Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Frank A. Harwath0
Robert S. Mizek0
Date of Patent
June 7, 2011
Patent Application Number
11595809
Date Filed
November 10, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
An arrow element, such as an insert and/or sleeve, mounted with respect to a shaft with at least one airflow resistor projecting outward from the insert to impart rotational spin about a longitudinal axis or spin axis arrow during flight, to increase aerodynamic performance and stability of the arrow shaft, and to improve arrow flight accuracy.
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