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:
May. 11, 2004
Filed:
Oct. 03, 2001
Applicant:
Inventors:
Assignee:
Commissariat a l'Energie Atomique, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 4/702 ;
U.S. Cl.
CPC ...
H01J 4/702 ;
Abstract
The present invention concerns an ionization chamber cylindrical in shape comprising an anode ( ) formed by a central rod in current-carrying material and a cathode ( ) in current-carrying material around the said anode, both connected to two elements of a mechanical base of the said chamber in which two cylindrical end shields ( ) in non-magnetic and insulating material are centred on the anode ( ) and arranged at right angles to this at both ends, the cathode ( ) being made up of a spooled wire on the outer rim of these two end shields ( ).