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Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 7768473 | Strap driven field mast A portable telescopic mast assembly with positive retraction for raising and lowering an associated device includes an outer body and a plurality of mast sections slideably engaged with the outer body. A lifting cable is disposed between the plurality of mast sectio... | 08/03/2010 |
| 7374137 | Directional support structure A directional support structure for use with solar panels, flat satellite antennas, and the like items that are directed toward a point in space. The support structure includes a mounting plate with an extension tube extending outwardly therefrom, pivotally secured ... | 05/20/2008 |
| 7348933 | Compact multi-polarized antenna for portable devices A compact multi-polarized antenna for transmitting and/or receiving radio frequency (RF) signals, and a method for constructing same, is disclosed. The antenna comprises at least two radiative antenna elements each having a first end and a second end. The second end... | 03/25/2008 |
| 7339532 | Antenna module and electronic device using the same The present invention relates to an antenna module which can minimize the occupying space in an electronic device, enhancing degrees of freedom to increase efficiency in space utilization, thereby accommodating miniaturization and multi-functionality of the electron... | 03/04/2008 |
| 7299589 | Telescoping boom actuation mechanism formed of concentrically nested tubular boom sections mutually engaged by roller assemblies riding on helical tracks A telescoping boom mechanism for deploying an expandable structure, such a hoop-supported antenna, comprises a plurality of concentrically nestable tubular boom sections, that are mutually engageable with one another by way of roller assemblies and helical tracks fo... | 11/27/2007 |
| 7236129 | Apparatus and method for a multi-polarized antenna A multi-polarized antenna for transmitting and/or receiving radio frequency (RF) signals, and a method for constructing same, is disclosed. The antenna comprises at least two radiative antenna elements each having a first end and a second end. The second ends of the... | 06/26/2007 |
| 7231741 | Mobile cellular telephone tower A mobile cellular telephone tower comprises a self-propelled base and a tower connected to the base. The tower includes a base segment and at least a first extendable segment operatively connected to a second extendable segment. A winch is connected to the base, and... | 06/19/2007 |
| RE39661 | Satellite dish mounting arm The invention is directed to a self supporting cantilever support apparatus for mounting a satellite dish antenna to a building having a sidewall. The apparatus consists of a square, steel receiver tube having a foot plate mounted on one end and a square, steel tele... | 05/29/2007 |
| 7218230 | Multi-dimensional antenna in RFID system for reading tags and orientating multi-dimensional objects A RFID system applying to a three-dimensional jigsaw is provided. The RFID system includes a jigsaw substrate having a plurality of blocks, a plurality of jigsaw units corresponding to each blocks of the jigsaw substrate, a RFID reader having a plurality of antennas... | 05/15/2007 |
| 7195216 | Adjustable trunk for an artificial Christmas tree An adjustable trunk for an artificial Christmas tree has a base, a telescoping post and a reel assembly. The telescoping post has a stationary outer tube, at least two inner tubes and multiple gaps. The stationary outer tube is mounted on the base. The inner tubes a... | 03/27/2007 |
| 7165504 | Antenna linear extension and retraction apparatus for a submersible device, and method of use An antenna linear extension and retraction apparatus and method of use for a submersible device is provided. The apparatus includes a body having a cavity formed at an external surface. A bladder containing a core material is arranged within the cavity. The core mat... | 01/23/2007 |
| 7142171 | Helix radiating elements for high power applications A helix radiating element is disclosed. The helix radiating element includes a support, a base and a helix wire. The support is made up of a dielectric material including a PEEK (Polyetheretherketone) material. The base is coupled to the support and is made up of bo... | 11/28/2006 |
| 7116282 | Tower reinforcement A device and method of reinforcement for towers, such as those used for electrical communications and telephonic devices, is provided. Elongated stiffening members are provided for indirect attachment to a tower by means of spacer elements. The spacer elements, whic... | 10/03/2006 |
| 7032352 | Structure to limit damage due to failure A tall building (100) includes a plurality of ray structures (104, 106) extending outward from a central, generally conical hollow reinforced-concrete core (102). In three of the rays (104), a frame (118) extends diagonally downwar... | 04/25/2006 |
| 6940459 | Antenna assembly with electrical connectors The present invention provides an antenna with an integral electrical connection to a printed circuit board. ... | 09/06/2005 |
| 6907839 | Mast device for a submarine The mast device for a submarine comprises a guiding means, a vertically traversable mast guided therein and information means which are provided at the mast upper end and which are in electrical interaction with the inside of the submarine for emitting and receiving... | 06/21/2005 |
| 6853353 | Antenna assembly for use with a portable computing device wireless communication An antenna assembly for a wireless communication equipment of the invention comprises a fastening base that is fixedly connected to one side of the wireless communication equipment. An arm, retractable and deployable, has a first end that is movably connected to the... | 02/08/2005 |
| 6731250 | Movable window support device for a satellite TV dish A bottom bracket is attached to a vertical wall below a window inside a room. A top bracket joins a longitudinal housing to the bottom bracket. The longitudinal housing encloses multiple telescoping side rails for extending a top support plate outwardly from the hou... | 05/04/2004 |
| 6727861 | Satellite antenna mounting apparatus and method A mounting bracket includes a single mount for attaching to the soffit of a building for adjustably carrying a satellite dish antenna. The mount includes a base having holes for receiving screws to secure the mount to structural members such as studs or trusses to w... | 04/27/2004 |
| 6714170 | Satellite dish for trucks A satellite dish assembly is mounted on the exterior of a vehicle. The dish assembly is in its traveling position while the vehicle is traveling from one place to another. The satellite dish is below the uppermost portion of the vehicle while in the assembly's trave... | 03/30/2004 |
| 6630912 | Mount and controller assembly A pod mount assembly 20 is configured in a folding quad pod design with four ground-engaging legs 22, 24, 26, 28, and a rotatable central column 30. The ground-engaging legs rotatably connect to the base of the central column 30. The central column 30 con... | 10/07/2003 |
| 6588065 | Electric telescoping pole An electric telescoping pole for allowing the user to quickly and effortlessly alter the length of a pole used for coupling tools to. The electric telescoping pole includes a pair of tubular members, the first member telescopically receiving the second me... | 07/08/2003 |
| 6512491 | Antenna device and its assembly method and wireless communication terminal and their assembly method In an antenna device and its assembly method as well as a wireless communication terminal and its assembly method, an antenna element is held in an antenna holding member. A circuit board formed with an electrode to supply power to the antenna element is ... | 01/28/2003 |
| 6392606 | Antenna extension system An antenna extension system for extending an antenna from an underwater vehicle. The system comprises a housing disposed wholly within the vehicle and a plurality of telescopically connected tiers extendible from a base tier disposed within the housing, a... | 05/21/2002 |
| 6195066 | Satellite dish mounting arm The invention is directed to a self supporting cantilever support apparatus for mounting a satellite dish antenna to a building having a sidewall. The apparatus consists of a square, steel receiver tube having a foot plate mounted on one end and a square,... | 02/27/2001 |
| 6184843 | Extendable/stowable antenna Extendable/stowable antenna apparatus includes a molded elongated antenna stem with fixed and free ends. The stem is molded with an outer bearing surface, anti-rotation surfaces extending between the fixed and free ends, and a detent surface including a d... | 02/06/2001 |
| 6046706 | Antenna mast and method of using same An antenna mast and method of using it relate to a retractable mast having a retractable mast having a plurality of tubular telescoping sections to enable the mast to move between a fully retracted storage position and a fully extended use position. Each ... | 04/04/2000 |
| 6037913 | Moveable satellite dish antenna mount A mounting for a satellite dish antenna may be used in multi-unit or other dwellings in which mounting to exterior surfaces is forbidden. The mount includes a base mountable to a wall or to a balcony railing, an extension arm that pivots about the base an... | 03/14/2000 |
| 6023249 | Communication apparatus for a wireless local area network A wireless LAN system is configured using a communication apparatus for a wireless LAN including an antenna unit comprising an antenna, or an antenna and at least a part of a circuit of the system provided as one body, and a support for supporting the ant... | 02/08/2000 |
| 5995063 | Antenna structure The present invention relates to radio communications and in particular to antenna structures. There is a growing demand in the radio communication system market to reduce the size and cost of radio communication sites and to reduce the maintenance costs ... | 11/30/1999 |
| 5615855 | Telescoping mast with integral payload In an integrated telescoping mast-payload assembly, the payload forms the top telescoping section.... | 04/01/1997 |
| 5606330 | Submarine antenna positioning assembly There is presented an antenna assembly comprising an elongated mast slida mounted in a support structure. A first electric motor is disposed at a proximal end of the mast for moving the mast along the axis of the mast, and a second electric motor is disp... | 02/25/1997 |
| 5593129 | Telescoping mast with improved holddown-locking mechanism A telescoping multi-sectional mast in which the upper sections are extended and retracted in a controlled predetermined sequence and in which each section, when fully extended, is automatically and positively locked to the next lower section. The improved... | 01/14/1997 |
| 5557892 | Power mast A power mast for the automatic vertical elevation and retraction of various devices, such as an antenna mounted on a communications vehicle. The mast is cable-driven, having a plurality of individual telescoping sections which allow for an overall collaps... | 09/24/1996 |
| 5537125 | Telescoping tower A transportable broadcast antenna supported on a moveable carriage comprising a telescoping tower having plurality of nesting sections, including an outer section, and intermediate and inner sections, each section slidable relative to the adjacent exterio... | 07/16/1996 |
| 5426444 | Arrangement for accommodating telescoping masts, particularly on mobile carriers An arrangement for accommodating telescoping masts on mobile carriers comprises devices for selectively swivelling the mast into a transport position or an operating position for support with respect to the ground surface for the raising of the mast into ... | 06/20/1995 |
| 5334990 | Ku-band satellite dish antenna A compact, portable satellite dish antenna system comprises a dish-shaped member having an inner surface that includes a central circular flat area and a plurality of annular parabolically-shaped segments concentric with the central circular flat area for... | 08/02/1994 |
| 5218375 | Rapidly extendible and retractable antenna mast An extendible and retractable mast is shown which features a tubular body having telescopic sections carried therein. A travelling carriage is driven by means of a winch over associated sheaves to sequentially engage the trailing ends of the telescopic se... | 06/08/1993 |
| 5163650 | Telescoping mast with improved holddown-locking mechanism A telescoping multi-sectional mast in which the upper sections are extended and retracted in a controlled predetermined sequence an in which each section, when fully extended, is automatically and positively locked to the next lower section. The improved ... | 11/17/1992 |
| 5101215 | Telescoping lightweight antenna tower assembly and the like A lightweight extended aluminum or similar telescopic equilateral triangular tubular mast or tower assembly with coaxially disposed inner triangular sections and cable elevating and lowering drive apparatus for controlling low-resistance telescopic moveme... | 03/31/1992 |
