Air bag and method of manufacture

Manufacturing container or tube from paper; or other manufacturi – Container making – Pliable container

Patent

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Details

112441, 1122621, 493379, 493384, B31B 168

Patent

active

052229327

ABSTRACT:
A method of assembling an air bag comprising the steps of: providing at least one piece of material used to form the air bag; placing generally near a first edge of the material which is to be sewn a series of target markings; providing generally near a second edge of material to be sewn to the first edge a series of indicator markings; overlaying the first and second edges together; and sewing the edges together along a preferred sew line such that the indicator markings fall within the target markings.

REFERENCES:
patent: 2415375 (1947-02-01), Sedgley
patent: 4300894 (1981-11-01), Cumming
patent: 4989525 (1991-02-01), Portilla
patent: 5022675 (1991-06-01), Zelenak, Jr.

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