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Document |
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8167591 |
High pressure air pump with reciprocating drive
A reciprocating air pump with a frame and a pump for compressing air through a series of linear close-strokes and open-strokes between a first portion and a reciprocating portion. The pump includes...
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8147215 |
Reciprocating-piston compressor having non-contact gap seal
A reciprocating-piston compressor having at least two working cylinders arranged in series, along a cylinder axis is described. The compressor includes a piston in each of the cylinders, guided in...
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8047818 |
High pressure, multiple-stage air pump with valve body inlet port arrangement
A multiple-chamber, multiple-stage reciprocal pump for compressing air through a series of up-strokes and down-strokes. The pump includes an upper reciprocal portion and a fixed portion. The fixed...
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7794660 |
Fluid content monitor
A fluid content monitor including a cuvette, a calorimeter adapted to generate a signal indicative of contents of a fluid sample contained in the cuvette, a container for holding a reagent, and a...
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7674343 |
Method of manufacturing double-glazing, and spacer forming device used for the manufacturing method
A spacer forming device according to the present invention includes glass plate fixing means for fixing one glass plate, an applicator head for applying a spacer forming material, spacer forming...
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7566206 |
Linear compressor for multi-stage compression
A linear compressor for multi-compression includes a stationary cylinder, a moving piston, and a stationary piston. The stationary cylinder has a first compression chamber formed therein. The...
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6702556 |
Multi-cylinder compression pump
The invention concerns a pump for compression of gases, such as air, of the type comprising a first cylinder and a second cylinder, a piston dividing said first cylinder into a first chamber...
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6145311 |
Pneumo-hydraulic converter for energy storage
In order to maintain high efficiency close, to isothermy despite high frequencies in a pneumo-hydraulic converter with reciprocating pistons, pipe cluster-heat exchange pipes (38) are provided in...
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5885061 |
Pneumatic pump
A pump for compression of air includes a first inner stationary cylinder (1) arranged a second displaceable cylinder (2). A piston (3) arranged for reciprocating motion together with the first...
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5507626 |
Telescopic pump
A telescopic manual pump has a first cylinder, a second cylinder received in the first cylinder, a third cylinder received in the second cylinder, a piston slidably received in the third cylinder...
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5437542 |
Positive displacement pump system
An improved positive displacement pumping system uses a pair of pumps operating in opposition to one another to provide continuous and constant volumetric flow at a constant predetermined pressure.
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4239460 |
Cryogenic pump for liquid gases
The invention relates to a cryogenic pump for liquid gases which comprises, within a housing, a cylinder connected to the supply of liquified gas through a non return valve and to an overflow duct....
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4047845 |
Cyclic pump
The output from the pump chamber of a higher volume piston pump is divided between a return bypass and the pump chamber of a smaller volume piston pump; the piston of the high volume piston pump is...
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4038961 |
Pneumatic rifle and hand gun
A pneumatic rifle and hand gun for discharging a projectile under the influence of a source of compressed gas such as air. The pressurization of the source is achieved by with pressure increasing...
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3713755 |
PUMPING DEVICE
A pumping device having a piston pump and a drive constituted by a thrust-piston motor means actuated by a fluid motive medium, wherein at least one pump is arranged within the motor means.
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3332355 |
Pumping unit for deep wells or bores
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3146920 |
Dispenser for metered amounts of fluid
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3075514 |
Caloric energy developing device
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2981198 |
Reciprocating variable delivery pump
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2938465 |
Combined high and low pressure pumping apparatus
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2880927 |
Compressor for gaseous materials
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2812771 |
Hydraulic testing equipment
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