Patent · US Expired

Release element for initiating pyrotechnics

US6781813B1 · kind B1 · utility

4Cited by

1References

7Claims

0Family size

Assignee

ORICA EXPLOSIVES TECHNOLOGY PTY LTD · AU

Inventors

Wilhelm Bornheim · Troisdorf, DE
Jan Petzold · Sankt Goarshausen, DE
Heinz Schafer · Burghausen, DE
Ulrich Steiner · North Plainfield, US
Jurgen Zimmermann · Salzgitter, DE

Key dates

Filing date	Apr 12, 2002
Grant date	Aug 24, 2004
Priority date	—
Expiry date	Jul 19, 2022

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB60R2021/01293
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

An electronic releasing device for pyrotechnic igniters has a primary and a secondary charge. The primary charge is ignited by means of a circuit that comprises electronic components and whose essential electronic components are accommodated as an integrated components as an integrated circuit in an IC housing, with the housing being disposed on a printed circuit board. The terminals of the IC housing are provided as connecting points for test instruments for checking the serviceability of the integrated circuit and the igniter function and also serve for connection to external electronic devices for programming the releasing device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.