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| 20100170159 | OPENING/CLOSING BODY DRIVING APPARATUS FOR VEHICLE - There is provided a vehicle opening/closing body driving apparatus which allows reduction in the number of components and reduction of cost and which allows application of appropriate tension to a cable. The invention also intends to reduce the workload needed at the time of cable installment and facilitate the installment. The apparatus includes a cable retained to the opening/closing body of the vehicle for opening/closing this opening/closing body, a drive wheel, a drive mechanism for moving the cable back and forth, a guide member for guiding the cable extending from the opening/closing body to the drive wheel and further guiding the cable past the drive wheel back to the opening/closing body, a support member for supporting either the guide member or the drive wheel and a tension applying member affixed to the support member and configured to apply a tension to the cable. | 07-08-2010 |
| 20100199567 | VEHICLE DOOR OPENING/CLOSING APPARATUS - A vehicle door opening/closing apparatus includes a rail for a sliding door fixed to the outside of a vehicle cabin and extending along a front-back direction of the vehicle, a support member for supporting the sliding door and movable along the rail, first and second pulleys supported respectively to opposed longitudinal ends of the rail, a cable turned around by the first and second pulleys and retained to the support member, thus being arranged in the form of a loop and a drive unit for rotatably supporting a drive wheel around which the cable is wound and configured for moving the support member back and forth according to a rotational direction of the drive wheel, the drive unit being fixed to the side of vehicle cabin. The drive unit is supported to the rail such that the drive unit is pivotable between a first posture where the drive unit projects relative to an attaching face of the rail to be attached to a vehicle body and a second posture where the drive unit is disposed along said attaching face. | 08-12-2010 |
| 20100251619 | VEHICLE DOOR OPENING/CLOSING APPARATUS - A vehicle door opening/closing apparatus includes a drum unit disposed on the side of one face of an inner panel constituting a vehicle door and including a take-up drum capable of taking up a length of cable disposed between the vehicle and the vehicle door, a drive unit disposed on the side of the other face of the inner panel and configured to drive the take-up drum, a power transmission mechanism configured for transmitting a rotational drive force of the drive unit to the take-up drum, with allowing engagement and disengagement between take-up drum and the drive unit, and a coupling mechanism for coupling the drive unit to the drum unit, with the inner panel being clamped therebetween. | 10-07-2010 |
| 20110011697 | ELECTROMAGNETIC CLUTCH, RING HOLDER AND METHOD OF MANUFACTURING THE RING HOLDER - An electromagnetic clutch that can be easily miniaturized in a direction of a rotational axis of the clutch comprises a driven gear adapted to be rotatably driven by a motor; a rotor rotatable with the rotational axis that is shared with the driven gear and having an electromagnetic coil provided at one end thereof along the rotational axis; an armature mounted between the driven gear and the rotor to be rotatable in unison with the driven gear, and attracted by the rotor when current is applied to the electromagnetic coil; a clutch case accommodating the driven gear, the rotor and the armature therein; a pair of slip rings mounted on one of the rotor at a region adjacent the clutch case that faces away from the armature, and the clutch case at a region adjacent the rotor; the pair of slip rings being coaxial with the rotational axis and having different radii; and a pair of brush elements mounted on the other of the rotor and the clutch case to come into contact with the pair of slip rings from a radial direction, respectively. | 01-20-2011 |
| 20110139569 | ROTATING COIL TYPE ELECTROMAGNETIC CLUTCH | 06-16-2011 |
| 20110227436 | ELECTROMAGNETIC CLUTCH - An electromagnetic clutch includes a motor, a worm wheel rotatably driven by a motor, a rotor having an electromagnetic coil and rotatable about a same rotational axis as the worm wheel, an armature that is mounted to the worm wheel and is pulled into contact with the rotor upon application of electric power to the electromagnetic coil, so that the armature is rotated with the rotor, a cover member configured to cover the rotor and the armature, and a power supply mechanism disposed between the cover member and the rotor and connected to a power source for supplying power to the electromagnetic coil. The power supply mechanism includes a fixed frame body having a first power supply portion for receiving the power from the power source and fixed to the cover member, a rotary frame body having a second power supply portion in contact with the first power supply portion for supplying the power to the electromagnetic coil, the rotary frame body being fixed to the rotor and rotatably engaged with the fixed frame body; and a plate-like conducting member provided in the cover member, the conducting member coming into contact with a portion of the first power supply portion projecting from the fixed frame body. | 09-22-2011 |
| Patent application number | Description | Published |
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| 20100096921 | Power Supply Device and Construction Machine - A power supply device comprises a bidirectional voltage converter unit that performs voltage stepping up or voltage stepping down between a first terminal and a second terminal; a first switching unit that applies a DC voltage obtained from the first electric power supply source to the first terminal; a second switching unit that applies a DC voltage obtained from the second electric power supply source to the first terminal; a third switching unit that applies a DC voltage obtained from the first electric power supply source to the second terminal; an output unit that outputs a predetermined DC voltage from the second terminal; and a switching control unit that controls switching of the first switching unit, the second switching unit and the third switching unit. | 04-22-2010 |
| 20130011233 | CONSTRUCTION MACHINE - A construction machine has a hydraulic pump driven by a prime mover, a hydraulic motor, an electric motor, a storage device for delivering and receiving electric power to and from the electric motor, and a controller for exercising drive control of the electric motor. A speed reduction mechanism for transmitting drive forces of the electric motor and hydraulic motor to a swing structure is also provided. The controller includes inductive voltage waveform detecting means for detecting an inductive voltage waveform of the electric motor, and magnetic pole position computing means for, in a state where the swing structure is driven only by the torque of the hydraulic motor, taking in the inductive voltage waveform from the inductive voltage detecting means and computing a magnetic pole position of a rotor of the electric motor on the basis of the inductive voltage waveform and not via a rotation position sensor. | 01-10-2013 |
| 20130058750 | HYBRID CONSTRUCTION MACHINE - A hybrid construction machine is capable of performing satisfactory operations even when trouble occurs that disables the electric motor from outputting torque. The hybrid construction has both a hydraulic motor and an electric motor driving the swing structure and a controller for switching between a hydraulic/electric hybrid swing mode (using both the hydraulic motor and the electric motor) and a hydraulic-alone swing mode (using only the hydraulic motor). The switching is executed while achieving satisfactory operability and performance in each mode. Normally, an energy saving operation is performed in the hydraulic/electric hybrid swing mode. When the electric amount of an electricity storage device has gone out of a prescribed range or an abnormality has occurred in an electric system (e.g., failure of an inverter), the swing mode is switched to the hydraulic-alone swing mode so that driving with normal braking torque is possible by the hydraulic motor alone. | 03-07-2013 |
| Patent application number | Description | Published |
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| 20110121693 | DRIVING DEVICE - A driving device includes a first rotating member, an armature member being movable and rotatable together with, a second rotating member being rotatable relative to the armature member, a magnetic force generating portion for generating a magnetic force for attracting the armature member toward the second rotating member in order to establish a connection between the armature member and the second rotating member so as to be integrally rotatable, a sensor magnet fixed to the second rotating member, a sensor provided for detecting a change of the magnetic field and a fixing member formed with a first claw portion engaged with the second rotating member and a second claw portion engaged with the sensor magnet while being press-fitted thereto in a radial direction thereof, wherein the sensor magnet is fixed to the second rotating member by means of the fixing member. | 05-26-2011 |
| 20120204663 | VEHICLE DOOR DRIVING APPARATUS - A vehicle door driving apparatus includes a driving mechanism fixed to a vehicle door and including a motor and a drum rotationally driven by the motor. A rope member is wound around the drum and linked to the vehicle body, and rotation of the drum is transmitted to the vehicle body by the rope member to open and close the vehicle door. The driving mechanism includes: a first small-diameter gear linked to the rotary axis of the motor to rotate together with the rotary shaft of the motor; a transmission gear rotatable around the axis extending in the vehicle width direction; a sun gear rotatable around such axis; a ring gear disposed on the same axis as the sun gear; and a carrier having a planet gear engaging the sun gear and the ring gear, and linked to the drum so that the carrier rotates together with the drum. | 08-16-2012 |
| 20120222914 | STEP UNIT - A step unit includes: a step member which is provided with a pair of lower rails extending in an opening and closing direction of a slide door of the vehicle; and a rail plate member which is provided to a cutout formed in a part of either of the lower rails and which continuously connects the lower rails in the opening and closing direction. The step member is molded using a resin material and is provided with an insertion hole which vertically penetrates through the step member at a position corresponding to the cutout; and a support extension section which is extended from a side end of the cutout of the lower rail. The rail plate member is mounted to the step member by being inserted so as to penetrate through the insertion hole from above the step member. | 09-06-2012 |
| 20120241212 | WIRING HOLDING STRUCTURE - Provided is a wiring holding structure, wherein wiring for electrically connecting a vehicle body to the vehicle sliding door is held in the vehicle body. The wiring holding structure comprises a step member provided adjacent to the vehicle sliding door and a holding portion for holding the wiring. The step member is molded of plastic material. The holding portion is for holding the wiring. The holding portion comprises a first holding portion integrally molded onto the step member; and a second holding member that is fixed to face the first holding section. The second holding member holds the wiring together with the first holding portion. The number of components necessary for the wiring holding structure can thereby be reduced, and the size of the wiring holding structure is made more compact. | 09-27-2012 |
| 20120261894 | STEP UNIT - A step unit comprises: a step member which is provided on the vehicle body side so as to be adjacent to a slide door of the vehicle and has a flat plate section on which an occupant's foot is placed; and a drive device which is affixed to the step member and drives the slide door to open and close the slide door. The step member is molded using a resin material and has a accommodation portion which is provided with a bottom formed below the upper surface of the flat plate section. The drive device is affixed while at least a part thereof is accommodated within the accommodation portion. | 10-18-2012 |
| 20130123056 | VEHICLE DOOR DRIVING DEVICE - A driving mechanism is arranged such that at least a part is contained within a space corresponding to the external shape of a driving motor, that is, within a space corresponding to a distance in the radial direction of the driving motor. The driving mechanism comprises a pinion, a transmission gear, a ring gear that forms a fixed axis, and a carrier. The pinion is connected to a rotary shaft of the driving motor. The transmission gear has a disk gear portion that meshes with the pinion, and a sun gear portion that is located on the same side as the pinion with respect to the disk gear portion. The carrier has a planet gear and rotates with a drum. | 05-16-2013 |
| 20130161964 | VEHICLE DOOR HANDLE DEVICE - A hand grip has an arm and a leg. The arm and the leg extend through a door outer panel and are supported by a holder member and a frame member in a freely pivotable manner, respectively. By operating the hand grip in the same direction as when a sliding door is opened, the arm is pivoted relative to the holder member retained at an initial position, so that a full close latch mechanism is unlocked. By operating the hand grip in the same direction as when the sliding door is closed, the leg is pivoted relative to the frame member, while the holder member is pivoted relative to the frame member against urging force of a coil spring, so that a full open latch mechanism is unlocked. | 06-27-2013 |
| 20130307291 | STEP UNIT - A step unit that guides a sliding door of a vehicle includes a step member and a rail plate member. The step member includes first and second lower rails. The first lower rail has two ends that face toward each other to form a cutout portion in between. The rail plate member is arranged in the cutout portion. The step member includes an insertion hole and an extended portion. The insertion hole is located at a position corresponding to the cutout portion. The extended portion is extended from at least one of the two ends to support the rail plate member against a load received by the rail plate member from the roller. The rail plate member is inserted through the insertion hole from above the upper side of the step member and fixed by a fastening member to the step member. | 11-21-2013 |
| 20140039766 | VEHICLE OPEN/CLOSE BODY OPERATING APPARATUS - A vehicle open/close body operating apparatus is provided with: a photoelectric sensor configured to be mounted on a vehicle, and configured to display, by optical irradiation, both of a sign indicating an open operation and a sign indicating a close operation of an open/close body, and detect the will of a user trying to open or close the open/close body through a change in light reflected by the displayed signs; a drive unit configured to open or close the open/close body; and a door control unit for controlling the drive unit configured to open or close the open/close body in accordance with a movement related to the will of the user detected by the photoelectric sensor. | 02-06-2014 |
| 20140232121 | DOOR HANDLE DEVICE FOR VEHICLE - A vehicle door handle device is configured so that, after a frame is assembled to an outer panel of a slide door, a link base, a connecting link, and a hand grip are mounted to the frame. Next, a lever and a cap are mounted to the hand grip and the frame, thereby assembling each component member to the outer panel. When the hand grip is moved through a door opening operation in the same direction as a slide door opening direction, an operation force for releasing a fully closed latch mechanism, which retains the slide door in a fully closed state, is generated. In addition, when the hand grip is moved through a door closing operation in the same direction as a slide door closing direction, an operation force for releasing a fully opened latch mechanism, which retains the slide door in a fully opened state, is generated. | 08-21-2014 |
| 20140245666 | DOOR-OPENING/CLOSING DEVICE FOR USE IN VEHICLE - A door opening/closing device for use in a vehicle is provided with a driving member. The driving member has a permanent-magnet motor provided with two terminals and an output member, which is rotationally driven by the permanent-magnet motor. The driving member is mounted on either a vehicle body or a vehicle door and is coupled to the other via the output member. As the output member rotates, the vehicle door opens or closes. The door opening/closing device is also provided with a switching device configured to switch the permanent-magnet motor between an energizable state, in which the permanent-magnet motor can receive electricity through the two terminals, and a brake state, in which the terminals are short-circuited. The switching device switches the permanent-magnet motor into the brake state when the vehicle door is in any position other than the fully closed position. | 09-04-2014 |
| 20140284896 | STEP DEVICE FOR VEHICLE - A step device for a vehicle includes a step member, a drive member provided at the step member and configured to drive a slide door to open and close, the step member including a metal-made rail portion configured to be fixed to a vehicle body and configured to guide the slide door to move at an opening and closing operation of the slide door, and a resin-made step main body integrally including a step panel, a rail fitting portion protruding from the step panel to be fitted onto an outer surface of the rail portion, and a drive member setting portion to which the drive member is set. The resin-made step main body and the metal-made rail portion form a guide rail. The guide rail is configured to guide the slide door to move over an entire range of the opening and closing operation of the slide door. | 09-25-2014 |
