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Patent # Description
US-4,497,246 Method of and arrangement for processing lengths of material
An arrangement for calendering bands of paper and like materials has one or more inelastic calendering rollers. Elastically deformable working rollers are...
US-4,497,245 Pineapple cutter
A pineapple cutter, wherein a smaller diameter tubular cutter for cutting the core of a pineapple and a larger diameter tubular cutter for cutting the peel of...
US-4,497,244 Device for covering foodstuff with granular and/or powdery material
The invention relates to a device for covering foodstuff with granular and/or powdery material comprising a frame, a bunker supported by said frame receiving a...
US-4,497,243 Percolator assembly supporting structure, particularly for domestic automatic coffee percolators
The percolator supporting structure comprises a coffee powder containing body (1) effective to be coupled to the water dispensing unit and provided, at the...
US-4,497,242 Ventilation control system
The unnecessary removal of heated or cooled room air by fume hoods is prevented during off-peak periods through a manual and automatic fume hood ventilating...
US-4,497,241 Device for automatically adjusting angle of louver
A louver is pivotally secured to a body in an air passage formed between side walls for altering the diffusing direction of diffused air. A device for changing...
US-4,497,240 Temperature control device for a vehicle cabin
A temperature control device for a vehicle cabin comprises a duct which communicatively connects, at least, inside the vehicle cabin and the external atmosphere;...
US-4,497,239 Muzzle ejecting sabot cartridge firearm system
A muzzle ejecting sabot cartridge firearm system for use in a weapon having an elongated gun barrel, an action mechanism, and an elongated bolt mounted within...
US-4,497,238 Reversible high-hat cymbal stand
Disclosed is a reversible high-hat cymbal stand. The cymbal stand can be operated in a first mode of operation wherein the foot pedal or other actuator can be...
US-4,497,237 Guitar pick
A guitar pick includes a pick element having a top edge thereon, and a band attached to the pick element adjacent its top edge. The band is relatively stiff but...
US-4,497,236 Apparatus for restraining and fine tuning the strings of a musical instrument, particularly guitars
The fine tuning apparatus functions as the bridge element (20) of a stringed instrument. The fine tuning apparatus includes a base element (22) and a series of...
US-4,497,235 Electronic musical instrument
An electronic musical instrument in which a plurality of musical waveforms are obtained by a time-sharing style of multi-channels according to key data input...
US-4,497,234 Sound attachment for a reed instrument
A sound attachment for a reed instrument such as a harmonica. A housing is provided having an open end adapted for attachment to the instrument, covering the...
US-4,497,233 Hotdog roll slicer
A roll slicer device having an endless belt with an upper run movable in a feed direction, including a fixed skid plate having a smooth lower surface spaced...
US-4,497,232 Cutting tool with cutting tooth insert
A cutting tool having cutting teeth. The cutting teeth are formed on one end of inserts that are seated in slots provided in the body of the tool with the...
US-4,497,231 Fiber cutter component
A cover for a cutter reel used in a staple cutting apparatus of known type is formed by a plurality of circular segment elements joined together by fasteners to...
US-4,497,230 Shear with cutting height adjustment
A shear having a main frame with a horizontal shaft and a shear frame pivotally attached to the shaft for adjustment relative to the main frame. The shear frame...
US-4,497,229 Rotary knife control
A cylindrical, rotating knife is positioned to cut a moving body of flat sheet into predetermined lengths. An electric motor rotates the cylindrical knife. The...
US-4,497,228 Method of machining cast iron
A composite article and cutting tool are prepared by densification to form a body consisting essentially of particles of hard refractory material uniformly...
US-4,497,227 Reversible ratchet mechanism
A ratchet reversing mechanism of the shifting pawl type is operated by a reversing apparatus which is confined to a small arcuate segment of the work-turning...
US-4,497,226 Cigar lighter socket shell driver tool
A tool bit for facilitating the application of a cigar lighter socket to an apertured mounting plate in an automobile, comprising a driving member having a shank...
US-4,497,225 High torque fastener and driving tool
An improved high torque fastener is provided of the type having a screw head with a generally bow-tie shaped driving slot formed with undercut side walls and an...
US-4,497,224 Apparatus for making and breaking screw couplings
Apparatus for making and breaking screw couplings between pipe members of pipe and drilling strings, includes a rotatable chuck (9) and a fixed chuck (17), the...
US-4,497,223 Engine speed control system for a hydro-mechanical transmission
An engine speed control system for a hydro-mechanical transmission of a vehicle including a mechanical transmission having a plurality of speed range change-over...
US-4,497,222 Clutch control in a multiple clutch type gear transmission for automobile
A multiple clutch type transmission including a plurality of input shafts, a plurality of clutch devices for releasably and alternately connecting respective...
US-4,497,221 Variable gear transmission system
Variable toothed gear transmission system with at least one toothed gear with a variable number of teeth.
US-4,497,220 Differential planetary gear system for producing complementary levels of forward/reverse drive
An epicyclic planetary gear system having a plurality of partially meshed straight-cut primary and secondary planetary gears slidably mounted in a slidable...
US-4,497,219 Planetary gear control system with retarder
A gear system having a plurality of discrete gear ratios includes a retarder connected to a gear component intermediate between an input shaft and an output...
US-4,497,218 Compact drive assembly
A drive system for a tracked vehicle includes a composite transmission having a primary transmission unit and a secondary transmission unit which is driven by...
US-4,497,217 Clutch pedal operating through a fore and aft shaft in a fire wall of a vehicle
A clutch pedal pivoting a fore and aft shaft mounted in a fire wall for transmission of the clutch actuating force through the fire wall for disengaging and...
US-4,497,216 Gear operating mechanism of an automotive manual transmission
In a manual transmission having a gear which is axially slidable from its neutral position to its operating position, there is provided a gear operating...
US-4,497,215 Hydro-mechanical actuator
A hydro-mechanical actuator for adjustably positioning a part, for example a roll carriage of a vertical roll mill stand, is described in which an actuating...
US-4,497,214 Apparatus for taking gaseous samples
The gas-sampling apparatus comprises at least two sampling probes at each sampling location and at least one sub-assembly for filtering the gas samples at each...
US-4,497,213 Gyroscopic force measuring cell
A gyroscopic force measuring cell has a frame having a gyroscope suspended force-free therein with an inner gimbal and an outer gimbal, a force indicent at the...
US-4,497,212 Flangeless electromagnetic flowmeter
A flangeless electromagnetic flowmeter unit interposable between the flanged ends of upstream and downstream line pipes for metering fluid passing through the...
US-4,497,211 Circuit for generating sawtooth shaped pulses for ultrasonic instruments
A circuit for adjusting the sweep time provided by a sweep generator used in an ultrasonic test instrument is described. The adjustment takes into account three...
US-4,497,210 Phased array ultrasonic testing apparatus and testing method therefor
A phased array ultrasonic testing apparatus includes: an array probe for ultrasonic transmission and reception; a transmitter for sequentially exciting...
US-4,497,209 Nondestructive testing of stress in a ferromagnetic structural material utilizing magnetically induced velocity...
This disclosure relates to a nondestructive method of measuring stress in a ferromagnetic structural material. One method involves the measurement of the change...
US-4,497,208 Measurement of electro-kinetic properties of a solution
This invention is concerned with a method and apparatus for measuring the electro-kinetic properties of a liquid which may be a mixture such as a slurry of...
US-4,497,207 Spin-check device for arrows
A testing apparatus for arrows is disclosed. The apparatus is made up of a stand with a v-block on it. The v-block is adjustable up and down on the stand and an...
US-4,497,206 Gravimeter
In a gravimeter the measuring mass is supported by springs which are arranged in regular array around the measuring mass and exert pressing forces on the...
US-4,497,205 Method and apparatus for automatically sensing the level of a liquid in a reservoir
A liquid level sensor adapted to be installed inside a reservoir of a liquid to be monitored. The level sensor includes a float made from magnetic material which...
US-4,497,204 Liquid gauge
In a capacitance type liquid level measurement gauge having an oscillation circuit including a frequency generator, a capacitance and a resistance which is...
US-4,497,203 Apparatus for measuring flow velocity
An apparatus for measuring the flow velocity by detecting the number of Von Karman's vortex streets or Strouhl vortexes by utilizing heating wires, said...
US-4,497,202 Laminar flowmeter
Apparatus for ensuring laminar flow through the main (non-measuring) branch of a split flow path flowmeter comprising a mass flow controller made of juxtaposed...
US-4,497,201 Phase-angle checking apparatus
Apparatus for measuring or otherwise checking phase angles between different lines of a multi-line fuel injection pump for an internal combustion engine,...
US-4,497,200 Method and device for evaluation and indication of wear condition of motor lubrication
A method and a device are used for evaluating and indicating the wear conditions of a motor lubrication oil. The device comprises a motor oil temperature sensor,...
US-4,497,199 Liquid chromatography
A method of analyzing a sample material by liquid chromatography is described wherein the sample is dissolved in a carrier fluid to form a mobile phase. The...
US-4,497,198 Knocking sensor
A knocking sensor comprises a casing for receiving a pickup assembly including a transducer, which produces an electrical signal in accordance with engine...
US-4,497,197 Pneumatic hydraulic hand-held power unit
A pneumatic hydraulic hand-held riveting tool having a pneumatic operative means arranged to generate pressure upon a hydraulic fluid whereby a rivet set plunger...
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