Patent ID: 9694876
Date: 2017-07-04
CPC Classifications: B63B

Claim:
1. A pivoting vessel mast device for a vessel, the vessel having a hull extending from a bow to a stern, the hull supports a mast extending between a proximal end and a distal end, a headstay, a backstay, a starboard sidestay and a port sidestay extend from the mast to the hull, the pivoting vessel mast device, comprising: a mast pivot pivotably coupling the proximal end of the mast to the hull between a vertical position and a non-vertical position; a lower wheel rotatably coupled approximate to the proximal end of the mast; an upper wheel rotatably coupled approximate to the distal end of the mast; a linkage coupling said lower wheel to said upper wheel; a drive coupled to said lower wheel for displacing said linkage in a descending direction or an ascending direction relative to the mast; an upper traveler slideably engaging the mast and coupled to the headstay; a lower traveler slidably engaging the mast and coupled to said linkage; a lowering stay secured to the bow and said lowering traveler; a vertical mast lock defined by said lower traveler abutting said upper traveler during said upper traveler approximate to the distal end of the mast and the headstay, the backstay and said lowering stay in tension; a mast lowering displacement defined by said lower traveler and said upper traveler in said descending direction for pivoting the mast from said vertical position to said non-vertical position; and a mast raising displacement defined by said lower traveler in said ascending direction for pivoting the mast from said non-vertical position to said vertical position.