Patents for B23B 51 - Tools for drilling machines (12,490) |
---|
09/19/1978 | US4115024 Spade drill blade |
09/19/1978 | US4114329 Anchoring arrangement kit |
09/19/1978 | CA1038656A1 Flat beaded double end track bit |
09/12/1978 | US4113405 Apparatus for drilling or reaming |
09/12/1978 | US4113037 Rock drill |
09/05/1978 | US4111270 Drilling assembly |
08/29/1978 | CA1037512A1 Tapping t for plastic pipe |
08/29/1978 | CA1037377A1 Chipless shell cutter for large diameter plastic pipe |
08/29/1978 | CA1037298A1 Cutting tool and method for making same |
08/29/1978 | CA1037279A1 Method and arrangement for anchoring an object to a support structure |
08/22/1978 | US4108567 Boring tool |
07/18/1978 | US4101238 Hole saw with particle-aspirating accessory for hand drill |
07/18/1978 | US4100983 Boring device |
06/27/1978 | US4096672 Anchoring arrangement for securing an object to a support structure having an internal cavity |
06/20/1978 | US4095916 Timed intermittent air propelled liquid coolant system for machine tools |
06/06/1978 | US4093395 Drill and combined drill countersink |
06/06/1978 | US4092753 Combination drill and screwdriver |
05/30/1978 | US4092083 Gun drill |
05/30/1978 | US4091882 Drilling tool |
05/23/1978 | US4090804 Circular drill with centering device |
05/09/1978 | US4088417 Method and apparatus for high speed, high precision drilling and machining |
05/02/1978 | US4087193 Cutting tool with chip breaker |
04/25/1978 | US4086018 Deburring tool |
04/11/1978 | US4083351 Fluted diamond drill |
03/21/1978 | US4080093 Drill for electronic conductor plates |
03/14/1978 | US4078458 Screw extractor |
03/07/1978 | US4077737 Integral hole saw and arbor construction |
02/28/1978 | US4076443 Cutting tool assembly |
02/28/1978 | US4075915 Centering apparatus |
02/07/1978 | US4072441 Hole saw |
02/07/1978 | US4072438 Insert type drill and insert therefor |
12/27/1977 | US4065224 Twist drills |
12/20/1977 | US4063844 Tapping T for plastic pipe |
12/13/1977 | US4062255 Center turning tool |
12/06/1977 | US4060893 Cutter |
11/29/1977 | US4060335 Spade drill |
11/15/1977 | US4058176 Tool and method for drilling a hole with an increased cross-sectional area |
11/08/1977 | US4057357 Chipless shell cutter for large diameter plastic pipe |
11/08/1977 | US4057115 Flexible shaft for a roof drill |
10/25/1977 | US4054976 Combined precision boring and burnishing tool |
10/11/1977 | US4053249 Apparatus and method for precision overboring an arcuate, variable diameter bore |
09/27/1977 | US4050202 Method and arrangement for anchoring an object to a support structure |
09/13/1977 | US4047830 Drilling tool |
09/13/1977 | US4047826 Drill having indexable replaceable insert tip |
08/30/1977 | US4044845 Drilling tool with a two part input unit |
08/30/1977 | US4044512 Method and arrangement for anchoring an object to a support structure |
08/30/1977 | US4044464 Circular cutting device |
08/23/1977 | US4043699 Counterbore tool |
08/23/1977 | US4043698 Drill attachment |
07/19/1977 | US4036560 Heavy duty hole saw and arbor assembly |
07/12/1977 | US4035100 Drilling tool with a drilling member and a tool holder input unit |
07/05/1977 | US4033703 Drill bit for coupling to a wire fishing adapter |
06/28/1977 | US4032251 Countersinking and deburring tool |
06/28/1977 | US4032250 Reamer construction |
05/03/1977 | US4021134 Extrusion die and cutting tool for machining such a die |
03/08/1977 | US4010807 Tool for forming a hole for a fastening element |
02/22/1977 | US4008976 Cutting tool and method for making same |
02/08/1977 | US4006787 Drilling tool with drill and receiving element |
01/11/1977 | US4002214 Drilling tool, especially for hammer drills |
01/11/1977 | US4002092 Compound angle cutting edge and method of using same |
12/28/1976 | US3999869 Combination hole saw arbor |
12/28/1976 | US3999620 Core barrel |
12/28/1976 | US3999619 Core barrel |
11/16/1976 | US3991454 Flute pieces for engineers tools |
09/14/1976 | US3980442 Process for using a combination tool |
08/31/1976 | US3977807 Twist drills |
08/24/1976 | US3976387 Hole saw drill and arbor assembly |
08/24/1976 | US3976091 Pipe tapping tool |
08/17/1976 | US3975111 Combination extension and compression tool holder |
08/17/1976 | US3975110 Flat beaded double end track bit |
08/17/1976 | US3975031 Tool mounting device |
08/10/1976 | US3973862 Pilot drill locating means for hole saw assembly |
08/10/1976 | US3973861 Deburring tool |
07/20/1976 | US3970407 Rotary cutter |
07/20/1976 | US3970406 Tool holder with misalignment compensating means |
06/29/1976 | US3966350 Spade drill |
06/29/1976 | US3966349 Rotating cutter tool |
06/15/1976 | US3963366 Boring tool for working bores of small diameter |
06/15/1976 | US3963365 Drill with indexable inserts |
06/08/1976 | US3961858 Compound angle cutting edge |
05/04/1976 | US3954347 Drilling machine |
04/20/1976 | US3951020 Centering assemblies for lathes |
04/13/1976 | US3950111 Stud remover |
03/30/1976 | US3947143 Printed circuit drill |
03/23/1976 | US3945807 Metal tool |
03/16/1976 | US3944379 Cutting apparatus |
03/09/1976 | US3942905 Trepanning and boring tool |
02/24/1976 | US3940214 Drill bit with deburring device |
02/17/1976 | US3938231 Center cutting end mill |
02/03/1976 | US3935763 Machining vulcanized fibre |