Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7341240 | Valve A drain valve to be used with numerous drain applications, such as draining fluid from an engine, includes in an exemplary embodiment a valve body, a first and second o-ring and a valve sleeve. The drain valve eliminates the need for a tool, such as a wrench, to dra... | 03/11/2008 |
| 7320484 | Plug-in safety coupling A plug-in safety coupling for pressurized conduits includes a blocking element, which is mounted in a coupling housing; the blocking element includes a through bore in which a coupling plug may be introduced in a sealing manner. A pivot path of the coupling housing ... | 01/22/2008 |
| 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 |
| 7165568 | Rotating valve assembly Disclosed is a valve/seal assembly that is adapted for use in a variety of applications, such as for example, medical, consumer beverage, pharmaceutical containers, automobile, household appliance and marine. The disclosed valve includes, inter alia, a valve housing... | 01/23/2007 |
| 7127912 | Multi-chambered container with collared O-ring A modified multi-chambered container including a container body defining a central (e.g., liquid) chamber, a neck defining an opening to the central chamber, a flange extending upward from the neck, and a groove formed in the neck around the first opening. A collare... | 10/31/2006 |
| 7093821 | Fluid flow control valve The present invention provides a fluid flow control valve for regulating the flow of fluid, and a method for assembling the valve. The fluid flow control valve includes a housing having a generally spherical exterior portion sized to pivotally cooperate within a cou... | 08/22/2006 |
| 7014557 | Outlet device for the interior of a vehicle The air outlet device (10) for the interior of a vehicle, particularly for being arranged above a seat of a vehicle such as, e.g., an airplane, a bus or the like, is provided with an air outlet element (38) comprising at least one air inlet opening ( | 03/21/2006 |
| 6979322 | Low profile adaptor for use with a medical catheter Low profile adaptor for use with a medical catheter, such as a gastrostomy feeding tube. In a preferred embodiment, the adaptor comprises a body having a lower portion and an upper portion. A first channel is provided in the lower portion, and a second channel is pr... | 12/27/2005 |
| 6918573 | Microvalve A high pressure microvalve for connecting a first fluid-bearing conduit to a second fluid-bearing conduit is provided. The microvalve includes (a) a first body having a first interior surface and at least one port outlet at the first interior surface that is in flui... | 07/19/2005 |
| 6913245 | In-line shut-off valve and method of assembling same An in-line water shut-off valve is provided including a tailpipe which is attached to a main water line in order to form a “T” or 90° “L” which protrudes from the wall of the building and upon which is attached a cap which is threadably and rotatably attach... | 07/05/2005 |
| 6896241 | Faucet with a discharge spout serving as a valve lever A faucet includes a valve tube journalled within a faucet body, and a discharge spout connected fixedly to an open end of the tube. A discharge end of the spout can be pushed upwardly to turn the spout from a discharging position, where an opening in the tube comes ... | 05/24/2005 |
| 6834672 | Air pressure and flow regulating valve and pneumatic tool An air pressure and flow regulating valve for pneumatic tool mainly includes a valve body, a pressure regulator and a flow regulator connected to one side and a top, respectively, of the valve body, and an air inlet connector provided at a bottom of the valve body. ... | 12/28/2004 |
| 6733472 | Sealant applicator tip and application method Multipurpose fluid applicators and applicator tips, particularly suitable for surgical purposes, are disclosed. The applicators and applicator tips are specifically designed for dispensing various combinations of sterile pressurized gas, suction, irrigation and seal... | 05/11/2004 |
| 6581905 | Brake bleed tool A brake bleed tool includes a pliable plastic tube which sealingly engages a bleed fitting. A bleed wrench coaxially slides along the tool to engage the bleed fitting. The bleed wrench includes a socket end for engaging the bleed fitting at one end and a ... | 06/24/2003 |
| 6533244 | Backwash flow control valve Apparatus for treating water utilizes a single flow control valve that has only one moving part to divert treated water from several water treatment units to backwash another water treatment unit.... | 03/18/2003 |
| 5881999 | Water shutoff valve assembly A valve assembly includes a driven shaft rotatably mounted in a housing and including a first end portion extending outward from a first end portion of the housing and a second end portion received in the housing, and a passage defined through the driven ... | 03/16/1999 |
| 5722451 | Device for bleeding or draining a duct A device for bleeding or draining a duct comprises a member for closing a passage that opens out into the duct, the member having a helical groove formed in its peripheral surface enabling it to be moved in the passage by screwing and unscrewing on a heli... | 03/03/1998 |
| 5701934 | Rotary diverter valve A diverter valve comprising an upper housing section which defines a fluid inlet and a first fluid outlet. Rotatably connected to the upper housing section is a lower housing section which defines a second fluid outlet. The lower housing section is select... | 12/30/1997 |
| 5683234 | Hand pump apparatus having two pumping strokes and having an attachment member for engaging with different tire valves A hand pump includes a piston slidably engaged in a housing for separating the housing into two chambers. A tube is secured on top of the housing. The piston includes two annular grooves for receiving two sealing rings. A piston rod has one end secured to... | 11/04/1997 |
| 5666990 | Attachment member for engaging with different tire valves An attachment member for a hand pump includes two different valve openings for engaging with different tire valves. The attachment member includes a valve member slidably engaged in a tube. The valve member includes two head portions for engaging with two... | 09/16/1997 |
| 5638865 | Hand pump attachment member for engaging with different tire valves An attachment member for engaging with different tire valves includes a tube having a pipe laterally secured on top. Two caps are secured to the ends of the pipe. Two couplers and two gaskets are engaged in the pipe for engaging with different tire valves... | 06/17/1997 |
| 5616300 | Priming and injection valve for analytical instruments A valve (10) is used to introduce fluid from a syringe (22) into the inlet (88) of the pump of an HPLC instrument (12). The valve includes a valve body (14) that is connected to the HPLC instrument for fluid flow communication with the instrument inlet. A... | 04/01/1997 |
| 5435358 | Fuel tank filler neck closure A closure for a fuel tank filler neck has a closure cap which is swivel-mounted on the upper side of the said closure and can be opened from the closed position by the effect of force on a lever arm arranged on the far side of the swivel axis. A pawl for ... | 07/25/1995 |
| 5329960 | Pressure actuated valve assembly Disclosed is a valve assembly in which a valve is actuated by a flexible high pressure hose in cooperation with a commonly attached linkage. The valve assembly is attachable between a fire hose and a source of high pressure fluid. The assembly allows a us... | 07/19/1994 |
| 5299777 | Valved drain plug apparatus A valved drain plug apparatus having a valve body with a bore extending therethrough and an opening along a surface extending into the bore, and an insert element rotatably mounted within the bore of the valve body. The insert element has a hole along one... | 04/05/1994 |
| 5178186 | Axial two-way valve-stopcock combination A valve stem and body combination for flow control in fluid delivery systems for biomedical applications. The valve body includes a smaller conduit that can be aligned with an exit port in the valve stem to achieve a flow-through mode of operation. The fl... | 01/12/1993 |
| 5174163 | Gas sampling apparatus A gas sampling apparatus including a flexible, substantially gas-impervious, closed bag and a valve assembly mounted in a wall of the bag for providing control of gas flow between the interior and exterior of the bag. The valve assembly includes a valve b... | 12/29/1992 |
| 5135140 | Sealable and dispensing pouring spout A sealable and dispensing pouring spout is disclosed. A collar member is mounted on a tubular body member, these two parts defining a cam follower surface therebetween. The tubular body member has a stopper attached at an open end thereof. A spout shaped ... | 08/04/1992 |
| 5129584 | Valve nozzle assembly An adjustable valve nozzle assembly is provided wherein a partially circular male body is disposed in a socket of a female body so that conduits in each of the bodies may be in fluid communication. A nozzle is mounted in the male body, with the fluid inle... | 07/14/1992 |
| 5111977 | Sealable and dispensing pouring spout A sealable and dispensing pouring spout is disclosed. A collar member is mounted on a tubular body member, these two parts defining a cam follower surface therebetween. The tubular body member has a stopper attached at an open end thereof. A spout shaped ... | 05/12/1992 |
| 5110086 | Irrigation valve with baffle and seals An improved irrigation valve has a valve housing with a tubular passage and an inlet opening in one side. The valve housing can be attached to an opening in an irrigation pipe so that water from the pipe can flow into the housing and through the inlet ope... | 05/05/1992 |
| 5045068 | Flow rate regulator for liquid medicine or blood transfusion unit A flow rate regulator includes a first cylindrical member, a second cylindrical member and a disc-shaped member to regulate, the flow rate of liquid flowing through a transfusion unit. The liquid is introduced into the second cylindrical member via an inl... | 09/03/1991 |
| 5014964 | Vent nozzle An adjustable vent nozzle has two nozzle members turnable relative to one another, the first nozzle member having an inlet opening for communicating an interior of the nozzle with ambient atmosphere and a lower surface provided with a guiding, the second ... | 05/14/1991 |
| 4989791 | Valve nozzle assembly An adjustable valve nozzle assembly is provided wherein a partially circular male body is disposed in a socket of a female body so that conduits in each of the bodies may be in fluid communication. A nozzle is mounted in the male body, with the fluid inle... | 02/05/1991 |
| 4974813 | Mold fill coupling A mold fill coupling combined with a pinch fill valve and an overflow valve permits filling of a mold at one station and disconnecting the fill valve without rotating the mold.... | 12/04/1990 |
| 4960263 | Mold fill coupling A mold fill coupling combined with a pinch fill valve and an overflow valve permits filling of a mold at one station and disconnecting the fill valve without rotating the mold.... | 10/02/1990 |
| 4909478 | Tap for drainage bag A drainage tap can be readily fixed in a face-to-face manner to the wall of a plastics drainage bag and is easily operated by a user. The tap has a body and a valve member therein, and the latter is held within the body by engagement of an external rib on... | 03/20/1990 |
| 4850540 | Stop valve-carrying rotary nozzle for machine tools There is provided a stop valve-carrying rotary nozzle for a machine tool designed to eject a fluid onto the portion of a work which is being worked thereby improving the work-cooling and cutting efficiency of the machine tool. The present rotary nozzle co... | 07/25/1989 |
| 4761839 | Sink spray and auxiliary attachment device A multipurpose sink spray device having an upstream and downstream stem integrally joined to a valve housing containing a two-way valve. A slot in the valve housing receives a locking tab mounted in an annular opening of an auxiliary attachment device suc... | 08/09/1988 |
| 4750645 | Beverage dispensing system An improved beverage dispensing system utilizing a unique mixing valve design is disclosed. The mixing valve comprises an inner rotatable member an outer casing, and a flow restriction which produces a jet of spray, yielding a reconstituted beverage of un... | 06/14/1988 |