Patent ID: 9376085
Filing Date: 2016-06-28
CPC Classification: B60R,G06F,Y02T

Claim Text:
1. An active bolster for mounting at an interior trim surface of a passenger compartment in an automotive vehicle, comprising: a plastic-molded front wall for deploying in a deployment direction toward a passenger in the passenger compartment; a plastic-molded bladder member joined along an outer perimeter with the front wall by a hot weld seam to form an inflatable bladder, wherein the bladder member includes at least one substantially circumferential pleated baffle; and an inflator for coupling an inflation gas into the inflatable bladder in response to a crash event of the vehicle; wherein the pleated baffle forms a plurality of at least five vent openings including at least one stress relief vent juxtaposed to a peak stress region of the hot weld seam and a plurality of tuning vents which are concentrated at a lowest restraint-force region of the inflatable bladder.