig. 4) on the article shaped are fabricated in webbing slit 11 and 13 zones, do not have wearing and tearing and level and smooth smooth to realize webbing through the tape guide device.Main substrate 12 also further is extended with the zone (Fig. 3) that is provided for embossed bolt slot 15, the path that bolt hole 15 provides bolt 4 to pass.The protuberance of bolt hole 15 is fabricated on a side that contacts with bolt 4, to bear or to provide the peel strength that acts in the use on the tape guide device 1.Refer back to Fig. 1 now, anti-send sound lining 5 and have annular channels, and be arranged on the periphery of the bolt hole 15 that bolt passes, and when using tape guide device 1, further realize providing rotating effect tape guide device 1.6 same groups of spring washers of pad 7 and transmission packing ring 8 are set at the opposite side of bolt hole 15 together, to realize being equipped with of tape guide device 1 and bolt 4.Utilize a pair of groove or slit 14, tape guide device lid 3 is set on the side of bolt cap to cover bolt 4.
The manufacturing process of tape guide device 1 of the present invention is: the low-carbon microalloyed steel sheetmetal of selecting the thick thickness of about 2.5mm to reduce, this sheetmetal is sheared, and be used for changing sheetmetal into desired size, to form the auxiliary substrate 10 of tape guide device 1.In addition, perforation forms webbing slit 11 on auxiliary substrate 10.Main substrate 12 is cut into the shape and size of expectation by the plate shears of the low-carbon alloy steel that about 2 to 2.5mm the thickness of thickness reduces, and squeezes out the webbing slit 13 of corresponding protuberance.The bolt hole 15 of protuberance is squeezed out to allow bolt 4 to pass through, and is used to be assembled to the structure of vehicle.Auxiliary substrate 10 is installed on the main substrate 12, and utilize crooked 17 and crooked 18 to lock, rub on vehicle body with the webbing that prevents seatbelt, thereby be molded together in the zone of webbing slit 11 and 13, to form double-deck banded fabric extent.In the zone of webbing slit 11 and 13, also molded on molded advocate peace auxiliary substrate 10 and 12 with plastic material.In addition, ear shape groove 28 is set at the two ends of webbing slit, with the slip in the clear of the webbing of realizing seatbelt.
Referring now to Fig. 5, the webbing of seatbelt 2 is allowed to pass through the webbing slit (not shown) of tape guide device 1, and webbing further extends to the assembly that is assemblied in anchor slab 9 places on the bolt 23.Anchor slab is made by the original material of the thick Armco-stabilized steel of about 2-2.5mm.Embossed bolt slot or slotted hole 20 are set at an end of anchor slab 9, and protuberance webbing hole or slotted hole 21 are set at the other end, and anchor slab is by suitably bending 22, so that unimpeded webbing path to be provided.A pair of protuberance hole 20 and 21, one paths that provide bolt 23 to pass are provided anchor slab 9, and another is used for receiving webbing 2 from tape guide device 1.Anti-send sound lining 24 and have annular channels, and be arranged on the periphery of the bolt hole 20 that bolt 23 passes, and when using anchor slab 9, further provide rotating effect anchor slab 9.25 same groups of spring washers of pad 26 and transmission packing ring 27 are set at the opposite side of bolt hole 20 together, with the cooperate layout of realization anchor slab 9 with bolt 23.
In by collision or the situation that obviously causes impacting owing to any other reason, seatbelt is with tape guide device 1, anchor slab 9 and the passenger is fixed to the tractor (not shown) of the webbing of fixed seat safety strap in the seat, the constraint passenger.
The present invention also describes with the form of following example.Yet following example should not be considered to the restriction to scope of the present invention.
＜example 1 〉
Tape guide device with material composition (unhardened micro alloyed steel (non-hardenedmicro alloyed steel)) that following tabular goes out is tested, and the characteristic that obtains has been made form.
Figure C20038010844600101
＜example 2 〉
Anchor slab with material composition (unhardened carbon structural steel) that following tabular goes out is tested, and the characteristic that obtains has been made form.
Figure C20038010844600102
Should be appreciated that also the tape guide device also can be made by the unhardened carbon structural steel that provides in the above-mentioned example 2 here.
Advantage
1. tape guide device of the present invention and anchor slab are without heat treatment.
2. for tape guide device and anchor slab, can obtain the uniformity of tension load.
3. the cost of raw material of tape guide device and anchor slab use is cheaper.
4. tape guide device of the present invention and anchor slab meet international rule standard (International Regulation Standards) requirement.
5. the thickness of anchor slab of the present invention is less than the thickness of traditional anchor slab.

Claims (11)

  1. One kind in the situation of impacting suddenly, utilize the webbing of seat safety belt apparatus that automobile safety seat belt device to passenger restraint is provided, described device comprises:
    Tape guide device (1) from the webbing (2) of tractor received block seat belt, this tape guide device (1) has bolt hole (15), bolt hole (15) helps utilizing tape guide device bolt (4) that tape guide device (1) is installed to vehicle body, described tape guide utensil has webbing slit (13), this webbing slit (13) allows from smooth and easy the passing through of webbing of the seatbelt of tractor reception
    Anchor slab (9), described anchor slab (9) grappling is from an end of the webbing (2) of tape guide device (1) reception;
    Bolt hole (20), this bolt hole (20) helps anchor slab is installed to vehicle body; And
    The webbing hole (21) of anchor slab (9), the webbing (2) of this webbing hole (21) anchor block seat belt,
    Described seat safety belt apparatus is characterised in that:
    (a) described tape guide device (1) is non-sclerosis or the quenchless steel that double-ply has the combination of main substrate (12) and auxiliary substrate (10), and this tape guide device is arranged on vehicle inside main body place, with webbing (2) from tractor received block seat belt,
    (b) described bolt hole (15) protuberance and being provided with helping utilizing tape guide device bolt (4) that tape guide device (1) is installed to vehicle body,
    (c) described webbing slit (13) (12) on the main substrate of described tape guide device (1) is gone up protuberance, with webbing (2) smooth and easy pass through of permission from the seatbelt of tractor reception,
    (d) described anchor slab (9) is to have a unhardened or quenchless steel that reduces thickness,
    (e) this anchor slab (9) is configured to an end of the webbing (2) that grappling receives from tape guide device (1), and no matter when uses, and the other end of webbing (2) is secured to the bracelet of seat by tongue,
    (f) described bolt hole (20) is gone up protuberance at described anchor slab (9), helping utilizing anchor slab bolt (23) that anchor slab (9) is installed to vehicle body, and
    (g) webbing hole (21) protuberance with the webbing (2) of anchor block seat belt thus stand by webbing (2) stress that causes of drawing fast.
  2. 2. device according to claim 1, wherein: the Armco-stabilized steel of described tape guide device comprises that percentage by weight is the carbon of 0.02-0.12, percentage by weight is the niobium of 0.03-0.09, percentage by weight is the titanium of 0.096-0.22, percentage by weight is the manganese of 0.226-1.70, percentage by weight is the sulphur of 0.001-0.50, and percentage by weight is the phosphorus of 0.010-0.50, and aluminium and percentage by weight that percentage by weight is up to 0.01-0.05 are the silicon of 0.24-0.50.
  3. 3. device according to claim 1, wherein: the Armco-stabilized steel of described tape guide device comprises that percentage by weight is the carbon of 0.05-0.12, percentage by weight is the niobium of 0.03-0.09, percentage by weight is the titanium of 0.096-0.22, percentage by weight is the manganese of 0.83-1.70, percentage by weight is the sulphur of 0.001-0.30, and percentage by weight is the phosphorus of 0.016-0.30, and percentage by weight is that aluminium and the percentage by weight of 0.015-0.039 is the silicon of 0.24-0.50.
  4. 4. device according to claim 1, wherein: the Armco-stabilized steel of described tape guide device comprises that percentage by weight is the carbon of 0.039-0.1, percentage by weight is the manganese of 0.226-0.5, percentage by weight is the sulphur of 0.012-0.050, percentage by weight is the phosphorus of 0.012-0.050, and percentage by weight is up to 0.046 aluminium and percentage by weight and is up to 0.24 silicon.
  5. 5. device according to claim 1, wherein: the Armco-stabilized steel of described anchor slab comprises that percentage by weight is the carbon of 0.039-0.1, percentage by weight is the manganese of 0.226-0.5, percentage by weight is the sulphur of 0.012-0.050, percentage by weight is the phosphorus of 0.012-0.050, and percentage by weight is up to 0.046 aluminium and percentage by weight and is up to 0.007 silicon.
  6. 6. device according to claim 1, wherein: auxiliary substrate comprises the not webbing slit of protuberance.
  7. 7. device according to claim 1, wherein: the support of auxiliary substrate is limited to the zone of the webbing slit of auxiliary substrate.
  8. 8. device according to claim 1, wherein: the main substrate and the auxiliary substrate of tape guide device are molded together, and have plastic material in the zone of webbing slit.
  9. 9. device according to claim 1, wherein: as the thickness that reduces of the non-hardened steel of the firsthand data of described tape guide device and anchor slab in the scope of 2-2.5mm.
  10. 10. device according to claim 2, wherein: the material tensile strength of tape guide device is at 540-690N/mm 2Scope in.
  11. 11. according to claim 3 or 4 described devices, wherein: the material tensile strength of tape guide device and anchor slab is at 420-510N/mm 2Scope in.
CNB2003801084466A 2002-11-29 2003-11-28 Passenger constraint system having a seat belt containing a guiding device and a tieplate Expired - Fee Related CN100396520C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN669/CAL/02 2002-11-29
IN669KO2002 2002-11-29

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CN100396520C true CN100396520C (en) 2008-06-25

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KR (1) KR101059488B1 (en)
CN (1) CN100396520C (en)
AU (1) AU2003300697A1 (en)
WO (1) WO2004050436A1 (en)
ZA (1) ZA200505212B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100549410B1 (en) * 2004-07-29 2006-02-08 델파이코리아 주식회사 A guide anchor for seat belt of vehicle
JP2007050824A (en) * 2005-08-19 2007-03-01 Takata Corp Guide anchor for seat belt and seat belt device provided therewith
JPWO2015092891A1 (en) * 2013-12-18 2017-03-16 株式会社遠州 Through anchor
JP6272253B2 (en) * 2015-02-12 2018-01-31 株式会社東海理化電機製作所 Anchor for seat belt device
JP7275459B2 (en) * 2018-07-20 2023-05-18 株式会社東海理化電機製作所 bush
CN112824162A (en) * 2019-11-20 2021-05-21 奥托立夫开发公司 Safety belt assembly
KR102428803B1 (en) * 2020-03-04 2022-08-04 주식회사 금토일산업 Car pillar anchor and manufacturing method therefor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5257820A (en) * 1990-05-16 1993-11-02 Takata Corporation Slip anchor for seat belt
US6267410B1 (en) * 1999-04-28 2001-07-31 Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho Through anchor
DE10052920C1 (en) * 2000-10-25 2002-03-14 Autoliv Dev Fixing end plate for automobile seatbelt formed from flat metal stamping bent through 180 degrees to provide double layer
DE10051014C1 (en) * 2000-10-14 2002-05-08 Autoliv Dev Fixing device, for passenger seatbelt loop, has rectangular socket fitted through trapezoidal opening in seatbelt loop for allowing pivot movement of latter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10131859C1 (en) * 2001-06-30 2002-11-21 Autoliv Dev Fixing lug, for securing passenger seatbelt in automobile, is formed from stamped out metal component bent over to bring slots for seatbelt loop and openings for anchoring bolt into alignment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5257820A (en) * 1990-05-16 1993-11-02 Takata Corporation Slip anchor for seat belt
US6267410B1 (en) * 1999-04-28 2001-07-31 Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho Through anchor
DE10051014C1 (en) * 2000-10-14 2002-05-08 Autoliv Dev Fixing device, for passenger seatbelt loop, has rectangular socket fitted through trapezoidal opening in seatbelt loop for allowing pivot movement of latter
DE10052920C1 (en) * 2000-10-25 2002-03-14 Autoliv Dev Fixing end plate for automobile seatbelt formed from flat metal stamping bent through 180 degrees to provide double layer

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AU2003300697A1 (en) 2004-06-23
KR101059488B1 (en) 2011-08-25
KR20050085220A (en) 2005-08-29
ZA200505212B (en) 2006-09-27
CN1735527A (en) 2006-02-15

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