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. 25, 1983
Filed:
Nov. 13, 1981
Allen L Duddles, Tempe, AZ (US);
Daniel G Toomey, Scottsdale, AZ (US);
Motorola Inc., Schaumburg, US;
Abstract
A cast aluminum base including a flat portion and perpendicular upright walls having an RF printed circuit board mounted in abutting engagement with the ends of the walls parallel to the flat portion, the radiating circuits generally lying between the board and the flat portion, and encircled by the walls with a generally flat cover affixed to the walls on the opposite side of the board and spaced therefrom to completely enclose the board for RF shielding. Openings are formed through the board and flat plates having feedthrough components are affixed thereover to provide connections to the enclosed board and walls are provided between the board and the cover in encircling position relative to the circuits to be shielded.