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US 4,097,064 AGranted
Air-cushion device with a cover and a cover cutter
AssigneeNissan Motor Co., Ltd.
InventorsKazuo Ikawa, Hideoki Matsuoka
Life of this patent
Estimating the term…
Abstract
A cover for an air-cushion is cut open by a cutter with the assistance of the expanding air-cushion to allow the air-cushion to quickly expand to its designed size in case of vehicle collision.
Claims7
An air-cushion device having an expansible air-cushion into which a gas generated by a gas generator is fed for expanding said air-cushion to protect an occupant of a vehicle during an accident, said air-cushion device comprising:
- cover means for substantially covering said air-cushion in a collapsed condition;
- and
- cutting means for cutting said cover means by the assistance of the expansion of said air-cushion so that said cover means is broken to allow said air-cushion to get out from said cover means to fully expand.
Dependencies are inferred from the claim text.