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7403879 |
Method of evaluating a physical quantity representative of an interaction between a wave and an obstacle
The invention relates to the modelling of the interactions between an incident wave and an obstacle, in particular in the area of nondestructive testing. According to the invention, the surface of...
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7353693 |
Evaluation apparatus for scientific phenomena and evaluation method for scientific phenomena using the same
In the evaluation apparatus of the present invention, there are formed a plurality of minute channels having a cross-sectional area of not more than 1 mm 2 , one end of each of these channels joins...
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6957960 |
Method and apparatus kit for demonstrating archimedes' principle
A kit for demonstrating Archimedes' principle, comprising a tub having an overflow spout, such that when fluid reaches the overflow spout, all additional fluid added to the tub will flow out the...
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6607418 |
Discovery toy and method of use
A discovery toy/play feature apparatus, for use with water and sand, or other particulate or granular material is provided. The apparatus allows the user to play in both sand and water in such a...
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6561810 |
Method and apparatus for teaching children about fluid piping systems
An apparatus for teaching a child about basic fluid piping systems comprises a kit having a plurality of pipes and pipe fittings, and a media embodying element, all of which are packaged together...
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6059574 |
Aircraft fuel trainer with low viscosity/high flashpoint fuel look-alike
A trainer for teaching the operation of aircraft fuel systems comprised of a fuselage frame portion and fuel tanks mounted to a platform. The trainer utilizes a fuel look-alike with a viscosity...
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6039570 |
Aeration-cavitation demonstration console
A hydraulic demonstration apparatus is disclosed having a hydraulic system including a reservoir, an inlet line and an outlet line. A valve at the inlet line is included for introducing air so as...
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5971764 |
Educational sand and water table
The invention comprises a container having sidewalls and a bottom; a rigid cover having integrally molded or detachable features simulating natural or manmade topographical features such as...
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5946968 |
Swing mechanism for wave-producing ornament
A swing mechanism for wave-producing ornament. The ornament includes a base and a liquid container and the swing mechanism is mounted inside the base with a top container holder projecting from the...
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5855481 |
Panama canal interactive model and game
An educational amusement device imitates a canal, such as the Panama Canal. The device includes a base having a first water impermeable pan therein. An imitation terrain structure includes three...
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5788506 |
Apparatus and method for displaying the flow of a solution in response to the movement of magnetic particles
An apparatus for displaying a pattern of a magnetic field is provided, comprising a container, a solution within said container having a plurality of magnetic particles, suspended within the...
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5706595 |
Wave-producing decoration
A wave-producing decoration including an elongated liquid container which has an outwardly and downwardly projecting bubble collector integrally formed at a bottom center. The bubble collector...
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5653592 |
Method and apparatus for micro modeling the sediment transport characteristics of a river
Apparatus for modeling the sediment transport characteristics of a selected ection of a river or the like includes an elevated inclined platform adapted to receive an insert representing a scaled...
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5609405 |
Overhead projector fluid dynamics simulator
A portable water containing tray that uses various mediums to demonstrate and/or experiment with liquid and gas flow dynamics. It is designed to be compatible with overhead projection and contains...
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5480336 |
Water toy construction kit
A water toy construction kit includes a plurality of elongate tubular elements and mating connectors, which elements and connectors provide for the flow of water therethrough. The kit may include...
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5385472 |
Construction water toy
A educational water toy designed for mounting on a vertical surface, such as a bathtub wall, is disclosed. It consists of a variety of interlocking parts which can be arranged in various sequences....
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5372508 |
Training device for fluid technology
A training device for the graphic representation of the fluidic processes and functions for basic and advanced fluidics training, with an essentially vertically oriented panel, on which fluidic...
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5354203 |
Portable hydraulics trainer
Apparatus for training an operator in use of hydraulic and electrohydraulic fluid power systems that includes a vertical panel upstanding from a wheeled base. A first plurality of electrohydraulic...
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5299938 |
Display apparatus
An apparatus for illustrating the operation of an Archimedes screw. Two passages (8,9) are defined which together form a single closed loop passageway. A first passage (8) is generally linear and a...
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5277585 |
Waterflow teaching terrain model having ice storage chamber
A topographical model simulates mountains having stream beds, a river valley, a dam creating a lake therebehind, and a cultivated field. A chamber formed in the top of the mountain is charged with...
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5178543 |
Basic fluid system trainer
A trainer, mounted and housed within a mobile console, is used to teach and reinforce fluid principles to students. The system trainer has two centrifugal pumps, each driven by a corresponding...
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5049080 |
Waterwheel demonstrating apparatus
A chaos waterwheel teaching device is provided for demonstrating and illustrating to students that random appearing phenomena occurring in natural systems such as biological, chemical, physical,...
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RE32950 |
Funnel teaching method and apparatus
A method and apparatus for teaching physical principles of fluid flow and the mathematical principles of , such as integration , by concrete, measurable examples comprised the use of a...
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4756692 |
Teaching aid apparatus
An apparatus for primarily aiding in teaching born-again Christian religious beliefs includes a base and a hollow structure mounted in upstanding fashion on the base. The structure has a closed...
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4667427 |
Display panel assembly for fluid process system
An assembly of a display panel and a mounting base for a plurality of light-emitting elements. The mounting base is adjacent to one side of the display panel, and the display panel has a plurality...
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4406162 |
Apparatus for creating waves in a body of liquid
An apparatus for creating surface waves in a body of liquid is disclosed which comprises a liquid displacer, a motor and a linear actuator for imparting movement to the displacer, and a level...
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4221073 |
Fluid flow and viscosity display toy
An amusement device for young children having a six-sided open frame with four sides thereof providing handles to orient three closed and separate chambers located between the other two sides, each...
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4176469 |
Wave simulator
A wave simulator including an enclosed receptacle filled with non-mixing liquids so that tipping of the receptacle simulates wave action and incorporating at least one flexible diaphragm that...
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4170839 |
Child's toy in the form of a miniature storm sewer system
A child's toy in the form of a miniature, operative storm sewer system.
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4060916 |
Solar heat educational device
An educational device for use in instruction concerning solar heat utilization comprises a solar energy collector in which liquid is heated by solar energy indirectly through a heat-exchanger, a...
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3982330 |
Method and apparatus for simulating in a model the disbursement of gas and dust in a mine
A model for simulating the emission of gas and dust in a mine during a continuous mining operation includes a tank and an inlet conduit for conducting fluid into the tank. A substantially...
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3973335 |
Apparatus to demonstrate air flow through permeable sheet material
An apparatus to demonstrate air flow through sheet material such as carpeting and padding to provide a qualitative, visual test of the permeability of the material. A transparent, closed container...
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3950612 |
Synthetic motion generator
A synthetic motion generator system including a TV camera positioned to rrd a still life scene and a TV monitor connected to receive video signals from the TV camera and in which the vertical...
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3913393 |
Emulsion layer of coloured indicators for determining spectra of the effects of a fluid on a surface
Emulsion layer of coloured indicators is applied to a surface for the purpose of determining iso-concentration curves of the effects of a flow of fluid on the relief of that surface; the layer is...
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3854225 |
ROTATING TANK DEMONSTRATOR
Concentric tanks on a rotating table under a transparent cover are filled with cold and warm liquids to simulate cold and warm circulation pattern of the seas and the atmosphere. Heating, cooling,...
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3837094 |
WAVE GENERATING APPARATUS FOR STUDY OF WAVE PHENOMENA
A wave generating apparatus particularly adapted for use in studying wave phenomena having a plurality of wave source means mounted above a ripple tank and reciprocated vertically by a pair of...
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3827290 |
STREAM TABLE STUDY CENTER
A portable stream table for simulating the effect of waves on a land mass and for measuring and recording the resulting erosion of the land mass.
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3827283 |
FLUID LEAKAGE MEASURING APPARATUS
A fluid manifold, to which high-pressure steam may be supplied, has coupled thereto a row of individually valved branch pipes each of which terminates in a respective leaky component (which...
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3802697 |
WAVE GENERATOR FOR SIMULATED SURFRIDING
A wave generator including a water filled channel and a wave forming body positioned in the channel so that water is deflected by the upper surface of the body for simulating to a rider of a boat...
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3726025 |
METHODS AND APPARATUS FOR VISUALLY ILLUSTRATING SOUND WAVES
An apparatus is provided for visually detecting the motion of sound waves based on macroscopic effects which ordinary sound has upon a fluid's velocity at high Reynolds numbers, such as flows from...
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3673705 |
EDUCATIONAL FLUID FLOW SYSTEM
An educational fluid flow observation and measuring system, primarily a functional apparatus, which is designed to serve as an educational aid. The apparatus can be considered to consist of two...
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3629958 |
INTERNAL AND SURFACE WAVE SIMULATOR TANK
A rectangularly shaped tank having at least one transparent wall is partiy filled with fluids having discrete specific gravities to ensure a stratified separation of the fluids within the tank. A...
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3599348 |
COMPONENT DISPLAY BOARD
This invention provides an improved component display board adapted to receive components such as parts of a hydraulic circuit. Each component can be releasably clamped to horizontal support bars...
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3597859 |
APPARATUS AND METHODS OF VISUAL DEMONSTRATION OF SOUND WAVE MOTION
An apparatus is provided for visually demonstrating sound wave motion in the form of a plurality of side-by-side reflective strips suspended vertically from one end, a source of moving fluid acting...
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3541705 |
FLUID TABLE EDUCATIONAL DEVICE
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3535798 |
FILTER CARTRIDGE EFFICIENCY DEMONSTRATOR
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3518780 |
LONGITUDINAL WAVE PROPAGATION DEMONSTRATORS
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3478444 |
OCEAN CURRENT AND WAVE GENERATOR
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3475834 |
HYDRAULIC MODELS
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3391477 |
Educational model of pharmaceutical device
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