Patents for F16H 25 - Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms (11,986)
10/1991
10/31/1991WO1991016661A1 Screw-thread arrangement
10/31/1991DE4013295A1 Threaded spindle drive with safety cut=out - has plate spring packet operating cut=out switch via axial displacement spindle
10/23/1991CN2087264U Coaxial reciprocating machine
10/22/1991US5058445 Irreversible screw and nut driving device
10/22/1991CA1291046C Drive mechanism
10/16/1991CN1014349B Screw driving mechanism
10/15/1991US5056211 Method for the manufacture of a ball nut and screw spindle system
10/09/1991EP0450538A2 Indexing apparatus
10/09/1991EP0449933A1 A screw lift.
10/08/1991US5055001 Volumetric pump with spring-biased cracking valves
10/08/1991US5054330 Motion transfer mechanism with a linkage
10/03/1991WO1991014887A1 Method and device for conversion of reciprocating motion into unidirectional rotary motion
10/02/1991EP0449245A2 Triaxially braided composite nut and bolt
10/02/1991EP0448699A1 Step-by-step driving mechanism.
10/02/1991EP0326607B1 Backlash-free drive for the adjustment mechanism of a microtome
10/02/1991DE4010230A1 Converting linear to rotary motion - by using arrangement of axially projecting intermeshing teeth
10/02/1991CN1014140B Multi-channel linear concentrate pump
10/01/1991US5053685 High precision linear actuator
10/01/1991US5053660 Linear actuators and linear drive systems
10/01/1991CA2037307A1 Triaxially braided composite nut and bolt
10/01/1991CA1289773C Linear device for rapidly adjusting and immobilizing a movable part relative to a fixed part, applicable in particular to the adjustment of a table guide of woodworking machines
09/1991
09/25/1991EP0447543A1 Lightweight, direct drive electromechanical actuator
09/24/1991CA1289449C Screw jack safe against overload for a movable element such as a seat structure
09/18/1991EP0446897A2 Volumetric pump with spring-biased cracking valves
09/18/1991CN1014003B Mechanical servo unit
09/17/1991US5048786 Power seat slider driving mechanism
09/17/1991CA1289050C Telescopic screw jack for the adjustment of an element such as a vehicle seat
09/16/1991CA2038286A1 Volumetric pump with spring-biased cracking valves
09/11/1991EP0446155A1 Modulating mechanism for the command of rotatory dobbies
09/11/1991EP0445499A1 Screw drive engagement/disengagement and decoupling mechanism
09/10/1991US5046402 Rotary to axial motion converting device with groove in piston guide
09/10/1991US5046379 Remote control apparatus
09/04/1991EP0444352A1 Deflector for ball screw and nut assembly
09/03/1991US5044222 Drive apparatus for opening/closing an operation member
08/1991
08/29/1991DE4006220A1 Ball screw drive for machine construction - consists of screw, two nuts, with grooved ends, balls in thread and hardening material
08/29/1991CA2033820A1 Deflector for ball screw & nut assembly
08/28/1991EP0443215A1 Apparatus for imparting a simultaneous rotational movement to an object moving along a rectilinear trajectory
08/28/1991CN1054127A Rotating motion / reciprocating linear motion conversion mechanism
08/27/1991US5042320 Power converting mechanism
08/20/1991US5041748 Lightweight, direct drive electromechanical actuator
08/20/1991US5040500 Torque pulse compensated camshaft
08/20/1991US5040426 Drive mechanism for moving a member along a defined path
08/13/1991US5038824 Mechanical linkage characterizer
08/06/1991US5036720 Screw-nut feed mechanism
08/06/1991CA1287235C Serew activated high precision linear displacement device
08/01/1991DE4002151A1 Rotary to linear movement converter - has ball bearing internal diameter in nut greater than spindle diameter
07/1991
07/30/1991US5035120 Freezer
07/30/1991US5035094 Nested extension/retraction structure and method of fabrication
07/30/1991CA1286895C Recirculated satellite rollers screw
07/30/1991CA1286893C System for locking a linear device for rapidly adjusting and immobilizing a movable part relative to a fixed part
07/25/1991WO1991010849A1 Anti-play nut
07/24/1991CN2081454U Full-stroke fast distance-adjustable mechanism
07/23/1991CA1286524C Shuttle transfer system
07/17/1991CN1053029A Rapid travel regulator with mechanical interlocking
07/16/1991US5031470 Device for converting linear reciprocating motion to rotary motion
07/16/1991CA1286197C Cam actuator assembly for a programmable infusion system
07/09/1991US5029877 Seal for a thread drive
07/03/1991EP0435204A2 Screw-nut feed mechanism
07/03/1991CN2080121U Nut open and close type full travel rapid distance adjusting system
07/02/1991US5028217 Apparatus for converting rotational movement into reciprocating lifting movement
07/02/1991US5027671 Reinforced anti-backlash nut
07/02/1991US5027667 Spring actuator with rollers
06/1991
06/26/1991EP0433630A1 Feed screw device
06/25/1991US5025914 Feed-screw support structure
06/25/1991US5025676 Screw adjustment mechanism with pre-set backlash
06/22/1991WO1991010082A1 A device in a force actuator
06/19/1991EP0432786A1 Mechanism for the conversion of rotatory motion into reciprocating motion and vice versa
06/18/1991US5024637 Automatic mechanical transmission apparatus with continuous variation of the transmission ratio from an infinite ratio up to a ratio less then 1/1
06/18/1991US5024467 Device for coupling element-holding plates of multiple connections
06/18/1991US5024124 Electric drive with manual doubler
06/15/1991WO1991009238A1 Mechanism for mutual transformation of reciprocating and rotary motions
06/15/1991CA2046599A1 Device for mutual conversion of reciprocating and rotary motions
06/12/1991CN1052067A Reciprocating drive mechanism for forging machinery
06/11/1991US5022277 Screw and nut machine
06/06/1991DE3939434A1 Cross-threaded spindle movement conversion spindle - changes rotary movement into to=and=fro movement and has cylindrical shaft with grooves and sleeves
06/05/1991EP0430320A1 Device for actuating heddles of looms with positive control in both directions of a single contact roller
05/1991
05/29/1991EP0429155A1 Feed mechanism
05/29/1991DE3938913A1 Double-action chuck operated by hand and power assisted - has plunger and power mechanism with tensioning screw fitting in adjusting screw
05/29/1991CN2077931U Multi-lengthed electric push-bar
05/28/1991US5018401 Translation cam means
05/28/1991US5018399 Mechanical servomotor
05/21/1991US5016491 Gear assembly
05/21/1991US5016487 Ball bearig gears
05/16/1991DE4010111A1 Anti-backlash nut unit - has pair of nut segments each with internal threaded bore adapted to receive threaded bolt
05/15/1991EP0427363A1 Static pressure lead screw
05/15/1991EP0368922B1 Servo-assisted gear selector
05/14/1991US5015930 Power converting mechanism
05/14/1991US5014958 Powered six-way seat adjustor and mechanisms therefor
05/14/1991US5014568 Deflector for ball screw and nut assembly
05/13/1991CA2009989A1 Anti-backlash nut
05/08/1991EP0425657A1 Ball bearing transmission
05/08/1991DE3937011A1 Driving mechanism for spindle - has inserts with rounded faces between outer races of ball-bearing units forming nut
05/07/1991US5012687 Ball screw
05/02/1991WO1991005964A1 Step-by-step driving mechanism
05/02/1991WO1991005698A1 Jam resistant ball screw actuator
05/02/1991DE3929382A1 Cam gear with driven piece - has cam discs with rollers supported on drive pieces, with sprung pieces, and pressure restricting pieces
04/1991
04/18/1991WO1991005399A1 Lightweight, direct drive electromechanical actuator
04/18/1991WO1991005182A1 Device in spindles
04/09/1991US5006112 Motor-driven
04/09/1991US5005436 Recirculating ball screw-nut screw coupling