Patents for F16H 25 - Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms (11,986) |
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02/03/1994 | DE4225523A1 Helical drive, esp. of recirculating ball type, for machine tool - has nut for rotating shaft held within part to be moved by bush under hydraulic pressure |
02/03/1994 | DE4225040A1 Rolling ring threaded drive - has multi-threaded spindle engaging inner rings which hold balls engaging with outer rings |
02/01/1994 | US5282392 Synchro-clutching screw-and-nut mechanism |
01/20/1994 | DE4223582A1 Linear drive for long stretches on machine tools - has rotatable toothed rod spindle for rolling engagement on rotating worm to support and linearly guide same for play-free transfer of movement |
01/20/1994 | DE4223074A1 Rotary power transmission mechanism - consists of threaded bolt with lesser pitch coupled to another bolt of higher pitch thread in common sleeve |
01/18/1994 | US5279178 Two dimensional drive system |
01/18/1994 | US5279175 Ball screw integrated type linear movement guiding unit |
01/13/1994 | DE4322540A1 Ball lead-screw drive transmission with overload protection - provided by mechanical switch element triggered at set load point to shut down drive |
01/13/1994 | DE4222365A1 Actuator element for door lock of vehicle central locking - has linear element displaced by electric motor via gear and lead-screw with limit switch to signal on=off states |
01/05/1994 | EP0577541A1 Linear actuator |
01/05/1994 | EP0577462A1 Ball screw mounting device ensuring the operation of the closure shelves of a freeze drying chamber |
01/05/1994 | DE4219660A1 High torque drive for pivot action - has inclined gear drives with planetary reduction drive |
01/04/1994 | US5275116 Cam and wobble follower looper drive for sewing machine |
12/29/1993 | EP0575602A1 Rotary hopper transfer mechanism. |
12/29/1993 | EP0575561A1 Speed converter. |
12/29/1993 | EP0575343A1 Device for performing a two-stage linear movement. |
12/28/1993 | US5273381 Ball screw guide unit and transporting table using the same |
12/28/1993 | US5273011 Arrangement for converting linear motion from a power source to a rotary motion |
12/22/1993 | CN1079807A Improved revolving plate clamping device |
12/07/1993 | US5267920 Friction roller type continuously variable transmission |
12/07/1993 | US5267521 Pattern generator mechanism for zig-zag sewing machine |
12/02/1993 | DE4317956A1 Drive mechanism for vehicle steering wheel adjustment - has nut threaded to shaft of one element and fixed to other element with pressure system providing keyed operation |
12/02/1993 | DE4230019C1 Recirculating ball bearing drive with spiral feed - has main bearing block slit for bearing adjustment with slit terminated short of edge of block |
11/23/1993 | US5263381 Ball screw |
11/18/1993 | EP0569775A1 Spindle drive with quick release drive spindle |
11/18/1993 | EP0569595A1 Feed screw device and precisely positioning micromotion feed system |
11/17/1993 | CN1022775C Double-screw automatic force-boosting mechanism |
11/11/1993 | WO1993022195A1 Fault-tolerant linear electromechanical actuator |
11/11/1993 | DE4215311A1 End position switch for electric door drive - is supported by snap fitted frame of two end plates and two connecting bars |
11/11/1993 | DE4215257A1 Pneumatic rotary drive for vehicle swivel doors - has circulating ball guide slots with narrowed central sections to reduce friction forces |
11/10/1993 | EP0569275A1 Resilient joint with axial displacement in a fixed manner and suspension with such a joint |
10/28/1993 | WO1993021455A1 Advanced rotary plate clamping device |
10/26/1993 | US5255882 Setting device with a nut controllable by a spindle |
10/14/1993 | DE4202755A1 Multispeed screw drive mechanism - has splines on rotating shaft engaging planetary gears driving rotating nut |
10/13/1993 | EP0565045A1 Selectively controllable inflation-deflation device adapted for use in angioplasty procedures |
10/13/1993 | EP0564604A1 Two-speed linear actuator driven by two motors. |
10/13/1993 | CN1077259A Double-acting dynamic back clearance-eliminating driving system |
10/12/1993 | US5252015 Adjustable pre-load screw and nut assembly |
10/12/1993 | US5251501 Intermediate support device for screw shaft |
10/12/1993 | US5251365 Method for making ball screw nut |
10/08/1993 | CA2093465A1 Selectively controllable inflation-deflation device adapted for use in angioplasty procedures |
10/06/1993 | EP0563512A1 Ball nut screw assembly |
09/30/1993 | WO1993019309A1 An actuator assembly in handle-bar |
09/30/1993 | WO1993019308A1 Continuously variable transmission system |
09/30/1993 | WO1993018938A1 Angular adjustment mechanism |
09/29/1993 | EP0562362A1 Drive apparatus and drive XY apparatus on which it is equipped |
09/29/1993 | CN1022262C Concentric wheel |
09/28/1993 | US5247846 Quick disconnectable screw device |
09/23/1993 | DE4209766C1 Mechanism for converting rotary movement to axial - has rotary nut for screwed spindle with internal recirculatory-ball system and forming peripheral plain bearing with housing |
09/23/1993 | DE4204304A1 Spindle nut with axial bore and thread interacting with spindle thread - has axially flexible centre portion between two end parts, not engaging spindle thread. |
09/22/1993 | EP0448699B1 Step-by-step driving mechanism |
09/21/1993 | US5245886 Rotary temperature mechanism |
09/21/1993 | US5245884 Ball screw mechanism |
09/21/1993 | CA1322344C Driving device |
09/15/1993 | EP0560293A2 Device for guiding a carriage driven by a spindle |
09/08/1993 | EP0559441A1 Workcentre |
09/07/1993 | US5241874 Ball screw |
09/02/1993 | DE4306087A1 Cantilever spindle mechanism with vibration-damping device - is protected against loss of damping capability by helical groove in annulus which traps any lubricant leaking into clearance hole |
09/01/1993 | EP0557766A1 Adjusting drive for an axially adjustable steering column in motor vehicle |
08/31/1993 | US5239882 Screw-nut device of rolling bearing type with adjustable clearance or preload |
08/25/1993 | EP0556817A1 Robotised arm |
08/12/1993 | DE4201206A1 Linear spindle drive for parallel-guided pivotable elements - has tubular space in lower shell of housing for paraxial retention of motor driving worm gear for rotation of spindle |
08/10/1993 | US5234314 Rotary hopper transfer mechanism |
08/05/1993 | DE4202510A1 Machine tool feed unit lead-screw with internal cooling - is hollow with coolant flowing along bearing mounted inner tube and back along space between tube and wall to bearing mounted outlet collar |
08/04/1993 | EP0553577A1 Toilet flushing control device with regulatable water volume necessary to clean the bowl properly |
08/03/1993 | US5231888 Ball screw device with internal motors |
08/03/1993 | US5231887 Device in a force actuator |
07/29/1993 | DE4225845C1 Electrical telescopic screw as lifting jack for motor vehicle roof flap - has threaded parts screwable into each other operated against each other by electric motor arranged inside telescopic jack |
07/28/1993 | EP0552488A1 Methods of making recirculating ball nut and splined shaft and screw assemblies |
07/28/1993 | EP0552464A1 Screw actuator |
07/28/1993 | EP0552411A1 Portable waste holding tank with improved inlet valve assembly |
07/22/1993 | WO1993014011A1 Rotary hopper transfer mechanism |
07/20/1993 | US5228353 Ball screw device |
07/14/1993 | EP0551197A1 Electrically powered actuator |
07/10/1993 | CA2084618A1 Electrically powered actuator |
07/08/1993 | WO1993013336A1 Drive conversion |
07/08/1993 | DE4300254A1 Ball-screw device for robotic machine tool - performs synchronous rotation of ball-screw and ball-wedge nuts driving shaft when clutch is engaged |
07/07/1993 | EP0549790A1 Method and device for conversion of reciprocating motion into unidirectional rotary motion |
07/07/1993 | EP0402421B1 Electrically operated disc brakes |
07/06/1993 | US5225938 Guide apparatus of cam ring |
07/06/1993 | US5224390 Direction reversing actuator apparatus |
07/01/1993 | DE4143020A1 Spindle drive assembly - spindle nut consisting of collars on shaft, has two part housing controlling play |
07/01/1993 | DE4142099A1 Bush-shaped drive element, esp. for fine mechanical drives, - contains flexible bush section between two threaded nuts |
06/30/1993 | CN1073753A Digital-control full-electric operating extensible actuating cylinder |
06/24/1993 | WO1993011910A1 Power tool |
06/22/1993 | CA1319329C Electrically operated disc brakes |
06/17/1993 | DE4141460A1 Pressure driven ram with piston and tubular piston rod - has sliding screw-bush placed axially beside ball-screw-bush, connected together by clutch pins |
06/15/1993 | CA1319032C System to convert rotary motion to linear motion |
06/01/1993 | US5214972 Fault-tolerant linear electromechanical actuator |
06/01/1993 | US5214971 Angular adjustment mechanism |
05/27/1993 | WO1993009911A1 Feed screw device and precisely positioning micromotion feed system |
05/26/1993 | CN2134542Y No-clearance thread cover |
05/25/1993 | CA1318155C Apparatus for converting a rotational movement into a reciprocating, linear lifting movement and vice versa |
05/18/1993 | CA1317795C Linear actuator |
05/12/1993 | EP0540607A1 A method and a device in spindles |
05/12/1993 | EP0540510A1 Micromechanic manipulator. |
05/12/1993 | CN2132877Y Electric push arm |
05/12/1993 | CN1072004A Arrangement for converting linear motion from power source to rotory motion |
05/05/1993 | EP0540490A1 An arrangement for converting linear motion from a power source to a rotary motion |
04/29/1993 | DE4210927C1 Spring energy storage unit - produces linear pulling or pushing force in event of failure of hydraulically operated mechanical system, e.g. vehicle braking system |