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1. (WO2018183600) RETRACTOR PRETENSIONER CLUTCH

Pub. No.:    WO/2018/183600    International Application No.:    PCT/US2018/025020
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Fri Mar 30 01:59:59 CEST 2018
IPC: B60R 22/46
B60R 22/00
B60R 22/02
B60R 22/16
B65H 75/48
Applicants: FENG, Zhide David
HUANG, Dongfei
Inventors: FENG, Zhide David
HUANG, Dongfei
Title: RETRACTOR PRETENSIONER CLUTCH
Abstract:
A pretensioner clutch apparatus for a webbing of a seatbelt retractor for use by an occupant in a vehicle has a retractor bracket, a spool pivotally connected to the retractor bracket. A pin connects the spool and bracket. The pin can either be an independent part or part of the spool. The retractor also has a cylinder, a piston and a MGG (Micro Gas Generator) providing the necessary force to move the piston. The pretensioner clutch has an internal member that is fixed with the pin. The internal member has external teeth on its basically round circumference. The external member is elastically connected to the bracket. A connecting member is selected from a group of a cable or a strap.