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.

Date of Patent:
Jan. 09, 2001

Filed:

Jan. 13, 1999
Applicant:
Inventors:

Rolf Larsson, Karlskoga, SE;

Nils Johansson, Karlskoga, SE;

Erik Fohrman, Karlskoga, SE;

Björn Hagström, Karlskoga, SE;

Sven-Åke Jern, Karlskoga, SE;

Assignee:

Bofors AB, Karlskoga, SE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F42C 1/700 ;
U.S. Cl.
CPC ...
F42C 1/700 ;
Abstract

A method for contactless inductive transmission of programming data to a programmable time fuse included in a shell for a single shot, semi-automatic, or fully automatic shell firing barrel weapon. While the shell is situated in a cartridge chamber of a barrel of the weapon, data is transmitted to the programmable time fuse from a programming device of the weapon via a transmitting coil arranged around the cartridge chamber of the barrel to a receiving coil arranged in the shell. At least a part of the barrel lying between the coils is replaced by a non-magnetic material and designed so that it does not form an electrically conductive short circuited layer that would prevent transmission between the coils.


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