Patents Examined by Nicholas J Lane
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Patent number: 11866025Abstract: One embodiment of a braking system for vehicles may have a first brake group and a second brake group. The first and second brake groups may have respective braking devices and electro-hydraulic actuator devices operatively connected to the first braking device. The system may also have an interconnection branch between first and the second hydraulic actuation ducts, provided with a control valve. The system may also have at least one control unit that may be programmed to actuate the control valve to control the ducts and fluidly connect the ducts.Type: GrantFiled: December 18, 2018Date of Patent: January 9, 2024Assignee: Brembo S.p.A.Inventors: Massimo Di Stefano, Samuele Mazzoleni, Beniamin Szewczyk
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Patent number: 11866022Abstract: An electronic hydraulic brake device includes a main braking part and an assist braking part. The main braking part is configured to drive a motor to provide hydraulic pressure to a plurality of wheel cylinders. The assist braking part is connected to the main braking part. The assist braking part is configured to provide auxiliary hydraulic pressure to the plurality of wheel cylinders in response to an operation error of the main braking part.Type: GrantFiled: January 9, 2020Date of Patent: January 9, 2024Assignee: Hyundai Mobis Co., Ltd.Inventors: Se Young Cheon, Jae Woong Hur
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Patent number: 11858486Abstract: A parking brake apparatus for a vehicle includes a motor section receiving electric power from an outside, and generating power; a power transmission section rotated by driving the motor section, and including transmission worm gears; a pair of pressing units receiving power from the power transmission section and pressing a brake pad; a load transmission unit installed between the pair of pressing units, connected to each of the pair of pressing units, transmitting a pressing load of any one of the pair of pressing units to the other pressing unit, and made of a magnetic material; a magnet unit disposed to be spaced apart from the load transmission unit; and a hall sensor unit disposed between the load transmission unit and the magnet unit, and sensing a change in magnetic field according to rotation of the load transmission unit.Type: GrantFiled: August 25, 2020Date of Patent: January 2, 2024Assignee: HYUNDAI MOBIS CO., LTD.Inventor: Hyun Hwa Hong
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Patent number: 11845413Abstract: An electric brake device may include: a housing part; a driving part mounted on the housing part; a driving shaft part rotatable by the driving part; a nut part screwed to the driving shaft part, and linearly moveable through rotation of the driving shaft part; a piston part having the nut part inserted therein, and configured to move a pad through the nut part; and a return part mounted on the nut part, contacting the piston part, and configured to induce a return of the piston part.Type: GrantFiled: August 2, 2021Date of Patent: December 19, 2023Assignee: HYUNDAI MOBIS CO., LTD.Inventor: Hyeong Sik Kim
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Patent number: 11846335Abstract: A brake apparatus for a vehicle may include: a screw bar positioned in a caliper body, and rotated by power received from a motor module; a nut configured to the outside of the screw bar, engaged and coupled with the screw bar, and moved toward a brake disk by the rotation of the screw bar; a piston connected to the nut, and moved with the nut; and a first brake pad connected to the piston, and moved with the piston so as to pressurize the brake disk.Type: GrantFiled: December 23, 2020Date of Patent: December 19, 2023Assignee: HYUNDAI MOBIS CO., LTD.Inventor: Hyeong Sik Kim
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Patent number: 11841057Abstract: An electro-mechanical brake and a vehicle including the same are provided. As an electro-mechanical brake according to an aspect of the present invention, an electro-mechanical brake including a pair of brake pads disposed on both sides of a disc, may include a motor that provides a rotational driving force; a rotating screw that rotates about a second rotating shaft parallel to a first rotating shaft of the motor; a power transmission unit that transmits the rotational driving force of the motor to the rotating screw; and a piston that is coupled to the rotating screw to be able to move forward and backward to press the disc with the brake pads.Type: GrantFiled: February 1, 2023Date of Patent: December 12, 2023Assignee: HL MANDO CORPORATIONInventors: Joon-kyu Song, Pyeong Kook Son, Jin Seok Kim, Woochul Lim, Dae June Jung
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Patent number: 11835100Abstract: A friction pad mounted on a disk brake includes a back plate, and a lining attached to the back plate and configured to frictionally contact a disk. A spring member, configured to bias the friction pad toward a disk rotationally exiting side, is provided to an ear portion of the back plate. The spring member includes an attachment portion attached to the back plate, an extension portion extending from an end portion of the attachment portion, and an abutment portion folded back from the extension portion and extending in a direction toward the disk. The abutment portion is configured to receive a reaction force from a torque reception surface by abutting against the torque reception surface at a position on an opposite side of the ear portion from the disk when the ear portion and the torque reception surface of a mount member abut against each other.Type: GrantFiled: July 18, 2019Date of Patent: December 5, 2023Assignee: HITACHI ASTEMO, LTD.Inventors: Hayuru Inoue, Shoichi Noguchi
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Patent number: 11834021Abstract: A braking force generator for a braking system. The braking force generator includes a drive shaft, rotatably mounted in a housing, an electric motor, which includes a rotor and at least one motor winding, an actuating element, which is displaceably mounted, and a transmission unit, which operates between the drive shaft and the actuating element in such a way that the actuating element is displaced during a rotation of the drive shaft. The transmission unit includes a planetary gear set encompassing a sun wheel connected to the drive shaft in a rotatably fixed manner, a rotatably mounted planet carrier, at least one planet wheel rotatably mounted at the planet carrier, and an output toothing assigned to the actuating element. The output toothing is formed in a lateral wall of an end area of the planet carrier facing away from the electric motor.Type: GrantFiled: February 2, 2021Date of Patent: December 5, 2023Assignee: ROBERT BOSCH GMBHInventors: Willi Nagel, Michael Osses
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Patent number: 11835102Abstract: A brake piston system configured for use in a brake system is disclosed. The brake piston system can include: a piston body; a piston footing positioned at a first end of the piston body and configured to transfer a braking force to a brake pad; an o-ring positioned between the piston footing and the piston body. Embodiments of the brake piston system can include a plastic (e.g. phenolic) piston body and a metal (e.g. steel) footing and can reduce fluid hold-up in and weight of the piston system.Type: GrantFiled: April 2, 2021Date of Patent: December 5, 2023Assignee: HL MANDO CORPORATIONInventors: Daniel Smith, HyungJin Baek
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Patent number: 11834159Abstract: A braking arrangement includes a torque plate, a torque button, and a sacrificial bushing. The torque button comprises a head portion and a shaft portion, wherein the head portion is configured to extend at least partially into a torque pocket of an end plate of a brake stack and the shaft portion is configured to extend through an aperture disposed in a back leg of the torque plate. The bushing is configured to be removably coupled between the shaft portion of the torque button and the back leg of the torque plate.Type: GrantFiled: October 18, 2021Date of Patent: December 5, 2023Assignee: GOODRICH CORPORATIONInventors: Brent Miller, Scott Whittle, Rebecca M. Sivon
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Patent number: 11827194Abstract: Disclosed is a multi-mode electro-hydraulic brake boosting system and a control method thereof. When the boosting system fails, an emergency mechanical braking mode is achieved through structural redundancy, in a normal boosting mode, the system has a general braking mode and an emergency braking mode according to the strength requirements of a brake, and a general brake boosting mode and an emergency active pressurizing mode are controlled, respectively. Accurate boosting can be provided in the general braking process so that the pressure of a brake master cylinder can accurately follow target pressure, pressure buildup of the brake master cylinder can be completed more quickly in the emergency braking process, braking force is output to the maximum extent, the system response time of an emergency braking working condition is shortened, the braking capacity is improved, and traffic accidents are avoided.Type: GrantFiled: May 6, 2021Date of Patent: November 28, 2023Assignee: Beijing Institute of TechnologyInventors: Weida Wang, Yanjie Wu, Changle Xiang, Liang Li, Jingang Liu, Zhongguo Zhang, Chao Yang
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Patent number: 11821475Abstract: The present disclosure relates to vehicle drum brakes. In one aspect, there is provided a brake shoe comprising a guide at or near its free end, which prevents brake shoe misalignment. According to a further aspect, there is provided a guide for attachment to a brake shoe at or near its free end, which prevents brake shoe misalignment. According to a further aspect, there is provided a drum brake assembly comprising a brake shoe comprising the guide.Type: GrantFiled: July 20, 2021Date of Patent: November 21, 2023Inventor: Ken Pitt
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Patent number: 11821481Abstract: A cable-pull actuation system for a parking brake may have a body which houses an electric motor device. A rod, adapted to operate along an actuation direction, at a first end thereof, an actuation member of a drum brake and/or of a parking brake. A transmission device may operatively connect the electric motor device to a second end of the rod which is translationally integral with a screw. The screw may be engaged with a nut screw rotationally actuated by the transmission device. A pre-loading device may act in contrast on the screw. The pre-loading device may be compressively pre-loaded to exert a pre-load traction on the rod to offset variations of load on the rod. The pre-loading device may be configured to exert a thrust action on the rod following the annulment of axial clearances for an incremental compression of the pre-loading device with respect to the pre-load value.Type: GrantFiled: April 18, 2019Date of Patent: November 21, 2023Assignee: Brembo S.p.A.Inventors: Italo Pirovano, Nicolò Mazzarini, Marco Radaelli, Tomasz Woloszyn, Alessandro Galassi
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Patent number: 11821482Abstract: A brake assembly and a method of adjusting a brake assembly. A tool may be insertable through a through hole in a caliper housing and into a shaft cavity of a shaft of a wear adjuster mechanism that is configured to adjust a running clearance of a brake pad assembly.Type: GrantFiled: September 18, 2020Date of Patent: November 21, 2023Assignee: ArvinMeritor Technology, LLCInventors: Daniel Philpott, Brian Bellemore
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Patent number: 11821483Abstract: An electric motor control device includes a control board that controls the driving of an electric motor and temperature detecting portions disposed on the control board at least at two locations that differ in temperature change tendency.Type: GrantFiled: February 20, 2019Date of Patent: November 21, 2023Assignee: HITACHI ASTEMO, LTD.Inventor: Haruhiko Fujita
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Patent number: 11821480Abstract: Provided are an electromechanical brake and a vehicle including the same. An electromechanical brake according to an embodiment of the present disclosure includes a pair of brake pads disposed at two opposite sides of a disc and include a hollow motor configured to provide rotational driving power and having an internal space penetratively formed in a direction in which a rotation axis extends, a nut configured to rotate about the rotation axis of the motor, a Power train coupled to a front side of the motor and configured to transmit the rotational driving power of the motor to the nut, and a pressing screw coupled to the nut and configured to advance or retreat toward the brake pad.Type: GrantFiled: October 27, 2022Date of Patent: November 21, 2023Assignee: HL MANDO CORPORATIONInventors: Woochul Lim, Dae June Jung, Joon-Kyu Song
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Patent number: 11815141Abstract: The present disclosure provides a disk brake capable of making it easier for the piston to return than conventional ones when the brake is released from a state where the brake is applied. In the disk brake, the seal groove 5 includes a front wall 51, a rear wall 52 farther from the brake rotor than the front wall 51 in the axial direction Dl, and a bottom wall 53 extending along the axial direction Dl between the rear wall 52 and the front wall 51. The bottom wall 53 includes a front bottom wall 53a adjacent to the front wall 51 and a rear bottom wall 53b adjacent to the rear wall 52. The rear bottom wall 53b has a depth d2 from the inner circumferential surface 42a of the cylinder 42, the depth d2 being larger than a dimension d3 of the uncompressed piston seal 6 in the direction of the depth d2 and being larger than a depth d1 from the inner circumferential surface 42a of the cylinder 42 of the front bottom wall 53a.Type: GrantFiled: April 8, 2019Date of Patent: November 14, 2023Assignee: HITACHI ASTEMO, LTD.Inventors: Kohei Matsushita, Kisho Ashida, Hisashi Tanie, Yusuke Nishino, Kazumoto Sano, Ryota Ashizawa
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Patent number: 11807199Abstract: A braking system for a portal lift assembly includes a shaft operably connected to a vehicle power source and effective to directly or indirectly rotate a wheel of the vehicle upon rotation of the shaft about its axis, a piston positioned along the shaft and effective for applying an axial force along the axis of the shaft, a fluid channel fillable with a non-compressible fluid and effective to apply a hydraulic force to the piston when pressure is applied to fluid in the line, a pressure plate positioned along the shaft and effective for applying an axial force along the axis of the shaft in response to the application of an axial force by the piston. A clutch pack is positioned between the pressure plate and the piston, and includes two sets of clutch plates radially surrounding the shaft. The first set of clutch plates is connected to the shaft in a manner effective to cause those clutch plates to rotate about the axis of the shaft when the shaft rotates.Type: GrantFiled: February 20, 2020Date of Patent: November 7, 2023Assignee: Super ATV, LLCInventors: Jordan E. Stephan, Justin Eaton
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Patent number: 11808330Abstract: An electromechanical brake pressure generator including a threaded drive system. The system includes a rotatable spindle nut, a axially displaceable spindle cooperating with a thread of the spindle nut, and a hydraulic piston which at least partially radially surrounds the spindle and the spindle nut and is rotatably fixedly connected to the spindle and which carries out an axial piston stroke as a result of the rotation of the spindle nut. The system includes a housing which at least partially surrounds the hydraulic piston and forms a hydraulic cylinder, and an axial recess, in the hydraulic cylinder, which forms an anti-twist protection together with a torque support formed at the hydraulic piston and using which the hydraulic piston and the spindle are secured against twisting during a rotation of the spindle nut, the recess forming a sliding surface for the torque support of the hydraulic piston.Type: GrantFiled: April 20, 2020Date of Patent: November 7, 2023Assignee: ROBERT BOSCH GMBHInventors: Mark Boehm, Claus Oehler
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Patent number: 11805907Abstract: A spring actuated rocking mechanism can be attached to the legs of a collapsible chair to allow for the user to rock in the collapsible chair. The mechanism may be attached at the factory or retrofitted to the chair. The rocking mechanism can be attached to the end of a leg or disposed within a leg, having a leg portion above and below the mechanism.Type: GrantFiled: March 8, 2021Date of Patent: November 7, 2023Assignee: Denovo Brands, LLCInventor: Richard Justin Penn