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US20050192134 Step motor arrangement in belt-type continuously variable transmission  
In a belt-type continuously variable transmission having a speed-change mechanism, a step motor arrangement including a pulley follower engaged with a movable sheave of the primary pulley, a...
US20050233844 Pulley structure  
A spline is fit on a rotary shaft at a position bounding a first diameter passing through an axis of the rotary shaft, located between a backside inner circumferential surface of a movable pulley...
US20140342860 CONTINUOUSLY-VARIABLE TRANSMISSION AND CONTINUOUSLY-VARIABLE TRANSMISSION CONTROL METHOD  
A continuously-variable transmission, which has a first pulley, which has a first fixed pulley and a first mobile pulley, a second pulley, which has a second fixed pulley and a second mobile...
US20060154762 Single chain continuously variable transmission  
A continuously variable transmission has a first pulley assembly and a second pulley assembly connected by a chain. At least one of the pulley assemblies has a shaft and a bulkhead secured to the...
US20050272539 Belt-type continuously variable transmission  
In a continuously variable transmission, a primary pulley includes a first fixed sheave coupled with an input rotation shaft, and a first movable sheave configured to move on the input rotation...
US20070197322 Method for improving the towing suitability of a motor vehicle equipped with a belt-driven conical-pulley transmission, and a conical disk pair  
A conical disk pair for a belt-driven conical-pulley transmission includes an input shaft that is rigidly connected to a fixed disk, a movable disk that is axially movable on the shaft and...
US20080220917 Belt-driven conical-pulley transmission with hydraulic system and auxiliary oil source  
A belt-driven conical-pulley transmission contained in the power train of a motor vehicle and having two conical disk pairs encircled by an endless torque-transmitting element. A hydraulic system...
US20050221928 Belt continuously-variable transmission  
In a belt continuously-variable transmission, a casing or a housing is formed with an air communicating hole extending through an upper part of the casing or the housing. The casing and the...
US20060258493 Pressure supply to a continuously adjustable automatic transmission in particular a clasping transmission  
A pressure supply between a variator shaft and a pressure chamber (6) for the axial displacement of the mobile disc of a pair of conic pulleys of a continuously adjustable automatic transmission,...
US20050197221 Continuously variable belt transmission for a vehicle  
A continuously variable belt transmission for a vehicle which can generate a cancellation hydraulic pressure for cancellation with a simple construction, as well as urge a movable sheave in the...
US20110263362 Hydraulic arrangement for controlling a transmission  
A hydraulic arrangement for controlling a transmission connected downstream of an internal combustion engine having a start-stop device. A hydraulic energy source provides hydraulic energy, an...
US20070197320 Speed change control device for belt type continuously variable transmission and control method thereof  
A speed change control device for a belt type continuously variable transmission has a speed change control unit (32) which controls an oil pressure for determining a speed ratio of the...
US20090105020 FLOW RATE REGULATION VALVE, ROTATING BODY, AND BELT-TYPE STEPLESS TRANSMISSION  
A flow control valve is provided in a primary pulley that is a rotor, and includes a first port; a second port; a working fluid channel formed between the first port and the second port and...
US20140141909 FAST AND ACCURATE PNEUMATIC/HYDRAULIC LINEAR POSITION CHANGING MECHANISMS  
Pneumatic/hydraulic assisted mechanisms that can be used to move an object of considerable weight in quick and accurate steps. Said mechanisms comprise of an index wheel mechanism that is rotated...
US20140094332 FAST AND ACCURATE PNEUMATIC/HYDRAULIC LINEAR POSITION CHANGING MECHANISMS  
Pneumatic/hydraulic assisted mechanisms that can be used to move an object of considerable weight in quick and accurate steps. Said mechanisms comprise of an index wheel mechanism that is rotated...
US20070232423 Hydraulic control apparatus and method for belt-type continuously-variable transmission  
A hydraulic control apparatus includes a continuously-variable transmission; a line-pressure control section configured to produce a line pressure by adjusting a discharge pressure of an oil pump;...
US20070197323 Hydraulic pressure control device for vehicle continuously variable transmission  
A hydraulic pressure control device is provide for a belt type continuously variable transmission that appropriately controls hydraulic pressure supplied to each pulley. The hydraulic pressure...
US20090062995 CONTINUOUSLY VARIABLE TRANSMISSION CONTROL DEVICE, CONTINUOUSLY VARIABLE TRANSMISSION, AND VEHICLE EQUIPPED WITH THE SAME  
A transmission 20 includes an input shaft 12, an output shaft 13, a primary sheave 23 that rotates together with the input shaft 12, a secondary sheave 24 that rotates together with the output...
US20090017958 Continuously Valiable Transmission  
Two input-shaft-side fixed sheaves of respective first and second pulley-type continuously variable transmission mechanisms are integrally connected and secured to each other while their back...
US20080300075 Oil supply system for motor vehicle  
A oil supply system is provided for the CVT of an automobile, and includes: a variable-transmission hydraulic controller, which employs hydraulic oil to adjust the actual gear ratio until the...
US20050233845 Device having a unit for determining a clamping pressure of a wrap belt  
A device has a unit for determining a clamping pressure of a wrap belt in a stepless wrap gear mechanism. The unit is provided for processing at least one sensor signal, which contains a first...
US20110230285 CONTROL DEVICE AND CONTROL METHOD FOR AUTOMATIC TRANSMISSION  
In a control device for an automatic transmission having a flow control mechanism that causes a part of a working oil discharged from a mechanical oil pump to flow into the mechanical oil pump...
US20100035721 Controller of contionously variable transmission, flow control method, and flow controller  
A sensor is placed in proximity to a chain of a continuously variable transmission, and a pulse is output by detecting pins. Moreover, there is provided a control section that determines...
US20050159259 Hydraulic pressure control method for variator pulleys of a continuously variable transmission  
A method for adjusting an optimal contact pressure on the pulleys of a variator of a continuously variable transmission, to adjust an optimal contact pressure, the road condition is detected and...
US20070197321 Continuously-Variable-Transmission Control Device and Straddle-Type Vehicle  
A continuously-variable-transmission control device having high control response and stability, reduced processing load on a control device and V-belt wear recognition. The width of the V-belt is...
US20050245336 Fastening device for a belt type transmission  
A fastening arrangement on a belt transmission as well as a method for manufacturing it between a shaft (1) and one piston-cylinder unit (5) of a cone pulley pair (2) connected with the shaft (1)....
US20140038756 Stepless Speed-Change Power Transmission for Vehicle  
A stepless speed-change power transmission for a vehicle includes a driving pulley disposed on an input shaft, and including a fixed driving pulley half and a movable driving pulley half, a driven...
US20110275464 BELT TYPE CONTINUOUSLY VARIABLE TRANSMISSION CONTROL SYSTEM  
When a driver returns an accelerator pedal, preliminary pressure increase means increases a line pressure to a preliminary pressure increase value according to the speed of return of an...
US20060172829 Method of controlling continuously variable transmission and control system  
An oil pressure-learning method which enables an oil pressure control system that controls line pressure and belt clamping pressure by oil pressure actuators independently of each other, to...
US20070249440 Belt type continuously variable transmission  
A belt type continuously variable transmission in which a pulley shaft is supported by bearings provided at two positions that are apart from each other in an axial direction of the pulley shaft...
US20120040788 BELT-TYPE CONTINUOUSLY VARIABLE TRANSMISSION  
A belt type CVT, which has a variable drive pulley controlling a transmission gear ratio by varying a diameter and a variable driven pulley connected to the variable drive pulley by a belt and...
US20060111207 Hydraulic control system for vehicular power transmitting mechanism  
A hydraulic control system for a vehicular drive system including a hydraulically operated belt-and-pulley type continuously variable transmission and a hydraulically operated frictional coupling...
US20090029813 Pressure relief valve for a hydraulic system  
A pressure relief valve for a hydraulic system for controlling a belt-driven conical-pulley transmission. The valve includes an orifice having an opening to admit a stream of a hydraulic medium,...
US20150184744 HYDRAULIC CONTROL UNIT  
A hydraulic control unit configured to improve energy efficiency is provided. The hydraulic control unit is comprised of: a feeding passage that delivers fluid from at least any of an oil pump and...
US20140011616 BELT-DRIVEN CONTINUOUSLY VARIABLE TRANSMISSION  
A belt-driven continuously variable transmission adapted to reduce a frictional resistance between the movable sheave and the rotary shaft. The pulley includes the fixed sheave rotated integrally...
US20120035009 TWO-WHEELED MOTOR VEHICLE  
A motorcycle capable of reducing and minimizing a period of time in which air that is immixed into hydraulic oil due to a vehicle body being inclined in a left-right direction stays in the...
US20080004141 Device and method of controlling a belt-type continuously variable transmission  
The line oil pressure PL that is a basic pressure of a needed Pin pressure and a Pd pressure is set by line oil pressure setting device on the basis of the higher oil pressure of the oil pressure...
US20060058130 Belt-driven conical-pulley transmission, method for producing it, and motor vehicle having such a transmission  
A belt-driven conical-pulley transmission having a pair of conical disks on a power input side and carried on an input shaft, and a pair of conical disks on an output side of the transmission and...
US20070117665 Automatic transmission  
An automatic transmission including a power transmission mechanism, an oil pump and a hydraulic control valve within an oil pan. Input shaft, an output shaft, a countershaft and a differential...
US20070082770 Speed ratio control device and method for belt type continuously variable transmission  
In a speed ratio control device for a belt continuously variable transmission according to this invention, when a speed ratio is subjected to feedback control on the basis of a difference between...
US20050153805 Continuously variable transmission  
A continuously variable transmission has a primary pulley having a primary movable sheave that is capable of moving to change a groove width of the primary pulley, and a secondary pulley having a...
US20140031154 BELT-DRIVEN CONTINUOUSLY VARIABLE TRANSMISSION  
A belt-driven continuously variable transmission adapted to prevent a tilting motion of a sheave under high temperature. The belt-driven continuously variable transmission is comprised of a pair...
US20080153636 CONTINUOUSLY VARIABLE TRANSMISSION AND CONTROL METHOD FOR CONTINUOUSLY VARIABLE TRANSMISSION  
When a vehicle decelerates rapidly, a lower limit secondary pulley pressure (Plmt) is calculated on the basis of a primary pulley rotation speed (Npri) detected by a primary pulley rotation...
US20100151977 HYDRAULIC PRESSURE SUPPLY UNIT OF CONTINUOUSLY VARIABLE TRANSMISSION  
A control valve switches between the (A) state where the first oil passage to which a hydraulic pressure obtained by decreasing a line pressure is supplied is in communication with the fifth oil...
US20140128188 BELT-TYPE CONTINUOUSLY VARIABLE TRANSMISSION  
Provided is a belt-type continuously variable transmission which may prevent a servo spool from sliding even when a movable sieve slides due to reduced pressure in a hydraulic cylinder. A...
US20150080157 ELEMENT FOR METALLIC BELT  
An element 40 for a metallic belt in a belt-type continuously variable transmission has a structure in which: a belt radial outer portion 46b of a metallic belt 7 is linearly shaped to come into...
US20060058128 Belt-driven conical-pulley transmission, method for producing it, and motor vehicle having such a transmission  
An automatic transmission in the form of a belt-driven conical pulley transmission having input side and output side pairs of conical disks. An endless torque-transmitting member extends between...
US20150148158 CONTROL DEVICE FOR AUTOMATIC TRANSMISSION  
A control device for an automatic transmission including a hydraulic actuator that is actuated on the basis of a hydraulic pressure supplied and a linear solenoid valve that controls the hydraulic...
US20090286633 VEHICULAR BELT-DRIVEN CONTINUOUSLY VARIABLE TRANSMISSION AND CONTROL METHOD THEREOF  
In a vehicular belt-driven continuously variable transmission, belt squeezing force is inhibited from becoming excessive and a safety factor, with respect to belt slip, of belt squeezing force...
US20090298626 CONTINUOUSLY VARIABLE TRANSMISSION  
A continuously variable transmission in which a sliding member is prevented from inclining is provided. The continuously variable transmission has a first oil passage provided in a movable sheave,...
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