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.

Date of Patent:
Feb. 17, 1998

Filed:

Nov. 28, 1995
Applicant:
Inventor:

Peter J Adams, Milford, NJ (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08G / ;
U.S. Cl.
CPC ...
340961 ; 340435 ; 3409322 ; 340946 ; 340958 ;
Abstract

A device and process are disclosed for indicating clearance requirements of an aircraft maneuvering on a surface such as an apron, taxiway or flight deck. The device has an electromagnetic generation mechanism for generating a high intensity, low diffusing electromagnetic beam, and a projecting mechanism for securing the electromagnetic generation mechanism to the aircraft and projecting the beam toward a projection region. The projection region extends axially and in alignment with the distal end, and from the surface upward. In one embodiment, the electromagnetic generation mechanism is a laser that outputs a laser beam in the visible light spectrum. The beam produces an image upon the surface within the projection region, or upon an obstacle in the aircraft's path. Thus, the pilot can ascertain the clearance requirements by observing the projected images on the runway surface. Any object protruding within the space demarcated by the images represents an obstacle in the aircraft's path, and the pilot can alter course accordingly to avoid it.


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