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:
May. 19, 1992
Filed:
Nov. 26, 1990
Applicant:
Inventor:
Reginald S Bennett, Toronto, Ontario, CA;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ; E01F / ;
U.S. Cl.
CPC ...
359529 ; 359515 ; 116 / ; 116 / ;
Abstract
A truncated pyramidal pylon, has retroreflectant side walls each sloping at 8.degree.-10.degree. to the vertical for helicopters and 3.degree.-6.degree. to the vertical for fixed wing aircraft. The pylon may be constructed as a permanently erected unit or as a collapsible arrangement from hingedly connected flat surfaces, with a surface corresponding to each side, foldable to provide the assembled pylon.