JPH0442460U - - Google Patents
Info
- Publication number
- JPH0442460U JPH0442460U JP8473290U JP8473290U JPH0442460U JP H0442460 U JPH0442460 U JP H0442460U JP 8473290 U JP8473290 U JP 8473290U JP 8473290 U JP8473290 U JP 8473290U JP H0442460 U JPH0442460 U JP H0442460U
- Authority
- JP
- Japan
- Prior art keywords
- guide drum
- shaft
- take
- wedge member
- wedge
- 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.)
- Pending
Links
- 230000036316 preload Effects 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 5
Landscapes
- Automotive Seat Belt Assembly (AREA)
Description
第１図は本考案に係るプリロード装置及びこれ
が適用されたウエビング巻取装置を示す分解斜視
図、第２図はプリロード装置の断面図、第３図乃
至第５図はプリロード装置の作動状態を示す断面
図である。
１０……ウエビング巻取装置、１８……巻取軸
、２０……ウエビング、３０……プリロード装置
、３２……案内ドラム、３８……楔（楔部材）、
４４……シエアピン（保持部材）、４８……ワイ
ヤ（引張部材）、７０……駆動シリンダ（駆動源
）。
Fig. 1 is an exploded perspective view showing a preload device according to the present invention and a webbing take-up device to which the same is applied, Fig. 2 is a sectional view of the preload device, and Figs. 3 to 5 show the operating state of the preload device. FIG. 10... Webbing winding device, 18... Winding shaft, 20... Webbing, 30... Preload device, 32... Guide drum, 38... Wedge (wedge member),
44... Sea pin (holding member), 48... Wire (tension member), 70... Drive cylinder (drive source).
Claims (1)
ビング巻取装置に用いられ、ウエビングを乗員に
対して緊密に装着させるためのプリロード装置で
あつて、 前記巻取軸と同軸的に配置される案内ドラムと
、 前記案内ドラム内に移動可能に収納され案内ド
ラムと前記巻取軸との間へ進入して楔作用により
巻取軸と連結される楔部材と、 前記案内ドラムを保持すると共に、前記楔部材
から受ける前記案内ドラムの所定回転力で前記案
内ドラムの保持を解除する保持部材と、 前記案内ドラムの外周に巻き付けられると共に
先端部が前記楔部材に連結され、緊張することに
より前記楔部材と前記巻取軸との係合が促進する
方向へ前記楔部材を引つ張る引張部材と、 車両緊急時に作動して前記引張部材に引張力を
付与する駆動源と、 を備えたことを特徴とするプリロード装置。[Scope of Claim for Utility Model Registration] A preload device used in a webbing take-up device for winding occupant restraint webbing onto a take-up shaft and for tightly attaching the webbing to the occupant, the preload device comprising: said take-up shaft; a guide drum disposed coaxially; a wedge member movably housed within the guide drum and inserted between the guide drum and the winding shaft and connected to the winding shaft by a wedge action; and the guide. a holding member that holds the drum and releases the holding of the guide drum by a predetermined rotational force of the guide drum received from the wedge member; a holding member that is wrapped around the outer periphery of the guide drum and whose tip end is connected to the wedge member; a tensioning member that tensions the wedge member in a direction that promotes engagement between the wedge member and the take-up shaft; and a drive source that operates in a vehicle emergency to apply a tensioning force to the tensioning member. A preloading device characterized by comprising the following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8473290U JPH0442460U (en) | 1990-08-10 | 1990-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8473290U JPH0442460U (en) | 1990-08-10 | 1990-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0442460U true JPH0442460U (en) | 1992-04-10 |
Family
ID=31633402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8473290U Pending JPH0442460U (en) | 1990-08-10 | 1990-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0442460U (en) |
-
1990
- 1990-08-10 JP JP8473290U patent/JPH0442460U/ja active Pending
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