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Fluid Machine

Fluid Machine-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Scroll fluid machine
Mitsubishi Heavy Industries Automotive Thermal Systems Co., Ltd.
December 28, 2017 - N°20170370219

One of a pair of a fixed scroll and an orbiting scroll is the scroll including a step portion provided only at a predetermined position along a spiral direction on a blade bottom surface of a spiral wrap, and the other one of the scrolls is the scroll including a step portion provided only at a predetermined position along a ...
Free rotary fluid machine
Mitsubishi Heavy Industries Automotive Thermal Systems Co., Ltd.
December 07, 2017 - N°20170350250

There is provided a free rotary fluid machine including: a main body which is provided in a hollow cylindrical shape, and has an elliptical inner circumferential surface; a rotor which is provided in the main body, and rotates about the same rotation center as the main body; tip seals which are provided at one side of the rotor so as ...
Scroll fluid machine
Mitsubishi Heavy Industries Automotive Thermal Systems Co., Ltd.
November 30, 2017 - N°20170342837

In a scroll fluid machine, a thinned section (26) is provided in correspondence with a position at which the wrap height of a spiral wrap (15b, 16b) changes due to a step part. The thinned section (26) is provided on the front-side surface or the rear-side surface of a tooth tip section of at least one of the spiral wraps (15b, 16b) ...
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Fluid machine with plasma actuator
National Institute Of Advanced Industrial Science And Technology
November 16, 2017 - N°20170326989

A fluid machine includes a rotary blade, a casing configured to house the rotary blade therein, and an insulation coated conductor attached within a recess circumferentially provided in an inner circumference of the casing opposed to an outer end of the rotary blade, the insulation coated conductor including a conductive wire and an insulation material coating. The dielectric barrier discharge ...
A fluid motor and a fluid pump
Genius Velo Limited
November 09, 2017 - N°20170320542

A fluid machine for a pneumatic or hydraulic drive system, said fluid machine being able to work as a fluid motor or as a fluid pump, comprising: at least two piston assemblies each comprising a piston means (110a-c), the at least two piston assemblies being operable to cause sequential reciprocating movement of the pistons means (110a-c); a drive member (120) rotatable ...
Fluid system
Genius Velo Limited
November 02, 2017 - N°20170314527

A control device estimates a flow rate and an effective height difference of a fluid machine based on a characteristic detectable with regard to a rotating electrical machine and correlating with the flow rate and the effective height difference of the fluid machine. A total flow rate in a pipe system is estimated based on these values estimated by the ...
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Fluid Machine Patent Applications
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Fluid machine
Kabushiki Kaisha Toyota Jidoshokki
October 05, 2017 - N°20170288512

A fluid machine includes a housing including a suction port through which fluid is drawn, an electric motor accommodated in the housing, and a drive device configured to drive the electric motor. The drive device includes a circuit board, a heat-generating component, and a metal member. The circuit board includes a pattern wire. The circuit board is opposed to an ...
Inverter controller and on-vehicle fluid machine
Kabushiki Kaisha Toyota Jidoshokki
September 28, 2017 - N°20170279393

An inverter controller is used to control an inverter circuit that drives an electric motor including a rotor and a stator. The inverter controller includes a voltage detector configured to detect input voltage, a current detector configured to detect motor current, an instruction value calculation unit configured to calculate an instruction value based on an external instruction value and a ...
Motor-driven fluid machine
Kabushiki Kaisha Toyota Jidoshokki
September 28, 2017 - N°20170279325

A motor-driven fluid machine has three motor wires. The innermost one of the three motor wires in the radial direction of a rotary shaft on a specific section of an outer end portion of a coil end is defined as a first motor wire. The first motor wire has a first extension, which extends from an inner side toward an ...
Fluid machine
Kabushiki Kaisha Toyota Jidoshokki
September 28, 2017 - N°20170276136

A fluid machine includes a housing, an electric motor, a drive circuit that includes a heat-generating component and drives the electric motor, a cover that defines an accommodation chamber, which accommodates the drive circuit, with the housing, and a fastener that fastens the cover to the housing. The cover is configured to press the heat-generating component or a heat transfer ...
In-vehicle inverter device and in-vehicle fluid machine
Kabushiki Kaisha Toyota Jidoshokki
September 28, 2017 - N°20170274735

An in-vehicle inverter device includes a noise reduction circuit, which has a common mode choke coil configured to reduce common mode noise and normal mode noise contained in dc power, and an inverter circuit, which receives the dc power in which the noise has been reduced. The noise reduction circuit includes: an input-side capacitor and an input-side resistor provided on ...
Scroll fluid machine
Sanden Holdings Corporation
September 21, 2017 - N°20170268340

Scroll fluid machine (1) in which the dislodgement of a slide bush (56) and a spring (61), which are provided in an eccentric bush (36), is prevented. Provided in receiving hole (58) of eccentric bush (36) are slide bush (56), which is movable in the direction of eccentricity, and spring (61), which biases slide bush (56) in a moving direction. A spring holding section (56b) and engagement projections (56a) ...
Scroll fluid machine
Hitachi Industrial Equipment Systems Co., Ltd.
August 17, 2017 - N°20170234130

The purpose of the present invention is to provide a scroll fluid machine, the reliability of which is ensured and which can be manufactured with high productivity. The present invention provides a scroll fluid machine comprising: a stationary scroll having a spiral wrap upstanding therefrom; an orbiting scroll provided facing the stationary scroll and orbiting; a casing provided outside the ...
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Fluid Machine Patent Applications
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  • + full patent PDF documents of Fluid Machine-related inventions.
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Scroll type fluid machine
Sanden Holdings Corporation
July 27, 2017 - N°20170211390

A shell-integrated fixed scroll includes a cylindrical shell that is integrated with an end plate on which a scroll wrap is erected, and has a proximal end entirely connected with an outer periphery of the end plate and a leading end extending in the axial direction. The wall of the shell partially forms a thick portion having a large thickness ...
Scroll type fluid machine, method and device for forming elastic coating thereon
Anest Iwata Corporation
June 15, 2017 - N°20170167486

A coating solution that contains 10 to 20% by weight of epoxy resin serving as a thermosetting resin, 20 to 30% by weight of mos2, and 5 to 10% by weight of graphite, with a remainder thereof constituted by an organic solvent, is sprayed onto a wrap portion side face of an orbiting scroll from a spray nozzle. While spraying the coating solution, the orbiting scroll ...
Rotary fluid machinery and method for eliminating axial rotor displacement
Jiangsu Fengtai Fluid Machinery Technology Co., Ltd.
June 01, 2017 - N°20170152852

An externally-supported rotary fluid machinery and a method for eliminating axial rotor displacement. The fluid machinery includes a box body, an air cylinder and a rotor, wherein the rotor is eccentrically mounted in the air cylinder; the air cylinder is mounted in the box body; one end of a sliding plate is inserted in the rotor, and the other end ...
Fluid machine with variable vanes
Hanwha Techwin Co., Ltd.
April 13, 2017 - N°20170101885

A fluid machine with variable vanes includes: a case, a plurality of vanes arranged along a circumferential direction of the case; a transmission ring rotatably provided in the case and configured to rotate with respect to the case; a transmission member provided on the transmission ring; and a driving assembly detachably attached to the case and including: a driving shaft; ...
Scroll fluid machine
Anest Iwata Corporation
March 16, 2017 - N°20170074265

A scroll fluid machine includes fixed and orbiting scrolls which form a compression chamber; a land which divides the compression chamber into first-stage and second-stage compression chambers; a wrap groove formed in a spiral shape along a tip of a fixed wrap of the fixed scroll; an intermediate groove formed in the land; a seal member; and an intermediate seal ...
Bearing and scroll-type fluid machine
Taiho Kogyo Co., Ltd.
March 09, 2017 - N°20170067508

Bearing 11 has base material 110 and coating layer 111. Base material 110 contains crank shaft 13 on an inner circumferential surface side. The inner circumferential surface of base material 110 is coated with coating layer 111. The inner circumferential surface side of base material 110 is coated with resin with thickness t, the resin is dried, and thereafter surface treatment is carried out such that multiple grooves ...
Method and jig for measuring angle
Mitsubishi Hitachi Power Systems, Ltd.
November 24, 2016 - N°20160341535

This angle measurement method is a method of measuring an angle of a variable vane of an axial flow fluid machine including a vane main body which is disposed inside of a casing, and an arm which is disposed outside of the casing and rotates integrally with the vane main body, and includes: a jig mounting step of mounting a ...
Rotor, permanent magnet electric motor having the rotor, fluid machine having the permanent magnet electric ...
Mitsubishi Electric Corporation
November 10, 2016 - N°20160329784

A rotor includes a rotor core which is formed by stacking steel plates and includes a first through hole in a center part, at least one second through hole in the vicinity of the first through hole and a rivet insertion hole; a plurality of permanent magnets which are disposed in a circumferential direction of the rotor core and are ...
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