Patents Examined by Patrick C Williams
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Patent number: 11549590Abstract: A valve includes an actuation assembly including a drive device that generates a driving force, a needle shaft connected, at one end thereof, to the drive device to receive the driving force from the drive device and perform linear motion, a needle nut that is coupled to the drive device and that has an empty space through which the needle shaft passes, so as to guide the linear motion of the needle shaft, and a valve disc coupled to an opposite end of the needle shaft, a body is coupled with the actuation assembly and that has a valve opening inside, the valve opening being selectively opened or closed as the valve disc, which is inserted into the body in which water flows, performs linear motion, and a clip that fixes the body and the actuation assembly such that the body and the actuation assembly are not separated from each other.Type: GrantFiled: December 22, 2020Date of Patent: January 10, 2023Assignee: KYUNGDONG NAVIEN CO., LTDInventors: Jae Myung Joo, Doo Hyung Jeong
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Patent number: 11543046Abstract: A valve includes a valve housing body extending along a central longitudinal axis (X) between a first end and a second end. The valve housing comprises a first chamber at said first end comprising a gas inlet for receiving a gas and a second chamber at said second end having a plug provided at said second end, and an inter-chamber passageway connecting said first chamber to said second chamber. The valve further comprises a gas outlet provided in said inter-chamber passageway, and a piston provided in said inter-chamber passageway. The piston is movable between a first position wherein said outlet is blocked by said piston and a second position wherein said outlet is not blocked by said piston. The plug has a ventilation passageway extending therethrough. The valve has bypass channel configured to fluidly connect the first chamber to said second chamber and is not aligned with the ventilation passage.Type: GrantFiled: March 23, 2021Date of Patent: January 3, 2023Assignee: GOODRICH CORPORATIONInventors: Adrian Tarnowski, Mateusz Pawłucki, Kamil Czechowski
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Patent number: 11543043Abstract: A free-standing faucet which includes a valve assembly, a spout, an inlet tube set, and a free-standing casing tube, a spray holder, and a spray is revealed. The valve assembly consists of a housing, a mixing valve, and a diverter, and a handle. The housing is composed of a mixing valve chamber in which the mixing valve is mounted, a pipe joint connected to the inlet tube set, a connection portion formed on one side of the pipe joint close to the mixing valve chamber, a first cold water channel, and a first hot water channel. The first hot and cold water channels are formed inside the pipe joint and communicating with the connection portion and the inlet tube set. An adapter is connected to the connection portion and having second cold and hot water channels. Thereby the mixing valve can be assembled and positioned easily, securely and accurately.Type: GrantFiled: October 28, 2021Date of Patent: January 3, 2023Assignee: Globe Union Industrial Corp.Inventors: Chun-Hung Li, Yung-Cheng Yu, Jiun-Li Tsai, Chu-Cheng Chu, Kuo-Tung Ni
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Patent number: 11543063Abstract: A breakaway coupling for connecting two fluid lines, comprising a first coupling part (3) which can be connected to the first fluid line and a second coupling part (4) which can be connected to the second fluid line. The coupling parts (3, 4) can be disconnected from one another by way of a defined disconnecting force, wherein at least one of the coupling parts (3, 4) has an outflow prevention valve (20) with a valve seat (21) and with a sealing body (14) which is configured for interaction with the valve seat (21). The outflow prevention valve (20) has a hold-open element (16) which is configured to enable a passage of the fluid in the joined-together state of the coupling parts (3, 4). The outflow prevention valve (20) is configured to prevent an outflow of the fluid from at least one of the fluid lines in the disconnected state of the coupling parts (3, 4).Type: GrantFiled: May 4, 2020Date of Patent: January 3, 2023Assignee: ELAFLEX HIBY GMBH & CO. KGInventor: Ulrich Meyer
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Patent number: 11536267Abstract: A fluid end having its fluid flow bores sealed without threading a retaining nut into the walls of each bore. The fluid ends may be assembled using a plurality of different kits, each kit comprising a fluid end body, a component, a retainer element, and a fastening system. The retainer element holds the component within each of the bores formed in the fluid end body and the fastening system secures the retainer element to the body. The fastening system comprises a plurality of externally threaded studs, washers and nuts in some embodiments. In other embodiments, the fastening system comprises a plurality of screws.Type: GrantFiled: March 29, 2021Date of Patent: December 27, 2022Assignee: Kerr Machine Co.Inventors: Mark S. Nowell, Kelcy Jake Foster, Christopher Todd Barnett, Micheal Cole Thomas, Brandon Scott Ayres, Michael Eugene May, Guy J. Lapointe
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Patent number: 11524573Abstract: A fuel storage device includes a fuel tank, a circulation passage, a canister, a vapor passage, and an adjuster. The fuel tank is configured to store fuel. The circulation passage fluidly connects the fuel tank and a vicinity of a fuel supply port. The canister is configured to recover gas generated in the fuel tank. The vapor passage fluidly connects the fuel tank and the canister. The adjuster is configured to adjust a circulation flow rate of the gas flowing through the circulation passage in supply of the fuel, using a negative pressure.Type: GrantFiled: April 21, 2021Date of Patent: December 13, 2022Assignee: SUBARU CORPORATIONInventors: Yasufumi Suzuki, Kengo Ito
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Patent number: 11525546Abstract: The invention relates generally to natural gas plumbing systems. More specifically, the present invention relates to a plumbing system that is preassembled to a large extent at a manufacturing site prior to shipping to the site of installation. The pre-assembled plumbing system may be used to convey gas to, for example, a fire pit, outdoor gas grill, fire bowl, gas lighting, and fire tables. The pre-assembled plumbing system may be easily installed and may include a flexible gas pipe, a transition riser, and a lead-in assembly. Further, the lead-in assembly may include a swivel joint configured to provide 360 degrees of multi-plane range of motion. The plumbing system may be coiled for storage and then transported to a site. Advantageously, the plumbing system is manufactured and sold as a single pre-assembled unit, thereby facilitating the ease and speed with which the plumbing system can be installed.Type: GrantFiled: March 9, 2021Date of Patent: December 13, 2022Assignee: Chicago Gas Lines, Inc.Inventors: Edward Selleck, Ryan Gerstad
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Patent number: 11519513Abstract: A valve (V, V1, V2) includes a housing (VG) and a piston (VK) displaceably guided therein. A first end (VK1) of the piston (VK) can be acted upon by a force, with the aid of which the piston (VK) is displaceable against a spring (F) acting upon a second end (VK2) of the piston (VK). The valve (V, V1, V2) has four switching conditions, in which four ports (A, B, P, T) in the housing (VG) are selectively connectable to one another or blocked with respect to one another. In a first switching condition, none of the ports (A, B, P, T) are connected to one another. The spring (F) is configured in such that, in the absence of an application of force onto the first end (VK1), the piston (VK) is held in a position, which corresponds to the first switching condition of the valve (V, V1, V2).Type: GrantFiled: October 30, 2018Date of Patent: December 6, 2022Assignee: ZF FRIEDRICHSHAFEN AGInventors: Karsten Kudermann, Rainer Novak, Markus Moosmann, Tobias Pfleger
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Patent number: 11519520Abstract: A gas valve includes a body, a knob and a pin. The pin is connected to the knob and contacts the body. When the knob is rotated to drive the valve between a turn-off position and a turn-off position. The knob and the valve are threadedly co-rotated to change the distance of the knob relative to the body. When the knob and the valve are rotated to the turn-off position, the pin protrudes beyond the through hole. When the knob and the valve are rotated to the turn-on position, the pin does not protrude beyond the through hole. The users are acknowledged the gas valve is turned off or turned on by the position of the pin.Type: GrantFiled: July 6, 2021Date of Patent: December 6, 2022Inventor: Yi-Jhih Bai
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Patent number: 11511290Abstract: A flow control device including: a housing including a flow passage extending from an inlet, through the housing to an outlet; a hollow tube within the housing defining a tube passage included in the flow passage of the housing; a valve seat in the housing and disposed between the inlet to the flow passage and an inlet to the tube passage of the hollow tube; and a drain check shuttle within the housing and configured to move reciprocally with respect to both the housing and the hollow tube, wherein the drain check shuttle has: a first position within the housing at which the drain check shuttle abuts the valve seat, and closes a gap between the valve seat and the inlet to the hollow tube; and a second position displaced from the valve seat and which opens the gap.Type: GrantFiled: January 8, 2021Date of Patent: November 29, 2022Assignee: NELSON IRRIGATION CORPORATIONInventor: Riley D. Greenwood
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Patent number: 11512790Abstract: The invention relates to a valve device (100) for a gaseous medium, in particular hydrogen, comprising a valve housing (6) which comprises a closing element (14) that is arranged therein and can be moved in the longitudinal axis (18). The closing element (14) interacts with a seal seat (16) in order to release and close a through-opening (22). The valve housing (6) is equipped with at least one spring element (8) which is supported against the closing element (14) and the valve housing (6). Furthermore, the at least one spring element (8) is made of a bimetal.Type: GrantFiled: October 9, 2019Date of Patent: November 29, 2022Assignee: Robert Bosch GmbHInventors: Max Seitter, Friedrich Muehleder
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Patent number: 11511622Abstract: A mounting structure for a fuel shutoff valve unit (U) includes a valve device (50) which is provided in a fuel tank (31) of a saddle type vehicle (1) and in which a breather passage (Y) which discharges volatile fuel to the outside is formed and a valve (51) which prevents leakage of liquid fuel is provided, wherein, in the saddle type vehicle including a filler tube (F) which is provided inside the fuel tank (31) and supplies fuel supplied from the outside to the inside of the fuel tank (31), a support member (B) which is provided on an outer peripheral surface of the filler tube (F) and supports the fuel shutoff valve unit (U) inside the fuel tank (31) is provided.Type: GrantFiled: November 30, 2018Date of Patent: November 29, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Ko Kurata, Hiroshi Inaoka, Ikuo Hara
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Patent number: 11505928Abstract: A faucet includes a faucet body and a spout attached to the faucet body and extending from the faucet body along an axis. The spout has an interior defining a fluid path. A cartridge seat is positioned within the faucet body and contacts a valve cartridge positioned offset from the axis. The valve cartridge is fluidically connected to the cartridge seat. A flexible tube fluidically connects between a fluid outlet of the cartridge seat and the spout, and is positioned entirely within a cavity formed by the faucet body and the spout.Type: GrantFiled: September 18, 2020Date of Patent: November 22, 2022Assignee: Spectrum Brands, Inc.Inventor: Evan Benstead
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Patent number: 11505927Abstract: A pull-out faucet main body including a valve core seat assembly and a pull-out faucet are provided. The faucet main body is composed of a main pipe and a side wall branch pipe. The valve core seat assembly includes a valve core seat and a main body fixing seat. The main body fixing seat has a body that matches an included angle between the main pipe and the side wall branch pipe. A lug is additionally provided horizontally outward on an outer side of the body, and at least one water inlet channel and a water outlet channel which are independent from each other are provided in an inner cavity of the body, and the main body fixing seat is locked and fixed inside the main pipe by a nut, and the valve core seat is exactly engaged into the side wall branch pipe.Type: GrantFiled: September 14, 2020Date of Patent: November 22, 2022Assignee: PPI XIAMEN INDUSTRY CO., LTD.Inventors: Wenrong Lu, Jijun Lin
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Patent number: 11506228Abstract: A drive circuit for operating a solenoid includes a main switch and a charge pump circuit. The main switch is coupled in series with a coil of the solenoid. The main switch is configured to selectively enable current flow from a voltage source according to a main switching signal to translate a poppet of the solenoid between an opened position and a closed position. The charge pump circuit is coupled to the voltage source. The charge pump circuit is configured to discharge through the coil to translate the poppet from the closed position to the opened position, and to charge when the poppet is held in the opened position.Type: GrantFiled: September 24, 2019Date of Patent: November 22, 2022Assignee: Capstan Ag Systems, Inc.Inventors: Kale Schrader, Duane Needham
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Patent number: 11499649Abstract: A flow control valve includes a housing having a valve chamber, an inlet port, an outlet port, and a valve seat. In addition, the flow control valve includes a valve body disposed in the valve chamber, an actuator having an output rotational shaft, a feed screw mechanism to convert forward and reverse rotational motion of the output rotational shaft to axial reciprocating motion of the valve body, a backlash preventive spring positioned between the housing and the valve body, and a spring supporting device formed on the housing and having a spring seating surface. The spring seating surface is spaced from the valve seat in an opening direction of the valve body.Type: GrantFiled: March 3, 2021Date of Patent: November 15, 2022Assignee: Aisan Kogyo Kabushiki KaishaInventor: Shinji Murai
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Patent number: 11499650Abstract: A valve assembly including a valve housing and a handle that is movable about an actuation axis to actuate a valve actuator within the valve housing between an open position and a closed position. The handle has a first opening and the valve housing has a second opening. When the valve actuator is in the closed position the first opening aligns with the second opening to enable receipt of a lockout member that prevents movement of the valve actuator from the closed position to the open position.Type: GrantFiled: July 12, 2016Date of Patent: November 15, 2022Assignee: Parker-Hannifin CorporationInventor: Zachary Spencer Smith
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Patent number: 11499652Abstract: A valve assembly is provided, the valve assembly includes a shaft, the shaft comprising a sight through-hole; and a flow through-hole. The valve assembly further comprises a shaft position mechanism, the shaft position mechanism comprising a driving means configured to provide movement to the shaft, and at least one diode and at least one corresponding sensor. The valve assembly further includes at least one flow path from at least one fluid inlet to at least one fluid outlet, wherein the shaft is configured to move across the at least one flow path so as to allow flow therethrough in a first position, and to block the at least one flow path in a second position.Type: GrantFiled: March 25, 2021Date of Patent: November 15, 2022Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Dariusz Sapija, Agata Kurowska
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Patent number: 11480265Abstract: Systems and methods described herein provide for pressure relief valve detection and monitoring. A valve assembly includes a striker and an indicator assembly separated by a diaphragm. The diaphragm may be elastically or permanently deformable. The striker may be connected to a relieve valve disk that releases in response to high fluid pressure at the valve. Movement of the striker may be detected by contact with the diaphragm or by sensors near the diaphragm, which may trigger the indicator assembly to provide an external indication of a valve opening.Type: GrantFiled: February 26, 2020Date of Patent: October 25, 2022Assignee: Hansen Technologies CorporationInventors: Orval Kuhn, Michael Fischer, Santhosh Kumar, Bryant Crane
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Patent number: 11473698Abstract: A spool valve device includes: a housing with channels; a spool moving to change channel connection statuses; an electric actuator including an electric motor and linear-motion conversion mechanism, the motor rotating an output shaft by torque corresponding to a drive current supplied to the motor, the mechanism converting rotational output shaft movement into straight movement and applying thrust corresponding to the torque to the spool to change position; a biasing member applying biasing force to the spool against the actuator thrust; an angle detector detecting an motor output shaft angular position; a driving portion driving the motor by controlling drive current flow supplied to the motor based on a position command input and the angular position detected by the angle detector; and an abnormality determining portion calculating the spool position based on the detected angular position and determine presence or absence of operation spool abnormality.Type: GrantFiled: September 11, 2018Date of Patent: October 18, 2022Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Hideki Tanaka, Yukito Imamura, Kenjirou Hara, Masahiro Yamada, Keita Morikawa