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Matches 1 - 50 out of 1,451

Document Document Title
WO/2017/215903A1
The invention relates to a compressor arrangement for compressing a gas. The compressor arrangement comprises a drive unit (3) with a driveshaft (4) that can be driven in rotation and at least one compressor (1) which comprises a compres...  
WO/2017/090396A1
This vortex pump for pumping gas is provided with: a housing provided with an intake flow path and a discharge flow path; and an impeller which is accommodated in the housing, and which rotates around a rotational axis. The impeller has,...  
WO/2017/090510A1
A vortex pump that discharges sucked-in gas to an engine of an automobile. The vortex pump comprises: an impeller; and a housing that rotatably houses the impeller and that has a discharge flow path that extends away from the outside of ...  
WO/2017/090398A1
This vortex pump for pumping gas is provided with a housing, and an impeller which is accommodated in the housing, and which rotates around a rotational axis. The impeller is provided with: a plurality of blades which are provided along ...  
WO/2017/090397A1
This vortex pump is provided with: a housing which is provided with an intake flow path, a discharge flow path, and an accommodation space which communicates with the intake flow path and the discharge flow path; and an impeller which is...  
WO/2017/030164A1
The present invention is a turbo device in which the vanes have an outwardly convex shape as viewed in longitudinal section, wherein unstable characteristics produced due to re-circulating flow are effectively improved. Provided is a tur...  
WO/2017/013021A1
The invention relates to a side-channel machine having a housing (4a), located in the housing (4a) a side-channel (28) for guiding a gas, and at least one gas inlet opening (34) which is formed in the housing (4a) and is fluidically conn...  
WO/2017/009065A1
The invention relates to a side channel compressor comprising an impeller (2) which is arranged such that it can rotate in a housing (3), which is connected to a drive shaft that can rotate around a geometric axis of rotation (x), wherei...  
WO/2016/190754A1
A solar heat collector (100) is provided which has a plurality of upper air channels (3) arranged adjacently. A first flow control means (20) is provided at a first end of the upper air channels (3) and a second flow control means (20) i...  
WO/2016/151849A1
A turbine rotor blade according to an embodiment of the present invention comprises: a hub part that is connected to one end of a rotating shaft; a plurality of main blades that are provided on a peripheral surface of the hub part so as ...  
WO/2016/110373A1
Previously known side-channel blowers for an internal combustion engine comprise a fluid-penetrated housing (10, 12), an impeller (16) that is rotatably arranged in said housing (10, 12), impeller blades (32) that are formed in the radia...  
WO/2016/110371A1
Previously known side-channel blowers for an internal combustion engine comprise a fluid-penetrated housing, an impeller (16) that is rotatably arranged in said housing, impeller blades (32) that are formed in the radially outer region o...  
WO/2016/005038A1
The invention relates to a method for regulating rotational speeds of compressors which are arranged in series, for compressing a fluid, in particular cryogenic helium, wherein a setpoint inlet pressure which the fluid is supposed to be ...  
WO/2016/005037A1
Method for controlling the pressure and temperature of a fluid, in particular helium, in a series of cryogenic compressors, comprising the steps of: detecting an actual rotational speed for each compressor(V1, V2, V3, V4), detecting an a...  
WO/2016/007690A1
Vacuum generator system comprising a housing (12) with an impeller (14) and a diverter (20) having an airflow flange (30) comprising an arrow-like projection configured to extend into an airflow space of the housing. The diverter may hav...  
WO/2015/181774A1
A fan apparatus is described that comprises a rotational hub that defines a central axis, a first fan blade coupled to the rotational hub and extending radially outward from the central axis, wherein the first fan blade has a first pitch...  
WO/2015/181774A9
A fan apparatus is described that comprises a rotational hub that defines a central axis, a first fan blade coupled to the rotational hub and extending radially outward from the central axis, wherein the first fan blade has a first pitch...  
WO/2015/169496A1
The invention relates to an impeller (1), in particular for a side channel machine, having blades (5) which are arranged distributed in the circumferential direction, are formed in each case by a blade wall (6) and form open blade chambe...  
WO/2015/075808A1
The present invention addresses the problem of providing a centrifugal pump that internally pressurizes fluid that has been sucked thereinto and discharges the result to the exterior and wherein fluid pressurizing performance within a pu...  
WO/2015/073835A1
One exemplary embodiment of this disclosure relates to a centrifugal refrigerant compressor system. The system includes a condenser, an evaporator, and an economizer between the condenser and the evaporator. The system further includes a...  
WO/2015/055565A1
An impeller (4) for a side channel flow machine (2) has impeller blades the inlet region (15) of which is off-set from the outlet region (16). The inlet region (15) is connected to the outlet region (16) via a sloped transition region (1...  
WO/2015/049914A1
Defining γ as the inner angle formed when connecting an inside reference point (Q1), a blade tip (71) and an outside reference point (Q2) in that order with straight lines, it holds for this propeller fan that 12≤γ/n≤17; defining L...  
WO/2015/007351A1
The invention relates to a device (20) for pumping a first fluid flow (24) and a second fluid flow (26), said device comprising a first fluid channel (21) for conducting the first fluid flow (24) along a first flow direction (25) and a s...  
WO/2014/180343A1
Disclosed is a pipeline wheel pressure boosting ventilation compressor, comprising a casing (1), an air inlet (2) of the casing, an air outlet (3) of the casing, a rotor(4), a transmission shaft (5) of the rotor, an air pipe wheel (6), a...  
WO/2014/125238A1
The present invention relates to a vacuum pump (10) comprising a regenerative pumping mechanism (12) and a drag pumping mechanism (14). The regenerative pumping mechanism (12) comprises a generally disc-shaped member (16) mounted on an a...  
WO/2014/086658A1
The subject matter of the invention is a turbomachine comprising a housing (1), an electromotor (2) arranged in the housing (1), the electromotor (2) having a stator (3) and a rotor (4) arranged on a shaft (5), also comprising at least o...  
WO/2014/082892A1
The invention relates to a small, low-noise side channel compressor for producing a defined volumetric flow, such as is needed in particular for devices for ventilation therapy. This is achieved by means of a new type of shape of the bla...  
WO/2014/072692A2
A band with an airfoil profile that follows a continuous path like a wave substantially in the plane of a virtual disc moving around the circumference between it and a common radial offset such that when the band rotates about the disc's...  
WO/2014/072692A3
A band with an airfoil profile that follows a continuous path like a wave substantially in the plane of a virtual disc moving around the circumference between it and a common radial offset such that when the band rotates about the disc's...  
WO/2014/069948A1
A gas booster using a pump according to the present invention comprises: a cylinder portion; a pump housing which communicates with the cylinder portion and is provided with a first suction portion and a first discharge portion; a piston...  
WO/2013/136016A3
The invention relates to a rotary compressor that includes a disc-shaped rotor having a radius R, supporting on the periphery thereof at least one first series of non-planar blades intended for accelerating the fluid to be compressed bet...  
WO/2013/087130A1
The present invention concerns a rotary compressor for compressing a gaseous medium, comprising an impeller (2), a drive unit (3) and a magnetic coupling (4) comprising a rotating inner rotor (41), a rotating outer rotor (42) and a can (...  
WO/2013/030444A3
A method and an arrangement for cooling an electric machine, comprising an electric machine (10) and at least one blower (20) connected to an axle (11) of the electric machine for blowing a cooling agent into the electric machine or for ...  
WO/2013/019150A1
The invention relates to mechanical engineering and can be used in pumps for pumping liquids or gases. The device comprises a housing with intake and discharge pipes, shafts with impellers disposed thereon, and a working chamber in the f...  
WO/2013/017383A1
The invention first relates to an air filter attachment (4) for a turbomachine, in particular a side channel compressor, comprising a housing, comprising a filter material (8) arranged in a housing interior, and comprising an inlet (9) a...  
WO/2013/013933A1
The invention relates to a side channel blower, in particular a secondary air pump for an internal combustion engine, comprising a multi-part housing which has at least one inlet (6, 7) and at least one outlet (20, 21) and has substantia...  
WO/2013/005596A1
The present invention relates to a cooling device and addresses the problem of providing a cooling device which has small pressure loss and low noise and to which a foreign material does not easily adhere. The cooling device (6) is provi...  
WO/2012/113700A1
A side channel machine arrangement comprises a side channel machine (1) and a fluid connection device (2). The side channel machine (1) has a housing (5), side channels arranged in the housing (5) and fluid inlet openings (11) provided i...  
WO/2012/041625A1
Side channel blowers having devices for minimizing noise emissions are known that do not, however, sufficiently reduce noise when the control valve is closed. The invention therefore proposes a side channel blower, in which further reces...  
WO/2011/070589A3
A conical shape single rotor compressor is used for compressing a fluid such as air, gas or refrigerant. It comprises a conical shape rotor (1) placed horizontally in a taper housing (5) of the compressor. The said rotor (1) is mounted b...  
WO/2011/020663A1
The invention relates to delivery units consisting of a pump chamber made of aluminum material and a rotor arranged in the pump chamber are known, wherein the pump chamber is provided with an anodic oxidation coating in order to achieve ...  
WO/2010/133868A1
A vacuum pump rotor suitable for use in a vacuum pump is described for a vacuum pump that comprises a regenerative pumping mechanism. The rotor has a generally disc-shaped configuration and is mounted on an axial shaft for rotation relat...  
WO/2010/103797A1
A fan impeller having reduced draft resistance and enhanced air blowing performance. A fan impeller (1) provided with a hub (2) and blades (3) extending radially from the hub (2), wherein the hub (2) is configured by combining oblique fl...  
WO/2010/094936A1
The invention is a compression method having characteristics of smooth compression and internal cooling of the gas. Embodiments of the invention employ a cylindrical chamber and an orbiting rotor to create a moving duct or chamber whose ...  
WO/2010/086210A1
Side channel blowers comprising devices for minimizing noise emissions are known. However, said side channel blowers often are insufficient and limit the volumetric flow to be conveyed. Therefore, a side channel blower is proposed, where...  
WO/2010/052044A1
Known are side channel blowers with devices for minimizing noise emissions, but these are in most cases not sufficient and restrict the volume stream to be conveyed. The invention therefore proposes a side channel blower having a recess ...  
WO/2010/052082A1
Differently designed side channel blowers with means for noise reduction are known. Aside from noise reduction, there is also a need for a larger maximal conveying volume whilst retaining the same size. According to the invention, a side...  
WO/2009/059719A1
A side channel compressor for compressing a gas comprises a housing (3), a side channel (30), located in the housing (3) and having a cross-sectional area (A), for compressing a gas, a gas inlet opening (31) formed in the housing (3), th...  
WO/2009/059718A1
The invention concerns a side channel compressor for compressing a gas, the side channel compressor comprising a housing (3), a side channel (30) located in the housing (3) for compressing a gas, a gas inlet opening which is formed in th...  
WO/2009/059660A1
The invention relates to a pump having a shaft (4) and an impeller (5) arranged on the shaft (4), and a seal (9) arranged between stationary and moving parts of the pump (1), wherein a part (13, 14) of the housing (10, 11) facing the imp...  

Matches 1 - 50 out of 1,451