Sail construction comprising foldable sail supports, a crossbeam, a holder, a sail, a bottom holder, ropes and a block and tackle system. The sail can be a self-inflatable sail designed similarly to paragliders, partially or fully inflatable.
Sail construction
2021-03-16
Patent
Electronic Resource
English
IPC: | B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING |