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US20150330383 MEMBRANE PUMP  
A pump comprising a pump body defining a circulation space for circulation of fluid according to a direction of circulation from an entry orifice of the circulation space to an output orifice of...
US20050025646 Foot pedal medical irrigation system  
A foot pedal irrigation system allows a physician or other operating person to control the flow of irrigation fluid to a diagnostic or therapeutic device without using the physician's hands. The...
US20100178182 HELICAL BELLOWS, PUMP INCLUDING SAME AND METHOD OF BELLOWS FABRICATION  
A helical pump system includes at least one pressure chamber at least partially defined by a helical bellows plunger comprised of a tubular body, a closed front portion, an open rear portion, and...
US20070196222 Pump comprising a moving wall and use of a pump of this type  
The invention relates to a pump comprising a wall (3; 21, 22; 31, 32, 33), which forms an enclosed fluid volumetric space (1) and which can be moved by a first force (F) in a direction resulting...
US20100092309 DRINKING STRAW PUMP APPARATUS AND METHOD FOR USING  
The invention relates to a disposable drinking straw pump apparatus and method for using the apparatus. The apparatus contains a manual pump device and two unidirectional valves, which enable the...
US20050047940 Pump provided with exaust valve device and hemodynamometer incorporating the same  
A diaphragm is provided in a pump case so as to define a pump chamber communicated with an external member having an air chamber. An exhaust valve exhausts air in the pump chamber to lower a...
US20050033232 Infusion apparatus with modulated flow control  
A compact fluid dispenser for use in controllably dispensing fluid medicaments, such as antibiotics, oncolytics, hormones, steroids, blood clotting agents, analgesics, and like medicinal agents...
US20150267694 DIAPHRAGM PLATE GROUP FOR DIAPHRAGM PUMPS  
A diaphragm plate group for activating a diaphragm pump, includes a pump chamber delimited by a circular membrane made of an elastomer material activated by a circular plate moved in alternating...
US20140072465 Bellows Pump  
A bellows pump including in its pump case (5) a pair of plastic bellows (6) that expand and contract to alternatingly execute an output stroke that sends fluid out of pump chambers (7) defined by...
US20140248170 MICRODIAPHRAGM PUMP  
A microdiaphragm pump having a diaphragm chamber in contact with one side of an intake valve and one side of a discharge valve. The microdiaphragm includes two valve plate sheets 12, in each of...
US20060165541 Bellows Pump  
The present invention relates to, among bellows pumps for transporting a liquid with using a bellows which axially extends and contracts, a so-called internal-liquid type bellows pump in which an...
US20070241627 Lubricant cooled integrated motor/compressor design  
A compressor system according to the present invention utilizes direct rotational input from a permanent magnet motor to generate compressed air. The permanent magnet motor is mounted directly to...
US20050191194 Low power electromagnetic pump having internal compliant element  
An electromagnetic pump having a pump body having a fluid containing interior and an inlet and outlet. An accumulator positioned in the fluid containing interior and in fluid communication with...
US20150300344 CRYOGEN PUMP  
A cryogen pump, including: a pump section that includes: a bellow with an inlet opening at a first end and an exit opening, the inlet opening in direct fluid communication with a volume of a...
US20140169993 CRYOGEN PUMP  
A cryogen pump, including: a pump section that includes: a bellow with an inlet opening at a first end and an exit opening, the inlet opening in direct fluid communication with a volume of a...
US20150260178 PISTON MEMBRANE PUMP  
A piston membrane pump includes an intake line configured to take in a medium to be pumped, and a dynamic volume storage element arranged in the intake line.
US20050191195 Dual reciprocating bellows pump with interlock shaft means  
It is sought to provide a dual reciprocating bellows pump having two, i.e., left and right, bellows interlocked by interlock shafts to each other, which is free of wear powder or wear dust...
US20160106906 BLOOD PUMP  
The present invention defines a blood pump comprising a cartridge, the cartridge comprising a first recess therein, said first recess having a surface, and a flexible diaphragm closing said first...
US20160088896 PUMPED AIR COOLING SHOE SYSTEM AND METHOD  
An integratable cooling system, with a pump, having a diaphragm, a spring, at least one inlet check value, and at least one outlet check valve; a containment box with a pump located inside the...
US20100068082 Leakage-Proof Contrivance for Upper Hood of Diaphragm Pump  
The present invention provides a leakage-proof contrivance for upper hood of diaphragm pump by modifying the vertical wall of the lower tiered brim in the tiered cavity of the conventional pump...
US20170175733 INTERNAL BELLOWS BEARING  
A reciprocating pump includes a housing, a rod, a bellows, and a bearing. The housing surrounds a bellows chamber and a displacement chamber. A first portion of the rod extends into the bellows...
US20130094983 DIAPHRAGM FOAM PUMP FOR FOAM DISPENSERS AND REFILL UNITS  
A refill unit for a foam dispenser including a liquid container and a diaphragm foam pump connected to the liquid container and diaphragm foam pumps. The diaphragm foam pump includes an...
US20150198155 VIBRATION-REDUCING STRUCTURE FOR COMPRESSING DIAPHRAGM PUMP  
A vibration-reducing structure for compressing diaphragm pump features a pump head body and a diaphragm membrane. The pump head body includes three operating holes and a first curved...
US20110158822 Method and Device for Automatically Conveying Liquids of Gases  
Disclosed is a device for conveying liquid and/or gaseous media, comprising at least two pumping chambers whose volumes change periodically during operation. Each pumping chamber is provided with...
US20160169218 Metallic Sandwich Diaphragm Pump Mechanism  
A diaphragm pump including a pump head having at least one body plate with a pumped fluid face and at least one body plate with a drive fluid face, a diaphragm assembly positioned between the...
US20100245498 FLUID SUPPLYING APPARATUS, FLUID EJECTING APPARATUS, AND FLUID SUPPLYING METHOD  
A fluid supplying apparatus includes a fluid supplying passage through which fluid is supplied from a fluid supplying source, at an upstream side, toward a downstream side. A pump includes a pump...
US20150337832 Vibration-reducing structure for four-compression-chamber diaphragm pump  
A vibration-reducing structure for compressing diaphragm pump features a pump head body and a diaphragm membrane. The pump head body includes four operating holes, a first curved...
US20130336825 PUMP DEVICE  
The pump device has a driving member with one end connected to a diaphragm and another end connected to a driving mechanism. The driving mechanism side end repeats reciprocating motion along first...
US20100086419 Membrane Suction Pump Unit  
A membrane suction pump unit has a dimensionally stable membrane frame (1), a dimensionally stable monobloc membrane cover (3), which has a pump chamber (31) with a floor region and a side wall...
US20050031475 Bellows pump  
The object of the present invention is to provide a bellows pump which is able to accurately pump out a fixed amount of fluid, even with the fluid of high temperature with granular bits included....
US20150004005 Membrane Pump and Method for Adjusting Same  
The present invention concerns a pump adjusting method and a membrane pump having a pumping chamber, a pressure and a suction connection, wherein the pressure and the suction connections are...
US20150369234 METERING PUMP  
The present invention relates to a metering pump for continuously feeding a predetermined amount of a fluid. The present invention uses a used tire as a compression member 200b including a...
US20150147206 VALVE FOR METERING MEDIA IN THE MICRO-QUANTITY RANGE  
This invention relates to a valve for metering filled and/or pasty media. In accordance with an embodiment, the valve comprises a valve element having a metering opening and a valve gate movable...
US20160047369 PUMING SYSTEM  
A pump unit which includes a pipe, a flexible bladder inside the pipe, an operating volume between an outer surface of the bladder and an opposing inner surface of the pipe, a valve arrangement to...
US20140003983 RESTRAINED, UNATTACHED, ULTRAPURE PUMP DIAPHRAGM  
In one example, a fluid system component includes a first element and a second element, where one or both of the first and second elements are configured to be exposed to a fluid. The fluid system...
US20070258837 Pump Unit for Supplying Chemical Liquids  
A pump unit for supplying chemical liquids capable of reducing the trapping of air bubbles and chemical liquids inside the chemical liquid passage of the unit while reducing the size by forming...
US20100178183 PUMP MOUNTING  
A device (1) is used to mount a pump on a base plate (4) in a structure-borne noise-insulated manner, with the pump including a pump flange (6, 6a, 6b) having at least one mounting hole (9, 19). A...
US20160377071 FLUID APPARATUS  
A fluid apparatus includes a bellows that is configured to be extendable and contractible in an axial direction in order to suck a fluid from a suction flow passage and eject the fluid to an...
US20160003228 PUMP DEVICE AND PUMP SYSTEM  
To provide a pump device capable of limiting discharge of a fluid when the operation is stopped. A pump device (3) includes a casing (10), a movable member (30), a suction valve (41), a discharge...
US20090130532 Mixing Pump Device and Fuel Cell  
In a mixing pump device (1), during an suctioning step a stepping motor (12) rotates in a first direction, so that during this time, a plurality of fluids can be drawn in prescribed proportions...
US20170045045 TELESCOPIC PUMP  
A telescopic pump includes a bellow, a cover and a rod. The bellow includes a first end, a second end and a compressible space in communication with exterior of the bellow via the first end. The...
US20140145102 VALVES AND PUMPS USING SAID VALVES  
Improved, rigid valves for pumps include outlet valve portions having a valve seal portion and one or more surfaces which create pockets between the outlet valve and an interior wall of a pump to...
US20090304537 PNEUMATIC CHEMICAL PUMP  
A pneumatic chemical pump includes a pump body having a base and a cover, and a bellows-type container. The base defines an inner receiving space, and is provided with two opposite one-way valves...
US20150316425 PUMP PROVIDED WITH AN ASSEMBLY FOR MEASURING THE TEMPERATURE OR FLOW RATE OF A FLUID  
A pump including a first substrate in a plane with a side having a cavity formed therein. There are intake and discharge channels in the side for admitting and discharging a fluid. There is a...
US20120070325 MULTI-LAYER PRIMER APPARATUS AND METHODS  
Primer Apparatus and methods are described herein. An example primer apparatus includes a flexible body defining an internal chamber to be fluidly coupled to a fuel system. The body includes a...
US20080199336 Outdoor Equipment  
A lightweight, collapsible foot pump made of a lightweight, collapsible material and filled with a foam like material which features large open cells to contain a large volume of air. The foam...
US20070104601 Vacuum bellows  
A method of reducing pressure within an enclosed space includes sealing a vacuum bellows to the enclosed space, reducing a first pressure within the enclosed space to a desired pressure,...
US20050158189 Small air pump  
A small air pump and particularly a small air pump adopted for use on small fish bowls to provide required air includes a solenoid assembly and an air chamber assembly. The solenoid assembly can...
US20050002810 Portable vacuum system  
A portable and disposable vacuum system that may be used for collecting, containing and disposing of material is disclosed. The vacuum system may include a relatively rigid plastic bellows...
US20150050171 DIAPHRAGM PUMP GUARANTEED WITH OPERATIONAL RELIABILITY  
Provided is a diaphragm pump guaranteed with operational reliability that enables a fluid to be continuously sucked and discharged by causing a volume change of an working chamber through a...
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