Bizarre Patents
Pizza Pie With Concentric Rings of Crust
A pizza mold for forming a plurality of concentric raised ridges of dough (i.e., crust) on the surface of a pizza pie.
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| Number | Title | Issue Date |
| 8066025 | Piercing valve stem assembly and system A simplified piercing valve stem assembly system and apparatus which includes a valve stem component to which a piercing point has been securely affixed, and an easily manufactured stub-out with a flattened or partially flattened end adapted for piercing. ... | 11/29/2011 |
| 7874308 | Rotating valve assembly 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 valve includes, a valve housing having an upper body portion and a... | 01/25/2011 |
| 7766029 | Valve A re-closable valve (1, 100, 700, 800) for use in sterile fluid transfer has a body (5) with open entry and exit sides (2, 3) and a passageway (4) for fluid therebetween. The entry side is connectable to an opening of a separate vessel an... | 08/03/2010 |
| 7703471 | Single-action discharge valve A single-action discharge valve for discharging a vessel's contents. The valve has a valve body with a passage therethrough through which the contents are discharged, a frangible seal held within the valve body and sealing the passage while the seal is intact, and a... | 04/27/2010 |
| 7673647 | Inflation valve with pneumatic assist A pneumatically assisted inflator for gas cylinders comprises an inline configuration such that gas contained within the gas cylinder flows axially through the inflator to be exhausted therefrom and inflate an inflatable article. The inline configuration of the infl... | 03/09/2010 |
| 7562670 | Flat valve for orbital applications A thin diaphragm valve includes a base plate attached to a valve attach plate. A diaphragm is positioned between the plates to move between open and closed positions. A spring can be provided between the diaphragm and a sealing flange of a pipe. Because no sliding f... | 07/21/2009 |
| 7401808 | Inflator having an improved closure cap An inflator has a sealed vessel for containing compressed gas. The inflator has an axis. The vessel has a gas outlet passageway. The inflator has an elongated sealing cap closure with an internal chamber portion open to the compressed gas and sealed vessel to seal t... | 07/22/2008 |
| 7398793 | Rapidly opening pressure regulating valve, fire extinguishing apparatus using the same, high-pressure gas cylinder apparatus and apparatus for rapidly supplying fluid A rapid opening pressure regulating valve reduced in size and having improved flow rate characteristics, a fire extinguishing apparatus using the same, a high-pressure gas cylinder apparatus, and an apparatus rapidly supplying a fluid. When the rapid opening pressur... | 07/15/2008 |
| 7373944 | Pyrotechnic relief valve A relief valve and related systems and methods are disclosed for use in fluid distribution lines. The relief valve comprises a body defining a cavity and comprising at least first and second openings in fluid communication with the cavity. A connector piece is conne... | 05/20/2008 |
| 7367964 | Membrane syringe with cap The syringe is a prefillable or prefilled syringe having a syringe cylinder which is delimited to one side by a plunger and which to the other side opens into a syringe connection having a free end closed by a membrane. The syringe cylinder, the syringe connection a... | 05/06/2008 |
| 7350535 | Valve A valve apparatus (100) for use in sterile fluid transfer or isolator systems has open entry (10) and exit (11) sides and a passageway (9) for fluid between the entry (10) and the exit (11) sides. The entry side (10) ... | 04/01/2008 |
| 7343936 | Water pipe coupling with off-centered piercing assembly for tear out disk and method of removing disk A coupling used during testing of a water line including an upstream pipe and a downstream pipe connected by the coupling. A removable barrier disk prevents water from flowing through the connected pipes until after testing, when the disk is then detached from the b... | 03/18/2008 |
| 7325397 | Device for continuously supplying compressed air from a portable container to a pneumatic tool by greatly reducing pressure of compressed air and then precisely adjusting same A two stage pressure regulating device is disclosed. The device is adapted to supply compressed air from a portable container having a pressure of about 150 kg/cm2 to a pneumatic tool by first greatly reducing pressure of compressed air in the container t... | 02/05/2008 |
| 7299816 | Inflation valve assembly An inflation valve includes a main valve body having an outlet port, a rupture port, and a pull cord retainer. A puncture retainer body secures a puncture disc within the main valve body to seal the outlet port to gas flow. A slot in the puncture retaining body perm... | 11/27/2007 |
| 7237280 | Tub overflow assembly An overflow assembly employs an overflow elbow having an externally threaded cylindrical fitting that extends through the tub overflow opening. An internally threaded retainer nut with integrally molded test cap is threadably engaged over the overflow elbow cylindri... | 07/03/2007 |
| 7213734 | Pneumatic tool drive system The invention relates to a pneumatic tool drive system, comprising a portable pressure source, a valve assembly, a regulating assembly, and a pneumatic assembly. The pneumatic assembly can be any conventional pneumatic device. The pneumatic assembly may be a pneumat... | 05/08/2007 |
| 7178547 | Inflation valve with pneumatic assist A pneumatically assisted inflator for gas cylinders comprises an inline configuration such that gas contained within the gas cylinder flows axially through the inflator to be exhausted therefrom and inflate an inflatable article. The inline configuration of the infl... | 02/20/2007 |
| 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 |
| 7143775 | Valve element Valve element (3, 6, 10), comprising a frame, at least one inlet and at least one outlet, a passage connecting the inlet and outlet, at least one burst disk (13, 35, 63) or equivalent, which, when unbroken, closes the passage from inlet to outlet, and ... | 12/05/2006 |
| 7143776 | Valve element Valve element (10), comprising a main body, at least one inlet (101) and at least one outlet (102), a passage connecting the inlet and outlet, at least one burst disk (rupture disk) (13) or equivalent, which, when unbroken, closes the pas... | 12/05/2006 |
| 7140381 | Valve element A valve element (20), comprising a frame (21), at least one first inlet (26), at least one second inlet (27) and at least one outlet (28). The valve element consists of a combination comprising at least one burst disk (23) o... | 11/28/2006 |
| 7089964 | Water pipe coupling with off-centered piercing assembly for tear out disk and method of removing disk A coupling used during testing of a water line including an upstream pipe and a downstream pipe connected by the coupling. A removable barrier disk prevents water from flowing through the connected pipes until after testing, when the disk is then detached from the b... | 08/15/2006 |
| 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 |
| 6976499 | Tear-out coupling with cantilevered pull tab A unitary removable barrier for installation in a cylindrical water line to selectively block the water line to passage of water therethrough. The unitary removable barrier is composed of a single piece body having at least one cylindrical section sized to receive u... | 12/20/2005 |
| 6941938 | Adapter assembly with floating pin for operably connecting pressurized bottle to a paintball marker An adapter assembly for releasably interconnecting a pressurized bottle with a paintball marker, wherein the adapter assembly includes a piercing pin moveable between retracted position and an extended position. The adapter assembly includes an internally threaded f... | 09/13/2005 |
| 6938421 | Indirectly heated gas turbine control system A system for the control of an indirectly heated gas turbine comprising a primary system of controlling the temperature of heated compressed gas entering the expander, and an independent secondary system which includes a safety valve for instantaneous release of hea... | 09/06/2005 |
| 6874522 | Luer-actuated solution path connector with membrane and container using the connector and a method for establishing fluid communication with the container A connector, a container using the connector and a method for establishing fluid communication with a container. The connector may include a first coupling member and a second coupling member. The container may attach to the first coupling member. The first coupling... | 04/05/2005 |
| 6755215 | Tear-out coupling with puncture means A unitary removable barrier for installation in a cylindrical water line to selectively block the water line to passage of water therethrough. The unitary removable barrier is composed of a single piece body having at least one cylindrical section sized to receive u... | 06/29/2004 |
| 6748743 | Indirectly heated gas turbine control system A system for the control of an indirectly heated gas turbine comprising a primary system of controlling the temperature of heated compressed gas entering the expander, and an independent secondary system which includes a safety valve for instantaneous release of hea... | 06/15/2004 |
| 6672616 | Air bag inflator An inflator for an air-bag has two gas chambers mounted on a central block (1). The central block defines passages leading from the gas chambers to the air-bag, but the passages are initially sealed by closures . An ignitor mounted on the block can genera... | 01/06/2004 |
| 6637450 | Pressure valve device for a gas pressure cartridge A pressure valve device for a gas pressure cartridge has a pressure valve, a container connected to the pressure valve and a clip connected to the pressure valve. The pressure valve has an exhaust port and a gas inlet with a crewing portion. The container... | 10/28/2003 |
| 6622748 | Tear-out coupling with cantilevered pull tab A unitary removable barrier for installation in a cylindrical water line to selectively block the water line to passage of water therethrough. The unitary removable barrier is composed of a single piece body having at least one cylindrical section sized t... | 09/23/2003 |
| 6564823 | Method and apparatus for testing plumbing installations A method and apparatus for testing plumbing installations including a tool for making an opening through a test cap or other blockage in a fluid-carrying line of a plumbing system. The tool and cap make the testing method possible. During the rough-in plu... | 05/20/2003 |
| 6390118 | Apparatus and method for testing plumbing system A method and apparatus for testing a plumbing system in a more dependable and cost-effective manner. During the rough-in plumbing phase of construction, the drain pipe leading from the plumbing system in a building to the city sewer main or main sewer lin... | 05/21/2002 |
| 6260570 | Puncture disc raft inflation valve having a one-piece valve body A raft inflation valve includes a one-piece valve body which is connected to a pressure vessel and which has an inlet communicating with the pressure vessel, a recess for receiving a cartridge having a puncture disc, and a passage which connects the inlet... | 07/17/2001 |
| 6260571 | Inflation valve assembly for liferafts A raft inflation valve has an elongated valve body with first and second ends, and a center bore. A cylindrical member has first and second ends slidably mounted in the center bore. A spring urges the cylindrical member towards the first end of the valve ... | 07/17/2001 |
| 6254128 | Hybrid gas generator for airbag The invention relates to a gas generator for an air bag (11) including a cartridge (3) containing a gas-generating charge of solid material (5) and a storage reservoir (9) containing a storage gas (10). To trigger gas production the charge of solid materi... | 07/03/2001 |
| 6016971 | Lawn watering system A system for automatically controlling a lawn watering system responsive to the moisture content of the soil includes at least one moisture sensor which supplies a signal to a moisture controller to actuate a water supply valve. The moisture sensor has a ... | 01/25/2000 |
| 5845669 | Vent valve A bleed valve design for a wireline pressure setting tool is disclosed. The chamber within the setting tool is vented through a bleed valve assembly which features a rupture disk secured over an opening with an O-ring seal. A piercing tool is used and in ... | 12/08/1998 |
| 5746397 | Aircraft defueling system An aircraft defueling system includes a fuel jettison port (10) extending between the bottom side of a fuel tank (11) an the exterior of an aircraft. The port is sealed with a glass closure (12). A cylinder (13) with a piston (17) therein is positioned ab... | 05/05/1998 |
