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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 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; ...
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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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Fluid Machine Patent Applications
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Scroll member and scroll-type fluid machine
Taiho Kogyo Co., Ltd.
August 18, 2016 - N°20160238007

A scroll member includes a base having a panel and a spiral blade provided to extend from the panel toward another scroll member, resin layer l1 formed on the base, and a plurality of grooves c formed on a surface of the resin layer. The plurality of grooves c are formed on the surface of resin layer l1. A cross ...
Scroll-type fluid machine
Sanden Holdings Corporation
August 11, 2016 - N°20160230759

A scroll-type fluid machine including: a scroll unit (4) having a fixed scroll (2) and a movable scroll (3) in which a bottom plate center (3c) and a wrap spiral center (3d) are made eccentric; and a rotation-inhibiting mechanism (30) with multiple rotating-inhibiting parts (33), each part (33) being composed of a circular hole (31) and a pin (32), wherein the rotation-inhibiting mechanism (30), a straight line a connecting ...
A concentric rotary fluid machine
Greystone Technologies Pty Ltd
July 14, 2016 - N°20160201668

A concentric rotary fluid machine includes a first body and a second body that are rotatable relative to each other and coaxially arranged one inside the other. A plurality of gates are supported by the second body in gate pockets. Each gate pocket includes: a gate retention recess that receives a gate cylinder of a gate; a gate seal recess ...
Diffuser of rotating fluid machines
Greystone Technologies Pty Ltd
June 30, 2016 - N°20160186768

A diffuser of a rotating fluid machine that processes a gas with high level of contaminants is provided, the diffuser having an annular surface portion facing rotating vanes of a rotor of the rotating fluid machine, the annular surface portion being at least partially covered with an abradable and anti-encrustation coating including (a) a first lower metal-based coating layer applied ...
Method for producing member for fluid machines, and member for fluid machines
Greystone Technologies Pty Ltd
June 30, 2016 - N°20160186767

A method for producing a member for fluid machines, which includes: a coating step of applying a glass-based material to the surface of a base; a smoothing step of removing some of the glass-based material while heating and melting the glass-based material after the coating step; and a solidification step of solidifying the heated and melted glass-based material after the ...
Scroll type fluid machine
Sanden Holdings Corporation
June 09, 2016 - N°20160160646

To provide a scroll type fluid machine including a rotation stopping mechanism that can reduce noise released to the outside of the scroll type fluid machine by damping vibration transmitted from a movable scroll to a casing. In a scroll type fluid machine (1) including a rotation stopping mechanism (36) for stopping rotation of a movable scroll without hindering revolving motion of ...
Scroll fluid machine
Anest Iwata Corporation
May 12, 2016 - N°20160131133

A scroll expander includes: a driving scroll body having a first axis line as a rotary shaft line; a driven scroll body having, as a rotary shaft, a second axis line shifted with respect to the first axis line; a bearing plate having the second axis line as a rotary shaft; a cylindrical driving pin attached to the driving scroll ...
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Fluid Machine Patent Applications
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Accelerated fluid machine
Anest Iwata Corporation
March 17, 2016 - N°20160079829

The accelerated fluid machine is an apparatus capable of generating inexpensively renewable and clean mechanical and/or electrical energy for powering partly or totally a vehicle, or a location (home, building, factory, etc.). Therefore it is an economical and effective way to reduce nowadays global warming and high energy costs. Its main components are a fluid-acceleration chamber and exhaust, and ...
Impeller and fluid machine
Mitsubishi Heavy Industries, Ltd.
March 17, 2016 - N°20160076551

Provided is an impeller and a fluid machine which have an annular hub (21) and a plurality of blades (22) radially arranged along an outer peripheral surface of the hub (21). On a pressure surface (p1) of the blade (22), there are provided a first pressure surface (31) extending from the hub (21) side at an angle of 90 degrees or less with respect to the forward ...
Centrifugal fluid machine
Mitsubishi Heavy Industries, Ltd.
January 21, 2016 - N°20160017888

A centrifugal fluid machine includes a rotor, a low pressure compression unit provided on one side in the axial direction of the rotor, a high pressure compression unit provided on the other side in the axial direction of the rotor, a partition wall 13 that separates the low and high pressure compression units, and a high pressure-side discharge passage 54 formed on ...
Method and devices for discharging contaminants out of a seal chamber
Ettem Engineering S.a. Ltd.
January 14, 2016 - N°20160010671

A method and an ejection device are provided for discharging contaminants out of a seal chamber of a rotating-fluid machine driving a main flow of contaminated fluid. The ejection device incorporates an obstacle for arresting a portion of the flow in the seal chamber to stagnation pressure, whereby a zone of fluid at stagnation pressure is created. A discharge passage ...
Fluid device
Daikin Industries, Ltd.
December 24, 2015 - N°20150369258

A fluid device having a fluid machine and a rotary electric machine includes a fluid machine and a rotary electric machine connected to a rotating shaft of the fluid machine. A cooler is arranged for carrying out liquid-cooling using a fluid of a cooling pipe connecting an upstream portion and a downstream portion of the fluid machine to bypass the ...
Rotating fluid machine
Mitsubishi Hitachi Power Systems, Ltd.
December 24, 2015 - N°20150369075

Provided is a rotating fluid machine capable of holding down a decrease rate of a circumferential velocity of a leakage fluid in an interspatial flow passage and thereby controlling an unstable fluid force. A steam turbine includes: an interspatial flow passage 15 formed between an outer circumferential surface of a rotor blade cover 6 and an inner circumferential surface of a grooved ...
Fluid machine
Hitachi Industrial Equipment Systems Co., Ltd.
December 10, 2015 - N°20150354551

An object of the invention is to provide a fluid machine capable of reducing vibration of a discharge valve while reducing a delay of closing of the discharge valve. The invention provides “a fluid machine, including: a piston reciprocating in a cylinder; a valve seat plate provided in the cylinder; a valve provided to a port portion of ...
Method and system for fluid flow control in a fluid network system
Abb Research Ltd
November 26, 2015 - N°20150337849

It is presented a method of controlling fluid flow in a fluid network system by means of a plurality of fluid machines. The method comprises the steps of a) obtaining a respective current fluid flow rate associated with each fluid machine, b) obtaining a current fluid machine speed of each fluid machine, c) obtaining desired fluid flow rates in the ...
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