Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 7413616 | Active rinse shield for electrofill chemical bath and method of use An active rinse shield designed to protect electrofill chemical baths from excessive dilution during rinse sprays on the semiconductor wafer. The shield uses overlapping blades to cover the bath, making a physical barrier between the bath chemistry and the wafer rin... | 08/19/2008 |
| 7249737 | Cell door system for aircraft security A generally cylindrical security door module is designed for retrofit into the passageway of an aircraft leading to the cockpit. Two doors, forward and aft, are provided which are mounted for opening and closing upon commands emanating from the cockpit. Both doors a... | 07/31/2007 |
| 7194841 | Dressing room and curtain suspension device A fitting room (11) as a dressing room is adapted to have its entrance (12) opened and closed by drawing a curtain (14). The curtain is suspended from the tip ends of beam members of a curtain suspension apparatus (15) mounted on a ceilin... | 03/27/2007 |
| 7148798 | Gate closing timer for security gate override system A solid state programmable timer attaches with two wires across the two contacts for the key circuit of the PC board controlling a security gate and two wires to the emergency personnel remote key switch. A timed cycle is activated by an emergency personnel key open... | 12/12/2006 |
| 7104008 | Door system with a pair of door panels connected by a swivel panel that swings back and forth for selectively opening and closing gateways in a compartment A door system has a compartment formed with a first gateway and a second gateway opposed to the first gateway, and a barrier apparatus housed in the compartment. The barrier apparatus includes a swivel panel which swings back and forth between a first position where... | 09/12/2006 |
| 7086447 | Window covering A removable window covering for an arched window is formed of a reinforcing frame and fabric enveloping the frame. The frame has joints to allow for folding of sections of the window covering for ease in transporting and storing the covering. An attachment means is ... | 08/08/2006 |
| 7055284 | Window regulator having a driving threaded shaft whose distance from the window is variable A window regulator includes a threaded shaft (20) arranged at the concave side of the window (16) and extending in the direction of sliding of the same window, a nut screw (24) engaging the threaded shaft (20), which is movable up and dow... | 06/06/2006 |
| 7021002 | Sliding revolving door A revolving door comprising an at least partly cylindrical shell wall, which has an entrance and an exit, and two rotating door leaves, which during normal operation are in place extended in the opposite direction of each other inside the shell wall. Between the she... | 04/04/2006 |
| 6966149 | Window bracket for a window lift mechanism A dual rack and pinion system for a window lift mechanism includes window brackets for simple mounting to a window. The system includes a modular frame design to improve assembly of the window lift mechanism into the door of a vehicle. An assembly method is provided... | 11/22/2005 |
| 6959949 | Device for securing a door leaf against unintentional deflection A driven part can be pivotably mounted to the door frame so that, in a starting position, it engages a driving part fixed to the leaf frame in order to fix the position of the door leaf with respect to the door frame. An electromagnetic brake generates a moment to r... | 11/01/2005 |
| 6857956 | Airlock system and method for protecting a toxic-free area There is provided an airlock system utilizable with a protected Toxic Free Area (TFA) defined by an enclosure including spaced-apart first and second door arrangements, each door arrangement having an entrance and an exit and being divided by partitions into a plura... | 02/22/2005 |
| 6708448 | Drive unit for doors, especially elevator doors having a non-rectilinear profile A drive unit for doors, especially doors having a non-rectilinear profile formed by wings (26, 26′, 24, 24′, 124, 126) comprises a motor (10) whose rotary shaft (20) engages with at least a bar or section (12, 14) connected to at leas... | 03/23/2004 |
| 6412220 | Upright rotatable arcuate safety gate for a mezzanine loading bay A mezzanine safety gate for a mezzanine loading bay having a rotatable barrier which is movable between an unloading position and a loading position. The barrier prevents access to the mezzanine loading bay edge when the barrier is in either the unloading... | 07/02/2002 |
| 6375562 | Sliding door The invention relates to a sliding door with two outer side-pieces extending from a building wall and surrounding a building entrance/exit, with at least one moving panel associated with the two side-pieces which closes or opens an entrance/exit as a resu... | 04/23/2002 |
| 6260309 | Split-sphere observatory dome with a rotating oculus window A split-sphere observatory enclosure includes an antrum and a rotor including an oculus. The oculus is covered by an oculus window, which is rotatably mounted to the rotor. As an instrument housed by the enclosure moves to track an object or point across ... | 07/17/2001 |
| 6247272 | Curved door assembly for workstation A combination door assembly and partition system includes a plurality of partition panels configured to be abuttingly supported on a floor surface and detachably interconnected to form a workspace having an opening of sufficient size to permit user ingres... | 06/19/2001 |
| 6199548 | Structure of an oven A structure of an oven structure, comprised of a lateral, round body and a door panel pivoted to the body that can be lifted to open, and separated by removing the pivot members if required.... | 03/13/2001 |
| 6082352 | Oven door hinge An oven door hinge comprises a pair of engaging devices at respective sides of the door, having a recess at the middle of each engaging device. A plural lugs are formed inside of the door for receiving covers to form a gap. The top portion of the engaging... | 07/04/2000 |
| 6073394 | Door system A door system is driven by a motor. The door wings of this door system are guided by rollers (27) on a rail (10) secured in a door frame construction. The driving motor (30) of each door wing is secured onto an operating mechanism receiving the roller (27... | 06/13/2000 |
| 6000521 | Slidable door for a bill inlet An automatic vending machine having a bill input inlet disposed at a predetermined position of a front cabinet, a bill discriminating apparatus embedded inside of the front cabinet at an identical height level to the bill input inlet for discriminating th... | 12/14/1999 |
| 5992095 | Security enclosure for convenience stores and the like Curved transparent panels, suspended from a pair of parallel, curved tracks, are deployed in overlapping relationship to one another on top of a curved counter from a storage enclosure in which the panels are in stacked relationship to one another.... | 11/30/1999 |
| 5577795 | Operator cab door of construction machine A door opening of an operator cab for a construction machine is enlarged so that protrusion of the door beyond a turning radius can be avoided when the door is fully opened and so that the operator cab can have a wide indoor space. Therefore, a side wall ... | 11/26/1996 |
| 5564774 | Operation room of construction machine The present invention provides a spacious operation cabin of a construction machine which has a large opening for a door, and which prevents the door from jutting out of the turning radius of the cabin when the door is opened. The outer side (2a) of the o... | 10/15/1996 |
| 5452547 | Dynamic workspace module A dynamic workspace module is provided for open plan spaces, and the like, and includes a compact footprint, comprising a freestanding framework supporting a three-sided partition to form an interior workspace and a portal opening for user ingress and egr... | 09/26/1995 |
| 5448860 | Prefabricated observatory dome structure A prefabricated observatory dome structure comprising a base portion constructed from connectable arcuate panels, a rotatable dome constructed from connectable panels and a vertically slidable shutter. The flange design of the base portion provides a wate... | 09/12/1995 |
| 5282341 | Dynamic workspace module A dynamic workspace module is provided for open plan spaces, and the like, and includes a compact footprint, comprising a freestanding framework supporting a three-sided partition to form an interior workspace and a portal opening for user ingress and egr... | 02/01/1994 |
| 5209432 | Aircraft reverser port door Doors sealing radial flow ports are opened by rotation which slides the doors away from the ports. All doors rotate about a longitudinal centerline of the aircraft. Each flow port has its inlet seal surface with a center of curvature offset from the longi... | 05/11/1993 |
| 5184422 | Swing away manway assembly A swing away manway assembly for a tubular fluid conveying system having a manway opening in a first horizontal plane, the assembly including a cover disposed in a second parallel horizontal plane. The manway cover includes a circumferential sealing means... | 02/09/1993 |
| 5181018 | Access control booth with arcuate doors An access control booth 10 includes a housing 12 having a base member 26, a roof member 28 and a side wall portion 30 extending between the base member 26 and the roof member 28, the side wall portion 30 having a circular inner plan profile to define a pa... | 01/19/1993 |
| 5096253 | Cabs of heavy construction vehicles with an openable front window and a locking device therefor A cab of a heavy construction vehicle comprising an arc-shaped front wall, an arc-shaped movable front window and arc-shaped guide rails, all of which have substantially the same radius of curvature. During the movement of the front window between its ful... | 03/17/1992 |
| 5052730 | Locking means for a gate in an automatic teller machine A closure locking device for the opening of a self-service device, in particular an automatic teller machine includes a locking flap, the outside of which is indented. The locking flap, pivotable about an axis, is positioned behind a projecting upper wall... | 10/01/1991 |
| 4949651 | Locking means for a gate in an automatic teller machine A closure locking means for the opening of a self-service device, in particular an automatic teller machine includes a locking flap, the outside of which is indented. The locking flap, pivotable about an axis, is positioned behind a projecting upper wall ... | 08/21/1990 |
| 4936227 | End door for rail car A rail car having an end closure provided by a pair of sliding doors. Each side wall of the rail car has a main side wall portion which terminates adjacent one end of the rail car, and an upright ladder panel spaced from the main side wall portion to prov... | 06/26/1990 |
| 4928429 | Security vestibule entry for controlled access to banks and the like In a security vestibule entry for controlled access to banks and the like enclosures, two walls of the vestibule have substantially circular arc bases, different diameters, and respective angular breadths whose sum is at least 360°, being mounted on resp... | 05/29/1990 |
| 4889557 | Aluminium alloy having an excellent forgiability An aluminium alloy made of consolidated rapid-quenched aluminium alloy powder by using an improved metallurgical method basically comprises, by weight percent, less than 30% silicone, less than 8% iron, less than 7% copper and less than 0.2% oxygen, the b... | 12/26/1989 |
| 4843761 | Arrangement in revolving door assemblies A revolving door assembly includes a pair of part-cylindrical wall portions partly surrounding the rotational path of a revolving door and partly defining a passage. Pairs of part-cylindrical wall panels are provided in association with the part-cylindric... | 07/04/1989 |
| 4771913 | Oven for use in a vending machine An oven comprises a housing provided with an aperture which is closable by a single movable element. A conveyor is disposed within the housing, the arrangement being such that when the aperture is open articles may enter the oven from above and may be dis... | 09/20/1988 |
| 4669448 | Inner door for water heater The present invention provides an inner door for a water heater that is easily slidably mounted on the inside of a heating chamber, without hinges, and that will not fall off and is difficult to remove and which tightly fits against the side wall of the c... | 06/02/1987 |
| 4653520 | Dishwasher for large articles A dishwasher for large articles, comprising a washing chamber and a door in a door opening to the washing chamber of the dishwasher with spray nozzles arranged therein in vertical rows of vertically spaced nozzles for dishwater, characterized in that the ... | 03/31/1987 |
| 4603835 | Shutter mechanism A shutter mechanism which includes simultaneous translation of a shutter in two planes of motion prolongs the life of the sealing material of the shutter as well as ensures that, when open, an optical beam passes through a sample compartment without inter... | 08/05/1986 |
