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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 |
| 7322441 | Extended bandwidth folded well diffusor An extended bandwidth folded well diffusor extends the diffusion bandwidth of a shallow, asymmetric diffusor by incorporating maximum-depth, folded L-shaped, half-width wells on both ends (sides) of a diffusor, thus providing increased maximum well depth without inc... | 01/29/2008 |
| 7322157 | Ceiling paneling system A paneling system for ceilings of a building structure in which the panels are suspended by hook shaped flanges, on opposite sides of each panel from flat arms of L- or Z-shaped panel carriers or support rails. One flange of each panel extends over the flange of a n... | 01/29/2008 |
| 7259963 | Rack height cooling A data center includes an electronic equipment rack having a front face and a back face and a cooling unit positioned adjacent to the rack, the cooling unit having a front face and a back face, the cooling unit being configured to exhaust cooled air from the front f... | 08/21/2007 |
| 7223043 | Structural members and joining arrangements therefor A joining arrangement for use in the construction of stud frames and for releasable attachment of a first member to a second structural member forming part of the frame. The first member includes in at least one side wall a female recess which, when the members are ... | 05/29/2007 |
| 7189159 | Air diffusers A diffuser cartridge (10) of restricted height is provided for controlling flow of air in an air conditioning system. The cartridge (10) has two axially aligned temperature sensitive elements (34,68) for respectively sensing room temperature and... | 03/13/2007 |
| 7140960 | Boot hanger mounting bracket The present invention relates to duct systems, registers and ductwork components used with floor or ceiling registers employed in warm air heating, ventilating and air conditioning systems, and specifically to improvements for mounting and installing the components ... | 11/28/2006 |
| 7059959 | Closure for at least one opening Closure for closing one or more openings (O) of an air-conditioning system, in particular ducts or air-guiding elements that form part of an air-conditioning system. The closure (1) has a plurality of closing elements (3a to 3z) th... | 06/13/2006 |
| 6997390 | Retrofit HVAC zone climate control system A low cost and easy to install zone climate control system for retrofit to an existing forced air HVAC system, that provides independent minute-by-minute, day-by-day, and room-by-room climate control, including easy to use methods for specifying temperature schedule... | 02/14/2006 |
| 6991534 | Adjustable vent One aspect of the invention provides a vent which comprises a body member and an adjustment member. The body member comprises a vent passageway that extends from an inward side to an outward side of the body member. The body member also comprises a collar having a c... | 01/31/2006 |
| 6386970 | Air diffuser An air diffuser for an air distribution system comprising a first and a second border member. Plural spreaders interconnect the first and second border members thereby defining an airflow aperture therebetween. A pattern controller is slidably disposed be... | 05/14/2002 |
| 6290598 | Air diffuser having field changeable air control blades A diffuser having side rails and bridges includes different sets of air control blades that are interchangeably mounted on and slidable along slots located in the bridges. The different sets of blades may be interchanged without disassembly of a remainder... | 09/18/2001 |
| 6290597 | Air diffuser with adjustable pattern controller blades A slot diffuser includes a pair of elongate and parallel side walls spaced by pairs of bridges. The bridges include feet that slide along receivers in the side walls such that the bridges can be positioned at any location therealong and provide support to... | 09/18/2001 |
| 6280321 | Air diffuser having improved bridges for supporting air control blades A slot diffuser includes a pair of elongate and parallel side walls spaced by pairs of bridges. The bridges include feet that slide along receivers in the side walls such that the bridges can be positioned at any location therealong and provide support to... | 08/28/2001 |
| 6220958 | Support bridges for air diffusers including spring loading for air flow control blades A slot diffuser includes a pair of elongate and parallel side walls spaced by pairs of bridges. The bridges include feet that slide along receivers in the side walls such that the bridges can be positioned at any location therealong and provide support to... | 04/24/2001 |
| 6176777 | Self-modulating diffuser for air conditioning systems A self-modulating diffuser for regulating the volume flow of conditioned air from a duct to a selected space, affording a high level of air mixing and sound performance combined with ready control of the space temperature comprises an adjustable square co... | 01/23/2001 |
| 6168517 | Recirculating air mixer and fan with lateral air flow An air circulation and mixing device is disclosed which can cover a ceiling air ventilation duct, taking air discharged from the duct and drawing air at the room's ceiling, mixing the two, and redirecting the mixed air so that it is discharged radially an... | 01/02/2001 |
| 5938527 | Air ventilation or air supply system An air ventilation or supply system includes a blower for generating a primary flow and an induction nozzle for inducing a secondary flow produced by entrainment of the primary flow. An inlet of the blower and an inlet for the induction nozzle are adjacen... | 08/17/1999 |
| 5788572 | Linear air diffuser A linear air diffuser apparatus has two parallel longitudinal rails maintained spaced by two or more transverse connectors. Two or more blade-like adjustable air flow control members extend longitudinally between the connectors. Each flow control member h... | 08/04/1998 |
| 5667437 | Air diffuser An air diffuser for diffusing conditioned air into a room has a diffuser body mounted in a housing to define an air channel which narrows towards the outlet end of the housing to produce a venturi-like effect causing the air to speed up as it leaves the d... | 09/16/1997 |
| 5433662 | Air bar An air bar for mounting in the ceiling system of a structure. The air bar is characterized by a pair of inwardly facing, angled and spaced air deflectors fitted with horizontally shaped top and bottom spacers at each end thereof. A barbell shaped pattern ... | 07/18/1995 |
| 5103869 | Piezoelectric on-off valve for air conditioning A piezoelectric on-off value for air conditioning comprises a bendable metal plate fixed at one end thereof; a valve member mounted on the other end of the metal plate along a ceiling plate, the value member having vent holes corresponding to vent holes i... | 04/14/1992 |
| 5001967 | Modular air bar A modular air bar for mounting in the ceiling system of a structure, which modular air bar is characterized by a pivoting air controlling section sandwiched between a pair of spaced sliding controller modules, each of the latter having a pair of spaced ai... | 03/26/1991 |
| 4869157 | Modular air bar A modular air bar for mounting in the ceiling system of a structure, which modular air bar is characterized by a pair of spaced air deflectors having curved, facing interior air channels and fitted with horizontally-shaped top and bottom spacers at each e... | 09/26/1989 |
| 4851066 | Snap-secured bladder for air-distribution terminal A bellows assembly is provided in which a retainer member is formed as an aluminum extrusion with two uniformly spaced recesses formed therein. A bellows is provided with two uniformly spaced attachment members which coact with the spaced recesses to prov... | 07/25/1989 |
| 4672887 | Combination valance and conditioned air admission and return ducts An improved apparatus and method of delivering conditioned air to rooms of a structure or dwelling through ceiling diffusers concealed by a valance and located adjacent the outside walls of the structure is disclosed. Air is delivered to the diffusers by ... | 06/16/1987 |
| 4491062 | Adjustable slot diffuser An air diffuser includes first and second walls disposed in spaced side-by-side relationship and cooperating to define a passage for the flow of air in one direction between said walls. A pair of flanges extend towards each other from the downstream edges... | 01/01/1985 |
| 4316407 | Jet pair weir gate A jet pair weir gate is provided in an air diffuser outlet and includes two pairs of nested jet weir members, each member having a generally U-shaped channel configuration consisting of an imperforate web portion and two flange portions. Each pair of memb... | 02/23/1982 |
| 4258616 | Air outlet for room ventilation An air outlet for the admission of conditioned air to rooms and other inhabited spaces includes an air box with an air outlet slot. The air outlet slot is longitudinally subdivided to form individual ducts each of which contains an independently adjustabl... | 03/31/1981 |
| 4077310 | Air conditioning terminal assembly An assembly for use in a terminal in an air conditioning system, the assembly including first and second spaced apart members. A third member is interposed between the first and second members. The first and third members define therebetween a first air p... | 03/07/1978 |
| 4019566 | Air conditioning system An air conditioning system for conditioning air in a plurality of enclosed areas in a building. Conditioned air at a relatively cold temperature level is supplied to a terminal for discharge into an area. The quantity of relatively cold temperature air di... | 04/26/1977 |
| 4018160 | Air conditioning terminal An air conditioning terminal for supplying conditioned air into a space includes a pair of assemblies for regulating the quantity of air discharged from the terminal. A restraining member is connected to the air regulating assemblies and to a non-movable ... | 04/19/1977 |
| 4014381 | Air conditioning system An air conditioning system for conditioning air in a plurality of enclosed areas in a building. Conditioned air at a temperature level which may be varied is supplied to first terminal means for discharge into an area. Conditioned air at a relatively cons... | 03/29/1977 |
| 4008653 | Diffuser A diffuser is disclosed incorporating a plenum chamber adapted for mounting upon the T bars utilized to support ceiling tile in a suspended ceiling structure. The plenum chamber includes an elongated opening along the bottom thereof to permit conditioned ... | 02/22/1977 |
| 3967780 | Air conditioning system An air conditioning system including a ceiling air terminal operable to discharge conditioned air into a room and adapted to be connected to first and second sources of conditioned air. The first source provides air at a temperature level which varies inv... | 07/06/1976 |
| 3952795 | Air conditioning system An air conditioning system for conditioning air in a plurality of enclosed areas in a building. Conditioned air at a temperature level which may be varied is supplied to first terminal means for discharge into an area. Conditioned air at a relatively cons... | 04/27/1976 |
| 3949810 | Air conditioning system An air conditioning system for conditioning air in a plurality of enclosed areas in a building. Conditioned air at a relatively cold temperature level is supplied to a terminal for discharge into an area. The quantity of relatively cold temperature air di... | 04/13/1976 |
