Did You Know...
...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 7900649 | Sanitary single-lever mixer A sanitary single-lever mixer comprising a housing, known per se, having a receiving compartment which is open towards the top. The housing is associated with a closing part which covers the upper opening of the receiving compartment and comprises a center passage. ... | 03/08/2011 |
| 7188623 | Suction catheter assembly A respiratory suction catheter assembly includes a manifold supporting a rotatable swivel member for engagement with an endotracheal tube, and a seal support body disposed on a boss of the manifold opposite the part supporting the swivel for supporting a catheter tu... | 03/13/2007 |
| 7174892 | Regulator for underwater breathing devices Regulator for underwater breathing devices including a relatively hard material box-like body having a pipe for the connection with a mouthpiece, at least one air inlet duct and at least one opening on which-it is positioned one air exhaust valve. The regulator box-... | 02/13/2007 |
| 7114699 | Combination valve and regulation for use with pressurized gas cylinders, particularly oxygen cylinders A valve apparatus, and combined valve-regulator apparatus, for safely regulating the flow of combustible gases such as oxygen. ... | 10/03/2006 |
| 7108012 | Fluid control valve A fluid control valve for the mixing of hot and cold water and delivery at a selected flow rate is described wherein an upper housing and lower housing are clamped together by a snap-fit connection thereby enclosing other fluid control valve component parts. A ball ... | 09/19/2006 |
| 7066882 | System, method and apparatus for regulating vacuum supplied to surgical tools A system, method and apparatus for regulating vacuum applied to surgical suction devices allowing the use of a single vacuum regulator and associated canister to provide vacuum to two suction devices, such as a suction stabilizer and a suction retractor. Vacuum cont... | 06/27/2006 |
| 7032272 | Friction hinge A motion control device for controlling the movement of an operational member about a first axis and about a second axis includes a spindle having a socket and a control arm wherein the socket defines a first axis opening. The device includes a cylindrical pivot mem... | 04/25/2006 |
| 7032616 | Gas and liquid storage tank dome shell protective cover A gas and liquid storage tank dome shell protective cover for engaging the edge of a U-shaped opening in a dome shell to seal the opening and the storage tank service line extending through the opening to prevent creatures big and small from entering into the dome s... | 04/25/2006 |
| 7004701 | Tamper resistant rotably shrouded security cap and tool A tamper resistant rotably shrouded security cap and tool for preventing unauthorized access to a fluid handling system. The shroud and cap have cooperating engagement means that allows the shroud to rotate freely about the security cap, such that a grip on the shro... | 02/28/2006 |
| 6976502 | Tank hose handling system A tank has an enlarged cylindrical lower section a small tubular upper section. A hemispherical middle section is provided between the lower and upper sections. A gas dispensing hose has an inner end attached to the upper section and an outer free end. A support ass... | 12/20/2005 |
| 6920899 | Fluid control valve A fluid control valve for controlling the delivery of water includes a control lever that is movable in two directions by rotation of the lever about two independent axes. The fluid control valve includes a valve body assembly with flow passageways and a housing ass... | 07/26/2005 |
| 6749080 | Underground utility housing An adjustable underground utility housing with a lid for access from above ground is disclosed and comprises a housing formed with upstanding wall portions defining a cavity having an upper opening to support a lid and a bottom opening. The housing has utility pipin... | 06/15/2004 |
| 6530576 | Protective closure A method of, and apparatus for, closing an opening defined at least in part by a wall which at least partially surrounds the opening. The wall has a first thickness. According to one embodiment, a strip of material includes a groove which opens in a first... | 03/11/2003 |
| 6223768 | Dust cover An outlet dust cover, for attachment to a back plate having a wall plate formed to include an aperture within which a valve controlling gas flow in a pipe is received, includes a plate, a valve actuator located in the plate and arranged to be positioned a... | 05/01/2001 |
| 6070582 | Suction control valve A suction control valve is disclosed which includes a primary suction device access and an ancillary suction device access. The valve includes a valve core which is linearly movable between a first position in which the primary access is closed against su... | 06/06/2000 |
| 6068020 | Gas line safety device A lockable dual gas feed line securing device comprising: a yoke having first and second gas line engagement cylinders joined by a first rigid separator, and a gas outlet engagement member comprising a pair of fittings that engage fittings on the open end... | 05/30/2000 |
| 5975432 | Spray nozzle A spray nozzle adapter is used with a conventional spray nozzle having a nozzle plug for regulating the flow of fluid in response to a control lever. The spray nozzle adapter has an intake coupler having an axially extending cylindrical wall defining an i... | 11/02/1999 |
| 5678596 | Retractable garden hose apparatus A retractable garden hose apparatus (10) comprising a reel assembly (12) mounted to a ceiling joist (14) within a basement (16) adjacent an exterior wall (18) of a building (20). A facility (22) is for fluidly coupling a first end of a garden hose (24) in... | 10/21/1997 |
| 5678597 | Closure arrangement for a toilet system with a closed collection tank A connection arrangement for a toilet system having an emptying tube connected to a closed sewage collection tank. The emptying tube has an end portion that extends through a wall and has a free end that projects from the wall for receiving in a socket of... | 10/21/1997 |
| 5597010 | Safety cap for fluid valve A safety cap for preventing unauthorized access to a refrigerant valve is described. The safety cap has a locking piece that attaches to the valve's threaded portion and covers the valve's access port. A collar surrounds the locking piece and is mechanica... | 01/28/1997 |
| 5474104 | Refueling check valve for compressed natural gas powered vehicles A refueling check valve assembly which provides for rapid, efficient, and safe refueling of compressed natural gas powered vehicles is provided and includes a receptacle adapted to mate with a fuel supply nozzle and a valve body having first and second ga... | 12/12/1995 |
| 5417247 | Bleed screw cap for hydraulic equipment A bleed screw cap for hydraulic equipment including a holding ring made of an elastic material which has high axial compressibility, an elastic cap, a cylindrical shaped skirt portion attached to the elastic cap, and a seal member attached to the skirt po... | 05/23/1995 |
| 5404901 | Apparatus for fluid transfer An apparatus for fluid transfer including a valve assembly, receivable by a container, having a check valve for unidirectional flow of material, and a release valve having a closed position, and an open position, a coupler, receivable by the valve assembl... | 04/11/1995 |
| 5337780 | Suction control valve A suction control valve is disclosed which includes a primary suction device access and an ancillary suction device access. The valve includes an actuator which is linearly movable between a first position in which the primary access is closed against suc... | 08/16/1994 |
| 5144972 | Stopcock with a protective assembly A stopcock with a locking connector protective assembly for selectively controlling the passage of sterile medicinal fluids from a plurality of sources and comprising a body having a plurality of input arms with male or female locking connector tips, an o... | 09/08/1992 |
| 5123441 | Apparatus for fluid transfer An apparatus for fluid transfer having a housing adapted to be mounted on a container adapted to house fluid, a valve mounted with the housing operable in a normal first attitude to seal the container therethrough and adjustable to a second attitude to pe... | 06/23/1992 |
| 5042525 | Regulator hanger A dust cover is provided with a transverse hook such that when the dust cover is secured in place on the first stage of a scuba regulator, the regulator assembly can be handled and hung by the hook without damage to the regulator or damage or kinking of r... | 08/27/1991 |
| 5033501 | Fire hydrant cap and actuating tool therefor A fire hydrant cap and actuating tool for use therewith provide enhanced security for fire hydrants and increased safety when using the tool. The cap is forged of 8620 carbon steel; is provided with an internal steel lock washer of cadmium plate steel, an... | 07/23/1991 |
| 4993450 | Cover for outside pipe assembly A cover for an outside pipe assembly having a molded fiberglass cover portion connected to a molded fiberglass base portion. The base portion is secured to the ground surrounding the pipe assembly, and a layer of insulation is provided on the interior wal... | 02/19/1991 |
| 4932433 | Mechanism to cover and protect the internal operating parts of faucets operated by a single bidirectional control lever A mechanism for covering and protecting operating parts of a mixing faucet that has a bidirectional control lever 10 which extends through an opening in its cover 11 and moves about a single center. A semi-spherical surface 11a of the cover abuts a thin s... | 06/12/1990 |
| 4842443 | Spill containment device A spill containment device for the fill tube of a liquid storage tank, particularly an underground, liquid storage tank. The containment device has a spill container with a bottom opening for receiving the tank fill tube in liquid sealing relation to the ... | 06/27/1989 |
| 4834140 | Brake bleeder valve A brake bleeder valve includes a spring biased ball check valve which allows bleeding of brake wheel cylinders by a single individual. The brake bleeder valve has an elongated generally cylindrical body terminating at a lower end in a conical tip dimensio... | 05/30/1989 |
| 4762440 | Spill containment device A spill containment device for the fill tube of a liquid storage tank, particularly an underground, liquid storage tank. The containment device has a spill container with a bottom opening for receiving the tank fill tube in liquid sealing relation to the ... | 08/09/1988 |
| 4630638 | Rotating cap, screen and mounting means for protecting air metering valve An improved needle valve having a protective cap. The valve is of the type having an adjustable needle valve held in a housing connected to an air line. The needle valve meters air flow into a line and the improved valve has a cap with slits in the side t... | 12/23/1986 |
| 4590967 | Gladhand with built-in dirt protection plug A combination gladhand and dirt protection plug includes a gladhand body with a chamber within the body. There are a pair of air ports in communication with the chamber, with one of the ports functioning as an air inlet. A seal is positioned in one of the... | 05/27/1986 |
| 4533115 | Gladhand with dirt protection plug A combination gladhand and dirt protection plug for use in gladhand coupling applications, for example with a tractor and/or trailer. There is a gladhand body with an air inlet and an air outlet. A seal member is positioned at the air outlet and there is ... | 08/06/1985 |
| 4491147 | Fillbox for storage tank inlet A fillbox system to prevent water from entering the below ground level inlet of an input stand pipe for an underground fuel storage tank. The system includes a fillbox about the inlet stand pipe which extends upwardly therein and a fillbox cover having a ... | 01/01/1985 |
| 4445530 | Corrosion protector for wheel brake assembly bleeder valve A flexible cap, made of soft vinyl or rubber, slides over the ramp of the bleeder valve hex and grips tightly on the bleeder valve threads. The cap has matching threads molded into the cap inner wall. The cap is pushed over the bleeder valve and then scre... | 05/01/1984 |
| 4408631 | Wedge-type tap for the sterile sampling of liquids A faucet plug is disposed in a housing transversely to a tank wall so as to be rotatable about its longitudinal axis and is fixedly connected with its end portion outside of the tank to a bent discharge pipe, and a through-passage extends in the longitudi... | 10/11/1983 |
| 4307748 | Sealing devices for bleed screws A sealing device for use with a bleed screw of an hydraulic system comprises a one-piece moulding of rubber or plastics material. The sealing device comprises a sealing ring of frusto-conical outline, an end cap, and a flexible strip interconnecting the r... | 12/29/1981 |
