Serrations Or Sharp Teeth Patents (Class 411/451.3)
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Patent number: 11846096Abstract: A system and method for creating a column for construction using bundled tube are provided. The column having a bottom portion, a middle portion, and a top portion. Each portion consists of a bundle of individual pillars, comprising a center pillar, a plurality of corner pillars, and a plurality of middle pillars. From the bottom portion of the column, addition pillars can be affixed on top of the pillars of the bottom portion, thus forming the middle and the top portion of the column. Each pillar can be secured to another component using a thread stepped dowel comprising of a base section, at least one middle section, and a tip section, with each section being progressively smaller in circumference than the last. The at least one middle section of the threaded stepped dowel further comprises thread spiraling around the outer surface of the at least one middle section.Type: GrantFiled: January 26, 2021Date of Patent: December 19, 2023Assignee: Miller Dowel CompanyInventors: Michael R. Miller, Robert Daly
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Patent number: 8303228Abstract: A cleat is provided, including a head and a shank connected to the head. The shank has a pair of opposing planar faces and a pair of opposing short edges, a wide portion and a point. The edges are provided with at least one serration fixed relative to the wide portion.Type: GrantFiled: June 10, 2009Date of Patent: November 6, 2012Assignee: Illinois Tool Works Inc.Inventors: Anatoly Gosis, Anthony Caringella, Yury Shkolnikov, Kyle Thomas Kestner
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Patent number: 7819614Abstract: A nail has a head, a penetrating tip and a shank extending from the head to the penetrating tip. The shank has a circumference and a longitudinal axis. A plurality of rows of deformations formed as teeth are formed in the shank extending outwardly of the shank. The rows are formed in a spiral pattern along the length of the shank from about the head to about the penetrating tip. The rows of teeth are formed parallel to one another and formed at an angle of at least 50 degrees relative to a cross-sectional plane perpendicular to a longitudinal axis of the nail.Type: GrantFiled: June 12, 2008Date of Patent: October 26, 2010Assignee: Illinois Tool Works, Inc.Inventors: Anthony M. Versino, Kenneth R. Levey, Jeffrey L. Trzaskus, Lawrence S. Shelton, Donald E. Bergstrom
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Patent number: 7744323Abstract: A retractable nail includes a head portion having a striking surface and a slot through the striking face. The slot is configured for receiving a removal tool. The nail includes a piercing part the head portion and the piercing part. A longitudinal main body is positioned between the longitudinal main body includes a front side, rear side and two lateral sides. The front and rear sides include respective front and rear helical thread segments formed along a longitudinal length of the main body. The threads are filled or covered with a plastic material, epoxy, glue, composite or the like to prevent damage to the helically threads when the device is hammered or bored with a pneumatically or electrically powered nail gun into a solid material.Type: GrantFiled: March 26, 2007Date of Patent: June 29, 2010Inventor: Steve Songrok Kim
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Patent number: 7682116Abstract: An anchor device includes an expansion bolt and a fastening screw. The bolt has a tubular body. The tubular body further has a central shank and a head, which is integrally made with the central shank and has a full solid body on which a pair of longitudinal reciprocally perpendicular through slots are made which delimit four anchor segments adapted to spread outwards under the bias of the fastening screw. The central shank has a first portion arranged next to the head on which a plurality of longitudinal through slots define longitudinal anchoring tabs which expand radially outwards under the bias of the fastening screw following the spreading of the four anchor segments.Type: GrantFiled: August 10, 2007Date of Patent: March 23, 2010Assignee: ITW Construction Products Italy S.R.L. Con Unico SocioInventors: Federico Cabrele, Michele Lucon
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Patent number: 7097405Abstract: A piercing nail with a spring member that deforms as the nail penetrates through framing members engages with a bottom surface to framing members together.Type: GrantFiled: February 17, 2004Date of Patent: August 29, 2006Assignee: Black & Decker Inc.Inventors: Michael L O'Banion, Daniel Puzio, Robert A Berry, Alfred H Judge, Robert G Moores, Jr.
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Patent number: 7040851Abstract: A nail-shaped fastening element including a first, conical section (1, 11 21) tapering in a setting direction of the fastening element and having a shaped surface profile extending at least along a portion of the first section, and a second section (2, 12, 22) adjoining the first section (1, 11, 21) at end of the first section remote from the fastening element tip (5, 15, 25).Type: GrantFiled: April 22, 2002Date of Patent: May 9, 2006Assignee: Hilti AktiengesellschaftInventors: Jens-Jörg Esser, Reimund Schlosser, Dietmar Binder, Markus Durig, Alexander Kindle
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Patent number: 6905299Abstract: A harpoon nail having two or more sets of teeth on opposite sides of fingers that deform while penetrating the framing members. The teeth engage with a bottom surface to fasten the framing members together. A piercing nail having sets of teeth on two edges penetrates through framing members and the teeth engage with a bottom surface to fasten the framing members together. A piercing nail with a spring member that deforms as the nail penetrates through framing members engages with a bottom surface to fasten the framing members together. A self-locking nail having two members that move relative to one another when penetrating through framing members fastens the framing members together.Type: GrantFiled: February 17, 2004Date of Patent: June 14, 2005Assignee: Black & Decker Inc.Inventor: Robert G. Moores, Jr.
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Patent number: 6719512Abstract: A harpoon nail having two or more sets of teeth on opposite sides of fingers that deform while penetrating the framing members. The teeth engage with a bottom surface to fasten the framing members together. A piercing nail having sets of teeth on two edges penetrates through framing members and the teeth engage with a bottom surface to fasten the framing members together. A piercing nail with a spring member that deforms as the nail penetrates through framing members engages with a bottom surface to fasten the framing members together. A self-locking nail having two members that move relative to one another when penetrating through framing members fastens the framing members together.Type: GrantFiled: June 21, 2002Date of Patent: April 13, 2004Assignee: Black & Decker Inc.Inventors: Michael L. O'Banion, Robert A. Berry, Alfred H. Judge