US5507594A — Method and apparatus for constructing an artifici…

Claim 1

Independent Claim 237 words

An artificial reef for use off shore beneath the ocean surface to protect a beach from erosion caused by incoming waves comprising an arched wall formed by a series of side by side transverse blocks, means interconnecting the blocks to allow flexible movement of the blocks relative to each other, said wall having a shoreward side with a shoreward end on the floor of the ocean and a seaward side and a seaward end also on the ocean floor, said shoreward and seaward sides and the extension of said blocks being generally parallel to each other and to the beach to be protected and the travel of waves toward the shore, said wall having a length transverse to the beach greater than the distance between said shoreward end and said seaward end whereby an arch is formed by said blocks between said ends, holding means connected between said shoreward side and said seaward side to maintain said transverse length of the wall, said reef having a space beneath the arch and above the sea bed open to water in the sea and the reef being located at such a distance off shore that the top of the arch is below the surface of the water and high enough above the sea bed to have an effect on waves passing over the wall to cause the waves to break to dissipate energy before the waves reach the shore.

Claim 2

Dependent Claim 237 words

An artificial reef for use off shore beneath the ocean surface to protect a beach from erosion caused by incoming waves comprising an arched wall formed by a series of side by side transverse blocks, means interconnecting the blocks to allow flexible movement of the blocks relative to each other, said wall having a shoreward side with a shoreward end on the floor of the ocean and a seaward side and a seaward end also on the ocean floor, said shoreward and seaward sides and the extension of said blocks being generally parallel to each other and to the beach to be protected and the travel of waves toward the shore, said wall having a length transverse to the beach greater than the distance between said shoreward end and said seaward end whereby an arch is formed by said blocks between said ends, holding means connected between said shoreward side and said seaward side to maintain said transverse length of the wall, said reef having a space beneath the arch and above the sea bed open to water in the sea and the reef being located at such a distance off shore that the top of the arch is below the surface of the water and high enough above the sea bed to have an effect on waves passing over the wall to cause the waves to break to dissipate energy before the waves reach the shore.

Claim 3

Dependent Claim 17 words

An artificial ocean reef as set forth in claim 1 wherein said holding means comprises a cable.

Claim 4

Dependent Claim 44 words

An artificial reef as recited in claim 2 wherein a fastener plate is provided on each end of said cable to couple with any selected block of the arched wall shoreward end and seaward end, said cable holding said wall in its arched shape.

Claim 5

Dependent Claim 44 words

An artificial ocean reef as set forth in claim 1 wherein said transverse blocks are concrete and spaced from each other, and said flexible interconnecting means comprises a plurality of wire segments embedded in and spanning gaps between the lateral edges of adjacent blocks.

Claim 6

Dependent Claim 41 words

An artificial ocean reef as recited in claim 4 wherein said blocks have beveled edges to provide beveled gaps between two adjacent blocks, and wedge shaped spacers fitted into said gaps to hold said blocks in position relative to each other.

Claim 7

Dependent Claim 33 words

An artificial ocean reef as recited in claim 5 wherein said wedge shaped spacers are formed of plastic and of such size to have a friction fit in the gap between two blocks.

Claim 8

Dependent Claim 46 words

An artificial reef as recited in claim 1 wherein each block has a wire segment imbedded in and extending transverse to the extension of the wall, each wire projecting from each side edge of each block, and a wire connecting projecting ends of two adjacent blocks.

Claim 9

Dependent Claim 49 words

An artificial reef as recited in claim 7 where wire clamps are provided to connect the wire segments of one arched wall to the wire segments on an adjacent arched wall, whereby side by side arch walls are interconnected to form a continuous artificial reef on the ocean floor.

Claim 10

Dependent Claim 32 words

An artificial reef as recited in claim 1 wherein anchors are provided on the shoreward and seaward ends of said arched wall to hold the reef in place on said ocean floor.

Claim 11

Independent Claim 182 words

A method of preventing beach erosion comprising the steps of constructing a plurality of flat flexible wall sections, each section being constructed from a series of side-by-side transverse concrete blocks extending in a row generally perpendicular to the beach and interconnected by flexible means at adjacent lateral edges thereof, forming each of said wall sections into a similar arch shaped structure having a curved top portion and generally smooth upper outer surfaces, placing said arch shaped structures in side-by-side alignment on the ocean floor with said top portion of each structure beneath the surface of the water at low tide and high enough off of the ocean floor relative to the water surface to cause waves passing over it to break and with said transverse concrete blocks generally parallel to the shore line of the beach being protected from erosion, and securing adjacent arch shaped structures together in side-by-side relations with a shoreward wall section facing the beach and a seaward wall section facing out to sea to present a continuous submerged barrier in the path of waves moving toward the beach.

Claim 12

Independent Claim 182 words

A method of preventing beach erosion comprising the steps of constructing a plurality of flat flexible wall sections, each section being constructed from a series of side-by-side transverse concrete blocks extending in a row generally perpendicular to the beach and interconnected by flexible means at adjacent lateral edges thereof, forming each of said wall sections into a similar arch shaped structure having a curved top portion and generally smooth upper outer surfaces, placing said arch shaped structures in side-by-side alignment on the ocean floor with said top portion of each structure beneath the surface of the water at low tide and high enough off of the ocean floor relative to the water surface to cause waves passing over it to break and with said transverse concrete blocks generally parallel to the shore line of the beach being protected from erosion, and securing adjacent arch shaped structures together in side-by-side relations with a shoreward wall section facing the beach and a seaward wall section facing out to sea to present a continuous submerged barrier in the path of waves moving toward the beach.

Claim 13

Dependent Claim 38 words

A method as recited in claim 10, anchoring said shoreward and seaward wall sections to the ocean floor to hold the barrier in place against tides where the sea water is moving toward and away from the beach.

Claim 14

Dependent Claim 156 words

An artificial ocean reef for use below the ocean surface to prevent beach erosion, said reef having a plurality of adjacent sections each of which comprises an arched wall formed by a series of side by side transverse concrete blocks having a space between each other, and flexible means interconnecting said blocks at adjacent lateral ends to provide a generally smooth outer surface, said flexible interconnecting means comprising a plurality of wire segments embedded in and spanning gaps between the lateral edges of adjacent blocks, spacers selectively disposed in at least one of said gaps and abutting said adjacent lateral edges of said blocks, and said wall having a shoreward side with a shoreward end resting on the floor of the ocean and a seaward side with a seaward end resting on the floor of the ocean outwardly from said shoreward end to present said generally smooth surface on said seaward side to the incoming waves.

Claim 15

Dependent Claim 156 words

An artificial ocean reef for use below the ocean surface to prevent beach erosion, said reef having a plurality of adjacent sections each of which comprises an arched wall formed by a series of side by side transverse concrete blocks having a space between each other, and flexible means interconnecting said blocks at adjacent lateral ends to provide a generally smooth outer surface, said flexible interconnecting means comprising a plurality of wire segments embedded in and spanning gaps between the lateral edges of adjacent blocks, spacers selectively disposed in at least one of said gaps and abutting said adjacent lateral edges of said blocks, and said wall having a shoreward side with a shoreward end resting on the floor of the ocean and a seaward side with a seaward end resting on the floor of the ocean outwardly from said shoreward end to present said generally smooth surface on said seaward side to the incoming waves.

Claim 16

Dependent Claim 31 words

An artificial ocean reef as set forth in claim 12 wherein said spacers have grooves cooperating with said wire segments to prevent lateral movement of said spacers relative to said blocks.

Claim 17

Independent Claim 142 words

A method for preventing beach erosion comprising the steps of constructing a flat flexible wall section from a series of side-by-side transverse concrete blocks interconnected by flexible means at adjacent lateral edges, forming said wall into an arch shaped structure having a curved top portion and generally smooth outer surfaces by placing said flat flexible wall on an installation form having a generally arch shaped surface to which said wall conforms, securing said wall in said arch shape, lifting said wall from said installation form and placing said arch shaped structure on the ocean floor with the top portion beneath the surface of the water at low tide and with said transverse concrete blocks generally aligned with the shore line of the beach being protected from erosion to present a submerged barrier to the force components of waves traveling toward the shore.

Claim 18

Independent Claim 142 words

A method for preventing beach erosion comprising the steps of constructing a flat flexible wall section from a series of side-by-side transverse concrete blocks interconnected by flexible means at adjacent lateral edges, forming said wall into an arch shaped structure having a curved top portion and generally smooth outer surfaces by placing said flat flexible wall on an installation form having a generally arch shaped surface to which said wall conforms, securing said wall in said arch shape, lifting said wall from said installation form and placing said arch shaped structure on the ocean floor with the top portion beneath the surface of the water at low tide and with said transverse concrete blocks generally aligned with the shore line of the beach being protected from erosion to present a submerged barrier to the force components of waves traveling toward the shore.

Claim 19

Dependent Claim 112 words

An artificial ocean reef for use below the ocean surface to prevent beach erosion, said reef having at least one section comprising an arched wall formed by a series of side-by-side transverse concrete blocks, and flexible means for interconnecting said blocks at adjacent lateral edges to provide a generally smooth outer surface, said wall being generally bell-shaped in cross section, said transverse concrete blocks being spaced from each other and said flexible interconnecting means comprises a plurality of wire segments embedded in and spanning gaps between lateral edges of adjacent blocks, and spacers selectively disposed in a least one of said gaps, said spacers abutting said adjacent lateral edges of said blocks.

Claim 20

Dependent Claim 112 words

An artificial ocean reef for use below the ocean surface to prevent beach erosion, said reef having at least one section comprising an arched wall formed by a series of side-by-side transverse concrete blocks, and flexible means for interconnecting said blocks at adjacent lateral edges to provide a generally smooth outer surface, said wall being generally bell-shaped in cross section, said transverse concrete blocks being spaced from each other and said flexible interconnecting means comprises a plurality of wire segments embedded in and spanning gaps between lateral edges of adjacent blocks, and spacers selectively disposed in a least one of said gaps, said spacers abutting said adjacent lateral edges of said blocks.

Claim 21

Dependent Claim 30 words

An artificial ocean reef as set forth in claim 15 wherein said spacers have grooves cooperating with said segments to prevent lateral movement of said spacers relative to said blocks.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1999-04-16	1999-10-16	2000-04-16	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2003-04-16	2003-10-16	2004-04-16	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2007-04-16	2007-10-16	2008-04-16	$7700.00	Window Closed / Lapsed

Method and apparatus for constructing an artificial reef

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