Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 8147227 | Valve guide and spring retainer assemblies Tapered valve guide and spring retainer assemblies are described for use in plunger pump housings that incorporate corresponding outwardly flared discharge and suction bores, as well as structural features for stress-relief. Plunger pumps so constructed are relative... | 04/03/2012 |
| 8147226 | Valve assembly for pressure washer pump A pressure washer pump generally includes a pump housing that defines a cavity, an opening into the cavity and a bottom of the cavity generally opposite the opening. A valve assembly is disposed in the cavity through the opening. The valve assembly includes a cage m... | 04/03/2012 |
| 8118574 | Radial suction valve assembly for a compressor A suction valve for a reciprocating compressor includes a hollow cylindrical valve seat having a plurality of suction ports formed therethrough. The suction ports are covered by flaps moveably mounted on the inner surface of the valve seat which open and close in re... | 02/21/2012 |
| 8083506 | Double action simplex pump Embodiments of the invention provide a double action simplex pump including a pump body with a first half and a second half joined together to form an enclosed cavity. The first half includes a first pipe member and the second half includes a second pipe member. A f... | 12/27/2011 |
| 7775781 | Double action simplex diaphragm pump A double-acting, simplex, fluid handling pump is designed to facilitate an optional configuration as either a plunger pump or a diaphragm pump. An injection molded plastic pump body comprises two bilaterally symmetrical halves that include internal pockets and groov... | 08/17/2010 |
| 7621728 | Pump inlet manifold A reciprocating piston/plunger pump inlet manifold includes an elongated cylindrical manifold member closable at opposite ends by transverse end caps connected to the manifold member by releasable couplings. A rubber or polymer liner formed with nitrogen filled clos... | 11/24/2009 |
| 7513759 | Valve guide and spring retainer assemblies Tapered valve guide and spring retainer assemblies are described for use in plunger pump housings that incorporate corresponding outwardly flared discharge and suction bores, as well as structural features for stress-relief. Plunger pumps so constructed are relative... | 04/07/2009 |
| 7404704 | Manifold assembly for reciprocating pump A cylinder block assembly for a reciprocating pump includes a block body having a piston chamber that receives a piston of the reciprocating pump. The cylinder block assembly has an outlet valve assembly positioned within the block body that is positioned in fluid c... | 07/29/2008 |
| 7390175 | Double action simplex plunger pump A double-acting, simplex, fluid handling pump is designed to facilitate an optional configuration as either a plunger pump or a diaphragm pump. An injection molded plastic pump body comprises two bilaterally symmetrical halves that include internal pockets and groov... | 06/24/2008 |
| 7377758 | Fluid pump A pump comprising a piston in communication with a valve chamber provided with a first valve seat and a second valve seat, and a resilient valve element comprising a first tapered portion, a second tapered portion and a flange portion extending from a periphery of t... | 05/27/2008 |
| 7364412 | System, method, and apparatus for valve stop assembly in a reciprocating pump A reciprocating pump assembly has a pump housing with a crankshaft. A plunger is connected to the crankshaft for pumping a fluid through a cylinder. The cylinder has a fluid inlet port and an opening that provides access to the cylinder. A suction cover is mounted i... | 04/29/2008 |
| 7350538 | Method of preventing inadvertent inflation of an inflatable prosthesis A pump assembly for a penile implant is provided having a mechanism which prevents spontaneous inflation of the cylinders implanted within the user. The preventative mechanism uses overpressure generated by the reservoir during unintentional compression to effective... | 04/01/2008 |
| 7341435 | Fluid end A fluid end for a high-pressure pump including a unitary body with a plurality of horizontal passages each for receiving a reciprocating plunger at one of its ends and a pressure relief valve at the other of its ends. The body is provided with a corresponding number... | 03/11/2008 |
| 7335002 | Fluid end A fluid end for a high-pressure pump including a unitary body with a plurality of horizontal passages each for receiving a reciprocating plunger at one of its ends and a pressure relief valve at the other of its ends. The body is provided with a corresponding number... | 02/26/2008 |
| 7296591 | Valve arrangement for reciprocating machinery such as a pump and an compressor A valve arrangement for reciprocating machine, where the arrangement (1) comprises an in-valve (18) and an out-valve (19), each valve (18), (19) being a springloaded one-way valve designed to open for flow when the pressure differe... | 11/20/2007 |
| 7217105 | Integrated pump and wash pump A pump apparatus is provided which comprises a first displacement pump and a ceramic valve construction formed of a ceramic rotor, a ceramic stator having flat surfaces which are positioned in sealing relationship and a second displacement pump having check valves. ... | 05/15/2007 |
| 7134851 | Reciprocating pump having a ceramic piston Various embodiments of the invention, therefore, provide pumps, and methods for their production. One exemplary embodiment of the invention comprises a ceramic plunger pump assembly. The pump assembly can include a pump body, which defines a pump chamber with an inl... | 11/14/2006 |
| 7090474 | Diaphragm pump with overfill limiter A diaphragm pump which overcomes the problem of diaphragm failure due to overfill of the oil transfer chamber. An overfill preventive element in the form of a mechanical stop, a fully closed coil spring, or a valve system, or alternatives are provided. ... | 08/15/2006 |
| 7069986 | Portable, surface-mounted well pump A portable pump includes a rotating elliptical plate mounted on a rotating shaft, an elliptical plate follower with rollers or bearings positioned on the top and bottom surfaces of the rotating elliptical plate at a fixed distance from the axis of the supporting rot... | 07/04/2006 |
| 7029249 | Electronic micro-pump A micropump provided with a cylindrical body (1) containing a measuring chamber (10) defined by a piston (2) and communicating firstly with a tank via an inlet orifice (10a) provided with an inlet valve, and secondly with the outsi... | 04/18/2006 |
| 6979569 | Apparatus and method for mixing fluids for analysis In an apparatus for fluid analysis, a plurality of reagent-mixture components are each injected by a respective pump through a valve matrix and into a flow-injection unit. The flow-injection unit defines a mixing chamber including a plurality of. As the reagent-mixt... | 12/27/2005 |
| 6959536 | Fuel pump metering system The present invention provides a widely variable and yet precisely controlled system for metering the flow of fuel to an engine component. The present invention utilizes a plurality of solenoid activated injector valves to meter fuel into an output plenum where the ... | 11/01/2005 |
| 6910871 | Valve guide and spring retainer assemblies Valve guide and spring retainer assemblies are described for use in plunger pump housings that incorporate structural features for stress-relief. These pump housing structural features accommodate correspondingly-shaped valve guides and/or spring retainers that are ... | 06/28/2005 |
| 6851938 | Magnetic pumping system A magnetic pumping system includes a pump, capable of urging a fluid therefrom during a forward stroke and a return stroke, having a piston disposed within a cylinder defined by a pump body, and a driver disposed external to the pump body. The driver is capable of m... | 02/08/2005 |
| 6568926 | Fluid metering pump A pump (10) includes a chamber (14) communicating with a fluid inlet (12) and a fluid outlet (13) above the centerline thereof to minimize dead air space where air bubbles might form. A connector (21) having a bend or elbow (26) is formed at the fluid inl... | 05/27/2003 |
| 6546326 | Method for estimating the pressure in a wheel brake cylinder and control unit for carrying out the method A method for estimating the pressure, i.e., pressure stroke, in a wheel brake cylinder, in particular in connection with a vehicle stability control system for calculating an effective control time, assignable to an instantaneous controller cycle, of an P... | 04/08/2003 |
| 6544012 | High pressure plunger pump housing and packing A Y-block fluid section plunger pump housing has a cylinder bore which is transversely elongated at its intersection with suction and discharge bores to provide stress relief and a reduction in housing weight. A spoked ring valve spring retainer ring furt... | 04/08/2003 |
| 6382940 | High pressure plunger pump housing and packing A Y-block fluid section plunger pump housing has a cylinder bore which is transversely elongated at its intersection with suction and discharge bores to provide stress relief and a reduction in housing weight. An integral suction valve retainer arm furthe... | 05/07/2002 |
| 6354819 | Diaphragm pump including improved drive mechanism and pump head A mechanically actuated diaphragm pump for pumping fluids includes a pump head body having an outer surface, a pumping cavity, an inlet, an outlet, and suction and discharge valves. The suction and discharge valves are externally mounted on the pump head ... | 03/12/2002 |
| 6308528 | Fluid delivery apparatus and method A fluid delivery apparatus provides for controlled delivery of fluids into a fluid system. The fluid delivery apparatus can allow a defined volume of fluid to be delivered to the fluid system cleanly, minimizing fluid waste and spillage. The fluid deliver... | 10/30/2001 |
| 6224351 | Radial pistol pump A radial piston pump for high-pressure fuel delivery in fuel injection systems of internal combustion engines, particularly in a common rail injection system. A drive shaft is supported in a pump housing and is embodied as eccentric or has cam-like projec... | 05/01/2001 |
| 6135735 | Piston pump The invention relates to a piston pump for a slip-controlled hydraulic vehicle brake system. For a compact structure of the piston pump, an inlet valve and outlet valve in the form of check valves be disposed in a valve bore at a tangent to a cylinder bor... | 10/24/2000 |
| 6126419 | Caustic pumping apparatus Valve heads for modifying a pump to handling corrosive liquids are made of the thermoplastic UHMW-PE machined into a generally rectangular block having longitudinally extending front, back, and opposite side faces and transversely extending top and bottom... | 10/03/2000 |
| 6077053 | Piston type gas compressor It is intended to provide a piston type gas compressor capable of replacing a seal ring of a piston with a new one while preventing incorporation of metallic particles into a processing gas. A gas suction port 9 and a gas discharge port 10 are formed in a... | 06/20/2000 |
| 5913665 | Fill pump with rolling diaphragms attached by vacuum to the piston A pump mechanism for a fill system of a packaging machine is set forth. The pump mechanism is utilized to pump a product that is dispensed by the fill system and includes a pump chamber for conducting the product therethrough. A further chamber is dispose... | 06/22/1999 |
| 5848738 | Fill system including a fill pump disconnect system A system for disconnecting the pump mechanism of the fill system that allows for the removal of the pump mechanism or access to the internal components thereof without removing the supply and dispensing components from the fill system. The disconnect mech... | 12/15/1998 |
| 5839888 | Well service pump systems having offset wrist pins A pump system has first and second pumps. Each pump has a housing, which housing has an inboard end and an outboard end. The pumps are arranged so that the inboard ends are adjacent to each other. The inboard ends each have a crankshaft, while the outboar... | 11/24/1998 |
| 5832727 | Hydraulic oil well pump drive system A hydraulic oil well pump drive system for driving an oil well sucker rod includes a master piston positioned within a master cylinder for axial displacement between first and second ends of the master cylinder. The master piston has a piston drive rod wh... | 11/10/1998 |
| 5785505 | Integral fluid pump and internal combustion engine An integral fluid pump is disposed in the cylinder head of an internal combustion engine is directly driven by an engine piston and provides fluid flow to a fluid system. First and second check valves are connected to the cylinder head and control fluid f... | 07/28/1998 |
| 5728351 | Apparatus for making a plurality of reagent mixtures and analyzing particle distributions of the reagent mixtures An apparatus is provided for hematology testing, which has a sensing unit defining a counting orifice for the flow of a blood sample through the counting orifice to analyze the blood sample, and a pump unit having three syringes. A first syringe is couple... | 03/17/1998 |
