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| Number | Title | Issue Date |
| 3931920 | Strip-guiding structure for recording or reproducing apparatus An apparatus for recording information on a flexible strip or reproducing the information so recorded includes a guide structure for directing a leading end of an oncoming strip, of initially indeterminate curvature, to a self-threading area associated wi... | 01/13/1976 |
| 3931681 | System for setting blades of a cutter drum of a wood chipper The present invention relates to a method of and a device for positioning or setting the blade in the cutter drum of a wood-chipping machine or the like.... | 01/13/1976 |
| 3931874 | Self-actuating friction-clutch assembly A generally cylindrical supporting body rigid with a rotating drive shaft carries an axially slidable sleeve controlling the selective entrainment of a pair of flanking gears through respective clutches interposed between these gears and the body, each cl... | 01/13/1976 |
| 3932737 | Spectrum analyzer establishing a nonlinear frequency distribution of power-density spectra Precalculated samples of a power-density spectrum, taken at equispaced frequencies, are converted into modified samples with a nonlinear (e.g. logarithmic) distribution by being selectively weighted with the aid of several groups of coefficients defining ... | 01/13/1976 |
| 3932803 | Electronic monitoring system including contactless motion detector A contactless motion detector, including an oscillator and an amplifier, has an energizing circuit connected across an electronic breakdown device lying in series with a contant-current unit, this series combination receiving pulsating direct current from... | 01/13/1976 |
| 3932081 | Extruder nozzle for shaping a pulp to form smokable strands or fibers An extruder nozzle for an apparatus for producing tobacco fiber from a paste, pulp, mash or slurry of comminuted botanics, which may or may not contain tobacco, binders, plasticizers and organic and inorganic salts, comprises a nozzle surface formed with ... | 01/13/1976 |
| 3931720 | Self-aligning coupling A self-aligning coupling between a driving member and a driven member as a cross-disc member in which the members define a pair of linear slots at right angles to one another and have axial faces adjoining the flanks of these slots. The cross-disc member ... | 01/13/1976 |
| 3932139 | Reactor for the catalytic ammonia synthesis at high temperatures and pressures A reactor for the catalytic synthesis of ammonia at high temperature and pressure from nitrogen and hydrogen wherein the intertubular spaces of the heat exchange zone are filled with metallic balls; the tubular spaces contain metal bars with square cross ... | 01/13/1976 |
| 3931660 | Scrubbing apparatus for vehicle-washing station A guide structure straddling the path of a vehicle to be washed carries a vertically movable horizontal rotary brush, a pair of laterally displaceable first vertical rotary brushes moving in a first transverse plane perpendicular to that path, a pair of s... | 01/13/1976 |
| 3932158 | System for cooling an object with coolant cycle An object, such as a superconductive magnet, is cooled by a coolant operating with a single or multistage coolant cycle in which the coolant, in the last stage, is partially expanded, cooled in a separator-evaporator and fed to the object to be cooled. At... | 01/13/1976 |
| 3932089 | Apparatus for manufacturing waved noodles An apparatus for manufacturing waved noodles comprises a pair of oppositely rotating rollers, each roller having a surface formed with a plurality of spaced grooves, the transversely spaced grooves extending circumferentially around the roller, and the pe... | 01/13/1976 |
| 3930442 | Machine for the tying of packages or the like Apparatus for tying packages in which a stretch of a tying strand is spanned across a transport path, the package is entrained along this path to draw the strand around it lateral side, and a tying arm is swung across the remaining side of the package and... | 01/06/1976 |
| 3930375 | Storage vessel for liquefied gas A storage vessel for liquefied gas, especially liquefied helium and liquefied hydrogen intended to be stored at temperatures below about 30.degree.K, comprises inner and outer shells respectively at the liquefied-gas temperature and an ambient temperature... | 01/06/1976 |
| 3930582 | System for testing paper money and the like To test the genuineness and/or condition of dollar bills or other substantially identical papers, one or more thickness gauges are positioned in the path of these papers and determine the deviations, if any, of the thickness of a passing specimen from a p... | 01/06/1976 |
| 3931629 | Control element for displacing components of optical systems To shift the movable lenses of a verifocal objective, or to adjust the leaves of an iris diaphragm, a flat or cylindrically curved control element is formed with camming grooves coacting with projections on the controlled members. The control element is a... | 01/06/1976 |
| 3930883 | Zinc-containing electrode A zinc negative electrode for alkaline accumulators and method of making same. The zinc and/or zinc compounds are electrochemically deposited upon a current-collection grid in the presence of substances forming low-solubility zincates upon the discharge o... | 01/06/1976 |
| 3930563 | Lift vehicle A lift assembly for an industrial vehicle, e.g. a fork-lift truck, comprises a pair of transversely spaced uprights mounted upon a common tiltable frame formed with cylinders for plunger-type pistons carried by the vertically displaceable members of the l... | 01/06/1976 |
