Matches 1 - 50 out of 60 1 2 >
Match Document Document Title
7322783 Self-drilling pull-through blind rivet and methods of and apparatus for the assembly and setting thereof  
A river body ( 40 ) is formed with cutting teeth ( 68 ) in a forward edge ( 66 ) of the rivet body. A mandrel ( 96 ) is formed at a forward end with an enlarged head ( 104 ) having a drill point (...
7320569 Self-drilling hollow wall anchor  
A high strength failure-resistant hollow wall anchor having a self drilling threaded installation structure adapted to be broken, after positioning, by an inserted screw, into expandable anchoring...
7261505 Self-drilling anchor  
In one aspect, an anchor may include a threaded body, and a coaxial nut, wherein the anchor has a driving mode and an anchoring mode with the nut drawn rearwardly into the body by a threaded...
7144212 Self-drilling hollow wall anchor  
A high strength failure-resistant hollow wall anchor having a self drilling threaded installation structure adapted to be broken, after positioning, by an inserted screw, into expandable anchoring...
7118315 Spike nail structure  
A spike nail for nailing in walls made of gypsum boards or fiber boards has a nail body which consists of a first blade and a second blade. The nail body includes a striking section, a upper...
7001124 Anchor  
A self-drilling anchor for use in a friable material comprises a body having an axis, a flanged rear end, a drilling front end and a generally cylindrical portion therebetween having an outer...
6648557 Drilling apparatus and method for single pass bolting  
A drilling apparatus for single pass bolting, the drilling apparatus comprising a drill steel assembly and a disposable drill bit, wherein the drill steel assembly comprises at least a drill steel...
6609866 Expandable metal body for an expansion bolt  
An expandable body of expansion bolt comprises an upper section having a hollow upper circular member including a cut and a connection member coupled to the upper section, and a hollow lower...
6382892 Wall anchor with improved drilling tip  
A wall anchor for use in a friable material, composed of a generally cylindrical body having a flanged end, a central portion, and a drill end. The drill end has a generally flat blade which...
6371706 Hammer-in expansion fastener  
A hammer-in expansion fastener for embedding into a wall and receiving a screw having an elongated body which is provided with two opposite ends and a bore extending into it from one end to receive...
6354779 Self-drilling anchor bolt  
An anchor bolt is provided which includes a head, a drill portion, and an intermediate shank portion. The intermediate shank portion has a longitudinal cavity formed therein for receiving a...
6250864 Fastener with single-layered head  
This invention relates to sheet metal reversed L-shaped segments, two of which may be assembled to form a T-shaped structure or fastener having a single layered head. The single-layered head has a...
6213697 Self-cutting expansion anchor  
A self-cutting expansion anchor and system having a sleeve member with a plurality of expandable sections disposed about a shaft, the expandable sections having an end portion disposed toward a...
6196780 Threaded anchor  
An anchor has a hollow shank having a head at one end and an integral blade portion at the other end and formed with male threads on the outer periphery. Cuts are formed in a peripheral wall of the...
6186716 Anchor bolt  
An anchor bolt is provided which includes a head, a drill portion, and an intermediate shank portion. The intermediate shank portion has a longitudinal cavity formed therein for receiving a...
6135688 Undercut self-cutting dowel  
An undercut self-cutting dowel including a body (2) having a through-bore (13), a load application element (3) provided in a rear portion of the body (2), and a plurality of expansion tabs (4)...
6132152 Undercut-engaging dowel  
A dowel including an anchor rod (2; 22) having a load application element at one of its longitudinal ends and a head (3; 23), a diameter of which increases toward the free end of the anchor rod, at...
6074145 Undercut self-cutting spreading anchor  
An undercut self-cutting spreading anchor with an anchor rod (5) provided, at one of its ends with a load application element and at another, opposite of its ends, with a head portion (7) a...
RE36622 Drywall fastener  
A drive-in expansion fastener is provided having a generally cylindrical, hollow body with a tapered end formed from an angular truncation of the body. The body is reinforced by at least one...
6012887 Undercut self-cutting anchor  
An undercut self-cutting anchor including an anchor rod (2) having a stem(3) provided with a load application element (4) at its rear end and with a head portion (5) at its opposite end, with the...
6010288 Drive-in dowel  
A drive-in dowel formed as a sleeve (2, 22) provided with a load application element (3, 23) and having a front section formed of a plurality of expansion elements separated from each other by...
6004085 Self-drilling anchor  
A self-drilling anchor having a self-drilling function includes a body and a pin. The body includes a head and a shank extending from the head downward. The head is of a shape similar to the head...
5993128 Fastening element  
The invention relates to a fastening element (1) with a cylindrical casing (2) comprising an internal thread (20), which at one of its outside ends has at least one support element (4) projecting...
5988964 Drive-in dowel  
A drive-in dowel including an inner sleeve (2) having a load application element (3), a cone-shaped widening section (5) formed at a front, in a setting direction (S), end of the inner sleeve (2),...
5941668 Spreading anchor  
A spreading anchor including an anchor rod (2) having, at its one end, a cone-shaped head portion (3) widening in a setting direction and, at its opposite end, a load application element, the...
5911550 Self-cutting dowel  
A self-cutting dowel including a dowel rod (2) having a head portion (3) which widens in a setting direction (S), and a sleeve (5) displaceable along the dowel rod (2) and having, at its end...
5893693 Metal dowel for anchorage in thin wall panels  
A metal anchor for mounting screws in thin wall boards made of plasterboard, pressed wood or similar building material includes a body (1) formed from a sheet metal plate and provided with semi...
5816760 Under cutting anchor  
A spreading anchor (1) including an anchor rod (2) provided at its front end, when viewed in a setting direction, with a head (3, 30) having at least several regions, which taper outwardly in the...
5815906 Method of blind riveting, blind rivet with an expansion section and a device for performing the method  
The present invention concerns a self-cutting blind rivet/expansion rivet without draw nails in the core of the rivet, a method for blind riveting/expansion and an apparatus for performing the...
5692864 Self-threading anchor with spreadable leg portions joined by a frangible drill end portion  
The present invention discloses a self-tapping anchor and a method of installing the anchor into a wall. The anchor includes a flange portion, a drill end portion, and an intermediate shank...
5690454 Anchoring retainer for threaded fasteners  
A retainer has inner and outer subsections that are hingedly connected. An outer portion is hingedly connected to the outer subsections. The outer subsection rotates on its hinge relative to the...
5593089 Crosstie plug for a railroad spike  
A railroad crosstie plug is positioned within an existing spike hole in a crosstie to restore a predetermined gage between parallel railroad rails. The plug comprises a hollow sleeve having a slot...
5447005 Reverse wedge truss-forming wall anchor  
A dagger-like anchor drivable into a hollow wall and adapted to receive a fastener screw to hold an object adjacent the wall. The anchor is fabricated from a sheet metal blank, shaped, folded and...
5443343 Metal dowel for anchorage in thin wall panels  
A metal dowel for anchorage in a wall panel, said dowel being made from a folded blank of sheet metal and comprising a pair of flat leg members folded over at one end to lie flat against each...
5344267 Self-drilling blind rivet  
A self-drilling blind rivet comprising a rivet sleeve and an upsetting pin passing the rivet sleeve at least partly and projecting from one end of the rivet sleeve. A drill bit is attached to the...
5224805 Anchoring plug  
An anchoring plug made from a hard-elastic plastic material having a closed shank part 1 and two mutually opposite spreading fingers 2 and 3. A screw hole 10, extends through the shank part 1 down...
5160225 Structure of a self-drilling threaded insert for use on drywall  
A threaded insert for drywall with a structure comprises a cylindrical body which includes an axial entrance hole at one end, an axial cavity at the other end, a high auger disposed thereon, a low...
5100273 Expansion fastening system with quick lock and release  
A vibration-resistant two-member fastening device characterized by quick lock and release. The first of the two members has an engagement edge which is adaptable to apply pressure on the second...
5039262 Self-drilling wall anchor  
A self-drilling plastic anchor installable in a wall by means of a screwdriver, the anchor being adapted to receive a threaded fastener that serves to hold a fixture or other object against the...
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...
4986709 Fastening element assembly  
A fastening element assembly for use in a hard receiving material, such as concrete, masonry and the like, includes a sleeve and a fastening element or bolt. The sleeve forms a blind bore in the...
4984945 Expansion dowel assembly  
An expansion dowel assembly is made up of an anchor bolt and an expansion sleeve laterally enclosing the bolt. The sleeve is expanded by driving it in the axial direction relative to the bolt so...
4673320 Anchor dowel assembly  
An anchor dowel assembly includes an axially elongated sleeve with window-like openings extending through its wall transversely of the axial direction. Locking members are positionable within the...
4575294 Anchoring bolt  
An anchoring bolt (1), which can produce a conical undercut by rotation in a cylindrical hole and serves simultaneously as a securing element has a connection portion (2), a shaft (4) and an...
4518290 Anchoring bolt  
In order to produce conical undercutting of the bore when the anchoring bolt is driven into a previously bored hole with a percussion drill, the insertion end of the bolt has a slot into which the...
4500238 Hollow wall anchor  
A fastener useful for securing articles on a hollow wall, made of a thin sheet of metal, shaped as to provide two spreadable pointed thin blades for easy insertion into a wall where after the...
4322194 Wall anchor with self-drilling capability  
A unitary hollow plastic screw anchor which is capable of being hammered or otherwise driven into a hollow wall, with a weakened separation plane adjacent the entrance portion which is sufficiently...
4293258 Self drilling blind rivet  
A self drilling, closed end, blind rivet has a hexagonally shaped flange, or other suitably shaped means of driving, at one end and a hardened drill bit at the other end, with the two being joined...
4091882 Drilling tool  
A drilling tool which comprises: a cylindrical structure having a spiral groove provided on the outer surface thereof and at least one elongated rectangular through-hole provided in the lower...
4085337 Electric drill multi-functional apparatus  
An electric drill is disclosed having a tool housing, and a power shaft within the housing journaled for rotation. The tool can perform several different functions together or alternatively and...
Matches 1 - 50 out of 60 1 2 >