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An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 5297414 | Method for necking containers A method of die-necking the open end of a can body to form a reduced diameter neck having a smooth profile comprising first forming a reduced diameter control neck at the open end of the sidewall of the can body, and then totally reforming the control nec... | 03/29/1994 |
| 5297415 | Method for forming tubing into curved, unbalanced and non-uniform shapes A method and apparatus for forming a length of tubing into a curved, unbalanced and non-uniform shape continuously bends the tubing and then changes the cross-sectional shape along the length of the tubing to eliminate springback and provide a stable part... | 03/29/1994 |
| 5297416 | Method of producing an ellipsoid form from an expanded metal net A method of producing an ellipsoid form from an expanded metal foil net teaches the steps of placing a sheet of expanded metal net on a work surface adjacent an open-ended hollow cylinder having the interior shape of a semi-ellipsoid, moving a first pisto... | 03/29/1994 |
| 5297417 | Portable collet crimping apparatus A portable, self-contained collet crimping apparatus includes a base having a hand-actuated hydraulic pump assembly mounted thereon is disclosed. A collet crimping machine is pivotably mounted on the base so as to be adjustably oriented at any desired ang... | 03/29/1994 |
| 5297418 | Gage for measuring the intensity of shot-blast peening An Almen type gage with an improved test strip support mechanism, which concentrates the holding force at the contact points. The support mechanism includes four paired contact balls and a permanent magnet engaged between the paired balls to magnetically ... | 03/29/1994 |
| 5297419 | Linearizing gas analyzer A machine for analyzing and displaying the concentration of a pressurized gas flowing through a delivery line in relationship to a reference gas. The machine includes a thermal conductivity detector which is connected to a microprocessor and a visual disp... | 03/29/1994 |
| 5297420 | Apparatus and method for measuring relative permeability and capillary pressure of porous rock A core sample of a porous rock from a subterranean reservoir is placed in a pressure cell holder. The sample is desaturated to first fluid irreducible desaturation with a second fluid through a porous plate preferentially wet to only the first fluid. The ... | 03/29/1994 |
| 5297421 | Leak detection system for gas, steam or the like that involves multi-point sampling A leak detection system for gas, steam or the like in a plant yard includes a plurality of sampling modules and wind direction and velocity indicators both arranged around apparatus or equipment in the plant yard. Samples of the atmosphere around the appa... | 03/29/1994 |
| 5297422 | Tracer-gas leak detector A tracer-gas leak detector includes an analysis unit and a primary pump whose inlet is connected to an inlet orifice of the detector via a first pipe equipped with a first valve. A secondary pumping set has an inlet connected to the analysis unit and an o... | 03/29/1994 |
| 5297423 | Storage tank and line leakage detection and inventory reconciliation method A method for inventory maintenance and leak detection in liquid storage tanks and dispensing lines, that combines tank level measurements, tank product temperature measurements, output flow measurements, liquid product characteristics data, initial produc... | 03/29/1994 |
| 5297424 | Telemetry system for tire pressure and temperature sensing An apparatus for measuring the temperature and pressure of air in a pneumatic tire. The apparatus comprises a circuit for sensing the temperature and pressure of air in the pneumatic tire. The apparatus further comprises a circuit for transmitting a signa... | 03/29/1994 |
| 5297425 | Electromagnetic borehole flowmeter system An improved flowmeter system is described, together with circuitry, hardware, and techniques for its utilization for determining the rate of flow of fluids in conduits at a situs substantially remote from the information gathering and analysis situs. Arra... | 03/29/1994 |
| 5297426 | Hydrodynamic fluid divider for fluid measuring devices A hydrodynamic fluid divider is provided whereby by a shunt line directs a portion of the overall flow of a defined fluid stream through a flow measuring device, such as a Coriolis mass flow meter. The proportion of the shunt line flow portion is determin... | 03/29/1994 |
| 5297427 | Wide-range laminar flowmeter An adjustable laminar flowmeter is disclosed for use in fluid flow measurement. The flowmeter comprises a plurality of paths, at least one of which has at least one dimension which is adjustable by means of an adjustment mechanism. A measuring device is l... | 03/29/1994 |
| 5297429 | Sanitary sight indicator A sanitary sight indicator for viewing the contents of a production process is provided. The sanitary sight indicator includes a body, an optical unit, and a sanitary connection between the body and the optical unit. The body includes a process-interfacin... | 03/29/1994 |
| 5297430 | Thin disk force sensor and method of making A thin disk force sensor having measuring elements of not more than five layers including force introducing layers welded under preloading to a thin disk housing. The measuring elements, weld and disk housing are planarized. A vapor deposited layer is sel... | 03/29/1994 |
| 5297431 | Automated sample dilution A sample preparation method and apparatus is provided which is capable of automatic operation over a broad range with improved accuracy and precision, and which is capable of sampling with improved accuracy and flushing without operator intervention. A pa... | 03/29/1994 |
| 5297432 | Vacuum dilution extraction gas sampling method A gas sampling system utilizing a pair of parallel sonic orifices. One of the orifices is connected to a source of filtered, heated samples. The second, larger orifice is connected to a source of dilution gas. A vacuum pump maintains a substantial vacuum ... | 03/29/1994 |
| 5297433 | Expansion-chamber/vial sparger vessel In its simplest sense the invention is an expansion chamber device that allows a sample to be purged and trapped for analysis without removal of the sample from the common field sample vial (VOA vial) storing the sample. The expansion chamber generally co... | 03/29/1994 |
| 5297434 | Method of and apparatus for measuring workpieces Successive workpieces of a series of identical and/or different workpieces are measured at a monitoring station to which the workpieces are delivered by a conveyor serving to advance the workpieces along and/or against one or more orienting devices. A wor... | 03/29/1994 |
| 5297435 | Residual stress measurement at fastener holes A system is employed for measuring the changes in velocity of ultrasonic waves in structural members as a result of variations in local elastic stresses about fastener holes. In a first embodiment, piezoelectric transducer and detector members are employe... | 03/29/1994 |
| 5297436 | Optical fibre ultrasonic sensor An ultrasonic sensor utilizing a polarization maintaining optical fibre. The invention includes a polarization maintaining fibre, a light source for launching light beams into the fibre so that the light beams are respectively aligned with each of the pri... | 03/29/1994 |
| 5297437 | Device for manometric measurement of the esophagus A device for manometric measurement of the oesophagus has a catheter with a pressure sensor and a recording unit with a light source for monochromatic and coherent light, and a counting unit for light pulses. The pressure sensor is constructed as a Fabry ... | 03/29/1994 |
| 5297438 | Piezoresistive sensor An electrical circuit containing novel piezoresistive sensor is disclosed. The sensor is connected to a source of direct current, and a manometric pressure of at least about 15 p.s.i.g. is applied to the sensor.... | 03/29/1994 |
| 5297439 | Magnetoelastic stress sensor A measuring sensor having a magneto-elastic element and an electronic resonant circuit for sensing mechanical stress of an object. The sensor is firmly attached to the object being measured and creates a resonance frequency. The resonance frequency is tra... | 03/29/1994 |
| 5297440 | Method and apparatus for testing the bending characteristics of surgical needles An apparatus for determining the bending characteristics of a curved surgical needle having a butt end portion and a tip portion including a base support, a clamp for releasably gripping the butt end portion of the needle. A system of stepper motors and r... | 03/29/1994 |
| 5297441 | Apparatus for supporting a test specimen for compression testing Apparatus for stabilizing a test specimen in a compression/tension testing machine. The apparatus supports the test piece along its lengthwise edge or edges to prevent unwanted Euler buckling, however in a manner so as not to prevent sublaminate buckling.... | 03/29/1994 |
| 5297442 | Method to determine liquid flow rate for manifold feed nozzles The present invention is a method for determining the mass flow rate of liquid from each of the nozzles on a manifold of nozzles. A method is demonstrated to provide an absolute calibration technique.... | 03/29/1994 |
| 5297443 | Flexible positioning appendage A flexible appendage for use as a robot arm, controllable medical instrument, or simply a toy, has flexibly coupled segments defining an open lumen, and flanges protruding laterally of the axis. The flanges have passages for control lines spaced laterally... | 03/29/1994 |
| 5297444 | Toggle assembly An improved toggle assembly for use in a band-type clamping closure assembly such as provided on a textile kier or like pressure vessel for securing a lid or cover in place during operation. The toggle assembly includes a first pair of lugs affixed to one... | 03/29/1994 |
| 5297445 | Structure of handle of bicycle An angle adjustable grip mounting device including a cylindrical connector fastened to either end of a tubular bicycle handlebar by a short tube and a screw nut by means of the control of an adjusting screw to hold a grip by means of two arched symmetrica... | 03/29/1994 |
| 5297446 | Switch calibration mechanism A switch calibration mechanism having a cam member that is rotatable about a longitudinal axis and that moves along said axis responsive to such rotation. A cam surface on the cam member cooperates with a cam follower on a movable calibrating member to ad... | 03/29/1994 |
| 5297447 | Steering axle for vehicles, particularly for agricultural tractors A steering axle includes a beam pivotally mounted on a load-bearing structure of a vehicle. A steering actuator is mounted on the beam and includes a casing which provides a journal formation for pivotally mounting the beam on the load-bearing structure.... | 03/29/1994 |
| 5297448 | Crank mechanism A crank mechanism for an internal combustion engine comprises a cylinder, a piston reciprocalable within the cylinder, and a rotatable shaft. The piston is in drivable in connection with the shaft via a connecting rod, a slipper, and a torque lob. The con... | 03/29/1994 |
| 5297449 | Transmission device A transmission device having a simplified construction as well as a higher power transmission efficiency is provided, wherein a rotational speed can be changed steplessly without interrupting a power transmission and the rotation can be reversed. In the o... | 03/29/1994 |
| 5297450 | Positive variable drive transmsission A variable speed transmission includes parallel driver and driven shafts (54, 56) which mount respective series of intermeshing gears (60-65, 70-75) of progressively increasing gear ratio for selectively transmitting power from one shaft to the other. A s... | 03/29/1994 |
| 5297451 | Cam tooth starter pinion A drive pinion for an engine starting motor having a lead-in chamfer of the starter pin defined by a geometry formed by rotating the radial gear tooth involute form through 90 degrees across the end of the tooth. The radius and axis of rotation are select... | 03/29/1994 |
| 5297452 | Transmission unit for a motor vehicle having two powered axles A transmission system for a motor vehicle with two powered axles has an engine aligned perpendicular to the driving direction and a transmission parallel to the axis of the engine shaft and includes an angle gear housing flangemounted on the side of the t... | 03/29/1994 |
| 5297453 | Snap ring actuated single shaft shifting mechanism An apparatus for selection and engagement of selectable gear ratios in a change speed transmission is disclosed. The apparatus comprises a housing, a shaft mounted for relative axial and rotational movement in the housing, a plurality of shift forks, and ... | 03/29/1994 |
| 5297454 | Indexing device of machine tool A device for rotationally indexing an indexing table by utilizing a synchronized tap function of a machine tool main spindle. The rotation and the axial feeding displacement of the main spindle are in a specific synchronized relation. When the main spindl... | 03/29/1994 |
