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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 |
| 7081049 | Ventilating system Ventilating system including a case mounted on a ceiling of a room, an inlet in a bottom surface of the case, and an outlet in a side surface of the case, a partition for dividing the case into an upper space, and a lower space, a fan in the upper space of the case,... | 07/25/2006 |
| 7066091 | Methods and apparatus for controlling impurity levels in an enclosed printing press environment Methods and apparatus for controlling impurity levels in an enclosed printing press environment are disclosed. A disclosed system controls impurity levels by using variable speed fans to control the intake of air into the enclosed environment and the exhausting of a... | 06/27/2006 |
| 7011578 | Plenum and diffuser for heating, ventilating and air conditioning applications A plenum and diffuser for use with an HVAC system for distributing air through an opening in a ceiling, the plenum having a large diameter bottom opening by which air is passed through an opening in the ceiling, and having an air inlet opening. A hanger bar extends ... | 03/14/2006 |
| 6921329 | Air-distribution cap for a convector The present invention relates to an air-distribution cap which is to be fitted on top of a heating or air-conditioning unit with natural or forced convection and the function of which is to regulate both the flow-rate and the direction of the air output by the conve... | 07/26/2005 |
| 6878057 | System for filtering and scenting of the air of individual rooms of a building A system for individualized filtering and scenting of the air of individual rooms of a building which is serviced by a ducted central forced air handling system. The system includes a conventional “tri-louvered” ceiling register and a filtering and scenting elem... | 04/12/2005 |
| 6767279 | Ceiling vent assembly A ceiling vent assembly for providing a cover for bathroom exhausts fans. The ceiling vent assembly includes a ceiling vent assembly and a vent cover assembly which includes a support frame being securely and conventionally attached to the ceiling and being disposed... | 07/27/2004 |
| 6745518 | Air vent deflector insert An air deflector is designed for use with an air vent supported in a suspended ceiling grid. The air deflector includes a deflector body with four side members, each having a pair of opposed ends and a mid-portion therebetween. At least two of the side members furth... | 06/08/2004 |
| 6692350 | Ergonomically accessible airflow control mechanism for a register A register containing an airflow control mechanism is disclosed whereby the control mechanism is easily accessed by a user when mounted on the ceiling of a room. The ergonomically accessible airflow control mechanism comprises a pull chain arrangement mea... | 02/17/2004 |
| 6669555 | Nozzle cover A mobile temperature controlled container having an enclosed indoor section that closes against the one wall of the container. A blower wheel compartment is contained within the housing which has a spiral-shaped lower section that communicates with an upp... | 12/30/2003 |
| 6648751 | Airflow balancer for ventilation outlet An airflow balancer for mounting on a ventilation outlet includes an air guider including a supporter having a bottom surface for rotatably supporting on the ventilation outlet and an airflow baffle coaxially mounted to the supporter such that the airflow... | 11/18/2003 |
| 6464579 | Rotatable air vent A rotatable air vent including an outer circular housing having an inner surface and an outer surface. The outer circular housing has an interior ring rotatably coupled with the inner surface. The interior ring has a plurality of inwardly extending radial... | 10/15/2002 |
| 6338677 | Vent control system A system for controlling the opening and closing of vents within a structure. The system includes a plurality of vents positioned around the structure and a control panel is centrally positioned in a readily accessible position within the structure. The v... | 01/15/2002 |
| 6135878 | Modular core air diffusers Modular ceiling air diffusers are provided in which the core deflector elements are pre-fabricated in a one-hit one-part pressing operation to form a selected pattern of integral louvers shaped to deflect air in a desired horizontal air pattern. This redu... | 10/24/2000 |
| 6135877 | Box- or screen-like supply air terminal device and a nozzle module or nozzle unit therefor A supply air terminal device (1) of box-like or screen-like construction has a front wall (5) in which there are disposed a plurality of groups (10) of slots (7) with the groups and the slots in each group mutually spaced apart. Each group of slots is all... | 10/24/2000 |
| 6010402 | Air diffusers and deflector structure therefor An air diffuser with a series of parallel blades has an air deflector structure for reducing throw and promoting better air mixing near the diffuser, having support members diverging transversely from one another laterally outwardly. Each support member h... | 01/04/2000 |
| 5586933 | Heating, ventilating and air conditioning systems A grille (3) for use adjacent an outlet of a heating, ventilating or air conditioning system comprising a frame (15) and a plurality of blades (25) extending between opposed frame parts. Each blade (25) has a spindle (26) which is rotatably supported with... | 12/24/1996 |
| 5425674 | Cover for swamp cooler and methods An impervious contour closure for preventing air flow through a swamp cooler and related methods, which can be easily and quickly utilized by a lay person having little or no technical training. Installation of the novel closure requires no alteration to ... | 06/20/1995 |
| 5340358 | Air vent An air vent for the generation of high turbulence air jets is comprised of a rotationally symmetrical casing having a flared discharge mouth. A deflector plate is mounted in the plane of the mouth to define with the mouth an annular discharge opening. An ... | 08/23/1994 |
| 5148683 | Device for introducing cold air into a room In an outlet, in particular for introducing cold air into a room, having a housing (1) made of side walls (2) and a room-side cover plate (3) with outlets (4), a refrigeration assembly (11) is to be inserted in the housing (1). The refrigeration assembly ... | 09/22/1992 |
| 5141473 | Air diffuser assembly An air diffuser assembly (20) for diffusing conditioned air from an air plenum (22) between adjacent ceiling tiles (32) in a suspended ceiling (24) supported by a plurality of crossing T-shaped support bars (26, 28) comprises a plurality of longitudinally... | 08/25/1992 |
| 5065669 | Device for conveying cold and/or warm supply air into a space In a device for conveying cold and/or warm supply air into a space, comprises a frame body which encloses an outlet opening for the supply air, which outlet opening is covered by a swirl disk. The swirl disk is arranged displaceably in the outlet opening.... | 11/19/1991 |
| 5016525 | Air outlet for imparting a spin flow to air passing therethrough An air passage or outlet for imparting a spin flow to air passing therethrough, is economically produced of only two basic sheet metal components. The sheet metal has a good fire resistance capability and can be easily coated with an individual paint colo... | 05/21/1991 |
| 4995307 | Variable air volume ventilation system and method Generally there is provided for placement in the supply and return air ducts of a building ventilation system, a unique flow control unit having an orifice, static pressure sensors on opposite sides of the orifice, and sensor controlled dampers to regulat... | 02/26/1991 |
| 4991496 | Air-conditioning duct apparatus with twistable duct vanes An air-conditioning apparatus for adjusting the direction and quantity of air comprises a duct device forming an air passage passing through the duct device, and an airflow adjusting device. The airflow adjusting device is made from a single thin plate an... | 02/12/1991 |
| 4955286 | Turbulence outlet In a turbulence outlet to be connected to a pipe connection of an air conduit having a turbulence plate (5) which exhibits slots (6) with inclined lamellae (7) or the like apertures, the turbulence plate (5) is to exhibit somewhat centrally at least one a... | 09/11/1990 |
| 4815362 | Diffuser unit for air conditioning system A diffuser unit for air conditioning systems includes an air supply duct having an air inlet and two air outlets, two dampers for adjusting the open area of the respective air outlets, and a linkage mechanism interconnecting the dampers and a drive unit. ... | 03/28/1989 |
| 4782999 | Air conditioning apparatus and grille control method thereof An air conditioning apparatus includes an air grille having a right side grille, a left side grille and a sub grille disposed between the right side and left side grilles. At the start of the heating operation, the right side and left side grilles and the... | 11/08/1988 |
| 4776263 | Device for a suspended ceiling structure for rectangular filter elements A device for a suspended ceiling structure (1) for rectangular filter elements (2, 3). Some filter elements are located at a distance from each other to allow the suspension of light fittings from the suspended ceiling structure. An air stream is forced t... | 10/11/1988 |
| 4693176 | Air outlet for room conditioning systems The slats which are disposed at the bottom of the air outlet are rotatably mounted and have vanes which define an angle therebetween of other than 180°. The slats can be adjusted to a desired angular position and fixed by threaded screw connections. The ... | 09/15/1987 |
| 4679495 | Air diffuser An air diffuser for a ceiling or wall conditioned air outlet. The diffuser has a plurality of nozzles separating the flow of air from the outlet to the ambient into a plurality of diverging air jet streams, with the result that air flowing from the outlet... | 07/14/1987 |
| 4665806 | Ventilating air distributor An air distributor for mounting in a duct outlet in an air conditioning heating and ventilation system is provided to direct the flow of air within the conditioned space. A frame is mounted within the conditioned space and in fluid communication with the ... | 05/19/1987 |
| 4625629 | Heating/cooling diffuser A diffuser is provided with three discharges. Two of the discharges are directed in one direction and, when installed, would be directed towards the outside wall of the conditioned space. The other discharge is directed in the opposite direction and would... | 12/02/1986 |
| 4535685 | Air outlet for air conditioning systems An induction type air outlet device comprises a ring of air outlet nozzles and a central passage in a partition of a housing. The air outlet nozzles are directed to the peripheral portions of an air guide blade assembly and entrains room air which enters ... | 08/20/1985 |
| 4508022 | Ceiling air outlet The invention concerns a ceiling air outlet, especially for air-conditioned areas, with a housing which can be connected to a supply air line and has a separating wall, two flow paths and an outlet grate, whereby an adjustment flap is located in at least ... | 04/02/1985 |
| 4473000 | Air blower with air directing vanes An air blower adapted to be mounted to the ceiling of a room to create a gentle circulation of air in such room. The blower includes a motor-driven impeller mounted in generally cylindrical housing and a vane unit having a first plurality of relatively la... | 09/25/1984 |
| 4458502 | Air conditioning device An air conditioning device for cooling and/or warming a room by introducing thereinto air in the room and heat exchanging the same. The device comprises an outer housing having a top covering wall 1a to face the ceiling, a rear covering wall 1b to face th... | 07/10/1984 |
| 4417687 | Multi-blade automatic air register damper An automatically controlled multi-blade damper device for use in air registers installed over furnace duct boots terminating in recesses of floors, ceilings, or walls of dwellings; said boots being part of a central heating and/or air conditioning system.... | 11/29/1983 |
| 4377059 | Concealed ceiling system with accessible ceiling panels A suspended ceiling system comprising a plurality of inverted-T runners. Kerfed edge ceiling tile supported by runners and concealing the bottom of the runners. At least one ceiling tile having a central portion removable therefrom by being separable alon... | 03/22/1983 |
| 4303007 | Ceiling air outlet for air conditioning system An air conditioning system ceiling air outlet comprising a warm air duct for vertically downward direction of warm air, a cold air duct surrounding the warm air duct for outwardly directing cold air, the ducts terminating at their inlet ends in a common c... | 12/01/1981 |
| 4231513 | Thermally actuated diffuser A diffuser for a conditioned air system for buildings incorporates a self contained and integrated sensor actuator for varying the volume flow of conditioned air through the diffuser in response to changes in room air temperature. The sensor actuator stru... | 11/04/1980 |
