Bizarre Patents
An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 7975433 | Door mount for a safe A security door construction has a pair of door hinges fixed to the door, a pair of frame hinges fixed to the frame and a pair of intermediate hinges by combined links which allow the door hinge to swing outside the plane of the door opening when the door is opened ... | 07/12/2011 |
| 7404363 | Security door and frame construction This security door construction is applicable to safes, factory doors and house doors. An offset hinge assembly allows the door to swing open and closed and also to slide in and out of a door slot in the door frame at the closing edge of the door. In the constructio... | 07/29/2008 |
| 7389610 | Door system A door system used in a doorway of a pressurizable compartment of a high temperature structure, having a screw for compressing the door and a thrust collar providing clearance between the thrust collar and a bearing member during decompression of the door such that ... | 06/24/2008 |
| 6902082 | Manhole device A modular solvent recovery device (30) includes an enclosure (34) mounted to a frame (32) to enclose a tank (70) having a solvent section (72) and a waste fluid section (73), a still (40) in which waste photopolymer f... | 06/07/2005 |
| 6857536 | Support device and method for a rotary closure assembly A closure arrangement comprises a hub 314, a head 320 adapted to be disengage able from the hub 314. A davit arm 300 is mounted on a swivel mount 316 provided on the hub 314, and the swivel mount 316 is arranged to al... | 02/22/2005 |
| 6742744 | Actuation mechanism for swinging an aircraft door An structurally simplified actuation mechanism for swinging an aircraft door from a frame on an aircraft fuselage. The actuation mechanism includes a cantilever rotatably mounted to the frame and including a receiving region, a universal joint supported in the recei... | 06/01/2004 |
| 6606824 | Window opening mechanism A sash and case window in which the top sash (14) opens inwards by a hinge (12) which, in the preferred embodiment, resembles a parting bead and is located in a section of the parting bead (8) of the case or box lining (13).... | 08/19/2003 |
| 6547186 | Device for raising and lowering the passenger door of an aircraft A device for opening a passenger door of an aircraft includes a supporting arm connected movably to the fuselage frame, a wishbone connecting the support arm to the passenger door, a first journal rotatably connecting the wishbone to the support arm, and ... | 04/15/2003 |
| 6517634 | Chemical vapor deposition chamber lid assembly A semiconductor substrate processing chamber is disclosed generally comprising a chamber body that has a semiconductor substrate support assembly disposed in the chamber body. A lid assembly is movably coupled to the chamber body via a dual pivot hinge as... | 02/11/2003 |
| 6467729 | Method and arrangement for controlling the closing and opening operation of a passenger door of an aircraft An arrangement for controlling the closing and opening operation of an aircraft passenger door includes electromechanical actuators and manual actuators for moving the door and for actuating the various latching and locking mechanisms of the door, a door ... | 10/22/2002 |
| 6447233 | Automated door assembly for use in semiconductor wafer manufacturing An automated door assembly is provided for sealing an opening in a barrier to a contaminant-free environment suitable for semiconductor wafer processing. The door assembly comprises a base pivotable toward and away from the opening along an arcuate path a... | 09/10/2002 |
| 6305737 | Automotive vehicle door system A vehicle door system including a door being pivotally moved about a first axis and a second axis. In another aspect of the present invention, the system provides a locking device that is slidably engaged to lock the door. Another aspect of the present in... | 10/23/2001 |
| 6193295 | Refuse collection vehicle A refuse collection vehicle having a body including an integral outwardly arcuate top panel, a bottom panel, and integral outwardly arcuate side panels. The side panels being directly joined to opposing side edges of the top panel, and cooperating togethe... | 02/27/2001 |
| 6112465 | Door device for an electric discharging machine A door device for an electric discharging machine includes a top board, a side board connected to an end of the top board, and a front portion pivotally connected to one of two ends of the side board. The machine has a casing which has an opening defined ... | 09/05/2000 |
| 6086051 | Portable versatile structure A portable structure is provided including a plurality of wall sections each having a front face, a rear face, and a periphery formed therebetween. The periphery is defined by a horizontally oriented linear top and bottom edge and a pair of vertically ori... | 07/11/2000 |
| 6048494 | Autoclave with improved heating and access An autoclave is disclosed which includes direct heating and improved access. The autoclave includes a heating system which is placed directly into the pressurized chamber such that materials which are placed directly into the autoclave are directly heated... | 04/11/2000 |
| 5953860 | Double hinged security system A security screen assembly installable in the jamb of a building window or door for preventing unauthorized access therethrough, while allowing for quick and easy egress, is provided. The security screen assembly includes a screen with a height, a width a... | 09/21/1999 |
| 5921613 | Arrangement for guiding a swing-out sliding door on a vehicle body An arrangement guides a swing-out sliding door of a vehicle body without a center guide rail which is visibly disposed on the outside on the vehicle body side wall. One linearly constructed guide rail respectively is fixed within the door opening on its u... | 07/13/1999 |
| 5919421 | Lid support arrangement for a double lid lock In a lid support arrangement for a double lid lock for closing the openings of two containments disposed adjacent one another for transferring noxious materials between the containments, a cover lid for sealing the opening between the containments is supp... | 07/06/1999 |
| 5758937 | Braking mechanism for over-top flipper door slide system A self braking door slide mechanism particularly adapted for use with cabinets that have front doors that open upwardly and are retracted using the slide mechanism to a position in which the door is aligned with the top of the cabinet in either an over or... | 06/02/1998 |
| 5667169 | Door system, particularly for a passenger plane A door system, particularly for a passenger plane, includes bearing and guiding device which operates between the door leaf and the door frame, as well as a lifting device which is arranged between the bearing and guiding device and the door leaf. The lif... | 09/16/1997 |
| 5520451 | Guide device for flipper door in cabinet A disclosed guide device for a flipper door includes a pair of main rails disposed in a cabinet body, a pair of auxiliary rails slidably supported respectively on the pair of main rails, and a pair of sliders slidably supported respectively on the pair of... | 05/28/1996 |
| 5433131 | Keyboard cover apparatus for electronic keyboard instrument A keyboard cover apparatus for an electronic keyboard instrument has a keyboard main body having a supporting member on each side thereof. A keyboard cover member has an arm on each side thereof and the arm is rotatably supported by the supporting member.... | 07/18/1995 |
| 5374117 | Simplified rotating shelf apparatus The apparatus is an apparatus for rotating a "lazy susan" shelf inside a cabinet. The apparatus uses a cam action to move the door back toward the axis and away from the cabinet edges as rotation begins upon opening, at the same time releasing a detent on... | 12/20/1994 |
| 5348324 | Transportable component stand A transportable component stand having interactive upper and lower frame members wherein components can be raised and lowered by an electromechanical crank including an electric motor and threaded shaft, which raises and lowers the upper frame member on t... | 09/20/1994 |
| 5341597 | Power operated garage door A power operated door which fits into a wall opening with an outer surface flush with the outer wall surface and displaceable upwardly to a horizontal open position by tilting the top of the door inwardly and then sliding it in vertical and horizontal tra... | 08/30/1994 |
| 5335958 | Automatic positive tailgate latching mechanism A tailgate latching mechanism for latching a vertical tailgate to the rear structure of the truck body of a rearward or side compacting, rear discharge refuse truck in which the tailgate is pivotally mounted from pivot pins in top hinges fixed to the top ... | 08/09/1994 |
| 5316241 | Aircraft door lifting and door hinge swivelling mechanism An aircraft door is supported by at least two support rods. Each rod rests with one of its ends in a door hinge that is rotatable with the support rod through an angle of, for example 90°, while the door can be shifted up or down along the support rods. ... | 05/31/1994 |
| 5163639 | Door operating mechanism for opening and closing an aircraft door An operating mechanism for an aircraft door performs all the door motions and locking motions for the opening and closing of the door with the aid of electric motors which operate the respective elements of the mechanism through gear drives or through spi... | 11/17/1992 |
| 5149180 | Article of furniture with a door slidable into door compartment A door for an article of furniture which is slidable into a door compartment is fastened to a door-carrying bar which in turn is connected to a scissors-assembly having two beams anchored on one side wall of the door compartment. The door-carrying bar is ... | 09/22/1992 |
| 5121976 | Furniture article with a door slidable into door compartment A door for a furniture article which is lowerable into a door compartment is fastened to a door-carrying bar which is fixed to a scissors-assembly having two beams anchored on one side wall of the door compartment. To facilitate the adjustment of the scis... | 06/16/1992 |
| 5078461 | Cabinet with pocketing doors A cabinet comprising a plurality of walls including a side wall, the walls being joined together to provide a cabinet framework having an open front and an open interior. A door is mounted to the cabinet framework and is movable between a closed position ... | 01/07/1992 |
| 5058946 | Hinged trailer and boat cover A hinged cover is provided for mounting on a trailer including a front end, a back end and opposite sides. The cover includes a body with a front end, a back end and opposite sides. A hinged assembly hingedly interconnects the trailer and the cover body a... | 10/22/1991 |
| 5040857 | Door hinge assembly for a refrigerator cabinet Uniform compression of a refrigerator door seal against the peripheral surface of the cabinet opening is realized by a pair of spaced hinge assemblies coupled for synchronized operation which, in automatic response to opening the door, shifts the hinge ax... | 08/20/1991 |
| 5035416 | Sliding ice rink door A sliding door for an ice rink is disclosed. The door panel member adjacent the door member includes rails upon which the door member can slide once the latch member is unlatched. A hinge mechanism includes two hinges, each having a slider which slides al... | 07/30/1991 |
| 5012612 | Gate Gate, particularly for entrance ways, roads, or the like, with a barrier which can be pivoted in such a way that the tip of the barrier executes a purely horizontal motion when entering its closed position and that, when the gate is closed, the tip of the... | 05/07/1991 |
| 4974912 | Pocket door suspension system A pocket door suspension system which permits the door to be moved, without skewing or sagging, from a closed position to an open and retracted position adjacent a supporting wall, the system having two telescoping slide assemblies mounted to the supporti... | 12/04/1990 |
| 4945677 | Swinging and sliding door for a vehicle, especially a motor vehicle A swinging and sliding door for a vehicle, especially a motor vehicle, with a door panel, with at least one pivoting arm secured to the wall of the vehicle, with a carriage articulated to the end of the arm and sliding back and forth on a carrier connecte... | 08/07/1990 |
| 4942694 | Fittings for doors, windows or the like A fitting for doors, windows or the like, comprising locking means, in particular, a casement bolt or espagnolette lock, for locking the wing (9) against the fixed frame (11), and acting on hinged fittings consisting of a corner bearing (2) and a casement... | 07/24/1990 |
| 4932160 | Closure apparatus and method Closure apparatus and the method of operating the same is presented for an autoclave or other equipment which requires an air tight seal to be maintained. The closure apparatus includes a door which is hingedly joined to a chamber housing. Hinge members a... | 06/12/1990 |
