Head portion protecting air bag apparatus
First Claim
1. A head portion protecting air bag apparatus in which an air bag housed along a roof side rail is inflated and deployed in a curtain-like shape along a vehicle compartment side wall by a gas supplied from an inflator so as to protect a head portion of an occupant, characterized in that the air bag is provided with a front seat inflating portion, a rear seat inflating portion, and a gas passage communicated with inflating chambers of both of these inflating portions, a gas supply port for supplying the gas supplied from the inflator downward is provided corresponding to the gas passage, and an auxiliary inflating chamber is provided corresponding to the gas supply port.
1 Assignment
0 Petitions
Accused Products
Abstract
In a head portion protecting air bag apparatus in which an air bag (11) housed along a roof side rail (21) is inflated and deployed in a curtain-like shape along a vehicle compartment side wall by a gas supplied from an inflator (14) so as to protect a head portion of an occupant, the air bag (11) is provided with a front seat inflating portion (11c), a rear seat inflating portion (11d), and a gas passage (11b) communicated with inflating chambers of both of these inflating portions (11c, 11d), a gas supply port (11a) for supplying the gas supplied from the inflator (14) downward is provided corresponding to the gas passage (11b), and an auxiliary inflating chamber (11e1) is provided corresponding to the gas supply port (11a).
8 Citations
43 Claims
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1. A head portion protecting air bag apparatus in which an air bag housed along a roof side rail is inflated and deployed in a curtain-like shape along a vehicle compartment side wall by a gas supplied from an inflator so as to protect a head portion of an occupant, characterized in that
the air bag is provided with a front seat inflating portion, a rear seat inflating portion, and a gas passage communicated with inflating chambers of both of these inflating portions, a gas supply port for supplying the gas supplied from the inflator downward is provided corresponding to the gas passage, and an auxiliary inflating chamber is provided corresponding to the gas supply port.
Specification