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WO/2021/230773A1 |
A mobile pumping facility comprises a piston pump, two gas turbine engines, each of which has a standard oil pump, and a transmission with two mechanical gearboxes. Both of the gearboxes of the transmission and the driving part of the pi...
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WO/2021/228598A1 |
The invention relates to a reciprocating compressor for generating oil-free compressed air, comprising at least one guide piston (22) and a pressure-generating piston (32). The guide piston (22) is coupled to a swashplate (14), and the p...
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WO/2021/228567A1 |
The invention relates to a valve (100), in particular a plate or non-return valve, for example for diaphragm pumps, comprising a valve chamber (14) which is delimited by a valve housing and in which at least one valve seat (4) is provide...
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WO/2021/223909A1 |
The reciprocating compressor (100) has a cylinder (110) with a compression chamber (111) where a piston (130) can slide between a crank-side position and a head-side position; a piston rod (134) is mechanically connected to the piston (1...
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WO/2021/222881A1 |
A medical ventilator (200) comprising two pistons (104i, 104e) moving in unison with one another within respective two (a "first" and a "second") cylinders (100i, 100e). During an exhale phase of a breathing cycle, the first cylinder (10...
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WO/2021/220083A1 |
An automated computer-controlled sampling system and related methods for collecting, processing, and analyzing agricultural samples for various chemical properties such as plant available nutrients. The sampling system allows multiple sa...
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WO/2021/220082A1 |
An automated computer-controlled sampling system and related methods for collecting, processing, and analyzing agricultural samples for various chemical properties such as plant available nutrients. The sampling system allows multiple sa...
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WO/2021/209030A1 |
Provided are a spherical expansion pump for an ice cream machine and an air inlet device therefor. The spherical expansion pump for an ice cream machine comprises a spherical pump, a clamping plate and an air inlet valve, wherein a liqui...
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WO/2021/210863A1 |
The invention relates to an apparatus for damping pressure pulsation for a compressor of a gaseous fluid in a refrigerant circuitcomprising a housing with an inlet opening and at least one first outlet opening as well as a piston element...
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WO/2021/211767A1 |
A positive displacement pump includes a suction cover disposed in a suction access bore defined in the fluid end and housing, where the suction cover is configured to cover the suction access bore. A retainer nut is configured for abutti...
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WO/2020/182921A9 |
The invention relates to a valve assembly for a diaphragm pump, the valve assembly having an inlet side and an outlet side. A first outlet channel (23) leads from an inlet opening (24) arranged on the inlet side to an outlet opening (25)...
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WO/2021/204676A1 |
The present invention is directed to a peristaltic pump (1), comprising a rotary body (2) with a plurality of squeeze sections (3) arrange circularly distributed and moveable about a rotation axis (A), a tube carrier (4) for carrying a f...
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WO/2021/202695A1 |
A pumping assembly comprises: a motor (24) including a stator and a rotor, the rotor configured to rotate relative the stator on a pump axis (PA); a drive mechanism (24) connected to the rotor, the drive mechanism (24) configured to rece...
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WO/2021/202390A1 |
A high-pressure cylinder of a liquid jet cutting system can include a first end portion (227), a second end portion (235), and a central bore configured to receive a plunger (104). The first end portion can have a first tapered surface c...
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WO/2021/202663A1 |
A drive system for a fluid displacement pump includes an electric motor, a drive coupled to the rotor at a first end of the electric motor, a fluid displacement member mechanically coupled to the drive, and a pump frame mechanically coup...
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WO/2021/197684A1 |
A high-pressure fuel pump (10) comprises a pump housing (12), a pump piston (18) accommodated in a receiving opening (16) of the pump housing (12), a high-pressure seal (42) which surrounds the pump piston (18) in a sealing manner and wh...
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WO/2021/198572A1 |
The hydraulic piston with a depressurised recess (1) may translate in a cylinder (2) and comprises a fixed skirt (3), an axial compression face (4) which forms a fluid chamber (5) with the cylinder (2), and an axial working face (6) whic...
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WO/2021/202689A1 |
An electrically operated displacement pump includes an electric motor (22) having a stator (28) and a rotor (30). The rotor (30) is connected to a fluid displacement member (20a; 20b) to drive axial reciprocation of the fluid displacemen...
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WO/2021/197556A1 |
The invention relates to a high pressure washer comprising a housing (15) with a front side, a pump, a water supply hose connected to a pump within the housing and a high pressure hose connected to the pump, so that the water supply hose...
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WO/2021/198512A1 |
The invention relates to a pressure safety device for a hydraulic system, said hydraulic system comprises: a circuit for a fluid and a pump configured to circulate said fluid through the hydraulic system, whereby the fluid circuit compri...
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WO/2021/194551A1 |
A liquid pump including a pump housing having an interior sidewall forming an interior. The housing has an inlet port and an outlet port. A liner is disposed in the interior and has opposed transverse openings in line with the inlet and ...
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WO/2021/195106A1 |
A seal assembly can include an annular seal (334) having a first end portion (344) and a second end portion (354). The second end portion can include a first annular face (356), a first tapered portion (358), and a radially-inner surface...
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WO/2021/191081A1 |
The invention relates to a filter unit (10) for a compressor, comprising a housing (12) with an inlet (14) and an outlet (28) for gas to be compressed, a particle pre-filter (16) which is arranged downstream of the inlet (14) in the flow...
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WO/2021/195123A1 |
A valve seat for a valve assembly for a high-pressure fluid pump is disclosed. The valve assembly includes a valve body, and a valve seat fabricated of a first material. The valve seat has a generally a tubular body having an annular col...
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WO/2021/195432A1 |
A check valve assembly for use with a liquid jet cutting system can include a check valve body (540) a high-pressure fluid inlet (556) on one end and a high-pressure fluid outlet (117) on the other end along a central axis (544) of the c...
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WO/2021/195127A1 |
An intermittent flushing plunger packing assembly is described herein. The packing assembly includes a plurality of annular seals disposed about the plunger configured to reciprocate along a linear axis within the fluid bore of the pump,...
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WO/2021/185508A1 |
A high pressure fuel pump (10) comprises: a pump housing (12); a pump piston (18); a high pressure seal (40) which is disposed between the pump piston (18) and the pump housing (12) and seals the pump piston (18) with respect to a high p...
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WO/2021/181729A1 |
Provided is a dilute solution production apparatus in which a trace amount of a second liquid containing a conductivity-imparting substance or an oxidation-reduction potential regulating substance is added to a first liquid such as ultra...
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WO/2021/180357A1 |
Control system and control method of a variable displacement hydraulic pump wherein the system includes a detection sensor for detection of the actually set displacement and a control unit for current control of a couple of solenoids con...
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WO/2021/178455A1 |
A linear pump includes a centrally-disposed drive system and a plunger having a center portion coupled to the drive system, and first and second fluid ends disposed at the first and second ends of the plunger. The pump further includes f...
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WO/2021/175700A1 |
The invention relates to a water delivery module for injecting water into or upstream of the combustion chamber of an internal combustion engine, with a delivery unit having a pump for delivering the water from a tank, wherein the water ...
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WO/2021/171893A1 |
A plunger pump (10) is characterized by comprising: a tubular cylinder (20) that has an internal space (S) communicating with an intake flow path (R1) and a delivery flow path (R2); and a piston (40) capable of moving along the axis (O) ...
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WO/2021/174180A1 |
An oxidative composition for the removal of natural and/or synthetic color from keratinaceous fibers may include a pellet or tablet that when added to a sufficient quantity of a peroxide developer solution readily disperses. The composit...
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WO/2021/171148A1 |
Flange for a vacuum apparatus comprises a housing to be connected to the vacuum apparatus defining an opening wherein the opening has rectangular narrow shape. The flange further comprises a metal seal arranged around the opening to crea...
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WO/2021/173302A1 |
A locking assembly (240) for a fluid end of a high pressure pump, comprising: a first actuator (241) comprising one or more coupling surfaces (284); a second actuator (242) comprising: a body (280) and one or more coupling surfaces (285)...
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WO/2021/171347A1 |
A compressor has a rotating shaft (1), a sliding bearing (2) that supports the rotating shaft (1), an electric motor (3) that causes the rotating shaft (1) to rotate, and an inverter (4) that controls the electric motor (3) The compresso...
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WO/2021/164899A1 |
The invention relates to a fluid compression apparatus (1) comprising a first (3) and a second compression chamber (4), an intake system (2) communicating with the first compression chamber (3), a transfer system (6) communicating with t...
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WO/2021/164901A1 |
The invention relates to a fluid compression apparatus (1) having a plurality of compression stages, comprising a first compression chamber (3), a second compression chamber (4), an intake system (2) communicating with the first compress...
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WO/2021/164900A1 |
The invention relates to a fluid compression apparatus (1) comprising a housing having a compression chamber (3), an intake system (2) communicating with the compression chamber (3) which is configured to allow fluid to be compressed int...
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WO/2021/161188A1 |
Housing for a vacuum pump, in particular a NEG or IGP-NEG combination, comprising a body defining an interior space to accommodate the vacuum pump, wherein a first flange is connected to the housing comprising an opening to connect the v...
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WO/2021/162715A1 |
A valve assembly including: a hardened insert coupled with a hardened insert carrier; and a valve body coupled with a valve insert, wherein, in a closed configuration of the valve assembly, the valve body contacts a primary sealing surfa...
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WO/2021/162716A1 |
A valve assembly comprising: a valve body; a hardened insert, wherein the hardened insert is cylindrical and comprises a primary sealing surface; a sealing insert, wherein the sealing insert is cylindrical and comprises an initial sealin...
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WO/2021/156574A1 |
The present invention relates to a device for dispensing liquid product, comprising a fixed part and a moving part; the fixed part comprising an intake orifice, a delivery orifice, a body comprising a cavity into which said orifices open...
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WO/2021/152285A1 |
A bracket (50) for securing a device (10) to an elongate structure (55), the bracket (50) comprising a body (100) configured to hold the device (10), and a securing element (200) attached to the body (100). The securing element (200) com...
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WO/2021/154699A1 |
A frame includes a rib. The frame also includes a crosshead tube that is integral with the rib. The frame also includes a lube rail that is integral with the rib, the crosshead tube, or both. The frame also includes a nose plate that is ...
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WO/2021/152341A1 |
This oil suction device comprises a plurality of suction units positioned in an oil reservoir in the lower part of an in-vehicle device where oil is supplied by an oil pump, and an oil passage switching unit connected to each of the plur...
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WO/2021/155353A1 |
A magnetic assembly for a strainer includes a holder. The holder includes a central longitudinal axis, a first segment defining a first recess, and a second segment defining a second recess. The first and second segments are circumferent...
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WO/2021/152284A1 |
A pump comprising a housing; a motor mounted in the housing and configured to drive a rotor mounted on a shaft connected to the motor, and a first connector and a second connector each secured to the housing. The first and second connect...
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WO/2021/141997A1 |
The present application provides a nutating pump assembly for pumping a fluid. The nutating pump assembly may include a nutating pump and an air vent chamber assembly in fluid communication with the nutating pump.
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WO/2021/139704A1 |
The present disclosure relates a diaphragm pump with a flexible diaphragm (50/50`), a valve spool (60/60`) provided in the pump cavity (43) moves linearly back and forth. In order to prevent leakage, the pump cavity (43) includes a first...
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