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. 31, 1990
Filed:
May. 08, 1989
Applicant:
Inventor:
Herbert Merz, Munich, DE;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63H / ; B63H / ; B63H / ; B63H / ;
U.S. Cl.
CPC ...
416 61 ; 416230 ; 416224 ; 4161 / ; 416 95 ;
Abstract
A propeller blade of fiber-reinforced plastic with a combined erosion, icing and lightning protection system has a metal shroud fitted to its leading edge, the shroud enclosing a cavity and accommodating a heating conductor at its interior. A ground line of the heating conductor is connected to ground and serves as a lightning conductor.
Merz, Herbert. (1990). Propeller blade of a fiber-reinforced plastic material (U.S. Patent No. 4944655). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4944655
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile