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Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 7815196 | Magnetic seal assembly The technical field of the invention relates to magnetic sealing devices used for transfer of torque involving rotating parts. Industries that deal in chemicals and pharmaceutics have a requirement to mix materials such as gases and liquids. This is carried out by m... | 10/19/2010 |
| 7815195 | Sealing ring and sealing ring arrangement The invention relates to a sealing ring for sealing two components moving relative to each other, particularly a rotary shaft seal or piston ring, with a radially internal or external sealing surface that can be brought into contact with one of the components to for... | 10/19/2010 |
| 7802796 | Composite material and seals formed thereof A seal is formed of a material including about 80.0% to about 95.0% by weight fluoropolymer, about 1.0% to about 10.0% by weight aromatic polymer, and graphite fiber. ... | 09/28/2010 |
| 7543822 | Composite rotary seal assembly A composite seal assembly for providing a seal between a rotating shaft and a static surface. The composite seal assembly includes first and second axially adjacent annular seal elements. The first and second seal elements each include a sealing edge contacting the ... | 06/09/2009 |
| 7396019 | Valve gasket A valve gasket for sealing a fluid dispenser device comprising a valve, in particular a metering valve, mounted on a fluid reservoir, said gasket being characterized in that it comprises an alloy of vulcanized ethylene vinyl acetate (EVA) and/or of butyl (IIR) or of... | 07/08/2008 |
| 7389991 | Leakage seal for gas path of gas turbine A leakage seal for use in a gas path between two relatively rotatable members of a gas turbine comprises a foil layer and a cloth layer. The foil layer has two expansive surfaces, a single one of which is covered by the cloth layer. The leakage seal has a proximal e... | 06/24/2008 |
| 7322579 | Spline shaft seal assembly The present invention relates to seals and, in particular, to a seal that retains lubrication between the interface of a spline shaft and a sleeve shaft, which move relative to each other. The seal body has a flexible body with an axis and alternating projections an... | 01/29/2008 |
| 7303053 | Non-pressure head with integrated piston stop and vent/drain A non-pressure head for a fluid cylinder, which includes a drain channel formed in the flange by a raised portion of the flange extending from a plane of the flange in the same direction as the head portion. The channel is cold formed in the flange. For the piston s... | 12/04/2007 |
| 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 |
| 7217036 | Sealed ball bearing In a seal-type rolling bearing, between an inner ring and an outer ring, contact-type seal plates are respectively interposed on the counter-water-drenchable side and on the water-drenchable side. On the counter-water-drenchable side, a seal plate including, in the ... | 05/15/2007 |
| 7192381 | Continuously variable transmission A continuously variable transmission is disclosed for use in rotationally or linearly powered machines and vehicles. The transmission provides a simple manual shifting method for the user. Further, the practical commercialization of traction roller transmissions req... | 03/20/2007 |
| 7184683 | Powder container, powder contained product, powder container manufacturing method, powder contained product reusing method, toner container and toner contained product A toner container for supplying and/or replenishing toner into a development apparatus of image forming apparatus, by being engaged with the rotation transfer member of the development apparatus and being rotated about a center axis of the toner container integrally... | 02/27/2007 |
| 7178806 | Cinchpac self-loading rotary shaft seal A seal for a conveyor drive which has an elastomer which is compressed between a cap ring and a housing. ... | 02/20/2007 |
| 7175566 | Continuously variable transmission A continuously variable transmission is disclosed for use in rotationally or linearly powered machines and vehicles. The transmission provides a simple manual shifting method for the user. Further, the practical commercialization of traction roller transmissions req... | 02/13/2007 |
| 7175565 | Continuously variable transmission A continuously variable transmission is disclosed for use in rotationally or linearly powered machines and vehicles. The transmission provides a simple manual shifting method for the user. Further, the practical commercialization of traction roller transmissions req... | 02/13/2007 |
| 7172529 | Continuously variable transmission A continuously variable transmission is disclosed for use in rotationally or linearly powered machines and vehicles. The transmission provides a simple manual shifting method for the user. Further, the practical commercialization of traction roller transmissions req... | 02/06/2007 |
| 7168147 | Method for manufacturing a drilling tool with an elastomer seal having graded properties A method of forming a seal for a subterranean drilling tool employs irradiation. The seal is formed of a single homogeneous elastomeric material. The seal has an exterior surface with at least one portion that is in sliding engagement with part of a seal gland of th... | 01/30/2007 |
| 7166057 | Continuously variable transmission A continuously variable transmission is disclosed for use in rotationally or linearly powered machines and vehicles. The transmission provides a simple manual shifting method for the user. Further, the practical commercialization of traction roller transmissions req... | 01/23/2007 |
| 7165910 | Tube connection joint and method of forming same A connection joint (20) is described that is formed by inserting a plastic connector (10) into the end of a silicone tube (14). The connector includes a plurality of barbs (12). A reinforcing agent (16) is placed between each of th... | 01/23/2007 |
| 7166058 | Continuously variable transmission A continuously variable transmission is disclosed for use in rotationally or linearly powered machines and vehicles. The transmission provides a simple manual shifting method for the user. Further, the practical commercialization of traction roller transmissions req... | 01/23/2007 |
| 7163486 | Continuously variable transmission A continuously variable transmission is disclosed for use in rotationally or linearly powered machines and vehicles. The transmission provides a simple manual shifting method for the user. Further, the practical commercialization of traction roller transmissions req... | 01/16/2007 |
| 7153233 | Continuously variable transmission A continuously variable transmission is disclosed for use in rotationally or linearly powered machines and vehicles. The transmission provides a simple manual shifting method for the user. Further, the practical commercialization of traction roller transmissions req... | 12/26/2006 |
| 7147586 | Continuously variable transmission A continuously variable transmission is disclosed for use in rotationally or linearly powered machines and vehicles. The transmission provides a simple manual shifting method for the user. Further, the practical commercialization of traction roller transmissions req... | 12/12/2006 |
| 7140616 | Sealing device The invention relates to a sealing device which is provided with an annular circumferential groove in a preceding sealing washer and having a sealing body disposed in the groove. The width and depth of the groove are larger than the cross-section of the sealing body... | 11/28/2006 |
| 7131930 | Continuously variable transmission A continuously variable transmission is disclosed for use in rotationally or linearly powered machines and vehicles. The transmission provides a simple manual shifting method for the user. Further, the practical commercialization of traction roller transmissions req... | 11/07/2006 |
| 7125084 | Environment protector-pressurized wheel hub A hub cap for a wheel hub having a cylindrical housing with a closed first end and an open second end adapted for attachment in an air-tight sealing arrangement to the outer end of a wheel hub to form a closed air system in the interior of the wheel hub. An air pres... | 10/24/2006 |
| 7125020 | Vented high pressure shaft seal A rotary fluid pressure device (11) having a housing (13,31), inlet and outlet ports (21,23), a gerotor gear set (15), a valve member (51) and an input-output shaft (49). A seal assembly (73) is disposed radially betw... | 10/24/2006 |
| 7124719 | Two-way cylinder engine An internal combustion engine wherein each cylinder has two pistons placed in the opposite direction and attached together by an arm-type connecting rod and wherein a cylinder head has a rotor blade rotating in the middle between the upper cylinder head and the lowe... | 10/24/2006 |
| 7125018 | Low-friction seal A low-friction seal comprising a quasi dimensionally stable sealing ring (44) that is accommodated with radial and axial clearance in a groove (30; 76) of one of two surface, whereby said surfaces are sealed off from each other and can move in a relati... | 10/24/2006 |
| 7121716 | Mixing equipment sealing device A shaft sealing arrangement for sealing bores around a pair of stirrer shafts that emerge through a wall of an associated mixing vessel includes a pair of generally cylindrical shaft sealing assemblies designed to be carried on adjacent stirrer shafts, each gland as... | 10/17/2006 |
| 7121553 | Bushing for a hydraulic valve A bushing for a hydraulic valve has a bushing wall having openings allowing passage of a hydraulic medium to and from an interior of the bushing. The openings have an opening wall that at least across a portion of a circumference of the opening wall is formed as a m... | 10/17/2006 |
| 7103957 | Expendable torque converter alignment ring and assembly method In a preferred embodiment, an expendable alignment ring is adapted for centering opposing conical surfaces of a transmission torque converter and an engine crankshaft. The ring has an annular body formed of a thermoplastic such as high density polyethelene. The body... | 09/12/2006 |
| 7100924 | Elastomeric hinged seal A hydrodynamic PTFE seal for a rotating part including a first portion supported by a flexible, elastomeric member and a second portion extending from the first portion past the elastomeric member along the rotating part. The second or trailing portion of the seal i... | 09/05/2006 |
| 7086358 | Method and device for controlling the speed of the valves of an internal combustion engine A method of controlling the speed of the valves in an electro-hydraulic actuation unit for the valves of an internal combustion engine in which the pressure of the fluid in the hydraulic actuator of the valve is controlled during the final phase of closure of a valv... | 08/08/2006 |
| 7080841 | Hub seal adapter A hub seal adapter has an outer diameter and thickness dimensioned to removably fit into the internal bore of a standard automotive hub in the same position that the grease seal would normally occupy, and be retained in the hub by the same snap ring as would be used... | 07/25/2006 |
| 7066719 | Bore and shaft assembly An exemplary bore for a shaft of a turbomachine includes a longitudinal axis extending generally from an inner end to an outer end of the bore, an outer seat disposed proximate to the outer end of the bore at an outer seat radius for an outer seal ring wherein the o... | 06/27/2006 |
| 7055829 | Antiextrusion device An elastomeric seal having an antiextrusion device molded integrally into or onto the low pressure side of the seal. The antiextrusion of a corrugated strip into an elastomeric seal. One embodiment of the invention has the strip positioned with the midplane of its c... | 06/06/2006 |
| 7044513 | Weather resistant latch handle assembly A weather resistant latch handle assembly including a pan having sidewalls with an opening from an interior side of the pan to an exterior side of the pan, a pan floor, and a recessed area defined by the sidewalls and the floor. Bushings are carried in the openings ... | 05/16/2006 |
| 7017916 | Shaft seal assembly and its associated method of manufacture A system and method of manufacturing improved wear ring assemblies and positive pressure shaft seals. The wear ring assemblies are made from stacked layers of flat metal. Different shaped component parts of the wear ring assemblies are cut from various sheets of met... | 03/28/2006 |
| 7000744 | Shock absorber cylinder head scraper A vehicle shock absorber is provided that includes a piston rod. A cylinder head having a bore defining an axis supports the rod within the bore. A scraper is arranged proximate to the cylinder head and includes a hole with the rod arranged within the hole. The scra... | 02/21/2006 |
