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Class 52/745.18 - Using prefabricated unit


Subclass of Class 52 - Static structures (e.g., buildings)
Definition: Subject matter wherein the construction comprises plural
No. of patents: 67
Last issue date: 04/29/2008


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NumberTitleIssue Date
7365446Wind power plant having power module mounted on tower foundation and method for use in constructing same
The invention relates to a method for constructing a wind energy plant and to a wind energy plant as such. An aim of one aspect of the invention is to provide a method for constructing wind energy plants at lower expenses and more rapidly. According to one aspect, a...
04/29/2008
7234282Modular tower
A modular tower assembly for use with blown film extrusion processes, where modular tower sections each having identical columns/foot prints can be stacked on top of one another. Each module can have rectangular type platforms with walk decks about a central rectang...
06/26/2007
7210882System and process for transporting wind turbines
A system is used to transport wind turbines on railroad cars. The wind turbines are partially disassembled into four types of components—nacelles, blades, rotor hubs and tower sections. The blades are stored in cargo containers suitable for use in multi-mode trans...
05/01/2007
7047704Method for designing and fabricating multi-step tension prestressed girder
In a method for designing a multi-step tension prestressed girder, prestress is appropriately introduced with respect to a relationship between a load and stress, for each step of construction, so that the height of a profile of the girder can be reduced. In a metho...
05/23/2006
7018138Pier-repairing and reinforcing panel and method of repairing and reinforcing piers using such panels
A pier-repairing and reinforcing panel is used in a method of repairing and reinforcing a pier. The panel includes locking members, locking ribs, reinforcing ribs, and clips. The method includes the steps of: installing a watertight caisson around a pier and removin...
03/28/2006
6994171Two section mast with self-aligning connections
A method of self-aligning connections for a two section mast. The method includes the steps of transporting the elongated bottom mast section to a guide frame adjacent to a well site, the bottom mast section having a pair of front legs and a pair of rear legs. An el...
02/07/2006
6955025Self-erecting tower and method for raising the tower
A tall tower is divided into an upper section with a tower top and a lower section with a tower bottom. The sections are hinged together. The lower section is hinged to a tower base. A telescoping crane is attached to a lift point on the lower section. The crane is ...
10/18/2005
6923600Method of repairing and reinforcing piers using stones
A method of repairing and reinforcing a pier using stones. The method includes installing a watertight caisson around a pier and removing water from the gap between the caisson and pier prior to repairing the pier. The method can also include removing impurities fro...
08/02/2005
6907706Tower for wind power installations
A tower (1) for wind power installations, on which at least one rotor (2) that can be driven by wind can be rotatably supported, has an especially low mass relative to its load-bearing capacity, stability, and rigidity, if it has a tower portion (3
06/21/2005
6868646Method and means for erecting a wind energy tower
A wind energy tower erection device is disclosed together with the method of assembling the same and the method of utilizing the device to erect a wind energy tower. The tower erection device successively places tower sections one upon the other until the tower is e...
03/22/2005
6594960Method of folding an articulating mast
An articulating derrick having a back face, a pair of opposed sides with each side having at least one leg, and an open face. The back face of the derrick includes a plurality of pairs of back face cross supports. Each cross support has a first and a seco...
07/22/2003
6594968Method of making a foundation
An improved method of making a foundation for a wind turbine comprises: a) forming a pit, b) providing a cylindrical open-bottomed steel can, c) lowering the can into the pit, d) accurately aligning the steel can, e) concreting the steel can in position in the pit, and ...
07/22/2003
6519909Composite reinforcement for support columns
A process for reinforcing a load supporting structure including placing a first layer of at least one distinct pre-cured composite piece around the structure, applying adhesive between the piece and the structure, exerting pressure until the adhesive cure...
02/18/2003
6470645Method for making and erecting a wind tower
A method for making a tower for a wind generator made up of a plurality of cylindrical segments, a plurality of transition rings with at least one being frustro-conical, a plurality of L-shaped flanges and a T-shaped flange....
10/29/2002
6467749Concrete column forming tube having a tear strip therein
A concrete column forming tube is provided for receiving poured concrete therein to produce a concrete column and which eliminates spiral seam lines and other undesirable characteristics on the outside surface of the formed concrete column and provides a ...
10/22/2002
6446408Collapsible pole
An apparatus and method for elevating items includes telescopically retractable and extendable hollow tubular pole sections that include a locking means to lock at least one section in extended position. The bottom of the pole is adapted for mounting to a...
09/10/2002
6397545Energy-absorbing utility poles and replacement components
Energy-absorbing utility poles and replacement components comprising a composite material laminate are provided. In one embodiment, the poles of the present invention are designed to bring an impacting vehicle to a controlled stop. It is intended that the...
06/04/2002
6301841Method for erecting a structure for an emergency power line, apparatus and kit of parts therefor
Method for erecting an emergency mast (1) for a power line comprising mast elements placed one on top of another, comprising the following steps: arranging a guide device (19) at the location where the emergency mast has to be placed; arranging a first ma...
10/16/2001
6220564Concrete column forming tube
A concrete column forming tube stored and displayed for sale in the flat, and under the urging of a pivotal traverse of an internal ring is projected into the much larger three dimensional shape necessary for forming the concrete column, this reshaping oc...
04/24/2001
6185888Post
A post. The post includes a rigid support structure. The post includes a plurality of pieces. Each piece has a hole extending through it so the piece can fit into the support structure and remain in place on the support structure. Each piece is stackable ...
02/13/2001
6108996Apparatus and method for retrofitting towers exchanger
An existing tower has a set of legs and a large number of lacings which secure the legs to one another. An augmentation tower is located concentrically outside of the existing tower and also has a set of legs and lacings for joining its legs together. Eac...
08/29/2000
5961253Pile head dresser, pile head dressing method, and, placement of cast-in-place concrete piles
A pile head dresser, for cast-in-place concrete piles, has an inner cylinder (2) adapated to permit a tremie pipe (16) to move in and out. The inner cylinder is surrounded by an outer cylinder (3). A top plate (1) and a bottom plate (6) interconnect the i...
10/05/1999
5934035Modular pillar
The modular pillar is assembled by overlaying precast brick layers, one on top of the other to form a pillar of such layers. Each layer has a depression, groove, channel, cut-out, or the like, of recessing one of its horizontal surfaces for interlocking m...
08/10/1999
5924262High elongation reinforcement for concrete
In a method and apparatus for reinforcing concrete and other structural members, a plurality of cylindrical jackets are preformed. Each jacket terminates in lateral edges defining a discontinuity in the jacket, the jackets being made of high elongation hi...
07/20/1999
5913778Flanged mounting system for an in-ground basketball system
A basketball mounting system for an in-ground basketball system has a flanged basketball support pole and a flanged ground sleeve receiving a portion of the pole in overlapping relationship. The flanges are connected together by removable fasteners such a...
06/22/1999
5899044Post enclosure
A tubular cover or metal support members has been provided in which the tubular cover member is made of multiple layers of material such as wood veneer and in which all of the layers are severed to form a slit to extend longitudinally of the tube and in w...
05/04/1999
5675956Post and pole construction using composite materials
A post and/or pole segment formed by filling a form with a composite mixture of a bonding agent and a filler material. The composite mixture is placed in a form in a fluid state and allowed to solidify. The form is retained as an integral member of the po...
10/14/1997
5555697Method for connecting precast concrete units
Method for connecting precast concrete units which do not have projecting reinforcing bars by heating the concrete placed into the connecting point electrically in order to shorten the curing period. This method comprises the steps of covering the end surfaces...
09/17/1996
5450695Telescoping derrick
A telescoping four-sided drilling derrick and method of erection that is to be positioned on a drill floor over a well bore and is capable of withstanding severely adverse weather, environmental or geologic conditions. The derrick is in several sections a...
09/19/1995
4999961Corner post opening closure
The upper and lower ends of a hollow plastic corner post for a corner structure are each closed off with a device molded of a cuttable plastic whether or not the corner structure continues past the end of the post. The device includes a base having along ...
03/19/1991
4932175Telescopic drilling derrick apparatus
A telescopic drilling derrick apparatus that is light for easy transportation and utilizes structure to enable the mast to be raised from a collapsed horizontal position to a vertical position while still in an unextended position and thereafter telescopi...
06/12/1990
4920710Retractable column and method of forming
A retractable support column for overhead structures that comprises there sets of rectangular shaped links that have mating hooks extending laterally outward from adjacent link chains so that the hooks can engage each other when the links are placed verti...
05/01/1990
4885893Well mast structure
A well mast apparatus is disclosed in the form of multiple, separately connectable sections including a lower mast section, an upper mast section and, if desired, several subsequent intermediate mast sections. The mast sections are provided with lifting r...
12/12/1989
4866893Extensible mast
An extensible mast is shown which is erected from a portable base having a plurality of tape reels mounted thereon. The tape reels are angularly oriented on the base with respect to a common, vertical axis, and each of the tape reels is adapted to receive...
09/19/1989
4785592Method for raising a multi-element mast and apparatus for performing the method and masts provided with these means
The invention relates to multi-element masts and a method of raising a multi-element mast by adding successive elements wherein a direction of traction (15) to be exerted by at least one operator on the free portion (16) of a tieline (8) emerging from a s...
11/22/1988
4630425Erection means for portable drilling system
A portable apparatus for drilling deep boreholes in the earth, comprising a sub-base structure, a drawworks platform supported on four legs hinged both to the sub-base structure and to the drawworks platform and when in lowered position extends away from ...
12/23/1986
4625475Extensible mast
An extensible mast is shown which is erected from a portable base having a plurality of tape reels mounted thereon. The tape reels are angularly oriented on the base with respect to a common, vertical axis, and each of the tape reels is adapted to receive...
12/02/1986
4616454Slant service rig
A guide mat for a slant service or drill rig. The guide mat comprises rearward and forward portions and an open area in the rearward portion which is used to allow access to a wellhead. Adjustable pedestals are provided which move in orthogonal planes to ...
10/14/1986
4599785Method for installing a mounting structure on the exterior of a building
A lightweight mounting structure combination for small dish antennae is provided. The structure includes an upright mast for supporting the dish antennae. The mast has an upper end for attachment to said dish and a lower end for anchoring to a rigid-type ...
07/15/1986
4598509Method and apparatus for raising and lowering a telescoping mast
Method and apparatus for raising and lowering a telescoping mast. A telescoping mast having an upper section slidably received within a lower section is pivotally connected to a base in a horizontal position. A line is connected to the lower end of the up...
07/08/1986
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