Bizarre Patents
Cloaking System Using Optoelectronically Controlled Camouflage
A Cloaking System designed to operate in the visible light spectrum, utilizes optoelectronics and/or photonic components to conceal an object within it.
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| Number | Title | Issue Date |
| 7051641 | Adjustment for steering levers for hydrostatic drive An adjustable arm assembly is drivably coupled to a control shaft and is moved by a link that has a centered position. The arm has two portions that are releasably clamped together. A first arm portion is connected to drive the control shaft. A second arm portion is... | 05/30/2006 |
| 7052246 | Axial piston micropump An axial piston micropump is disclosed, having a cylinder drum, in which several cylinders are provided a swash plate, with respect to which the cylinder drum is rotatable. It is desirable for such a micropump to have a small displacement combined with a long servic... | 05/30/2006 |
| 6886720 | Metering device A metering device that includes a housing defining a cylindrical chamber containing a reciprocating shuttle. The two opposed end parts of the chamber are interconnected by fluid flow ducts to a cylindrical valve bore. Contained with the valve is a rotary valve rod d... | 05/03/2005 |
| 6695595 | Pump for pumping at two pressures A pump includes a cylinder, a piston assembly, a first nozzle, a valve, a controller, a ring and a second nozzle. The cylinder defines first and second chambers and first and second channels for communication between the chambers. The piston assembly is r... | 02/24/2004 |
| 6158969 | Hydrostatic pump and disable control therefor A variable displacement hydrostatic pump (11) having its displacement varied by a controller (17) in response to movement of a manual control lever (95) from a neutral position (FIG. 1). The vehicle has at least one other device (125,127) which provides a... | 12/12/2000 |
| 6045334 | Valve disabler for use in high pressure pipe cleaning applications A valve disabler for use in high pressure pipe cleaning systems. The valve disabler of the present invention serves to disable a single cylinder in a multi-cylinder plunger pump so as to generate pulsatile pressure surges within a hose member. The pulsati... | 04/04/2000 |
| 5575633 | Hydraulic pumping unit for feeding a hydraulic tilting device The invention relates to a hydraulic pumping unit for feeding the hydraulic tilting cylinder(s) of a vehicle having a tilting cab, having a housing (1), a displacement body mounted for movement in a pumping chamber within the housing (1), a control valve ... | 11/19/1996 |
| 5564905 | Displacement control for a variable displacement axial piston pump A variable displacement axial piston hydraulic unit includes a flat port plate disposed between a stationery head and a rotatable cylinder barrel. An arcuate actuator piston extends from the port plate and is slidably disposed within an arcuate pocket in ... | 10/15/1996 |
| 5522708 | Fluid sampling pump with adjustable valve means and easily accessable filter An improved sampling pump has utility for withdrawing contaminated fluid from a low pressure source and outputting cleaned fluid to a sampling container. The fluid pump assembly of the present invention includes an operator unit for reciprocating plunger,... | 06/04/1996 |
| 5388968 | Compressor inlet valve An electronically controlled gas compressor inlet valve includes a housing mounted on the compressor in fluid communication with an inlet of the compressor. A piston member is moveable linearly within the housing along a path of travel, into and out of oc... | 02/14/1995 |
| 5378127 | Manual displacement control for hydrostatic transmissions and method of precise symmetry adjustment therefore A control assembly, for hydrostatic transmissions equipped with a pump and a valve element to control flow of hydraulic fluid to the pump, including a pump body member having a cavity with a movable valve element mounted in the body and connected to a sou... | 01/03/1995 |
| 4895499 | Outlet valve assembly for paint sprayer Outlet valve assembly for a paint sprayer and the like includes a spring stop engageable by the outlet valve during opening of the outlet valve to dampen the outlet valve movement during opening of the outlet valve. There is a slight initial clearance bet... | 01/23/1990 |
| 4445484 | Mechanical fuel injection devices, mainly for diesel engines A mechanical fuel injection device having a pumping piston and a pressure chamber ahead of the piston and connected to at least one injector by means of a linking channel. A slide valve is fitted to slide in a bore the central part of which crosses the li... | 05/01/1984 |
| 4366671 | Hydrostatic transmission A hydrostatic transmission in which a hydraulic pump and motor are in a generally U-shaped arrangement with a fluid transfer manifold extending between the pump and the motor. The pump is driven on one side of the manifold by the drive motor of the vehicl... | 01/04/1983 |
| 4269574 | Fluid device A fluid device of the axial piston type having high and low pressure operating passages, one of which may be an inlet and the other an outlet, depending upon the pumping and motoring function of the device. The device is of the variable displacement type ... | 05/26/1981 |
| 4236881 | Liquid metering pump A liquid metering pump has power-operated poppet valves in its intake and return conduits. The quantity of liquid discharged is controlled by a movable cam which determines how long the liquid return conduit is open. A switch operated by a portion of a pu... | 12/02/1980 |
| 4130041 | Veneer clipper An anvil roll has a steel core and an outer portion of polyurethane. The roll is slightly rotated after a number of veneer clipping operations by a clutch which drives the roll after the roll is pushed by a knife down away from arcuate braking surfaces. A... | 12/19/1978 |
| 3994631 | Pump and pump manifold assembly with adjustable ball valve A piston or diaphram and a pump manifold assembly having an adjustable ball valve is disclosed. The manifold comprises first and second flanged chambers for mounting to the pump, a conduit or passageway which joins the two chambers and ball valves positio... | 11/30/1976 |
