JP6725341B2 - プリテンショナ及びシートベルト装置 - Google Patents
プリテンショナ及びシートベルト装置 Download PDFInfo
- Publication number
- JP6725341B2 JP6725341B2 JP2016132255A JP2016132255A JP6725341B2 JP 6725341 B2 JP6725341 B2 JP 6725341B2 JP 2016132255 A JP2016132255 A JP 2016132255A JP 2016132255 A JP2016132255 A JP 2016132255A JP 6725341 B2 JP6725341 B2 JP 6725341B2
- Authority
- JP
- Japan
- Prior art keywords
- holding member
- pretensioner
- housing
- wire
- webbing
- 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.)
- Active
Links
- 238000004891 communication Methods 0.000 claims description 35
- 238000003780 insertion Methods 0.000 claims description 19
- 230000037431 insertion Effects 0.000 claims description 19
- 230000000452 restraining effect Effects 0.000 claims description 12
- 239000011347 resin Substances 0.000 claims description 9
- 229920005989 resin Polymers 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
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- 230000002093 peripheral effect Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- B60R22/46—Reels with means to tension the belt in an emergency by forced winding up
- B60R22/4628—Reels with means to tension the belt in an emergency by forced winding up characterised by fluid actuators, e.g. pyrotechnic gas generators
- B60R22/4633—Linear actuators, e.g. comprising a piston moving along reel axis and rotating along its own axis
-
- 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
- B60R22/195—Anchoring devices with means to tension the belt in an emergency, e.g. means of the through-anchor or splitted reel type
- B60R22/1952—Transmission of tensioning power by cable; Return motion locking means therefor
-
- 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
- B60R22/195—Anchoring devices with means to tension the belt in an emergency, e.g. means of the through-anchor or splitted reel type
- B60R22/1954—Anchoring devices with means to tension the belt in an emergency, e.g. means of the through-anchor or splitted reel type characterised by fluid actuators, e.g. pyrotechnic gas generators
- B60R22/1955—Linear actuators
-
- 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
- B60R22/4619—Transmission of tensioning power by cable, e.g. using a clutch on reel side
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automotive Seat Belt Assembly (AREA)
Description
2 ワイヤ
3 ピストン
4 シリンダ
5 ガス発生器
6 ハウジング
6a 固定孔
7 ブラケット
7a 固定孔
7b リベット
7c 開口部
9 保持部材
21 ホルダ
22 フェルール
23 ワイヤエンド
31 リング
32 ボールリング
51 キーパー
61 挿通孔
62 連通部
63 ガス供給口
64 ガス発生器取付部
65 接続部
66 境界部
67 段差部
68 キー溝
69 分岐部
91 本体部
92 凸部
93 突起
94 リブ
95 拡径部
96 係止部
100 シートベルト装置
101 リトラクタ
102 ガイドアンカー
103 ベルトアンカー
104 バックル
105 トング
Claims (6)
- 乗員を拘束するウェビングに接続されたワイヤと、該ワイヤに配置されたピストンと、該ピストンを摺動可能に収容するシリンダと、前記ピストンに駆動力を付与するガス発生器と、前記シリンダ及び前記ガス発生器を一体に接続するハウジングと、を備えたプリテンショナにおいて、
前記ハウジングは、前記ワイヤを案内する挿通孔と、前記シリンダ及び前記挿通孔に連通した連通部と、前記ガス発生器により発生したガスを前記連通部に供給するガス供給口と、を備え、
前記プリテンショナは、前記挿通孔と前記連通部との境界部に配置されたワイヤガイドと、前記連通部に挿入され前記ガス供給口に係止されることによって前記ワイヤガイドを位置決めする樹脂製の保持部材と、を備えている
ことを特徴とするプリテンショナ。 - 前記保持部材は、筒形状の本体部と、前記ガス供給口に係止可能な突起と、を備えていることを特徴とする請求項1に記載のプリテンショナ。
- 前記保持部材は、前記本体部の表面の軸方向に形成されたリブを備えていることを特徴とする請求項2に記載のプリテンショナ。
- 前記ハウジングは、前記保持部材の軸方向に形成されたキー溝を備え、前記保持部材は、前記キー溝に挿通可能な凸部を有している、ことを特徴とする請求項1に記載のプリテンショナ。
- 前記ハウジングは、前記保持部材の軸方向に形成されたキー溝を備え、前記保持部材は、筒形状の本体部と、該本体部に形成され前記キー溝に挿通可能な凸部と、該凸部に形成され前記ガス供給口に係止可能な突起と、前記本体部の表面の軸方向に形成されたリブと、を備えていることを特徴とする請求項1に記載のプリテンショナ。
- 乗員を拘束するウェビングと、該ウェビングを車体側に固定するベルトアンカーと、を備えたシートベルト装置において、
前記ベルトアンカーは、請求項1〜請求項5の何れか一項に記載のプリテンショナを備えている、ことを特徴とするシートベルト装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016132255A JP6725341B2 (ja) | 2016-07-04 | 2016-07-04 | プリテンショナ及びシートベルト装置 |
US15/639,715 US10300884B2 (en) | 2016-07-04 | 2017-06-30 | Pretensioner and seat belt device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016132255A JP6725341B2 (ja) | 2016-07-04 | 2016-07-04 | プリテンショナ及びシートベルト装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018001981A JP2018001981A (ja) | 2018-01-11 |
JP6725341B2 true JP6725341B2 (ja) | 2020-07-15 |
Family
ID=60806471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016132255A Active JP6725341B2 (ja) | 2016-07-04 | 2016-07-04 | プリテンショナ及びシートベルト装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US10300884B2 (ja) |
JP (1) | JP6725341B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111688633A (zh) * | 2020-05-09 | 2020-09-22 | 苏州工业园区职业技术学院 | 一种电机预紧主动式安全带控制系统 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6039353A (en) * | 1997-12-24 | 2000-03-21 | Trw Vehicle Safety Systems Inc. | Apparatus for pretensioning seat belt webbing |
JP5113540B2 (ja) | 2008-01-23 | 2013-01-09 | タカタ株式会社 | プリテンショナ及びシートベルト装置 |
JP2010095080A (ja) * | 2008-10-15 | 2010-04-30 | Tokai Rika Co Ltd | プリテンショナ |
DE102014002006B4 (de) * | 2014-02-17 | 2022-08-04 | Zf Automotive Germany Gmbh | Straffer für eine Fahrzeugsicherheitseinrichtung |
-
2016
- 2016-07-04 JP JP2016132255A patent/JP6725341B2/ja active Active
-
2017
- 2017-06-30 US US15/639,715 patent/US10300884B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20180001868A1 (en) | 2018-01-04 |
JP2018001981A (ja) | 2018-01-11 |
US10300884B2 (en) | 2019-05-28 |
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