Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 8146617 | Check valve A check valve has a valve body, a piston and a spring. The valve body has a tube, a nozzle and a valve seal. The tube has a sealing protrusion and an inner surface. The sealing protrusion is formed around the inner surface of the tube. The nozzle is combined with th... | 04/03/2012 |
| 7387109 | High-pressure fuel pump for an internal combustion engine A high-pressure fuel pump for an internal combustion engine is proposed, in which the regulating behavior in idling and lower partial-load operation is improved to such an extent that a separate pressure regulating valve in the high-pressure region of the fuel injec... | 06/17/2008 |
| 7367353 | Combined check valve and pressure relief valve A combination check valve and pressure relief valve is provided for use in regulating the flow of fluid between a first fluid side and a second fluid side. The valve may include a valve body, a valve insert positioned within an aperture of the valve body, a check po... | 05/06/2008 |
| 7353842 | Air fitting with an integral check valve An air fitting with an integral check valve includes a housing having an inlet and at least one outlet, a passage extending between the inlet and the at least one outlet with a valve seat being formed in the passage adjacent the at least one outlet with a portion be... | 04/08/2008 |
| 7258134 | Combination check valve and pressure rise rate valve A combination check valve and pressure rise rate valve is provided for regulating the flow of fluid between a first fluid side and a second fluid side. The valve may include a valve body, a valve insert positioned within an aperture of the valve body, and a check po... | 08/21/2007 |
| 7207349 | Hydraulic flow pressure switch A pressure switch or valve for a hydraulic circuit that responds primarily to fluid flow as opposed to relying strictly on a pressure gradient across the valve. A T-shaped valve has a stem portion disposed within an opening in a reservoir or other fluid passage. The... | 04/24/2007 |
| 7201184 | Pressure protection valve A valve is provided having a housing with an inlet and an outlet. Within the confines of the housing is a fluid flow path that allows for fluid communication between the inlet and the outlet. The valve includes a valve element that is movable to and from a position ... | 04/10/2007 |
| 7192561 | Hydraulically controlled pressure relief valve for high-pressure reactors A high-pressure reactor which has a hydraulically controlled pressure-relief valve. The mechanical design of the corresponding hydraulic system in combination with the control technology used facilitates particularly fast opening of the pressure-relief valve in the ... | 03/20/2007 |
| 7152617 | High pressure release safety valve assembly A safety valve assembly for use with a global manual valve which is installed on a high pressure cylinder or container. The safety valve assembly has a main body that is threaded into the lower bore of the global manual valve. A poppet valve slides into the bore of ... | 12/26/2006 |
| 7150507 | Self cleaning orifice A self-cleaning orifice includes a housing having a bore defined therein. The bore includes a first diameter inlet portion and a second diameter outlet portion, with a seating surface defined between the inlet and outlet portions. A movable body having a seating sur... | 12/19/2006 |
| 7114512 | Gas safety device A gas safety valve includes a main body having a longitudinal through-hole consisting of a first section, a second section, and a third section with different inner diameters. A ball and a restraining member are mounted in the first section. A spring is mounted in t... | 10/03/2006 |
| 7069946 | Slow-release check valve A slow-release check valve for a pneumatic system including a compressed gas source and a pneumatic device includes a body with a proximal, supply end and a distal, power end. Supply and power couplings are mounted on the body supply and power ends respectively and ... | 07/04/2006 |
| 7052243 | Pressure regulating valve A pressure maintenance assembly for a domestic water well system. The assembly comprises a pressure maintenance valve having an inlet side and an outlet side, a pressure tank in fluidic communication with the outlet side, and a calibrated bypass. When the valve is c... | 05/30/2006 |
| 7048136 | Canister lid with improved evacuation and vent assembly A canister lid includes a cover member adapted to cover a canister, thereby defining an interior of the canister. An evacuation valve is adapted to allow evacuation of the interior of the container. A vacuum release valve is adapted to allow venting of the interior ... | 05/23/2006 |
| 7048517 | Pump as a pressure source for supercritical fluid chromatography The invention is a device and method in a high-pressure chromatography system, such as a supercritical fluid chromatography (SFC) system, that uses a pump as a pressure source for precision pumping of a compressible fluid. The preferred exemplary embodiment comprise... | 05/23/2006 |
| 7030577 | Multi-channel undulative induction accelerator A multi-channel undulation induction accelerator of charged particles, comprising an injector block, drive source, output systems, turning systems, and induction acceleration block, which is made in the form of at least two one-channel linear induction acceleration ... | 04/18/2006 |
| 7028708 | Combined check valve and pressure relief valve A combination check valve and pressure relief valve is provided for use in regulating the flow of fluid between a first fluid side and a second fluid side. The valve may include a valve body, a valve insert positioned within an aperture of the valve body, a check po... | 04/18/2006 |
| 7014166 | Faucet device operatable either manually or automatically A faucet device includes a shank coupled to a water reservoir and having two outlets, a solenoid valve is coupled to one of the outlets of the shank, a faucet housing includes a chamber and includes an outlet spout. A valve casing is disposed in the faucet housing, ... | 03/21/2006 |
| 7007708 | Flow control valve A valve mechanism to control fluid flow between a fluid pumping device and a system that includes an inlet from the fluid pumping device, a first valve, a second valve, a first outlet fluidly connected to the system, and a second outlet. The first valve prevents bac... | 03/07/2006 |
| 6981516 | Fail save shut off valve for filtering systems employing candle filters The invention relates to an apparatus that acts as a fail save shut off valve. More specifically, the invention relates to a fail save shut off valve that allows fluid flow during normal operational conditions, but prevents the flow of fluids in the event of system ... | 01/03/2006 |
| 6935850 | Axially aligned dual piston cylinder air pump with a common head portion A dual-direction pump includes two cylinders arranged on opposite sides of a head portion and an inlet return-flow prevention device and a leakproof device mounted between the cylinder and the head portion for avoiding leakage at the juncture between the cylinder an... | 08/30/2005 |
| 6918526 | Muffler for staple guns A muffler is received in a passage of an end member connected to a handle of the staple gun and a fitting extends from the end member so as to be connected to a hose. The muffler includes a tubular body and a plurality of plates extend from an end of the tubular bod... | 07/19/2005 |
| 6889707 | Pressure actuated shut-off valve with membrane An ON/OFF valve (1,1′,1″) that has an outer body (3) defining a fluid flow cavity (2) divided by an intermediate surface (8, 21) into a first and a second chamber (2a, 2b) communicating with each other via ... | 05/10/2005 |
| 6520419 | Supercooling degree control type expansion valve A supercooling degree control type expansion valve which is capable of preventing seizure of a compressor when the compressor is at a low load condition. A valve seat is integrally formed with a body, in a refrigerant passage through which refrigerant flo... | 02/18/2003 |
| 6520205 | Compressor unloader system A system and method for controlling air flow into a rotary screw compressor is provided. The system includes an unloader valve for controlling airflow into the compressor. An anti-rumble system may be included in the unloader valve housing. The unloader v... | 02/18/2003 |
| 6427714 | Fluid flow valve with variable flow rate An improved fluid flow valve (10) for a fluid flow control system. The flow valve (10) includes a flow-regulating assembly (40) having a housing (44) having a piston bore (15) within which is slideably disposed a piston-like member (42). The piston-like m... | 08/06/2002 |
| 6250327 | Fluid flow valve with variable flow rate An improved fluid flow valve (10) for a fluid flow control system. The flow valve (10) includes a flow-regulating assembly (40) having a housing (44) having a piston bore (15) within which is slideably disposed a piston-like member (42). The piston-like m... | 06/26/2001 |
| 6176257 | Regulated air suction valve A regulated air suction valve, used in conjunction with a water pump with a water inlet pipe and a water outlet pipe and a container with an air volume, installed at the water inlet pipe for replenishing the air volume and comprising: a main body, having ... | 01/23/2001 |
| 6109296 | Dribble flow valve A water system uses a pressure reservoir of extremely small size. A valve device is placed between a water pump and the pressure reservoir. The valve device has a constant outlet pressure function to limit the flow from the pump at high pressures. The pum... | 08/29/2000 |
| 6102075 | Flow control device A fluid flow control device for use in heat pump systems is provided. The device includes an elongated body shaped to define a plurality of lines of contact along the elongated body which reduces operational noise and which improves fluid flow characteris... | 08/15/2000 |
| 5918623 | Starting valve The invention relates to a starting valve for progressive build-up of pressure in an installation through which pressure medium flows, comprising a housing with a first opening for coupling to a first component of the installation and a second opening for... | 07/06/1999 |
| 5913642 | Feed chute for fiber tufts A flap is disposed across the opening between an expansion chamber and an exhaust air duct to control the delivery of fiber tuft-laden air into a feed chute or chamber. The flap has two wings which pivot about a common pivot axis whereby as one wing incre... | 06/22/1999 |
| 5895208 | Reciprocating piston machine with capillary passages on valves for pressure relief A reciprocating piston machine (1) has an inlet valve (9) on the suction side and an outlet valve (10) on the delivery side, which valves exhibit a valve body having a valve disc (11, 12) comprising of an elastomer, whereby the compression chamber (6) sea... | 04/20/1999 |
| 5878773 | Auxiliary flow path valve A Flow control valve for a pump suction line permitting flow from an alternate source in the event of partial or complete blockage of a main source. The valve includes a valve housing having a main inlet port at one end, on auxiliary inlet port at its oth... | 03/09/1999 |
| 5842609 | Personal hygiene liquids dispenser A liquid dispensing device (10) for personal hygiene liquids is wall mounted with a plurality of containers (14) and valves (16). Each valve includes a valve plunger (60) with a head (62) having a flexible periphery (64) that provides increased bypass of ... | 12/01/1998 |
| 5816291 | Shock absorber for liquid conduits A shock absorber in a liquid conduit (4) is provided. The shock absorber comprises a closed liquid tank (10), which is partly filled with gas and has a joint means (11) connected to the conduit (4). Via the joint means, liquid can flow to and from the tan... | 10/06/1998 |
| 5797421 | Dry hydrant siphon assembly A siphon jet is attached to a dry hydrant which is in communication with a body of water to increase the flow of fluid to the dry hydrant and assist in overcoming the effects of atmospheric pressure and gravity in drawing the water. A pressurized fluid so... | 08/25/1998 |
| 5771923 | Gasketing and bleed means for an electrically controlled faucet assembly An electrically controlled faucet is disclosed which is operable by pushing a button or placing hands within the operating range of a sensor. The faucet is mounted to a sink deck or like surface using specially configured gasket means which insure against... | 06/30/1998 |
| 5769573 | Apparatus for controlling air flow in an air duct A throttle valve is provided within a discharge air duct located adjacent a fiber duct receiving a fiber laden air stream. The throttle valve cooperates with a stop in a lowered position to form a gap to allow a minimal air flow therethrough. In addition,... | 06/23/1998 |
| 5704391 | Gravity-operated gas shut-off valve A flow shut-off valve shuts off natural gas if there is a break in a gas line, for example, the line to a water heater toppled by an earthquake. The shut-off valve is fitted into a standard pipe nipple that is installed in a vertical position. The shut-of... | 01/06/1998 |
