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 |
| 7310843 | Loading ramp for standardized intermodal freight containers A ramp for use in bridging from a floor of an ISO standardized intermodal freight container to a placement pad on which the container is placed. An upper lip of the ramp is configured to engage with lower locking lugs of the container, which, although they are not c... | 12/25/2007 |
| 7302725 | Rail assembly for a telescoping ramp A rail assembly for a telescoping ramp including a slider rail that is taller than it is wide, having opposed ends, opposed faces, and opposed edges. First ramp attachment means protrude outwardly from a first of the opposed faces. There is a hollow channel rail wit... | 12/04/2007 |
| 7179042 | Foldable ramp A foldable ramp for use with vehicles wherein the ramp has a base with an arch plate for eliminating the step up to the ramp surface and an arched bridge to eliminate the step from the top of the ramp to the bed of a vehicle. A foot at the end of the arched bridge i... | 02/20/2007 |
| 7169346 | Rotating inertial pin blank stops for pressware die sets In an apparatus for manufacturing pressware containers from container blanks there is provided a plurality of inertial blank stop pins disposed so as to position a container blank prior to press forming. The stop pins are rotatable in order to absorb the kinetic ene... | 01/30/2007 |
| 7043789 | Foldable ramp and method for its manufacture A foldable ramp, typically a portable foldable ramp for use in allowing access to wheelchairs up and down steps and/or into and out of vehicles. The ramp has two track members that each have a channel formed along their elongate sides that face each other when the r... | 05/16/2006 |
| 6139249 | Truck box ramp A ramp is provided for use in loading and unloading truck boxes. The ramp includes a pair of parallel and spaced apart rails being connected by a plurality of track bars such that the track bars define a ramp surface. Ends of the track bars are received i... | 10/31/2000 |
| 5911179 | Pallet and method for using same A pallet including a ramp and two slide assemblies inserted between the pallet surface and the article to be shipped. The ramp is pivotally attached as part of the pallet structure and may be folded up during shipping and down during unloading. The slide ... | 06/15/1999 |
| 5380145 | Adjustable width loading ramp mechanism A loading ramp mechanism comprises two ramps and the support system therefor such that the ramps may be moved from a storage position in which the ramps are on edge and horizontal and parallel proximate to each other below the rear edge of a truck load be... | 01/10/1995 |
| 5077852 | Loading ramps An arrangement for limiting the extent to which telescopically mounted sections (1,2,3) can be extended is enclosed in a chamber (7) between each pair of sections, so as to be out of the way of personnel handling the sections. The arrangement comprises tw... | 01/07/1992 |
| 4986405 | Inclined ramp A mobile inclined ramp having longitudinal members that are disposed at the sides and are connected by transverse members that have a U-shaped cross-sectional configuraiton, with the cross parts of the transverse members being directed downwardly. To incr... | 01/22/1991 |
| 4878587 | Positioning appliance A positioning appliance for accurately positioning a container suspended on crane cables with respect to a chassis on which the container is being placed comprises two slide chutes (30, 31) which are each pivotably suspended on a carriage (32 and 33 respe... | 11/07/1989 |
| 4835806 | Transfer bridge for a dock A transfer bridge for a ramp or a dock. The bridge includes a bridge plate, the back end of which is pivotably mounted via a shaft that is disposed in supports. A locking element prevents the shaft from accidentally lifting out of the supports. At the top... | 06/06/1989 |
| 4779298 | Foldable cable-supported ramp A portable foldable ramp for bridging the space between ground level and a raised level such as the bed of a pickup truck, to permit the passage of the wheels of all-terrain vehicles and like products. The ramp has a pair of generally U-shaped ramp sectio... | 10/25/1988 |
| 4757561 | Convertible shower stall platform and ramp combination A convertible shower stall platform and ramp combination is shown for use with an invalid's shower chair. The shower stall platform has leveling screws and a vertical flange around at least three sides and drain holes formed near the rear flange. There is... | 07/19/1988 |
| 4757889 | Guide height adjuster A guide height adjuster comprises a block consisting of a plurality of steps of different heights integrally joined together and having a slot formed to allow the passage of a screw across all the steps, a guide holder having a through hole for the insert... | 07/19/1988 |
| 4732254 | Electronic component feeder In a feeder for carrying electronic components in a predetermined sequence such as ICs packed in a cassette, stick or the like in an electronic insertion machine, part of a carrying path is made movable between the two positions; a component passing posit... | 03/22/1988 |
| 4712264 | Modular step ramp A ramp for stairways is constructed from a plurality of separate right triangular modules which individually nest in the recesses of the stairway formed by the step treads and risers. The several modules are securely releasably interconnected on opposite ... | 12/15/1987 |
| 4593804 | Apparatus for guiding a circuit board onto a testing location on a test fixture A circuit board is guided into the correct position over the testing location of a test fixture by means of at least one guide located outside and near to the circumference of the testing location. The surface of the guide which faces the testing location... | 06/10/1986 |
| 4478549 | Foldable loading ramp for all terrain/recreational vehicles and the like Foldable ramp for on and off loading all terrain/recreational vehicles from the rear of trucks, trailers, and vans. The ramp folds longitudinally to a width smaller than the wheelbase of the all terrain/recreational vehicles. When folded it may be slipped... | 10/23/1984 |
| 4290728 | Ramp to load and unload vehicles into and from a truck body A pair of longitudinally extended stringers include pins at the upper ends thereof to detachably engage apertures drilled in the open tail gate of the vehicle so that the stringers extend to the ground at approximately the same angle as the open tail gate... | 09/22/1981 |
| 4171736 | Closure cap and apparatus for distributing such closure caps at high speed A closure cap for bottles which is stamped from a blank and has a pair of tear assisting tabs thereon especially adapted for high speed bottling equipment and designed so as not to jam in the equipment. The tabs in the transport position form a V-configur... | 10/23/1979 |
| 4089271 | Load supporting and moving portable roller skid A portable roller skid for moving bulky or heavy loads in which the skid has a body with a set of load supporting rollers, and means to fix the skid under a load. The skid is constructed to provide one direction of load movement and when coupled in pairs ... | 05/16/1978 |
