JPS63154369U

JPS63154369U -

Info

Publication number: JPS63154369U
Application number: JP4778487U
Authority: JP
Priority date: 1987-03-31
Filing date: 1987-03-31
Publication date: 1988-10-11

Description

[Brief explanation of drawings]

第１図は本考案が適用された巻取装置の正面図
、第２図は第１図のカバーを取り外した状態を第
１図左方からみた左側面図、第３図及び第４図は
それぞれ第１図の回転リングの作動を第２図に対
応して示した左側面図、第５図は第１図のロツク
プレート廻りの分解斜視図、第６図は第１図のロ
ツクプレートとその関連構造を示す左側面図、第
７図は第１図のロツクプレートの作動を第６図に
対応して示した左側面図である。１０……巻取装置、１８……巻取軸、３０……
内歯ラチエツトホイル、３４，３６……ロツクプ
レート、５０……ロツク輪、５８……ポール、８
０……係合突起、８２……ロツク板部。 Fig. 1 is a front view of the winding device to which the present invention is applied, Fig. 2 is a left side view of Fig. 1 with the cover removed, as seen from the left side of Fig. 1, and Figs. 3 and 4 are FIG. 2 is a left side view showing the operation of the rotary ring in FIG. 1, FIG. 5 is an exploded perspective view of the lock plate and its surroundings in FIG. FIG. 7 is a left side view showing the related structure, and FIG. 7 is a left side view showing the operation of the lock plate of FIG. 1 corresponding to FIG. 10... Winding device, 18... Winding shaft, 30...
Internal tooth ratchet foil, 34, 36...Lock plate, 50...Lock ring, 58...Pole, 8
0... Engaging protrusion, 82... Lock plate portion.

Claims

[Scope of utility model registration request]

A webbing retractor that is used in a vehicle seat belt device and winds one end of an occupant restraint webbing onto a retracting shaft, the webbing retracting device being engaged with the retracting shaft and causing the retracting shaft to rotate when the retracting shaft rotates. a lock ring which is rotated together with the webbing; a lock means which is engaged with the lock ring and locks the lock ring to prevent the rotation of the take-up shaft in the webbing pulling direction; and a lock means which is engaged with the lock ring and locks the lock ring. A lock member that is movable to a release position where the lock wheel can be rotated away from the lock position and the lock wheel; an acceleration sensor that moves the lock member from the release position to the lock position in the event of a vehicle emergency; A locking member restraining means is provided for holding the locking member at the release position when the winding shaft is rotated in the webbing winding direction and the amount of webbing wound onto the winding shaft exceeds a predetermined amount. Characteristic webbing retractor.