Match Document Document Title
4713975 Dense star polymers for calibrating/characterizing sub-micron apertures  
In a substance such as a membrane, a cell or virus having at least one aperture of a diameter of about 10,000 Angstroms or less, a process for measuring and characterizing the diameter of the...
4709585 Method and apparatus for monitoring environmental evapotranspiration  
An atmometer for estimating a crop consumptive water evapotranspiration employs a green canvas colored material which is wrapped around a porcelain evaporating surface. The material simulates the...
4710710 Scanning apparatus and method for inspection of header tube holes  
An apparatus for scanning header tube holes includes a probe assembly designed to engage the surface of the header encircling a header tube hole. The probe assembly includes a spring mounted...
4704911 Apparatus for analysis of particulate material  
Apparatus for analysis of particulate material employs a stack of spaced sieves permanently joined to form a sieve column. Clean-out ports are provided for inter-sieve spaces. In one embodiment...
4703664 Fluid flow measurement system sensor mounting block  
A system, or apparatus combination, and apparatus components, for the measurement of fluid flow. Such system, or apparatus can be used, e.g. for measuring the amount or flow of drilling fluid, or...
4701132 Dummy for car crash testing  
This invention relates to an anatomical model, particularly a dummy, for simulating the effect of an accident on the human body. The model is provided with a skeleton. In the area of the thorax,...
4697463 Method of and means for testing flow properties of magnetic toners  
A method for testing electrostatic developer toners which comprises applying the toner to a stationary non-magnetic sleeve (4), moving the toner along the surface of the sleeve by an array of...
4697465 Test coupon holder  
A corrosion coupon holder for inserting and removing a coupon from the interior of a pipeline while under pressure has an elongated housing with a threaded connection at one end and a removable...
4697464 Pressure washer systems analyzer  
Apparatus is described which is adapted to analyze various operating conditions and characteristics of steam cleaners and pressure washer (e.g., of the type which heats water and forces it out of...
4691556 Load-sensing faceform for crash dummy instrumentation  
A test dummy head for measuring impact surface forces and pressures applied thereto comprises a pressure-sensing face incorporated to a dummy skull structure. A plurality of thin...
4690006 Jig for carrying out movement and alignment within a pipe  
A jig for carrying out movement and alignment within a pipe includes a magnet having a barrel portion and magnetic pulse formed in the jig such that the jig forms part of the side of a column, a...
4688437 Electrode holder assembly  
An electrode holder assembly is provided for holding test electrodes in a sample container. The assembly comprises a vertically aligned lead screw mounted to rotate freely, and a nut, inserted...
4682898 Method and apparatus for measuring a varying parameter  
A measuring system has a pair of sensors with the response time of one sensor lagging the response time of the other. The output of each sensor is sampled periodically and the outputs for two...
4682508 Inlet valve for probe apparatus  
A valve assembly for allowing entry of a sampling device or probe device from an ambient atmosphere to a vacuum chamber comprises an electromagnet means which controls a ball made of magnetic...
4681858 Dissolution cell and method for determining the in-vitro release of a drug  
The invention provides a dissolution cell and method for determining the in-vitro release rate of a drug in suitable form, e.g. a suppository. The cell includes a solid rectangular top wall and a...
4679448 System for the internal inspection of pipelines  
A system for the internal inspection of pipelines for carrying oil or gas, subsea or overland, includes an apparatus carrier, pressure-driven driven or self-propelled, carrying non-destructive...
4677865 Pipe pig with running gear  
A pipe pig for traveling through a pipe line is supported on and moved by two or three runners, which also can move circumferentially on the inside of the pipe to alter the angular position of the...
4667523 Electrode friction chuck  
A friction chuck for securing a test probe within a platform holder. The chuck, formed of elastomeric material, comprises a chuck body with an axially extending bore and a plurality of downward...
4665760 Mounting and traversing assembly for in situ particle size measuring device  
A mounting and traversing assembly (10) particularly suited for employment with an in situ particle size measuring device. The subject mounting and traversing assembly (10) includes an enclosure...
4662232 Coolant condition sensor apparatus  
A dual function sensor particularly useful with vehicular coolant systems indicates when a coolant liquid becomes corrosive to such cooling system materials as well as when the liquid falls to a...
4658631 Friability drum tester for pharmaceutical tablets  
A tester of resistance of separate batches of tablets to breakage including a revolvable cylinder revolvable around a central height axis that extends axially of the cylinder, cylindrical space...
4658646 Magnetic actuator for mechanical indicator of change of state in a pressurizeable system  
A magnetic detector for detecting a change of state in a pipeline, primarily a passage of a marking pig, is disclosed. The actuator has a detector housing and an actuator housing. A piston extends...
4653323 Apparatus for moving an object in an isolated environment  
An apparatus for moving an object in an isolated environment may be employed as a high pressure and temperature facility for testing steam generator tubes. A tube to be tested extends through an...
4653337 Containers for use in detecting micro-organisms  
For use in detecting micro-organisms in a sample of a substance, a container for holding the sample consists of a glass bottle and closure in the form of an elastomeric bung, the bung being...
4646787 Pneumatic pipe inspection device  
A pipe worm comprises radially inflatable toroids spaced along an axially inflatable tubular body. The worm inches through piping through sequential inflation and deflation of the toroids and...
4644791 Moving apparatus for a hollow curved pipe-arrangement and an operating method in the pipe-arrangement by using the moving apparatus  
A moving apparatus for moving a moving member within a hollow curved pipe arrangement and method of performing operations within the pipe arrangement by using the apparatus, with the apparatus...
4644808 Apparatus for measuring the concentration of cavitation nuclei in a liquid  
In hydrodynamic testing, in particular in laboratory testing of propellers, it is necessary to measure the concentration of cavitation nulcei in a liquid. The measurement is performed by counting...
4640128 Mechanism for proper alignment of sensor probes with fluid sample chamber  
Apparatus for correctly aligning a pair of sensor probes relative to a sample chamber location in a biological fluid sensor apparatus for sensing fluid in a sample chamber. The sensor probes are...
4640316 Flow velocity distribution detecting system  
A system for detecting the distribution of flow velocity is used in combination with an air jet loom of the type wherein auxiliary nozzles eject air into an air guide channel formed on the front...
4638668 Measurement coupling for fluidic systems  
The invention relates to a measurement coupling for fluid systems, for taking working pressures or temperatures of the fluid media, consisting of a coupling bushing which is under duct pressure in...
4638667 Remote probe positioning apparatus  
Apparatus for positioning a probe carried by an elongated flexible carrier includes a cantilevered telescoping extensible boom. A sprocketed tractor feed mounted at the distal end of the boom...
4634293 Battlefield environment thermal analyzer  
A method and apparatus for simulating thermal images of various target dees and backgrounds as they would appear when viewed with a thermal viewer. A number of test elements of varying thicknesses...
4633712 Apparatus for, and method of, testing and pulverizing particulate material  
Apparatus for determining the mechanical properties of particulate material comprises an outer member defining a cylindrical cavity, and an inner member rotatable in the cavity, the inner and...
4633713 Insert/retract mechanism for flow measurement probes  
This invention relates to a manually-operated mechanism for inserting and removing flow measurement probes and the like from a pipeline carrying a flowing fluid, such mechanism being characterized...
4631962 Artificial head measuring system  
An artificial head acoustic measuring system includes a construction including portions configured to appear as human shoulders, head and ears on both sides of the head with auditory canals and...
4631961 Sampling device for determining conditions on the interior surface of a water main  
A probe rod is inserted into a water main through a corporation cock. The rod has a plurality of transverse passages parallel to one another and aligned in the direction of flow. Within these...
4631967 Automatic insertion device  
The automatic insertion device will insert or withdraw a piston rod into a pressurized fluid pipeline. In one embodiment, the piston rod will allow intrumentation on the exterior of the pipeline...
4628870 Model steam generator having means to facilitate inspection of sample tubes  
A model steam generator including a system for facilitating the inspection of the sample tubes within the boiler vessel of the model generator is disclosed herein. The system includes means for...
4625396 Pattern fuel assembly loading system  
An interactive system (10) for facilitating assembly of fuel rods into nuclear fuel assemblies having specific grid location requirements for the fuel rods, includes an operator work station (12)...
4625552 Instrument for separating fluff components  
An instrument for separating out any one or more of the components of any given sample of fluff. The instrument includes a base having an annular opening formed in its upper surface. A spindle is...
4621524 Circuit layout for the simulation of moments of inertia on test stands  
Test stands for automotive vehicles at the present are required in most cases to permit dynamic tests wherein an essential criterion consists of the simulation of the actual vehicle inertia...
4617828 Method and apparatus for determining the solubility of volatile materials in non-volatile materials  
Method and apparatus for determining solubilities of gases and mixtures of gases in polymeric material at various temperature and pressure conditions. Employs means for saturating polymer with a...
4615215 Method and apparatus for testing ready-mixed concrete  
A method and an apparatus for testing the quality of ready-mixed concrete. The present invention enables the water-to-cement ratio in ready-mixed concrete to be measured quickly and precisely...
4611493 Process and apparatus for executing a plurality of mutually complementary microscopic investigations  
For carrying out several mutually complementary microscopic examinations, beams of different types or frequencies, for example light beams or acoustic beams, are focused simultaneously or...
4607527 Method and apparatus for sensing rotation of a dial arm of a utility meter  
Trip devices are disclosed for attachment to existing utility meters to detect revolutions of a dial arm of the meter. Two embodiments are disclosed, each including a spring-biased shaft extending...
4607536 Apparatus for sampling similar laminar articles  
The invention relates to apparatus for sampling similar laminar articles, in particular biscuits, on a conveyor. The apparatus comprises photocells (1) for detecting the location of laminar...
4602516 Transducer for planar forces on sheet material  
A transducer to measure force in the direction of movement being applied to a segmented sheet formed from narrow pieces of lumber during the passage of the sheet through processing. The transducer...
4602716 Process for determining the soundness of sowing seeds and their soundness-dependent germinative ability, and apparatus for carrying out the process  
A process for determining the soundness, and the soundness-dependent germinative ability of sowing seeds is based on detecting the characteristic difference between the acoustic excitation...
4601203 Oxygen content sampling system  
An oxygen content sampling system is disclosed. The system includes an oxygen probe and monitor. The oxygen probe and interconnecting cable pass through a housing adapted to receive and protect...
4601204 Apparatus with means of self-displacement for its advance within a duct, in particular for remote inspection and/or treatment and/or tubing of said duct  
The invention relates to an apparatus with a self-displacing device for its advance in the interior of a duct for remote inspection and/or treatment. The apparatus comprises a plurality of...