Pretensioner for a safety belt drive
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United States of America Patent
Stats
-
Sep 10, 1996
Grant Date -
N/A
app pub date -
Feb 10, 1995
filing date -
Feb 11, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A belt pretensioner for a safety belt comprises a pyrotechnic propellant charge (34) able to be operated by a fuze (48) and adapted to act on a drive device for a belt pretensioner. The drive device comprises a piston (18), adapted to be moved in translation, of a piston and cylinder unit. The pyrotechnic propellant charge (34) is mounted within the extent of a cylinder space (28) enclosed by the piston and cylinder unit. The fuze (48) is designed in the form of a self-contained unit and arranged separately from the propellant charge (34).
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