US2009280702A1PendingUtilityA1

System of easily interchangeable handles for oars

Individually held — no corporate assignee on recordPriority: May 6, 2008Filed: May 6, 2009Published: Nov 12, 2009

Est. expiryMay 6, 2028(~1.8 yrs left)· nominal 20-yr term from priority

Inventors:Paul C. Remus Dana Irwin Mike Irwin

B63H 16/04

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References

Claims

Abstract

The present invention is a system of easily interchangeable handles for oars used in the sport of crew.

Claims

exact text as granted — not AI-modified

1 . A system of easily interchangeable handles for oars comprising:
 an oar with a blade end and a handle end having a tapered slot-shaped cavity;   a handle with an oar end having a tapered center extension for insertion in the slot-shaped cavity in the handle end of the oar; and   means to hold the oar handle center extension in place when it is so inserted such that the handle can be removed and replaced quickly without tools.   
   
   
       2 . The system of  claim 1  wherein the means to hold the oar handle center extension in place comprises:
 a thread portion along the circumference of the handle end of the oar; and   a collar threaded on the inside rotatably attached to the oar handle that is rotated to engage the threaded portion of the handle end of the oar.

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