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| Number | Title | Issue Date |
| 8087549 | Liquid supply apparatus and method of detecting fault thereof In a liquid supply apparatus, a liquid held in a liquid holding portion is pushed out to the exterior by pressurized gas. The apparatus includes a liquid pouring section for pouring a predetermined amount of liquid into an intermediate portion of the liquid holding ... | 01/03/2012 |
| 7584871 | Grease output device for an electrical grease gun A grease output device for an electrical grease gun has a body, a double-cam member and a driving member. The body has a holder and a seat mounted with the holder. The double-cam member connects to the body and has a driven unit and a driving unit. The driven unit h... | 09/08/2009 |
| 7364034 | Adjustable aperture apparatus that retains dust from bulk material directed through the apparatus An adjustable aperture apparatus on a bulk material transfer chute that transfers a flow of bulk material from a discharge conveyor to a separate receiving conveyor is automatically closed when no bulk material is being transferred by the transfer chute from the dis... | 04/29/2008 |
| 7354774 | Self aliquoting sample storage plate A self-aliquoting dispensing unit for use with a multi-receptacle storage unit is provided including a lower plate having a plurality of access ports therethrough, wherein at least one of the access ports is in fluid communication with a microtube, an upper plate re... | 04/08/2008 |
| 7337927 | Two stage grease gun A portable grease gun with a dual pressure output capability which can be selectively changed by the user with little effort. A larger diameter plunger is longitudinally coupled to an extension. The larger diameter plunger and its extension are variable in length by... | 03/04/2008 |
| 7311226 | Mixed liquid dispensing apparatus A mixed liquid dispenser head (7) is provided with a carbonated water supply port (39), raw material exits (33), and a diluting water exit (35) within a head main body (11); a nozzle (13) that is attached to the head main bo... | 12/25/2007 |
| 7178745 | Dispense tip with vented outlets In a fluid pump and cartridge assembly, a cartridge includes a material inlet port, a material outlet port, and a feed screw. The feed screw delivers fluid to be dispensed from the fluid inlet to the outlet port. The fluid inlet is preferably elongated in a directio... | 02/20/2007 |
| 7172096 | Liquid dispensing system A system for dispensing liquid to a manufacturing process from a container including an outer container and a flexible inner container occupied by the liquid. A flow passage provides fluid communication between an interior of the inner container and the manufacturin... | 02/06/2007 |
| 7168595 | Pneumatic grease gun A pneumatic grease gun has a first compressed air chamber formed between a sleeve and a first piston set, and a second compressed air chamber formed between the sleeve and a second piston set so that the pressure of compressed air is double to increase the thrust fo... | 01/30/2007 |
| 7162963 | Adjustable singulating brush assembly and method of singulating seeds An adjustable singulating brush assembly for a seed meter and method to improve seed singulation of a seed meter. The assembly includes a carrier and a brush selectively adjustably moveable with respect to the carrier. The method to improve seed singulation of a see... | 01/16/2007 |
| 7093774 | Device for injecting a pulsed supersonic gas stream The invention relates to a device (100) for injecting a pulsed supersonic gas flux, including a first chamber (2) inside which the gas to be injected is found under pressure on either side of a free piston (4), the device comprising means (12... | 08/22/2006 |
| 7032841 | Hand-held battery power sprayer A hand-held battery power sprayer is formed of a body having a spray nozzle, a trigger, and an internally threaded attachment collar having a passageway therethrough. The attachment collar removably receives a container. As battery powered pump is positioned within ... | 04/25/2006 |
| 7032713 | Battery-operated grease gun with an electronic pressure regulator for controlling pressure of the grease A battery operated grease gun has a motor that drives a planetary gear assembly that is coupled to a pump assembly that drives a plunger reciprocally in an grease passage to discharge grease through a discharge spout. The pressure in the grease exerts a reaction for... | 04/25/2006 |
| 7025323 | Low power integrated pumping and valving arrays for microfluidic systems Low power integrated pumping and valving arrays which provide a revolutionary approach for performing pumping and valving approach for performing pumping and valving operations in microfabricated fluidic systems for applications such as medical diagnostic microchips... | 04/11/2006 |
| 7014127 | Aerosol dispenser assembly having low volatile organic compound (VOC) content An aerosol dispenser assembly (1) has a container (2) holding a liquid product and a liquefied gas propellant for propelling the liquid product from the container, the propellant being present in a quantity of at most about 25% by weight of the content... | 03/21/2006 |
| 7000853 | System and method for control of fluid dispense pump In a fluid pump and cartridge assembly, a cartridge includes a material inlet port, a material outlet port, and a feed screw. The feed screw delivers fluid to be dispensed from the fluid inlet to the outlet port. The fluid inlet is preferably elongated in a directio... | 02/21/2006 |
| 6957783 | Dispense tip with vented outlets In a fluid pump and cartridge assembly, a cartridge includes a material inlet port, a material outlet port, and a feed screw. The feed screw delivers fluid to be dispensed from the fluid inlet to the outlet port. The fluid inlet is preferably elongated in a directio... | 10/25/2005 |
| 6913447 | Metering pump with varying piston cylinders, and with independently adjustable piston strokes A metering pump includes an actuating mechanism, and a plurality of piston cylinders coupled to the actuating mechanism. A first of the cylinders has a working volume that differs from a second of the cylinders. The actuating member is centrally located and the cyli... | 07/05/2005 |
| 6892901 | Sauce pumping apparatus Embodiments of the present invention are directed to a rotary sauce dispensing apparatus for applying a sauce on a receiving surface such as a pizza dough. In one embodiment, an apparatus for producing a flow of a sauce to a dispenser comprises an accumulator includ... | 05/17/2005 |
| 6860870 | Self-cleaning fluid delivery device for medical applications A gas powered spraying device that can be used for single or multi-part reactive medical polymer compositions is provided. A fluid or one or more reactive solutions are sprayed independently at a tissue surface, and the spraying of each solution of multi-component e... | 03/01/2005 |
| 6736291 | Viscous material application apparatus A viscous material application apparatus includes a main body having a pressurized chamber which connects through to a discharge port and stores a viscous material, a viscous material supply device for transferring the viscous material to the pressurized chamber, an... | 05/18/2004 |
| 6675992 | Grease gun for a motor drive A grease gun for lubricating machines, includes a housing having an inlet opening for receiving grease therethrough into the housing and an extrusion opening through which the grease is pushed out to a machine to be lubricated; a drive shaft rotatably mou... | 01/13/2004 |
| 6561389 | Dispenser apparatus for medical grade ultrasound gel A dispenser apparatus for ultrasound gel comprises a cylindrical body having a closed first end and a dispensing opening at the other end. There is an inlet opening near the first end in fluid communication with a source of pressurized ultrasound gel. A p... | 05/13/2003 |
| 6521187 | Dispensing liquid drops onto porous brittle substrates A system for aspirating and ejecting microvolume drops of liquid onto porous sites of a substrate wafer is presented. The system includes a microdispenser employing a piezoelectric transducer attached to a glass capillary, a means for priming and aspirati... | 02/18/2003 |
| 6491684 | Fluid delivery device having a water generating electrochemical/chemical pump and associated method A fluid delivery device generally including: an electrochemical pump, wherein the electrochemical pump is capable of generating water; an electrochemical pump product chamber, wherein the electrochemical pump product chamber is capable of retaining water ... | 12/10/2002 |
| 6460481 | Cake decorator having a power drive This cake decorator has an axial cylinder and a powered piston controlled by twisting an axial rotary actuator switch in one direction or another.... | 10/08/2002 |
| 6193111 | Powered condiment pumping system A powered condiment pumping system for pumping controlled portions from a dispenser receiving product from a substantial distance on the order of 30 feet or more. If includes a distantly disposed constant outlet pressure pump and a volumetric piston pump ... | 02/27/2001 |
| 6145455 | Agricultural material metering system An agricultural material metering system includes a metering member, a hydraulically driven actuator, a pump, a rotatable ground driven member, a variable drive control and an actuator coupled to the variable drive control. The metering member is configur... | 11/14/2000 |
| 6105829 | Fluid dispensing system A fluid dispensing system is provided which has a first diaphragm pump, a filter connected to receive the discharge of said first pump, and a accumulator/second diaphragm pump connected to receive the discharge of said filter. Hydraulic fluids pumped by c... | 08/22/2000 |
| 6101968 | Power-assist cake decorator In the housing is a motor and gear train driven by the motor, the train adapted to selectively engage a gear rack secured to the compression element to drive it down to squeeze the collapsible frosting container. When the train has moved into engagement, ... | 08/15/2000 |
| 5927560 | Dispensing pump for epoxy encapsulation of integrated circuits A dispensing pump for dispensing liquid, particularly suitable for dispensing two-part epoxy for encapsulation of integrated circuits, includes a pumping chamber in communication with a nozzle via a three way valve, the pumping chamber including an outlet... | 07/27/1999 |
| 5840346 | Viscous material dispensing apparatus Apparatus for positive displacement metering of viscous material. Positive displacement and non-positive pumping of material to be metered is provided. The positive displacement pumping includes pressure release apparatus to avoid excessive pressure build... | 11/24/1998 |
| 5538407 | Proportioner and fluid proportioning system Fluid proportions system for proportioning a fluid intermittently at various places. This fluid comes from a storage point and is added by an intermittently operating pump to a proportioner, which feeds a fixed volume of fluid to an outlet more or less in... | 07/23/1996 |
| 5452824 | Method and apparatus for dispensing fluid dots A fluid dispensing station includes a pneumatic clamp for easy and secure mating and un-mating of a supply syringe to the dispensing nozzle from which dots of fluid are selectively dispensed according to displacement of a plunger of the syringe. A syringe... | 09/26/1995 |
| 5368195 | Pressurized bag-in-bottle liquid dispensing system A fluid dispenser system is provided for accurate delivery of a viscous or semi-viscous fluid. The dispenser system includes a pressure station for receiving a bottle filled with the selected fluid substance, and for pressurizing the bottle for fluid flow... | 11/29/1994 |
| 5341957 | Cup-type vending system and method for dispensing beverages A beverage vending system for successively outputting beverages into cups. The beverage vending system includes a vending machine having a currency output device and automatically outputs a beverage into a cup in response to an operator's payment and sele... | 08/30/1994 |
| 5307952 | Top dresser A top dresser (10) is disclosed in a first preferred form including a discharge gate (56) of a pusher (44) movably mounted in a hopper (30) for forcing material forward towards a rotating, cylindrical, dispensing drum (66) as the top dresser (10) is being... | 05/03/1994 |
| 5100031 | Method and apparatus for dosing and dispensing mercury into discharge lamps An apparatus and method for accurately dosing and dispensing mercury. The apparatus includes a reservoir containing mercury and a capillary tube extending from the reservoir of mercury to a dispensing needle and having an inlet located intermediate a pair... | 03/31/1992 |
| 4983109 | Spray head attachment for metering gear head A spray head attachment adapted for use with a flow metering device such as a metering gear head is effective to discharge a plurality of spiral spray patterns of hot melt adhesive, in elongated strands or fibers, onto the backing sheet of a hygienic arti... | 01/08/1991 |
| 4938396 | Syrup dispensing system A syrup dispensing system in which a pump is actuated at a preset clock rate under a fixed pressure head. The clock rate and pressure head are tailored to accommodate the lowest operating temperature for the system and, accordingly, the thickest syrup. A ... | 07/03/1990 |
