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| Number | Title | Issue Date |
| 7034468 | Charge-controlled driving circuit for plasma display panel An energy recovery driving circuit is presented with an improved design which the power efficiency is increased by limiting the current during the sustain period of the plasma display panel (PDP). The circuit to be disclosed comprises a storage capacitor; charging d... | 04/25/2006 |
| 7028811 | Vehicle lifting platform A lifting platform for vehicles having at least one column, at least one support arm shiftable on the column by vertical guides and having supports. The lifting platform also includes a prime mover having switching and control elements and a transmission disposed be... | 04/18/2006 |
| 7025177 | Elevator system without machine An elevator system without a machine room is disclosed. In this elevator system without a machine room according to the present invention, a built-in winding apparatus is installed in the interior of a hoistway for moving an elevator car. In addition, the elevator s... | 04/11/2006 |
| 7017713 | Stacker crane A mast in a conventional stacker crane is configured to extend in a vertical direction. Accordingly, the mast is not sufficiently rigid, and may swing in a running direction during running or when the running operation is stopped. An attempt to increase the rigidity... | 03/28/2006 |
| 7000736 | Elevator pit set assembly An elevator pit assembly for mounting and supporting car and counterweight rails, preferably in a tri-rail configuration, has first and second plates joinable in alternative right-angle configurations. The first plate accommodates a rail assembly having car and coun... | 02/21/2006 |
| 6997287 | Elevator emergency stopping device In an elevator emergency stop device wherein emergency stop of the elevator cage (20) is achieved by generating frictional force at a sliding part (11) and guide rail (1) by pressing a sliding part (11) against guide rail 1 using a... | 02/14/2006 |
| 6991070 | Elevator guide assembly system A lift guide joint system for joining two guides having a joint-bridge plate connected to each side of the two guides is disclosed. The joint-bridge plate has a central body placed on an upper surface of the wings of the two guides. An upper flap of the joint-bridge... | 01/31/2006 |
| 6988593 | Elevator governor A centrifugally activated device for controlling the speed of movement of an elevator cab includes the capability of controlling upward and downward movement. A first stopping device is associated with at least one elevator sheave. A second stopping device preferabl... | 01/24/2006 |
| 6981575 | Concrete rail safety device for an elevator car A safety device to arrest movement of an elevator car guided by non-metallic guide rails employs a friction surface mounted on a wedge. The wedge is located in proximity to an angular horizontal locator when in the unengaged position. Upon activation of the wedge du... | 01/03/2006 |
| 6966408 | Autobalance roping and drive arrangement An autobalancing roping and drive arrangement for elevators which continuously balances the weight of an elevator cab and the weight of a counterweight such that the force on the drive motor necessary to move the cab from floor to floor is minimized. A weighting dev... | 11/22/2005 |
| 6945364 | Elevator roller guide and rail assembly An elevator door assembly includes a rail and at least one roller that rolls along the rail to move a door between opened and closed positions, for example. A resilient track is provided on the rail that facilitates more efficient roller movement and increases the l... | 09/20/2005 |
| 6935466 | Lift pin alignment and operation methods and apparatus A lifting mechanism includes a plurality of lift pins which may be driven separately and independently upward to engage an alignment surface of the chamber using ambient atmospheric pressure as the chamber is evacuated by a pump. In the illustrated embodiment, each ... | 08/30/2005 |
| 6923612 | Load-handling system and telescopic arm therefor A telescopic arm of a load-handling system for transferring storage units into and out of a rack stage of a racking system is displaceably supported on a support frame and has a plate-shaped middle slide and a plate shaped top side displaceable relative to the suppo... | 08/02/2005 |
| 6882114 | Plasma display panel A plasma display panel comprising plural kinds of phosphors, each of which emits a light having a different kind of color, separators which separate the plural kinds of phosphors, and discharge cells having sustain electrode pairs which create discharges producing t... | 04/19/2005 |
| 6866124 | Vehicle lift having diagonally offset support columns A motor vehicle or marine lift utilizes diagonally offset support columns. The columns face one another and are arranged along a line that intersects the longitudinal axis of the motor vehicle or vessel at a non-perpendicular angle. A respective pair of pivoting asy... | 03/15/2005 |
| 6863159 | Vehicle lifting platform A lifting platform for vehicles having at least one column, at least one support arm shiftable on the column by vertical guides and having supports. The lifting platform also includes a prime mover having switching and control elements and a transmission disposed be... | 03/08/2005 |
| 6854564 | Elevator system An elevator system is provided for the transport of loads and/or persons in an elevator shaft. At least two elevator cars can be moved in the elevator shaft and are connected to a counterweight. A drive is associated with each car. At least one common track section ... | 02/15/2005 |
| 6851909 | Lateral cross-cabinet access for horizontal storage library A system for relocating elements within a storage library is provided, the library comprising plurality of adjacent horizontal arrays of storage cells and at least one robot that moves along the horizontal arrays and can retrieve objects from and place objects into ... | 02/08/2005 |
| 6851521 | Emergency unlocking device at shaft doors of elevators An emergency unlocking device includes an unlocking lever actuated by an unlocking slide that is guided in a guide fastened to the inner side of the shaft door. The guide covers a passage that is formed in the shaft door for insertion of a tool for actuation of the ... | 02/08/2005 |
| 6851519 | Elevator with drive unit mounted in a superior lateral section of the elevator hoistway An elevator the drive unit is arranged laterally in a top section of an elevator shaft and, as seen from a shaft door opening, at a side wall of the elevator shaft. At least one cable is guided over deflecting rollers of a support frame of the elevator car and over ... | 02/08/2005 |
| 6848543 | Single wall interface traction elevator An elevator system (1) includes a guide rail bracket (10) attached to a single hoistway wall (20). Car guide rails (5) and counterweight guide rails (6) are fixed to the bracket (10). The counterweight guide rails (6)... | 02/01/2005 |
| 6845849 | Height adjustment clip for an elevator door A height adjustment assembly connecting an elevator door to an elevator door hanger comprises a door bracket, a plurality of door clip receiving sections and corresponding number of door clips. Each door clip comprises upper and lower fins, side fins, and an oblique... | 01/25/2005 |
| 6845848 | Vehicle lift with adjustable outriggers An automobile service lift includes a plurality of generally vertical posts, each of which has a carriage moveably mounted thereon. Each carriage has an outrigger which extends outwardly from the carriage and supports a portion of the weight of a vehicle positioned ... | 01/25/2005 |
| 6840351 | Control device for a lifting platform An operating device for a lifting platform, particularly for a vehicle lifting platform, includes a housing including a plurality of operating elements for operating the lifting platform. The housing is arranged in the floor in a sunken manner and includes a cover d... | 01/11/2005 |
| 6837340 | Compensation weights and elevator systems The invention provides a compensation weight for an elevator system, in the form of an extended cable. The compensation weight comprises at least one carrying organ, at least one weighted element, wherein the weighted element contains a mixture of plastic material a... | 01/04/2005 |
| 6830132 | Brake device for elevator A brake device for elevator, including a hollow box-shaped elevator car (1) for holding the passenger or luggage; block (5) having a pair of guide rails (6) for guiding upwards and downwards the elevator car (1); a plurality of racks (... | 12/14/2004 |
| 6830133 | Connector brackets An apparatus for quickly, easily and adjustably connecting elevator car and counterweight guide rail support brackets to the walls of an elevator hoistway and also to either vertically or horizontally extend structural beams that are disposed within the elevator hoi... | 12/14/2004 |
| 6820725 | Safety brake assembly A safety brake assembly is disclosed comprising a housing movable on a vertical support, the housing attached to a carpet support arm, a pulley rotatably mounted on a shaft of the housing, a link having an inner end pivotally connected to the shaft and an outer end ... | 11/23/2004 |
| 6820726 | Traction enhanced controlled pressure flexible flat tension member termination device A tension member termination device optimized for terminating flexible flat tension members, the device including a socket with a compression portion and a bulbous portion and a compression plate on each side of the compression plate on each side of the compression ... | 11/23/2004 |
| 6817449 | Vehicle lifting device Vehicle lifting device comprising a number of columns, guides on each column for guiding a carriage for substantially vertical displacement along the column, which carriage bears vehicle supports. Lifting supports engage on the columns and the carriage. The lifting ... | 11/16/2004 |
| 6814188 | Scissors-type lift table The invention relates to a scissors-like lifting device having a pair of scissors that are arranged between a carrier or support unit and a base unit. Each pair of scissors is provided with two arms which can be pivoted about corresponding axles. The scissors-like l... | 11/09/2004 |
| 6814187 | System for detecting liquid in an inground lift A system for detecting liquid in an inground lift has a tube with an open end disposed within the internal cavity defined by the containment housing of the inground lift. The tube is in fluid communication with a source of pressurized gas. A pressure sensor generate... | 11/09/2004 |
| 6811000 | Volumetric operating system for vehicle lifts A description is provided of a volumetric operating system (10) for scissors-type vehicle lifts, comprising a plurality of cylinders (16, 18, 20, 22) for movement of the vehicle lifting runways (12, 14), of which the main cylinders (16, 22 | 11/02/2004 |
| 6811369 | Semiconductor fabrication apparatus, pod carry apparatus, pod carry method, and semiconductor device production method In a semiconductor fabrication apparatus, a pod that receives a single substrate using a substrate supporting table and a lid member in a sealing state is loaded from outside of a chamber and the pod is opened within the chamber so as to enable the substrate receive... | 11/02/2004 |
| 6812645 | Inductively powered lamp assembly A lamp assembly configured to inductively receive power from a primary coil. The lamp assembly includes a lamp circuit including a secondary and a lamp connected in series. In a first aspect, the lamp circuit includes a capacitor connected in series with the lamp an... | 11/02/2004 |
| 6808356 | Device for carrying article into and from container, method for introducing and discharging article into and from container, and pallet for carrying article The purpose of the invention is to provide a device convenient for carrying pallet loaded with article into and/or from container. The introducing device 3 is comprised of: the stage 5; the first lifting/sliding devices 13a, 13b... | 10/26/2004 |
| 6809480 | Electron-beam apparatus and image forming apparatus Even if an output voltage from a high-voltage power source includes a ripple, this invention reduces the influence on a luminance output and suppresses the capacitances of a high-voltage power source transformer and smoothing capacitor. An electron-beam apparatus ad... | 10/26/2004 |
| 6805222 | Method and apparatus for adjusting steering angle for elevator sheave A steering angle of an elevator sheave on a shaft is adjusted at installation and subsequently during maintenance by one of several embodiments. In one embodiment, a bolt with a jam nut is adjusted to position the shaft precisely. In another embodiment, a tee bracke... | 10/19/2004 |
| 6805223 | Device for blocking a safety brake for lift equipment An improvement for lift equipment having a lift cage and a counterweight movable in a lift shaft with travel buffers at at least one end permits override of safety brake operation when buffer travel occurs. The invention comprises a blocking device which blocks oper... | 10/19/2004 |
| 6802396 | Double deck elevator with adjustable floor height A double deck elevator includes a floor height adjusting mechanism that adjusts the distance between the upper and lower decks located within a cage frame. The adjusting mechanism includes a pantograph having an upper portion coupled to the upper deck and lower port... | 10/12/2004 |
