Rotary expansible chamber devices patents - Monitor Patents
FreshPatents.com Logo    FreshPatents.com icons
Monitor Keywords Patent Organizer File a Provisional Patent Browse Inventors Browse Industry Browse Agents



USPTO Class 418  |  Browse by Industry: Previous - Next | All     monitor keywords
Recent  |  14: Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 13: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 12: Dec | Nov | Oct | Sep | Aug | July | June | May | April | Mar | Feb | Jan | 11: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 10: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan |  | 09: Dec | Nov | Oct | Sep | Aug | Jl | Jn | May | Apr | Mar | Fb | Jn |  | 2008 | 2007 |

Rotary expansible chamber devices

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
08/07/2014 > 10 patent applications in 8 patent subcategories.

20140219844 - Expansion device for use in a working medium circuit and method for operating an expansion device: In an expansion device for use in a working medium circuit, for performing a process sequence corresponding to that of a Clausius Rankine cycle or an Organic Rankine cycle, a working unit comprising two interleaved scroll elements is provided of which one is stationary whereas the other is supported for... Agent: Daimler Ag

20140219845 - Rotary systems lubricated by fluid being processed: Rotary systems are described, which can include at least one of compressors and vacuum pumps. Each rotary system includes a corresponding piston that rotates in an orbital motion around a respective eccentric of a shaft in order to either compress fluid or function as a vacuum pump. Multiple rotary systems... Agent: Caire Inc.

20140219846 - Capacity modulated scroll compressor: A capacity modulation assembly is provided and may include a control valve and a first line extending between the control valve and a suction pressure region disposed within a compressor shell, whereby the suction pressure region is in communication with a suction inlet gas fitting extending through a shell of... Agent: Emerson Climate Technologies, Inc.

20140219848 - Hydraulic motor-pump with fixed or variable displacement: The fixed or variable displacement hydraulic motor-pump (1) includes a motor-pump central rotor (3) in which a hydraulic cylinder (14) is arranged, the rotor (3) being in sealed contact with an input-output spool valve (43) connecting the cylinder (14) with a motor-pump frame (2) while a hydraulic piston (13) moves... Agent:

20140219847 - Variable displacement oil pump: A variable displacement oil pump includes: a switching mechanism arranged to switch a state in which the hydraulic fluid is introduced to the second control hydraulic chamber through a connection passage, and a state in which the hydraulic fluid is discharged from the second control hydraulic chamber through the connection... Agent: Hitachi Automotive Systems, Ltd.

20140219849 - Branch communication valve for a twin scroll turbocharger: Methods and systems are provided for a branch communication valve in a twin turbocharger system. A branch communication valve may be positioned adjacent to a dividing wall separating a first scroll and a second scroll of the twin turbocharger. In an open position, the branch communication valve increases fluid communication... Agent: Ford Global Technologies, LLC

20140219850 - Compressor bearing assembly: A compressor is provided that may include a drive shaft, a compression mechanism, a bearing and an unloader. The drive shaft may include a main body and a crank pin extending from the main body. The compression mechanism may include first and second members. The crank pin may drivingly engage... Agent: Emerson Climate Technologies, Inc.

20140219851 - Rotary compressor: A rotary compressor (100A) includes a closed casing (1), a compression mechanism (48), a lower end-face plate (34), and a communication hole (50). An oil reservoir (12) is formed at the bottom of the closed casing (1). The lower end-face plate (34) divides the oil reservoir (12) into a plurality... Agent: Panasonic Corporation

20140219852 - Hydraulic device: A hydraulic device (1) comprising a housing (2) and a gerotor (3) contained within the housing (2), the gerotor (3) having an inner rotor (4) eccentrically disposed within an outer ring (5), the outer ring having a central axis (19), the outer ring (5) being fixed to the housing, the... Agent: Volvo Car Corporation

20140219853 - Vane for a vane cell device, as well as a vane cell device: A vane for a vane cell device comprising a stator and a rotor rotatably arranged in the stator with a plurality of guide grooves in each of which a vane can be movably mounted along a direction of movement. The vane has a high-pressure side, and a low-pressure side facing... Agent: Saeta Gmbh & Co. Kg

  
07/31/2014 > 10 patent applications in 8 patent subcategories.
  
07/24/2014 > 3 patent applications in 3 patent subcategories.

20140205482 - Multi-stage vacuum pump of the dry pump type: A multi-stage vacuum pump of the dry pump type is disclosed. The multi-stage vacuum pump includes a plurality of pumping stages each respectively having an inlet and an outlet, the pumping stages being mounted in series between a suction port and a discharge port of the vacuum pump, characterized in... Agent: Adixen Vacuum Products

20140205483 - Roots pump: A Roots pump comprises a plurality of multi-toothed rotary pumps, each forming a pump stage, and connection channels connecting respective adjacent pump stages. The invention provides that the connection channels are arranged in partitioning walls separating the adjacent pump stages.... Agent:

20140205484 - Radially compliant scroll compressor: A compressor may include a compression mechanism, a driveshaft, and a lever. The compression mechanism may include orbiting and non-orbiting scroll members meshingly engaging each other. The driveshaft may include an eccentric crank pin engaging the orbiting scroll member such that rotation of the driveshaft about a first axis causes... Agent: Emerson Climate Technologies, Inc.

  
07/17/2014 > 6 patent applications in 6 patent subcategories.

20140199196 - Ball seat apparatus and method: A ball seat assembly includes a tubular having a bore therethrough; an entry port in fluid communication with the bore; a plurality of exit ports in fluid communication with the entry port; a ball seat disposed in the each of the plurality of exit ports, wherein the ball seat is... Agent: Weatherford/lamb, Inc.

20140199197 - Variable displacement pump with multiple pressure chambers: A variable displacement vane pump has a plurality of seals between the inner surface defining the housing's internal chamber and an outer surface of the control ring. The seals define a plurality of pressure regulating chambers comprising a first chamber and a second chamber each for receiving pressurized fluid. The... Agent: Stackpole Powertrain International Ulc

20140199198 - Internal gear pump: An internal gear pump includes an inner rotor having n teeth and an outer rotor having (n+1) teeth. A tooth profile of the inner rotor is an envelope of a group of locus circles (13) each having a diameter C and having a center on a trochoidal curve (T), the... Agent: Sumitomo Electric Sintered Alloy, Ltd.

20140199199 - Gas pump with pressure relief for reducing the starting torque: A gas pump including a delivery chamber with an inlet and an outlet for a gas; a first housing part with a first sealing surface which at least partially surrounds the delivery chamber; a second housing part with a second sealing surface which at least partially surrounds the delivery chamber,... Agent: Schw&#xe4 Bische H&#xfc Ttenwerke Automotive Gmbh

20140199200 - Expander circuit: An expander circuit for a thermal expander, having a first pump arranged between a condenser and an evaporator, is proposed, the inlet of the expander being connected to the evaporator and the outlet to the condenser, and a separate lubricating circuit connecting the expander circuit to at least one bearing.... Agent: Magna Powertrain Ag & Co Kg

20140199201 - Compressor with rotating cam and sliding end vanes: An apparatus for compressing or pumping fluid includes a housing having an interior chamber. The housing includes an end wall having a fluid inlet and a fluid outlet. A rotating cam is rotatably mounted within the interior chamber and includes a cam body having an end with a sloped annular... Agent: Albert's Generator Services Inc.

Previous industry: Pumps
Next industry: Powder metallurgy processes


######

RSS FEED for 20140807: xml
Integrate FreshPatents.com into your RSS reader/aggregator or website to track weekly updates.
For more info, read this article.

######

Thank you for viewing Rotary expansible chamber devices patents on the FreshPatents.com website. These are patent applications which have been filed in the United States. There are a variety ways to browse Rotary expansible chamber devices patent applications on our website including browsing by date, agent, inventor, and industry. If you are interested in receiving occasional emails regarding Rotary expansible chamber devices patents we recommend signing up for free keyword monitoring by email.



Results in 0.17979 seconds

PATENT INFO