Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 5,633

Document Document Title
WO/2018/162655A1
The bearing arrangement includes a one-piece gas bearing sleeve (32) configured to rotatably support the drive shaft (4) and made in molybdenum or in a molybdenum alloy, the one-piece gas bearing sleeve (32) including a radial bearing su...  
WO/2018/162667A1
The centrifugal turbo-compressor (2) includes a hermetic casing; a drive shaft (6); a first and a second compression stage (12, 13) configured to compress a refrigerant and respectively including a first and a second impeller (18, 19) co...  
WO/2018/161948A1
Disclosed is a vertical composite radial flow molecular pump, comprising a pump cylinder (11) with the upper end being open, wherein a side wall of the pump cylinder (11) is provided with an air inlet (12) and an air outlet; a radial flo...  
WO/2018/162204A1
The invention relates to an electric machine (40) comprising: a housing (12), a stator, a rotor which is rotatably mounted in a receiving area of the stator, a cooling device for discharging heat out of the housing (12), a heat exchanger...  
WO/2018/162660A1
The double-stage impeller arrangement (17) includes a first impeller (18) and a second impeller (19), each of the first and second impellers (18, 19) having a front-side (21, 22) and a back-side (25, 26), the first and second impellers (...  
WO/2018/163574A1
This air conditioner comprises: a suction opening; a fan for sucking air from the suction opening; a heat exchanger for exchanging heat with the air having been sucked from the suction opening; a discharge opening for discharging air hav...  
WO/2018/154931A1
The present invention addresses the problem of providing a centrifugal pump with which thinning is achieved by using a radial gap type motor, with which flow passage losses from a suction flow passage to a discharge flow passage are smal...  
WO/2018/155546A1
According to the present invention, a casing that surrounds a rotary shaft and impellers (4) comprises: return flow paths; and pluralities of return vanes (50) that are provided in the return flow paths at intervals in the circumferentia...  
WO/2018/153583A1
A recirculation stage (RCH) of a radial turbomachine (RTM) having at least one stator vane stage (VST), wherein the recirculation stage (RCH) extends in annular fashion around an axis (X), wherein the recirculation stage (RCH) is defined...  
WO/2018/148789A1
A compact respiratory therapy device suitable for use by a patient during sleep to provide respiratory pressure therapy such as at a pressure between 4-30 cmH2O includes a housing, an inlet, an outlet, a motor including a rotor, and an i...  
WO/2018/151293A1
This centrifugal compressor is provided with: an impeller which rotates about a main shaft (4); a plurality of stages of compressing units (6) including a return flow passage (63) which has a return vane (64) for guiding a main flow of a...  
WO/2018/147993A1
A centrifugal gas compressor with rotating hollow housing and an independently rotating turbine compresses gas bubbles in capillary tubes and recovers energy from the liquid drain (sometimes a liquid recycler). The housing rotatably reta...  
WO/2018/145838A1
Return stage, radial turbomachine The invention relates to a return stage (RTC) through which a process fluid is designed to flow along a throughflow direction of a radial turbomachine (RTM), in particular a radial turbo compressor retur...  
WO/2018/143135A1
A cross-flow-type blower (30), wherein the relationship between an angle θ when the position of a protrusion (71) relative to a volute tongue point (O) of a scroll wall part (37a) is represented by the center angle of a fan rotor (31) a...  
WO/2018/138438A1
The invention relates to a wheel blade (40) for a turbomachine compressor. The blade (40) comprises a body (41) extending between the root (P) of the blade in the direction of the height (Y-Y) of the blade. The body (41) extends from a l...  
WO/2018/130690A1
A fan wheel (1) comprising a base disc (3) and a cover disc (2) that has an axial inlet opening, and a blade ring arranged between the base disc (3) and the cover disc (2) and formed from fan wheel blades (4) to convey a conveyed medium,...  
WO/2018/113855A1
The invention relates to a fan module comprising at least one fan (1), possibly a nozzle plate (5) and a suspension (10). Said fan module has a device on the pressure side to reduce or suppress a backflow and to even out the air flowing ...  
WO/2018/111457A1
A compressor (22) comprises: a housing (50); a shaft (70); a plurality of bearings (66, 67, 68, 74, 76) mounting the shaft to the housing for relative rotation about an axis (500); and a motor (52). The motor has: a rotor (64) mounted on...  
WO/2018/108479A1
The invention relates to a vacuum pump system, comprising a main vacuum pump (10) that is connected to a chamber (14) that is to be evacuated. An auxiliary pump (12) is connected to an outlet of the main vacuum pump (10). Furthermore, a ...  
WO/2018/104719A1
An improved cooling arrangement for a vacuum pump motor and control is provided; wherein both the motor and control are provided with cooling mechanisms and housed in respective housings connected by at least one opening. The cooling mec...  
WO/2018/095917A1
According to one aspect of the present disclosure, a turbo-compressor (100) is provided. The turbo-compressor (100) includes: a rotor assembly (110) extending in an axial direction A and comprising at least one impeller (112) configured ...  
WO/2018/097511A1
The present invention relates to a turbo compressor for compressing gas such as air so as to supply the same to the outside, the turbo compressor comprising: a compressed gas suction port through which gas is suctioned; a first impeller ...  
WO/2018/085293A1
A magnetically driven centrifugal pump has a pump case, an open vane impeller in the pump case, a stuffing box including a stuffing box outer being fixed relative to the pump case and a stuffing box inner threadedly engaged with the stuf...  
WO/2018/075635A1
A blower assembly includes a blower housing and a fan wheel mounted within the blower housing and being rotatable about an axis of rotation. The fan wheel includes a support disk positioned near a center of the fan wheel. A first wheel p...  
WO/2018/066134A1
Provided are an electric blower capable of effectively dissipating heat transmitted to a rotary shaft, and an electric vacuum cleaner and a hand dryer equipped with the electric blower. The electric blower is equipped with: an electric u...  
WO/2018/062540A1
A cross-flow blower (30) provided with a fan rotor (31) and a housing (32), wherein two sidewall parts (38) disposed on both ends in the axial direction of the fan rotor (31) are formed in such a manner that a blowout flow passage (F), w...  
WO/2018/064101A1
A pump having two impellers driven by a common drive shaft where the impellers have suction inlets facing each other and are configured to axially receive fluid from a common chamber. A direct line path exists between suction inlets of t...  
WO/2018/058892A1
A centrifugal fan comprises a housing (20) having an air inlet provided on a cover portion (23) thereof and a plurality sets of air outlets provided on a peripheral wall portion (22) thereof; a wind wheel (30) configured to urge the air ...  
WO/2018/054691A1
The invention relates to a turbocompressor housing (TCC) which extends along a longitudinal axis (X). The turbocompressor housing (TCC) has an inflow (INL1) in an axial inflow section (INA1) leading into an interior (CAC) and an outflow ...  
WO/2018/050404A1
The invention relates to a single-shaft turbo compressor (STC) comprising a rotor (R) extending along an axis (X), an outer housing (OC), static flow fittings (SFE), bearings (BG) for supporting the rotor (R), and at least one first shaf...  
WO/2018/041605A1
The invention relates to a vacuum-pump rotor having at least one displacing element (12, 14), which is arranged on a rotor shaft (10). The rotor shaft (10) has at least one shaft end (16) for arranging a bearing element. The rotor elemen...  
WO/2018/040448A1
Disclosed is a centrifugal fan. The centrifugal fan comprises: a housing (20), with an air inlet being provided on a cover portion (23) and a plurality of air outlets (221, 222, 223) being provided on a circumferential wall portion (22);...  
WO/2018/041949A1
Axial bearing arrangement for a drive shaft of a centrifugal compressor The axial bearing arrangement comprises a first axial bearing plate (12) and a second axial bearing plate (13) each having an annular ring shape, the first axial bea...  
WO/2018/042689A1
The objective of the present invention is to suppress a reduction in performance caused by a cross-flow fan in an air conditioner, by means of a configuration unlike that of the prior art. A distance (G2) between a cross-flow fan (14) an...  
WO/2018/038818A1
One exemplary embodiment of this disclosure relates to a refrigerant compressor. The compressor includes an axial section having a plurality of blades and vanes and a centrifugal section having an impeller. The centrifugal section is arr...  
WO/2018/029475A1
The present invention is an enclosure system formed of a lightweight panel with a thin non-porous membrane that enables the extraction and leak detection of hazardous gases from housing equipment such as vacuum pumps, valves, abatement e...  
WO/2018/026757A1
A centrifugal compressor (22, 22' ) includes a casing (30, 30'), a first impeller (34a, 34a', 34b, 34b'), a motor (38), a cooling medium delivery structure (23, 23'), a shaft, (42), and a first bearing (44, 46). The casing (30, 30') has ...  
WO/2018/024576A1
A compressor system (21) is disclosed, comprising: a first compressor unit (51) having: at least a first gas inlet (22C) at a first gas pressure level; a second gas inlet (22B) at a second gas pressure level; and a gas dis- charge (52); ...  
WO/2018/020854A1
Disclosed is a centrifugal blower that blows out air and comprises a rotary shaft (14), an outer rotor (161), and a turbo fan (18). The turbo fan includes a plurality of blades (52), a shroud ring (54), an other-end-side side plate (60),...  
WO/2018/018074A1
The present technology is directed to a respiratory pressure therapy system, that includes a plenum chamber pressurisable to a therapeutic pressure above ambient air pressure, a seal-forming structure to form a seal with an entrance to t...  
WO/2018/020790A1
This centrifugal blower comprises a rotary shaft (14) and a turbo fan (18). The turbo fan includes a plurality of blades (52), a shroud ring (54), and an other-end-side side plate (60). Each of the plurality of blades includes a blade su...  
WO/2018/022343A1
A centrifugal compressor (22,22') includes a casing (30), an impeller (34a, 34b), a motor (38), a diffuser (36a, 36b), a magnetic bearing (44, 46), and a magnetic bearing backup system (50) including at least one dynamic gas bearing (80)...  
WO/2018/007029A1
The invention relates to a geared turbo machine (10), comprising a transmission (11), a drive assembly (12) and multiple output assemblies (13, 14, 15, 16), which are integrated to form a machine train; wherein the transmission (11) comp...  
WO/2018/002699A1
A centrifugal compressor assembly (100) and method (200) of operation provides a motor (196) that drives a first stage compressor (198). The motor (196) comprises a rotor (122). The motor (196) uses radial aerostatic bearings (192, 194) ...  
WO/2018/002987A1
A multi-blade fan includes a plurality of blades provided concentrically to the rotation axis thereof; each of the plurality of blades has a first end arranged ahead of a second end in the rotation direction and is thus inclined with res...  
WO/2018/003635A1
A centrifugal compressor is provided with a compressor impeller (17) for pumping a fluid and a scroll (7A) that is arranged around the compressor impeller (17) and that has formed therein a flow path including a scroll flow path (54) alo...  
WO/2018/002618A1
A diffuser is proposed which is formed as the gap between rotationally-symmetric surfaces which face each other. Moving in the radial direction, the axial extent of the gap generally decreases to a minimum value in a throat portion of th...  
WO/2017/223363A1
A radial compressor employs a compressor wheel (102) having an inducer (103). An inlet air passage (108) has a first region (109) and a second region (110) separated from the first region by a divider wall (111). The divider wall extends...  
WO/2017/219586A1
A degassing method in a spinning bath for viscose fiber production, comprising the following steps: step 1: an acid pump pumps a spinning bath from an underground groove into a first degassing tank in a vacuum state, hydrogen sulfide in ...  
WO/2017/221056A1
Disclosed is a centrifugal compressor, comprising a compressor head, a motor, a cooler, a support frame, a load-bearing beam and a bottom plate. The cooler and the support frame are fixedly mounted on the bottom plate, the load-bearing b...  

Matches 1 - 50 out of 5,633