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:
Jul. 06, 1976
Filed:
Jul. 18, 1975
Applicant:
Inventors:
Joel M Charles, La Valette, FR;
Maurice Roger Fourtier, Cros-de-Cagnes, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63B / ;
U.S. Cl.
CPC ...
115-6 ; 1142 / ; 115 35 ;
Abstract
An apparatus provided on a self-propelled underwater device connected to base by a cable. The apparatus comprises an auxiliary propeller disposed at the rear of the device in a support to which is secured the connecting cable and which is connected to the device by a universal joint; the apparatus also includes elements for measuring the forces which the universal joint applies to the device to automatically act on the propeller to offset these forces.