US 12,409,920 B2
Traction device for towing an object along a water surface or through a body of water
Mads Bjørnenak, Kristiansand (NO)
Assigned to ECO Trawl AS, Søgne (NO)
Appl. No. 17/923,058
Filed by ECO Trawl AS, Søgne (NO)
PCT Filed May 5, 2021, PCT No. PCT/NO2021/050113
§ 371(c)(1), (2) Date Nov. 3, 2022,
PCT Pub. No. WO2021/225451, PCT Pub. Date Nov. 11, 2021.
Claims priority of application No. 20200544 (NO), filed on May 8, 2020.
Prior Publication US 2023/0348031 A1, Nov. 2, 2023
Int. Cl. B63G 8/00 (2006.01); B63B 21/66 (2006.01); B63H 5/15 (2006.01)
CPC B63G 8/001 (2013.01) [B63B 21/66 (2013.01); B63H 5/15 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A traction device for towing an object along a water surface or through a body of water, the traction device comprising:
a propulsive engine,
wherein the traction device has a common center of gravity, center of thrust, and center of buoyancy, and
a bridle being attached to turn about an axis through the common center, the bridle having an attachment at a distal end from the turn axis to attach a tow line extending to the towed object.