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:
Feb. 04, 2003
Filed:
Oct. 02, 2001
Applicant:
Inventors:
Assignee:
Delta Caps International DCI, Nice, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F42C 1/100 ;
U.S. Cl.
CPC ...
F42C 1/100 ;
Abstract
An electronic module for a detonator, the module comprising an electronic circuit ( ) encapsulated in a mass of hardened resin ( ) in which there terminates at least one inlet conductor ( ) and from which there extend two outlet conductors forming a detonator ignitor line ( ), the mass of resin ( ) being received in a tubular housing ( ) which extends beyond the mass of resin ( ) adjacent to the ignitor line ( ) to define a cavity ( ), the outlet conductors of length greater than the depth of the cavity forming an ignitor line ( ) short circuited outside the mass of resin inside the cavity ( ), which cavity is provided with a removable end cap ( ).