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| Number | Title | Issue Date |
| 7493735 | Spiral stirrup and steel element combination structure system A structure system for use in a construction is provided. The structure system has a steel element, a first spiral stirrup, and a second spiral stirrup. The first spiral stirrup forms a plurality of pitches and axially wraps at least a portion of the steel element. ... | 02/24/2009 |
| 7219478 | Concrete reinforcement structure This invention relates to a reinforcement structure which is used in providing cementitious mixtures supplemental support and strength upon setting, and more particularly, to a reinforcement structure which comprises a plurality of oriented reinforcing fibrous and/o... | 05/22/2007 |
| 6860077 | Helical rebar structure A reinforcement structure includes multiple steel bars, a primary spiral hoop enclosing the multiple steel bars, wherein joints of the primary spiral hoop and the steel bars are securely combined, multiple secondary spiral hoops, wherein multiple steel bars are inse... | 03/01/2005 |
| 5542785 | Rebar cage wheel spacer centralizer system for drilled shafts A spacer (20) is mounted on a lateral rebar tie (13) of a reinforcement cage (11) of a poured concrete foundation support. The spacer (20) includes a pair of interlocking wheel members (21 and 22) which lock the wheel members (21 and 22) together in a mat... | 08/06/1996 |
| 5359829 | Fabrication and installation of steel reinforcement cages for pier foundations A method and apparatus for fabricating a drilled, concrete pier in the earth at a construction site is disclosed. The method comprises the steps of providing a template from which vertical reinforcement bars may be suspended and disposed in spatial alignm... | 11/01/1994 |
| 5097646 | Compound building member A compound building member for use in fabricating structures. The member in a first form includes a plurality of elements having a rotationally asymmetric closed plane cross section, the rotational asymmetric elements are helically wound in complementary ... | 03/24/1992 |
| 4786341 | Method for manufacturing concrete structure A method for manufacturing a concrete structure such as columns and beams with sufficient reinforcement in the shear strength to be durable against earthquakes, etc. A reinforcing member composed of a fiber-reinforced plastic is applied onto the outer per... | 11/22/1988 |
| 4627211 | Sled for a reinforcing cage used in a pier A combination support/spacer adapted for attachment to the periphery of a reinforcing cage--prior to the time that the cage is lowered into a pier hole. The support/spacer is configured in such a way as to be aptly referred to as a sled. The sled has a ru... | 12/09/1986 |
| 4553362 | Prefabricated building units A prefabricated building unit is formed as an integrally moulded body of fibre-reinforced concrete. The body has a wall, a beam extending along the top or bottom of the wall, and a floor or roof extending from the beam perpendicularly to the wall at the b... | 11/19/1985 |
| 4467583 | Reinforcement basket for reinforced-concrete column A reinforced-concrete column reinforcement comprises at least two hoops centered on and spaced apart along an axis and a plurality of deformable holders fixed at angular spacings on these hoops. Respective longitudinal reinforcement bars each extend axial... | 08/28/1984 |
| 4377928 | Reinforcement basket for reinforced-concrete column A reinforced-concrete column reinforcement comprises at least two hoops centered on and spaced apart along an axis and a plurality of deformable holders fixed at angular spacings on these hoops. Respective longitudinal reinforcement bars each extend axial... | 03/29/1983 |
| 4031685 | Reinforcing cage construction Tubular wire grid reinforcing cages for concrete pipe or similar structures are constructed from a plurality of prefabricated peripheral segments or cage sections, each section extending the full axial length of the completed cage and defining a portion o... | 06/28/1977 |
