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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 |
| 7213788 | Microjet-based control system for cavity flows A dynamic cavity air flow system reduces the highly unsteady flow over exposed aircraft cavities by incorporating a series of microjets proximate the leading edge of a cavity. The microjets, which may articulate, issue a supersonic jet flow toward the rear or traili... | 05/08/2007 |
| 6212211 | Shock wave dissipating laser chamber A laser chamber with a circuitous gas return path dissipates shock waves. In one embodiment, the laser chamber includes a heat exchanger with a large surface area that defines an aerodynamic passage through which gas circulates in the laser chamber. The p... | 04/03/2001 |
| 6072820 | Chemical oxygen iodine laser gain generator system The COIL gain generator system includes a reactor for producing singlet delta oxygen and a mechanism for mixing high momentum diluent with the singlet delta oxygen and with iodine for producing a high momentum, low static temperature mixture of the single... | 06/06/2000 |
| 6058132 | Laser beam machining apparatus using a plurality of galvanoscanners In an optical path of a laser beam, a reflection mirror (11) is located to divide the laser beam into two split laser beams. By the use of the split laser beams, workpieces (17a, 17b) are simultaneously processed.... | 05/02/2000 |
| 5317589 | Laser oscillator having a curved mirror with a through-hole A laser oscillator includes a housing which seals a laser medium gas from the atmosphere, concave mirrors (or a set of concave and convex mirrors) positioned in the housing and having the laser medium gas therebetween, an apertured mirror positioned betwe... | 05/31/1994 |
| 5185760 | Aerodynamic window for a gas laser Aerodynamic window for a gas laser, whose active chamber emits a focussed ser beam and is flow connected by means of a beam passage opening with a window chamber connected to a vacuum pump and which has a beam exit opening in an outer area which is prefer... | 02/09/1993 |
| 5175742 | Atmospheric pulsed gas laser apparatus In a pulsed gas laser apparatus for operation at ambient pressure comprising a laser module having a tubular window open at its distal end for the coupling or uncoupling of a laser beam, the tubular window has a volume which is at least equal to, or a mul... | 12/29/1992 |
| 5153893 | Aerodynamic window An aerodynamic window for gas lasers, has an active chamber with a beam penetration opening free of solids. An end of a beam duct is connected to the beam penetration opening and is transversely penetrated by a nozzle duct of a gas flow window through whi... | 10/06/1992 |
| 5069397 | Stabilized aero-optical free shear layer interface In an aero-optical interface for an aircraft optical aperture, the separation of the upstream boundary layer from the edge of the aperture creates a region of turbulance which persists downstream over the full area of the aperture. This invention promotes... | 12/03/1991 |
| 5018683 | System for controlling turbulence inside and just outside a cavity A system for controlling fluid turbulence inside and just outside of a cay adjacent to an opening in a wall, the wall having a forward lip which defines the leading edge of the opening and an aft lip having a leading edge which defines the trailing edge ... | 05/28/1991 |
| 4834520 | Device for stabilization of beam intensity distribution in laser scanners A laser beam scanning apparatus, a device for stabilization of the beam intensity distribution, the device comprising an air turbulence generator disposed adjacent a portion of the laser beam optical path and adapted to provide forced air flow substantial... | 05/30/1989 |
| 4821283 | Aerodynamic window device In order to so improve an aerodynamic window device for a laser which isolates the laser cavity pressure and comprises a jet nozzle and a diffuser arranged opposite the jet nozzle for generating a free jet extending from the jet nozzle to the diffuser and... | 04/11/1989 |
| 4777426 | Axial-flow aerodynamic window for high energy laser The aerodynamic window of the present invention provides a barrier between two different environments of a high energy laser device. The first environment is a transverse gas flow across the laser beam and the third environment is an axial flow beam path.... | 10/11/1988 |
| 4721370 | Adaptive gas lens An adaptive gas lens provides a radial flow of gas that makes phase corrections on a distorted annular wavefront passing therethrough. A flexible flange controlled by precision actuators provides for variation in gas stream width yielding variations in th... | 01/26/1988 |
| 4617670 | Aerodynamic windows for high power lasers An aerodynamic window for a gas laser, comprising a chamber positioned at one end of a structure forming part of a laser cavity in which lasing action can take place the chamber having first and second apertures aligned with the optical axis of the laser ... | 10/14/1986 |
| 4559628 | Shear layer control in a free-vortex aerodynamic window A boundary-controlled aerodynamic window positioned adjacent the exit aperture of a gas laser is transparent to the laser beam emitted from the cavity of the laser. The boundary-controlled aerodynamic window is formed by a high velocity gas flow directed ... | 12/17/1985 |
| 4207542 | Multiple shock aerodynamic window A multiple shock aerodynamic window for use within a laser system. The aerodynamic window provides separation between the pressure within the laser cavity and the ambient pressure adjacent thereto. Making up the aerodynamic window is an entrance duct and ... | 06/10/1980 |
| 4201952 | Gas laser aerodynamic window The aerodynamic window is formed of a contiguous pair of gas jet streams driven at subsonic velocity across the entire cross-sectional area of an annular laser beam. One of the jet streams has a shear interface with the interior gas of the laser and has i... | 05/06/1980 |
| 4193043 | Microwave accelerator E-beam pumped laser A device and method for pumping gaseous lasers by means of a microwave accelerator. The microwave accelerator produces a relativistic electron beam which is applied along the longitudinal axis of the laser through an electron beam window. The incident poi... | 03/11/1980 |
| 4178078 | Aerodynamic window An apparatus adapted for providing an aerodynamic window having a cylindrical configuration with an annular cross section capable of enveloping annularly a cavity therein is disclosed. The apparatus includes an annular injector adapted for providing a flo... | 12/11/1979 |
| 4152049 | Spatial filter having aerodynamic windows An improved spatial filter for operation with high power laser beams is provided wherein a first gas flow system and a second gas flow system cooperate to enclose a cavity therebetween capable of accommodating a filter having an aperture located therein f... | 05/01/1979 |
| 4145668 | Optical resonance pumped transfer laser with high multiline photon-to-single-line photon conversion efficiency Lasers are disclosed wherein trapped multiline laser radiation from a DF laser is employed to pump a DF-CO2 working gas mixture within the optical resonator for the DF laser. The multiline pumping energy is resonantly absorbed by the DF compone... | 03/20/1979 |
| 4138777 | Single nozzle free-vortex aerodynamic window A gas laser emits an output laser beam from a low pressure region to a region having a higher pressure. This is done through an opening in the side of a laser device. Under normal circumstances, the provision of such an opening would incur a flow of air f... | 02/13/1979 |
| 4112388 | Aerodynamic window method and apparatus A laser aerodynamic window with different inside and outside gas stream components having effective stagnation indices of refraction corresponding to the indices of refraction of the gases on the opposite sides of the aerodynamic window so that the turbul... | 09/05/1978 |
| 4013977 | Aerodynamic window for chemical laser A low pressure gas laser is provided with an aerodynamic window for the generated high power laser beam. The window comprises a duct with an oblique opening located in the supersonic part of and aligned with the axis of a Laval nozzle, having an atmospher... | 03/22/1977 |
| 3973218 | Single nozzle free-vortex aerodynamic window A gas laser emits an output laser beam from a low pressure region to a region having a higher pressure. This is done through an opening in the side of a laser device. Under normal circumstances, the provision of such an opening would incur a flow of air f... | 08/03/1976 |
| 3973217 | Aerodynamic window altitude control A gas laser emits an output laser beam from a low pressure region to a region having a higher pressure. This is done through an opening in the side of a laser device. Under normal circumstances, the provision of such an opening would incur a flow of air f... | 08/03/1976 |
| 3950712 | Unstable laser resonator having radial propagation A new resonator concept which is especially useful in chemical laser applications is disclosed. A ring end mirror, a conical folding mirror and a circular end mirror are combined to form an unstable resonator including a radial direction propagation havin... | 04/13/1976 |
| 3949321 | Conical nozzle aerodynamic window An aerodynamic window for isolating different gases or different states of ases when typical transparent window material is not feasible. An adjustable, supersonic conical nozzle is mounted coaxially with an opening and a cylindrical tube is mounted to the... | 04/06/1976 |
| 3936771 | Subsonic flow aerodynamic window for high energy laser A subsonic flow aerodynamic window in a high energy gas laser, which seals off the laser optical cavity from the ambient gas, while minimizing the degradation of the laser output beam. Since the flow of the aerodynamic window is subsonic, gas consumption ... | 02/03/1976 |
