AIRBAG WITH SLIT VENT

摘要

An airbag can include a panel that defines at least a portion of an inflatable chamber. The airbag can also include a slit vent that is at least partially defined by the panel. One or more seams can encompass the slit vent and can permit the slit vent to naturally be in a closed orientation.

主权项

1. An airbag comprising:
a panel defining at least a portion of an inflatable chamber that is configured to receive inflation gas from an inflator; a slit vent comprising an elongated aperture, wherein the aperture is bordered by opposing first and second portions of the panel and is configured to transition from a closed orientation to an open orientation when stresses on the panel move the first and second portions away from each other; and a flap comprising a fixed end and a transitional end, wherein the fixed end is permanently attached to the second portion of the panel, and wherein the transitional end is configured to be temporarily attached to the first portion of the panel during deployment of the airbag when the slit vent is in the closed orientation and is configured to be unattached to the first portion of the panel to permit inflation gas to exit from the aperture when the slit vent is in the open orientation.