| Entries |
| Document | Title | Date |
|---|
| 20080202272 | Method of driving rough and fine movement mechanism - In operation of a rough and fine movement mechanism ( | 08-28-2008 |
| 20080229859 | Eye module - An eye module is provided. The eye module includes a casing, an eyeball and a first driving element. The eyeball having a surface is disposed in the casing. The first driving element leans against the surface and drives the eyeball to rotate by a first friction force generated by rotating the first driving element. | 09-25-2008 |
| 20080229860 | Planar Parallel Mechanism and Method - A planar parallel mechanism having a platform movable in a plane along three degrees of freedom is described Existing technology fails to provide a manipulator with three degrees of freedom, wherein the mechanisms for moving the manipulator move in a decoupled fashion A manipulator and method of supporting and displacing an object which provides a solution to this problem comprises a base ( | 09-25-2008 |
| 20080257092 | PARALLEL-LINK OPERATIONAL DEVICE - A parallel-link operational device in which links of a link mechanism connecting rotary actuators and a movable member do not protrude outside an area of a base. Six flat rotary actuators driven to control position and posture of the movable member are provided on the base, rotary output shafts of which are disposed radially pointing toward the center of the base. The links fixedly mounted on the rotary output shafts of the actuators are connected by joints to one end of rods, and the other end of the rods are connected to the movable member by joints. An end effector mounted on the movable member is rotated by an actuator for posture control mounted on the base via a rotational-force transmission mechanism composed of joints, spline couplings, etc. The links rotate in planes parallel to the sides of the base without protruding beyond the area covered by the base. | 10-23-2008 |
| 20080295635 | BICYCLE CONTROL DEVICE - A bicycle control device is basically provided with a base member, a shift control unit, a non-shift operating lever, a first shift operating lever and a second shift operating lever. The shift control unit is mounted to the base member. The non-shift operating lever is movably coupled relative to the base member. The first and second shift operating levers are operatively coupled to the shift control unit. The second shift operating lever is a separate member from the first shift operating lever. The first and second shift operating levers are configured and arranged relative to each other such that the second shift operating lever is moved by the first shift operating lever when the first shift operating lever is operated. | 12-04-2008 |
| 20080295636 | BICYCLE CONTROL DEVICE - A bicycle control device is basically provided with a base member, a shift control unit, a control member and a first shift operating lever. The shift control unit is mounted to the base member. The control member includes a first portion operatively coupled to the shift control unit and a second portion spaced from the first portion. The first shift operating lever is movably coupled relative to the base member to move along a first shift operating path and movably coupled relative to the base member to move along a non-shift operating path that is non-coincident with the first shift operating path. The first shift operating lever is slidably engaged with the second portion of the control member such that the second portion of the control member is moved when the first shift operating lever is moved along the non-shift operating path with sliding contact therebetween. | 12-04-2008 |
| 20090049944 | MICROMANIPULATOR FOR MOVING A PROBE - A micromanipulator for moving a probe comprises two elements which are mechanically connected to one another in such a way that one element can be moved relative to other element. The movement of the element occurs as a result of the pressure change of a fluid which acts upon an actuator which is in mechanical contact to a mobile element or to an element moving on a surface segment. | 02-26-2009 |
| 20090133524 | DRIVE MECHANISM AND GRIPPER MECHANISM EQUIPPED WITH DRIVE MECHANISM - A drive mechanism and a gripper mechanism equipped with the drive mechanism are provided. An electrical gripper includes a drive mechanism equipped with a motor, a feed screw that transmits a rotary drive force from the motor to a feed nut capable of displacement in an axial direction, and a gripper section that grips a workpiece by coupling to the feed nut and being displaced thereby. The drive mechanism further is constituted by a self-locking mechanism, which prevents the feed nut from being retracted as a result of a reactive force received in the event that the feed nut is advanced and the workpiece is gripped by the gripper section. | 05-28-2009 |
| 20090139363 | CONTINUOUS VARIABLE VALVE LIFT APPARATUS - A continuous variable valve lift apparatus includes an input cam; a control lever rotating shaft; a control lever with a contact portion, provided on the control lever rotating shaft; a control portion that controls the angle between the control lever and the control lever rotating shaft; a first link rotatably connected to the control lever rotating shaft; a second link rotatably connected to the first link, that contacts the contact portion; an output cam on the second link, to open and close a valve; and an elastic portion provided such that a connecting portion of the first link and the second link contact the input cam. | 06-04-2009 |
| 20090158878 | Positioning Mechanism for a Spherical Object - A positioning system for a spherical object which adjusts orientation thereof in azimuth and elevation comprising first and second drive rods threadably engaged with respective first and second brackets secured to the surfaces of opposing left and right hemispheres the object The first and second drive rods include a first coupling configured for imparting co-rotation to the drive rods and a second coupling configured for imparting counter-rotation to the drive rods, and a clutch for selecting operation of either coupling. | 06-25-2009 |
| 20090277297 | AUXILIARY DEVICE FOR MECHANICAL ARM - An auxiliary device for a mechanical arm includes a supporting base, two reciprocating engines, a rotational plate, and four suction members. The reciprocating engine includes a cylinder and a driving rod. The cylinder is configured for driving the driving rod linearly and reciprocating along its longitudinal axis. The cylinder is rotatably fixed to the supporting base, thereby defining a first rotational axis therebetween. The driving rod is rotatably fixed to the rotational plate, thereby defining a second rotational axis therebetween. The rotational plate is also directly and rotatably fixed to the supporting base to be rotatable about a third rotational axis defined therebetween. The three rotational axes are parallel. The four suction members are fixed to the rotational plate. | 11-12-2009 |
| 20100095798 | PLANAR MOVING APPARATUS - A planar moving apparatus includes a moving stage, a first driving apparatus, a second driving apparatus and a base member. The base member carries the stage, the first driving apparatus and the second driving apparatus. The first driving apparatus drives the moving stage along a first axial direction and the second driving apparatus drives the moving stage along a second axial direction. The first driving apparatus and the second driving apparatus operate independently and do not interfere with each other when the moving stage moves along either the first axial direction or the second axial direction. | 04-22-2010 |
| 20100126296 | MULTIPLE DEGREES OF FREEDOM MOTION SYSTEM - A multiple degrees of freedom motion system comprising an arrangement of rigid stages, flexure constraint modules, actuators, and sensors. These components of the motion system are arranged and connected in a systematic fashion to provide a high degree of decoupling between the motion axes, suitable placement of ground-mounted actuators to actuate each motion axis, and suitable placement of sensors to allow end-point measurement along each motion axis. This arrangement of rigid stages, flexure constraint modules, actuators and sensors enables large motion range and high motion quality in the motion system, while using standard and commonly available components. | 05-27-2010 |
| 20100154578 | METHOD AND APPARATUS FOR REDUCING AT LEAST ONE FRICTION FORCE OPPOSING AN AXIAL FORCE EXERTED THROUGH AN ACTUATOR ELEMENT - Actuator elements such as cables or push rods in an instrument are used for manipulating an end effector or distal end of the instrument. Each actuator element extends within a tubular housing and either the tubular housing is axially rotated about the actuator element or the actuator element is axially rotated within the tubular housing to reduce at least one force opposing an axial force exerted through or movement of the actuator element. | 06-24-2010 |
| 20100162844 | VEHICLE SEAT - An operation device comprises a lock mechanism having a drum case having a cylindrical drum wall, a lock spring containing a coil portion which is fitted into the drum wall and is locked by a friction force against the inner peripheral face of the drum wall, and a shaft guide mounted rotatably in the drum case and operated to exert or cancel a friction force of the lock spring. A transmitting mechanism for transmitting a reaction force and an operation force from an actuating mechanism is provided between the lock mechanism and the actuating mechanism provided at a desired position. A rattling preventing spring for preventing a rattling in the rotation direction of the shaft guide provided between the drum case and the shaft guide. | 07-01-2010 |
| 20100275717 | PRECISION POSITIONING DEVICE - The invention relates to a precision positioning device comprising a base, moveable stage and four double parallelograms connecting the stage to the base. Each double parallelogram comprises six deformable vertices forming six pivots so that the stage can move in translation in a reference plane. Thanks to the four double parallelograms, the moveable stage is over-constrained so that the undesired rotational motions are very limited. The precision positioning device can further comprise a moveable platform connected to the moveable stage thanks to flexure strips. The moveable platform is over-constrained to only move in translation according to the Z axis. | 11-04-2010 |
| 20110072929 | PARALLEL MECHANISM AND MOVEABLE LINKAGE THEREOF - A moveable linkage for a parallel mechanism includes a swing arm, a four-link structure rotatably connected to the swing arm, and a plurality of pivotal shafts. The four-link structure includes a first connection shaft, a second connection shaft, a first link bracket and a second link bracket. Each of the first and second link brackets includes a first end portion and a second end portion. The first end portions of the first and second link brackets overlap and rotatably connect two ends of the first connection shaft by the pivotal shafts. The second end portions of the first and second link brackets overlap and rotatably connect two ends of the second connection shaft by the pivotal shafts. | 03-31-2011 |
| 20110088498 | Instrument With Self-Unlocking Adjustment Wheel - An instrument comprises a headpiece at a proximal end, a shaft connected to said headpiece, said shaft can be deflected at least in a distal end area thereof. A deflection mechanism is provided for deflecting said shaft. Said deflection mechanism has control wires and a control element for controlling a deflection movement of said deflection mechanism. A lock is provided for locking said deflection mechanism. Said lock has a catch mechanism connected to said control element in such a way that said catch mechanism, without actuation, is automatically forced into a locking position and a movement of said control element first opens said catch mechanism and only then permits a deflection of said shaft. A release of said control element in any position of said deflection mechanism causes an enforced locking by said catch mechanism in said position. | 04-21-2011 |
| 20110308347 | Sustaining Manipulator Arm - A sustaining manipulator arm capable of being set on a ground comprises a first linkage set. The first linkage set comprises a first link, a second link, a first ball joint, a second ball joint, a third link, and a first elastic element. A first end of the first link is connected to a first revolution element, and the first revolution element has a first revolution direction. A first end of the second link is connected to a second revolution element. The second revolution element has a second revolution direction. The first revolution direction and the second revolution direction being the same direction, and the first revolution element and the second revolution element are on a first plane. The first ball joint is set in the first link. The second ball joint is set in the second link. A first end of the third link is connected to the first ball joint. A second end of the third link is connected to the second ball joint, and the third link is parallel to the first plane. The two ends of the first elastic element are respectively attached to the first link and the third link, and the first elastic element makes the first linkage set reach static equilibrium. | 12-22-2011 |
| 20120103123 | PRISMATIC/REVOLUTE ORIENTING APPARATUS - A two degree-of-freedom parallel device for orienting or pointing an end effector with vibration suppression is described. The two end effector degrees-of-freedom are decoupled by connecting fast actuators to the effector by passive joints. The stiffness of the linkages and the high speed of the revolute and prismatic actuators employed permit the application of large feedback useful for disturbance rejection. | 05-03-2012 |
| 20120180590 | DRILL POSITIONER FOR A COORDINATE MEASURING MACHINE - A fixture for positioning a drill, vector or the like, has a gimbal mechanism with a tubular bushing extending therethrough. The gimbal mechanism is angularly adjustable and is held by a mounting assembly which is horizontally adjustable along an x-axis and y-axis. In a preferred embodiment of the present invention, the mounting assembly is supported on a base which carries an x-axis mechanism for adjusting the location of the ball member along an x-axis and a y-axis mechanism for adjusting the location of the ball along a y-axis. | 07-19-2012 |
| 20140238173 | Methods and Apparatus for Construction of Machine Tools - Cement or other liquid-like material fills the hollow tubes of a machine tool under construction. The machine tool structures are held rigidly against a fixture while the substance dries. The machine tool so constructed is relatively lightweight and rigid, and obviates the need for precision machining of large portions of the apparatus. | 08-28-2014 |
| 20140260751 | Configurable Control For A Paving Machine - An operator interface having actuators associated therewith for controlling functions of a paving machine. The operator interface includes an interactive display and a configurable lockout control associated therewith. The interactive display is enabled to allow an operator to configure the configurable lockout control by selecting at least one function that is locked out of control by an associated actuator when the lockout control is activated. | 09-18-2014 |
| 20140305244 | LINK ACTUATING DEVICE - A bearing is interposed in the revolute pair between a proximal end side link hub ( | 10-16-2014 |
| 20150107394 | PEDAL ASSEMBLY MODULE - For proving a pedal assembly module to improve the productivity, this invention assembles and integrates a forward pedal, a backward pedal, a first shaft supporting the forward pedal and the backward pedal, a brake pedal, a second shaft supporting the brake pedal, and a frame box supporting the first shaft and the second shaft with their functions ensured. | 04-23-2015 |
| 20160052127 | Wearable Robot - There is provided a wearable robot able to maintain a balanced state during operations thereof. The wearable robot includes: a wearable robot body; a travel unit for moving the wearable robot body; and a hip joint unit provided in the wearable robot body and coupled to the travel unit, for maintaining a posture of the wearable robot body in response to a movement of the travel unit. With this construction, the wearable robot is provided with a hip joint unit having a resilient force such that a posture of a wearable robot body can be maintained during an operation of the hip joint unit, so that the robot can be operated more stably. Further, because a posture of the wearable robot can be stably maintained so that the safety of the user can be guaranteed and operation efficiency can be improved. | 02-25-2016 |
| 20160122162 | Articulated Operating Arm with Mechanical Locking Means between Arm Sections - Articulated operating arm ( | 05-05-2016 |
| 20160158933 | IN-PLANE-STRAIN-ACTUATED OUT-OF-PLANE ACTUATOR - A micromechanical device capable of providing out-of-plane motion and force generation in response to an in-plane strain applied to the device is provided. Embodiments of the present invention comprise one or more islands that are operatively coupled with one or more hinges. The hinges are operative for inducing rotation of the islands when a lateral strain is applied to the structure. In some embodiments, the hinges are also electrically conductive such that they enable electrical communication between the one or more islands and devices external to the structure. Some embodiments of the present invention are particularly well suited for use in biological applications. Some devices in accordance with the present invention are fabricated using conventional planar processes, such as flex-circuit fabrication techniques. | 06-09-2016 |
| 20170234411 | TORQUE-TRANSMITTING STEERING MECHANISM FOR A STEERABLE TOOL | 08-17-2017 |
