Primary/detonator compositions suitable for use in copper cups

• US 5,015,311 A
• Filed: 10/03/1990
• Issued: 05/14/1991
• Est. Priority Date: 10/05/1990
• Status: Expired due to Fees

• Current Assignee: Breed Automotive Technology, Inc. (Ningbo Junsheng Investment Group Co., Ltd.)
• Original Assignee: Breed Automotive Technology, Inc. (Ningbo Junsheng Investment Group Co., Ltd.)
• Inventors: Ramaswamy, Coodly P.
• Primary Examiner(s): Lechert, Jr., Stephen J.
• Application Number:
  US07/593,906
• Time in Patent Office: 223 Days
• Field of Search: 149/42, 149/77, 149/82
• US Class Current: 149/42
• CPC Class Codes: C06B 33/06 the material being an inorganic oxygen-halogen salt
• CPC Class Codes: C06C 7/00 Non-electric detonators; Blasting caps; Primers

Abstract

The invention is directed to a primary/detonator composition suitable for use in an automobile airbag system. The composition may safely be housed in a copper support structure (a/k/a cups).

Claims

1. A primer/detonator composition housed in a copper cup comprised of the following:

antimony sulfide, potassium chlorate, zirconium and lead ferrocyanide.

2. A primer/detonator as set forth in claim 1 wherein the following compositions are utilized:

space="preserve" listing-type="tabular">______________________________________ % ______________________________________ Antimony Sulfide 55.5 Potassium Chlorate 37.5 Zirconium 2.0 Lead Ferrocyanide 5.0 ______________________________________

3. A primer/detonator composition housed in a copper cup comprised of antimony sulfide, potassium chlorate, zirconium and lead thiocyanate.

4. A primer/detonator as set forth in claim 3 wherein the components comprise the following compositions:

space="preserve" listing-type="tabular">______________________________________ % ______________________________________ Antimony Sulfide 55.5 Potassium Chlorate 37.5 Zirconium 2.0 Lead Thiocyanate 5.0 ______________________________________