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. 14, 1981
Filed:
Nov. 21, 1978
Applicant:
Inventor:
Gabriele Martinelli, Piossasco, IT;
Assignee:
Fiat Societa Per Azioni, Turin, IT;
Primary Examiner:
Int. Cl.
CPC ...
F03D / ; F04D / ;
U.S. Cl.
CPC ...
416230 ; 416226 ; 4162 / ; 4162 / ; 416248 ;
Abstract
A wind motor blade of composite construction has a blade shell of plastics material reinforced internally by transverse ribs and intersecting longitudinal struts in which metal fork arms are embedded, the fork arms being connected to a metal root attachment spigot through a metal cross-piece encapsulated in the plastics material.