U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5901666

Pet Display Clothing

A vest or belt is integrally formed with tubular, pet receiving passageways which extend around the wearer's body and terminate in pocket-like chambers for feeding and retrieval.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 60/670 - Power system involving change of state


Subclass of Class 60 - Power plants
Definition: Apparatus, in which vapor is generated from a liquid and
No. of patents: 318
Last issue date: 03/13/2012


1                
NumberTitleIssue Date
8132414Steam turbine and hydrophilic coating material used therefor
A steam turbine includes a bucket implanted in a turbine rotor and a nozzle disposed on an upstream side of the bucket and supported by a turbine casing, in which a plurality of stages, each including the bucket and the nozzle, are arranged axially in the turbine so...
03/13/2012
8109097High efficiency dual cycle internal combustion engine with steam power recovered from waste heat
A high efficiency combined cycle internal combustion and steam engine includes a cylinder with a combustion chamber outward of a piston, a cylinder cap slideably mounted within the piston and a steam expansion chamber inside the piston. The cap can be heated to redu...
02/07/2012
8061140High efficiency multicycle internal combustion engine with waste heat recovery
A high efficiency combined cycle internal combustion and steam engine includes a cylinder and a piston with an internal combustion chamber outward of the piston, a fixed cylinder cap and a steam expansion chamber inside the piston. The cylinder cap can be heated to ...
11/22/2011
8020383Steam valve and generator set
A steam valve 1 includes: a valve seat 9 being accommodated in a steam flow path of a casing 2 provided with a steam inlet pipe 14 and a steam outlet pipe 15; and a valve body 22, 27 capable of contacting the valve seat 9...
09/20/2011
7997080Internal combustion engine with auxiliary steam power recovered from waste heat
A combination internal combustion and steam engine includes a cylinder having a piston mounted for reciprocation therein with an internal combustion chamber and a steam chamber in the cylinder adjacent the piston and at least one steam exhaust port positioned to com...
08/16/2011
7954323Method of increasing service interval periods in a steam turbine
A method of increasing service interval periods in a steam turbine by neutralizing sodium hydroxide in contaminated steam in a high temperature and a high pressure portion of a steam turbine by placing a protective covering over at least a portion of each of the bol...
06/07/2011
7926274Rankine engine with efficient heat exchange system
The Rankine engine with efficient heat exchange system provides a rapidly rechargeable thermal energy storage bank operably connected to a heat engine capable of propelling a vehicle. Microwave energy is supplied to the system via a network of waveguides. Thermal st...
04/19/2011
7926273Waste heat power generation system of cement calcination plant
A waste heat power generation system of a cement calcination plant includes: an AQC boiler having an economizer, an evaporator and a superheater; and a PH boiler having a first evaporator and a superheater. The PH boiler, in addition to the evaporator and the superh...
04/19/2011
7908862Generator
A generator is disclosed. The generator comprising at least one layer, the at least one layer defining a cavity and at least one aperture, at least a portion of the at least one layer including a reflective medium, or coatings, the cavity configured to hold a fluid,...
03/22/2011
7900454Connecting rod journals and crankshaft spider bearing in an engine
In an engine having a crankshaft driven by reciprocating pistons in an arrangement of cylinders, a spider bearing is fixed to a crankshaft journal that is offset from the central axis of the crankshaft. Each piston is drivingly linked to the spider bearing by a conn...
03/08/2011
7836696Fluid machine, rankine cycle and control method
A fluid machine includes a fluidization portion for compressing or expanding a working fluid which is heated to be brought into a vapor phase state after circulating in a cycle, an oil storage portion for storing therein lubricant oil for lubricating a sliding surfa...
11/23/2010
7836697Rotary steam engine
A circular, reversible steam powered engine configured to force pistons mounted in circular housing assembly and coupled to a main shaft to create a work load. The steam powered engine is arranged to pipe steam of a high pressure into steam chambers to force pistons...
11/23/2010
7770394Remote power-generating assembly
A remote power supply system associated with offshore hydrocarbon production and transportation operations includes an expansion turbine that generates power for the system. The remote power supply system also has a support structure that supports the expansion turb...
08/10/2010
7703285System and method for generating electricity from super critical water oxidation process
Systems and method for generating electricity using heat from a SCWO reaction. The system may comprise a pump that pumps the mixture undergoing the SCWO reaction to a pressure above the critical pressure point for the mixture. The pressurized mixture is heated, by a...
04/27/2010
7658072Highly efficient heat cycle device
A high-efficient heat cycle device formed by combining a heat engine with a refrigerating machine, wherein steam generated in a boiler is cooled by a condenser after driving turbine, built up by a pump, and circulated into the boiler in the form of high-pressure con...
02/09/2010
7574863Fluid pump and Rankine cycle system
A fluid pump enabling circulation of a working fluid in a Rankine cycle system etc. without utilizing electrical energy and able to be realized at a low cost, provided with a water pump for pumping up working fluid (water) from a steam condenser of the Rankine cycle...
08/18/2009
7430865Miniaturized waste heat engine
A closed loop vapor cycle generated by a special device formed by heat transfer and a vapor expander it is utilized to convert waste heat from conventional power systems into additional thermodynamic work, thereby improving the overall power system efficiency. Super...
10/07/2008
7430866Air-independent fuel combustion energy conversion
A metallic fuel mixture including solidic powders such as silicon, aluminum and magnesium together with an oxidant, and steam and hydrogen are fed into a combustor to undergo combustion therein. The combustor is positioned within a steam chamber enclosure filled wit...
10/07/2008
7424802Steam engine
A steam engine has a pipe shaped fluid container, a heating and cooling devices respectively provided at a heating and cooling portions of the fluid container, and an output device connected to the fluid container, so that the output device is operated by the fluid ...
09/16/2008
7418824Refrigerating apparatus and fluid machine therefor
A complex fluid machine has an expansion-compressor device, a pump, and a motor generator, wherein the expansion-compressor device, the pump, and the motor generator are operatively connected and arranged in series, and a power transmitting device for disconnecting ...
09/02/2008
7415824Steam engine
A steam engine has a pipe shaped fluid container, a heating and cooling devices respectively provided at a heating and cooling portions of the fluid container, and an output device connected to the fluid container, so that the output device is operated by the fluid ...
08/26/2008
7412947Internal combustion engine system with hydrogen generation capability
A dehydrogenated fuel tank 32 which is replenished with an organic hydride-contained hydrogenated fuel and a gasoline tank 48 which is replenished with normal gasoline are provided. In order to separate the hydrogenated fuel into a hydrogen rich gas an...
08/19/2008
7407382Steam generator in a heat regenerative engine
A steam generator in a heat regenerative engine includes a cylindrical combustion chamber that encloses a circularly wound coil of densely bundled tubes. The tube bundle is heated by two combustion nozzle assemblies, each having an air blower, a fuel atomizer, and a...
08/05/2008
7392655Vapor compression refrigerating device
In an automotive vehicle having a heater for a heating operation for a passenger room of the vehicle with use of waste heat of an engine, a vapor compression refrigerating device comprises a refrigerating cycle for a cooling operation for the passenger room. The vap...
07/01/2008
7372171Fire protection
The present invention concerns a wind power installation comprising a pylon and a pod arranged at the tip of the pylon. The invention further concerns a method of controlling such a wind power installation. In order to prevent a fire from occurring or at least to be...
05/13/2008
7368039Distiller employing cyclical evaporation-surface wetting
A distillation unit (10) employs a rotary heat exchanger (32) forming a multiplicity of evaporation chambers (56) into which a liquid to be purified is sprayed for evaporation. Spray arms (58) spray at a steady rate into all of the evapor...
05/06/2008
7356993Method of converting energy
The invention provides a method of converting heat energy to a more usable form using a multi-component working fluid mixture that contains ammonia and water. The working fluid is operated in a thermodynamic cycle that includes liquid compression (30), vapori...
04/15/2008
7353653Hybrid power system for continuous reliable power at locations including remote locations
The present inventive subject matter is drawn to a hybrid ultra reliable power generating system for supplying continuous reliable power at remote locations comprising: a primary power unit producing electric power that is supplied to a load. Also a secondary power ...
04/08/2008
7350471Combustion system with recirculation of flue gas
An improved combustion method and corresponding apparatus is disclosed, where the method includes oxidizing a fuel in a combustion chamber with an oxidizing stream including an air stream and a first recycled flue gas stream and mixing a produced hot flue gas stream...
04/01/2008
7347057Control of dual-heated absorption heat-transfer machines
An absorption, heat-transfer system with an operationally interconnected generator, absorber, condenser, and evaporator; at least two separate heat sources for heating the generator; and a controller for controlling the heat sources. The controller, e.g., a programm...
03/25/2008
7340939Emissions sampling valve
The invention provides a device for use in sampling the exhaust emissions from a turbine engine. The device has a valve array in a manifold housing coupling multiple turbine exhaust lines to an emissions analyzer, such as used in CEMS. Each valve can be actuated by ...
03/11/2008
7337613Method for monitoring and controlling steam turbine system pH using shaft current
The present invention involves a system for controlling the electric charge within the exhaust hood and condenser of a steam turbine by using shaft current as an indirect measurement of exhaust charge, and then adjusting the pH accordingly. The present invention use...
03/04/2008
7328579Rotary piston heat engine system
A rotary piston heat engine system is composed of two units. Each includes two pistons mounted for movement in opposite directions. Each piston is mounted for rotation in a cylinder. The longitudinal axes of the pistons and cylinder are collinear. The pistons are mo...
02/12/2008
7325400Rankine cycle and steam power plant utilizing the same
A steam power plant (100) implementing an improved Rankine cycle (55) wherein steam is injected (82, 96) directly into the energy addition portion of the plant, and the resulting two-phase flow is pressurized by multiphase pumps (88, 98)....
02/05/2008
7317985Motor vehicle and control method of motor vehicle
When a vehicle power demand is less than a threshold value, which is set to or around a lower limit of a relatively efficient drive range of an engine and when an engine drive demand is set ON because of requirement for heating by an air conditioning system, the dri...
01/08/2008
7314104Steam driven road vehicle
A steam driven road vehicle having a firebox, a boiler, a drive mechanism operated by steam from the boiler, a water supply supplying water to the boiler, and a drive connection connected between the drive mechanism and an axle of the vehicle. A fuel bin is supporte...
01/01/2008
7308792Steam power plant arrangement
A steam power plant arrangement with a steam turbine and a steam generator, a condenser and a preheating system is characterized according to the invention in that the steam generator, the condenser and the preheating system are configured as individual functionally...
12/18/2007
7293600Apparatus for the regasification of LNG onboard a carrier
An LNG carrier for transporting LNG from one location to another that includes a vaporizer on board said LNG carrier for vaporizing the LNG to a gaseous state, one or more heat exchangers at least partially submerged in seawater, an intermediate fluid circulating be...
11/13/2007
7287381Power recovery and energy conversion systems and methods of using same
In various illustrative examples, the system may include heat recovery heat exchangers, one or more turbines or expanders, a desuperheater heat exchanger, a condenser heat exchanger, a separator, an accumulator, and a liquid circulating pump, etc. In one example, a ...
10/30/2007
7284363Method of power generation for airborne vehicles
A closed cycle turbine system is provided for the generation of power in a light, high altitude airborne vehicle. The closed cycle turbine system may operate according to either the Brayton or the Rankine cycles. The working fluid for the closed cycle may be alterna...
10/23/2007
1                
 
Sign InRegister
Username  
Password   
forgot password?