Membrane connector

Method and apparatus for compacting sail cars

Method and apparatus for covering and containing a sail

Method and apparatus for obtaining maximum sail boat velocity

Method and apparatus of automatically controlling sailboat

Method for controlling the deformation of a surface of a...

Method for opening, closing and rotating rigid marine sail

Method for operating a rigid marine sail

Method for silencing halyards

Method of stress distribution in a sail and sail construction

Method of stress distribution in a sail, a sail embodying the sa

Miniature pulley block assembly

Monoplane and low thrust wingsail arrangements

Multi-section boat sail

Multisection sail body and method for making