Engine And Brake Control Including Interconnected Elements Patents (Class 477/211)
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Patent number: 12077137Abstract: A sliding brake pedal and base assembly includes a sled, a brake pedal rotationally attached to the sled, a brake valve with an input piston, a base fixedly attached to the brake valve, and a lever generally moveable in a first linear direction parallel to a direction of movement of the input piston. The lever receives an actuating force from the brake pedal and delivers the actuating force to a top surface of the input piston. The sled is controllably moveable in a second linear direction orthogonal to the first linear direction.Type: GrantFiled: December 15, 2022Date of Patent: September 3, 2024Assignee: ZF Off-Highway Solutions Minnesota IncInventor: Mike Prahl
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Patent number: 11766934Abstract: A foldable pedal apparatus for a vehicle is configured so that a pedal pad is pop up in a manual driving mode in which a driver drives the vehicle himself or herself so that operation by the driver is possible, the pedal pad is hidden in an autonomous driving situation so that operation by the driver is impossible, and a gear device transmitting power of motors generates a boosting force to implement a foldable function of the pedal pad.Type: GrantFiled: November 4, 2022Date of Patent: September 26, 2023Assignees: Hyundai Motor Company, Kia Corporation, Kyung Chang Industrial Co., Ltd.Inventors: Eun Sik Kim, Ji Soo Kim
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Patent number: 10732667Abstract: A pedal apparatus for a vehicle may include a pedal housing fixedly disposed in a space in which a driver's foot is located; and an accelerator pedal and a brake pedal pivotably connected to the pedal housing, wherein, when the accelerator pedal is operated, the accelerator pedal pivots independently of the brake pedal, and when the brake pedal is operated, both the brake pedal and the accelerator pedal pivot.Type: GrantFiled: April 10, 2019Date of Patent: August 4, 2020Assignees: Hyundai Motor Company, Kia Motors CorporationInventor: Eun Sik Kim
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Patent number: 8801575Abstract: A powered vehicular interlock system includes a powered vehicle with a propulsion means, a final drive means, a braking means, and a vehicle operator's chamber having a floor and a seat. The system includes an automatic transmission, a braking activation interface located close to the floor on the floor first side section, and a propulsion activation interface located close to the floor on a floor second side section. The system includes a propulsion deactivation interlock system having a braking activation sensor, a deactivation module, and a power supply. In a first position, the propulsion deactivation interlock system is adapted to allow the powered vehicle to be propelled. For operation, upon activation of the braking activation interface to a second position, the propulsion deactivation interlock system adapted to prohibit the powered vehicle from being propelled.Type: GrantFiled: October 10, 2012Date of Patent: August 12, 2014Inventor: Ryszard Nawrocki
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Patent number: 8798886Abstract: If it is determined that a brake pedal is pressed while an accelerator pedal is pressed, accelerator position limit control for bringing an accelerator position for engine control to a limit value corresponding to vehicle speed is performed, thereby securing safety at the time when both of the accelerator pedal and the brake pedal are pressed. If it is determined that the accelerator pedal is pressed after the brake pedal is pressed, the accelerator position limit control is prohibited, thereby responding to driver's intention to accelerate. If it is determined that the pressing of the brake pedal is cancelled during execution of the accelerator position limit control, accelerator position recovery control for returning the accelerator position for the engine control to an actual accelerator position is performed, thereby recovering normal running corresponding to the driver's intention to accelerate.Type: GrantFiled: May 27, 2011Date of Patent: August 5, 2014Assignee: Denso CorporationInventors: Masato Nodera, Yoshifumi Murakami
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Patent number: 8708865Abstract: A pedal apparatus for an electric motorcar or for a motor vehicle having a throttle mechanism, includes: a brake pedal having a brake auxiliary pad to which a brake arm is connected; and an accelerator pad configured to be rotated in the lateral direction within a predetermined angle range for an accelerating operation. The accelerator pad is formed of a reinforced plastic and is formed with a convex-shaped projection at a midsection thereof, a distal end of the accelerator arm extending from a throttle position sensor mounted on a vehicle body and rotating a predetermined angle range is disposed so as to be in abutment with the accelerator pad, and the rotation angle detected by the rotation of the accelerator arm is transmitted to an accelerator or a throttle mechanism that controls a driving motor via the throttle position sensor.Type: GrantFiled: November 4, 2010Date of Patent: April 29, 2014Inventor: Masuyuki Naruse
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Patent number: 8308613Abstract: A combination brake pedal and an accelerator pedal assembly allowing the vehicle to be driven with both feet comprising a brake and an accelerator, the accelerator being operatively connected to an engine control lever that moves between an engaged and a disengaged position, when the accelerator is pressed the engine control lever moves to the engaged position to accelerate the vehicle, when the accelerator is not pressed the engine control lever moves to the disengaged position so the vehicle does not accelerate; and an accelerator pedal disengagement device operatively connected to the brake and accelerator for moving the engine control lever to the disengaged position when the brake pedal is pushed, wherein the accelerator pedal disengagement device prevents the accelerator pedal from causing the engine control lever to move to the engaged position when both the accelerator pedal and brake pedal are pressed.Type: GrantFiled: July 23, 2009Date of Patent: November 13, 2012Inventor: Ryszard Nawrocki
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Patent number: 7720589Abstract: A vehicle control device using brake hydraulic pressure includes a hydraulic unit having a housing and an electronic control unit having a casing. The housing of the hydraulic unit is mounted on a mounting surface of the casing of the electronic control unit so that the casing of the electronic control unit protrudes from the housing of the hydraulic unit to one side. On the protruding area of the casing, a bulge is formed in which a vehicle behavioral sensor is mounted. A control connector is also provided on the protruding area of the casing. The bulge does not protrude from the substantially square contour of the vehicle control device. Thus, the bulge will scarcely increase the installation space of the vehicle control device. A vehicle behavioral sensor is mounted on a small substrate.Type: GrantFiled: December 8, 2005Date of Patent: May 18, 2010Assignee: Advics Co., Ltd.Inventor: Hitoshi Hashiba
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Patent number: 7556588Abstract: A system and a method for generating a line pressure of a continuously variable transmission (CVT) in a hybrid vehicle in which the line pressure of the CVT is maintained to be constant even in an idle stop state of an engine. Steps may include detecting operation of a brake; determining whether an idle stop condition is satisfied; detecting a hydraulic pressure of a control valve for controlling the line pressure of the continuously variable transmission when the idle stop condition is satisfied; comparing the hydraulic pressure of the control valve with a predetermined value; generating a pressure difference in the chamber when the hydraulic pressure of the control valve is smaller than or equal to the predetermined value; and actuating a cylinder for generating the line pressure according to the pressure difference in the chamber.Type: GrantFiled: September 7, 2006Date of Patent: July 7, 2009Assignee: Hyundai Motor CompanyInventor: Jong Jin Park
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Patent number: 7540826Abstract: A brake-pedal operating rod mechanism and an accelerator-pedal operating link mechanism. The operating rod mechanism includes one end with a grip and another end with first, second and third brake rods laterally pivotally connected to a frame connected to a brake pedal bracket. The accelerator-pedal operating link mechanism includes a connecting rod longitudinally movably received in the brake rods of the brake-pedal operating rod mechanism, an accelerator-pedal operating lever pivoted by the connecting rod and extending toward an accelerator pedal, an accelerator-pedal operating link connected to an end of the operating lever away from the connecting rod and having a tip end with an accelerator pedal bracket, and a support link pivoted to the frame and to a laterally intermediate portion of the operating lever such that the link can be swung in directions in parallel with those of the operating rod mechanism.Type: GrantFiled: December 5, 2005Date of Patent: June 2, 2009Assignees: I.R. Care Kabushiki Kaisha, Konno CorporationInventor: Katsuyoshi Ochiai
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Patent number: 7188546Abstract: An accelerator pedal unit (10) for a vehicle whereby an accelerator pedal (11) is moveable from a rest or first position (15) through an idle position (17) to a second position (16) and wherein vehicle braking is caused to occur when the accelerator pedal (11) moves in the range between the idle position (17) and the first position (15) and the vehicle is caused to accelerate when the accelerator pedal (11) moves between the idle position (17) and second position (16).Type: GrantFiled: May 18, 2001Date of Patent: March 13, 2007Inventor: Erland George Olofsson
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Patent number: 6990875Abstract: A pedal box for a motor vehicle, comprising clutch (1), brake (2), and accelerator (3) pedals that are mounted to respectively rotate about a corresponding pivots (X1, X2, X3) between a rest position and a position of maximum actuation after passing through a multitude of intermediate positions. A link (4) located between the accelerator pedal (3) and the brake pedal (2) places the brake pedal (2) in an intermediate position or a rest position depending on whether or not the accelerator pedal (3) is in a rest position.Type: GrantFiled: July 30, 2002Date of Patent: January 31, 2006Assignee: Robert Bosch CorporationInventor: Jean-Marc Attard
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Patent number: 6551212Abstract: A decelerator control system includes a first control member, a machine control device, an engine, at least one brake, and a transmission. The first control member is manually moveable and is adapted to produce a first operator control signal. The machine control device is adapted to receive the first operator control signal and responsively produce an engine control signal, a brake control signal, and a transmission control signal. The engine is adapted to receive the engine control signal and responsively control the speed of the engine. The brake is adapted to receive the brake control signal and responsively control an engagement of the brake. The transmission is adapted to receive the transmission control signal and responsively control an engagement of the transmission.Type: GrantFiled: February 16, 2001Date of Patent: April 22, 2003Assignee: Caterpillar IncInventors: Thomas G. Skinner, Jeff A. Steinmann
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Publication number: 20020094911Abstract: A powertrain has a continuously variable transmission that incorporates a continuously variable unit in the form of a belt drive, a summing differential gearing assembly in the form of a planetary gear set and a plurality of torque transmitting mechanisms. A continuous mechanical input path is provided between an engine and one member of the summing differential gearing assembly. One of the torque transmitting mechanisms are selectively engaged to provide a low continuously variable reverse range, neutral condition and a continuously variable low forward range between the transmission input and output shafts. Another of the torque transmitting mechanisms is selectively engaged to establish a continuously variable high forward range between the transmission input and output shafts. A third torque transmitting mechanism is selectively engaged to establish a fixed mechanical ratio drive path between the transmission input and output shafts.Type: ApplicationFiled: January 16, 2001Publication date: July 18, 2002Inventor: Raymond James Haka
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Patent number: 6162146Abstract: In one aspect of the present invention, an electrohydraulic control device for a drive train of a machine is disclosed. A control member produces an operator control signal. An engine control module receives the operator control signal and responsively reduces the rotational speed of the engine. A transmission control module additionally receive the operator control signal and responsively controls the engagement of a predetermined transmission clutch to reduce the transmitted torque from the transmission.Type: GrantFiled: April 28, 1999Date of Patent: December 19, 2000Assignee: Caterpillar Inc.Inventor: Kenneth J. Hoefling
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Patent number: 5957811Abstract: The invention relates to a single-pedal system for controlling the speed of the engine and the braking effect in a motor vehicle. A pedal holder (1) is mounted for movement from a resting position for effecting braking of the vehicle. A pedal (3) is moveably supported on the pedal holder (1) for controlling the speed of the engine of the vehicle. A returning means is arranged to return the pedal holder (1) to the resting position. A locking means (10) is arranged to hold, in a non-braking state of function of the system, the pedal holder (1) in its resting position and, when passing to a braking state of function of the system, to release the pedal holder (1) from the resting position if a compressive force exceeding a predetermined value is applied to the latter.Type: GrantFiled: July 21, 1998Date of Patent: September 28, 1999Assignee: Safebrake Nomix ABInventor: Sven Gustafsson
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Patent number: 5599255Abstract: A pedal arrangement for accelerating and braking an automobile comprises a brake pedal having a brake arm, an acceleration pedal having one end which is pivotally fixed to a lower side of the brake arm of the brake pedal and another end which extends upwardly beyond the brake pedal, error operation preventing and returning means provided for the brake pedal, and error operation preventing means provided for the acceleration pedal.Type: GrantFiled: December 21, 1994Date of Patent: February 4, 1997Inventors: Kim Ki-Dong, Chae Soo-Chul
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Patent number: 5445580Abstract: Mechanical stepless transmission comprising, at least, a pair of trunco-conical pulleys with flexible transmission element or elements, a power transmission mechanism and one oulet planetary gear. One of the pulleys is connected to the stepless transmission input shaft and the other one is connected to the power transmission mechanism input shaft. The output shaft of the power transmission mechanism operates one of the planetary gear elements (satellites carrier, sun or crown gear). The other two elements of this planetary gear are connected, one of them to the input shaft and the other one to the stepless transmission output shaft, the last one constitutes, preferably, the input shaft of a stepped conventional gearbox. Preferably, the power trsnmission mechanism will consist in an intermediate planetary gear.This invention is specially intended for motor vehicles.Type: GrantFiled: March 29, 1993Date of Patent: August 29, 1995Inventor: Julian Parraga Garcia