"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 8074422 | Embedded pipe hanger A support bracket is provided for fastening to a concrete molding form. The bracket has a first and second distal end connected by a middle portion. The distal ends are generally in a first plane and the middle portion extends from a side of each distal end at an ob... | 12/13/2011 |
| 7587873 | Wedge anchor for concrete An expansion wedge anchor for insertion in a hole delimited by a wall comprises an expander member and an expansion member. The expander member is provided at a leading end of the expansion member. The expander member includes a flaring end, the expansion member bei... | 09/15/2009 |
| 7278246 | Nesting closure strip The closure strip having a pair of longitudinal side walls with undulating top edges configured to mate with the corrugations of corrugated sheet material. The side walls are interconnected by a plurality of support ribs. The side walls are also angled outward towar... | 10/09/2007 |
| 7255930 | Cap nut for envelopment casting, casting including the cap nut and method of enveloping the cap nut in casting A cap nut to be enveloped in a casting made of casting material includes a substantially cylindrical body. The body has a first end and a second end adjacent to a top end surface of the body. The body has a hole and an outer peripheral surface to be enveloped in the... | 08/14/2007 |
| 7251918 | Fixing bracket for joining wooden building components A fixing bracket is described for joining wooden building components to each other and to a substrate, particularly of the kind used for joining boards used to cover balconies and decks outdoors. It is essential that the fixing bracket is a double angle consisting o... | 08/07/2007 |
| 7191571 | Modular construction blocks, building structures, kits, and methods for forming building structures The modular construction blocks include a preform having a plurality of passageways therethrough. The preforms may by formed from a plastic material and filled with concrete and steel reinforcing bars to form footings, foundations, girders, walls, and roofs. The mod... | 03/20/2007 |
| 7174689 | Concrete anchor float A concrete anchor float that, in one embodiment, facilitates the placement of anchor bolts that protrude from concrete constructions, such as foundations. The concrete anchor float of the present invention can be used with nearly any conventional anchor bolt to insu... | 02/13/2007 |
| 7065925 | Concrete anchor A concrete anchor. The concrete anchor can be embedded within a concrete member to enhance lifting of the concrete member. The concrete anchor of the present invention can include a bar having a first end, a second end positioned adjacent the first end, and an inter... | 06/27/2006 |
| 7007434 | Building structure element and stiffening plate elements for such an element A prefabricated, supporting building structure element, such as wall elements (11), floor structures (47) or the like includes a reinforced concrete slab (13) having a plurality of discrete, parallel, horizontally separated, not mutually joined,... | 03/07/2006 |
| 6928778 | Stucco anchorage nail A fastener including a body having a predetermined axial length, wherein the body includes a nail head at one axial end of the body, a textured portion at an opposite axial end of the body, a shank portion extending between the nail head and the textured portion, an... | 08/16/2005 |
| 6877284 | Retrofit hurricane and earthquake protection Retrofit connectors that secure together the outside sheathing and underlying structural members of wood-frame or masonry houses, preventing damage when subjected to lateral stresses from a hurricane, or transverse loads from an earthquake. The connectors have speci... | 04/12/2005 |
| 6779316 | Safety anchor The present invention generally provides an anchor for providing an attachment point on a surface. In one embodiment, the anchor includes a center shaft having a first member and a second member pivotally coupled thereto. The center shaft has an attachment end and a... | 08/24/2004 |
| 6729098 | Adjustable height corner fitting An adjustable height corner fitting for a shipping container including a substantially hollow rectangularly shaped block having a bottom wall, end walls and side walls is disclosed. An elongated aperture is located in the bottom wall and is adapted to cooperate with... | 05/04/2004 |
| 6729099 | Concrete embedding anchor, fitment for the same and method of manufacturing concrete molded piece using the same A concrete embedding anchor includes. An anchor including an anchor body having a head at one end of the shank and a stopper at the other end, a fitment concentrically mounted to said head and having an external thread and easy breaking portion formed on the round b... | 05/04/2004 |
| 6708461 | Pinch clamp A pinch clamp for clamping or drawing together building materials is disclosed having an elongated connecting bar having first and second ends, and first and second pyramidal prongs. Each prong has a triangular base, a distal tip, an inner flat tapered side and two ... | 03/23/2004 |
| 6634151 | Support apparatus for supporting one or more objects from a concrete structure Support apparatus for supporting one or more objects from a concrete structure includes an insert for embedment in the concrete structure and a hanger rod connected to, extending downwardly from and supported by the insert. The hanger rod includes an end ... | 10/21/2003 |
| 6502359 | Dowel placement apparatus for concrete slabs An expendable concrete dowel placement apparatus comprising a concrete form and a dowel holder capable of quickly positioning a dowel perpendicular to the surface of the concrete form, thereby allowing the finished concrete slab to expand and contract rel... | 01/07/2003 |
| 6502362 | Anchoring device for components made of concrete An anchoring device for components made of concrete comprises an elongated section which is associable with a concrete component so as to protrude from the component with at least one of its longitudinal sides and with at least one portion of its lateral ... | 01/07/2003 |
| 6431517 | Reusable gripper/stabilizer jig for construction anchor bolt A releasable jig for positioning and stabilizing while properly orienting an anchor bolt during construction where such a bolt is placed in wet, curing concrete. The jig includes a tube-like portion which is slightly tapered to effect a friction grip on s... | 08/13/2002 |
| 6345472 | Apparatus and method for anchoring and erecting concrete or similar materials An apparatus for use in concrete construction is characterized by a body having a first portion configured to be set into concrete during the casting of that concrete, and which can be removed from the concrete after the concrete has set, and thereby may ... | 02/12/2002 |
| 6263631 | Sealing plate for wall tile A sealing plate for use with a building, the building having an inner wall structure, an air impermeable sheet material for covering the inner wall structure and defining an air impermeable barrier, an insulation material on top of the sheet material and ... | 07/24/2001 |
| 6260326 | Wall or floor tile A floor tile or wall tile in the form of a panel has a frame and a filling. The frame and the filling are nondetachably connected in a utility state to form an integral part. The connection between frame and filling interlocks tongue and groovc-like. The ... | 07/17/2001 |
| 6253523 | Mechanical support for foam building blocks An improved mounting for attaching an outer and inner facing material to a wall. The wall comprises a plurality of interlocking foam blocks with each of the plurality of interlocking foam blocks having an inner and an outer block surface for defining an o... | 07/03/2001 |
| 6224031 | Tie with hinged end plates A tie includes an elongated strap with an end plate pivotally connected at each end of the strap, permitting the end plate to be pivoted from a position generally orthogonal to the strap, to a position generally parallel to the strap. Once an end plate is... | 05/01/2001 |
| 6145262 | Dowel bar sleeve system and method A rectangular dowel bar sleeve is disclosed for receiving dowel bars and tie-bars that allows opening and closing of joints between adjacent cast-in-place slabs and pavements while allowing differential lateral movement of adjacent cast-in-place slabs in ... | 11/14/2000 |
| 6123745 | Concrete form with integral drain and reinforcing bar support bracket therefor An adjustable concrete form comprises at least one tube and an adjustable stake having a post and a tube cradle. A bracket is removably connected to the tube for supporting rebar in spaced-apart relation to the excavation bottom. The bracket includes a tu... | 09/26/2000 |
| 6116836 | Connector for composite insulated wall and method for making the wall An insulated wall includes first and second spaced apart layers of concrete having a layer of insulating material sandwiched therebetween. Extending through the insulative layer are a plurality of spike connectors having their opposite ends protruding int... | 09/12/2000 |
| 6112491 | Insulating connector rods and methods for their manufacture Methods for manufacturing highly insulating connector rods and highly insulating composite wall structures using such connector rods. The connector rods are highly insulating and are injection molded in a single step from an appropriate resinous material ... | 09/05/2000 |
| 6079176 | Insulated concrete wall A system for insulating only the interior surface of a concrete wall to be poured between a pair of interior and exterior wall forms. The system includes horizontally extending elongated tie strips which connect to each of the wall forms to hold the wall ... | 06/27/2000 |
| 6018922 | Mounting for attaching a facing material to a wall An improved mounting for attaching a facing material to a wall. The wall comprises a plurality of interlocking foam blocks with each of the plurality of interlocking foam blocks having an inner and an outer block surface for defining an inner and outer wa... | 02/01/2000 |
| 5937609 | Concrete insert to support anchor bolt A concrete insert with a C-shape and having a flat bottom plate and a top plate connected by a side plate with the planes of the top and bottom plates being parallel, each of the top plate and bottom plate containing a hole with centers of those holes lyi... | 08/17/1999 |
| 5884439 | Concrete form with integral drain and adjustable stake therefor An adjustable concrete form comprises at least one tube and an adjustable stake having a post and a tube cradle. The tube has at least one drainage aperture providing the form with drainage. The adjustable stake is configured for adjustably supporting the... | 03/23/1999 |
| 5826391 | Concrete joint and method A formwork comprising a metal panel 11 having an upper portion 12, a lower portion 13 and a intermediate portion 14 displaced laterally out of the line of the panel 11, the portions 12 and 13 have spaced holes 15 through which reinforcing rods 16 project ... | 10/27/1998 |
| 5813188 | Accessory for building construction A holder for use in building construction for holding anchor bolts, rebar, in-concrete plumbing, and the like, in predetermined positions during the pouring of concrete therearound. The holder is molded in one piece from a suitable plastic and includes an... | 09/29/1998 |
| 5809723 | Multi-prong connectors used in making highly insulated composite wall structures Multi-pronged insulating connectors used in manufacturing insulative composite wall structures. At least a substantial portion of the connector is injection molded in a single step from an appropriate resinous material or moldable plastic. One or more pro... | 09/22/1998 |
| 5740651 | Anchoring sleeve An anchoring sleeve for receiving a screw in a concrete building element, consists of a tubular body (1) made of synthetic material and surrounded by a metal shell (8) which only partially covers the synthetic body (1) so that at least the lower end there... | 04/21/1998 |
| 5670076 | Reusable coupler for foundation anchor A reusable coupler for accurately setting a threaded anchor in a concrete foundation to be poured having an attachment member for releasable attachment to a supporting structure and a tongue member that is formed with means for releasably gripping the thr... | 09/23/1997 |
| 5309691 | Shear connected structural units An apparatus for joining precast concrete units. A precast concrete unit, such as a section of pipe, decking and pavement includes a plurality of spaced, longitudinally aligned tubular members. The ends of each concrete unit are flush and are bounded by r... | 05/10/1994 |
| 5123784 | Method of sealing construction joint in top-down construction method A method of sealing a concrete joint formed between a pair of concrete castings by creating an injection hole wherein a removable frame member can be attached to the bottom surface of the first concrete casting so as to form obtuse angles with the concret... | 06/23/1992 |
| 5024038 | Apparatus and method for proving an anchor in walls and ceilings composed of friable asbestos containing material An anchor is formed in a wall or ceiling composed of friable asbestos containing material by placing a plate member having a seal member around its peripheral edge against the wall or ceiling and then driving a fastener through the plate member and into t... | 06/18/1991 |