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Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B60
VEHICLES IN GENERAL
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B60R
VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
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22/00
Safety belts or body harnesses in vehicles
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B60R22/34
Belt retractors, e.g. reels
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B60R22/46
Reels; with means to tension the belt in an emergency; by forced winding up
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B60R22/4628
characterised by fluid actuators, e.g. pyrotechnic gas generators
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B60R2022/4642
the gas directly propelling a flexible driving means, e.g. a plurality of successive masses, in a tubular chamber
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B60R2022/4647
the driving means being a belt, a chain or the like
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