| Patents for B23Q 11 - Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools (20,102) |
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| 03/28/1991 | DE3930676A1 Light metal hollow girder section - has circular cylindrical cavities at corners and longitudinally, with grooved inner and outer surfaces |
| 03/27/1991 | EP0418946A1 An apparatus for tapping a fluid through a wall |
| 03/26/1991 | US5002442 Spindle stock |
| 03/26/1991 | US5002139 Drilling tool |
| 03/22/1991 | WO1991004087A1 Device for taking up fluids |
| 03/22/1991 | CA2066742A1 Device for taking up fluids |
| 03/21/1991 | WO1991003349A1 Machine-tool drive |
| 03/21/1991 | WO1991003145A1 Six axis machine tool |
| 03/21/1991 | DE3930306A1 Antriebsvorrichtung fuer eine werkzeugmaschine Drive device for a machine tool |
| 03/21/1991 | CA2065260A1 Six axis machine tool |
| 03/20/1991 | EP0418213A2 Manually controlled lathe |
| 03/20/1991 | EP0418102A2 Gemstone polishing table |
| 03/20/1991 | EP0417549A2 Machine tool |
| 03/20/1991 | EP0417304A1 Bearing for straight slide and method of setting thereof |
| 03/20/1991 | EP0417234A1 Tool-holder and high-speed spindle |
| 03/20/1991 | EP0417137A1 Apparatus for the evacuation, conveyance, compacting and discharge of bulk materials, especially shavings and swarf. |
| 03/20/1991 | EP0377635A4 Method and solution for the prevention of smear in the manufacture of printed circuit boards |
| 03/20/1991 | CN1049994A Stripper |
| 03/19/1991 | US4999895 Machine tool |
| 03/19/1991 | CA1281618C Woodworking router |
| 03/14/1991 | DE3928457A1 Axial shaft bearing for spindle shaft - has housing for shaft and piston cylinder unit |
| 03/13/1991 | EP0416650A2 Lathe with enclosed workspace |
| 03/13/1991 | EP0416611A2 Installation of an exchangeable tool holder on the turret of a lathe |
| 03/13/1991 | EP0416553A1 Turning lathe |
| 03/13/1991 | EP0416552A1 Vertical spindle head |
| 03/13/1991 | EP0416524A1 Device for the change of calipers for measuring devices |
| 03/13/1991 | EP0349643A4 Device for gasothermic application of coatings on articles shaped with a body of revolution |
| 03/12/1991 | US4998702 Suspension apparatus for control device |
| 03/12/1991 | US4998459 Rodless fluid actuated motor with improved sealing characteristics |
| 03/12/1991 | CA2025004A1 Manually controllable lathe |
| 03/06/1991 | EP0415374A1 Feed mechanism with a sliding member guided by a hydrostatic bearing |
| 03/06/1991 | EP0415138A2 Spindle arrangement for a lathe |
| 03/06/1991 | EP0415064A2 Wiper |
| 03/06/1991 | EP0415025A2 Covering sheet |
| 03/06/1991 | EP0290546B1 Workpiece-holder spindle with magnetic bearings and devices for implementing such spindle for very high precision machine-tool |
| 03/05/1991 | US4996762 Composite processing machine |
| 02/27/1991 | EP0413954A2 Protective covering |
| 02/26/1991 | CA1280627C Coolant supply in rotating cutting tool |
| 02/21/1991 | WO1991001645A1 Device for cutting up deep-frozen foodstuffs with recovery of the fragments produced during cutting |
| 02/21/1991 | DE3927476A1 Drive torque and power measurement of electric motor - comprising drive train mechanical rotation frequency with motor stator field rotation frequency |
| 02/20/1991 | EP0413129A2 Removal method and apparatus for fluids containing production residues |
| 02/20/1991 | EP0412980A1 Device for cutting stone |
| 02/19/1991 | US4993501 Hydraulic hammer in particular for use in dusty and/or corrosive environments |
| 02/19/1991 | US4993296 Apparatus for cutting laminated sheet material |
| 02/19/1991 | US4993243 Fleshing tool |
| 02/13/1991 | EP0412584A2 Laser-punch composite processing machine |
| 02/12/1991 | US4992167 Filtering apparatus |
| 02/12/1991 | US4992012 Apparatus for the univocal and automatic positioning and blocking on the nose of the spindle of a tool machine and the like of mechanisms for various chip removal mechanical workings |
| 02/12/1991 | US4991358 Grinding machine |
| 02/05/1991 | US4989681 Drill bit for producing undercuts |
| 01/30/1991 | EP0410836A1 Device for an edge-trimming machine removing a burr along the edge of a workpiece |
| 01/30/1991 | EP0410031A1 Machine tool |
| 01/30/1991 | EP0409989A1 Method of controlling temperature of machine tool and apparatus for practicing same |
| 01/29/1991 | US4988245 Chamferring machine |
| 01/29/1991 | US4988072 Mount assembly for mechanical parts |
| 01/23/1991 | EP0409050A2 Rotating mass dynamic balancing device in particular for grinding wheels |
| 01/22/1991 | US4986703 Auxiliary control technology for routers |
| 01/22/1991 | US4986508 Attaching device for a dust cover of a linear guide apparatus |
| 01/22/1991 | US4986371 Safety deflector for air hammer and concrete breaker |
| 01/17/1991 | DE3923196A1 Tree bark stripping machine - has adjustable cylinder trimmer and rotary cutter with two sets of feeder rollers and bark ejector |
| 01/16/1991 | EP0407836A2 Rotary cutting tool |
| 01/16/1991 | EP0407599A1 Telescopic cover apparatus |
| 01/16/1991 | CN1048507A Blast pipe connectable to source of pressure or vacuum |
| 01/09/1991 | EP0407339A1 Hand device with a wheel for cutting-off or grinding |
| 01/09/1991 | EP0406574A1 Device for the compensation of the thermal expansion at machine tools |
| 01/01/1991 | US4981403 Speed-up spindle unit |
| 01/01/1991 | US4981004 Bar-type constructional element of high flexural strength and application of same |
| 12/27/1990 | WO1990015692A1 Rotatably driven spindle |
| 12/20/1990 | DE3919701A1 Powered hand grinding or polishing machine - has cantilevered grinding roll with easy adjustment of guard |
| 12/19/1990 | EP0402720A1 Device for making forms, and the use of that device for making dental inlays, onlays and crowns. |
| 12/19/1990 | EP0402506A1 Driven spindle |
| 12/18/1990 | US4979195 Transferring a circuit patter |
| 12/18/1990 | US4978050 For a wire bonder |
| 12/13/1990 | WO1990014913A1 Tool assembly with a hydraulic chip-breaking fluid system |
| 12/12/1990 | EP0401614A1 Nozzle for connection to a pressure or vacuum source |
| 12/12/1990 | EP0401520A2 A dust collector |
| 12/12/1990 | EP0358696A4 Plate working machine |
| 12/11/1990 | US4976415 Damping support structure |
| 12/11/1990 | US4976193 Bellows with a minimized compression size |
| 12/11/1990 | US4976177 Workpiece-carrier spindle assembly having magnetic bearings, and a device implementing such an assembly for a very high precision machine tool |
| 12/05/1990 | EP0400252A1 Apparatus for separating substances from the surface of a fluid |
| 12/04/1990 | US4974907 Pneumatic cutter for concrete and the like |
| 11/29/1990 | WO1990014535A1 Portable tool comprising a drive housing with packing ring |
| 11/29/1990 | DE3916748A1 Protective plastics tubes for telescopic rotating shafts - have two matching longitudinal projections to prevent unwanted movement |
| 11/28/1990 | EP0399950A1 High-rotating machine tool comprising a safety device and security-procedure for such machines |
| 11/27/1990 | US4972603 Linear measuring device |
| 11/27/1990 | US4972574 Table driving apparatus |
| 11/21/1990 | CN1010466B Superfinish cutting process with diamond for ferrous metals and hard alloys |
| 11/20/1990 | WO1990014624A1 Fluid condition monitoring and controlling system for a metalworking fluid central system |
| 11/20/1990 | CA2057905A1 Fluid condition monitoring and controlling system for a metalworking fluid central system |
| 11/15/1990 | WO1990013735A1 Cold lubricant misting device and method |
| 11/14/1990 | EP0397193A2 Rotary cutting tool |
| 11/14/1990 | EP0396540A1 Compass saw. |
| 11/06/1990 | US4968155 Rolling-bearing-mounted linear guiding unit and damping element |
| 10/31/1990 | EP0395437A2 Chop cutting apparatus |
| 10/31/1990 | EP0394925A2 Tapping attachment for a punch press |
| 10/31/1990 | EP0394863A2 Device for positioning movable carriages e.g. on machines tools |
| 10/31/1990 | DE3913898A1 Adjustable guard for portable power tools - has indent mechanism for angular adjustment and finger pressure actuated fastening to spindle nose |
| 10/30/1990 | US4966505 Machine tool |
| 10/25/1990 | DE3923332C1 Linear slide track bellows - has rectangular-section body with joints at which reinforcing plates are located |