Patents
Patents for F16H 13 - Gearing for conveying rotary motion with constant gear ratio by friction between rotary members (1,513)
07/2003
07/03/2003US20030121507 Supercharger
07/02/2003EP1323909A2 Supercharger
07/02/2003CN1112981C Drilling or milling head
06/2003
06/27/2003CA2414744A1 Supercharger
06/17/2003US6578672 Driving apparatus for elevator
06/12/2003WO2003048607A1 Play-free transmission
06/11/2003CN1423734A Continuously variable transmission
06/11/2003CN1423072A Inductive gear transmission mechanism
05/2003
05/22/2003WO2003042579A1 Friction ball device for transmitting rotation between offset shafts and a controlled coupling clutch based on said device
05/14/2003CN1417925A Rotary motor
05/08/2003US20030085628 Electric rotating machine
05/07/2003EP1309071A2 Rotating electric machine
04/2003
04/30/2003CN1414267A Magnetic metal belt driving
04/15/2003US6549745 Method and apparatus for controlling overdrive in a frictionally driven system including a conformable member
04/10/2003US20030069105 Differential gear
04/09/2003CN2544136Y Ball bearing type speed variator
02/2003
02/26/2003EP1285183A1 Planetary gear with little play
01/2003
01/29/2003CN2533337Y 球轴承差动减速器 Ball bearing differential gear unit
01/29/2003CN1394262A Series of motors with speed reducer
01/23/2003WO2003006847A1 Rotation apparatus
12/2002
12/12/2002WO2002010618A3 Planetary traction drive transmission
12/12/2002US20020187871 Hub assembly with speed change
12/05/2002DE10125733A1 Ultralight model helicopter rotor coupling has magnetic control of friction drive is simple
11/2002
11/28/2002WO2002095264A1 Friction-wheel planetary gear for converting a rotating movement into a back and forth movement with decreased frequency
11/27/2002CN2522675Y Ball push-force driving apparatus
11/26/2002US6485394 Geared motor and geared motor series
11/21/2002WO2002070098A3 Coupling
11/21/2002DE10124265A1 Gearbox with gearbox shaft, preferably electric motor output shaft, has output rotation body interacting in shaft's axial direction with upper roller body axially biased towards rotation body
11/19/2002US6482121 Parallel dual shaft drive apparatus
11/14/2002WO2002090799A1 Decoupling a flexible drive
11/14/2002WO2002090796A1 Engine starter
11/07/2002DE10121795A1 Entkopplung eines Zugmitteltriebs Decoupling of a traction drive
11/06/2002CN1377755A Rolling ball screw having cooling channel
10/2002
10/23/2002CN2517910Y Ball bearing speed reducer
10/23/2002CN2517909Y Ball bearing dual-purpose speed variator
10/17/2002DE10216516A1 Reibrollengetriebe Traction roller transmission
10/10/2002US20020147068 Frictional roller transmission
10/10/2002US20020147066 Traction-based differential
10/08/2002US6462447 Motion transmission devices
09/2002
09/25/2002CN2512949Y Motive transfer device
09/19/2002DE10110644A1 Planetary transmission for high transmission ratio has planetary gears in non-positive contact with counter-running gears
09/12/2002WO2002070098A2 Coupling
09/11/2002EP1237777A1 Steering device for a vehicle
09/11/2002CN2510671Y Magnetic metal belt transmission
09/04/2002EP1237054A1 Method and apparatus for controlling overdrive in a frictionally driven system including a conformable member
09/04/2002EP1235997A1 Continuously variable transmission
09/03/2002US6443868 Frictional planetary roller mechanism and brake
08/2002
08/29/2002WO2002066863A1 Friction-type speed change transmission
08/28/2002CN1365635A Driving device of power system with food machine and driving device having speed changer
08/27/2002US6439081 Harmonic friction drive
08/22/2002WO2002064997A1 Planet gear and use thereof
08/22/2002US20020114650 Method and apparatus for controlling overdrive in a frictionally driven system including a conformable member
08/20/2002US6436000 Shaft coupling structure with speed change function
08/15/2002WO2002034461A3 Improvements in parallel link machine design
07/2002
07/31/2002CN1088438C Auxiliary power transmission unit for power assisted vehicle
07/18/2002US20020094763 Rotary drive device of a polishing device
07/17/2002CN2500866Y Rotary motion drive
06/2002
06/19/2002CN2495852Y Circulation ball arc surface worm transmission mechanism
06/18/2002US6406399 Planetary traction drive transmission
06/04/2002US6397808 Engine starter having traction-drive type reduction gear and torque transmitting device for linking the reduction gear and driven shaft of engine
05/2002
05/15/2002CN1348914A Means for propelling transmission roller and its propelling roller
05/10/2002WO2002036992A1 Shaft gear comprising a cup-shaped output ring in a bearing ring
05/09/2002US20020053802 Wind driven electrical power generating apparatus
05/02/2002WO2002034461A2 Improvements in parallel link machine design
05/02/2002DE10146138A1 Förderrollenantriebsvorrichtung und Antriebsrollenanordnung Conveyor roller drive means and drive roller assembly
04/2002
04/24/2002CN2487921Y Semi-engagement rolling screw pair
03/2002
03/21/2002WO2002023065A1 Series of motors with speed reducer
03/21/2002US20020033320 Conveyor roller drive device and drive roller assembly
03/14/2002WO2002021017A1 Self-actuating, traction-drive speed changer
02/2002
02/21/2002US20020022546 Parallel dual shaft drive apparatus
02/07/2002WO2002010618A2 Planetary traction drive transmission
02/06/2002CN1334415A Drag driven speed ruducer, transporting device and double-shaft output coder structure
02/05/2002US6344009 Backlash-free gear
01/2002
01/16/2002EP1172292A2 Parallel dual shaft drive apparatus
01/16/2002EP1172182A2 Traction drive speed reducer, conveyance apparatus using traction drive speed reducer, and arrangement of two axis output encoder in conveyance apparatus
01/10/2002US20020002869 Traction drive speed reducer, conveyance apparatus using traction drive speed reducer, and arrangement of two-axis output encoder in conveyance apparatus
12/2001
12/25/2001US6332857 Loading cam device for, an apparatus for measuring thrust of a loading cam device for, and a method of assembling a toroidal-type continuously variable transmission
12/06/2001WO2001092759A1 Planetary gear with little play
12/05/2001CN1324993A Rolling movable teeth and double arc wheel transmission mechansim
11/2001
11/28/2001CN1075610C Friction harmonic driving device
11/14/2001EP1153230A2 Traction drive transmission
11/13/2001US6315507 Drill or milling head
10/2001
10/25/2001DE10018122A1 Friction wheel drive for conveyor system using pallet which moves over rollers, e.g. in concrete industry, has drive motor and friction wheel mounted on rocker arm, which has common pivot with roller or separate pivot on roller stand
10/24/2001CN2455960Y Friction ratchet style stepless speed variator
10/09/2001US6298966 Friction resistance generator
10/03/2001CN2451808Y Ring type rolling moving toothed gearing
10/02/2001US6296591 Traction drive type driving apparatus
09/2001
09/26/2001EP1135631A1 Device comprising rolling bodies
09/05/2001EP1053072B1 Drill or milling head
09/05/2001CN2446326Y Magnetic sensitive gear driving gear
08/2001
08/15/2001CN1308194A Serial friction transmission mechanisms and rotary transmission mechanisms and their manufacture
08/08/2001CN1307744A Motion transmission devices
07/2001
07/25/2001CN2440131Y Combined return block for ball screw arbor
07/19/2001DE10032120A1 Lenkvorrichtung für Kraftfahrzeuge Steering device for motor vehicles
07/17/2001US6260654 Frictional transmission
07/05/2001WO2001048394A1 Planetary gear system
07/04/2001CN2437901Y Stepless cycloidal combined multi-speed-ratio large torsional moment material-saving speed changer
06/2001
06/28/2001DE19963230A1 Epicyclic gear with casing, with sunwheel on shaft engaged with planetary wheels on carrier having travelers on it engaged with recesses in disk on second shaft
06/27/2001CN2436717Y Bearing type eccentral rolling speed-reducer
06/21/2001WO2001044688A1 Step-up gearing
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