OAR Russian patent published in 2013 - IPC B63H16/04 

Abstract RU 2500571 C1

FIELD: transport.

SUBSTANCE: invention relates to rowing. Proposed oar comprises one blade, shaft with swivel in oarlock and handle. Blade and oar shaft are engaged by locking hinge to allow the control over blade position relative to water surface.

EFFECT: better contact of blade with water, ease of fabrication.

2 cl, 4 dwg

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RU 2 500 571 C1

Authors

Shchepochkina Julija Alekseevna

Shchepochkin Aleksej Mikhajlovich

Dates

2013-12-10Published

2012-05-22Filed