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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 |
| 8141614 | Expanding coupling means for powered window covering An actuator to be inserted in a headrail of a window covering, the actuator comprises a damping body configured to reduce vibrations when the actuator is operating, and an expanding mechanism configured to expand the damping body against the headrail. ... | 03/27/2012 |
| 7857030 | Window covering switchable to manual operation and electrical operation and a clutch thereof A window covering switchable to manual operation and electrical operation includes at least an upper elongated member, a lower elongated member, a shade lift cord assembly, an electric transmission assembly, a clutch and an automatic retraction means. The electric t... | 12/28/2010 |
| 7673667 | Low power, high resolution position encoder for motorized window covering A motorized window covering has a motor and a housing that holds the motor and a dc battery. When the motor is energized to move a window covering, a pulse detector counts the motor current pulses to determine the position of the window covering. A user can save a m... | 03/09/2010 |
| 7174941 | One-way drive for window coverings An actuation system for use with an adjustable covering for a fenestration product. The actuation system coupled to an operator for controlling adjustment of extension and contraction of the covering. The actuation system including at least one lift mechanism config... | 02/13/2007 |
| 7128122 | Venetian blind having a motorized drive mechanism A Venetian blind includes a main body, a transmission mechanism, and a motorized drive mechanism. The motorized drive mechanism is operated to lift and lower the slats automatically. Thus, the Venetian blind does not need a lift cord, thereby preventing a child from... | 10/31/2006 |
| 7040374 | Electromagnetic clutch-controlled electric blind An electromagnetic clutch-controlled electric blind is constructed to include a blind body formed of a headrail defining a receiving chamber, a set of slats, and a bottom rail, a power drive, the power drive including a reversible motor and electromagnetic clutch ap... | 05/09/2006 |
| 7021360 | One-way drive for window coverings An actuation system for use with an adjustable covering for a fenestration product. The actuation system coupled to an operator for controlling adjustment of extension and contraction of the covering. The actuation system including a drive system configured to decou... | 04/04/2006 |
| 6957681 | Embedded type motorized blind device An embedded type motorized blind device. A power supply section has a motor. A power transmitting section has a worm gear coupled to the shaft of the power supply section, a worm wheel positioned on and meshed with the worm gear, a planetary gear formed on a side su... | 10/25/2005 |
| 6910515 | Electricity-operated window blind An electricity-operated window blind is constructed to include a headrail, a driving mechanism mounted inside the headrail and having a power input device for rotation upon receipt of power supply, and a power output device for synchronously rotating with the power ... | 06/28/2005 |
| 6789597 | Electromagnetic clutch-controlled electric blind An electromagnetic clutch-controlled electric blind is constructed to include a blind body formed of a headrail defining a receiving chamber, a set of slats, and a bottom rail, a power drive, the power drive including a reversible motor and electromagnetic clutch ap... | 09/14/2004 |
| 6766846 | Electric blind An electric blind, which is efficiently raised and lowered and controlled in a tilt angle of its vanes by a single drive motor, is disclosed. The electric blind includes a mount frame, fixedly mounted on a wall over a window and having a certain length, a pair of ho... | 07/27/2004 |
| 6688368 | Remote control operating system and support structure for a retractable covering for an architectural opening An improved retractable covering for an architectural opening includes an improved mounting bracket, an improved limit stop to prevent over-retraction and over-extension of the retractable covering, an improved battery pack mounting bracket for attaching ... | 02/10/2004 |
| 6659156 | Screw transmission mechanism for a blind A screw transmission mechanism for a motor-driven blind is constructed to include a driving unit, and at least one cord roll-up unit controlled by the driving unit to lift/lower or tilt the slats of the motor-driven Venetian blind. Each cord roll-up unit ... | 12/09/2003 |
| 6655441 | Friction transmission mechanism for a motor-driven blind A friction transmission mechanism for a motor-driven blind is constructed to include a driving unit, and at least one cord roll-up unit controlled to the driving unit to lift/lower or tilt the slats of the motor-driven Venetian blind. Each cord roll-up un... | 12/02/2003 |
| 6619365 | Plug-in transmission mechanism for a motor-driven blind A plug-in transmission mechanism for a motor-driven blind is constructed to include a driving unit, two cord roll-up units controlled by the driving unit to lift/lower or tilt the slats of the motor-driven Venetian blind. Each cord roll-up unit includes a... | 09/16/2003 |
| 6516858 | Headrail including a detachable battery holder for powered coverings for architectural openings A headrail including a detachable battery holder for powered coverings for architectural openings is disclosed. The headrail comprises a housing defining an interior into which a battery magazine is removably mounted. In this manner, the batteries are hid... | 02/11/2003 |
| 6446693 | Headrail and control system for powered coverings for architectural openings A headrail designed for powered coverings for architectural openings comprises a housing defining an interior that conveniently hides a battery holder, a signal-receiving system, and an electric motor used to adjust the configuration of the covering. The ... | 09/10/2002 |
| 6405782 | Transmission system for a motor-driven blind A transmission system installed in the track of a motor-driven blind and controlled to move vertical slats of the motor-driven blind between a received position and an extended position and to rotate the vertical slats in regulating the light after the ve... | 06/18/2002 |
| 6382294 | System for holding batteries in a headrail for powered coverings for architectural openings A system for holding batteries in a headrail comprises a battery carrier that cooperates with a battery carrier housing through an opening in the bottom of a headrail housing. The battery carrier accommodates a plurality of batteries and slidingly engages... | 05/07/2002 |
| 6332491 | Actuation assembly for venetian blinds or the like inside double-glazing units An actuation assembly in a double-glazing unit with a perimetric frame which supports two glass panes which form, between them, a sealed air space which accommodates a light blocking blind which is adapted to be orientated and/or moved from a fully packed... | 12/25/2001 |
| 6283190 | Programmable window blind assembly A programmable window blind assembly includes a window blind device having a pull cord unit connected operably to a blind unit. A motor drive unit includes a bi-directional motor that has a drive shaft coupled to the pull cord unit such that rotation of t... | 09/04/2001 |
| 6253822 | Cord driving mechanism for a blind A cord driving mechanism for a blind is described, which comprises a cord driving pulley having a circumferential, radially outward-facing groove comprising a plurality of nips, the nips defined by formations which are disposed opposite one another on res... | 07/03/2001 |
| 6149094 | Spring motor A motor for controlling the elevating and lowering of a load comprises a storage drum, an output drum and a spring member operatively connected therebetween to provide a spring motor therewith, and a pair of cord drums aligned with and respectively adjace... | 11/21/2000 |
| 6060852 | Head rail-mounted actuator for window covering A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or closing the slats of the mini-blind. Alternatively, the r... | 05/09/2000 |
| 5954109 | Modular aircraft window unit The present invention relates to a modular window unit for an aircraft comprising a nonopaque lens and a reveal, the reveal joining the lens, as well as a shade comprising a multiplicity of discrete elongated panels, each panel cooperating with one anothe... | 09/21/1999 |
| 5954108 | Drive unit for a vertical blind A drive unit for a vertical blind having a housing with a louver traverse drive shaft with a loop string wound therearound, a louver tilt drive shaft with a loop chain wound therearound, a louver open detection means with a slider and a switch to be turne... | 09/21/1999 |
| 5907227 | Head rail-mounted actuator for window coverings A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or closing the slats of the mini-blind. Alternatively, the r... | 05/25/1999 |
| 5887693 | Adjusting device for controlling switch The present invention is an adjusting mechanism for a controlling switch which comprises a transmission mechanism. The gear of the transmission mechanism is meshed with a driving gear and a worm is driven via an inner gear. The worm is further meshed with... | 03/30/1999 |
| 5883480 | Window covering with head rail-mounted actuator A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or closing the slats of the mini-blind. Alternatively, the r... | 03/16/1999 |
| 5839492 | Window apparatus with built in shading device A window apparatus includes a window framework, a shading device and a control device. The window framework comprises a first pair of parallel frames, a second pair of parallel frames which are perpendicularly mounted between the first pair of parallel fr... | 11/24/1998 |
| 5729103 | Head rail-mounted actuator for window coverings A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or closing the slats of the mini-blind. Alternatively, the r... | 03/17/1998 |
| 5714855 | Head rail-mounted actuator for window coverings A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or closing the slats of the mini-blind. Alternatively, the r... | 02/03/1998 |
| 5698958 | Head rail-mounted actuator for window coverings A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or closing the slats of the mini-blind. Alternatively, the r... | 12/16/1997 |
| 5611386 | Electric window blind An electric window blind comprises a driving member capable of being actuated by an action rod to cause the rotary wheels to engage the transmission wheels at the time when the power outage takes place. The rotary wheels can be therefore actuated manually... | 03/18/1997 |
| 5531257 | Cordless, balanced window covering A cordless, balanced venetian blind or shade with a constant, or a variable force spring motor includes conventional window covering components without the outside hanging lifting cords or cord locking mechanisms. One or more spring motors are employed. A... | 07/02/1996 |
| 5517094 | Head rail-mounted mini-blind actuator A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or closing the slats of the mini-blind. Alternatively, the r... | 05/14/1996 |
| 5467808 | Blind or curtain suspension system An automatic blind or curtain suspension system is described comprising a blind headrail 10 or curtain pole carrying at least one suspension device 28 arranged for movement relative to the headrail 10 or pole towards and away from a stop 48 to open and cl... | 11/21/1995 |
| 5444339 | Mini-blind actuator A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or closing the slats of the mini-blind. A control signal gen... | 08/22/1995 |
| 5413161 | Solar powered window shade A solar powered window shade is provided which consists of a venetian blind mounted within an interior of a frame of a window in a wall of a building. An apparatus is carried by the venetian blind, for converting solar radiation of sunlight into electrica... | 05/09/1995 |
| 5391967 | Head rail-mounted mini-blind actuator A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or closing the slats of the mini-blind. Alternatively, the r... | 02/21/1995 |
