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Class 222/334 - Fluid motor


Subclass of Class 222 - Dispensing
Definition: Dispensers in which the motor is operated by fluid under
No. of patents: 232
Last issue date: 04/24/2012


1            
NumberTitleIssue Date
8162185Viscous material processing system
A viscous material processing system has a chamber to hold containers shaped as drums and has a plunger that presses into the interior of the drum to press out its highly viscous contents. The chamber has a hinged enclosure that has a hydraulically activated clamp t...
04/24/2012
8070021Hydraulic container evacuator and method
A viscous material evacuator has a chamber to hold containers shaped as drums and has a plunger that presses into the interior of the drum to press out its highly viscous contents. The chamber has a hinged enclosure that has a hydraulically activated clamp that conn...
12/06/2011
7997457System and method for delivering hyper-concentrates
A system is disclosed for delivering hyper-concentrated chemicals in a ready to use non-concentrated state. The present invention affords users with the ability to dispense the hyper-concentrated chemicals in a safe electrical free environment as the system operates...
08/16/2011
7416096Apparatus for supplying liquid color
A container of liquid color material has a diaphragm liquid color pump located therewithin for providing liquid color from the container and non-drip apparatus for releaseably connecting the container with a blender for supply of liquid color thereto and methods for...
08/26/2008
7364054Dispensing tool
A tool for dispending one- or multi-component masses contained in cartridges or foil bags includes at least one handle (4; 34; 54), at least one piston rod (5; 35; 55) a displacement mechanism (6; 56) for displacing the at least one piston rod (...
04/29/2008
7334709Pneumatic caulking gun
A pneumatic caulking gun includes a gun body, an air valve, a control unit, a trigger, a barrel, a push plate, a connecting base, a safety valve, and a push rod. Thus, the trigger is pressed to fill the pressurized air with the barrel successively to push the push p...
02/26/2008
7226274Cement slab leveling apparatus
A concrete slab leveling apparatus is provided that is built upon a vehicle such as a flatbed truck or trailer which makes it highly transportable enabling the invention to move from site to site quickly and easily. The flatbed platform of the vehicle is equipped wi...
06/05/2007
7101354Mixing syringe with and without flush
A displaceable valved stopper is disclosed which partitions a conventional syringe into proximal and distal chambers to provide a multi-chamber, mixing syringe assembly. Also the valved stopper and a valve assembly are disclosed for use in a single conventional syri...
09/05/2006
7052251Shape memory alloy wire driven positive displacement micropump with pulsatile output
Apparatuses and methods for pumping fluid are disclosed. An exemplary apparatus is a miniature pump that includes a shape memory wire that obtains a plastic condition below a transformation temperature and has a memorized shape such that the shape memory wire produc...
05/30/2006
7029245Blood pumping unit, with a coplanar disk inlet valve and an annular outlet valve
A unit for pumping fluid, particularly blood, is provided with an enclosure that has two half-shells and an elastic membrane fixed perimetrically to the enclosure in order to divide its space into two parts. One of the half-shells is provided with valves that are lo...
04/18/2006
7001466Systems and methods for automatic and continuous coating supply during optical fiber production
Systems and methods are disclosed for an automatic and continuous supply of coating material to a coating applicator in optical fiber fabrication. The present invention switches from one coating reservoir to another by way of a transitional period in which both coat...
02/21/2006
6976609Container with seal on the container lid
The invention relates to a container for the storage and dispensing of paste-like or fluid masses, including a container body with side walls, an upper opening, a container lid, engaging the side walls from above, by means of a collar on the lid and sealing the uppe...
12/20/2005
6957747Hydraulically and volumetrically dispensing fluid
Systems and methods for hydraulically and volumetrically dispensing target fluid. A hydraulic system includes an actuator, a hydraulic coupler that includes substantially incompressible hydraulic liquid, and a container. The container may include a slidable or movab...
10/25/2005
6931277Intracutaneous microneedle array apparatus
Improved microneedle arrays are provided having a sufficiently large separation distance between each of the individual microneedles to ensure penetration of the skin while having a sufficiently small separation distance to provide high transdermal transport rates. ...
08/16/2005
6923348Pump with pneumatic motor
A pump having a compressed-air-operated reciprocating motor for reciprocating a pump plunger through forward and return strokes. The motor comprises a motor cylinder and a motor piston operable in the cylinder and itself acting as a valve for effecting its return th...
08/02/2005
6921001Hydraulic proportioning system
An hydraulic proportioning system having a fluid actuated motor with a driven motor shaft, the motor being in fluid communication with and powered by a fluid source. A pump is provided having a drive shaft driven by the driven motor shaft of the fluid actuated motor...
07/26/2005
6883687Continuously shooting pneumatic grease gun structure
Continuously shooting pneumatic grease gun structure including an air chamber housing defining an elongated air chamber. A push hole extends from the air chamber through one end of the housing to an outer side. A piston is reciprocally axially movably disposed in th...
04/26/2005
6857543Low volume dispense unit and method of using
A method for dispensing a chemical solution in the small-scale manufacture of semiconductors is provided. The method includes associating a dispensing unit with a semiconductor coat/develop track machine and a pneumatic syringe of a chemical solution with the dispen...
02/22/2005
6736292Pneumatic reciprocating motor and grease gun incorporating same
A grease gun having a compressed-air-operated reciprocating motor for reciprocating a pump plunger through forward and return strokes. The motor comprises a motor cylinder and a motor piston operable in the cylinder and itself acting as a valve for effecting its ret...
05/18/2004
6685060Material handling apparatus
Material handling apparatus for gravity discharge of flowable particulate material through an outlet (2) of a container (3) (shown dashed) for such material which outlet (2) is normally obturated by a hollow cone valve member (4), the apparatus (1) compri...
02/03/2004
6681959System for shutting-off and relieving the pressure in a liquid supply line
Shutting off a liquid supply line (2, 3) intended to convey foam precursors into a polyurethane foam mixing and dispensing gun, gives a better result when a system for shutting off and relieving the pressure is inserted in said supply line. This system en...
01/27/2004
6662969Hydraulically and volumetrically dispensing a target fluid
Systems and methods for hydraulically and volumetrically dispensing target fluid. A hydraulic system includes an actuator, a hydraulic coupler that includes substantially incompressible hydraulic liquid, and a container. The container may include a slidab...
12/16/2003
6659419Hydraulic double acting valve actuator
A modular portion (71) of a hydraulic valve actuator (64) comprises a hollow cylinder portion (74), a piston (78), a cylinder head portion (80), and a piston retainer portion (88). The piston (78) is located in the cylinder portion (74), and the piston (7...
12/09/2003
6607099Air drive system
A two-component resin or adhesive dispensing system including an air drive motor with adjustable settings which drives, by means of sprocket and chain drive systems, an activator metering pump and an adhesive metering pump as to provide a dispenser with a...
08/19/2003
6575331Hydraulically and volumetrically dispensing and filling fluid
Systems and methods for hydraulically and volumetrically filling and dispensing target fluid. A hydraulic system comprises an actuator, a hydraulic coupler that includes substantially incompressible hydraulic liquid, and a target fluid container. The actu...
06/10/2003
6564968Automated fluid dispenser
An automatic fluid dispenser includes a pump mechanism actuated by the movement of a piston between a first position and a second position. The piston includes a resilient diaphragm that separates a pump chamber from a pressurized fluid chamber. An inlet ...
05/20/2003
6550643Dispenser for viscous fluids
A dispenser for viscous fluids such as plastisol inks includes a frame, a plunger mechanism having a plunger that is adapted to engage a container containing the fluid, and a drive mechanism for vertically advancing the plunger into the container. The plu...
04/22/2003
6520221Filling nozzle with interception of supply liquids for filling machines
A filling nozzle with interception of supply liquids for filling machines, alignable with a container to be filled by liquid, comprising a shutter member (21) and an opening (18) in a hollow body (16), wherein the hollow body (16) is associated on the upp...
02/18/2003
6494347Grease gun having automatic continuous feeding device
The present invention relates to a grease gun having an automatic continuous feeding device, including a gun body, a piston chamber, a piston, a spring, a barrel chamber, a plunger, a container, a switch valve, and a trigger. Thus, the piston may be moved...
12/17/2002
6484782Grout applicator system
A grout slurry pumping system, and a grout slurry control box and associated tools are described. Methods of using the pumping system and control box are also described. The pumping system and control box may be used separately or together. The pumping sy...
11/26/2002
6484907Portable automatic fluid dispenser
A portable fluid dispensing apparatus comprising an fluid reservoir, an air compressor, and a dispensing gun. The fluid reservoir is fitted with a pressure switch which regulates the pressure within said fluid reservoir. Once fluid is charged into the flu...
11/26/2002
6481645Condiment dispensing nozzle apparatus and method
The nozzle of the present invention has an internal chamber, condiment input and discharge ports in fluid communication with the internal chamber, and an extension downstream of the condiment discharge port. Preferably, the internal chamber has a flow dis...
11/19/2002
6447216Fluid pumping system for particulate material
A fluid pumping assembly for pumping particulate material includes a pump housing defining a pump cavity including a pumping chamber for handling particulate material, a motive fluid chamber, and a moveable diaphragm. The fluid pumping assembly also inclu...
09/10/2002
6431409Extruder welding device
An extruder welding device for welding plastic workpieces is disclosed that includes an extruder unit equipped with a discharge device for plasticated plastic material. The discharge device has a discharge member that acts on the plastic material and is d...
08/13/2002
6428287Portable drywall joint compound pump station
A portable drywall joint compound pump station includes a pneumatic pump for pumping joint compound from a mud container. The pump has an inlet and an outlet, and is supported by a frame at a location above the bottom of the container. An intake tube depe...
08/06/2002
6419127Apparatus for raising concrete members
An apparatus for raising concrete members and maintaining the members in a raised position. The apparatus may be utilized for raising or leveling flat slabs such as sidewalk sections, driveways and patios or for raising sunken sections of curbs and gutter...
07/16/2002
6386398Dispenser
A dispenser for dispensable materials comprises a compressible supply of the dispensable materials and a rigid holding unit having a given cross-section for containing the compressible supply of the dispensable materials. An actuator plate having a given ...
05/14/2002
6378740Portable frozen beverage dispenser
A portable frozen beverage dispenser includes a frozen beverage receiving container and a piston mounted within the container for pressurizing a frozen beverage received therein. The piston is actuated either pneumatically or mechanically. The frozen beve...
04/30/2002
6357632Condiment dispensing apparatus
This invention provides a condiment dispensing apparatus of economically and effectively dispensing condiment by controlling condiment pump activation and opening and closing of the dispensing outlet without requiring electronic circuitry. The apparatus e...
03/19/2002
6321946Fusionmate two part adhesive dispensing system
A two-component resin or adhesive dispensing system comprises a pair of activator and resin or adhesive metering pumps and a drive motor. The drive motor is a hydraulic drive motor driven by means of a hydraulic pump which, in turn, is driven by means of ...
11/27/2001
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