Patents by Inventor Rui Feng

Rui Feng has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Auxiliary oil pump system
    Publication number: 20170067552
    Abstract: An auxiliary oil pump system for a gearbox, comprising: an auxiliary battery; a controller electrically connected to the auxiliary battery; and an auxiliary oil pump driven by the controller using a self-adaptive process, wherein the self-adaptive process comprises: the controller receives current operational pressure signal and compared the current operational pressure signal to a pressure threshold; if the current operational pressure signal is bigger than the pressure threshold, the auxiliary oil pump keeps current rotational speed; if the current operational pressure signal is smaller than the pressure threshold, the auxiliary oil pump improves the rotational speed by a pre-determined speed.
    Type: Application
    Filed: September 1, 2016
    Publication date: March 9, 2017
    Inventors: Rui Feng QIN, Xiao Ming WANG, Ping Hua TANG, Hao CHEN, Lei JIANG, Zhi Yang ZHONG, Nian He QU
  • Electric Coolant Pump
    Publication number: 20170058915
    Abstract: An electric coolant pump includes an outer housing, a motor, an impeller, and an electrical control unit. The outer housing includes a first housing portion, a second housing portion, and a partition plate integrally formed. The partition plate is disposed between the first housing portion and the second housing portion. The motor is received in the first housing portion. The motor includes a sealing sleeve, a stator disposed on an inner wall surface of the outer housing, and a rotor rotatably received in the sealing sleeve. The impeller is driven by the rotor of the motor to drive a coolant to flow. The electrical control unit is received in the second housing portion and electrically connected to the motor. The electrical control unit and the impeller are respectively located at two opposite ends of the motor.
    Type: Application
    Filed: August 23, 2016
    Publication date: March 2, 2017
    Inventors: Guan Yin LIANG, Hong Liang ZHANG, An Bang CHEN, Yan Ping REN, Rui Feng QIN
  • Electrothermal device for a steam iron
    Patent number: 9540760
    Abstract: An electrothermal device adapted for heating water into steam includes a heating plate including a heating base wall, an ironing plate mounted below the heating plate and including an ironing base wall and a spacing chamber, and a separating member. The heating base wall has a main perforation unit extending therethrough. The ironing base wall is spaced apart from the heating base wall, and has a secondary perforation unit communicating with the main perforation unit to allow the steam from the heating plate to pass through the ironing plate. The spacing chamber is formed between the heating base wall and the ironing base wall. The separating member is disposed on one of the heating base wall and the ironing base wall for separating the spacing chamber from the main perforation unit.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: January 10, 2017
    Assignee: Tsann Kuen (Zhangzhou) Enterprise Co., Ltd.
    Inventor: Rui-Feng Cai
  • Impeller and method for driving fluids using the same
    Patent number: 9512726
    Abstract: Disclosed are mechanisms for an impeller (10, 20, 40) and method of reducing noise levels while driving fluids with impellers. Exemplary implementations include a hub (21, 41) and multiple blades (22) separably attached to or inseparably formed on the hub. The hub may be used to effectively reduce noise levels during operations of the impeller by having a first cylindrical feature (261), a first number of first ribs (27, 47, 706), and a second number of second ribs (281, 48, 708), while maintaining substantially similar mechanical properties or operational characteristics. The hub may further optionally include a second substantially cylindrical feature (704) that is separably attached to or is inseparably formed on the hub to further enhance one or more properties or characteristics of the hub while serving to reduce the noise level of the impeller.
    Type: Grant
    Filed: July 23, 2013
    Date of Patent: December 6, 2016
    Assignee: JOHNSON ELECTRIC S.A.
    Inventors: Guodong Ren, Anbang Chen, Di Wang, Rui Feng Qin
  • Actuator for an Electric Parking Brake System
    Publication number: 20160327104
    Abstract: An actuator for an electric parking brake system includes an outer housing, a motor, a planetary gear mechanism and a belt-wheel mechanism that are received in the outer housing, and an isolation member. The belt-wheel mechanism includes a driving wheel, a follower wheel, and a transmission belt. The driving wheel is connected with the motor. The follower wheel is connected with the planetary gear mechanism. The isolation member has a first spacer fixed to the driving wheel via the motor, a second spacer fixed to the follower wheel, and a buffering element disposed between the second spacer and the outer housing. The second spacer is disposed above and assembled to the first spacer. The isolation member defines the center-to-center distance between the driving wheel and the follower wheel, and absorbs vibrations from the motor and the planetary gear mechanism.
    Type: Application
    Filed: May 5, 2016
    Publication date: November 10, 2016
    Inventors: Li Nan LI, Fa Yun Andreas QI, Rui Feng QIN
  • APPLICATION ICON DISPLAY CONTROL METHOD AND TERMINAL
    Publication number: 20160274748
    Abstract: The present disclosure provides an application icon display control method and a terminal. Wherein, the application icon display control method includes distributing a number of preset application icons in gap regions of a region in which a frequently used icon bar of a terminal is located. Wherein, the gap regions can be the remaining regions obtained by removing regions occupied by frequently used application icons from the region in which the frequently used icon bar is located. By means of the application icon display control method of the present disclosure, gaps between frequently used icons in the frequently used icon bar can be fully used to arrange application icons, so that the number of application icons on a menu page can be reduced, and a user can be facilitated in rapidly operating related application.
    Type: Application
    Filed: June 2, 2016
    Publication date: September 22, 2016
    Inventor: Rui Feng
  • Actuator for Electric Park Brake System and Self-locking Mechanism Thereof
    Publication number: 20160223040
    Abstract: An actuator for an electric parking brake system includes a motor, an output member, and a speed reduction device. The speed reduction device includes a transmission mechanism and a self-locking mechanism. The self-locking mechanism includes a fixed member, first and second rotating bodies, and a spring. The second rotating body transmits torque to the output member via a planetary gear mechanism. The spring prevents the brake from driving the motor.
    Type: Application
    Filed: January 29, 2016
    Publication date: August 4, 2016
    Inventors: Michael WATZEK, Yuan Chun ZHANG, Jin An NIE, Fa Yun QI, Ya Jie CHEN, Rui Feng QIN, Michael KAESER
  • Cooling Fan Module
    Publication number: 20160208810
    Abstract: A cooling fan module for a heat exchanger or the like, has a motor, a fan driven by the motor and a speed controller connected between the motor and a power supply. The speed controller is configured to operate the motor in a high speed mode and a low speed mode. The speed controller includes a high speed branch and a low speed branch connected in parallel. The low speed branch includes a pulse width modulation circuit configured to reduce an average voltage by a fixed duty ratio to achieve a low speed operation of the motor. By eliminating the conventional voltage dropping resistor, the speed controller reduces the power consumption, thus increasing the efficiency of the module, in the low speed mode of operation.
    Type: Application
    Filed: January 5, 2016
    Publication date: July 21, 2016
    Inventors: Kwok Kuen TSE, Long YU, Jian DONG, Qiu Yang ZHANG, Rui Feng QIN
  • ACTUATOR OF ELECTRIC PARKING BRAKE SYSTEM
    Publication number: 20160201745
    Abstract: An actuator of an electric parking brake system includes a motor, an output member, and a transmission device. The transmission device includes a housing, a self-locking unit and a transmission unit. The self-locking unit includes a fixed sleeve, and a driving member, a driven member and a lock holder that are rotatable with respect to the sleeve. The lock holder supports lock elements arranged to prevent the driven member from turning unless it is driven by the driving member. A planetary gear unit may be provided as part of the transmission device.
    Type: Application
    Filed: January 11, 2016
    Publication date: July 14, 2016
    Inventors: Yuan Chun ZHANG, Fa Yun QI, Jin An NIE, Rui Feng QIN
  • Brushed Direct Current Motor
    Publication number: 20160190890
    Abstract: A brushed DC motor has a stator and a rotor. The stator has 2P magnetic poles, where P is an integer greater than 1; the rotor includes a shaft, a rotor core, a commutator and a winding. The rotor core has m×P teeth; the commutator has n×P segments, where n is an integral multiple of m, and the winding includes several coil windings wound on the teeth and electrically connected to a respective segment. The segments are divided into n groups, each group having P segments electrically interconnected by an equalizer. An equalizer for at least one group of the n groups of segments and all the coil windings are formed by a single winding wire, continuously wound.
    Type: Application
    Filed: December 31, 2015
    Publication date: June 30, 2016
    Inventors: Fei Liu, Rui Feng Qin
  • Brush for an Electric Motor
    Publication number: 20160190757
    Abstract: A brush for an electric motor has a brush body having a front end surface configured to make sliding electrical contact with a commutator of the motor. First and second side surfaces are connected to the front end surface. The first side surface and the second side surface are positioned on opposite sides of the brush body in a rotational direction of the commutator. The front end surface has a first contact surface and a second contact surface that contact the commutator earlier than other regions of the front end surface, and are respectively positioned on diametrically opposed corners of the front end surface. In an initial state, the width of the contact area between the brush and the commutator is increased to extend the commutation time.
    Type: Application
    Filed: December 21, 2015
    Publication date: June 30, 2016
    Inventors: Fa Yun QI, Shu Dan ZHAO, Cheng Shun DU, Rui Feng QIN
  • Self-Locking Mechanism
    Publication number: 20160186819
    Abstract: A self-locking mechanism has a driving member, a driven member, a stationary member, a lock holder and a number of lock elements. The lock holder encircles the driving member and the driven member. The lock holder has a support base and ribs extending from the support base. A lock element is coupled to the axial end portion of each rib. The lock elements are radially positioned between a radially outer surface of the driven member and the inner wall of the stationary member. The distance between the radially outer surface and the inner wall gradually decreases from a center to opposite circumferential sides. The maximum distance between the radially outer surface and the inner wall is greater than the diameter of the lock element, and the minimum distance is less than the diameter of the lock element.
    Type: Application
    Filed: December 30, 2015
    Publication date: June 30, 2016
    Inventors: Yuan Chun ZHANG, Fa Yun QI, Jin An NIE, Rui Feng QIN
  • Brushed Direct Current Motor
    Publication number: 20160190889
    Abstract: A brushed DC motor has a stator and a rotor. The stator has 2P magnetic poles, where P is an integer greater than 1. The rotor has a shaft, a rotor core, a commutator and a winding. The rotor core has m×P teeth, where m is an integer greater than 2. The winding includes several coil windings wound on the teeth and electrically connected to segments of the commutator. The commutator has 2m×P segments, where the 2m×P segments are divided into 2m groups, each group has P segments, the P segments are connected by an equalizer. The equalizer for at least one group of the 2m groups of segments and all the coil windings are formed by a single winding wire, wound continuously.
    Type: Application
    Filed: December 31, 2015
    Publication date: June 30, 2016
    Inventors: Fei Liu, Rui Feng Qin
  • BLDC Motor
    Publication number: 20160164447
    Abstract: A BLDC motor, has a first sub-motor and a second sub-motor. The first and second sub-motors have independent input terminals and a common rotor, including a common output shaft. In a normal operating mode the two sub-motors operate together as one motor to output a normal operating power of the motor. In an emergency operating mode, when one sub-motor has become faulty and generates a braking torque, the normal sub-motor is operated to generate a torque to compensate for the braking torque produced by the faulty sub-motor.
    Type: Application
    Filed: December 4, 2015
    Publication date: June 9, 2016
    Inventors: Kai WU, Xia CHEN, Rui Feng QIN
  • Brushless Direct Current Electric Motor and Electric Power Steering System
    Publication number: 20160149476
    Abstract: A brushless direct current electric motor includes a first sub-motor and a second sub-motor. The first sub-motor and the second sub-motor share a common rotor, and each comprises an independent stator. The stators of each sub-motor comprises a plurality of teeth and a plurality of windings. The teeth of the first sub-motor and the teeth of the second sub-motor are interleavingly arranged in a circumferential direction or arranged side by side in an axial direction. The first sub-motor and the second sub-motor are configured to cooperatively work as a single electric motor to output a normal power. When one of the sub-motors breaks down, the other sub-motor can be operated independently to enhance reliability and safety of the brushless direct current electric motor.
    Type: Application
    Filed: November 25, 2015
    Publication date: May 26, 2016
    Inventors: Rui Feng QIN, Chuang YU, Ning SUN, Kai WU
  • Brush motor and cooling fan incorporating the motor
    Patent number: 9331556
    Abstract: A brush motor includes a stator and a rotor. The stator includes multiple magnets attached to an inner surface of a stator housing and a brush assembly fixed relative to the housing. The rotor includes a rotor core and a commutator located in a receiving space defined by a mounting portion and an annular sidewall of the rotor core. The commutator includes multiple conductive segments, each of which has a leg penetrating the rotor core and connected with windings on the rotor core.
    Type: Grant
    Filed: December 11, 2012
    Date of Patent: May 3, 2016
    Assignee: Johnson Electric S.A.
    Inventors: Rui Feng Qin, Ji Yu Liang, Yan Bing Li
  • Actuator
    Publication number: 20160084347
    Abstract: An actuator includes a motor driving a worm, a gearbox, and a motor control module. The gearbox includes a gearbox housing, a worm wheel mounted in the gearbox and meshed with the worm, and an output mechanism coaxially fixed to the worm wheel. The motor control module includes a control module housing, a printed circuit board received in the control module housing, and a connector connected to the printed circuit board and mounted at an open end of the control module housing, the control module housing connected with the gearbox housing. The control module housing comprises at least one plane surface with at least one resilient vibration absorber mounted thereon.
    Type: Application
    Filed: September 21, 2015
    Publication date: March 24, 2016
    Inventors: Fa Yun QI, Xiang Guo SHI, Rui Feng QIN
  • Actuator
    Publication number: 20160084346
    Abstract: An actuator includes a motor driving a worm, a gearbox, and a motor control module. The gearbox includes a gearbox housing, a worm wheel for meshing with the worm, an output mechanism fixed to the worm wheel. The gearbox housing defines worm chamber and worm wheel chamber. The motor control module includes a control module housing, a printed circuit board and a connector of the printed circuit board. The control module housing defines a control module chamber and the connector is mounted at an open end of the control module chamber. The control module housing is connected with the gearbox housing. The control module chamber and the worm wheel chamber are located on opposite sides of the worm chamber. An isolation slot is defined between the control module chamber and the worm chamber.
    Type: Application
    Filed: September 21, 2015
    Publication date: March 24, 2016
    Inventors: Fa Yun QI, Guo Dong REN, Gang Hua YU, Rui Feng QIN, Xiang Guo SHI
  • Electric Coolant Pump
    Publication number: 20160047395
    Abstract: An electric coolant pump includes a housing, a motor received in the housing, an impeller for driving coolant, and a control unit for controlling the motor. The control unit and the impeller are arranged at opposite ends of the motor. The motor includes a sleeve, a stator mounted around the sleeve, and a rotor rotatably received in the sleeve. The impeller is fixed to the rotor. A radial gap is formed between the sleeve and the rotor. The sleeve includes a plurality of ribs extending from an internal surface of the sleeve into the gap. At least a portion of the ribs of the sleeve guide the coolant towards the control unit to absorb heat generated by the control unit.
    Type: Application
    Filed: August 17, 2015
    Publication date: February 18, 2016
    Inventors: Hong Liang ZHANG, Guan Yin LIANG, An Bang CHEN, Yan Ping REN, Rui Feng QIN
  • Electrical brush
    Patent number: D782979
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: April 4, 2017
    Assignee: Johnson Electric S.A.
    Inventors: Fa Yun Qi, Shu Dan Zhao, Cheng Shun Du, Rui Feng Qin