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| Number | Title | Issue Date |
| 6872042 | Knurled fastener with cutting edges and removable head A novel fastener comprises a head having a recess for receiving a rotary driver, a shank having knurls defined by generally helical grooves and intersecting generally annular grooves, wherein a plurality of the knurls include a lateral cutting edge, and a generally ... | 03/29/2005 |
| 6250862 | Boxcar tiedown system using angled warp spikes Angled warp spikes enable secure attachment to the steel flooring of a railroad boxcar. Such flooring includes transverse slots with a curved depth profile. The warp spikes are designed to deform or warp as they are driven into a flooring slot and conform... | 06/26/2001 |
| 6089808 | Angled chisel point brad and method therefor An obliquely collated strip of brads useable in an angled magazine of a fastener driving tool, each brad having a head on one end and a point on an opposite end, the point of each brad of the collated strip of brads having a tip defined by converging firs... | 07/18/2000 |
| 6062789 | Nail with tapered formed bushing A nail 10 for securing vinyl siding 26 to wall sheathing 28 by inserting a pointed end 20 of the nail 10 through a center of a nail slot 30 provided in an edge of the siding 26. A frusto-conical tapered formed bushing 12 proved on a shaft 14 of the nail 1... | 05/16/2000 |
| 5810534 | Cleated nail having enlarged diameter shank portion This invention relates to a nail having a head and an elongated shank with two deformed or cleated portions along the axis of the shank to increase the holding properties of the nail, especially when used to secure sheathing material to floor joists, roof... | 09/22/1998 |
| 5741104 | Steel fastener having grooved shank A steel fastener has an elongate shank, an enlarged head formed at one end of the shank, and a generally pointed tip formed at the other end of the shank. A grooved portion of the shank is formed with helical grooves defining helical ribs and with annular... | 04/21/1998 |
| 5704751 | V-nail fastener A V-nail fastener has a leading edge that is partially formed with asymmetric sharpening, limited substantially to the central sections. Flange elements extend generally perpendicularly to the panel elements of which the central (V-shaped) portion is cons... | 01/06/1998 |
| 5642974 | Fastener and building assembly comprising workpiece, substrate, and fastener A building assembly comprises a wooden board, a metal framing member, and a fastener having an elongate shank, an enlarged head, and a generally pointed end and fastening the board to the framing member. The shank has a ringed portion with annular grooves... | 07/01/1997 |
| 5567101 | Lock-in grip arm shank nail A lock-in grip arm shank nail provides holding power. The nail has a shank between a head for driving the and a point to penetrate the surface. The shank includes at least one set of apertures parallel to the head and capable of receiving a u-shaped wire.... | 10/22/1996 |
| 5557898 | Pneumatically driven finish nail for securing a planar member to a metal sheet support A wall construction using metal studs upon which wallboard is adhered and wood trim can be applied with a barbed finish nail that has a plurality of barbs along its shank that are flexible to retract axially along the shank as the nail is driven, and expa... | 09/24/1996 |
| 5492452 | Fastening nail and an assembly of tools for securing the nail A fastening nail for fixing a cover membrane to a bone void which surrounds the bone of the body itself and is filled with an ossiferous material has a nail head with a larger diameter which enables receiving pressure of an impact tool for inserting a nai... | 02/20/1996 |
| 5489179 | Fastener and building assembly comprising workpiece, substrate, and fastener A building assembly comprises a wooden board, a metal framing member, and a fastener having an elongate shank, an enlarged head, and a generally pointed end and fastening the board to the framing member. The shank has a ringed portion with annular grooves... | 02/06/1996 |
| 5423858 | Septoplasty fasteners and device for applying same A two-part fastener for use in septoplasty procedures includes a fastener portion having a base with shaft extending perpendicularly therefrom and a retainer having an aperture for engagement with the shaft. The fastener may include indexing means for pos... | 06/13/1995 |
| 5375957 | Impact drivable fastener An impact drivable fastener, suitable for fastening sheet metal articles, includes a shank extending from a tip (10) at one end, which tip is adapted to be driven through a metal sheet, and a head (10) at the other end. A large pitch multi-start thread fo... | 12/27/1994 |
| 5372604 | Suture anchor for soft tissue fixation A method and apparatus for anchoring suture to bone includes an anchor formed by twisting a wire to provide a loop with two legs extending distally from the twist. Each leg bends outwardly through 180° to define respective knee segments between inner and... | 12/13/1994 |
| 5291703 | Survey monument and improved extraction restriction means therefor A survey monument has a simple spring clip extraction restricting means formed as a wire form spring member to provide a straight leg inserted in a diametral opening in the rod and a curved co-planar leg which effects a snap fit with the outer periphery o... | 03/08/1994 |
| 5261760 | Precast curb section An improved curb section of precast concrete subdivided into modules by transverse grooves which give the appearance of shorter blocks and provide for fracturing the curb section at those locations. Each module of the curb section has a rearward T-shaped ... | 11/16/1993 |
| 5258011 | Corneal rivet A corneal rivet for passing internally through the cornea and for providing closure of an incision in the cornea with a mechanically and optically configured rivet body including a first rivet head secured at one end thereto and a second member for securi... | 11/02/1993 |
| 5251996 | Element for connecting two parts A connecting element for connecting two parts (1, 2) generally in a connection plane has a first portion (4) for connecting the element (3) relative to a first (1) of the parts and second portion (5) for connecting the element relative to the second part ... | 10/12/1993 |
| 5160085 | Railroad spike An improved railroad spike, configured to resemble a conventional U.S. railroad spike as to its head, shank and tip. The improved spike features (1) a keyhole bore which extends between and through the head and top of the spike, and (2) and a pair of angu... | 11/03/1992 |
| 5149237 | Coated metal fastener and coating composition therefor A coated metal fastener and a coating composition that has particular affinity for plaster materials and the like is disclosed. The composition that is applied to the fastener contains a copolymer of styrene and maleic anhydride and a thermoplastic resin,... | 09/22/1992 |
| 5127785 | Hanger nail for suspended ceiling A nail is adapted to be inserted in a solid material with a wire hooked to the nail in such a way so that the wire is inserted with the nail into the solid material. The nail is crosswise perforated with grooves on each side of the nail to provide a tight... | 07/07/1992 |
| 5037257 | Wall plug and anchor assembly Disclosed is an anchor assembly especially for use in a plastic wall-panel which comprises a plug formed of a forward section comprising a tapering plastic board-piercing part and an integral ram head, and of a hollow cylindrical section pivotably connect... | 08/06/1991 |
| 5024381 | Active railroad spike and tie plate interconnection therefor A rail spike for holding a tie plate on a tie, embodied in accordance with the invention so that tie cutting is prevented, spike removal for track maintenance is facilitated, and a free rail load wave is allowed. This preferably is attained by providing t... | 06/18/1991 |
| 5011354 | Concrete fastener apparatus A fastener for use particularly to temporarily secure wood strip members to a concrete substrate includes an upper cylindrical head overlying a first cylindrical shank, with a truncated conical further head coaxially aligned with the cylindrical head, wit... | 04/30/1991 |
| 4979859 | Article for fixing items to hardened substrates A fastener for attaching objects such as tow boards to hardened substrates such as a concrete floor is constructed in the form of a driven nail having a head. The shank of the nail is constructed of a plurality of symmetrical hardened prismatic edges, at ... | 12/25/1990 |
| 4935028 | Corneal rivet A corneal rivet for passing internally through the cornea and for providing closure of an incision in the cornea with a mechanically and optically configured rivet body including a first rivet head secured at one end thereto and a second member for securi... | 06/19/1990 |
| 4932820 | Nail with differential holding capabilities along its shank A nail designed to be initially driven through a first board, and into a second board so as to assemble the boards with the boards engaging each other, and to be subsequently pulled or removed, as by means of a crowbar or a claw upon a hammer head, so as ... | 06/12/1990 |
| 4925353 | Drive fastening system A fastening system for securing an article to a base uses a conventional drive fastener. A reaction surface on the article contacts the bearing surface on the underside of the fastener head causing the fastener head to tilt relative to the body of the fas... | 05/15/1990 |
| 4846655 | Spike for lawn edging or the like A lawn spike for anchoring objects, such as lawn edging, within a lawn utilizes a head and a pointed plastic shank shaped to enhance the strength of the shank and to cooperate with the ground, when operatively driven therein, to resist withdrawal of the s... | 07/11/1989 |
| 4809849 | Stack of asymmetric fasteners and combination thereof with cooperating magazine A stack of fasteners cooperatively define a lateral groove which cooperates with an elongate rib to orient the stack in a magazine of a driving machine.... | 03/07/1989 |
| 4797046 | Fastening unit with nail anchorage A fastening unit with nail anchorage, is provided including a cylindrical body with a head and a support leg. The body includes a surface parallel to its axis for guiding an anchorage nail. The leg includes an expansion surface, slanted in one direction w... | 01/10/1989 |
| 4795294 | Fixing device for brittle board such as plasterboard The fixing device comprises a body adapted to be secured directly onto a brittle wall or secured to the brittle wall with a member to be attached to the wall interposed therebetween. The body is formed with at least two guide holes passing therethrough fr... | 01/03/1989 |
| 4781508 | Fluted nail A nail having a head and a shaft and a plurality of flutes extending from the head down the shaft and projecting outwardly from the axis of the shaft for a distance equal to the radius of the head. The nail is favorably employed in a device for automatica... | 11/01/1988 |
| 4728237 | Drivable picture frame hanger A hanger adapted to be driven into a wooden frame member includes a one-piece stamped metal member having a head and a flat elongate symmetrical shank with a series of lands and grooves disposed on opposite sides of the longitudinal axis of the shank betw... | 03/01/1988 |
| 4718804 | Metallic lamella fastener for wood A fastener for wood comprising a metallic lamella having a length which is substantially parallel to the direction the fastener is driven into the wood, and having a protuberance on the back of the lamella which protuberance extends, at the most, across t... | 01/12/1988 |
| 4711234 | Bio-compatible retention pin, and a prosthesis including such a pin The invention relates to a retention pin for fixing a support plate or other prosthesis on bone tissue. The pin is made of a material which is bio-compatible with human tissue and comprises two half-pins each having a half-head for bearing against the pro... | 12/08/1987 |
| 4637768 | Nail-type fastener, and process for manufacturing such fasteners Nail-type fastener, comprising an elongated shank (1) with a head at one end, and a point at the other end. The nail shank has three symmetrically placed, longitudinal grooves (4) separated by longitudinal ridges (8) with a cross-sectionally arcuate outer... | 01/20/1987 |
| 4179975 | Anchoring nail A self anchoring nail that is characterized by a springstat nail shaft having a longitudinal split therein and a collar therearound that prevents premature expansion of the nail shaft into two sides.... | 12/25/1979 |
| 4069731 | Wedging device A fastening device for the connection of two bodies having aligned openings therein utilizing two members having facing inclined surfaces and projections engaging the lip of an opening such that an impact force creates a wedging action resulting in firmly... | 01/24/1978 |
