Patents Examined by Jermaine L Jenkins
  • Patent number: 11506554
    Abstract: To provide a pressure sensor element and a pressure sensor that have stable pressure sensitivity without the need for improving the accuracy of alignment between a diaphragm and a holding member, a pressure sensor element includes a thin plate diaphragm, a holding member that holds the diaphragm, and one or more strain resistance gauges that are provided on a first surface of the diaphragm and which change in resistance values according to deformation of the diaphragm, in which the holding member has recesses that, formed on an annular first end surface facing the first surface of the diaphragm, cut out parts of an inner circumference of the first end surface, and the strain resistance gauges are disposed near the regions corresponding to the recesses on the first surface of the diaphragm.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: November 22, 2022
    Inventor: Yuki Seto
  • Patent number: 11506527
    Abstract: A sensor includes a body member, a volume change body, and a detection member. The body member has a flat plate-like shape, a first end in a first direction being supported, and a storage space opening at at least one of both end faces in a thickness direction. The volume change body, whose volume changes depending on an amount of a target, is supported by the body member so that at least a part of the volume change body is stored in the storage space. The detection member is in contact with a second end in the first direction of the body member, and detects stress caused by the change in the volume of the volume change body.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: November 22, 2022
    Inventors: Takahito Ono, Masaya Toda, Mai Kurihara
  • Patent number: 11499881
    Abstract: A diaphragm pressure transducer includes a body having an outer surface and a diaphragm, a strain gauge including a resistive element located on the outer surface, a fluidic inlet, and a fluidic cavity enclosed by the body in fluidic communication with the fluidic inlet, the fluidic cavity having an upper surface. The diaphragm is located between the upper surface of the fluidic cavity and the outer surface of the body. The diaphragm includes a variable thickness across a region defined between the upper surface of the fluidic cavity and the outer surface located below the strain gauge.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: November 15, 2022
    Inventor: Zongren Shang
  • Patent number: 11491831
    Abstract: Provided is a tire information acquisition device that includes a sensor unit including a sensor that acquires tire information, a first band that is for fixing the sensor unit (1) to a rim (R) and has an adjustable band circumferential length by fastening another end reversibly with a fastening portion provided to one end, and at least one second band that fastens the sensor unit and the first band integrally.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: November 8, 2022
    Assignee: The Yokohama Rubber Co., LTD.
    Inventors: Daisuke Kanenari, Yasuhiko Araki, Iwao Shimomura
  • Patent number: 11486753
    Abstract: A toilet for measuring excreta is disclosed. The toilet is adapted to measure the amount of excreta received by the bowl and then the flush water. A pressure sensor is configured to monitor the pressure exerted by the flush water and any excreta contained therein. Data from monitoring the pressure of the flush water and excreta therein is used to determine the weight or volume of the excreta received by the bowl. This toilet can provide data which may be used to analyze how the volume of flush water changed due to excreta deposit. A volume change feature can be associated with a urination event and the data associated with the event can be used to determine a urine characteristic of the event.
    Type: Grant
    Filed: May 27, 2020
    Date of Patent: November 1, 2022
    Assignee: Hall Labs LLC
    Inventors: David R. Hall, Travis Niederhauser, Jared Reynolds
  • Patent number: 11486783
    Abstract: According to some aspects of the subject technology, an apparatus includes a first electrode, a second electrode and a dielectric membrane disposed between the first electrode and the second electrode. The first electrode and the second electrode include a number of pores within a region of an input port of the apparatus. The first electrode, the second electrode and the dielectric membrane form a capacitor that is configured to enable detection of occlusion of the input port by water.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: November 1, 2022
    Assignee: Apple Inc.
    Inventors: Ashwin Balasubramanian, David MacNeil, Roberto M. Ribeiro, Brentley M. Wiles
  • Patent number: 11480485
    Abstract: Measurement with satisfactory sensitivity in a low-pressure range, and accurate measurement in a wider pressure range, are realized by a pressure sensor that includes a diaphragm layer and a pressure receiving region formed on the diaphragm layer. The pressure sensor includes a first piezostrictive element, a second piezostrictive element, a third piezostrictive element, and a fourth piezostrictive element. In addition, the pressure sensor includes a first magnetostrictive element, a second magnetostrictive element, a third magnetostrictive element, and a fourth magnetostrictive element. A switching function unit outputs a pressure value calculated by a second calculation function unit until a pressure value calculated by a first calculation function unit exceeds a set threshold value, and outputs the pressure value calculated by the first calculation function unit when the pressure value calculated by the first calculation function unit exceeds the threshold value.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: October 25, 2022
    Inventor: Tomohisa Tokuda
  • Patent number: 11480710
    Abstract: A computer receives a hotspot and a corresponding incentive, where the hotspot is a geolocation for collecting the weather data. The computer presents the received hotspot and the corresponding incentive to a user. The computer receives the weather data from the drone, transmits the weather data to a server, and updates a scorecard with the incentive corresponding to the hotspot based on determining that the drone reached the hotspot.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: October 25, 2022
    Assignee: International Business Machines Corporation
    Inventors: Sushain Pandit, Su Liu, Fang Wang, Cheng Xu
  • Patent number: 11480487
    Abstract: Provided is an air sensor, coupled to an air inlet of an air-filled product that is filled with air to maintain a shape thereof, the air sensor including: a connector coupled to the air inlet and communicated with an interior of the air-filled product, thereby allowing air in the air-filled product to be introduced into an interior of the connector; a silicon sensor provided inside the connector, thereby being operated by air pressure of the air-filled product; an impact sensor configured to detect an impact caused by an operation of the silicon sensor; and a PCB connected to the impact sensor, thereby displaying the number of times according to a detection signal of the impact sensor.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: October 25, 2022
    Assignee: AIR BOX CO., LTD.
    Inventor: Byung Joo Kim
  • Patent number: 11473992
    Abstract: The present invention discloses a residual pressure measurement system for a MEMS pressure sensor with an F-P cavity and method thereof, the measurement system includes a low-coherence light source, a 3 dB coupler, a MEMS pressure sensor, an air pressure chamber, a thermostat, a pressure control system, a cavity length demodulator, an acquisition card and a computer. The measurement method comprises: performing cavity length measurement by using the reflecting light by the pressure control system at two temperatures, respectively, so as to calibrate the MEMS pressure sensor and establish a relationship between the absolute phase of a monochromatic frequency and the external pressure; performing linear fitting to the two measurement data to obtain all the external pressure when the cavity length of two measurement data are equal to each other, and substituting the theoretical equation for calculation to obtain the residual pressure under the flat condition of the diaphragm.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: October 18, 2022
    Inventors: Shuang Wang, Junfeng Jiang, Tiegen Liu, Xue Wang, Kun Liu, Mengnan Xiao, Dongdong Ju
  • Patent number: 11474001
    Abstract: The present disclosure relates to the technical field of aerodynamic and acoustic measurement, in particular to a comprehensive performance test platform for acoustic liner. Based on this comprehensive performance test platform for acoustic liner, the stress of the measured acoustic liner under high sound intensity can be measured by using strain gauges arranged on the measured acoustic liner, the aerodynamic drag of the measured acoustic liner can be measured by using the drag balance, and the acoustic performance parameters of the measured acoustic liner can be calculated based on the sound pressure data obtained by the microphone array. With this test platform, the stress, the aerodynamic drag and the acoustic performance parameters of the measured acoustic liner can be measured simultaneously, which overcomes the problem of inaccurate experimental data obtained in inconsistent experimental conditions caused by conventional separate acoustic liner tests.
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: October 18, 2022
    Inventors: Xiaodong Li, Mingyang Zheng, Chao Chen
  • Patent number: 11467050
    Abstract: An orientation device, an orientation system and an orientation method are provided. The orientation device includes a seat body, a pressure sensor, and a computing unit. The seat body includes a bearing surface, and the seat body is non-directional. The pressure sensor is disposed below the bearing surface. The pressure sensor is configured to obtain a plurality of pressure data of the bearing surface when an object is disposed on the bearing surface. The computing unit is coupled to the pressure sensor. The computing unit is configured to analyze the pressure data to obtain a direction data. The direction data is configured to determine a first direction of the seat body.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: October 11, 2022
    Inventors: Yao-Hsien Yang, Jyh-Chyang Tzou, Hsin Yeh
  • Patent number: 11467028
    Abstract: A road surface state determination device includes a tire-side device and a vehicle-body-side system. The tire-side device is attached to each of a plurality of tires included in a vehicle. The vehicle-body-side system is included in a body of the vehicle. The tire-side device may output a detection signal corresponding to a magnitude of vibration applied to the tire. The tire-side device may extract data items of a road surface state indicative of the vibration of the tire during one rotation of the tire from the detection signal. The tire-side device may generate road surface data. The tire-side device may transmit the road surface data. The vehicle-body-side system may receive the road surface data. The vehicle-body-side system may determine the road surface state based on the road surface data.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: October 11, 2022
    Inventors: Kenichiro Sanji, Yoichiro Suzuki, Hidenori Osai, Takatoshi Sekizawa
  • Patent number: 11458784
    Abstract: Methods, Apparatus, and Articles of Manufacture are disclosed for determining a tread depth status of a tire of a vehicle, including an accelerometer interface to access acceleration data from an accelerometer associated with the tire, the acceleration data including first acceleration data indicative of acceleration in a first direction, second acceleration data indicative of acceleration in a second direction, and third acceleration data indicative of acceleration in a third direction, and a data segmenter to segment the first acceleration data into a first data segment, the second acceleration data into a second data segment, and the third acceleration data into a third data segment based on at least one of an acceleration cycle or a common time interval.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: October 4, 2022
    Assignee: Ford Global Technologies, LLC
    Inventors: Xun Tang, Pankaj Kumar, Hassene Jammoussi, Steven J. Szwabowski, Imad Hassan Makki
  • Patent number: 11460363
    Abstract: A pressure sensor and method of manufacturing the like are provided for determining a pressure of a fluid. An example pressure sensor includes a pressure sensor housing sealably attached to a diaphragm at a first end. The header includes a lip configured to engageably fit with the second end of the pressure sensor housing to create a hermetically sealed component compartment. The header also includes header pin(s) configured to transmit electrical signals between an interior and an exterior of the hermetically sealed component compartment. A sensing element and a processor are disposed within the hermetically sealed component compartment and in communication with one another. The sensing element is mounted to the processor within the hermetically sealed compartment. The corresponding method of manufacture is also provided.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: October 4, 2022
    Inventors: Vishal Shalitkumar Kusanale, Todd Eckhardt, Palani Thanigachalam, Vignesh Murugesan
  • Patent number: 11453061
    Abstract: The invention relates to a device (22) for calibrating an underfloor wheelset lathe (3) without a calibration wheelset, comprising; a motor (23) with a rotational axis (D), a friction roller (24), and a measuring bridge (18), wherein the friction roller (24) is connected p a driveshaft of the motor (23). The aim of the invention is to allow a simpler calibration without a calibration wheelset. This is achieved in that the friction roller (24) has an approximately cylindrical frictional surface with a defined nominal diameter. The invention additionally relates to an underfloor wheelset lathe (3) comprising such a device (22) and to a method for calibrating an underfloor wheelset lathe (3).
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: September 27, 2022
    Assignee: Hegenscheidt-MFD GmbH
    Inventors: Marvin Fischer, Christian Henk, John Oliver Naumann
  • Patent number: 11454566
    Abstract: A parameter similarity method for test simulation conditions of an aerodynamic heating environment is disclosed. With respect to the requirement that the adiabatic wall enthalpy and the cold-wall heat flux are equal in the simulation test of the aerodynamic heating environment, a method that can ensure the similarity of ground test parameters and flight parameters without the equal adiabatic wall enthalpy is proposed, and solves the problems of relying on the equal adiabatic wall enthalpy and making it difficult to accurately simulate the real aerodynamic heating environment in the current test simulation method, and provides guarantee for heat transfer and ablation test research of thermal protection/insulation material under the high temperature aerodynamic heating environment. The test conditions are not affected by the value of the adiabatic wall enthalpy. According to the method, most test devices can simulate the aerodynamic heating environment with high enthalpy.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: September 27, 2022
    Inventors: Dechuan Sun, Ming Lu
  • Patent number: 11440646
    Abstract: A remaining tire tread depth management system includes a remaining tire tread depth measurement device configured to measure a remaining tread depth of at least one of aircraft tires mounted on an aircraft, a tire wear amount estimation device configured to estimate a wear amount of all of the aircraft tires mounted on the aircraft including the aircraft tires, and a tire management server configured to estimate a remaining tread depth and a number of available flight times of all of the aircraft tires in accordance with measurement data output from the remaining tire tread depth measurement device and estimation data output from the tire wear amount estimation device.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: September 13, 2022
    Inventors: Hayato Toda, Seigo Hata
  • Patent number: 11441961
    Abstract: A method for forming a pressure sensor is provided wherein an optical fibre is provided, the optical fibre comprising a core, a cladding surrounding the core, and a birefringence structure for inducing birefringence in the core. The birefringence structure comprises first and second holes enclosed within the cladding and extending parallel to the core. A portion of the optical fibre comprising of the core and the birefringence structure is encased within a chamber, wherein the chamber is defined by a housing comprising a pressure transfer element for equalising pressure between the inside and the outside of the housing. An optical sensor is provided along the core of the optical fibre. The cladding is internally etched by flowing an etchant through the first and second holes along a length of the portion of optical fibre which comprises the optical sensor so as to increase the width of the first and second holes. The chamber is filled with a substantially non-compressible fluid.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: September 13, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Crispin Doyle, Dirk Havermann
  • Patent number: 11441968
    Abstract: A sealed cooling system includes a coolant tank having a liquid space configured to hold liquid coolant, and a gas space configured to hold gas. A temperature sensor detects the temperature of the liquid coolant. A pressure sensor detects the pressure in the coolant tank. A processor compares the pressure in the coolant tank to predicted pressure in the coolant tank as a function of liquid coolant temperature. The processor determines and outputs a signal indicative of a leak in the sealed cooling system if the pressure in the coolant tank deviates from the predicted pressure in the coolant tank according to predetermined criteria.
    Type: Grant
    Filed: February 28, 2020
    Date of Patent: September 13, 2022
    Assignee: Rolls-Royce North American Technologies Inc.
    Inventor: Alan W. Smith