Patents Assigned to Jidosha Denki Kogyo Kabushiki Kaisha
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Patent number: 7154203Abstract: A motor and a brush device are provided which allow an easy assembly of brush holders. The brush holders have fixing portions and brush accommodating portions integrally formed therewith. The fixing portions are secured to the gear case, and the brush accommodating portions slidably hold brushes. The motor has a gear case which is integrally formed with a reduction mechanism accommodating portion to accommodate a reduction mechanism and with a brush holder mounting portion in which the brush holders can be installed in a direction of an axis of the output shaft.Type: GrantFiled: January 14, 2005Date of Patent: December 26, 2006Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventors: Fumio Nakajima, Toshihiro Negishi, Jun. ichi Imai
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Patent number: 6901623Abstract: A wiper pivot for a wiper apparatus of motor vehicles, which is provided with a pivot holder 3 having a shaft-holding portion 3b to rotatably support a pivot shaft 2, and a body-fixing portion 3d to be fixed to the vehicle body and formed in one body of resin together with the shaft-holding portion 3b through a connecting portion 3c, and the connecting portion 3c is further provided with a thin-walled destructible portion 4 to be destroyed at the time when impulsive force exceeding the predetermined value is applied on the pivot shaft 2.Type: GrantFiled: March 12, 2004Date of Patent: June 7, 2005Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventors: Yasuo Ohashi, Toshiyuki Fuke
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Publication number: 20040200025Abstract: A wiper pivot for a wiper apparatus of motor vehicles, which is provided with a pivot holder 3 having a shaft-holding portion 3b to rotatably support a pivot shaft 2, and a body-fixing portion 3d to be fixed to the vehicle body and formed in one body of resin together with the shaft-holding portion 3b through a connecting portion 3c, and the connecting portion 3c is further provided with a thin-walled destructible portion 4 to be destroyed at the time when impulsive force exceeding the predetermined value is applied on the pivot shaft 2.Type: ApplicationFiled: March 12, 2004Publication date: October 14, 2004Applicant: JIDOSHA DENKI KOGYO KABUSHIKI KAISHAInventors: Yasuo Ohashi, Toshiyuki Fuke
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Patent number: 6718592Abstract: A wiper pivot for a wiper apparatus of motor vehicles, which is provided with a pivot holder 3 having a shaft-holding portion 3b to rotatably support a pivot shaft 2, and a body-fixing portion 3d to be fixed to the vehicle body and formed in one body of resin together with the shaft-holding portion 3b through a connecting portion 3c, and the connecting portion 3c is further provided with a thin-walled destructible portion 4 to be destroyed at the time when impulsive force exceeding the predetermined value is applied on the pivot shaft 2.Type: GrantFiled: February 5, 2001Date of Patent: April 13, 2004Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventors: Yasuo Ohashi, Toshiyuki Fuke
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Patent number: 6609266Abstract: A wiper motor suitably applied to the wiper apparatus possible to solve a difference in the wiping range caused by the difference in the operation speed of the wiper blade by the wiper linkage used with an eccentric mechanism, which is provided with a semi-ringshaped high-potential plate connected with the power source, a semi-ringshaped low-potential plate grounded and disposed oppositely to the high-potential plate, and a common plate disposed in the center between the high and low-potential plates and electrically connected with the movable contact to rotate slidingly on the high and low-potential plates together with an output shaft of the wiper motor.Type: GrantFiled: June 30, 2000Date of Patent: August 26, 2003Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventors: Susumu Satoh, Hiroyuki Satoh
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Patent number: 6557205Abstract: A wiper apparatus suitable to wipe the window pane of laterally elongated type, which is provide with a reversible wiper motor 2; a reciprocally rotating output shaft 2a; a circular shaped rotary housing 3 fixed to the output shaft; a stationary gear 4 disposed coaxially around about the output; an idler gear 5 meshed with the stationary gear and supported rotatably on the rotary housing; an output gear 6 meshed with the idler gear and supported rotatably on the rotary housing; and a pivot shaft 20 fixed to the output gear and connected with a wiper member 7, 8; the gears 4, 5 and 6 are housed in the rotary housing 3.Type: GrantFiled: June 13, 2001Date of Patent: May 6, 2003Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventor: Masaru Ishikawa
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Patent number: 6426604Abstract: A power window controlling device, which detects an obstruction-caught state without misunderstanding even if the electric potential at the power source drops abruptly, which comprises switches, an electric motor, a drive system, a drive controller, a rotation sensor, a motor speed calculating device, a source voltage detecting circuit, a data signal generating device and a motor torque calculator. The motor torque calculator calculates correcting data of motor torque on basis of a correcting data signal given from the data signal generating device and a rotational speed signal of the motor given from the motor speed calculator, and compares the correcting data of the motor torque with the predetermined criterion value in a case where the electric potential of the power source changes.Type: GrantFiled: May 22, 2000Date of Patent: July 30, 2002Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventors: Takeshi Ito, Masaru Kato
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Patent number: 6404084Abstract: A geared electric motor for driving, for example, a window glass or a sunroof lid of the motor vehicle, which is provided with a armature shaft, reduction gears for reducing rotational speed of the armature shaft, an output shaft connected with the final section of the reduction gears through a damper, speed increasing gears connected with the output shaft, a rotor connected with the final section of the speed increasing gears, and a rotation sensor for generating a signal according to rotation of the rotor.Type: GrantFiled: August 31, 2000Date of Patent: June 11, 2002Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventors: Kenichi Niki, Nobuo Yoshioka
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Patent number: 6347427Abstract: A wiper device for a vehicle disclosed is provided with a wiper motor, a wiper pivot connected to the wiper motor, and a pivot holder having a base portion attached to the vehicle body and a bearing hole pivotally supporting the wiper pivot in a rotatable manner. Here, the wiper pivot can rotate around the pivot axis thereof by using a drive force from the wiper motor and has a cutout portion, and the wiper pivot extends so as to project toward an outer side of the vehicle body. In such a structure, it is further structured such that a C ring engaged with the cutout portion of the wiper pivot is released from the cutout portion when a load equal to or more than a predetermined value acts on the wiper pivot. In this case, as a result, the wiper pivot is moved to an inner side of the vehicle body.Type: GrantFiled: November 12, 1998Date of Patent: February 19, 2002Assignees: Nissan Motor Co., Ltd., Jidosha Denki Kogyo Kabushiki KaishaInventors: Toshio Kobayashi, Masami Goto, Hiroshi Ohsaki, Hiroshi Kojima, Masaaki Shimuba
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Patent number: 6335601Abstract: A wiper control device suitable used for controlling the wiper apparatus possible to solve a difference in the wiping range caused by the difference in the operation speed (inertial force) of the wiper blade by using the wiper linkage provided with an eccentric mechanism and changing the rotational direction of a wiper motor according to the operation speed, the wiper control device is provided with a wiper switch, the wiper motor, a position switch, a controller and a motor driving circuit, and the controller executes control to change the rotational direction of the wiper motor at the time when the wiper blade arrives in the upper or lower turning position in response to switching operation of the wiper mode.Type: GrantFiled: July 13, 2000Date of Patent: January 1, 2002Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventors: Masaru Kato, Yasuki Matsumoto, Haruo Yamazaki
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Publication number: 20010052164Abstract: A wiper apparatus suitable to wipe the window pane of laterally elongated type, which is provide with a reversible wiper motor 2; a reciprocally rotating output shaft 2a; a circular shaped rotary housing 3 fixed to the output shaft; a stationary gear 4 disposed coaxially around about the output; an idler gear 5 meshed with the stationary gear and supported rotatably on the rotary housing; an output gear 6 meshed with the idler gear and supported rotatably on the rotary housing; and a pivot shaft 20 fixed to the output gear and connected with a wiper member 7, 8; the gears 4, 5 and 6 are housed in the rotary housing 3.Type: ApplicationFiled: June 13, 2001Publication date: December 20, 2001Applicant: JIDOSHA DENKI KOGYO KABUSHIKI KAISHAInventor: Masaru Ishikawa
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Patent number: 6318338Abstract: An actuator used for an automatic cruising control device and possible to be assembled very easily, which comprises an electric motor, reduction gear, an electromagnetic clutch provided with a clutch yoke and a bobbin formed with a coil, an output pulley to be connected to a throttle valve of the engine of the motor vehicle through a throttle cable, and the clutch yoke and the bobbin are provided with coupling means composed of, for example, a hook formed to the bobbin, a hook-insertion hole formed in the clutch yoke and a hook-engaging part formed in the vicinity of the hook-insertion hole of the clutch yoke. The bobbin is easily fastened to the clutch yoke through the coupling means by snap action.Type: GrantFiled: July 17, 2000Date of Patent: November 20, 2001Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventors: Yuji Kawamura, Masao Ida, Makoto Uchida
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Patent number: 6320342Abstract: A sunroof controlling device for controlling a sunroof lid in sliding and tilting directions without using a mechanical position switch, which is possible to automatically reset count value of the position counter of the sunroof lid according to an appearance of the error in the count value and comprises first and second switches, an actuator having an electric motor and an output shaft to be connected with the sunroof lid, and a control unit including first and second rotation signal generating means for generating first and second signals in response to rotation of an armature shaft of the electric motor, an output shaft rotation signal generating means and a roof position counting means for counting the signals generated from the first, second and output shaft rotation signal generating means, and the control unit executes an initial mode for resetting count value of the roof position counter when the count value is not a predetermined range.Type: GrantFiled: May 18, 2000Date of Patent: November 20, 2001Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventors: Nobuo Yoshioka, Hiroyuki Funaki, Kenichi Niki, Tokuhiro Tanaka
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Patent number: 6297606Abstract: A sunroof controlling device for controlling a sunroof lid in sliding and tilting directions without using a mechanical position switch, which comprises and actuator having an electric motor and an output shaft to be connected with the sunroof lid, a switch for generating a command signal, and a control unit including an armature shaft rotation signal generating means, an output shaft rotation signal generating means, and a counting means for counting the signals generated from the armature shaft rotation signal generating means and the output shaft rotation signal generating means, and the control unit starts current supply to the electric motor of the actuator in response to the command signal and interrupts the current supply according to the count value of the counting means.Type: GrantFiled: May 18, 2000Date of Patent: October 2, 2001Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventors: Nobuo Yoshioka, Hiroyuki Funaki, Kenichi Niki, Tokuhiro Tanaka
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Patent number: 6292975Abstract: A wiper unit comprises a wiper motor provided with a motor yoke and a gear case screwed to the motor yoke, a motor arm, a wiper frame, a pivot shaft, a pivot arm and a link connecting rod. The gear case of the wiper motor is formed with a frame-holder portion having a semi-circular cross section to be fitted with the wiper frame for supporting the wiper frame, and the wiper frame is secured to the frame-holder portion of the gear case by, for example, tightening a screw.Type: GrantFiled: March 30, 1999Date of Patent: September 25, 2001Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventors: Yosinori Isii, Yukiho Murata, Koji Ito
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Patent number: 6282484Abstract: There is provided a cruise control apparatus whose reliability can be improved by protecting the actuator from failing. A cruise control apparatus with a controller ECU capable of canceling the cruise control when the temperature data given by the actuator temperature estimation unit exceeds a predetermined value.Type: GrantFiled: June 26, 2000Date of Patent: August 28, 2001Assignees: Fuji Jukogyo Kabushiki Kaisha, Jidosha Denki Kogyo Kabushiki KaishaInventors: Keiichi Enomoto, Eisaku Hori, Satoru Hasegawa
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Patent number: 6254167Abstract: A wiper device for a vehicle disclosed is provided with a wiper motor, a wiper pivot connected to the wiper motor, and a pivot holder having a base portion attached to the vehicle body and a bearing portion connected to the base portion and pivotally supporting the wiper pivot in a rotatable manner. In this case, the wiper pivot can rotate around the pivot axis thereof by using a drive force from the wiper motor, and the wiper pivot extends so as to project toward an outer side of the vehicle body. Then, in the structure mentioned above, it is further constructed in such a manner that at least a part of the bearing portion is released from the vehicle body when a load equal to or more than a predetermined value acts on the wiper pivot so as to move the wiper pivot to the inner portion of the vehicle body.Type: GrantFiled: November 12, 1998Date of Patent: July 3, 2001Assignees: Nissan Motor Co., Ltd., Jidosha Denki Kogyo Kabushiki KaishaInventors: Masami Goto, Toshio Kobayashi, Hiroshi Ohsaki, Hiroshi Kojima, Masaaki Shimuba
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Patent number: 6216309Abstract: A wiper device for a vehicle disclosed is provided with a wiper motor, a wiper pivot connected to the wiper motor, and a wiper frame in which the wiper pivot is arranged. In this case, the wiper pivot can rotate around the pivot axis thereof by using a drive force from the wiper motor, and the wiper pivot extends so as to project toward an outer side of the vehicle body. Further, the wiper frame has a bracket portion fixing the wiper frame to the vehicle body. Then, in the structure mentioned above, it is constructed in such a manner that the bracket portion of the wiper frame is released from the vehicle body so as to move the wiper pivot to an inner side of the vehicle body when a load equal to or more than a predetermined value acts on the wiper pivot.Type: GrantFiled: November 12, 1998Date of Patent: April 17, 2001Assignees: Nissan Motor Co., Ltd., Jidosha Denki Kogyo Kabushiki KaishaInventors: Masami Goto, Toshio Kobayashi, Hiroshi Ohsaki, Hiroshi Kojima, Masaaki Shimuba
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Patent number: 6192775Abstract: A link connecting rod for wiper apparatus is provided with a tubular rod body, a plate portion with a first and a second plane flattened by compressing an end of the rod body, a semicylindrical portion with a third plane having a semicircular cross section and disposed between the rod body and the plate portion, a first brim portion with a fourth and a fifth plane flattened by compressing one side of the semicylindrical portion and a second brim portion with a sixth and a seventh plane flattened by compressing another side of the semicylindrical portion. The plate portion, the semicylindrical portion, the first and second brim portions are formed by pressing the end of the rod body on the base level of the second, the third, the fifth and seventh planes which are all in one plane.Type: GrantFiled: April 22, 1999Date of Patent: February 27, 2001Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventor: Yukiho Murata
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Patent number: 6145181Abstract: A ball joint, which is composed of a ball pin, a retainer connected with the ball pin and an elastic joint seal having first and second apertures for covering the ball pin and the retainer. The ball joint is assembled very easily by pressing the ball pin against the second aperture of the joint seal which has been previously set on the retainer, at a predetermined relative speed higher than 20 cm/s after applying lubricant on the inner peripheral face of the second aperture of the joint seal.Type: GrantFiled: November 26, 1997Date of Patent: November 14, 2000Assignee: Jidosha Denki Kogyo Kabushiki KaishaInventors: Yukiho Murata, Takashi Ishii