Inflator for airbag
First Claim
1. An air bag inflator, comprising:
- a cylindrical housing defining an internal space therein and having at least one convex portion protruding towards the internal space; and
a cup member provided inside said cylindrical housing to separate the internal space into a first chamber and a second chamber, the cup member having a cylindrical wall, provided with at least one vent hole that communicates inside of the cup member with a space defined by said cup member and an inner surface of said cylindrical housing, and an end wall closing a first end of the cylindrical wall, said cup member being supported inside said cylindrical housing by making contact with the at least one convex portion.
1 Assignment
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Accused Products
Abstract
An air bag inflator has a cylindrical housing defining an internal space therein and having a convex portion protruding towards the internal space, and a cup member provided inside the cylindrical housing and having a cylindrical wall, provided with a vent hole that communicates inside the cup member with a space defined by the cup member and an inner surface of the cylindrical housing, and an end wall closing a first end of the cylindrical wall. The cup member is supported inside the cylindrical housing by making contact with the convex portion. An inflator assembly method includes, forming the convex portion, providing the cup member, and inserting the cup member inside the internal space of the cylindrical housing, such that the cup member abuts the convex portion.
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Citations
20 Claims
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1. An air bag inflator, comprising:
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a cylindrical housing defining an internal space therein and having at least one convex portion protruding towards the internal space; and
a cup member provided inside said cylindrical housing to separate the internal space into a first chamber and a second chamber, the cup member having a cylindrical wall, provided with at least one vent hole that communicates inside of the cup member with a space defined by said cup member and an inner surface of said cylindrical housing, and an end wall closing a first end of the cylindrical wall, said cup member being supported inside said cylindrical housing by making contact with the at least one convex portion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. An inflator assembly method, comprising:
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forming at least one convex portion that protrudes toward an internal space of a cylindrical housing;
providing a cup member having a cylindrical wall, having a vent hole, and an end wall closing a first end of the cylindrical wall; and
inserting the cup member inside the internal space of the cylindrical housing such that the cup member abuts the at least one convex portion. - View Dependent Claims (20)
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Specification