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. 27, 2014
Filed:
Jan. 11, 2011
Applicants:
Robert V. Donahoe, Newton, MA (US);
John Barton, Mallow, IE;
Jan Vcelak, Kladno, CZ;
Inventors:
Assignee:
Full Flight Technology, LLC, Newton, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01P 3/64 (2006.01);
U.S. Cl.
CPC ...
Abstract
In one aspect, a method of determining an instantaneous speed of an arrow, includes determining a time-of-flight of the arrow; determining a distance between a location from which the arrow is loosed and a location of a target-face; providing, with an apparatus included in the arrow, data from at least a portion of a free flight of the arrow; and determining the instantaneous speed of the arrow for at least one point of the free-flight by employing each of: a) the time-of-flight; b) the distance; and c) at least some of the data provided by the apparatus.