...that on Dec. 15, 1836, the Patent Office was completely destroyed by fire? Lost were some 7,000 models, 9,000 drawings, and 230 books plus all records of patent applications and grants.
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| Number | Title | Issue Date |
| 5419181 | Method and apparatus for inspection of open face honeycomb structures A method and apparatus for detecting defects in a structure formed of a honeycomb matrix bonded to a support surface including providing a probe body including means defining a fluid passage forming a supply port to an exterior surface of the probe body; ... | 05/30/1995 |
| 5419182 | Pressure difference detector, a method for judging an abnormality of the detector, and a fuel vapor emission preventing employing the detector A pressure difference detector for detecting a pressure difference between atmospheric pressure and a fuel system vapor pressure to be measured, includes a pressure dampening member 17a for dampening the flow of atmospheric air between an introducing inle... | 05/30/1995 |
| 5419183 | Methods and apparatus using a hydrocarbon gel to isolate mainline valves in a pipeline during a hydrotest In accordance with illustrative embodiments of the present invention, the existing valves in a crude oil, gas, or other product pipeline are positively sealed off to allow a pressure test to be made of a section or segment of the pipeline between the valv... | 05/30/1995 |
| 5419184 | Hydrostatic pressure testing apparatus Hydrostatic pressure testing apparatus for sealing and delivering fluid into a pipe wherein the pipe wall is maintained in tension. A pair of cam actuated movable jaws are mounted on a body for engaging the outer wall of the pipe. A seal ring on a mandrel... | 05/30/1995 |
| 5419185 | Optimization of the process to manufacture dewaxed oil Method and apparatus for optimizing the extraction of aromatics from waxy distillates and the dewaxing of waxy raffinates in the manufacture of lubricating oils.... | 05/30/1995 |
| 5419186 | Method and arrangement for checking the operation of an actuator in a motor vehicle The invention is directed to a method and an arrangement for checking the operability of an actuator for the air supply and especially in combination with an idle control. By a retard shift of the ignition time point, the operability of the actuator is de... | 05/30/1995 |
| 5419187 | Air flow rate meter and detection method An air flow rate meter for detecting an air flow rate in a wide operating temperature range. A heating temperature of a heat generating resistor for detecting an intake air flow rate is set on the basis of an intake air temperature or a current flowing th... | 05/30/1995 |
| 5419188 | Reeled tubing support for downhole equipment module A system for the inspection of a well borehole and the formation around the borehole. The system includes a sealed tubing at the lower end of which is mounted a fiberoptic telemetry module which receives various sensor modules for transmissions of sensed ... | 05/30/1995 |
| 5419189 | Method for obtaining zero flowmeter reading for zero flow A flowmeter comprises an output cut-off circuit controlled by a command signal generated by a flow switch, wherein the flow switch generates a command signal switching on the transmission of an electrical signal representing the flow rate of media to an o... | 05/30/1995 |
| 5419190 | Apparatus and method for measurement of mass flow rates in a large conduit A method and apparatus for measuring mass flow rates and other characteristics of a fluid in a large conduit uses a sensor circuit having a heater/thermometer, a reference resistor, and a thermometer resistor arranged in four-wire network to enable measur... | 05/30/1995 |
| 5419191 | Apparatus for counting cycles of fluid flow A counting apparatus which is designed to be placed in parallel to a fluid flow line has a differential pressure switch which is placed across an orifice positioned within the fluid flow line. A counting mechanism is associated with the differential press... | 05/30/1995 |
| 5419192 | Apparatus for balancing a combined assembly of a drive shaft and axle input shaft An apparatus for dynamically balancing a combined assembly of a drive shaft and axle input shaft for use in a vehicle drive train system. The apparatus includes a drive head adapted to be connected to one end of the drive shaft and a support head for supp... | 05/30/1995 |
| 5419193 | Wheel balancer in which a sub-housing carrying a main shaft is pivotal from a horizontal to a vertical position for aligning a wheel on the main shaft A wheel balancer comprises a main housing which supports a sub-housing. A main shaft to which a wheel to be balanced is coupled is rotatable in the sub-housing. The sub-housing is pivotally connected to the main housing by a pivot shaft which defines a ho... | 05/30/1995 |
| 5419194 | Single axis rate sensor noise reduction A single axis rate sensor comprising a cylinder positioned about an axis and having primary and secondary drive and pick-off transducers and primary and secondary control loops. The primary control loop is provided for maintaining resonance of the cylinde... | 05/30/1995 |
| 5419195 | Ultrasonic booted head probe for motor bore inspection An ultrasonic probe is housed in a probe housing filled with fluid under controlled pressure. The probe provides ultrasonic sound through the fluid to a bladder which presses against the interior of a rotor wall. Located along the periphery of the bladder... | 05/30/1995 |
| 5419196 | Ultrasonic side-looker for rail head flaw detection An ultrasonic rail flaw detection system and technique are described for the detection of flaws in the sides of rail heads. An ultrasonic transducer is oriented, sized, and so-located so as to produce an ultrasonic beam within the head whereby at least a ... | 05/30/1995 |
| 5419197 | Monitoring diagnostic apparatus using neural network A monitoring diagnostic apparatus for detecting an abnormality occurring in an object being monitored such as electrical equipment and determining the cause of the abnormality is disclosed. First of all, vibration or partial discharge occurring in the mon... | 05/30/1995 |
| 5419198 | Electronic signal enhancement and separation for machinery diagnostics A signal enhancement system for separating a composite diagnostic signal detected in a rotating machine into component signals representative of the contributions to the composite signal of a number of independent sources. The signal enhancement system in... | 05/30/1995 |
| 5419199 | Semiconductor device having a stress transducer driven by a temperature compensating reference voltage source A general object of the present invention is to provide a semiconductor device having a stress transducer in which a temperature dependency of sensitivity of the stress transducer which utilizes a piezo resistance effect to transduce stress into an electr... | 05/30/1995 |
| 5419200 | Method for assessing the effects of loading forces on a composite material structure To determine the optimum load a laminate member or element is capable of bearing, a three-dimensional progressive analysis is proposed in which the stress and strain states of each ply of the laminate are subjected to failure criteria. If there is failure... | 05/30/1995 |
| 5419201 | Methods and devices for electrochemically determining metal fatigue status Devices and methods for determining the fatigue status of a metallic specimen are provided. The methods include contacting the specimen with-a cell containing an electrode and an electrolyte in contact with the specimen. A voltage is then applied, or galv... | 05/30/1995 |
| 5419202 | Paperboard score bend testing device and method A device and method for measuring the force or pressure required to break a score and bend a sheet of paperboard along a pre-formed score line. The device includes means for clamping one portion of the sheet between a pair of stationary plates, with anoth... | 05/30/1995 |
| 5419203 | Flow meter having a contoured plug and resilient means A target meter comprises a plug 12 which is movable relatively to an orifice plate 8 against a spring 20. The spring transfers the force on the plug 12 to an abutment 26, 42. The force applied to the support 26, 42 is detected by strain gauges 30, 44 and ... | 05/30/1995 |
| 5419204 | Force measuring instrument A force measuring instrument for determining the strength of an applied force by measuring the strength of an electromagnetic force developed so as to counterbalance the applied force, the instrument including a force coil, a displacement sensor for detec... | 05/30/1995 |
| 5419206 | Phase independent torque detection and processing circuit for sensing device A circuit for detecting and processing a signal from a sensing device such as a torque sensor is disclosed in which a first peak hold circuit detects a first peak value of an output AC signal of an oscillator and a second peak hold circuit detects the pea... | 05/30/1995 |
| 5419207 | Detecting and processing circuitry for magnetostriction type torque sensor A detection and processing circuitry of a magnetostriction type torque sensor is disclosed. An alternating current voltage signal Vo is generated and output from an oscillator. A shift circuit shifts a phase of the AC voltage waveform of the oscillator by... | 05/30/1995 |
| 5419208 | Multiport selection valve A multiport selection valve which is biocompatible and can be used at pressures of up to 2000 psi is described. A housing made of a polymer such as polyetheretherketone has a plurality of selection ports and a common port. Located within the housing and t... | 05/30/1995 |
| 5419209 | System and protocol for residential environmental assessment A system and protocol for the environmental assessment of residential properties and the like. The system includes a standard tool kit and standard equipment to be used by the inspector in inspecting and sampling suspected contaminants in the property. Th... | 05/30/1995 |
| 5419210 | High capacity weigh module A strain gauge transducer includes several features for enhancing operating life and improving measurement accuracy. Load force is applied transversely to the longitudinal axis of a load member that is configured to flex in the transverse direction in res... | 05/30/1995 |
| 5419211 | Device for taking soil samples A device is disclosed for collecting a sample body, employable either in functional connection with a "handling" unit or as a manual boring rod. The device has a probe with a cylindrical tubular jacket at the head end of which is provided a manipulating m... | 05/30/1995 |
| 5419212 | Touchdown and launch-lock apparatus for magnetically suspended control moment gyroscope A control moment gyroscope including a rotor extending along a rotor axis. The rotor includes a first and second rotor end. A gimbal housing includes a magnetic suspension system for magnetically suspending the rotor within the gimbal housing to allow rot... | 05/30/1995 |
| 5419213 | Apparatus and method for the silk-screen printing of multiple curved peripheral surfaces of an article defined by multiple curved peripheral surfaces Silk-screen printing apparatus is provided for the silk-screen printing of articles such as oval-shaped bottles and containers on the two major curved peripheral surfaces thereof, sequentially, with one printing pass. The apparatus utilizes, in this case,... | 05/30/1995 |
| 5419214 | Shift lever mounting with independent movement in shifting plane and selection plane A mounting for a shift lever (1) for the mechanical remote control of a selector shaft of a gear change box in motor vehicles, in which the shift lever (1) is mounted pivotably around a selection axis and around a shifting axis, which is at right angles t... | 05/30/1995 |
| 5419215 | Automatic steering wheel pivoting mechanism An automatic steering wheel pivoting mechanism includes a unique mount structure such that two engaged mechanical elements which pivot the steering wheel are both mounted in a cantilever-like fashion at one lateral side. This decreases the lateral size re... | 05/30/1995 |
| 5419216 | Self-adjusting actuation mechanism A self-adjusting actuation mechanism is disclosed for use in a cable actuated system, such as a bicycle caliper brake system. The actuation mechanism includes a housing and a lever pivotally attached to the housing. A cable assembly is provided for operat... | 05/30/1995 |
| 5419217 | Machine element with at least a fitting member pressure-fitted on a shaft and method of making the same A machine element has a shaft and at least a fitting member such as a cam or gear mounted on the shaft by pressure-fit. The fitting member has a bore for receiving the shaft. The shaft is formed with protrusions at least an area of the shaft on which the ... | 05/30/1995 |
| 5419218 | Safety pedal for bicycles and the like A safety pedal for bicycles includes a spring which includes a retaining arm for locking a metal plate fixed to a shoe sole on the pedal. The spring includes a spiral portion which holds the retaining arm in the locking position. Furthermore, from the spi... | 05/30/1995 |
| 5419219 | Geared motor for automotive powered seat A geared motor for an automotive powered seat which is so constructed that a plurality of output gears are disposed around a pinion gear of one single motor such as to be displaceable between an engagement position where one of the output gears is engaged... | 05/30/1995 |
| 5419220 | Method for making a jaw for a biopsy forceps A method of making a jaw for a biopsy forceps in which a flat strip is formed with a sharpened edge and a tang with a pointed end. The strip is bent to form an open loop, and the tang is bent to extend upwardly into the loop.... | 05/30/1995 |
| 5419221 | Indexable head ratchet wrench A ratchet wrench comprises a ratchet head having a conventional ratchet system for rotating a shank about an axis. A generally cylindrically shaped connecting pin aligned along an axis parallel to the shank axis is attached to the ratchet head. The connec... | 05/30/1995 |