Igniter assembly

• US 20060260498A1
• Filed: 04/04/2006
• Published: 11/23/2006
• Est. Priority Date: 04/05/2005
• Status: Abandoned Application

• Current Assignee: Daicel Chemical Industries Limited (Daicel Corporation)
• Original Assignee: Daicel Chemical Industries Limited (Daicel Corporation)
• Inventors: Hatomoto, Atsushi
• Application Number:
  US11/396,659
• Publication Number:
  US 20060260498A1
• Time in Patent Office: Days
• US Class Current: 102/202.140
• CPC Class Codes: F42B 3/103 Mounting initiator heads in initiators; Sealing-plugs

Abstract

The present invention provides an igniter assembly comprising: an igniter main body comprising a metallic header, a conductive pin fixed to the metallic header, a heat generating body provided on the metallic header and electrically connected to the conductive pin, a metallic cup having a upper surface of the metallic cup and a side surface on an exterior of the metallic cup and an ignition charge being in contact with the heat generating body, a collar supporting the igniter main body and a resin covering a part of the upper. surface of the metallic cup and the side surface of the metallic cup, an other portion than the part of the upper surface of the metallic cup being exposed.

Claims

1. An igniter assembly, comprising:

an igniter main body comprising

a metallic header,

a conductive pin fixed to the metallic header,

a heat generating body provided on the metallic header and electrically connected to the conductive pin,

a metallic cup having a upper surface of the metallic cup and a side surface on an exterior of the metallic cup and

an ignition charge being in contact with the heat generating body;

a collar supporting the igniter main body and

a resin covering a part of the upper surface of the metallic cup and the side surface of the metallic cup,

an other portion than the part of the upper surface of the metallic cup being exposed.

2. The igniter assembly according to claim 1, wherein the upper surface of the metallic cup has an edge portion of the upper surface and a central portion of the upper surface, the resin covers at least a part of the edge portion of the upper surface, and the central portion of the upper surface is exposed in the surface of the metallic cup.

3. The igniter assembly according to claim 1, wherein the upper surface of the metallic cup has an edge portion of the upper surface and a central portion of the upper surface, the resin covers the part of the upper surface including the central portion of the upper is surface, and a part of the edge portion of the upper surface is exposed in the surface of the metallic cup.

4. The igniter assembly according to claim 1, wherein the metallic cup has a fragile portion provided at the upper surface exposing the surface of the metallic cup.

5. The igniter assembly according to claim 2, wherein the metallic cup has a fragile portion provided at the upper surface exposing the surface of the metallic cup.

6. The igniter assembly according to claim 3, wherein the metallic cup has a fragile portion provided at the upper surface exposing the surface of the metallic cup.

7. The igniter assembly according to claim 1, wherein the collar comprises a metal material, the resin is further located between the igniter main body and the collar as a insulation material, and the igniter main body and the collar are fixed together by the resin.

8. The igniter assembly according to claim 2, wherein the collar comprises a metal material, the resin is further located between the igniter main body and the collar as a insulation material, and the igniter main body and the collar are fixed together by the resin.

9. The igniter assembly according to claim 3, wherein the collar comprises a metal material, the resin is further located between the igniter main body and the collar as a insulation material, and the igniter main body and the collar are fixed together by the resin.

10. The igniter assembly according to claim 4, wherein the collar comprises a metal material, the resin is further located between the igniter main body and the collar as a insulation material, and the igniter main body and the collar are fixed together by the resin.

11. The igniter assembly according to claim 5, wherein the collar comprises a metal material, the resin is further located between the igniter main body and the collar as a insulation material, and the igniter main body and the collar are fixed together by the resin.

12. The igniter assembly according to claim 6, wherein the collar comprises a metal material, the resin is further located between the igniter main body and the collar as a insulation material, and the igniter main body and the collar are fixed together by the resin.