Bizarre Patents
Dining Table Having Integral Dishwasher
A space-saving dishwasher, which may be installed within a counter top or table, having a dish-carrying rack that is vertically shiftable through the open top of the dishwasher for facilitating loading and unloading of the dishes.
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| Number | Title | Issue Date |
| 7837199 | Shrouded face seal and components thereof A face seal includes a seal seat and a seal element carried by a seal housing. The seal element cooperates with the seal seat to establish a seal. The housing includes a support for the seal element and a shroud for effecting a gradual transition between a normal co... | 11/23/2010 |
| 7681889 | Seal Device A seal device where, even if a fluid to be sealed is under high pressure, a seal surface of a seal ring is prevented from producing heat and the seal surface is prevented from wearing. The seal device has a first seal ring (5) having a first seal surface (... | 03/23/2010 |
| 7374339 | Seal device for a guide device and guide device A seal device fixed to an end portion of a slider of a guide device includes: a casing; a plurality of seal members; and elastic members, wherein each seal member has a recess portion in which a rail penetrates. An inner circumferential face of the recess portion co... | 05/20/2008 |
| 7370864 | Balanced mechanical seal assembly A mechanical seal for providing a fluid-tight seal between a rotating shaft and a stationary housing comprises a first pair of seal members for sealing and separating a process fluid from a barrier fluid and a shuttle. The first pair of seal members comprises a firs... | 05/13/2008 |
| 7320374 | Wellbore top drive systems A system for wellbore operations, the system, in at least certain aspects, including a derrick, a guide beam connected to the derrick, a top drive movable on the guide beam, torque reaction structure connected to the guide beam and to the derrick, skid apparatus hel... | 01/22/2008 |
| 7316271 | Deformable member A deformable member can be used in a well tool for use in downhole oil/gas wells. In one embodiment, a deformable member is described which is deformable between undeformed and deformed positions, and comprises a generally hollow cylindrical body defining a wall. Th... | 01/08/2008 |
| 7293778 | Systems and methods for sealing between stators and rotors A seal is used between a housing and a shaft having an axis. The seal includes a first portion and a second portion engageable with each other and movable relative to each other. The first portion and the second portion are configured to be received in a cavity betw... | 11/13/2007 |
| 7290669 | Upflow bioreactor having a septum and an auger and drive assembly An upflow bioreactor includes a vessel having an inlet and an outlet configured for upflow operation. A septum is positioned within the vessel and defines a lower chamber and an upper chamber. The septum includes an aperture that provides fluid communication between... | 11/06/2007 |
| 7247006 | Method and apparatus for sealing an ultrahigh-pressure fluid system An ultrahigh-pressure fluid system, such as an ultrahigh-pressure fluid pump, includes an improved dynamic seal assembly that can withstand pressures above 40,000 psi, and more preferably, pressures up to and beyond 87,000 psi. The dynamic sealing assembly includes ... | 07/24/2007 |
| 7225897 | Structure of receiving and delivering oil A structure is provided for receiving and delivering oil from a first oil path in a wall of a casing to a second oil path within a rotating shaft supported by the casing on an inner side surface of the casing. A recess is formed in which the first oil path is opened... | 06/05/2007 |
| 7178807 | Shaft mounted seal device and method for a scraped surface heat exchanger A scraped surface heat exchanger includes a seal assembly between a rotating tube and the end housing. The seal assembly is removable by removing the tube. ... | 02/20/2007 |
| 7125019 | Single seal with resilient member The invention relates to a single seal, and more specifically to a seal for a rotary shaft extending through a wall, e.g. that of a pump housing. The single seal exhibits one single sealing location between a stationary and a rotating sealing ring. The seal is attac... | 10/24/2006 |
| 7121555 | Seal assembly and crawler-track connection structure A seal assembly has simple assembly structures, and provides secure sealing effects. A crawler-track connection structure allows the seal assembly to be easily mounted, and securely prevents overflow of a lubricant and the like to the outside. A pair of seal rings (... | 10/17/2006 |
| 7093836 | Seal device A seal device includes a first resilient seal ring having a first resilient seal portion and first and second seal portions; and a second resilient seal ring. The first resilient seal portion urges a first seal surface of the first seal ring against the second seal ... | 08/22/2006 |
| 7077645 | Rotary tubular kiln A longitudinal sealing (20), which, as a rule, extends below the rotating tube (30), is proposed to increase the heating efficiency in a rotary tubular kiln, in which a rotating tube (30) is surrounded, like a bowl, by heating tunnel (32)... | 07/18/2006 |
| 7029393 | Split inlet seal for grain separators and method A grain separator having an easily replaceable seal. The separator comprises a housing and a rotatable grain separation drum carried by the housing, the drum having an end face with an external annular bearing surface. A drive shaft extends axially into the drum thr... | 04/18/2006 |
| 7004473 | Mechanical seal device A primary object of the present invention is to achieve a high sealing performance, to collect hazardous gas contained in a sealed process fluid, and to realize an easy disposition of a mechanical seal device. A typical configuration is that the end face of a shaft ... | 02/28/2006 |
| 6976681 | Slide ring seal assembly including a radial, rotation preventing arrangement A slide ring seal assembly includes a slide ring having an axially extending annular leg. The leg has radially outer and radially inner circumferential surfaces and a free axial end. A plurality of circumferentially spaced recesses are provided in leg at the free ax... | 12/20/2005 |
| 6916022 | Shaft seal A sealing assembly for extending around a rotating shaft for preventing the transmission of fluids along the shaft, in which a sealing element is biased towards the rotary sealing part; and a pusher sleeve extends between the sealing element and a housing. ... | 07/12/2005 |
| 6905123 | Seals A gas seal for providing a seal between a pair of relatively rotatable components is provided with a stand-still seal which will seal between the components when the components are stationary, the stand-still seal having a sealing element mounted in sealing relation... | 06/14/2005 |
| 6848689 | Shaft seal A shaft seal in which a rotary sealing part is mounted coaxially with the sealing element and forms therewith a contactless primary seal between opposed faces of the sealing element and rotary sealing part to substantially prevent fluid flow across the primary seal ... | 02/01/2005 |
| 6805357 | Bellows face seal assembly A seal head assembly includes a case. A ferrule is seated against the case. A spring is seated at one end against the ferrule. A spring seat receives a second end of the spring. The retainer ring has a band and a plurality of tabs, wherein the band engages the sprin... | 10/19/2004 |
| 6789803 | Mechanical face seal A mechanical end face seal comprising two relatively rotatable seal rings, a resilient bellows for providing a secondary seal between one seal ring and either a housing or a rotating shaft and a finger spring element nested in the bellows. The resilient bellows comp... | 09/14/2004 |
| 6773017 | Single-piece seal assembly The invention is a single-piece seal assembly comprising an annular seal body. A retainer is positioned at a first end of the seal body. A rotable seal is concentric with the retainer and has a notch positioned on an inner diameter of a first face of said rotable se... | 08/10/2004 |
| 6758476 | Mechanical seal device The structure of the entire mechanical device is simplified as an outside seal. The mechanical sealing device includes a two-half stationary seal ring having a first sealing face at one end and retained fluid-tightly by the housing so as to be movable axially, and a... | 07/06/2004 |
| 6752397 | Redundant metal-metal seal A sealing assembly for protecting a downhole connection is disclosed. The sealing assembly includes independently energized metal—metal seals and a housing that prevents the energization of individual seals from affecting other seals. ... | 06/22/2004 |
| 6601854 | Shaft seal A shaft seal in which a rotary dealing part is mounted coaxially with a sealing element and forms therewith a primary seal between opposed faces of the sealing element and the rotary sealing part to substantially prevent fluid flow across the primary seal... | 08/05/2003 |
| 6568687 | Mechanical face seal A mechanical end face seal comprising two relatively rotatable seal rings, a resilient bellows for providing a secondary seal between one seal ring and either a housing or a rotating shaft and a finger spring element nested in the bellows. The resilient b... | 05/27/2003 |
| 6568685 | Dynamic rotating seal assembly A fluid and/or gas treatment unit containing a dynamic rotating assembly for passage of a fluid and/or gas therethrough comprises a housing having a generally cylindrical body and end walls, and a generally cylindrical member rotatable in the chamber and ... | 05/27/2003 |
| 6517078 | Face seal device with additional mass for high rotational speeds A face seal device for use with components rotating at a high rotational speed includes a non-rotating face seal ring (5) and a rotary face seal ring (11). The rotary face seal ring is mounted in a loose fit for common rotation with a rotating component a... | 02/11/2003 |
| 6517077 | Mechanical seal, and agitating device and process using same The invention relates to a mechanical seal that may control the pressure between sliding faces of sliding rings in the mechanical seal portion and also clean and sterilize the sliding faces reliably, and an agitating device and process using the mechanica... | 02/11/2003 |
| 6485024 | Split mechanical face seal A split mechanical face seal having a rotating seal assembly comprising a rigid seal ring of split ring segments and a pair of attachable body ring segments holding the rotating seal ring segments together when the body ring segments are attached, a stati... | 11/26/2002 |
| 6422568 | Mechanical seal assembly An improved mechanical seal assembly is provided for sealing rotating shafts with respect to their shaft housings, wherein the rotating shafts are subject to substantial axial vibrations. The mechanical seal assembly generally includes a rotating sealing ... | 07/23/2002 |
| 6305693 | Precision load adjustable rotary shaft seal A rotary seal assembly is comprised of a collar adapted to be fixedly mounted on a shaft, the collar including a plurality of through going apertures parallel to the axis of the shaft. Drive fingers are slideably mounted within the bores of the collar, an... | 10/23/2001 |
| 6145840 | Radial flow seals for rotating shafts which deliberately induce turbulent flow along the seal gap A face seal is provided for a rotating shaft for sealing between a normally high pressure region and a normally lower pressure region, having a seal ring shaped to form a gap between the ring and a runner surface on the shaft, which gap converges in the d... | 11/14/2000 |
| 6120034 | Secondary sealing assembly for mechanical face seal A mechanical seal for providing fluid sealing between a housing and a rotatable shaft includes a gland assembly, a secondary sealing assembly, and first and second seal rings each having a seal face. The secondary sealing assembly provides fluid sealing b... | 09/19/2000 |
| 6086069 | Metal ring seal In a metal to metal face seal assembly, a metal ring seal has a J-shaped cross-section with the hook portion of the ring seal forming an annular notch which receives and restrains a resilient load ring.... | 07/11/2000 |
| 6068263 | Split mechanical face seal with resilient pivoting member A split mechanical face seal that provides fluid sealing between a housing and a rotating shaft includes first and second seal rings each having at least two seal ring segments and a radially extending seal surface. The seal ring surfaces of the seal ring... | 05/30/2000 |
| 6044936 | Disk brake An improved disk brake which provides both low dragging torque and good pedal feeling even on ABS-equipped vehicles with which the working fluid pressure is around or over 140 kgf/cm2. The disk brake has a piston seal fitted in a groove formed ... | 04/04/2000 |
| 6039320 | Adjustable seal for propeller drive shaft An adjustable sealing device for sealing between rotatable drive shaft, such as a propeller drive shaft, and the aperture in a structure, such as the hull or bulkhead of a vessel, through which the shaft passes. The device is generally rigid and is compri... | 03/21/2000 |
