Extruded diving board

Claim 2

A diving board comprising, in combination: a plurality of identical elongated hollow members disposed in side-by-side abutting relation, said hollow members being shaped with an unchanging cross section along the length thereof and forming a bore between abutting members; a plurality of elongated tubular members, each tubular member having an unchanging wall thickness along its length and an outer surface shaped to fit into any said bore, said tubular members being disposed in end-to-end relation within each said bore with the wall thickness of adjacent tubular members disposed in the same bore being different; means for securing said hollow members and said tubular members together to form the diving board.

Claim 3

The diving board of claim 1 additionally including: two identical elongated hollow side members disposed on either side of said hollow members in abutting relation thereto, said side members being shaped with an unchanging cross section along the length thereof and forming a further bore between each side member and the hollow member against which said side member abuts, said additional bore having the same cross section as each other said bore, each said additional bore having a plurality of elongated tubular members disposed in end-to-end relation therein with the wall thickness of each adjacent tubular member in each said additional bore being different.

Claim 4

The diving board of claim 1 wherein each said hollow member includes an elongated flat upper surface, an elongated flat lower surface disposed in parallel spaced relation to said flat upper surface and a pair of sides disposed between said upper and said lower surface, each said side having an outwardly facing surface having in part a recess along its length which forms one half of one said bore.

Claim 5

The diving board of claim 1 wherein each said hollow member is formed of a continuous extrusion having a constant cross section along its length.

Claim 6

The diving board of claim 2 wherein each said side member includes an elongated flat upper surface, an elongated flat lower surface disposed in parallel spaced relation to said upper surface and a pair of sides disposed between said upper and said lower surface, one said end having an outwardly facing surface having in part a recess along its length which forms one half of one said bore.

Claim 7

The diving board of claim 2 wherein each said hollow member includes an elongated flat upper surface, an elongated flat lower surface disposed in parallel spaced relation to said flat upper surface and a pair of sides disposed between said upper and said lower surface, each said side having an outwardly facing surface having in part a recess along its length which forms one half of one said bore.

Claim 8

The diving board of claim 6 wherein each said side member includes an elongated flat upper surface, an elongated flat lower surface disposed in parallel spaced relation to said upper surface and a pair of sides disposed between said upper and said lower surface, one said side having an outwardly facing surface having in part a recess along its length which forms one half of one said bore.

Claim 9

The diving board of claim 2 wherein each said side member is formed of a continuous extrusion having a constant cross section along its length.

Claim 10

The diving board of claim 1 wherein said securing means comprises a plurality of tie rods each extending through all said hollow members and secured at its opposite end to prevent sideways movement of said hollow members.

Claim 11

The diving board of claim 1 wherein all said tubular members adjacent each other in different bores have the same thickness.

Claim 12

The diving board of claim 1 additionally including a spacer member disposed between each said tubular member in a bore, each said spacer including a centrally located portion to prevent end-to-end contact of adjacent tubular members in a bore and a portion extending from said centrally located portion into the tubular members contacting said centrally located portion, each said extending pOrtion having an outer shape to interfit with the tubular members into which the extending portion projects.

Claim 13

The diving board of claim 1 additionally including a spacer member disposed between said tubular members in each bore to strengthen the joint between said tubular members in each bore.

Claim 14

A diving board comprising, in combination: a plurality of identical elongated hollow members of unchanging cross section along the entire length of each said hollow member, each said hollow member including a flat upper surface, a flat lower surface disposed in parallel spaced relation to said upper surface and a pair of side surfaces disposed between said upper and said lower surfaces, each said side surface including two abutting surfaces and a recessed surface of constant radius disposed between said two abutting surfaces, said hollow members being disposed in side-by-side abutting relation with each said abutting surface on one said hollow member abutting against an abutting surface of an adjacent hollow member, said plurality of hollow members forming a continuous upper and a continuous lower surface and said recesses of abutting hollow members forming a cylindrical bore therebetween; a pair of identical elongated hollow side members, each said side member including a flat upper surface and a flat lower surface disposed in parallel spaced relation to said flat upper surface and two side surfaces joining said upper and said lower flat surface, one said side surface being a continuous smooth surface and the other said side surface has two abutting surfaces and a recessed surface of said constant radius disposed between said two abutting surfaces, said side members being disposed in side-by-side relation to said hollow members so that said abutting surfaces of each said side members abut against an abutting surface of one said hollow member; a plurality of elongated tubular members with a constant outer diameter disposed in end-to-end relation within each said cylindrical bore, the inner diameter of adjacent tubular members disposed in the same cylindrical bore being different; means for securing said hollow members, said side members and said tubular members together to form a diving board.

Claim 15

A diving board comprising, in combination: a plurality of identical elongated hollow members of unchanging cross section along the entire length of each said hollow member, each said hollow member including a flat upper surface, a flat lower surface disposed in parallel spaced relation to said upper surface and a pair of side surfaces disposed between said upper and said lower surfaces, each said side surface including two abutting surfaces and a recessed surface of constant radius disposed between said two abutting surfaces, said hollow members being disposed in side-by-side abutting relation with each said abutting surface on one said hollow member abutting against an abutting surface of an adjacent hollow member, said plurality of hollow members forming a continuous upper and a continuous lower surface and said recesses of abutting hollow members forming a cylindrical bore therebetween; a pair of identical elongated hollow side members, each said side member including a flat upper surface and a flat lower surface disposed in parallel spaced relation to said flat upper surface and two side surfaces joining said upper and said lower flat surface, one said side surface being a continuous smooth surface and the other said side surface has two abutting surfaces and a recessed surface of said constant radius disposed between said two abutting surfaces, said side members being disposed in side-by-side relation to said hollow members so that said abutting surfaces of each said side members abut against an abutting surface of one said hollow member; a plurality of elongated tubular members with a constant outer diameter disposed in end-to-end relation within each said cylindrical bore, the inner diameter of adjacent tubular members disposed in the same cylindrical bore being different; means for securing said hollow members, said side members and said tubular members together to form a diving board.

Claim 16

The diving board of claim 13 wherein each said hollow member is formed of a continuous extrusion having a constant cross section along its entire length and each said side member is also formed of a continuous extrusion having a constant cross section along its entire length.

Claim 17

The diving board of claim 13 wherein all said tubular members adjacent each other in different cylindrical bores have the same inner diameter.

Claim 18

The diving board of claim 13 additionally including a spacer sleeve disposed between each said tubular member in each said cylindrical bore to strengthen the board at points between adjacent tubular members.

Claim 19

The diving board of claim 13 additionally including a spacer sleeve disposed between each said tubular member in a cylindrical bore, each said sleeve including a spacer portion to prevent end-to-end contact of adjacent tubular members in a cylindrical bore and a portion extending from said spacer portion into the tubular members contacting said spacer portion, each said extending portion having an outer diameter which interfits with the inner diameter of the tubular member into which the extending portion projects.

Claim 20

A diving board comprising, in combination: a plurality of identical elongated hollow members formed of a continuous extrusion of extrudable material having a uniform cross section along the length of each said member, each said hollow member including a flat upper surface, a flat lower surface disposed in parallel spaced relation to said upper surface and a pair of side surfaces disposed between said upper and said lower surface, each said side surface including two abutting surfaces and a recessed surface of constant radius disposed between said abutting surfaces, said hollow members being disposed in side-by-side abutting relation with each said abutting surface on one said hollow member abutting against an abutting surface of an adjacent hollow member, said plurality of hollow members forming a continuous upper and a continuous lower surface and said recessed surfaces of abutting hollow members forming a cylindrical bore having a constant diameter therebetween; a plurality of elongated tubular members with a constant outer diameter substantially equal to the diameter of said cylindrical bore and disposed in end-to-end relation within each said cylindrical bore, the inner diameter of adjacent tubular members disposed in the same cylindrical bore being different; means for securing said hollow members and said tubular members together to form a diving board.

Claim 21

A diving board comprising, in combination: a plurality of identical elongated hollow members formed of a continuous extrusion of extrudable material having a uniform cross section along the length of each said member, each said hollow member including a flat upper surface, a flat lower surface disposed in parallel spaced relation to said upper surface and a pair of side surfaces disposed between said upper and said lower surface, each said side surface including two abutting surfaces and a recessed surface of constant radius disposed between said abutting surfaces, said hollow members being disposed in side-by-side abutting relation with each said abutting surface on one said hollow member abutting against an abutting surface of an adjacent hollow member, said plurality of hollow members forming a continuous upper and a continuous lower surface and said recessed surfaces of abutting hollow members forming a cylindrical bore having a constant diameter therebetween; a plurality of elongated tubular members with a constant outer diameter substantially equal to the diameter of said cylindrical bore and disposed in end-to-end relation within each said cylindrical bore, the inner diameter of adjacent tubular members disposed in the same cylindrical bore being different; means for securing said hollow members and said tubular members together to form a diving board.

Claim 22

The diving board of claim 18 wherein all said tubular members adjacent each other in different cylindrical bores have the same inner diameter.