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

Icon_funbox Bizarre Patents

Patent No. 6049912

Mountable Printable Placard With Headband

A resilient headband in a shape for being mounted on the head of the user. The headband is equipped with a longitudinal slotted member for holding a placard.

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 415/90 - SMOOTH RUNNER SURFACE FOR WORKING FLUID FRICTIONAL CONTACT (E.G., UNBLADED RUNNER, ETC.)


Subclass of Class 415 - Rotary kinetic fluid motors or pumps
Definition: Apparatus comprising a runner* wall having an even,
No. of patents: 418
Last issue date: 05/29/2012


1                      
NumberTitleIssue Date
8186937Vacuum pump
A turbomolecular vacuum pump (54) comprises a housing (70) and a rotor (52) supported by a bearing arrangement (64) for rotation relative to the housing (70). The bearing arrangement (64) comprises a bearing (72, 74, 76, ...
05/29/2012
8172502Bypass passage for fluid pump
A fluid pump (10) includes a pumping chamber (14), an inlet (16) and an outlet (18) fluidly connected with the pumping chamber, and a passage (24) fluidly connected between the inlet and the outlet. Fluid flowing through the passag...
05/08/2012
8162592Heat dissipating module
A heat dissipating module includes a rotational member, a stationary member and a driving member. The rotational member is provided with a first air outlet and connected to the driving member. The stationary member is provided with a second air outlet and has plural...
04/24/2012
8070418Vacuum pump
A vacuum pump includes a gas inlet, a quick-rotatable rotor connectable with a flange of a multi-chamber vacuum installation which flange has a plurality of suction openings separated by separation walls, and a gas path separating structure which is located in the g...
12/06/2011
8070419Spiral pumping stage and vacuum pump incorporating such pumping stage
A molecular spiral-type vacuum pumping stage comprises a smooth surfaces rotor disk cooperating with a stator body. The stator body comprises a plurality of spiral channels on at least one surface facing the rotor disk. The cross-section area (σ) of these channels ...
12/06/2011
8052376Turbo-molecular pump, substrate processing apparatus, and method for suppressing attachment of depositions to turbo-molecular pump
A turbo-molecular pump that enables reliable suppression of attachment of depositions onto component parts thereof. The turbo-molecular pump discharges a deposition-causing gas from a processing chamber. A rotor has a rotor shaft aligned with an exhaust stream. A cy...
11/08/2011
7997853Rotary pressure transfer device with improved flow
A rotary pressure transfer device utilizes a multi-channel, generally cylindrical rotor (15) that revolves with its flat end faces juxtaposed with flat end surfaces of a pair of flanking end covers (19, 21) in which inlet and outlet passageways are pro...
08/16/2011
7927066Reflecting device, communicating pipe, exhausting pump, exhaust system, method for cleaning the system, storage medium storing program for implementing the method, substrate processing apparatus, and particle capturing component
A reflecting device that enables to prevent infiltration of particles into a processing chamber. The reflecting device is disposed in a communicating pipe. The communicating pipe allows the processing chamber of a substrate processing apparatus and an exhaust pump t...
04/19/2011
7837432Exhaust system and exhausting pump connected to a processing chamber of a substrate processing apparatus
An exhausting system and an exhausting pump connected to a processing chamber of a substrate processing apparatus are provided. The exhausting pump is provided with at least one rotary blade and a cylindrical intake part disposed at the processing chamber side from ...
11/23/2010
7762763Vacuum pump
A vacuum pump (100) comprises a first set (106) of turbo-molecular stages, a molecular drag stage (112), a first inlet (120) through which fluid can pass through the first set (106) of stages and the molecular drag stage (112
07/27/2010
7677864Bulk material pump feeder with reduced disk jamming, compliant disks
A bulk materials pump feeder having a housing and a rotating drive rotor for transferring material from an inlet to an outlet of the housing. The drive rotor has a hub. Drive disks extend away from the hub toward a housing inner wall and have a compliant edge config...
03/16/2010
7670102Heat dissipating module
A heat dissipating module includes a rotational member, a stationary member and a driving member. The rotational member meshes with the driving member and has an uneven surface at a side thereof to space to the stationary member. The stationary member has plural flo...
03/02/2010
7628577Vacuum pumps with improved pumping channel configurations
A vacuum pump includes a housing having an inlet port and an exhaust port, at least one molecular drag stage within the housing, the molecular drag stage including a rotor and a stator that defines a tangential flow channel which opens onto a surface of the rotor, a...
12/08/2009
7614844Vacuum pumping arrangement
A regenerative pumping mechanism comprises a rotor having a series of blades positioned in an annular array on one side of the rotor, and a stator having an annular channel within which the blades rotate. In order to control the axial clearance between the rotor and...
11/10/2009
7572096Vacuum pump
A vacuum pump is provided in which gas molecules in a vacuum chamber are sucked and exhausted by the rotational motion of a rotor rotatably supported in a pump case. At least one nickel alloy layer is disposed on a surface of at least one component defining a flow p...
08/11/2009
7553123Annular support for rolling bearings
A support ring (1) for rolling bearings (11), especially for rolling bearings applied to rotors with very high rotation speed, such as rotors of rotary vacuum pumps, the ring comprising a pair of concentric cylindrical shells (3, 5) connected to...
06/30/2009
7500821Vacuum pump
A vacuum pump including a tempering component arrangeable between the suction side flange of the pump and the connection flange of a recipient and having a tempering element. ...
03/10/2009
7500822Combined vacuum pump load-lock assembly
A load-lock and dry vacuum pump assembly includes a load-lock having a load-lock housing, the load-lock housing includes a mating system having a flange-like cylinder and a cylinder concentrically located relative to said flange-like cylinder; a dry vacuum pump that...
03/10/2009
7478990Bracket/spacer optimization in bladeless turbines, compressors and pumps
A bracket/spacer design in a bladeless turbine, compressor or pump comprising of a hub for axial mounting and one or more arms connected to the hub. This bracket/spacer configuration contributes in part or completely to form one or more fluid flow chambers along wit...
01/20/2009
7404698Turbomolecular pump with static charge control
The present invention relates to turbomolecular vacuum pumps and an arrangement for reducing or eliminating an accumulated static charge in the rotor caused by an interaction of the rotor with either electrically charged or neutral particles in the pumped media. Ele...
07/29/2008
7390164Fixing structure for fixing rotor to rotor shaft, and turbo molecular pump having the fixing structure
Provided are a fixing structure for fixing a rotor to a rotor shaft, in which the contact state of the contact surfaces of the rotor shaft and the rotor is stabilized to thereby maintain the rotation balance of the rotor shaft and the rotor, making it possible to pr...
06/24/2008
7379301Integrated liquid cooling system
An integrated liquid cooling system for removing heat from a heat-generating component includes a base (10), a pump (20) mounted in the base and a heat-dissipating member (30) communicating with the pump and coupling with the base. The pump incl...
05/27/2008
7341423Molecular pump and connecting device
A flange of a molecular pump is connected to a vacuum vessel by first bolts that extend through elongate holes in the flange and are bolted to the vacuum vessel. One or more buffering members are attached to the flange by the first bolts that extend through first op...
03/11/2008
7341424Turbines and methods of generating power
The present invention relates generally to systems and methods for facilitating the movement of fluids, transferring mechanical power to fluid mediums, as well as deriving power from moving fluids. The present invention employs an impeller system in a variety of app...
03/11/2008
7311491Molecular drag, turbomolecular, or hybrid pump with an integrated valve
A molecular drag, turbomolecular, or hybrid turbo/drag pump (5) of the invention has an outlet stage with a cylindrical peripheral wall (17) and a radial outlet orifice (23) passing through the cylindrical peripheral wall (17). An annular...
12/25/2007
7303062Bulk material pump feeder with reduced disk jamming
A bulk materials pump feeder having a housing and a rotating drive rotor for transferring material from an inlet to an outlet of the housing. The drive rotor has a hub. Drive disks extend away from the hub toward a housing inner wall. Three structural features of th...
12/04/2007
7300261Vibration damper with nested turbo molecular pump
A gas turbo pump assembly for connection to a port of a vacuum chamber and having high throughput with low vibration. The assembly comprises a turbo pump and a vibration damper. The pump has a pump body with an external surface and a center axis defining a first axi...
11/27/2007
7293955Supersonic gas compressor
A gas compressor based on the use of a driven rotor having a compression ramp traveling at a local supersonic inlet velocity (based on the combination of inlet gas velocity and tangential speed of the ramp) which compresses inlet gas against a stationary sidewall. I...
11/13/2007
7278822Turbomolecular pump
A turbomolecular pump includes a plurality of rotor and stator discs arranged alternatively one behind another and producing together a pumping effect, a plurality of spacer rings for retaining the stator discs at a distance from each other; and connection elements ...
10/09/2007
7280950Locomotive diesel engine turbocharger and turbine stage constructed with turbine blade vibration suppression methodology
A method for fabrication of a locomotive diesel engine turbocharger turbine stage so as to avoid harmonic vibration in the turbine blades when the engine is operated at pre-selected throttle settings. Upon determining throttle settings for the engine and modeling of...
10/09/2007
7273091Cooling apparatus for heat generating devices
A cooling apparatus for heat generating devices such as semiconductor chips comprises a parallel disk fan in the middle of a set of heat sink fins. The parallel disk fan has radial elements placed between the disks to efficiently create air flow without turbulence. ...
09/25/2007
7264439Evacuating device
A device (1), for evacuating a chamber to pressures in the high vacuum range includes a suction-side vacuum pump (2) and an atmospheric-pressure-side vacuum pump (3). The suction-side vacuum pump (2) is a mechanical kinetic vacuum pump wi...
09/04/2007
7241106Combined cycle boundary layer turbine
A two staged fluid propulsion apparatus of the type which utilizes prior art pitched blades combined with solid boundary layer disks supported by a novel rotating tubular flow conduit perforated to allow fluid flow to from the interior of the tube to the exterior su...
07/10/2007
7238165Fluid pump
A pumping system 10 provides a physiological pulsatile flow and includes controller 121, a pump drive head 50 coupled to a motor 12 and a fluid housing 52 having at least one port 60. The port 60 includes a ball valve...
07/03/2007
7236166High-resolution rapid manufacturing
The present invention is a method for forming an object, the method comprising jetting a first material to form a plurality of layers that define a support structure increment, and extruding a second material to form a layer of the object. The layer of the object su...
06/26/2007
7223020Bearing assembly
A bearing assembly including a bearing having an outer bearing ring and an inner bearing ring. The outer bearing ring is axially received in a bearing-receiving recess that includes a substantially cylindrical inner wall. An element that is radially flexible is loca...
05/29/2007
7223064Baffle configurations for molecular drag vacuum pumps
A molecular drag compressor includes a rotor disk coupled to a drive shaft for rotation about an axis, a stator disposed about the rotor disk, the stator defining a tangential flow channel, an inlet to the tangential flow channel and an outlet from the tangential fl...
05/29/2007
7195456Turbine engine guide vane and arrays thereof
An exit guide vane array for a turbine engine includes a set of guide vanes 28 having a solidity and defining fluid flow passages 74 with a chordwisely converging forward portion 80. The high solidity and convergent passage portion 80 res...
03/27/2007
7192244Bladeless conical radial turbine and method
Turbo-machinery and methods are disclosed for a bladeless conical radial turbine wherein fluid is directed axially within the pump body to produce an axial output. The rotor comprises a plurality of spaced apart conical elements. A plurality of spiraling flow paths ...
03/20/2007
7182585Electrically driven flow compressor
The invention relates to an electrically driven flow compressor comprising a drive (2, 3)—and a flow compressor and a converter (5) for electrical supply and control of the drive unit (2, 3).According to the invention, the converter (5)...
02/27/2007
1                      
 
Sign InRegister
Username  
Password   
forgot password?