US2020407032A1PendingUtilityA1

Oscillating Oar

16
Assignee: TROEMEL KEVIN THOMASPriority: Jun 25, 2019Filed: Jun 25, 2019Published: Dec 31, 2020
Est. expiryJun 25, 2039(~12.9 yrs left)· nominal 20-yr term from priority
Inventors:Kevin Thomas Troemel
B63H 1/32B63H 16/04
16
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Claims

Abstract

An oar that uses the resistance of water to turn a paddle back and forth as it rotates along a shaft thus creating propulsion for any watercraft.

Claims

exact text as granted — not AI-modified
I claim: 
     
         1 . An oar comprising a shaft, a paddle, and optional ball bearings 
     
     
         2 . The oar of  claim 1  includes a cylindrical shaft with a short protrusion that extends between two stoppers. 
     
     
         3 . The shaft of  claim 2  also has an unaltered length. 
     
     
         4 . The shaft of  claim 2  has an optional, unaltered length to allow for ball bearings. 
     
     
         5 . The paddle of  claim 1  has a uniquely shaped hole going completely through the length of it. 
     
     
         6 . The ball bearings of  claim 1  can be welded to the shaft of  claim 1  and paddle of  claim 1 .

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