Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7988128 | Sealing luer A connector (100) for a medical device including a body (110) having a proximal end (114), a distal end (112), and a passage (116) extending therethrough between the proximal end and the distal end that fluidly connects the proxima... | 08/02/2011 |
| 7404543 | Slow closing actuator and valve A valve actuator is disclosed for use with short throw valves. The actuator includes a plate perpendicular to the valve stem that has a slot formed of regions having different radii of curvature centered on the valve stem. An eccentric cam is attached to a handle mo... | 07/29/2008 |
| 7360554 | Integrated gas meter bar device and locking shut-off valve A control valve assembly and for a gas delivery system is disclosed comprising a valve housing and piping combination adapted to mate with a gas meter outlet, the valve including a main inlet and an auxiliary inlet for bypassing the main inlet, and a poppet disposed... | 04/22/2008 |
| 7357370 | Detent apparatus for water temperature regulation of induction faucets A detent apparatus for water temperature regulation of induction faucets includes a mixer located in a faucet and a swiveling mechanism located in the mixer. The swiveling mechanism has a rotary valve and a handle located outside the mixer and the faucet. The handle... | 04/15/2008 |
| 7350765 | Double-stop floating ball valve Valve assemblies and methods of designing valve assemblies having a valve ball, an upper seat, and a lower seat. When fluid pressure is applied to the valve ball, the valve ball will float in the axial direction between an upper position, a neutral position, and a l... | 04/01/2008 |
| 7240691 | Rotary bleed valve assembly A rotary bleed valve (10) for a gas turbine engine comprises a passage (11) connecting high pressure gases from a compressor to an exhaust and a valve member (12), the valve member (12) may be rotated within the passage (11)so as t... | 07/10/2007 |
| 7231935 | Faucet This invention relates to a faucet, which comprises a body and a rotation control device. The body is assembled with a control valve and the control valve has a valve rod. The rotation control device comprises a shell, a handle and a fixing base. The shell is mainly... | 06/19/2007 |
| 7226285 | Gas flowrate control device for gas burner A gas flowrate control device for turning the flame adjustment wheel of a gas burner is disclosed to include a control wheel, which has an internal gear meshed with the flame adjustment wheel of the gas burner, a big gear surrounding the internal gear, and two small... | 06/05/2007 |
| 7195229 | Automatic sampler In a direct injection type automatic sampler, a sampling needle having a liquid sample collected from a sample vessel by using suction force of a pump is inserted into an injection port. Then, a flow path-switching valve is rotated to switch a flow path to make a fl... | 03/27/2007 |
| 7172173 | Switch valve having a locking effect A switch valve includes a valve body, a control stem rotatably mounted on the valve body, a limit ring mounted on the valve body, a locking member secured on the control stem and hidden in the limit ring, and a rotation head removably mounted on the limit ring and d... | 02/06/2007 |
| 7152621 | Integrated gas meters bar device and locking shut-off valve A control valve assembly and for a gas delivery system is disclosed comprising a valve housing and piping combination adapted to mate with a gas meter outlet, the valve including a main inlet and an auxiliary inlet for bypassing the main inlet, and a poppet disposed... | 12/26/2006 |
| 7124999 | Switch valve having a locking effect A switch valve includes a valve body, a control stem rotatably mounted on the valve body to open/close a water flow in the valve body, a limit ring mounted on the valve body to encompass the control stem, and a rotation head removably mounted on the limit ring and d... | 10/24/2006 |
| 7080821 | Valve with a structure limiting the turning angle of the valve knob A valve with a structure limiting of the turning angle of the valve knob includes a valve and knob installed on the valve. The valve contains a raised tube, which contains a globe valve brake axle protruding in the center; and the knob contains a connecting groove w... | 07/25/2006 |
| 7073483 | Intake air quantity controlling device for internal combustion engine An intake air quantity controlling device for an internal combustion engine that includes a shaft, a throttle valve, a final spur gear, a drive motor, a full closure stopper, a full opening stopper, and a collision portion. The shaft is rotatably provided across an ... | 07/11/2006 |
| 7063302 | Sample valve with integral sample shut off function for chromatograph A multiple port valve integrated with the function of the sample shut off valve is disclosed. The integration of the sample shut off function eliminates extra plumbing and labor costs associated with a separate sample shut off valve. Additionally, the multiple port ... | 06/20/2006 |
| 7028979 | Servo assisted butterfly valve provided with a flat leaf spring and a spiral spring to establish the limp-home position A servo-assisted butterfly valve comprising a valve body, a valve seat formed in the valve body, a butterfly disc adapted to engage the valve seat, a shaft on which the butterfly disc is keyed, an electric motor coupled to the shaft by means of at least one toothed ... | 04/18/2006 |
| 7028984 | Flow control valve for gardening pipe A flow control valve for a gardening pipe includes a main body, a control member, a rotation knob, and a bottom cap. Thus, the flow control valve has a simplified construction and is made easily, thereby decreasing costs of fabrication. In addition, the water flow r... | 04/18/2006 |
| 7000896 | Reversible ball valve handle A valve having a valve body, a rotary valve member, a valve handle, and a selectively repositionable valve handle stop member. The valve body includes first and second openings into which the stop member may be installed. The openings are provided on opposite sides ... | 02/21/2006 |
| 6959909 | Actuating handle assembly A handle assembly mountable on a valve is disclosed. The assembly includes a head having a receptacle engageable with a rotatable shaft on the valve and a grip projecting outwardly from the head to facilitate turning of the head for actuating the valve. An arcuate s... | 11/01/2005 |
| 6938878 | Direct flow tap for dispensing drinks, provided with improved devices for stopping the operating handle The present invention relates to a direct flow tap for dispensing drinks, of the type with ball valve and actuated by a handle linked to said ball and provided with means suitable for limiting the rotation of said handle between two end positions, respectively corre... | 09/06/2005 |
| 6926252 | Drive device A drive device enabling a movable element to be driven by an actuator via a gear system comprising a motor pinion gear, an intermediate gear and a partial toothed gear. An aim of the invention is to create a particularly compact device which can capture the kinetic ... | 08/09/2005 |
| 6916010 | Regulating valve for adjusting the flow in an infusion or transfusion procedure The medical regulating valve for adjusting the flow in an infusion or transfusion procedure has a housing (2), and a valve chamber (21) into which an inlet connecting piece and an outlet connecting piece (22, 23) open. A rotating piece has a cyl... | 07/12/2005 |
| 6902704 | Injection pump assembly for a combinatorial reactor and related method An injection pump assembly 10 in a chemical delivery system for simultaneously delivering reagents into a combinatorial reactor system having multiple injectors. The assembly 10 has a plurality of injectors 12, each injector 12 being in f... | 06/07/2005 |
| 6805165 | Adjustable air stream introducing device An adjustable air stream introducing device for reinforcement of a blowing power of a primary air stream flowing through a duct, includes a tubular coupler disposed downstream of the duct to confine an annular space. A surrounding seat member is disposed securely in... | 10/19/2004 |
| 6672564 | Drive device A drive device (10, 100) with an actuating drive (40, 130) for driving a movable element (11, 110), in which drive device a lever (62, 144) coupled to the movable element (11, 110) is capable of being driven by the actuating drive (40, 130) via a gear (48... | 01/06/2004 |
| 6638481 | Plug flow cytometry for high throughput screening and drug discovery An apparatus for drawing and supplying multiple samples for rapid processing in flow cytometry. The apparatus comprises a reciprocating valve and at least one syringe. The invention is also a method for rapidly processing multiple samples in flow cytometr... | 10/28/2003 |
| 6425571 | Valve and method for forming valve A valve for controlling fluid flow is provided. The valve includes an actuating stem for controlling the flow of fluid through the valve, a valve member with a positioning formation and an opening for permitting fluid flow, a valve body portion, and at le... | 07/30/2002 |
| 6382590 | Distribution valve A distribution valve is formed of a tubular body, a rotating body, a spherical body, and a handle. The tubular body is provided with a fitting tube in communication with the hollow interior of the tubular body. The spherical body is rotatably disposed in ... | 05/07/2002 |
| 6296229 | Metal ball valves for gas An improved metal ball valve for gas comprises a shutter housing chamber in which are provided two opposite sides or flats allowing to define annular recesses in which shutter sealing gaskets are substantially integrally engaged. The shutter weight is adv... | 10/02/2001 |
| 5950982 | Faucet safety stop A new FAUCET SAFETY STOP for preventing a user, especially a child, from turning a water faucet beyond a predetermined point. The inventive device includes a clip member having a pair of spaced apart arms, and a mid-portion connecting the arms together. T... | 09/14/1999 |
| 5901735 | Diverter valves with integral back flow preventer and inlet and outlet check valve mechanisms A cartridge for a valve housing having outlets, the cartridge comprising a stationary body sleeve for fixed insertion within the housing and having outlet ports permanently aligned with the outlets of the housing, a moveable substantially hollow stem slee... | 05/11/1999 |
| 5704090 | Bleed for a vacuum cleaner A vacuum cleaner attachment for use in a suction line comprises a bleed section having an aperture extending into an interior portion of the attachment and a collar disposed in the bleed section. The collar is positionable in only a finite number of stabl... | 01/06/1998 |
| 5647389 | Indexable latching handle assembly for quarter-turn rotary valves An indexable latching handle assembly for quarter-turn rotary valves which permits the arc of operation to be oriented as necessary to avoid surrounding obstacles and enhance ease of operation. This handle assembly has a latching device capable of latchin... | 07/15/1997 |
| 5503177 | Repair device for fluid distribution valves The present invention features a retrofit, stop replacement device for the repair of damaged, rusted or corroded stop limits or abutments of distribution valves. The repair device is made up of a guide plate that fits over the facial portion of the distri... | 04/02/1996 |
| 5385167 | Value testing device A device for controlling the rotation of a valve and/or valve actuator, such device including a housing secured to said valve and actuator, hub member rotatably received by said housing, at least one stop member receiving device provided said housing, and... | 01/31/1995 |
| 5352214 | Tubing clamb to control flow through compressible tubing A tubing clamp controlling flow within compressible tubing passing through the clamp which is adapted for inserting the tubing sidewise into the clamp upon opening of a hinged side wall. An adjustable flow controller overlies the tubing and is adapted to ... | 10/04/1994 |
| 5348271 | Locking device A device for controlling the rotation of a valve and/or valve actuator, such device including a housing secured to said valve and actuator, hub member rotatably received by said housing, at least one stop member receiving device provided said housing, and... | 09/20/1994 |
| 5329959 | Locking device A device for controlling the rotation of a valve and/or valve actuator, such device including a housing secured to said valve and actuator, hub member rotatably received by said housing, at least one stop member receiving device provided said housing, and... | 07/19/1994 |
| 5323805 | Valve with safety lock-out A valve, such as a ball valve, which is turned 90° between a fully open and a fully closed position. A lock-out plate is secured on the valve stem and has at least one lock-out opening positioned to mate with a lock-out opening in either an indexing plat... | 06/28/1994 |
| 5259589 | Stop for rotational actuators An apparatus for limiting the rotational travel of a shaft of a valve actuator. A shaft engaging element having detents disposed therewith is connected to the shaft. A stop element is coupled to the actuator. When the shaft engaging element rotates with t... | 11/09/1993 |
