Patents Examined by Robert K. Arundale
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Patent number: 11976736Abstract: A backflow prevention device includes a main pipe body extending along a first center longitudinal axis, at least one check valve disposed within the main pipe body, an inlet pipe connected to an inlet side of the main pipe body, and an outlet pipe connected to an outlet side of the main pipe body. The inlet pipe and the outlet pipe extend along a second center longitudinal axis. The first center longitudinal axis is offset with respect to the second center longitudinal axis in a direction perpendicular to the first and second center longitudinal axes. A center of the valve seat of the at least one check valve is offset with respect to the second center longitudinal axis in the direction perpendicular to the first and second longitudinal axes.Type: GrantFiled: July 20, 2022Date of Patent: May 7, 2024Assignee: Acorn Engineering Company, Inc.Inventors: Pui Yuen Ng, Luis Fernando Prieto, Adrian Alexander Filip, Alan Long Thien Du, Edward Barry Knoles
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Patent number: 11976734Abstract: A valve apparatus that includes a valve assembly including a valve retainer body that houses a movable poppet that defines a valve member that is configured to contact a conically shaped valve seat of the valve retainer body; and a motor assembly including a rotatable shaft that is configured to actuate the valve assembly; wherein the rotatable shaft includes a thread formed at an end thereof, the thread being engaged with a sleeve that through rotation of the thread by the rotatable shaft will translate the sleeve towards and away from the movable poppet to transfer an axial force to the poppet that forces the valve member into engagement and disengagement with the valve seat to open and close the valve assembly.Type: GrantFiled: December 16, 2022Date of Patent: May 7, 2024Assignee: MAC Valves, Inc.Inventors: David M. Sobka, Jr., Jeffrey Simmonds
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Patent number: 11976739Abstract: In solenoid valve provided with: a valve case that has an annular collar expanding in a radial direction of an opening, which is opened at an axial end surface, and accommodates a valve body inside; and an annular seal member mounted in an annular recessed groove provided on one axial end surface of the collar of the valve case, the collar includes a through-hole penetrating the collar in an axial direction, and a connecting portion connecting the through-hole and the annular recessed groove, the through-hole has a reduced diameter portion, and the seal member includes an annular portion mounted in the annular recessed groove and a protruding portion protruding at least in the axial direction with respect to the annular portion and penetrating the through-hole, the protruding portion including an enlarged diameter portion having an outer diameter ?D1 (>?d2) larger than an inner diameter ?d2 of the reduced diameter portion of the through-hole.Type: GrantFiled: June 20, 2022Date of Patent: May 7, 2024Assignee: NIDEC TOSOK CORPORATIONInventors: Hiroki Shimizu, Tomohiko Nakanishi
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Patent number: 11971733Abstract: A multi-stage pressure regulation system, device and associated methodology for reducing the pressure of gas passing through a gas sample conditioning system. The device and method allow for automatic and/or manual configuration settings for regulating different types of gas having different profiles while still avoiding dew point dropout thereby ensuring accurate sample analysis at a downstream analyzer. The pressure regulating device includes a housing having a core, a vapor sample input port, a plurality of openings on an upper surface, a plurality of pressure regulating valves configured to reduce the pressure of a vapor sample, and an assembly having a base and substantially central stem orthogonal to the base and extending axially therefrom, the stem being disposed within the core.Type: GrantFiled: November 22, 2022Date of Patent: April 30, 2024Assignee: Mustang Sampling, LLCInventors: Kenneth O. Thompson, Kevin Warner, William C. Paluch
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Patent number: 11971110Abstract: A method for assembling a valve is disclosed. The valve includes a first fluid port, a second fluid port, a fluid path providing fluid communication therebetween, a moveable member, a biasing member and a pressure compensation membrane. The method includes the steps of providing a base member comprising an abutment for receiving a first of the biasing member and the pressure compensation membrane; assembling the biasing member and the pressure compensation membrane with the base member; and affixing a fixing member to the base member to retain the biasing member and the pressure compensation membrane between the fixing member and the abutment.Type: GrantFiled: October 26, 2022Date of Patent: April 30, 2024Inventors: Joël Di Dio, Florent Junod
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Patent number: 11971097Abstract: A hydraulic arrangement for a vehicle transmission includes a hydraulic pump for providing a system pressure for a first hydraulic system circuit and a lubrication pressure for a second hydraulic lubrication circuit. The arrangement also includes a control valve connected between a pump outlet of the pump and the two hydraulic circuits and has two different switching positions. The control valve, depending on the switching position, acts as a hydraulic connection between the pump and the system circuit or between the pump and the lubrication circuit.Type: GrantFiled: November 8, 2022Date of Patent: April 30, 2024Assignee: DEERE & COMPANYInventors: Michael Meid, Manuel Billich
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Patent number: 11971111Abstract: A pressure relief valve includes the following features. A housing defines an inlet and an outlet. The housing defines a flow passage between the inlet and the outlet. A seat can be defined by the housing. The seat defines a throat flow area. A plunger is configured to rest upon the seat. The plunger blocks the flow passage when in a closed position. The plunger is configured to actuate between a fully open position and the closed position. The plunger and the seat can at least partially defining a curtain flow area. A bias directs the plunger towards the seat. A ratio of the throat flow area to the curtain flow area is sized for sonic or supersonic flow velocities during critical flow conditions and subsonic velocities during subcritical flow conditions.Type: GrantFiled: October 7, 2022Date of Patent: April 30, 2024Assignee: Dresser, LLCInventors: Rajesh Krithivasan, Richard Klimas
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Patent number: 11971107Abstract: A valve including a valve body including an inlet opening and a plurality of outlet openings; and an actuating gate adapted to seal at least one of the plurality of outlet openings, where the actuating gate is adapted to rotate eccentrically about a central axis while also translating in a direction perpendicular to the central axis upon actuation.Type: GrantFiled: November 29, 2022Date of Patent: April 30, 2024Assignee: Saint-Gobain Performance Plastics L+S GMBHInventors: Christian Elz, Mike Schmiech
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Patent number: 11965604Abstract: A synchronous switch valve core with a voltage stabilizing function, comprising: a valve core housing (1), a valve core base (2), a flow regulating module, and a balancing hydraulic module. The flow regulating module is capable of cutting off a cold/hot water path before water enters a pressure balancing module, thus preventing high-temperature water from immersing the valve core, preventing the building of lime scale, protecting the valve core, and extending the service life; moreover, water flow can enter the pressure balancing module only after flowing through the flow regulating module, thus preventing the channeling of hot and cold, and obviating the need to install a check valve at a water intake elbow.Type: GrantFiled: December 25, 2020Date of Patent: April 23, 2024Assignee: HUIDA SANITARY WARE CO., LTD.Inventors: Yanqing Wang, Cuijie Wang, Zichun Song
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Patent number: 11960307Abstract: A pressure control valve for gases and/or liquids comprising a first sealing body and a second sealing body for opening and closing a first flow path and a second flow path, respectively. The first and the second sealing bodies can be installed in an inflow for gases and/or liquids in order to define the first and the second flow paths therein. The first sealing body is guided in an axially movable fashion. The second sealing body is guided in an axially movable fashion within the first sealing body. The first sealing body is movable by a force in the effective direction from an outflow to an inflow from a closing position into an opening position in which the first flow path is opened. The second sealing body is movable by a force in the effective direction from the outflow to the inflow from a closing position into an opening position in which the second flow path is opened.Type: GrantFiled: August 20, 2020Date of Patent: April 16, 2024Inventor: Andreas Zieger
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Patent number: 11945417Abstract: The reel compatible multi-chuck air hose may allow a user to simultaneously inflate multiple tires while providing a lighter and easily stored form factor. The reel compatible multi-chuck air hose may provide four air chucks in series, as opposed to in parallel, with an air source connector at its first end, instead of in the middle of the line. Each of the four air chucks may be connected to the primary hose by a T-connector and may be stored within a dock to keep the air chuck in line with the primary hose. By this design the reel compatible multi-chuck air hose can be rolled around a storage reel for easy storage.Type: GrantFiled: July 21, 2023Date of Patent: April 2, 2024Inventor: Ryan Kledzik
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Patent number: 11940061Abstract: A valve for controlling a flow of a fluid comprises: a sealing plate comprising a plurality of ports for passage of the fluid through the sealing plate in a direction substantially perpendicular to the plane of the sealing plate; and a plurality of valve members, each valve member comprising at least one anchor portion arranged in fixed relationship with the sealing plate and a closure portion which is contiguous with the anchor portion and in movable relationship with the sealing plate under a differential pressure of the fluid across the valve, the closure portion being movable away from the sealing plate under a first differential pressure direction to open at least one of the ports and toward the sealing plate under a second and opposite differential pressure direction to close said at least one of the ports.Type: GrantFiled: January 18, 2021Date of Patent: March 26, 2024Assignee: TTP VENTUS LTDInventor: Stuart Hatfield
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Patent number: 11940055Abstract: In general terms, the present invention relates to a safety valve or a pressure relief valve (PRV) that is developed to be used in combination boilers and similar appliances and utilized for the purpose of controlling or limiting system pressure. Relief valves are generally used as safety devices in systems where fluid pressure is important, and they reduce the system pressure either by discharging fluid from the system or simply by interrupting the fluid conveyance in case of an emergency when there is an increase in pressure. The present invention relates to a pressure relief valve, the rear cover of which is attached to the body by means of a clawed structure and manufactured from entirely recyclable thermoplastic material.Type: GrantFiled: September 1, 2020Date of Patent: March 26, 2024Assignee: SERDAR PLASTIK SANAYI VE TICARET ANONIMInventor: Mustafa Serdar Tütek
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Patent number: 11933409Abstract: A flow diversion valve, the flow diversion valve including: a valve housing having a first inlet, a second inlet, a first outlet, a second outlet, and an inner cavity; a float valve provided within the inner cavity of the valve housing; and a check valve provided on the float valve. The flow diversion valve having a first configuration in which the float valve is in a closed position to provide a first flow path from the first inlet to the first outlet. The flow diversion valve having a second configuration in which the float valve is in an open position to provide a second flow path from the first inlet through the second outlet and a third flow path from the second inlet to the first outlet.Type: GrantFiled: November 30, 2022Date of Patent: March 19, 2024Assignee: GE Precision Healthcare LLCInventor: Elvin Cyriac
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Patent number: 11933408Abstract: A flow control device includes a housing with an inlet and an outlet and a flow conduit disposed in the housing. The inlet, the flow conduit, and the outlet define a flow passage. A valve seat is disposed in the housing downstream of the inlet, and a shuttle is movably disposed in the housing and displaceable between a closed position engaging the valve seat to close the flow passage and an open position spaced from the valve seat to open the flow passage. A sealed chamber is defined between the housing and the flow conduit. A port coupled with a source of pressurized fluid communicates with the sealed chamber, where the shuttle is displaceable between the closed position and the open position based on a pressure in the sealed chamber. The threshold water pressure for displacing the flow conduit may be adjustable by modifying the pressure in the sealed chamber.Type: GrantFiled: September 14, 2021Date of Patent: March 19, 2024Assignee: NELSON IRRIGATION CORPORATIONInventors: Craig B. Nelson, Riley D. Greenwood
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Patent number: 11927284Abstract: Provided is a hose including a first connector assembly including a regulator assembly, a second connector assembly, and a hose assembly coupled to the first and second connector assemblies. The hose assembly includes an inner hose member having first and second ends, an outer hose member having first and second ends, a first hose connector assembly coupled to the first ends of the inner hose member and outer hose member and the first connector assembly, and a second hose connector assembly coupled to the second ends of the inner hose member and outer hose member and the second connector assembly.Type: GrantFiled: June 24, 2021Date of Patent: March 12, 2024Assignee: Winston Products LLCInventors: Winston H. Breeden, III, Troy Hatcher, Grant Hauk, Rick Gyure, Curtis Taylor, Mat Hanson, Aaron Misener, Bob Mergenhagen
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Patent number: 11920720Abstract: A water hammer mitigation system includes a branch connection with ends coupled to a main pipeline, where a first end connects at a surge point on the main pipeline and a second end fluidly connects to the main pipeline at a distal point. A bi-directional surge relief device is disposed on the branch connection, and is operable to move to a first open configuration to permit pipeline fluid within the main pipeline to flow through the branch connection when surge point pressure reaches a designated pressure. The device can also move to a second open configuration when surge point pressure reaches another designated pressure. The device is closeable when surge point pressure is between the designated pressures.Type: GrantFiled: May 14, 2021Date of Patent: March 5, 2024Assignee: SAUDI ARABIAN OIL COMPANYInventors: Mohamed Ahmed Soliman, Ali Hamoud Hassan Alshehri
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Patent number: 11919338Abstract: An air chuck includes a body and a valve core interface. The body includes output, interface, and input ports. The body defines a first passageway that extends between the output and interface ports. The input port defines a second passageway that is in fluid communication with the first passageway. The valve core interface is slidably coupled with the body and is slidable between extended and retracted positions. The valve core interface includes a shaft and a knob. The shaft includes proximal and distal ends. The distal end is at least partially disposed in the first passageway. The knob is coupled with the proximal end of the shaft. The shaft is rotatably coupled with the body and is selectively rotatable in either tightening or loosening directions via the knob. The distal end of the shaft comprises a grasping feature that is configured to grasp a valve core of a valve stem.Type: GrantFiled: May 18, 2021Date of Patent: March 5, 2024Assignee: DILL AIR CONTROLS PRODUCTS, LLCInventors: Sven A. Soltmann, Brian P. Rigney, Scott R. Lakin, David Milo Hollinger, Graham Kendall Snyder, Kristopher Jon Soderstrom
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Patent number: 11913586Abstract: A flow limiter component including a monocoque body having first, second, and third sections along a longitudinal axis. The first section includes a first end defining a first edge of the monocoque body and a bordering second end, and a first inner diameter defining a first chamber inside the first section. The second section includes a solid wall, with an orifice disposed therein, in fluid communication with the first chamber, the orifice defined by a second inner diameter. The third section includes a third end bordering the second section and a fourth end defining a second edge of the body, and a third inner diameter, the third inner diameter defining a second chamber in the third section. The second chamber is in fluid communication with the orifice. The first inner diameter is greater than the third inner diameter, and the third inner diameter is greater than the second inner diameter.Type: GrantFiled: June 25, 2021Date of Patent: February 27, 2024Assignee: The Boeing CompanyInventor: Chandra Sudhakar Gudimetla
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Patent number: 11904817Abstract: The present invention relates to a pipe connector assembly and a tire maintenance apparatus having the same. The pipe connector assembly comprises a leak-proof valve, and the leak-proof valve is opened only after a sealed fluid medium path is formed between the pipe connector assembly and the tire valve when the pipe connector assembly is screwed to the tire valve. The present invention advantageously prevents fluid medium leakage at the connection between the pipe connector assembly and the tire valve.Type: GrantFiled: November 16, 2018Date of Patent: February 20, 2024Assignee: Active Tools International (HK) Ltd.Inventors: Koonfung Lam, Huilong Ji, Jianghua Yan