Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16B - Devices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges; Joints or jointing › F16B 25 - Screws that form threads in the body into which they are screwed, e.g. wood screws, self-tapping screws
Patents for F16B 25 - Screws that form threads in the body into which they are screwed, e.g. wood screws, self-tapping screws (3,519)
04/2000
04/27/2000DE19849074A1 Countersunk fastening screw for concrete fiber or plasterboard panel can be inserted accurately without slipping away during insertion process
04/27/2000DE19848717A1 Screw for use on plastic components, comprises a head, a shaft and a double thread
04/26/2000EP0995045A1 Fixing system comprising a plastic covered screw
04/20/2000DE19846993A1 Self-tapping anchorage bolt for concrete structures simplifies attachment of items mounted to ceiling and has helical rib forming thread, with regularly-spaced triangular notches in outer edge
04/19/2000CN1251157A 螺钉 Screws
04/18/2000US6050765 Fastener for logs and fastening technique therefor
04/13/2000WO2000020767A1 Threaded fastening system
04/12/2000EP0991502A1 Screwdriver with dual cam slot for collated screws
04/12/2000CN2373609Y Self-tapping screw
04/04/2000US6045312 Fastener having primary and secondary threads
03/2000
03/29/2000EP0988427A1 Connecting element for connecting at least two wooden construction parts and a joint plate
03/29/2000CN1050964C Screw joint and self centering electrod joint using same
03/28/2000US6042314 Fastener and method of operation thereof for installing a thin layer of material at an adjustable distance from a support
03/23/2000WO1999067540A3 Thread forming fastener
03/22/2000EP0987452A1 Thread tapping screw
03/16/2000WO2000013817A1 Light alloy thread-forming screw and its production method
03/16/2000DE19842173A1 Screw with self-ridging screw connection, for use as coupling device between machine casing and accelerometer; has nonpositively acting surface area to form primary connection and only has positively acting surface with secondary action
03/16/2000DE19840298A1 Selbstgewindeformende Schraube aus Leichtmetall und Verfahren zu ihrer Herstellung Self-tapping screw made of light metal and process for its preparation
03/14/2000US6036701 Spiral surgical tack
03/08/2000EP0984177A2 Connecting screw for wood-concrete composite structure
03/08/2000EP0793781B1 Anchor insert improvement
03/07/2000US6033313 Male screw and method for manufacturing same
03/07/2000CA2140475C Screw
03/02/2000WO2000011358A1 Fastener having a lobular cross section and ridges along the thread axis
03/02/2000WO2000010473A1 Self-cutting hollow cylindrical bone anchoring element
03/02/2000WO1999058864A9 Fixing system comprising a plastic covered screw
03/02/2000CA2339790A1 Fastener having a lobular cross section and ridges along the thread axis
03/01/2000EP0981692A1 Threaded fastener, method of making a threaded fastener and rolling dies for making a threaded fastener
02/2000
02/29/2000US6030162 Axial tension screw
02/17/2000DE19837024A1 Non-visible anchor mounting at the rear side of a facade tile has a bolt with a self-tapping thread screwed into a blind drilling with a shear head on exceeding a given screwing torque
02/16/2000EP0979358A1 Screw
02/16/2000CN2364264Y Wood screw
02/09/2000CN2363111Y Self-tapping screw for corrugated plate
02/02/2000EP0975878A1 Screw
02/02/2000EP0975877A1 Drilling and threading fastening
02/02/2000CN2361895Y Helical casing
02/01/2000CA2205901C Anchor insert improvement
01/2000
01/26/2000CN1242825A Self tapping screw
01/18/2000US6015252 Self-tapping screw with improved cutting point
01/12/2000EP0970312A1 Novel wood screw with cut-out thread
12/1999
12/29/1999WO1999067540A2 Thread forming fastener
12/22/1999EP0965767A1 Self-drilling insert
12/14/1999US6000892 Wood screw
11/1999
11/30/1999US5991998 Drilling screw and execution method for fixing gypsum board to thin steel plate
11/23/1999US5987837 Reamer screw and building panels erected with reamer screws
11/18/1999WO1999058864A1 Fixing system comprising a plastic covered screw
11/16/1999US5984096 Belt for holding and carrying a row of self-drilling ream screws
11/11/1999DE19820671A1 Selbstschneidende Schraube zum Einsatz in Vollbaustoffen Self-tapping screw for use in solid materials
11/10/1999EP0955476A2 Self-tapping screw for insertion into construction elements
11/10/1999CN1234857A Self tapping screw
11/03/1999CN1234100A Screw fr fastening metal or plastic sections or plates onto a base
10/1999
10/28/1999DE19821160C1 Fastening system for fastening an assembled unit to a component especially in the automobile industry
10/27/1999EP0951869A1 Threaded bone anchor
10/27/1999EP0951626A2 Thread-forming pipe plug
10/27/1999CN1046017C Self-boring thread-milling drilling bit with a flow forming
10/20/1999EP0835389B1 Lamina-shaped borepiece for self-boring fastening elements
10/20/1999CN1045814C Self-tapping screw with multiple different lead screw tooth at pointed cone
10/13/1999EP0948719A1 Self tapping screw
10/13/1999CN1231391A Screw for use as fastenen in fibrous material such as wood
10/12/1999US5964768 Tapered bone screw with continuously varying pitch
10/12/1999US5964560 Screw fastener
10/07/1999DE19815217A1 Attachment of objects onto foamed components and screws and/or threaded dowels for joining method
10/07/1999DE19814128A1 Selbstbohrschraube Self-tapping
10/06/1999EP0947715A1 Screw for fibrous material
10/06/1999EP0947714A1 Self-tapping drill-screw
10/05/1999US5961267 Thread forming fastener
10/03/1999CA2234040A1 Screw for use as a fastener in fibrous material such as wood
09/1999
09/30/1999WO1999006715A3 Self tapping screw
09/29/1999EP0944772A1 Screw for the mutual securing of at least two components
09/28/1999US5957646 Enhanced strength screw-type masonry anchor
09/22/1999EP0943822A1 Anchoring dowel for brittle material
09/15/1999EP0941705A2 Screw and method of attachment to a substrate such as bone
09/07/1999US5947670 Self-drilling fastener
09/01/1999EP0939235A1 Screw
08/1999
08/31/1999US5944295 Combination wall anchor fastener and fixture
08/26/1999DE19841497A1 Wall or ceiling plug for self-tapping screw has external collar
08/25/1999EP0937832A2 Connecting device
08/12/1999WO1999040329A1 Screw with enlarged head portion for plaster board bracing system
08/12/1999CA2318795A1 Screw with enlarged head portion for plaster board bracing system
08/11/1999CN1225710A Self-cutting screw, in particular concrete screw
08/11/1999CN1044635C Method for producing austenic stainless steel self-tapping and self-drilling screw
08/10/1999US5934162 Screwdriver with dual cam slot for collated screws
08/05/1999DE19803672A1 Self-tapping screw able to provide up to 100 per cent thread cover
08/04/1999EP0933539A1 Thread forming screw
08/04/1999EP0932771A1 Screw for fastening metal or plastic sections or plates onto a base
07/1999
07/27/1999US5928236 For surgical use
07/27/1999US5927163 Screwdriver with slotted nose for collated screws
07/22/1999DE19801105A1 Self-tapping anchorage bolt for concrete structure
07/21/1999EP0930438A1 Thread tapping screw
07/21/1999EP0930437A1 Thread tapping screw
07/21/1999CN2329804Y Screw capable of removing drilling residue
07/13/1999US5921735 Lobular fastener with rectilinear pitch profile
07/07/1999EP0927309A1 Self tapping screw
07/06/1999US5919020 Screw
07/01/1999DE19755953A1 Screw for distance fixing of covering plates or rails on a base
06/1999
06/30/1999EP0870118B1 Distance screw
06/29/1999US5915901 Blind setting rivet assembly
06/24/1999WO1999031395A1 Screw for fixing the distance of covering plates or rails in a substructure
06/16/1999CN1043677C Drill, especially drilling screw
06/08/1999US5909992 Self-tapping screw for fastening a metal corrugated board
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