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:
Sep. 15, 1987
Filed:
Jan. 30, 1986
Applicant:
Inventors:
Juergen Hawener, Stuttgart, DE;
Klaus Hain, Leonberg, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H / ;
U.S. Cl.
CPC ...
416 25 ; 416 27 ;
Abstract
An adjusting device is provided for an airplane propulsion system using the reciprocating piston combustion engine and a propeller, which adjusting device simultaneously adjusts the throttle valve and the propeller pitch of the propellers. The adjusting device is formed with a connecting rod and a carrier rod connected thereto. The connecting rod is provided as an adjusting cable whereby the cable core is under spring pretensioning in lower rotational speeds of the motor.