Patents Examined by Vishal R Sahni
  • Patent number: 12031605
    Abstract: A shock absorber includes a first damping force generation mechanism provided in a first passage, and a second damping force generation mechanism provided in a second passage, in which the second damping force generation mechanism includes a first valve seat formed on a case member having a cylindrical part and a bottom part, a disc valve in which a separable part on an outer circumferential side is separably disposed on a first valve seat, and a second valve seat provided on a side of the disc valve opposite to the first valve seat and configured to support the disc valve on a radial inner side of the separable part, and the second passage includes a piston rod passage part formed by cutting out or penetrating the piston rod, and a chamber passage part which allows communication from the piston rod passage part to a case inner chamber.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: July 9, 2024
    Assignee: HITACHI ASTEMO, LTD.
    Inventors: Mikio Yamashita, Ryo Shinata
  • Patent number: 12034354
    Abstract: A spring retention system for securing a motor in a desired position. The spring retention system includes a captive feature, which includes a plurality of recesses formed as a motor support spring having a circular opening, which are engaged with a motor bearing housing. The spring retention system reduces motor displacement in multiple directions when the motor is exposed to vibrations, which reduces the cantilever bending on the motor shaft and the motor housing, also improving motor pinion run out. The spring retention system also includes a formed opening feature, which allows for the spring retention system to fit with motor bearings having different sizes. The spring retention system also includes a plurality of spring leg retention features formed as part of the motor support spring, which support the motor bearing housing on an axis, and the module housing supports the motor support spring.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: July 9, 2024
    Assignee: Vitesco Technologies USA, LLC
    Inventor: Wai-Tak Ho
  • Patent number: 12023974
    Abstract: In accordance with one aspect of the present disclosure, a suspension strut for use on a work machine is provided. The suspension strut may have a forged one piece cylindrical inner housing that includes a hollow rod which forms a circumferential piston at an open end and a lower clevis at a closed end of the hollow rod. The suspension strut may further have a forged one piece cylindrical outer housing that includes a hollow barrel having an interior and an exterior surface, a closed end that forms an upper clevis, an open end, and a port on an outside surface of the hollow barrel. Further, the inner and outer housing may be coupled by a disk shaped end cap attached to the open end of the hollow barrel having an inner diameter that is slideably engaged with an outer surface of hollow rod.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: July 2, 2024
    Assignee: Caterpillar Inc.
    Inventors: Jeffrey Chow, Kurt S. Goslovich
  • Patent number: 12024139
    Abstract: A brake system for selectively actuating at least one wheel brake includes a reservoir and a power transmission unit for selectively providing pressurized hydraulic fluid for actuating at least a selected one of the wheel brakes during a braking event. A first electronic control unit at least partially controls at least one of the power transmission unit and a selected one of the pair of rear brake motors. A second electronic control unit at least partially controls at least one of the power transmission unit and an other one of the pair of rear brake motors. The first electronic control unit controls at least one SAP valve, an isolation valve, and a dump valve for a selected two of the wheel brakes, and the second electronic control unit controls at least one SAP valve, an isolation valve, and a dump valve for an other two of the wheel brakes.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: July 2, 2024
    Assignee: ZF Active Safety US Inc.
    Inventors: Blaise J. Ganzel, Frank Einig
  • Patent number: 12025206
    Abstract: A head unit system for controlling motion of an object includes an environment sensor and a head unit device that include shear thickening fluid (STF) and a chamber configured to contain the STF. The chamber further includes front and back channels. The head unit device further includes a piston housed at least partially radially within the piston compartment and separating the back channel and the front channel. The piston includes a first piston bypass and a second piston bypasses to control flow of the STF between opposite sides of the piston. The chamber further includes a set of fluid flow sensors and a set of fluid manipulation emitters to control the flow of the STF to cause selection of one of a variety of shear rates for the STF within the chamber to abate an external factor of concern associated with an external environment as sensed by the environment sensor.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: July 2, 2024
    Assignee: Moshun, LLC
    Inventors: Timothy John Boundy, Steven Michael Barger, Terence Michael Lydon, Richard Michael Lang, Wilfredo Gonzalez, Jr., Darren Michael Boundy, Eric McHugh, David Schuda, George L. Wilson, IV, Gary W. Grube, Jason K. Resch, Mario F. DeRango, John Edward Buchalo, Richard A. Herbst, Kurt Estes, Evan Anderson
  • Patent number: 12017626
    Abstract: A mechanical design for a braking system of a delivery device is described. The braking system includes one or more brake modules. Each brake module is configured to engage a different wheel of the delivery device to stop movement of the wheel when power to the brake module is less than a threshold. Each brake module includes: an electromagnet; a magnetic plate; a pawl configured to engage a wheel to stop movement of the wheel; a solenoid comprising a solenoid pin, the solenoid pin having a first end coupled to the magnetic plate and having a second end coupled to the pawl, and a manual override mechanism that is configured to allow movement of the wheel when the power to the brake module is less than the threshold. The brake module is configured to disable the manual override mechanism when the power to the brake module is greater than or equal to a threshold.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: June 25, 2024
    Assignee: Amazon Technologies, Inc.
    Inventors: Jeffrey Joseph Gorges, Timothy James Ong, Nicolas Guillaume Hostein, Joseph C. Hager, Ennio Claretti
  • Patent number: 12013008
    Abstract: Provided is torsion damper for a vehicle including an output side-flywheel coupled to an output shaft of a driving unit in an axial direction, a first drive plate disposed to be relatively rotatable in an axial direction of the output side-flywheel, a second drive plate disposed to be relatively rotatable in an axial direction of the first drive plate, an input shaft of a transmission being coupled thereto in the axial direction, a first damper member installed between the output side-flywheel and the first drive plate and configured to absorb vibration and impact generated in a rotation direction thereof, and a second damper member installed between the first drive plate and the second drive plate and configured to absorb vibration and impact generated in a rotation direction thereof.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: June 18, 2024
    Assignee: Hyundai Transys Inc.
    Inventor: Hyo Eun Kang
  • Patent number: 12006991
    Abstract: A parking brake apparatus including a bolt screw rotated by a driving force transmitted from an actuator, one or more pistons disposed at one side or both sides of the bolt screw, one or more screw nuts accommodated in the piston, screwed to an end of the bolt screw, and moved along with the rotation of the bolt screw, one or more elastic members disposed around the screw nut within the piston, and elastically deformed, in response to a displacement of the screw nut while the screw nut is moved by a set distance, to press the piston toward a shoe, and a load transfer unit disposed in the piston, and configured to transmit, to the piston, a displacement of the screw nut when the screw nut moves more than the set distance, thereby pressing the piston toward the shoe.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: June 11, 2024
    Assignee: Hyundai Mobis Co., Ltd.
    Inventors: Chi Hoon Jo, Byung Su Kim
  • Patent number: 12005939
    Abstract: The present disclosure describes a brake system for a track section of a linear motor system. The brake system includes a housing receiving a brake flag of a mover and a first brake pad disposed within the housing and having a first tapered surface. The brake system also includes a second brake pad disposed within the housing and having a second tapered surface and a wedge disposed within the housing and comprising a third tapered surface. The brake system also includes an actuator that moves the wedge, wherein movement of the activation wedge causes the first brake pad to move and causes the second brake pad to move.
    Type: Grant
    Filed: September 16, 2021
    Date of Patent: June 11, 2024
    Assignee: Rockwell Automation Technologies, Inc.
    Inventor: Fred A. Sommerhalter, Jr.
  • Patent number: 12005880
    Abstract: A vehicle brake system, including: a first hydraulic-pressure control mechanism and a second hydraulic-pressure control mechanism configured to control a braking force; and a controller including a first-abnormal-state detecting device configured to detect whether the first hydraulic-pressure control mechanism is in a first abnormal state, a second-abnormal-state detecting device configured to detect whether the first hydraulic-pressure control mechanism is in a second abnormal state that the first hydraulic-pressure control mechanism reaches before reaching the first abnormal state, and an assist control device configured to control the second braking-force control mechanism so as to control the braking force when an assist wait time elapses after the second-abnormal-state detecting device has detected that the first hydraulic-pressure control mechanism is in the second abnormal state, the assist wait time being determined based on a temperature of a working fluid obtained by a temperature obtaining device o
    Type: Grant
    Filed: January 11, 2022
    Date of Patent: June 11, 2024
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, ADVICS CO., LTD.
    Inventors: Misuzu Shimazaki, Yusuke Kamiya, Ken Kuzuya
  • Patent number: 11999208
    Abstract: A vehicle suspension damper includes: a cylinder and a piston assembly, wherein the piston assembly includes a piston; a working fluid within the cylinder; a bypass cylinder surrounding the cylinder and defining a cylindrical bypass channel; an adjustable bypass port fluidly coupling an interior of the cylinder and the cylindrical bypass channel; and a remotely operable bypass valve slidably disposed within the cylindrical bypass channel, the remotely operable bypass valve configured for, upon actuation of an actuator coupled with the remotely operable bypass valve, adjusting a flow of the working fluid through the adjustable bypass port.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: June 4, 2024
    Assignee: Fox Factory, Inc.
    Inventor: John Marking
  • Patent number: 11993233
    Abstract: Provided is an electronic brake system.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: May 28, 2024
    Assignee: HL MANDO CORPORATION
    Inventors: Jin Seok Kim, Seong Ho Choi
  • Patent number: 11988261
    Abstract: A biasing system for an actuator. The system includes a lock sleeve, a lock shaft, a tine having a tine finger extending along a longitudinal axis, a biasing member and a biasing spring. The biasing member and biasing spring are configured to maintain a position of the tine finger away from the longitudinal axis in the direction of the lock sleeve when the lock shaft and the lock sleeve are deployed, in use, such that, when the lock sleeve is returned, the tine finger is biased against the lock sleeve to prevent the lock sleeve from returning to a locked position before the lock shaft is able to return to a locked position.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: May 21, 2024
    Assignee: GOODRICH ACTUATION SYSTEMS LIMITED
    Inventors: Michael Somerfield, Mark Hubberstey
  • Patent number: 11976704
    Abstract: A propeller shaft (1) that is a power transmission shaft has a shaft member (2) as a tubular body made of iron-based metal and a balance weight (3) made of iron-based metal and welded to an outer peripheral surface of this shaft member (2). At least a part of the balance weight (3) of the propeller shaft (1) is covered with a sacrificial metal coating (4) made of sacrificial corrosion prevention material that contains metal whose ionization tendency is higher than that of metal forming the shaft member (2). With this, it is possible to suppress local progression of corrosion at a periphery of the balance weight (3) and improve durability of the propeller shaft (1).
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: May 7, 2024
    Assignee: HITACHI ASTEMO, LTD.
    Inventors: Yasutomo Mabe, Kiyokazu Nakane, Hiromichi Komai, Xiaojin Zhu, Toshiyuki Masuda, Kenichiro Ishikura
  • Patent number: 11965566
    Abstract: System for suctioning braking particles from a friction braking system, the suction system including a negative-pressure source, a suction mouth, a pneumatic circuit connecting the suction mouth and the negative-pressure source, and a control unit, the suction system further including a closure unit arranged on the pneumatic circuit, the closure unit being able to isolate at least a first portion of the pneumatic circuit, the control unit being configured to control the closure means according to a predetermined logic in order to isolate the first portion of the pneumatic circuit during certain phases between two actual uses of the negative-pressure source.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: April 23, 2024
    Assignee: TALLANO TECHNOLOGIE
    Inventors: Loïc Adamczak, Thibaut Le Boulaire, Matthieu Hascoet
  • Patent number: 11958718
    Abstract: The present invention discloses a multi-channel impact-resistant intelligent-constant-deceleration hydraulic braking system, and relates to the field of safety braking control for mine hoist systems. A technical point of the braking system is that the braking system includes a braking circuit formed by a constant-deceleration hydraulic system, a constant-deceleration electrical closed-loop control system, and a detection and feedback apparatus. The constant-deceleration hydraulic system is provided with N+1 independent complete oil return channels, where N is a positive integer greater than or equal to 3. The oil return channels are disposed in parallel to form parallel independent braking circuits, that is, are “multi-channel” and do not have a “common output point”. The oil return channel includes a backup oil source, an electro-hydraulic signal conversion and amplification component, an operating mode switching apparatus, and an execution component that are sequentially connected.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: April 16, 2024
    Assignees: TAIYUAN UNIVERSITY OF TECHNOLOGY, Guiyang Plateau Mining Machinery Company Limited
    Inventors: Ziming Kou, Zhensheng Wang, Juan Wu, Deling Xie, Yandong Wang, Waiwen Zhang, Linan Zhang
  • Patent number: 11953125
    Abstract: The embodiments of the present disclosure provide a detachable anti-vibration sealing protection device for a pipe flange. The protection device includes a casing, wherein left and right end surfaces of the casing have through holes for the pipeline to pass through, and the casing has an accommodation cavity for placing the flange; a first shock absorption assembly for radial shock absorption of the flange; and a second shock absorption assembly which is installed in a one-to-one correspondence with the flange and is configured for axial shock absorption of the corresponding flange. The first shock absorption assembly and the second shock absorption assembly are installed in the accommodation cavity.
    Type: Grant
    Filed: May 22, 2023
    Date of Patent: April 9, 2024
    Assignee: CHANGZHOU UNIVERSITY
    Inventors: Hong Ji, Yuchen Liu, Ke Yang, Zhixiang Xing, Juncheng Jiang, Yinhan Zhao, Jie Guo, Ting Wang, Wencong Shen
  • Patent number: 11953064
    Abstract: A magnetorheological brake device has a stationary holder and two brake components. A first brake component is connected to the holder for conjoint rotation and extends in the axial direction. A second brake component includes a hollow sleeve part which can rotate about the first brake component. A gap is formed between the first and second brake components. At least one, two or more rotatable transmission components are arranged in the gap. The gap is filled with a magnetorheological medium. The first brake component has a core which extends in the axial direction and is made of a magnetically conductive material, and an electrical coil which is wound about the core in the axial direction, such that a magnetic field generated by the electrical coil extends across the first brake component.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: April 9, 2024
    Assignee: INVENTUS Engineering GmbH
    Inventor: Stefan Battlogg
  • Patent number: 11946524
    Abstract: A double-ring shaped strong magnet array nonlinear dynamic vibration absorber for vibration mitigation of suspender cables and design method thereof, which belongs to the field of structural vibration control. The installation positions and number are designed according to the demand of vibration mitigation, and usually one is installed at the midpoint of the suspender cable. The vibration absorber consists of the inner and outer magnet ring arrays, the additional weights, the universal wheels and a base. It feeds back the control force in the opposite direction of the motion of the suspender cable during the movement, so that the vibration energy of the suspender cable is transferred to the vibration absorber and thus less is returned to the suspender cable, and the energy dissipated through the friction between the universal wheels and the base, adding air dampers and other measures, etc.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: April 2, 2024
    Assignee: DALIAN UNIVERSITY OF TECHNOLOGY
    Inventors: Yonghui An, Shijun Huang, Jinping Ou
  • Patent number: 11932214
    Abstract: Disclosed are a parking actuator and an electromechanical brake including the same. The parking actuator, which is connected to a brake actuator that performs braking of a vehicle, includes a parking gear connected to the brake actuator to be rotatable together, a parking lever having one side hingedly fixed and the other side engaged with the parking gear, a parking motor provided to generate power, a power conversion unit including a spindle member rotating by receiving a rotational driving force of the parking motor and a nut member screwed to the spindle member to move forward or backward, and a pressing unit installed on the nut member to press the parking lever by the nut member moved forward or backward.
    Type: Grant
    Filed: July 18, 2021
    Date of Patent: March 19, 2024
    Assignee: HL MANDO CORPORATION
    Inventors: Seungtae Baek, Joonkyu Song, Kyungho Jung