Catamaran righting accessory

Claim 2

In combination with a boat having a pair of laterally spaced apart elongated longitudinally extending hulls connected together by a elongated fore and aft transverse bracing structures extending between and anchored relative to fore and aft portions, respectively, of said hulls and wherein said hulls include normally upper and lower surfaces and said boat includes a mast stepped from said fore transverse bracing structure and projecting upwardly therefrom, a righting accessory including mounting means mounted from the underside of one end of said transverse bracing structures adjacent one of said hulls, an elongated structural member, anchor means mounting one end portion of said structural member from said mounting means with said structural member disposed generally in a first plane normal to the longitudinal centerlines of said hulls and with the other end portion of said structural member disposed at least closely adjacent a second plane generally paralleling said most and extending along the longitudinal centerline of the other hull with said other end portion disposed outwardly of the underside of said boat, and elongated flexible tension member means having one end portion anchored relative to the other end of said one bracing structure, a mid-portion thereof engaged with the other end of said structural member and a second free end portion.

Claim 3

The righting accessory of claim 1 wherein said free end portion includes handgrip means anchored relative thereto.

Claim 4

The righting accessory of claim 2 wherein said handgrip means includes a plurality of handgrip portions spaced along said free end portion.

Claim 5

The righting accessory of claim 3 wherein said free end portion includes a terminal end portion relative to which foot engageable stirrup means is anchored.

Claim 6

In combination with a boat having a pair of laterally spaced apart elongated longitudinally extending hulls connected together by elongated fore and aft transverse bracing structures extending between and anchored relative to fore and aft portions, respectively, of said hulls, a righting accessory including mounting means mounted from one end to one of said transverse bracing structures adjacent one of said hulls, an elongated structural member, anchor means mounting one end portion of said structural member from said mounting means with said structural member disposed generally in a first plane normal to the longitudinal centerlines of said hulls and with the other end portion of said structural member disposed at least closely adjacent a second plane extending along the longitudinal centerline of the other hull and disposed outwardly of the underside of said boat, and elongated flexible tension member means having one end portion anchored relative to the other end of said one bracing structure, a mid-portion thereof engaged with the other end of said structural member and a second free end portion, said mounting means and said one end of said structural member including pivot means pivotally mounting said one end of said structural member from said one transverse bracing structure for angular displacement relative thereto about an axis inclined relative to said structural member and disposed generally normal to said second plane for movement of said structural member to a retracted position with said other end thereof closely adjacent the end of said other transverse brace structure adjacent said other hull and with said structural member generally paralleling a third plane containing said hulls.

Claim 7

In combination with a boat having a pair of laterally spaced apart elongated longitudinally extending hulls connected together by elongated fore and aft transverse bracing structures extending between and anchored relative to fore and aft portions, respectively, of said hulls, a righting accessory including mounting means mounted from one end to one of said transverse bracing structures adjacent one of said hulls, an elongated structural member, anchor means mounting one end portion of said structural member from said mounting means with said structural member disposed generally in a first plane normal to the longitudinal centerlines of said hulls and with the other end portion of said structural member disposed at least closely adjacent a second plane extending along the longitudinal centerline of the other hull and disposed outwardly of the underside of said boat, and elongated flexible tension member means having one end portion anchored relative to the other end of said one bracing structure, a mid-portion thereof engaged with the other end of said structural member and a second free end portion, said mounting means and said one end of said structural member including pivot means pivotally mounting said one end of said structural member from said one transverse bracing structure for angular displacement relative thereto about an axis inclined relative to said structural member and disposed generally normal to said second plane for movement of said structural member to a retracted position with said other end thereof closely adjacent the end of said other transverse brace structure adjacent said other hull and with said structural member generally paralleling a third plane containing said hulls.

Claim 8

The righting accessory of claim 5 including anchor means releasably anchoring said other end of said structural member to the last-mentioned transverse bracing structure end.

Claim 9

The righting accessory of claim 5 wherein the other end of said one transverse bracing structure also includes mounting means corresponding to the first-mentioned mounting means, said pivot means including means pivotally mounting said one end of said structural member, selectively, from one of said mounting means.

Claim 10

The righting accessory of claim 7 wherein the opposite ends of said other transverse bracing structure include anchor means for releasably anchoring said other end of said structural member to said other transverse bracing structure ends.

Claim 11

In combination with a capsized boat of the type having a pair of laterally spaced apart elongated longitudinally extending hulls connected together by bridging structure having upper and lower sides as defined when said boat is in the normal sailing attitude and extending and connected between central portions of said hulls intermediate the opposite ends thereof and wherein said boat includes a mast stepped from said bridging structure and projecting outwardly therefrom in the direction in which said upper side faces, said hulls including upper and lower surfaces facing in the directions in which said upper and lower sides face, said boat being disposed with one of said hulls lowermost and the other hulls spaced above said one hull because of the capsized condition of said boat, a righting accessory including an elongated structural member, means anchoring one end of said structural member relative to the central portion of said one hull outwardly of said lower side and with said structural member disposed in a first plane generally normal to the longitudinal centerlines of said hulls and the other end of said structural member spaced horizontally outward from said lower surface of the central portion of said other hull, an elongated flexible tension member having one end portion anchored relative to said central portion of said other hull, a mid-length portion supported from said other end of said structural member and its other end portion depending downwardly from said other end of said structural member.

Claim 12

In combination with a capsized boat of the type having a pair of laterally spaced apart elongated longitudinally extending hulls connected together by bridging structure having upper and lower sides as defined when said boat is in the normal sailing attitude and extending and connected between central portions of said hulls intermediate the opposite ends thereof and wherein said boat includes a mast stepped from said bridging structure and projecting outwardly therefrom in the direction in which said upper side faces, said hulls including upper and lower surfaces facing in the directions in which said upper and lower sides face, said boat being disposed with one of said hulls lowermost and the other hulls spaced above said one hull because of the capsized condition of said boat, a righting accessory including an elongated structural member, means anchoring one end of said structural member relative to the central portion of said one hull outwardly of said lower side and with said structural member disposed in a first plane generally normal to the longitudinal centerlines of said hulls and the other end of said structural member spaced horizontally outward from said lower surface of the central portion of said other hull, an elongated flexible tension member having one end portion anchored relative to said central portion of said other hull, a mid-length portion supported from said other end of said structural member and its other end portion depending downwardly from said other end of said structural member.