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:
Jan. 24, 1989
Filed:
Sep. 17, 1987
Applicant:
Inventors:
Mustafa Gurcan, Osny, FR;
Jean-Claude Cruchon, Bouffemont, FR;
Assignee:
Alcatel Thomson Faisceaux, Cedex, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01P / ; H01P / ;
U.S. Cl.
CPC ...
333208 ; 333 33 ; 333202 ; 333248 ;
Abstract
The present invention relates to an E-plane type wideband composite filter comprising a conductive screening body (11, 12) having an elongate cavity (14) therein with a blade cut into a ladder shape disposed longitudinally therein. Said body comprises two portions held against each other on either side of a separation plane along which said ladder (15) is disposed, with two irises (16, 17) being disposed transversely at the inlet and at the outlet of said cavity (14), each closing off a portion thereof.