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)
02/2001
02/21/2001CN1284905A Tool and countersinking screw
02/15/2001DE19938363A1 Schraubanker Screw
02/14/2001EP1076185A2 Anchoring bolt
02/14/2001EP1034379B1 Screw for fixing the distance of covering plates or rails in a substructure
02/13/2001US6185896 Screw threaded fastener and fastening system
02/08/2001WO2001009526A1 Magazine for screws
02/08/2001WO2000072770B1 Shape-memory coupling especially for spinal fixator
02/08/2001CA2378690A1 Magazine for screws
01/2001
01/30/2001US6179538 Screw for fastening metal or plastic sections or plates onto a base
01/25/2001WO2001006135A2 A screw, in particular for the fastening of plaster boards
01/23/2001US6176664 Fastening screw and method of forming same
01/18/2001WO2000034668A3 Fixing device and method
01/10/2001EP1066473A1 Improved self-tapping thread fastener and a blank therefor
01/09/2001US6171041 Screw retaining mechanism
01/04/2001WO2001001001A1 Tapping screw
01/04/2001WO2001001000A1 Tapping screw
12/2000
12/26/2000US6164887 Screw for joining thin workpieces
12/20/2000CN2411375Y Improved wood screw
12/12/2000US6158939 Self tapping screw
12/07/2000WO2000072770A1 Shape-memory coupling especially for spinal fixator
11/2000
11/29/2000CN2408293Y 改进型螺丝 Improved screw
11/28/2000US6152666 Screw for use as a fastener in fibrous material such as wood
11/22/2000EP1053405A1 Self-tapping screw
11/15/2000CN2406099Y Wooden screw
11/08/2000EP1050692A1 Self - tapping wall plug
11/08/2000EP1050689A2 Wallboard anchor with hook
11/08/2000CN1058325C Hole-shaping and thread-forming screw and process for driving in the same
11/07/2000US6142719 Self-drilling screw
11/07/2000US6142186 Thread-forming pipe plug
11/03/2000CA2302038A1 Wallboard anchor with hook
10/2000
10/25/2000EP1046826A2 Concrete screw
10/19/2000WO2000061958A1 Self-drilling and thread-forming connecting element
10/19/2000WO2000061022A1 Improved bone screw for use in orthopaedic surgery
10/19/2000DE19917469A1 Betonschraube Concrete screw
10/11/2000EP1042989A1 Improved bone screw for use in orthopedic surgery
10/08/2000CA2301375A1 Fastener device for attaching a panel of semi-rigid material to a substrate
10/08/2000CA2268252A1 Blind panel fastener/screw pin
10/04/2000EP1041300A1 Self-threading screw for metal with six formers of prismatic shape
09/2000
09/27/2000EP1039152A2 Assembly screw for butt or mitre jointed wooden section members
09/27/2000EP1039089A2 Assembly for a corner or for the mullion for door or window frames made at least partly of wooden section members
09/27/2000CN1267795A Fastener with main screw thread and auxiliary thread
09/20/2000EP1036949A1 Fastener having primary and secondary threads
09/20/2000EP1036947A2 Anchoring dowel for brittle material
09/19/2000US6120225 Lamina-shaped borepiece for self-boring fastening elements
09/13/2000EP1034379A1 Screw for fixing the distance of covering plates or rails in a substructure
09/12/2000US6116834 Drywall screw
09/05/2000US6113331 Self tapping screw for screwing into thermoplastics and the like
08/2000
08/29/2000US6109851 Screws having selected heat treatment and hardening
08/29/2000US6109850 Screw fastener in metal connector to wood structure shear connection
08/23/2000EP1029139A1 New and improved method and apparatus for fastening gutters to structures
08/22/2000US6106208 Screw with two cut removing curved grooves
08/17/2000DE19905845A1 Screw fixing setup for fixing screws made from soft material ito concrete, has screws with identical pitch
08/16/2000CN2392022Y Self-drilling screw
08/15/2000US6102642 Screw head
08/15/2000CA2293615C Screwdriver with dual cam slot for collated screws
08/01/2000CA2183843C Screw with increased driving resistance at proper depth
08/01/2000CA2172789C Wall anchor accommodating fasteners of varying thread diameters
07/2000
07/27/2000WO2000043683A1 Improved self-tapping thread fastener and a blank therefor
07/26/2000EP1022474A1 Chemically coated fasteners having improved penetration and withdrawal resistance
07/19/2000EP1020536A1 Screws having selected heat treatment and hardening
07/19/2000CN1260450A Locally heat-treated and hardened screw
07/18/2000US6089986 Die for forming self-tapping fastener blank
07/18/2000US6089806 Blank for self-tapping fastener
07/18/2000US6089132 Screwdriver with dual cam slot for collated screws
07/13/2000CA2292166A1 Chemically coated fasteners having improved penetration and withdrawal resistance
07/11/2000US6086303 Distance screw
07/11/2000US6086302 Self-tapping concrete screw for insertion in an associated drill hole in concrete
07/05/2000CN2386242Y Improved structure of drilling tail screw
07/05/2000CN1259184A Connecting element for connecting at least two wooden construction parts and a joint plate
06/2000
06/27/2000US6079921 Anchor bolt for friable material
06/22/2000WO2000036310A1 Self-tapping screw
06/22/2000CA2314936A1 Self-tapping screw
06/21/2000DE19960835A1 Dowel pin made from flexible material for fixing screws into walls made from e.g. cement or plaster
06/21/2000DE19860085A1 Self-tapping thread insert with main body and self-tapping outer thread has stopping teeth at rate of at least one per thread
06/15/2000WO2000034671A1 Screw, especially a concrete screw
06/15/2000WO2000034668A2 Fixing device and method
06/15/2000DE19857311A1 Selbstfurchende Schraube Self-tapping screw
06/15/2000DE19856512A1 Schraube, insbesondere Betonschraube Screw, in particular concrete screw
06/13/2000US6074149 False threadscrew and screwstrip
06/08/2000WO2000032125A1 Screw
06/02/2000WO2000031423A1 Wood-screw or the like
05/2000
05/31/2000EP1004781A1 Combination between a wall anchor and a fixture
05/31/2000CN2380735Y Self-tapping steel-wire screw-socket
05/25/2000WO2000029754A1 Corrosion-resistant screw with a cutting insert
05/24/2000CN1254401A 螺钉 Screws
05/23/2000US6065919 Self-tapping screw with an improved thread design
05/18/2000WO2000028225A1 Thread-cutting screw
05/18/2000DE19852339A1 Gasbeton-Schraube Concrete screw
05/18/2000DE19852338A1 Korrosionsfeste Schraube mit Schneideinsatz Corrosion-resistant screw with cutting insert
05/17/2000EP1001178A2 Screw for gas concrete
05/17/2000EP1000253A1 Improved fixing anchor
05/17/2000CN1253243A Strengthened screw type nail for building hinging
05/16/2000US6062263 Thread-forming pipe plug
05/11/2000DE19849550A1 Schraube Screw
05/10/2000EP0999371A2 Enhanced strength screw-type masonry anchor
05/04/2000WO2000025032A1 Screw
05/03/2000EP0997651A1 Screw
05/03/2000EP0996828A1 Hybrid screw
05/03/2000CN1251886A Sunk wood screw
05/02/2000US6056491 Screw having cutting teeth formed on threads thereof
1 ... 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36