Patents for F16H 25 - Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms (11,986)
07/1992
07/30/1992DE4102027A1 Mechanical feed system producing and transmitting feed of few microns - can repeat periodically by axially fixed located shaft and distance alteration between non-rotatable feed element and rotatable axially fixed shaft
07/29/1992EP0496034A1 Linear recirculating ball screw actuator
07/29/1992EP0495846A1 Device in spindles
07/26/1992CA2052092A1 Linear screw and/or circulating ball actuator
07/25/1992WO1992013219A1 A thread seal
07/25/1992CA2078997A1 Thread seal
07/23/1992WO1992012362A1 Two-speed linear actuator driven by two motors
07/23/1992WO1992011993A1 Device for performing a two-stage linear movement
07/22/1992CN2110744U Spiral intermediate member transmission equipment
07/14/1992US5129276 Meshing gear members
07/14/1992US5129273 Actuator
07/14/1992CA1304960C Gear for forming a cyclical motion from a rotary motion
07/07/1992US5127285 Threaded spindle-nut drive assembly with vibration reducing support nut arrangement
07/07/1992US5127281 Composite motion guide device
07/01/1992EP0492760A1 Speed reduction device
07/01/1992EP0492201A2 Foamed moulded articles having areas of different density, and process for their preparation
07/01/1992CN2108822U Quick variable-pitch mechanism for difference screw
06/1992
06/30/1992US5125280 Jack assembly
06/25/1992DE4101470C1 Car seat adjuster with threaded spindle - on whose oen end is fitted connector, with nut housing coupled to adjustable seat part
06/24/1992EP0491223A1 Linear guide with screw actuator
06/17/1992DE4039573A1 Continuous pre-tensioning adjustment for double nut - consists of nut and counter nut, and incorporates ball joint drive and threaded spindle
06/16/1992US5121647 Composite motion guiding unit and composite motion guiding apparatus incorporating same
06/16/1992CA1303560C Multi-channel linear concentrate pump
06/10/1992EP0489115A1 Improved screw and nut machine
06/10/1992CN2106939U Reversal rolling screw pair
06/09/1992US5121019 Rotary to linear drive unit
06/09/1992US5120911 Self-propelled cable-way unit riding upon a surface conduction cable
06/09/1992CA1302939C Driving device
06/04/1992DE4037683A1 Striker coupling for overcoming adhesion friction - works in spindle gears with power-dependent motor switching and has spindle retained axially in plate springs
06/03/1992EP0488161A1 Planetary gear
06/03/1992CN2106265U Multi-freedom rolling nut base
06/02/1992US5117706 Backlash-free drive for the infeed mechanism of a microtome
06/02/1992US5117701 Screw-and nut type member for transmitting rotary motion
06/02/1992US5117700 Changing positions of bodies
05/1992
05/20/1992EP0486259A2 Cam gear controlling mechanism
05/13/1992EP0390897B1 Quick-disconnect screw device
05/12/1992US5111708 Electromechanical linear actuator
05/06/1992EP0483471A2 Movement converter to transform a rotational input movement into a translational output movement
05/06/1992CN1016524B On-off type screw arbor transmission mechanism for vertical elevating of leading screw
05/05/1992US5109728 Locking means for a rotational work station in an analyzer
05/05/1992US5109720 Feed unit apparatus
05/05/1992CA1299899C Rotary/linear actuator
04/1992
04/29/1992EP0482827A1 Rotary motion to longitudinal motion converting mechanism
04/29/1992EP0482268A1 Linear and translation guiding module
04/28/1992US5107901 Modulator mechanism for dobby
04/28/1992US5107805 Camshaft with extra cam to increase the magnitude of torque pulsations therein
04/22/1992CN1060518A Double-screw automatic force-boosting mechanism
04/21/1992US5106375 Dynamic lead screw engagement and indicator
04/16/1992DE4026586C1 Rotary unit switch delivering switch pulses - has two proxity switches with rod elements actuating by travelling over switch surfaces
04/07/1992US5101679 Screw drive engagement/disengagement and decoupling mechanism
03/1992
03/31/1992US5100271 Tool driving unit
03/26/1992DE4116627A1 Automatic pressure control for ball lead-screw - has two ball-screw nuts separated by fluid pressure-controlled flexible spacer
03/24/1992US5099161 Compact electric linear actuator with tubular rotor
03/17/1992CA1297426C Travelling nut for use in a lifting device
03/17/1992CA1297317C Ball screw mechanism
03/10/1992US5094119 Flexible ribbed, no-backlash ball nut
03/10/1992US5094118 Splined ball screw assembly having a nested structure
03/10/1992US5094114 Apparatus for controlling rapid feed speed of movable bodies
03/03/1992US5092727 Braided composite threaded member
03/03/1992US5092539 Jam resistant ball screw actuator
02/1992
02/27/1992DE4026959A1 Electrically driven unit with thrust rod - moves in cylindrical pipe with spindle, cover, hole and piston
02/25/1992US5090664 Combination jack and roller for precision movement of heavy loads
02/25/1992US5090265 System to convert rotary motion to linear motion
02/25/1992US5090262 Lever-type transmission gear
02/18/1992US5088339 Limit stop assembly for a screw and nut linear actuator
02/12/1992CN2095969U Automatic open bolt system lifted by screw
02/11/1992US5086900 Power converting mechanism
02/06/1992WO1992001878A1 A method and a device in spindles
02/06/1992DE4024548A1 Threaded drive with rolling bearings - has cylindrical housing part holding individual bearings
02/05/1992EP0469702A2 Torque pulse compensated camshaft
02/04/1992CA1295361C Anti-lockup drive mechanism for a position controlled linear actuator
02/03/1992CA2041698A1 Torque pulse compensated camshaft
01/1992
01/30/1992DE4023636A1 Armatur zum absperren einer stroemung Shut off valve for a flow
01/26/1992WO1992001884A1 Flow cut-off fitting
01/26/1992CA2087952A1 Flow cut-off fitting
01/23/1992DE4042374A1 Pivot drive for switch appts.
01/21/1992CA1294635C Electromechanical operating device for a slidingly movable door
01/15/1992CN2093268U High-efficiency threaded rod driving device
01/15/1992CN2093267U Steel ball and spiral trough type speed-variable transmission bearing
01/14/1992US5080547 Triaxially braided composite nut and bolt
01/14/1992US5080207 Servo-assisted gear selector
01/14/1992US5079963 Feed screw device
01/08/1992EP0465282A1 Rotary ball actuator
01/02/1992DE4020465A1 Screwed spindle press assembly - has clearance between threads of spindle and nut arranged to form hydraulic bearing
12/1991
12/31/1991CA1293680C Powered seat adjustor and components thereof
12/26/1991WO1991019917A1 Reinforced anti-backlash nut
12/24/1991US5074823 Apparatus for imparting a simultaneous rotational movement to an object moving along a rectilinear trajectory
12/24/1991US5074160 Feed unit apparatus
12/12/1991DE4018551A1 Drive mechanism using spindle - uses set of eccentric rings engaging groove of spindle thread
12/12/1991DE4018354A1 Rotary to linear motion converter - operates using set of rings and curved track
12/11/1991CN1015070B Spiral driving device for steel ball with quick clutch
12/10/1991US5070800 Cam unit and sewing machine employing same
12/03/1991US5069088 Linear motion ball bearing
12/03/1991US5069081 Multi-mode splined ball screw assembly
12/03/1991US5069076 Linear actuator
12/03/1991CA1292660C Fluid-power bearing actuator
11/1991
11/16/1991CA2042541A1 Fluid displacement and pressurizing device
11/12/1991US5064044 Rotary table
11/12/1991US5063809 Return tube arrangement for ball screw assembly
11/12/1991US5063808 Linear actuator improvement to prevent "back driving"