| Patents for B23B 31 - Chucks; Expansion mandrels; Adaptations thereof for remote control (16,028) |
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| 07/12/1977 | US4035089 Mechanism for varying the finger grip area of a writing implement |
| 07/12/1977 | US4034632 Pneumatically operated rod workpiece feed mechanism for turning machines |
| 06/28/1977 | US4032163 Quick change in-motion tool chuck |
| 06/28/1977 | US4032162 Machine tool chuck |
| 06/28/1977 | US4032161 Power operated chuck |
| 06/28/1977 | US4031810 Rotating spindle and tool unit |
| 06/14/1977 | US4029429 Ball drive non-reversing tapping attachment |
| 06/14/1977 | US4029325 Chuck with radially adjustable jaws |
| 06/14/1977 | US4028763 Tap holder |
| 05/31/1977 | US4026566 Power-driven wedge-activated chucks |
| 05/31/1977 | US4026488 Apparatus for holding cylindrical winding cores |
| 05/31/1977 | US4026191 Machine tool |
| 05/31/1977 | US4026125 Flexible drive adapter |
| 05/24/1977 | US4025214 Clamping device |
| 05/17/1977 | US4023937 Chuck assembly |
| 05/17/1977 | US4023815 Collet chuck assembly for custom applications |
| 05/10/1977 | US4021918 Spring clutch dental handpiece |
| 05/03/1977 | US4021133 Tap driver apparatus |
| 05/03/1977 | US4021132 Floating tool holder |
| 05/03/1977 | US4021051 Chuck for machine tools |
| 04/26/1977 | US4020405 Pipe-cutting and/or welding machine with clamping motor torque limiting control |
| 04/26/1977 | US4019246 Machine tool with automatic tool changer |
| 04/12/1977 | US4017203 High speed drill system |
| 03/29/1977 | US4014622 Reamer |
| 03/29/1977 | US4014558 Chuck-closing mechanism for automatic screw machine |
| 03/29/1977 | US4014421 Clutching means adapted for use in tapping attachments |
| 03/22/1977 | US4012841 Device for fixing a dental drill into a rotor |
| 03/15/1977 | US4011791 Tool chucking device |
| 03/15/1977 | US4011777 Multi spindle lathes |
| 03/01/1977 | US4009888 Self-contained power chuck with centrifugally balanced jaws |
| 02/22/1977 | US4008900 Indexing chuck |
| 02/22/1977 | US4008647 Machine tools |
| 02/22/1977 | US4008646 Machine tools |
| 02/22/1977 | US4008518 Machine tools |
| 02/22/1977 | US4008515 Method of transporting toolholder |
| 02/15/1977 | US4007943 Power operable jaw chuck |
| 02/15/1977 | US4007942 Device for the uptake of cup-shaped parts of gelatin capsules |
| 02/08/1977 | US4006996 Positively driven tool holder for a high speed rotatable spindle |
| 02/08/1977 | US4006787 Drilling tool with drill and receiving element |
| 02/08/1977 | US4006650 Indexing control for rotatable part on a machine tool |
| 02/08/1977 | US4006649 Single shaft programming control for machine tools |
| 01/11/1977 | US4002348 Safety release device useful in tapping attachments |
| 01/11/1977 | US4002347 Torque-transmitting system |
| 01/11/1977 | US4002214 Drilling tool, especially for hammer drills |
| 01/11/1977 | US4001975 Twist drill sharpener and aligning fixture |
| 01/04/1977 | US4000907 Chucks for machine tools, such as lathes and grinding machines |
| 12/28/1976 | US3999869 Combination hole saw arbor |
| 12/28/1976 | US3999770 Rotary cylinder and automatic collect holder |
| 12/28/1976 | US3999769 Tool holder for machine tools |
| 12/28/1976 | US3999642 Clutching means adapted for use in tapping attachments |
| 12/21/1976 | US3998467 Tool chuck for a drill press |
| 12/14/1976 | US3997177 Collet chuck which can be centered relative to one or more axes of the workpiece to be machined and suitable for machine tools |
| 12/14/1976 | US3997176 Expansible mandrel |
| 12/07/1976 | US3995869 Automatic clamping device for a cylindrical piece rotating about its longitudinal axis |
| 12/07/1976 | US3995514 Method and apparatus for tool support and adjustment in turret-type automatic screw machines |
| 11/30/1976 | US3994615 Multiple part cutting tool |
| 11/30/1976 | US3994614 No dialing boring head, sizing blocks for standard sizes, shims and spacers with blocks for intermediate sizes, optional pin holes for quick change |
| 11/30/1976 | US3994061 Machine tool with an automatic tool changer |
| 11/23/1976 | US3993317 Core chuck |
| 11/23/1976 | US3992740 Screw blank receiving and orienting collet |
| 11/16/1976 | US3992020 Drill chucks |
| 11/16/1976 | US3992019 Drill head with locking chuck |
| 11/09/1976 | US3990690 Core chucking assembly |
| 11/02/1976 | US3989260 Sectional tool unit, particularly for tools with a cylindrical shank |
| 11/02/1976 | US3988969 Rotary hydraulic jack |
| 10/26/1976 | US3987952 Apparatus for explosive welding of hollow cylinders such as pipe |
| 10/19/1976 | US3986437 Double-acting rotary hydraulic jack |
| 10/12/1976 | US3985368 Quick-change spindle nose adapter |
| 10/05/1976 | US3984192 Drill mount |
| 10/05/1976 | US3984114 Chuck with anti-centrifugal force feature |
| 09/28/1976 | US3982846 Tool device |
| 09/21/1976 | US3981211 Self-centering tool holding apparatus |
| 09/14/1976 | US3980250 Device for holding tube shaped objects |
| 09/14/1976 | US3979819 Machine tool with a turret head for multiple spindle units and automatic tool changing apparatus |
| 09/07/1976 | US3978767 Automatic center holding fixture for an annular workpiece |
| 08/31/1976 | US3977687 Holder for hollow articles |
| 08/24/1976 | US3976387 Hole saw drill and arbor assembly |
| 08/24/1976 | US3975984 Self aligning collect for machine tools |
| 08/17/1976 | US3975032 Surgical wire driving assembly |
| 08/17/1976 | US3975031 Tool mounting device |
| 08/17/1976 | US3975030 Chuck with dual independently actuable sets of jaws |
| 08/17/1976 | US3975029 Drill bit centrifugal vise |
| 08/10/1976 | US3973862 Pilot drill locating means for hole saw assembly |
| 08/03/1976 | US3972537 Chuck actuator assembly |
| 08/03/1976 | US3972246 System for supplying hydraulic fluid to aggregates on spindles or the like |
| 07/20/1976 | US3970407 Rotary cutter |
| 07/20/1976 | US3970323 Chuck for drill |
| 07/06/1976 | US3967831 Spring coil holding device |
| 07/06/1976 | US3967830 Or compression tap holder |
| 06/29/1976 | US3966341 Drill steel |
| 06/29/1976 | US3966217 Automatic chuck |
| 06/29/1976 | US3965780 Work rest device for use in a crank pin miller |
| 06/15/1976 | US3963250 Chuck |
| 06/15/1976 | US3963249 Chuck seal |
| 06/15/1976 | US3962937 Error adjustment method and structure for lathes and the like |
| 06/08/1976 | US3961800 Stub collet |
| 05/25/1976 | US3958809 Turning |
| 05/11/1976 | US3955471 Machine tool spindle |
| 05/04/1976 | US3954275 Machine tool chucks |
| 05/04/1976 | US3953918 Machine tool with automatic tool changer |