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| Number | Title | Issue Date |
| 8109284 | Bubble trap assembly for critical bioprocess applications A bubble trap assembly for critical bioprocess applications. The assembly includes a disposable liner including a gas port disposed on a top of the liner, and two fluid ports disposed on the bottom of the liner. The fluid ports coupled in-line to the critical biopro... | 02/07/2012 |
| 7604020 | Breather assembly A breather for a driveline component such as an axle, for example, includes a rigid body portion attached to an axle housing, an extension portion attached to the rigid body portion and extending into a housing cavity, and a conical spring supported by the extension... | 10/20/2009 |
| 7252988 | Straw for the conservation of small quantities of substances, in particular biological liquids A straw (1) for the conservation of small quantities of substances, in particular biological substances, having a segment of tube provided inside one end with a stopper including gel powder, characterized in that a proportion of the gel powder is replaced wit... | 08/07/2007 |
| 7178512 | Fuel system for a marine vessel with a gaseous purge fuel container A fuel container for a marine propulsion system is provided with a pump and a hose connected to an outlet of the pump and disposed within the cavity of the fuel container. The hose is provided with an opening, formed through its wall, through which a fluid can flow ... | 02/20/2007 |
| 7107867 | Automatic transmission An automatic transmission includes a parallel-axis gear pair including a first gear having a shaft portion and a gear portion, and a second gear which meshes with the first gear; a case that has a supporting wall which is adjacent to the gear portion of the first ge... | 09/19/2006 |
| 7059341 | Discharge ducts for pumping water from a supply reservoir to a delivery reservoir A discharge duct for discharging pump water from a supply reservoir defined by a first minimum water level and a supply reservoir floor to an operatively higher located delivery reservoir defined by a second minimum water level and the delivery reservoir floor, the ... | 06/13/2006 |
| 6960321 | Sterilization of fire sprinkler systems New and in-use fire sprinkler systems can be sterilized by employing antimicrobial gases. The gases include steam, oxygen, and chlorine. Water added to the system after sterilization can be sterilized to prevent the reoccurrence of microbiological contamination.... | 11/01/2005 |
| 6834642 | Fuel vapor processing apparatus A fuel cut valve is disposed at a higher position than a fill up level in a fuel tank and communicates with an evaporative passage communicating between the fuel tank and a canister through an orifice. Further, a volume chamber is disposed at a higher position than ... | 12/28/2004 |
| 6827097 | Water cooler drip tray drainage apparatus A water cooler with a drip tray in which liquid in the drip tray drains through a drain hole connected to a pump. When liquid is detected, the pump activates to pump the liquid to a remote drain. An optional filter between the drip tray and the pump traps overly-lar... | 12/07/2004 |
| 6755255 | Method and apparatus for providing a portable flow line and measuring unit for an oil and/or gas well The disclosed invention comprises an apparatus and method for producing hydrocarbons from an oil well where no production lines are in place, or where the backpressure of existing production lines is higher than the surface pressure of the oil well, preventing flow ... | 06/29/2004 |
| 6488894 | Device for sequential discharge of flowable reagents The invention relates to a device in which at least two liquid or semi-liquid reagents can be stored separately. When used, the inventive device enables precise, chronologically defined, sequential reagent discharge in a reaction chamber by means of a lin... | 12/03/2002 |
| 6453925 | Solution feeding apparatus and solution feeding method The invention is directed to a solution feeding apparatus and a solution feeding method that are capable of feeding solution from a container until the container is completely empty while maintaining a precise feeding rate to the end of the feeding proces... | 09/24/2002 |
| 6341615 | Self-cleaning vacuum purge system A vacuum purge system is provided to protect the vacuum pump from becoming flooded with liquid that on occasion is purged with vapors from process equipment. The liquid is trapped in a vessel and then evaporated and exhausted through the vacuum pump as va... | 01/29/2002 |
| 6318401 | Air valve assembly for hydraulic jack An air valve assembly adapted for use in a hydraulic jack and constructed to include a valve block, the valve block having a threaded front neck for mounting, a longitudinal center through hole, and a radial air hole in communication between the longitudi... | 11/20/2001 |
| 6284549 | Reagent tube venting system and method In a system and method for venting trapped gas from a reagent chamber in a reagent tube system and method, the system includes a valve insertion tool for inserting a valve in the tube so as to seal the chamber and enclose a reagent therein, and so as to v... | 09/04/2001 |
| 6244289 | Vent system A vent assembly for a double case, rotary positive displacement meter permits venting of the outer housing chamber and inner mechanism chamber simultaneously through a single port in the outer housing to prevent damage to the rotor of the inner mechanism.... | 06/12/2001 |
| 6095178 | System for monitoring and controlling the level of a liquid in a closed container A system for monitoring and controlling the level of liquid in a closed cainer includes a block for mounting at an upper end of the container, a lower level electrode for extending from the block vertically into the container, an upper level electrode fo... | 08/01/2000 |
| 6047686 | Safety device for preventing fuel discharge In a safety device of a fuel system for an internal combustion engine including a fuel filter with a venting nozzle adapted to prevent the discharge of fuel through the venting nozzle of the fuel filter which is connected to a pump line, the safety device... | 04/11/2000 |
| 6026842 | Float activated shutoff valve A fuel gas scrubber to remove liquids including a float activated shut off valve includes a pressure vessel with a dry gas outlet aperture extending through the top of the vessel as well as a wet gas inlet near the top of the vessel and a liquid outlet ne... | 02/22/2000 |
| 5413137 | Fuel vapor vent assembly with liquid trap A fuel vapor vent assembly with liquid trap is incorporated in a vent valve mounted on a motor vehicle fuel tank. The vent valve operates to vent the fuel tank through a vertically oriented orifice in the vent assembly when the valve is in a normal uprigh... | 05/09/1995 |
| 5385034 | Vapor compression systems A vapour compression system, in which the pressure and flow rate of refrigerant in components of the system to control and to optimize use of heat-transfer surfaces and to minimize power consumption, comprises a compressor 1, a condenser 5, a two-section ... | 01/31/1995 |
| 5377872 | Indicator valve for a fire extinguisher A valve, particularly useful in a fire extinguisher, includes a valve housing having a through bore. A valve stem is disposed within the bore and is axially moveable between a first position, a second position, and a third position. The valve stem include... | 01/03/1995 |
| 5263459 | Fuel delivery with self-priming fuel pump A fuel delivery system for internal combustion engines that includes a fuel pump module adapted to be disposed within a fuel tank, with a pump inlet disposed at a lower portion of the tank for drawing fuel therefrom and a pump outlet for delivering fuel u... | 11/23/1993 |
| 5215312 | Housing with a pressure-equalizing element which is retained water-tightly around the edges within a housing wall opening A pressure equalizing membrane made of gas permeable, water impermeable polytetrafluoroethlyene is preassembled to a retaining ring and the ring retained within a housing wall with a watertight seal. Either a one or two part retaining ring is used as a ho... | 06/01/1993 |
| 5094049 | Blister vent An improved blister vent for relieving pressure within a blister on a multi-layered roof, wherein the shaft extending downwardly therefrom is provided with laterally extending threads, the pitch of which approximates the thickness of each of the layers of... | 03/10/1992 |
| 4905901 | Injection molding nozzle A nozzle for injecting a viscous fluid, such as a molten plastic and a non-viscous fluid, such as a gas, includes a nozzle body having an inlet end, a discharge end and a flow passage for viscous fluid extending from the inlet end to the discharge end. A ... | 03/06/1990 |
| 4794942 | Air breather plug assembly for use in power transmission unit An air breather plug assembly adapted for use in a transmission or trans-axle casing includes a cylindrical plug body detachably threaded into an upper portion of the casing and having an inner end portion which extends into an interior of the casing in a... | 01/03/1989 |
| 4757654 | Blister pressure relief valve A valve is disclosed for venting and relieving pressure within a blister in built-up, multiple layer roof structure, which includes a hollow shaft having one open end adapted to be inserted into the blister and the other end covered by an air permeable, w... | 07/19/1988 |
| 4736083 | Microwave heating digestion vessel Microwave digestion vessel of Teflon PFA material including a Teflon PFA vessel with a threaded top and a Teflon PFA cap with internal threads for engaging the vessel threads. A valve assembly extends upwardly from a center portion of the cap and includes... | 04/05/1988 |
| 4655754 | Vacuum wound drainage system and lipids baffle therefor Apparatus for selectively blocking passage of lipids in a liquid flow path. A baffle interposed in the liquid flow path is of nonpolar material and is arranged to permit liquid flow therethrough with contact of said liquid with the nonpolar material of th... | 04/07/1987 |
| 4624286 | Degasifying valve for containers A degasifying valve for storage and/or transport containers especially for the storage and/or transportation of dangerous liquids has a base provided with a degasifying orifice which on the downstream side of this base is surrounded by at least one annula... | 11/25/1986 |
| 4560324 | Automatic purger for a hydraulically controlled double diaphragm pump The automatic purger has an intermediate chamber (11) one of the walls of which is formed by an elastic diaphragm (10), termed front diaphragm, whereas the other wall is formed by a second elastic diaphragm (12), termed rear diaphragm. This chamber is con... | 12/24/1985 |
| 4467827 | Venting and degasifying valve for a liquid-filled system Valve body or stopper 1, for screwing into a liquid-filled system, is divided by a partition 2 into an inner chamber 6 accommodating a valve ball 8 loaded by a spring 7 into a valve opening 3 in the partition 2, and outer chamber 9 through the wall of whi... | 08/28/1984 |
| 4388047 | Solenoid-operated pump A solenoid-operated pump for discharging fluid from a tank through a fluid discharge passage in a pump body has a directional control valve disposed in the fluid discharge passage. The directional control valve is normally urged to direct fluid flow throu... | 06/14/1983 |
| 4359204 | Rod operated valve A diaphragm actuated-rod operated valve assembly adapted for installation in a fluid flow is disclosed comprising a one-piece elastomeric valve-spring-seal member which is operated by the push rod and has only a static seal and in addition is provided wit... | 11/16/1982 |
| 4352364 | Nonspill vented closure assembly for storage battery A nonspill vented closure assembly is provided for a wet cell type of storage battery which normally provides a venting hole to the interior of the battery, and which includes a tiltable weight that lifts a valve to close the vent hole whenever the batter... | 10/05/1982 |
| 4314658 | Viscous product dispensing squeeze bottle having a self-venting automatic shut-off valve An elastic squeeze bottle which springs back to shape after collapse by squeezing, contains a viscous product and has a normally closed valve opened by the displaced product and which automatically closes again when the squeezing is terminated. So that ai... | 02/09/1982 |
| 4207870 | Blood sampling assembly having porous vent means vein entry indicator A blood sampling assembly is provided which has a cannula designed for intravenous penetration, a mechanism for applying negative pressure to the cannula, a chamber located between the cannula and the source of negative pressure, a one-way valve positione... | 06/17/1980 |
| 4200096 | Device for introducing a liquid other than blood in a blood vessel The present invention relates to a device for introducing a liquid other than blood in a blood vessel, composed of a hollow needle having a front end and an axially opposite rear end, a hollow female support base which is fixed to the rear end of the need... | 04/29/1980 |
| 4027494 | Low gravity phase separator The present invention provides an apparatus for phase separating a gas-liquid mixture as might exist in a sub-critical cryogenic helium vessel for cooling a superconducting magnet at low gravity such as in planetary orbit, permitting conservation of the l... | 06/07/1977 |
