Matches 1 - 50 out of 149 1 2 3 >


Match Document Document Title
8998591 Pump device and methods for making the same  
Bellow actuated pump devices for dispensing a product from a container may include a bellow and a base or a bellow, a base, and a valve wherein actuation of the bellow dispenses a product and the...
8950634 Bellows pump system  
A simplified pump system may include a bellow having a suction valve, a stem, and a fluid lock wherein the product flow into and out of a pump chamber formed by the bellow and stem is controlled...
8858200 Pump and valve combination for an article of footwear incorporating an inflatable bladder  
An article of footwear having a pump and valve combination for inflating an inflatable bladder. In one embodiment the pump and valve combination has a pumping area formed between top and bottom...
8794937 Helically actuated positive-displacement pump and method  
First and second structures are connected by helical fibers. The orientation between the first and second structures are changed, and by doing so, the positions of the helical fibers are...
8734137 Fluid dispenser comprising a bellows  
Apparatus for introducing a liquid into a sealed external container or a sealed external system, the apparatus having a bellows which is sealed a first end, which is sealed at a second end solely...
8622965 Two part fluid dispenser  
A dispensing device for dispensing first and second medicaments to a patient that is made up of first and second stand-alone, interconnectable assemblies. The first of these assemblies comprises a...
8622720 Reciprocating fluid pumps including magnets and related methods  
Reciprocating fluid pumps include a plunger configured to expand and compress in a reciprocating action to pump fluid, and one or more magnets carried by the plunger. The one or more magnets may...
8591201 Hydraulically driven machine improvement  
A hydraulically driven diaphragm pumping machine comprises a plunger (6) that is slidably mounted in a middle part of the inside of the machine's hydraulic cylinder (5) between first and second...
8585380 Systems and methods for ex-vivo organ care  
The invention provides, in various embodiments, systems, devices and methods relating to ex-vivo organ care. In certain embodiments, the invention relates to maintaining an organ ex-vivo at...
8568114 Reciprocating pump  
A reciprocating pump having: a pump body including a suction path and a discharge path for a fluid; a pair of diaphragms; pump shafts which are attached to tip end portions of the diaphragms; a...
8540499 Extra-capillary fluid cycling system and method for a cell culture device  
An extra-capillary fluid cycling unit for maintaining and cycling fluid volumes in a cell culture chamber includes a housing and a first flexible reservoir extra-capillary fluid reservoir disposed...
8491281 Long life seal and alignment system for small cryocoolers  
In one embodiment, a compressor includes a motor assembly configured to compress a gas within a compression volume, the motor assembly including: a stationary coil assembly; a moving assembly...
8443804 Adjustable volume manual resuscitation bag assembly  
An adjustable volume control manual resuscitation bag assembly includes a resuscitation bag, a volume control knob, a traction assembly operating in response to adjustment of the control knob, and...
8418480 Cooling system using positive displacement cryogenic liquid pump  
A cooling system employs a single-acting positive displacement bellows pump to transfer a cryogenic liquid such as liquid nitrogen from a storage dewar to a heat exchanger coupled to a measurement...
8414275 Pump and valve combination for an article of footwear incorporating an inflatable bladder  
An article of footwear having a pump and valve combination for inflating an inflatable bladder. In one embodiment the pump and valve combination has a pumping area formed between top and bottom...
8403654 Low fuel permeation primer bulb  
A fuel primer is disclosed. The primer includes a rigid valve body having first and second ends with first and second check valves therein. The pump also includes an elastic and substantially fuel...
8360287 Air piston and dome foam pump  
A foam pump for pumping a foamable liquid from a foamable liquid source includes a premix chamber having an interior volume receiving the foamable liquid from the foamable liquid source. The foam...
8133042 Chemical liquid supplying apparatus and pump assembly  
A chemical liquid supplying apparatus, which can discharge chemical liquid with high precision, is provided. A pump assembly is detachably mounted in a pump case in which liquid inflow and...
8070269 Liquid storage apparatus and image forming apparatus  
The liquid storage apparatus includes: a liquid storage chamber which is constituted by a flexible bag member and stores liquid; an exterior container which has walls constituted by a shape memory...
8033801 Liquid chemical supply system and liquid chemical supply control device  
The occurrence of fluctuations in liquid chemical during the discharge and intake thereof in a device that employs a liquid chemical supply pump 10 that discharges liquid chemical taken in by...
8007257 Reduced pressure delivery system having a manually-activated pump for providing treatment to low-severity wounds  
A manually-activated reduced pressure treatment system includes a substantially rigid housing, and an end cap slidingly received by the housing. An inner chamber is disposed between the end cap...
7883325 Helically actuated positive-displacement pump and method  
First and second structures are connected by helical fibers. The orientation between the first and second structures are changed, and by doing so, the positions of the helical fibers are...
7793803 Bellows pump system and method for the use thereof  
The present invention provides an assembly of bellows part and a part against which unrolling takes place (the unrolling part), comprising a bellows part with a flexible wall of a predetermined...
7727176 Machine for extracorporeal blood treatment coupled to a support element  
The invention relates to support element (4) comprising a main body (6) having a front wall (25) and a peripheral wall (32) projecting away from the front wall. The front wall and the peripheral...
7549861 Syringe for a combined dental irrigator and vacuum device  
A combined irrigator-vacuum device includes a pump assembly mountable over a syringe or device body. The device body has a dividing wall which divides the body into a clean chamber and a waste...
7481337 Apparatus for fluid storage and delivery at a substantially constant pressure  
Microfluidic pumps, methods of fabrication thereof, and methods of use thereof, as well as method of pumping a fluid, are disclosed.
7434710 Bellows pump mechanism  
A bellows-type pump includes a body portion with an inlet and an outlet. A bellows member is secured to the body portion and provides a dosage volume that communicates with both the inlet and...
7377756 Rapid exhausting mechanism in pump unit  
A diaphragm is provided in a pump case so as to define a pump chamber communicated with an external member having an air chamber. A motor actuates the diaphragm to introduce air to the air...
7374409 Reciprocating pump  
A suction passage (1) and a discharge passage (2) for a to-be-transferred fluid are disposed in a pump body (3). A bottomed cylindrical bellows (6) is integrally coupled to the axial rear side of...
7284970 Fluid apparatus having a pump and an accumulator  
A pump liquid chamber (9) is formed inside a pump bellows (7). A suction port (18) and a discharge port (19) are formed in a wall face (4a) facing the liquid chamber (9). The suction port (18)...
7134850 Fitted assembly bellows pump  
In a pump employing a bellows, individual members are formed from resins and pump components including a fitted assembly formed by fitting plural members with each other form a structure unit...
7070400 Diaphragm pump with eliminated pump chamber dead space, and circular recesses on the reverse side of the diaphragm for improved diaphragm chamber wall adherence  
The diaphragm suction pump has a pump chamber (7) located in a base plate (6), the wall of said chamber extending in a conical manner from a central flat base section (7′) to the lateral edge (8)....
7013793 Diaphragm mounting method for a diaphragm pump  
A diaphragm pump and method for making same, the pump having a diaphragm coupled to a wobble plate achieved using: a post (11) protruding from the wobble plate toward the diaphragm and at least...
6960068 Center valve sleeve retention system for an oscillating pump  
A pump (10) includes an impeller (12) positioned in a housing (11). A valve assembly (13) is positioned within a valve sleeve (25) which is carried by the impeller (12). The impeller (12) is...
6945761 Fluid apparatus having downwardly inclined lower lamella portion of a bellows  
A bellows that is extendingly and contractingly deformable in the axial direction is placed in a pump body and forms a liquid chamber inside the bellows. A suction portion and a discharge portion...
6877965 Mechanical bladder pump  
A mechanical bladder pump is provided for collecting fluid samples from a well. The pump includes an outer tubular member having a longitudinal bore, and an inner tubular member arranged within...
6691730 Inflatable pad with a built-in pump  
The invention is an inflatable pad with a built-in pump, including an inflation unit with a laminated fringed chamber and an interior air pump assembly with an inflation and deflation channel. The...
6689503 Fuel cell with uniform compression device  
This invention is related to a fuel cell, comprising: a fuel cell stack; two end plates provided at the longitudinal, opposing ends of the cell stack; a plurality of tie rods, passing through a...
6685449 Fluid apparatus including gravity induced check valves and downwardly inclined lower lamella portion of a bellows  
A bellows that is extendingly and contractingly deformable in the axial direction is placed in a pump body, and a liquid chamber is formed inside the bellows. A suction port and a discharge port...
6612818 Bellows type pump or accumulator  
It is an object of the invention to, even in the case where liquid containing a sedimenting material such as slurry is used, prevent sedimenting and aggregation from occurring in a pump. As means...
RE37983 Air pump  
An air pump comprises a hollow pump body, at least one pulling member, an air inlet and an air outlet. The hollow pump body has air inside and consist of flexible sides and two opposite stiff...
6493940 System and appliance for personal body care  
The system includes an appliance for personal body care, a pump and a holder. The appliance comprises a treatment device for carrying out a body-care treatment under the influence of a fluid. The...
6450784 Air-operated pumps with removable cartridges and improved manifold attachment mechanisms  
An air-operated pump for groundwater sampling and other applications includes a removable cartridge coupled to a manifold configured to receive air-inlet and fluid-discharge tubes from an...
6435849 Fluid pump  
A pump (10) comprises a pair of bladders (28,30) attached to respective opposite sides of a flexure plate (32) for pumping fluid by alternately compressing and expanding the bladders. Each bladder...
6345963 Pump with positive displacement  
A pump with positive displacement for pumping and entrainment of a fluid in piping (3), includes a cylinder (6) which contains deformable pumping bellows (12) which separate two pumping chambers,...
6312411 Fluid supplying apparatus  
A fluid supplying apparatus having a rubber elastic film (11) with fluid contained therein, an upstream tube (30), an intermediate station (40) disposed at a distal end of the upstream tube (30)...
6287095 Internal air pump for inflatables  
An internal air pump for charging inflatables with air and method therefore is disclosed which is directed to an air pump mounted internal to an inflatable device for injecting air therein. The...
6251293 Fluid dispensing system having independently operated pumps  
A fluid dispensing system is provided which has a first diaphragm pump, a filter connected to receive the discharge of said first pump, and an accumulator/second diaphragm pump connected to...
6224343 Automated, air-operated bellows pumps for groundwater sampling and other applications  
An air-operated pump for groundwater sampling features a corrugated bellows as opposed to the traditional bladder used for fluid collection. The preferred embodiment includes an air-supply line...
6197055 Single chamber mechanical heart  
A single chamber mechanical heart has a movable vane journaled in the apex of the casing, an inlet port and an outlet port in each side wall of the chamber, and means for mechanically...

Matches 1 - 50 out of 149 1 2 3 >