baber/WOPTO huggingface dataset:
Patent DE-1950708-A1 (DE)
Title: Cooling of metal strip
Inventor: WILKENING HERMANN DIPL-ING DR
IPC: B21B1/22
Filed: 1969-10-08
Abstract: Metal strip at the end of a coiling operator is cooled by directing a cold water spray through a slot of non-uniform cross section, widest at its centre, between the layers of strip being coiled. Protrusions are formed along the edges of the strip being coiled, just prior to this being done so as to make the strip coil in layers with gaps between the strip to permit free access for the cooling water. The spray is directed radially into the coil as it is being wound.
Patent DE-1960453-A1 (DE)
Title: Threaded wood screw with a head and shaft
IPC: F16B35/04
Filed: 1969-12-02
Abstract: The upper part of the shaft between the hand and threaded section has several parallel spiral shaped cutting projection acting as a screw tap. The pitch of these projection exceeds that of the screw's thread. The diameter and direction of rotation of the projections and thread are, however, the same. The screw is formed in one operation from an unfashioned piece whose shaft diameter is smaller than the nominal diameter of the screw.
Patent DE-2003088-A1 (DE)
Title: Plastic block bottom bag
Inventor: ACHELPOHL FRITZ
IPC: B31B160/10
Filed: 1970-01-23
Abstract: Plastic, pref. polyolefin, block-bottom bag with tubular plastic filler-valve is provided on both sides, at the end of the tube connection which will later receive the valve, with an additional adhesive coating, extending from the end coating to a point not further than the limit of the part to be covered later by the bottom cover sheet. At the side edges, this strip extends for not more than half the width of the bottom.
Patent DE-2004984-A1 (DE)
Title: Salicylaldehyde prepn
IPC: C07C45/43
Filed: 1970-02-04
Abstract: Salicylaldehyde prepn. Di-o,o'-dichloromethylphenylcarbonate is saponified by reaction with >= stoichiometric alkali(bi)carbonate, a lower alcohol and water (ratio alcohol to water pref. 0.2-10:1) to obtain salicylaldehyde.
Patent DE-2028844-A1 (DE)
Title: Selvedge - using two edging yarns drawn from the warp beam - but slightly displaced to give a woven selvedge
IPC: D03C7/00
Filed: 1970-06-11
Abstract: Two edging yarns are provided on the warp, drawn off the warp beam in a conventional manner, with nylon or wire guides and eyelets to manipulate these yarns in sympathy with the loom's movement, but at the same time to create a separately woven selvedge.
Patent DE-2042849-A1 (DE)
Title: Expanded power cable terminator - of closed cell silicone or ethylene/propylene elastomer
IPC: H02G15/068
Filed: 1970-08-28
Abstract: A power cable terminator with interfitting closed cell elastomeric sponge sections one of which is conducting and which together form a cylindrical unit within a rigid insulating housing, the two sections having an opening to permit the passage of the cable. The rigid housing may be a moulded plastic, ceramic or boro-silicate glass unit. The elastomeric sponge used should have good relaxation and creep moduli, together with superior corona cutting and ozone resistance. Pref. materials are silicone and ethylene/propylene elastomers. The base section near the cable end is rendered conducting and pref. has a section shaped to provide the desired field strength distribution in the insulating section. More partic. silicone sponge of density 0.019 lb/in3 and ethylene/propylene elastomer sponge of density 0.009 lb/in3 are suitable.
Patent DE-2044928-A1 (DE)
Title: Gas-liquid exchanger column with filling in - layers
IPC: B01D3/18
Filed: 1970-09-11
Abstract: The filler material is divided up into sections by drainage floors of perforated slotted sheet material fixed horizontally to the wall of the column. The product of the effective hole diameter and the square of the free area for these gratings is chosen between 5 and 80% less than the corresponding product for the layers of filler material. The relative spacings of floors and filler material is chosen such that the increase on load in any layer due to liquid carried upwards in the gas stream, is inversely proportional to the ratio of floor spacing to bubble layer height.
Patent DE-2046784-A1 (DE)
Title: Fabric drum-type dryer
IPC: F26B13/14
Filed: 1970-09-23
Abstract: The fabric dryer features columns with two sets of cylinders, the lowermost pair of which is driven directly by a common chain or toothed belt. The transmission for the other cylinders comprises a chain and friction clutch for each cylinder. The clutches are controlled by a bellows and a spring with connection to a common air line. This allows feeding the fabric either under a tension or in the relaxed state.
Patent DE-2057060-A1 (DE)
Title: Laminated plate extrusion nozzle - for laminates with or without pre-formed core
IPC: B29C48/08
Filed: 1970-11-20
Abstract: Slit-type nozzle, for the manufacture of laminated plates of the known type, has a longitudinal sit with extrusion flanges or lips in an externally heated tube connected to an extruder so that the extruded material leaves the slit perpendicularly to teh length axis of the tube. The tube has a chamber, along the whole length of the slit, passing transversely through the tube in the direction of extrusion, and extending to and fixed in pressure tight manner to the tube at teh rear end of the pasage therethrough, while its front end projects at least between the extrusion nozzle flanges or lips. The modified slit nozzle enables multilayer laminates of the same but differently coloured plastics or of different plastics to be produced with a core of any suitable material, using a single extruder.
Patent DE-2061193-A1 (DE)
Title: Laminated cladding - with resin-impregnated glass fibre matting core and outer foil layers
Inventor: KRAEMER HEINRICH DIPL-ING
IPC: B44C5/04
Filed: 1970-12-11
Abstract: Two rollers are used to carry the outer foil sheeting, spaced at a gap representing the laminate thickness. The glass fibre matting core material is passed through the gap while fluid resin is held in that gap between the core material and the rollers foterial afterwards. The veneer is much more temp.-light-, acid- and alkali-resitant than conventional veneers and may have any colouring, surface pattern and glaze desired. The ceramic is usually between 0.5 and 1 mm thick.
Patent DE-2113147-A1 (DE)
Title: False twisting spindle - twisting yarns by passing them in helical coils axially of the spindle
Inventor: RIEDL WALTER
IPC: D02G1/06
Filed: 1971-03-18
Abstract: Synthetic yarn false twisting spindle operating at high speeds is formed by a shaft whose outer surface is provided with a helical groove in which is guided axially the yarn to be twisted and the ends of the spindle are provided with yarn guides in the form of eyelets or pins disposed at right angles to each other.
Patent DE-2117577-A1 (DE)
Title: N (6)-bicycloalkyl-adoensines - with activity on blood circulation and oxygenation
IPC: C07H19/16
Filed: 1971-04-10
Abstract: Cpds. of formula (I): (where A is H, halogen, Sr2, OR2, N(R2)2, NHN(R2)2 or N3; R1 is CH2OH, alkyl or cycloalkyl (=6C), COOR2, furyl, tetrahydrofuryl, thienyl, an opt. unsatd. 5- or 6- membered ring contg. 1 or 2 atoms, or phenyl opt. substd. by one or more of R2, halogen, OR2, N(R2)2, OAc, NHAc or NO2, or by a single alkylenedroxy gp; R2 is H or 1-4C alkyl; Y is CH2, CH2CH2 or CH2CH2CH2; Ac is a =6C carboxylic acid residue; Z is a direct bond, CH2 or CH2CH2; the dotted line is an opt. bond) increase coronary circulation and/or the O2 partial pressure in coronary vascular blood, suppress intravascular pain, e.g. in angina pectoris, and have circulatory, lipolysis inhibiting and/or hypocholesterolaemic activity. They are also intermediates for other medicaments.
Patent DE-2166616-A1 (DE)
Title: Fire protection door - has covering plates on frame, asbestos silicate plates between and wooden mouldings on frame edge
IPC: E06B5/16
Filed: 1971-11-17
Abstract: Door frame has covering plates of cement-bound asbestos attached to it and the space between filled with asbestos silicate plates. The frame edge is made of highly compressed asbestos silicate and wooden mouldings are introduced on the frame exterior edge. The door edge are covered with a casing of non-flammable, glass fibre reinforced plastic. The wood moulding around the edge of the frame is made of similar material to that of the veneer which is laid on the outer side of the door.
Patent DE-2206834-A1 (DE)
Title: Heavy forgings prodn - by the vertical melting-off of several electrodes
Inventor: OPEL PAUL DIPL PHYS
IPC: B22D23/10
Filed: 1972-02-14
Abstract: Heavy forging mfr. by the electro-slag remelting method involves placing a core shaft at the centre of an annular ingot mould capable of moving up and down, on a rotatable platform. The consumable electrode is meltdeoff in the usual manner in the annular space in between and during melting-off the system is subjected to radial and axial vibrations.
Patent DE-2211501-A1 (DE)
Title: Shuttle - with compressed air in lower chamber to - give air cushion in travel
Inventor: FROHMUELLER LUDWIG
IPC: D03J5/00
Filed: 1972-03-10
Abstract: Compressed air is passed through a non-return valve into the chamber in the lower section of the shuttle, the base of which is composed of two perforated plates which can slide in use. As friction resistance is encountered, the lower plate slides back to expose partially the perforations for the air to escape and build up an air cushion. The purpose is to overcome friction resistance in the shuttle's path across the loom to increase shuttle speed and reduce wear on the shuttle and loom path components.
Patent DE-2224838-A1 (DE)
Title: Chipboard - with urea - formaldehyde binder
Inventor: DAML MIROSLAV DIPL ING
IPC: E04C2/16
Filed: 1972-05-20
Abstract: Profiled building panel is a mixt. of granules of vegetable waste, such as wood chips or corn cobs, rubber granules and binder, which may contain 15-20 wt.% of Ba salts or Pb-prodn waste.
Patent DE-2225059-A1 (DE)
Title: Toner fixing - using radiant heating and cold rolls
Inventor: GLASA WINFRIED
IPC: G03G15/20
Filed: 1972-05-23
Abstract: Fusion of thermoplastic particles, partic toner particles on a carrier, e.g. paper, whereby the particles are heated by absorption of radiant energy, and in their softened state are then pressed into carrier by means of a metal surface, partic. a roll.
Patent DE-2233510-A1 (DE)
Title: Cast battery terminals - keyed into recesses in cover plate
Inventor: COURTOIS PAUL
IPC: B22D25/04
Filed: 1972-07-07
Abstract: The terminals are cast in a mould round the vertical post that connects them to the plates. The post fits inside a hole in the cover which has four radial recesses connected by a circular collar. When molten lead is poured into the mould, the top of the post melts and flow into the recesses so that, on cooling, a firm connection between post and terminal results. No distortion of the cover occrus, and seals fitted are not distorted.
Patent DE-2252684-A1 (DE)
Title: Hydroxyphosphonic acids or their alkali salts - from aminophosphonic acids and nitrosyl ions
Inventor: SOMMER KLAUS DIPL CHEM DR
IPC: C07F9/38
Filed: 1972-10-27
Abstract: The cpds. are prepd. by reaction of suspensions or solns. of aminoalkane -, aminoalkanearyl - or aminoarylphosphonic acids with nitrosyl-ion yielding cpds. at -10 to +50 degrees C Cu powder or CuI or CuII cpds. are pref. used as catalyst.
Patent DE-2306672-A1 (DE)
Title: Self-bonding priming sheets for wood - prepd. by impregnating paper with resin soln and coating reverse of wet paper with thickened resin soln
Inventor: BODENSTEDT WOLFGANG DR
IPC: C09J7/38
Filed: 1973-02-10
Abstract: Self-adhesive priming films are prepd. by applying to the back of a paper sheet a 25-50 (30-40) wt. % soln. of an impregnating resin and, after impregnation of the paper, applying onto the still wet back of the paper a 40-60 wt.% soln. of an impregnating resin contg. a thickener, followed by drying the paper. The 2nd resin does not penetrate to the surface of the paper. When the paper is pressed onto wood, in the mfr. of furniture, the surface of the paper does not adhere to the press-plate. Lacquers applied to the primed wood surface show good adhesion.
Patent DE-2316300-A1 (DE)
Title: Finely divided, ground, pigmented resins - by reacting components in moving, support-body-filled reactor
Inventor: BRUENEMANN HILMAR DIPL ING
IPC: C08J3/12
Filed: 1973-03-31
Abstract: Finely divided, ground esp. pigmented resins of the type characterised by being non-elastic, non-fibre forming, transparent, practically insoluble, high melting and brittle, e.g. arylmonosulphonamide-aminotriazine-formaldehyde resins, are produced by reacting the resin components in a moving reactor filled with support bodies, esp. alumina balls. The amt. of resin M(g) is related to the surface of the support bodies O (sq.cm) by M/O = 1/d (where d=av.support body dia. in cm).
Patent DE-2318603-A1 (DE)
Title: Reactor core geometry - based on fuel cassettes
Inventor: HANNERZ KAARE
IPC: G21C3/328
Filed: 1973-04-13
Abstract: The cassettes viewed from above are a regular matrix of fuel rods with water feed pipes distributed amongst them and the guide tubes for the absorber rods are placed on the periphery of the cassette and rigidly fixed to the sheath wall around the cassette so that when fuel rods are exchanged the guide tubes and adsorber rods remain in position.
Patent DE-2325676-A1 (DE)
Title: Electrophotographic copying material - for unimpaired electrophotographic props
Inventor: TASAKA MOTOO
IPC: G03G5/14
Filed: 1973-05-21
Abstract: Material, consisting of an electrically conducting support (I) and a photoconductive film (II) based on an organic photoconductor (III), has an adhesive coat between (I) and (II) consisting of a thermoplastic polyurethane. The adhesion between (I) and (II) is strong, whilst the electrophotographic props. of (III) are retained. Linear polyurethanes are pref., i.e. those obtd. by reacting diisocyanates with glycols, pref. diphenyl-alkane (methane, ethane, propane) 4,4'-diisocyanate and polyoxyalkylene (methylene, ethylene, propylene) glycol. The dry adhesive coat is 0.1-10 (1-5) mu m thick.
Patent DE-2329527-A1 (DE)
Title: Integrated metal oxide S-C switch - has parallel input and output inverters consisting of MOSTs and has multiple output points
Inventor: REUSCH HARTMUT
IPC: H03K19/0175
Filed: 1973-06-07
Abstract: The appts. is used as a switching arrangement which allows multiple use of input and output points; the example described refers to NOR and NAND types, but is not limited to these. The device comprises an input- and an output-inverter in parallel, such that interrogation information concerning the output inverter is transmitted to an outer connection terminal point of the semiconductor. A storage system retains this information until it reaches this connecting point, which is used both for supply of information and for interrogation purposes.
Patent DE-2339110-A1 (DE)
Inventor: KITAURA MASHIO
IPC: G03B7/083
Filed: 1973-08-02
Abstract: This invention relates to an automatic camera exposure control device comprising a first light measuring circuit including a photoelectric element receiving light through the objective lens of the camera and generating a first output proportional to the logarithm of the brightness of an object to be photographed, and a circuit for providing a second output indicative of the film sensitivity and the lens aperture value, the light measuring circuit for providing a first signal indicative of the sum of the first and second outputs; and a second circuit including a pulse generator circuit for generating clock pulses and a counter for counting the clock pulses and for producing a second signal of a stairstep waveform corresponding to the counting of a pulse; a voltage comparator circuit for comparing the second signal with the first signal and for producing a signal when the level of the second signal exceeds that of the first signal; a third circuit composed mainly of a gate circuit for stopping the counting of the pulse upon receipt of the threshold level signal from the voltage comparator circuit; and a shutter control circuit including a transistor for inverse logarithmic conversion and for producing a collector current proportional to the exponent of the second signal applied to its base, and a capacitor to be charged by the collector current of the transistor and a switching circuit responsive to the voltage charged in the capacitor in excess of a predetermined level for actuating the shutter to terminate the exposure interval.
Patent DE-2340495-A1 (DE)
Title: Bottle centerer for filling machine - has knee levers, with offset axes, mounted to machine frame and to centering bell
Inventor: HENNIG HEINZ
IPC: B67C3/26
Filed: 1973-08-10
Abstract: Bottle centerer for a filling machine has a centering bell held on a lever and displaceable radially of the filling element. At least 2 knee levers have their pivot axes mutually offset and their lever ends mounted to the machine base and to the bell. The pivot axes are at 90 deg. to each other. A spring element engages the centering bell for a downward motion, and is a rotary spring mounted on the pivot axis. A leaf spring is mounted on the machine base. Vertical guiding, parallel to the filling element's axis is provided to avoid canting of the bell.
Patent DE-2340776-A1 (DE)
Title: Tower crane cabin safety cell - inflates sleeve automatically to protect occupant's body from pressure gas bottle on danger occurring
IPC: B66C13/54
Filed: 1973-08-11
Abstract: The cell is particularly for incorporation in the driver's cabin of a tower crane, to protect him from injury in the event of the crane overturning. An inflatable sleeve of rubber or plastic forms when inflated an oblong tube with an opening towards the base of the cabin and a head piece, enclosing the driver's body, and in a dangerous situation inflation is effected automatically by a compressed-gas bottle. The sleeve can be kept partly inflated permanently, the surplus quantity being rucked together and held i place by strips with weakened breakage points in them. Fresh air openings can be provided in the head piece, and the inflation operation can be initiated by a tilt-or temperature-sensitive switch.
Patent DE-2340791-A1 (DE)
Title: Flat push-button switch with button depressed against spring force - has upward arched helical contact spring pushed down by button head
Inventor: TIETZ WERNER
IPC: H01H13/10
Filed: 1973-08-11
Abstract: The flat push-button switch has a helical contact spring arched up between two supports over whose pointed internal ends the spring ends fit. The supports are formed from a single punched sheet of metal which locates onto an insulating base plate via legs. The push button operating head is mounted inside the front plate and held in its OFF position by the arched spring force. Depressing the head forces the spring downward against a fixed contact directly beneath the button head. The spring is flattened by the head in a direction perpendicular to the spring axis. An elastic contact sleeve may enclose the spring in its central contact region.
Patent DE-2341102-A1 (DE)
Title: Hollow profiled connection rail for furniture members - has projection to engage in recess of the part
Inventor: GIESSLER JOACHIM
IPC: F16B12/02
Filed: 1973-08-14
Abstract: The furniture members to be connected are at an angle to each other, and have front surfaces extending at right angles to them. The rail has front surfaces, to connect with those of the member surfaces, at least one of which has a gap, for one or more tension elements. The front surface of the rail, has a projection, between the gap and the external surface. The projection is located at a distance to the external surface and engages in a corresponding recess in the surface of the associated furniture member.
Patent DE-2351924-A1 (DE)
Title: Central heating plant with safety unit - has pump's forwarding pressure such that water constantly flows through bypass valve
Inventor: DONALD DIPL-ING CARLSON ROY HE
IPC: F24D3/10
Filed: 1973-10-16
Abstract: Central heating plant has a safety unit connected to the hot water pipe and, via a unit to produce a press. difference, to an expansion vessel. The pump feeding the pipe is for long-term operation and its forwarding is such, relative to the working pressure of the pressure differential-generator, e.g. a bypass valve, that the valve constantly has water flowing through it and the static pressure in the hot water pipe is kept constant. Preferably the overflow valve can be set to a desired pressure and is insensitive to pressure changes on the counter-pressure side.
Patent DE-2356244-A1 (DE)
Title: Foundry additive packing system - encloses material in envelope to form cushion inserted unopened in cupola
Inventor: JUERGENS WALTER DR ING
IPC: B65D75/42
Filed: 1973-11-10
Abstract: The liquid or other material to be added to the molten metal is enclosed in sheet material to form a cushion, and is delivered into the cupola enclosed in the sheet. The cushion can be made up of any number of smaller ones joined together along perforated lines, and the material can be in the form of flat tablets. The sheet can be plastic, of hydrocarbon material, or of any other material with an exothermal reaction, diffusion proof and with a reducing effect. The advantage is that the preparation is fully used, without spoilage by prior moisture absorption etc.
Patent DE-2360681-A1 (DE)
Title: Emulsifier for fuel and water for motor vehicle engine - uses water from reservoir in vehicle in homogeniser driven by engine
Inventor: RZYMKOWSKI JOHANNES DR ING
IPC: F02M25/022
Filed: 1973-12-05
Abstract: The apparatus for producing a fuel/water emulsion draws water from a reservoir next to the vehicle fuel tank; fuel and water can be emulsified in a rotary homogeniser driven directly or indirectly by the engine, and the water-in-oil dispersion which results can either be fed to a carburettor, whose float is set to the density of the dispersion, or can be supplied to an injection pump. The opening of the injection valve is regulated in accordance with the fuel content of the dispersion. Since the emulsion is prepared in the vehicle, it does not need surfactant stabilisers as with previously prepared emulsions.
Patent DE-2361435-A1 (DE)
Title: Snow shovel for use on snow covered uneven surfaces - is mounted on two runners screwed to underside of blade
Inventor: SCHMID SIEGMUND
IPC: E01H5/02
Filed: 1973-12-10
Abstract: Each of the runners is curved in a parabola shape and is made of a thermoplastic material, possibly reinforced with glass fibre, and is screwed each to the underneath side edge of the shovel-blade by means of screws inserted from the blade-top downwards into holes. The shovel-blade may be of flexible wood or of metal with thermoplastic runners, or both blade and runners may be an integrated single thermoplastic piece. The frictional surface between the runners and the ground may be curved, spiral or oval; with the runners U-shaped. The snow shovel is used for clearing pavements etc., while at the same time running smoothly over bumps formed by rubble, asphalt or stones.
Patent DE-2365324-A1 (DE)
Title: Disc spring set with adjusted rounding-off radii - reduces hysteresis effects during compression of spring set
Inventor: KOPP HUBERT DR
IPC: F16F1/32
Filed: 1973-12-07
Abstract: The rounding-off radii of the plate springs in the set are altered, to differ from the standard specification. This improves the spring guidance and reduces the hysteresis during compression. The ratio for the measurement of the radii ra; rb:rc is defined according to a specified table. The disc spring set is intended for mounting using a guide bolt. The spring is slightly dished and has a hole in the centre. When the spring is compressed it is made flatter.