Patents for B23G 5 - Thread-cutting tools; Die-heads (2,080)
08/1996
08/07/1996CN2232335Y Screw tap
07/1996
07/25/1996WO1996022172A1 Method and cutting insert for threading
07/17/1996EP0721386A1 Formation of threads with varying pitch
07/03/1996CN2230199Y Tap
06/1996
06/26/1996EP0717670A1 Thread cutting insert with chip breakers
06/26/1996CN2229850Y Multi-function cutting tool
05/1996
05/28/1996USRE35255 Combined hole making and threading tool
05/23/1996DE4440480A1 Tool for producing threads
05/14/1996US5515750 Formation of tools for producing threads with varying pitch
04/1996
04/24/1996EP0707912A1 Device for working tube ends
04/17/1996EP0706435A1 Apparatus for repairing cracks
04/16/1996US5507694 Pass-over tapping apparatus
04/11/1996DE4435533A1 Threaded anchor connection for thin plates esp. of mineral material
03/1996
03/19/1996US5499892 Apparatus for repairing cracks
03/14/1996WO1996007502A1 Improved integral boring and threading tool and method
03/06/1996CN2221463Y Overthread screw tap
02/1996
02/28/1996CN2220914Y Tapping tool
02/21/1996EP0697071A1 Thread-forming screw
02/13/1996US5490746 Cylindrical thread cutting aid
01/1996
01/30/1996US5487626 Threading tap
01/03/1996EP0689488A1 Forming threaded holes
01/02/1996US5480272 Chasing tap with replaceable chasers
01/02/1996US5480271 Adjustable die head
12/1995
12/20/1995EP0687516A1 Combination tool
12/06/1995CN2214255Y Anti-collision threaded lathe tool blade
11/1995
11/29/1995EP0683708A1 Thread tapping cutting tool
10/1995
10/04/1995CN2209235Y Gradually varied thread profile guide tap
09/1995
09/27/1995CN2208465Y 保护性丝锥 Protective Taps
08/1995
08/23/1995CN2205762Y Coaxial drill for drilling and tapping
08/23/1995CN2205761Y Thread tap
08/22/1995US5443336 Die handle oiling system for use with a cutting die head
08/16/1995CN2205272Y Guide screw tap for machine and hand use
08/02/1995CN1105920A Pipe threading plate
07/1995
07/25/1995US5435786 Method of making a component with a threaded hole
07/13/1995WO1995018693A1 Dual synchronized thread forming method and apparatus
07/13/1995CA2191446A1 Dual synchronized thread forming method and apparatus
07/05/1995CN2202606Y Oblique edge tap
07/04/1995US5429459 Method of and apparatus for thread mill drilling
06/1995
06/28/1995EP0660004A1 Fastening element with a thread profile for optimizing tensioning
06/28/1995CN2202007Y Tool for taper screwing steel bars
06/22/1995WO1995016534A1 Milling and boring tool
06/21/1995EP0548195B1 Component with threaded hole
06/14/1995DE4342415A1 Thread profile for fixing elements
06/08/1995DE4340870A1 Drill with thread miller
05/1995
05/31/1995CN2199000Y Butterfly-type multipurpose thread-cutting tool
05/24/1995DE4440567A1 Tool for cutting fitting recesses and thread
05/09/1995US5413438 Combined hole making and threading tool
04/1995
04/06/1995WO1995009061A1 Formation of threads with varying pitch
03/1995
03/29/1995CN1100679A Overruning thread tap
03/16/1995WO1995007159A1 Thread cutting insert with chip breakers
03/08/1995EP0641620A1 Threading tap
02/1995
02/15/1995CN2189499Y Hand-held type electric pipe-cutting threading dredging machine
01/1995
01/17/1995US5382195 Method for making a self-drilling and self-tapping screw
01/10/1995US5379505 Method for repairing cracks
01/04/1995CN2186615Y Special screw tap
12/1994
12/22/1994WO1994029075A1 Apparatus for repairing cracks
12/22/1994DE4319789A1 Tap
12/22/1994CA2164718A1 Apparatus for repairing cracks
12/13/1994CA2001231C Grooving or threading tool
11/1994
11/30/1994CN1095658A Taper thread cutter
11/24/1994WO1994021409A3 Forming threaded holes
11/23/1994EP0625400A1 Tool for the formation of an internal thread
11/23/1994CN2183241Y Two-end cylinder-tube tap
11/10/1994WO1994025763A1 Thread-forming screw
11/09/1994EP0623759A1 Thread forming screw
10/1994
10/19/1994EP0474780B1 Indexable insert for thread cutting and slotting
10/12/1994CN2179223Y Hole forming and tapping cutting tool
09/1994
09/29/1994WO1994021409A2 Forming threaded holes
09/28/1994CN2178155Y Tap with thread groove or skewed slot both sides
08/1994
08/23/1994US5340254 Thread forming screw for forming an internal thread in a low ductility material
08/23/1994CA2095559C Threading machine die head
08/18/1994WO1994017946A1 Thread tapping cutting tool
08/18/1994CA2155962A1 Thread tapping cutting tool
08/17/1994CA2115727A1 Pass-over tapping apparatus
08/10/1994CN2173675Y Improved manual and machine screwing die
07/1994
07/27/1994CN2172690Y Tap with large-diameter thread groove
07/13/1994CN2171436Y Convenient filament plate
07/07/1994WO1994015105A1 Self-drilling and self-tapping screw and method and apparatus for making the same
07/05/1994US5325748 Profile cutting tool
06/1994
06/07/1994US5318393 Tap
06/01/1994CN2166904Y Thread-cutting tool
05/1994
05/31/1994US5316520 Formation of threads with varying pitch
05/03/1994US5308197 Machining apparatus
04/1994
04/05/1994US5299895 Ratcheting threading tool
03/1994
03/16/1994CN1083755A Taper thread cutting machine
03/09/1994CN2158320Y Threading plate for tube or pipe
01/1994
01/18/1994CA1326114C Method of and apparatus for thread mill drilling
01/12/1994CN2152633Y Tap easily taken-off its broken part
12/1993
12/29/1993CN2150955Y Multifunctional effective milling head and chuck
12/22/1993CN2150003Y Cutting-extruding combined tap
12/14/1993CA1325085C Combined hole making and threading tool
12/08/1993CN2148627Y Adjustable pipe die head
12/01/1993EP0474774B1 Indexable insert for thread cutting and slotting
12/01/1993CN2147923Y Inserted tap
11/1993
11/11/1993DE4214355A1 Machining tool with shafts holding cutting inserts - has at least one outer shaft zone softer than another shaft zone
11/10/1993EP0569320A1 Threading machine die head
11/10/1993CN2145669Y Screw die having chip easy removed
11/02/1993CA2067873A1 Bolt and screw repairing tool
10/1993
10/05/1993US5250007 Method and apparatus for forming threads with variable pitch
09/1993
09/23/1993DE4206885A1 Bolt with self-locking thread effected by thread change - has enlarged flank angle between core dia. and thread dia. which is smaller than flank dia.
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