US 11,713,098 B2
Multiline ring anchor and installation method
Charles Aubeny, College Station, TX (US); Brian Diaz, College Station, TX (US); Sanjay Arwade, Amherst, MA (US); Don DeGroot, Amherst, MA (US); Melissa E. Landon, Orono, ME (US); Casey Fontana, Amherst, MA (US); and Spencer Hallowell, Amherst, MA (US)
Assigned to NATIONAL SCIENCE FOUNDATION, Alexandria, VA (US)
Appl. No. 16/978,760
Filed by The Texas A&M University System, College Station, TX (US)
PCT Filed Mar. 28, 2019, PCT No. PCT/US2019/024667
§ 371(c)(1), (2) Date Sep. 7, 2020,
PCT Pub. No. WO2019/191486, PCT Pub. Date Oct. 3, 2019.
Claims priority of provisional application 62/649,457, filed on Mar. 28, 2018.
Prior Publication US 2020/0407021 A1, Dec. 31, 2020
Int. Cl. B63B 21/20 (2006.01); B63B 21/27 (2006.01)
CPC B63B 21/20 (2013.01) [B63B 21/27 (2013.01); B63B 2021/203 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A multiline ring anchor comprising:
a hollow cylindrical body,
a plurality of pad-eyes attached to the outer surface of the hollow cylindrical body, and
a plurality of mooring lines;
wherein each of the mooring lines a plurality of plate stiffeners in the hollow cylindrical body; and a plurality of keying flaps attached to the plate stiffeners; is attached to one of the plurality of pad-eyes;
wherein each of the plurality of pad-eyes is positioned such that a line of action of a resultant mooring line force is configured to pass through a center of a rotational resistance of the anchor.