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4098126 Non-destructive testing of pipeline  
This invention relates to non-destructive testing of metallic pipelines using a pig having a novel way of mounting sensors for detecting any defect in the pipe wall. The sensors are mounted around...
4096754 Removable probe  
A removably mounted probe provides access to a fluid enclosure. The front end of the probe has a collar which seats on a beveled shoulder to position the probe relative to the fluid enclosure. The...
4090467 Control point adjustment mechanism  
An apparatus is disclosed for use in a control system having a control point adjustment and a throttling range adjustment, the apparatus having, for example, a first dial having a throttling range...
4086805 Apparatus for evaluating measurement signals  
Apparatus for evaluating a measurement signal having an initial transient issuing into a more stationary value include equipment for monitoring the rate of change of the measurement signal. This...
4079621 Apparatus for determining the dust index of a particulate solid  
Apparatus for collecting the dust arising from a particulate solid comprising a first container with a porous member fitted to an opening therein, a rotatable shaft, transversely mounted inside...
4078667 Control system for mechanical handling installation  
The control system is of the type which is manually controlled by a suspended control box. Directional errors arise when the control box is twisted relative to the installation being controlled...
4065974 Spring system comprising an adjustable spring  
A spring system has an adjustable spring force and includes at least one magnet. The magnet has a magnetic field, and at least one conductor passing direct current is disposed in the magnetic...
4052902 Static friction free altimeter  
A piezoelectrical transducer for providing an altimeter with vibratory motion to attenuate the effect of static friction on the movement of a gear train responding to an altitude responsive aneroid.
4051728 Instrument for monitoring physical parameters of temperature and pressure  
An instrument for monitoring a physical parameter consisting of temperature or pressure, includes an elastic sensor displaceable as a function of the physical parameter being monitored, a belt...
4052686 Flexible position probe assembly  
The combination of a plurality of tubular transducer sections, and a flexible supporting member extending through the tubular transducer sections forms a flexible elongated probe of a design...
4050384 Tube inspection and servicing apparatus  
An apparatus for insertion into a relatively long tube or conduit in order to inspect or perform operations on the interior thereof. The apparatus includes a device for performing an operation on...
4047429 Method of testing glass fiber coating compositions  
A method of forming a continuous film of an elastomeric latex and a phenolic resin comprising spraying a plurality of coats of the aqueous admixture onto a nonadherent surface. The nonadherent...
RE29317 Pneumatic lung analog  
A vertically oriented bellows has a fixed plate at one end and a movable plate at the other end. As air flows into the bellows, the movable plate pivots relative to the fixed plate and the free...
4024767 Set point adjust mechanism for process controllers  
A set point adjust mechanism is disclosed for use with process controllers to manually adjust the set point value and simultaneously change the set point value indicated. The set point adjust...
4020682 Method of measuring mechanical damage to grain  
Mechanical damage to grain is measured by taking a small sample of the grain and applying a solution of a substance which will selectively adhere only to the exposed surface of the interior of the...
4015475 Method of and device for stripping off a lost measuring head detachably placed upon a measuring lance  
A method of and device for stripping off a lost measuring head which is detachably placed on the immersible end of a measuring lance and is embedded in a protective tube extending above the...
4008606 Ship's bottom inspection apparatus  
A ship's bottom inspection apparatus which includes a generally U-shaped mework which is adapted to be submerged for receiving the width of a ship therebetween. A series of cameras are mounted in...
4008622 Method of testing the qualities of a material  
In a method of testing a material to determine its suitability for forming at least a part of a self-lubricating bearing member containing oil by determining whether the material will cause...
4009390 Process for measuring tenderness of cooked meat  
To predict the tenderness of cooked meat, the concentrations of certain trace elements such as copper, cobalt, iron, zinc, calcium, selenium and silicon and sometimes cadmium and lead in uncooked...
3998179 Apparatus for operating a pressure gauge or the like  
A mechanism for operating an instrument such as, for example, a gauge primarily for measuring pressure having a diaphragm the opposite faces of which are subject to a pressure differential so that...
3994173 Remote orientation of a probe in a tubular conduit  
A method and apparatus for orienting a probe or the like in a predetermined angular orientation within a long, curved conduit at selected longitudinal positions therewithin. A steam generator tube...
3983756 Probe apparatus for a high pressure chamber  
Disclosed is an apparatus including a probe adapted for removal through an aperture in the side wall of a high pressure chamber. The probe is supported at one end of a rod that is coaxially...
3977248 Linearizing elements for variable area flowmeter  
A rotameter system adapted to produce an output indication that is linearly proportional to flow. The primary element of the system includes a float contained in a variable area tube through which...
3976150 Endless conveyor belt load measurement system and method of automatically calibrating same  
This invention relates to an endless conveyor belt load measurement system and a method of automatically calibrating the same using a digital computer. Measuring means are provided to measure...
3973441 Accelerometer pig  
A pipeline pig adapted to carry inspection components to determine flaws in a pipeline wall arising from corrosion, pitting, gouges, hard spots, scratches, metallurgical anomalies and dents...
3972237 Electronic thermometer  
An electronic thermometer system comprising a temperature sensing circuit for providing an analog signal representative of the temperature being sensed; a voltage to rate converter circuit...
3964313 Canned food recyclable thermal simulator  
A method of measuring internal temperatures of canned foods under actual operating conditions by placing recyclable thermal simulators in each batch of canned foods during the actual processing. A...
3956810 Tool holding and positioning device  
The invention is directed to a device adapted to be inserted within a heat exchanger header of restricted transverse dimensions, for locating tools in operative relationship to each of the...
3945258 Dial gauge measuring the length in two different units  
Dial gauge for measuring length in two different units, characterized in that a first gear and a second gear are mounted to rotate with a pinion which meshes with a spindle rack; a center pinion...
3943773 Sensing device and method  
A sensing device with a sensing coil that moves an indicator member about an axis in response to changes in predetermined conditions and an optically reflective member associated with the...
3940997 Apparatus and method for measuring angle of repose  
There is disclosed a device and method for measuring the angle of repose of a granular material. The device is composed of a rectangular body having an open ended partition dividing the body into...
3940996 Method and device for remotely monitoring electrically conductive liquids  
An exchangeable measuring head is secured to a flexible or rigid manipulating tube and is slidingly directed in a guide tube to a measuring location. The measuring head contains three induction...
3940976 Method of determining the suitability of continuously cast slabs of Al- or Al-Si-killed soft steel for producing cold rolled sheets to be tinned  
A method of determining the suitability of continuously cast slabs of Al- or Al-Si-killed soft steel for producing cold rolled sheets to be tinned, wherein from the cast strand a transverse sample...
3922921 Method and apparatus for measuring sewer sedimentation infiltration and flow  
An elongated upstanding probe for lowering down into a sewer manhole is provided and at least the upper end of the probe is graduated. A lower end portion of the probe includes an adjustable clamp...
3915007 Register means for displaying the altitude of an aircraft in an altimeter  
A dial display for use in an altimeter wherein a pointer is rotated relative to a first disc which has primary graduations thereon indicative of an altitude above sea level. A second disc has a...
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...
3911750 Apparatus for the internal inspection of tubular conduits  
The invention comprises an apparatus for internally inspecting a tubular conduit such as the coil of a steam generator and includes a probe which is connected, through electrical leads, to a...
3905239 Trailing gauge  
A method of and apparatus for scanning the surface of a charge of material in a shaft furnace in order to provide information as to the charging plane profile. The apparatus includes a gauge...
3905240 Pilot insulator for detecting degree of contamination thereof  
A pilot insulator for detecting a degree of contamination thereof comprising a portion having a known exposed surface area whose degree of contamination is to be measured and means for supporting...
3901088 Method of an apparatus for testing whether a solder connection can be made through an aperture in a circuit board  
A method of testing whether a solder connection can be made within or through an aperture in a circuit board and which comprises the step of timing the interval it takes for solder which is...
3896674 Sensor probe control system  
Apparatus for automatically controlling a bath sensing operation in a steelmaking process is disclosed. A sensor, housed within a probe, is movable in relation to the probe. A first mechanism is...
3889540 Apparatus for controlling the feeler displacement of an electronic dimensional  
An improvement in electronic dimensional sensors using feelers, comprises means for automatically adding to or subtracting from the micro-indicator display of the sensor a pre-set feeler...
3888127 Portable underwater indicating instrument for divers  
A portable underwater indicating instrument includes means for measuring a quantity of interest, such as time, pressure, temperature, magnetic field direction, or the like, and indicating means...
3886801 Decompression meter  
A decompression meter for a diver or a caisson worker to indicate when it is safe to continue decompression during a superatmospheric excursion, comprising means for providing an analogue of the...
3884084 Method for determination of oil coating weights on non-oil absorbing surfaces  
Oil coating weights on non-oil absorbing material surfaces are determined by placing a permeable material covered cylinder end in contact with an oil coated metal surface, adding an oil solvent to...
3879996 Meter translation devices for torque measuring wrenches and the like  
The invention involves a meter translation instrumentalities that effectively and commensurately translates movement between an actuator and a calibrated measuring dial or the like spaced...
3874242 Pressure-responsive instrument  
A motion-transmitting and amplifying mechanism for a pressure-responsive instrument, such as an aneroid barometer, which includes a pressure-responsive capsule coupled by a motion-amplifying...
3867841 ONE-PIECE SNAP ASSEMBLY PLASTIC MOVEMENT FOR GAUGES  
A mounting base for the movement of a gauge such as a pressure or vacuum gauge, which comprises a plastic unitary bracket wherein a shaft bearing has a slotted wall through which a pinion shaft or...
3862578 DEVICE FOR TESTING AND REPEAT CHECKING OF PRESSURE CONTAINERS  
An apparatus for testing the inside of a pressure container which includes post on the axis of the container moveable axially along the axis and also rotatable on the axis. First testing means...
3859843 APPARATUS FOR MEASURING SURFACES BY MERCURY INTRUSION  
An apparatus for practicing the technique of mercury penetration or intrusion to determine the pore size distribution of a porous test sample which utilizes centrifugal force and, as a...