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:
Nov. 13, 1990
Filed:
Oct. 03, 1989
Applicant:
Inventor:
Rainer Siebert, Rothenbach, DE;
Assignee:
Diehl GmbH & Co., Nuremberg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F42B / ; G01P / ;
U.S. Cl.
CPC ...
102225 ; 102221 ;
Abstract
An arming arrangement with rotatable airfoils or blades of a propeller constituting the deliverants for an arming criterium. The blades of the driving propeller for a drone, have the rotational movement thereof determined from the tail end of the drone towards one side of the propeller hub through a beam or radiation coupling and is then conducted to a counting evaluating circuit for the derivation of a release signal for the arming device.