The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 02, 2003
Filed:
Nov. 27, 2001
Wilhelm Bornheim, Troisdorf, DE;
Friedrich Heinemeyer, Siegburg, DE;
Jan Petzold, Rösrath, DE;
Heinz Schäfer, Lilienthal, DE;
Jürgen Zimmermann, Troisdorf, DE;
Orica Explosives Technology PTY Limited, Melbourne, AU;
Abstract
The invention relates to trigger units for initiating pyrotechnic elements which usually consist of a switch and control unit, ignition means and an ignition charge body. Said switch and control element is triggered by way of an electric coupling via a line in order to initiate ignition. The line for the electric coupling and the dimensions of the switch and control element which are usually accommodated in an IC housing complicate the design and the automatic assembly of the trigger units. According to the invention, the switch and control element ( ) is surrounded by a first shell ( ). Said first shell ( ) is connected to a second shell ( ) which contains the ignition charge body ( ). The invention is further characterized in that the ignition means ( ) dip into said second shell ( ).