Sweep Varying Or Regulating Means Patents (Class 15/250.13)
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Patent number: 11313375Abstract: A driving assembly includes a motor bracket, a first driving motor arranged on the motor bracket, a spherical crank, and a second driving motor arranged on the motor bracket and spaced apart from the first driving motor. The spherical crank includes a connecting pillar and a ball head. One end of the connecting pillar is connected with an output shaft of the first driving motor. The ball head is arranged at another end of the connecting pillar. A sphere center of the ball head is not on a rotation axis of the connecting pillar. The second driving motor includes an output shaft arranged at a first end of the second driving motor and configured to be connected with a fan blade. A second end of the second driving motor is rotatably connected with the ball head.Type: GrantFiled: December 29, 2017Date of Patent: April 26, 2022Assignees: GD MIDEA ENVIRONMENT APPLIANCES MFG CO., LTD., MIDEA GROUP CO., LTD.Inventors: Shiqiang Cui, Tuanguang Jiang
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Patent number: 11310879Abstract: A feedback control circuit in an LED driving circuit for driving a plurality of LED strings. Each LED string provides a headroom detecting voltage. The feedback control circuit has a status detecting circuit, a counting circuit and a modulating circuit. The status detecting circuit compares each headroom detecting voltage with a low headroom threshold voltage and a high headroom threshold voltage and generates an up self-status signal and a down self-status signal. The counting circuit counts or keeps unchanged and then generates a counting signal based on the up self-status signal and the down self-status signal. The modulating circuit generates a modulating signal based on the counting signal. And based on the modulating signal, the feedback control circuit generates a feedback control signal to regulate a bias voltage supplying the plurality of LED strings.Type: GrantFiled: February 5, 2021Date of Patent: April 19, 2022Assignee: Monolithic Power Systems, Inc.Inventors: Junjian Zhao, Chia-Lung Ni, Zheng Luo, Yu-Huei Lee, Huan Liu
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Patent number: 10946836Abstract: Windscreen wiper device for windscreens with variable curvature, comprising a secondary shaft rotating about its secondary axis between starting and final secondary positions, and a primary shaft on which the wiper blade arm is mounted rotating in an alternating manner about its own primary axis between starting and final primary positions. The primary shaft is mounted in the secondary shaft, such that their corresponding axes form a first acute angle (?) with respect to one another. The device further comprises a delay device kinematically connecting the driving means with the secondary shaft to cause rotation in the secondary shaft such that when the primary shaft has performed 50% of the rotation between the starting primary position and the final primary position, the secondary shaft has performed between 0% and 30% of the rotation between the starting secondary position and said final secondary position.Type: GrantFiled: November 7, 2018Date of Patent: March 16, 2021Assignee: DOGA, S.A.Inventors: Juan Fernández Lazo, Juan José García Chica, Sergi Sánchez Elvira
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Patent number: 10583808Abstract: A wiper device is provided. An operating range of each of two sets of wiper arm units can be properly restricted. A first wiper arm unit is prevented from colliding with a first front pillar or a dash panel when a first output shaft of a first speed reduction mechanism has rotated beyond a first control angle, and a second wiper arm unit is prevented from colliding with a second front pillar or the dash panel when a second output shaft of a second speed reduction mechanism has rotated beyond a second control angle.Type: GrantFiled: May 31, 2016Date of Patent: March 10, 2020Assignee: MITSUBA CorporationInventors: Masaaki Kimura, Hayato Saito
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Patent number: 10543811Abstract: A wiper system performs operation control on wiper driving electric motors and based on position information about wiper blades and attached to pivot shafts, wherein a learning mode in which a position of the wiper blades is learned to correct blade position information is executed after the wiper blades are attached to the pivot shafts, respectively. In the learning mode, the wiper blades are moved to a prescribed position such as a lower retracted position, and that the wiper blades are located in the prescribed position is detected by such means as a sensor, a video image, and contact with a jig. If the wiper blades are detected to be in the prescribed position, the blade position information is corrected to a value corresponding to the position.Type: GrantFiled: November 5, 2015Date of Patent: January 28, 2020Assignee: MITSUBA CORPORATIONInventors: Tetsuya Koike, Ken Hirata, Kengo Shimizu
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Patent number: 10336300Abstract: Turning angles of an output shaft of a wiper motor are detected by a turning angle sensor. In a case in which a wiper switch is switched off, a wiper control circuit performs control to stop a wiper blade at a stowed position, which is a stop reference position, on the basis of a position of the wiper blade calculated from a detected turning angle. If the wiper blade stops at a position that is different from the stop reference position, the wiper control circuit sets this stop position as a new stop reference position. In a case in which the wiper switch is subsequently switched on again, the wiper control circuit performs control to move the wiper blade from the new stop reference position.Type: GrantFiled: December 10, 2015Date of Patent: July 2, 2019Assignee: DENSO CORPORATIONInventor: Hiroto Ijima
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Patent number: 10196043Abstract: A wiper system according to the present invention includes wiper blades (2a, 2b) that perform a reciprocating wiping operation on a windshield (3), and a raindrop sensor (9) that detects the current amount of rainfall based on water droplets adhering to the windshield (3). If rainfall more than or equal to a predetermined amount is detected by the raindrop sensor (9), a heavy rain mode in which a wiping range of the wiper blades (2a, 2b) is made narrower than in a normal wiping operation is carried out. In the heavy rain mode, the wiper blade (2a) arranged on the driver's side is activated at high speed (Hi) within a heavy rain time wiping area X set near the forward field of view of the driver to ensure the field of view of the driver.Type: GrantFiled: March 21, 2015Date of Patent: February 5, 2019Assignee: MITSUBA CORPORATIONInventors: Hirokazu Shoda, Toshiyuki Amagasa
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Patent number: 10059307Abstract: The invention relates to a drive mechanism and a wiper system for a vehicle. The mechanism comprises a coupling member (22), a drive head (10) having means (20) for connecting to a wiper blade arm (48) and a slide (32) arranged so as to rotatably engage the member with the head when a value of a torque applied to the head relative to the member is less than a predetermined threshold, and, when this is not the case, to rotatably disengage the member and the head by sliding in a direction perpendicular to a rotational axis of the member.Type: GrantFiled: May 19, 2015Date of Patent: August 28, 2018Inventor: Guillaume Auclair
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Patent number: 10053058Abstract: A semiconductor device including an abnormality detection section that detects an abnormality occurring in a moving body that moves along a specific path on a surface of a specific object; a position detection section that detects a position of the moving body as an abnormality occurrence position, in a case in which the abnormality detection section has detected an abnormality, and that stores abnormality occurrence position information expressing the abnormality occurrence position in a storage section; and a moving body controller that controls an adjusting section to adjust at least one of a force with which the moving body presses against the specific object, or a position of the moving body in a direction intersecting the surface of the specific object, based on a detection result detected by the abnormality detection section and the abnormality occurrence position information.Type: GrantFiled: November 6, 2017Date of Patent: August 21, 2018Assignee: LAPIS SEMICONDUCTOR CO., LTD.Inventor: Kentaro Toda
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Patent number: 9994196Abstract: A wiper device includes: a wiper motor including an output shaft configured to be forward-and-reverse rotated and causing to-and-fro operation of a wiper blade, the wiper blade being connected to the wiper motor via a wiper arm; an acquisition section that acquires positioning data or ambient temperature data; and a controller that controls the wiper motor such that the output shaft forward-and-reverse rotates within a first rotation angle to stop or return the wiper blade at or to a first lower position where the wiper blade is hidden by a rear end of an engine hood of the vehicle, and such that the output shaft forward-and-reverse rotates within a second rotation angle to stop or return the wiper blade at or to a second lower position above the first lower position where the wiper blade is not hidden by the rear end of the engine hood in a cold environment.Type: GrantFiled: January 21, 2015Date of Patent: June 12, 2018Assignee: ASMO Co., Ltd.Inventor: Takashi Natsume
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Patent number: 9804387Abstract: An imaging apparatus includes a camera front light-transmission plate that covers a front surface of a camera, an auxiliary device addition space which has a virtual surface obtained by an exterior surface of the camera front light-transmission plate being extended, and in which an auxiliary imaging device is provided, and a wiper that wipes the exterior surface of the camera front light-transmission plate by moving along the exterior surface and that moves to the virtual surface.Type: GrantFiled: October 17, 2016Date of Patent: October 31, 2017Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Jyouji Wada, Yoshihito Urashima, Akihiro Iizuka, Hideaki Yamada
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Patent number: 9517751Abstract: A wiper arm assembly has a load member, a wiper arm, and a blade load cam with a cam slot. The load member mates with a joint disposed between first and second ends of the wiper arm. Changes in length of the load member impose a force in a lengthwise direction of the load member. The wiper arm is configured to rotate relative to the blade load cam about an axis proximate to the first end of the wiper arm. The cam slot is configured to vary the length of the load member as a function of a wiper angle in which the wiper angle is defined as the angle between the wiper arm and a starting position of the wiper arm.Type: GrantFiled: July 16, 2014Date of Patent: December 13, 2016Assignee: Rosemount AerospaceInventors: Alexander N Reid, Matthew Webb
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Patent number: 9260081Abstract: Wiper apparatuses are provided herein. In one example, a wiper apparatus includes a wiper that has a wiper arm and a wiper blade. The wiper blade is mounted to the wiper arm for contact with a window of a motor vehicle. A wiper drive motor pivots the wiper arm between an out-wipe position and an in-wipe position. A controller controls operation of the wiper drive motor to cause the wiper drive motor to selectively stop the wiper blade in a standard park position when in a standard park mode and in a high park position when in a high park mode. The wiper blade in the high park position is located further up from a bottom edge of the window than in the standard park position. A wiper control switch causes the controller to toggle between the standard park mode and the high park mode when moved according to a predetermined switching sequence.Type: GrantFiled: January 30, 2013Date of Patent: February 16, 2016Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Mark R. Willey, Thomas W. Cox, Marcia R. Ganske, Mark K. Denison
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Patent number: 9248793Abstract: Methods and apparatus are provided for a customization control system for a vehicle having a cabin. The apparatus can include a source of vehicle location data, and a door coupled to the cabin and including a window movable relative to the door between a first, closed position and a second, opened position. The apparatus can also include a customization module that, based on the vehicle location data, outputs setting data for the vehicle that includes a movement for the window relative to the door.Type: GrantFiled: April 19, 2013Date of Patent: February 2, 2016Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Brandon L. Washington, Richard J. Lange, Matthew Tsien, Brian D. Drake
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Publication number: 20150059109Abstract: The present invention provides a glass-wiping device comprising a glass-wiping device body (1) and a signal-receiving device (30) arranged thereon. The signal-receiving device (30) receives a control signal transmitted by a remote control and the control signal controls the glass-wiping device body (1) into action. The control signal received by the signal-receiving device (30) comes from either the obverse side or reverse side of the glass-wiping device body (1), where the side of the glass-wiping device body (1) that is away from the surface of a glass (100) is the obverse side, and where the side in proximity to the surface of the glass (100) is the reverse side. Because of simplified structure, reduced costs and great controllability, the problem of the machine itself acting as an obstacle that blocks the signal is solved.Type: ApplicationFiled: January 16, 2013Publication date: March 5, 2015Inventor: Xiaoming Lv
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Patent number: 8664867Abstract: A device by which windshield wiper arms on motor vehicles are provided with an illumination source is intended to increase vehicle visibility as well as create a unique visual effect at night. A motor vehicle equipped with the device comprises at least one illumination source or sources interconnected via wiring to a dash-mounted control box which provides a pair of switches to control the illumination of at least one illumination source.Type: GrantFiled: April 8, 2011Date of Patent: March 4, 2014Inventor: Sean Y. Wood
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Publication number: 20130340193Abstract: In a wiper apparatus, a gear case of a gear part is provided with a first frame fixing part which is fixed to a frame member by fastening volts and fastening nuts. An attachment bracket has a second frame fixing part which is fixed to the frame member together with the first frame fixing part by the fastening volts and the fastening nuts, and has an insertion pin which is fixed to a rear-side vehicle-body panel. A wiper motor can be fixed to the frame member together with the attachment bracket by the same fastening members, and it is possible to reduce the weight of the wiper apparatus by reducing the number of the fastening members. It is possible to enhance the productivity of the wiper apparatus by reducing the size of the attachment bracket separated as a dedicated part from the gear case.Type: ApplicationFiled: June 22, 2012Publication date: December 26, 2013Applicant: Mitsuba CorporationInventors: Takamichi Iizuka, Atsuhiro Kuwabara
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Patent number: 8468636Abstract: Debris removal systems and methods are operable to remove debris, such as snow, from a surface. An exemplary embodiment has a wiper blade configured to remove debris from a surface in response to a movement of the wiper blade; a spring coupled to the wiper blade, wherein the spring is configured to store potential energy as the spring is biased from a relaxed position to a biased position; and a motor coupled to the spring, wherein the motor is configured to convert received electrical power into mechanical power that biases the spring. The spring is released from the biased position to release the stored potential energy as the spring returns to the relaxed position. The released potential energy from the spring is converted to mechanical energy that moves the wiper blade.Type: GrantFiled: February 2, 2010Date of Patent: June 25, 2013Assignee: Eldon Technology LimitedInventors: Geoffrey Thompson, Andy Stanford
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Publication number: 20120216830Abstract: The invention relates to a windshield wiper device (1) having a wiper motor (11) that can be actuated by means of a control unit (12) and that actuates a wiper (101, 102) in order to wipe a predetermined wiping area. The control unit (12) adjusts the wiping area of the wiper (101, 102) depending on an environmental and/or wiper parameter (13, 14). The invention further relates to a method for operating such a windshield wiper device (1).Type: ApplicationFiled: July 13, 2010Publication date: August 30, 2012Applicant: ROBERT BOSCH GMBHInventor: Joachim Zimmer
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Patent number: 8234745Abstract: A sectoral reduction gear is arranged between a motor portion and a link mechanism. The sectoral reduction gear rotates in a reciprocating manner in a predetermined angle range on the basis of a forward rotation and a reverse rotation of the motor portion. An outer periphery of the sectoral reduction gear defines an imaginary circle. An inner region of the imaginary circle has an operating range in which the sectoral reduction gear, which rotates in a reciprocating manner, passes, and a non-operating range, in which the sectoral reduction gear does not pass. As seen from an axial direction of an output shaft, a part or the whole of the output shaft is arranged in the non-operating range.Type: GrantFiled: May 16, 2008Date of Patent: August 7, 2012Assignee: ASMO Co., Ltd.Inventors: Hiroshi Matsumoto, Masahiko Yamanishi
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Patent number: 7895701Abstract: An opposite type wiper apparatus which can prevent interference of each wiper blade even if reference position data is lost. When at least one of reference position data memory sections is in abnormal condition, angle range calculation sections correct operation angle ranges of a DR-side and an AS-side wiper motor so as to shift an upper and a lower reversal positions of a DR-side and an AS-side wiper blade toward storage positions, and so as to make a correction value from the AS-side angle range calculation section larger than a correction value from the DR-side angle range calculation section. Therefore, even when reference position data individually memorized in reference position data memory sections are lost, the DR-side and the AS-side wiper blades can be prevented from interfering with each other.Type: GrantFiled: November 11, 2008Date of Patent: March 1, 2011Assignees: MITSUBA Corporation, Honda Motor Co., Ltd.Inventors: Toshiyuki Amagasa, Takashi Kondo, Toru Namiki
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Publication number: 20100162511Abstract: A wiper is continuously reciprocally swung between an upper return position and a lower return position by controlling an electric motor when an operational command for executing a continuous operational mode is entered by a user through a wiper switch. The wiper is reciprocally swung after stopping of the wiper for a predetermined time period at a predetermined position, which is located on an outer side of the lower return position that is opposite from the upper return position in a swing direction of the wiper and at which an influence of a wind pressure applied to the wiper is smaller in comparison to the lower return position, by controlling the electric motor when an operational command for executing an intermittent operational mode is entered through the entering means.Type: ApplicationFiled: December 22, 2009Publication date: July 1, 2010Applicant: ASMO CO., LTD.Inventor: Takashi Natsume
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Patent number: 7622878Abstract: A wiper unit controller for performing wiping at an accurate intermittent wipe cycle. The controller stores a maximum resistance value of a variable resistor having a resistance value that varies in accordance with the intermittent wipe cycle. When a reference time elapses after calculating a resistance value that exceeds the stored maximum resistance value, a computer renews the maximum resistance value with a new maximum resistance value.Type: GrantFiled: June 5, 2006Date of Patent: November 24, 2009Assignees: Kabushiki Kaisha Tokai Rika Denki Seisakusho, Mitsubishi Jidosha Kogyo Kabushiki KaishaInventors: Mitsuhiro Kawada, Tadaaki Ichizono, Kazuhiko Matsuba
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Patent number: 7565728Abstract: The invention relates to a method for adjusting a wiping angle (?1, ?2) between a park position and a reversal position (28, 30) of a wiper lever (16, 18) of a windshield wiper system for a motor vehicle with at least one wiper lever (18) whose park position or reversal position (30) runs approximately parallel to an A pillar (14) of a vehicle body, which laterally delimits a windshield (10), wherein the wiping angle (?2) is adjusted by means of an eccentric ball pivot (60), which is arranged on a free end of a driving crank (54) and connects the same to a motor crank (52) in an articulated manner by means of an articulated rod (42), while the other end of the driving crank (54) sits on a drive shaft (56) in a rotationally fixed manner, said drive shaft driving a fastening part (58) of the wiper lever (18).Type: GrantFiled: January 13, 2005Date of Patent: July 28, 2009Assignee: Robert Bosch GmbHInventors: Achim Kraus, Gundolf Surkamp
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Publication number: 20080282491Abstract: A sectoral reduction gear is arranged between a motor portion and a link mechanism. The sectoral reduction gear rotates in a reciprocating manner in a predetermined angle range on the basis of a forward rotation and a reverse rotation of the motor portion. An outer periphery of the sectoral reduction gear defines an imaginary circle. An inner region of the imaginary circle has an operating range in which the sectoral reduction gear, which rotates in a reciprocating manner, passes, and a non-operating range, in which the sectoral reduction gear does not pass. As seen from an axial direction of an output shaft, a part or the whole of the output shaft is arranged in the non-operating range.Type: ApplicationFiled: May 16, 2008Publication date: November 20, 2008Applicant: Asmo Co., Ltd.Inventors: Hiroshi Matsumoto, Masahiko Yamanishi
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Patent number: 7240392Abstract: A windshield wiper drive linkage is provided for use in a wiper system. The linkage includes a crank arm connectible to an output shaft of a drive motor. A drive arm is pivotally connected to the crank arm for movement between first and second angular positions about a pivot pin with respect to one another. A flexible composite spring extends between the crank arm and the drive arm. The flexible composite spring is preloaded into an initial arcuate position and is bendable from the initial position to facilitate preventing damage to components in the wiper system when a load applied to the arms exceeds a predetermined load.Type: GrantFiled: January 28, 2003Date of Patent: July 10, 2007Assignee: Valeo Electrical Systems, Inc.Inventors: James P. Penrod, Harry C. Buchanan, Jr., Bruce A. Bryson
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Patent number: 6955306Abstract: A fluid-dispensing nozzle assembly automatically pivotally adjusts within a defined range of motion, to consistently project a fluid toward a windshield for contact at a designated area thereof, regardless of the velocity of ambient air therepast. The nozzle assembly adjusts automatically without requiring electric motors or other energy input. The pivotally adjustable fluid-dispensing nozzle assembly includes a support member and a nozzle member which is pivotally attached to the support member. The nozzle member is provided with an air engaging surface, to enable air moving therepast to pivotally move the nozzle member, once the passing air achieves a predetermined flow rate.Type: GrantFiled: March 7, 2003Date of Patent: October 18, 2005Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Christopher Salvador, Douglas Kaltenmark, Kris Lemmon
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Patent number: 6936985Abstract: A sensing device includes a piezoelectric vibration sensor mounted to a surface for producing an analog signal proportional to raindrops striking the surface, an amplifier, an analog-to-digital converter, and a processor for calculating the rain rate based on an exponential probability density function of a first order point process.Type: GrantFiled: July 21, 2003Date of Patent: August 30, 2005Assignee: AGC America, Inc.Inventors: Brent W. Pankey, Colin John Byrne, Mark S. Ackerman, Mitchell M. Rohde, William J. Williams
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Patent number: 6851157Abstract: Wiper system, in particular for a motor vehicle, having at least one wiper (12) supported in a fashion that allows it to swing between two end positions, that can be driven by a—particularly electronically—reversible electric motor (20) so that the swing angle (16) enclosed by the two end positions of the wiper (12) is determined by reversing positions (38, 40) of the electric motor, wherein at least one reversing position (38, 40) of the electric motor (20) can be controlled as a function of vehicle speed.Type: GrantFiled: March 10, 2001Date of Patent: February 8, 2005Assignee: Robert Bosch GmbHInventor: Joachim Zimmer
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Patent number: 6782580Abstract: A wiper system (1) for vehicles, having at least one wiper lever linkage (3) that has at least one wiper arm (35), and a method for operating the wiper lever linkage (3), are proposed. The wiper lever linkage has a first pivot lever (5), which can be coupled to a stationary first shaft (21) in a manner fixed against relative rotation, and a second pivot lever (7) that can be coupled to a stationary second shaft (29) in a manner fixed against relative rotation, the pivot levers being connected in articulated fashion to a coupling element (9). The wiper system (1) is distinguished in that the coupling element (9) is embodied in multiple parts and has a first coupling part (11) and a second coupling part (13), which are coupled to one another with the aid of a joint (15).Type: GrantFiled: June 15, 2001Date of Patent: August 31, 2004Assignee: Robert Bosch GmbHInventor: Joachim Zimmer
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Patent number: 6651291Abstract: The present invention relates to a wiper assembly capable of adjusting a wiping angle, which changes the rotating angle of drive arms in accordance with the change of the operating mode (high-speed operating mode or low-speed operating mode) of a wiper assembly by means of an auxiliary motor so that the wiping angle can be properly changed. The wiper assembly capable of adjusting a wiping angle comprises an auxiliary motor mounted on a main frame and having a variable crankshaft for moving the center axis of the variable crankshaft from one position (P1) to another position (P2); and a variable link of which the first end is operatively coupled to one end of the variable crankshaft and the second end is coupled to the first connecting rod, the second connecting rod coupled to one drive arm, and a link rod coupled to the other drive arm. The variable link moves the location of drive arms between the points in accordance with the movement of a pivot (C1 or C2) occurred by operating of the variable crank.Type: GrantFiled: December 18, 2001Date of Patent: November 25, 2003Assignee: Hyundai Motor CompanyInventor: Keun-Sik Lim
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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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Publication number: 20030005538Abstract: Wiper system, in particular for a motor vehicle, having at least one wiper (12) supported in a fashion that allows it to swing between two end positions, that can be driven by a—particularly electronically—reversible electric motor (20) so that the swing angle (16) enclosed by the two end positions of the wiper (12) is determined by reversing positions (38, 40) of the electric motor, wherein at least one reversing position (38, 40) of the electric motor (20) can be controlled as a function of vehicle speed.Type: ApplicationFiled: January 14, 2002Publication date: January 9, 2003Inventor: Joachim Zimmer
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Publication number: 20020108200Abstract: The present invention relates to a wiper assembly capable of adjusting a wiping angle, which changes the rotating angle of drive arms in accordance with the change of the operating mode (high-speed operating mode or low-speed operating mode) of a wiper assembly by means of an auxiliary motor so that the wiping angle can be properly changed, said wiper assembly capable of adjusting a wiping angle comprising:Type: ApplicationFiled: December 18, 2001Publication date: August 15, 2002Inventor: Keun-Sik Lim
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Patent number: 6366044Abstract: A spindle and a position-limiting ridge protrude from an inner surface of a cover to rotatably support a follower made of an electrically conductive metal plate. A cylindrical engaging portion of the follower slidably engages the spindle. A toothed washer is fitted around the spindle to clamp a contact portion of the follower between the position-limiting ridge and the toothed washer in a rotatable manner. A switching pattern is provided in the inner surface of the cover. Contact terminals that engage and disengage with the switching pattern based on rotation of the follower are integrally formed in the follower. An engaging hole penetrates through the follower. An engaging protrusion on a carrier is received within the engaging hole. The follower is rotated through engagement between the engaging protrusion and the engaging hole when the carrier rotates in a forward rotational direction.Type: GrantFiled: June 19, 2001Date of Patent: April 2, 2002Assignee: Asmo Co., Ltd.Inventors: Hideo Okai, Toshio Yamamoto, Yasuaki Uchida
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Patent number: 6209373Abstract: A tubular plate is formed for a wiper device as a support for at least one wiper bearing and a wiper drive, with tubular members for receiving a wiper bearing. The tubular plate is deformed without removal of a material, has tubular members for receiving the wiper drive, and the tubular members are formed on the tubular plate of one piece with it.Type: GrantFiled: October 13, 1999Date of Patent: April 3, 2001Assignee: Robert Bosch GmbHInventors: Kurt Muehlpforte, Henk Becker, Claus Fleischer, Tino Boos
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Patent number: 6177775Abstract: A system and method for use in synchronizing a vehicle wiper to an onboard audio signal. The method typically includes detecting a tempo of the audio signal and moving the wiper based on the detected tempo of the audio signal. Typically, the wiper motion is controlled by a wiper control configured to adjust the speed and/or delay of the wiper, such that the wiper is synchronized with the detected tempo of the audio signal.Type: GrantFiled: May 16, 2000Date of Patent: January 23, 2001Inventors: Mary C. Bruington, Mark D. Alleman