baber/WOPTO huggingface dataset:
Patent DE-1814316-A1 (DE)
Title: Thermionic energy converter
Inventor: FRITZ PASCHKE DIPL-ING DR
IPC: H01J45/00
Filed: 1968-12-12
Abstract: Thermionic energy converter Comprising a heated cathode, pref. of Ta, W or Ho, a collector electrode pref. W and an accelerating electrode at a positive potential relatively to that of the cathode. The cathode and the collector electrode are outside the envelope electrically connected by a load impedance, and a magnetic field is provided at a right angle to the electric field between the cathode and accelerating electrode. The above three electrodes are coaxially mounted cylinders, the collector electrode is a grid, and the magnetic field is applied in the axis direction of the coaxial electrode assembly.
Patent DE-1917411-A1 (DE)
Title: Polyethylene pack made from compressed - tube
Inventor: SAIKA KEIJI
IPC: B65D75/40
Filed: 1969-04-03
Abstract: A packing for a delicate article e.g. a fracturable tube, is made from a polyethylene tube having an octagonal profile, which is compressed in bellows-like manner to provide a number of superimposed, double layers of material and a central open bore. The article is placed in the bore and held firmly by the inner edges of the layers of material.
Patent DE-1939191-A1 (DE)
Title: Softening textile treatment agent
Inventor: ALBRECHT LOEHR DIPL-CHEM DR
IPC: C11D1/52
Filed: 1969-08-01
Abstract: A softening textile treatment agent contains, as textile softening agent, a fatty acid condensation product (containing 5-40% by wt pref. 10-30% by wt fatty acid partial glycerides) of glycerides of higher fatty acids i.e. containing 16-24, pref. 16-22 C, with a hydroxyalkylpolyamine which has at least one hydroxyethyl hydroxypropyl or dihydroxypropyl gp and at least two H bonded to an N atom, and the fatty acid condensation product is in a very fine state of division and is mixed with an anionic and/or zwitterionic tenside fixed on the surface of a solid pulverulent or granular carrier based on a water-sol, at least partially hydrated salt, optionally mixed with at least one other textile treatment agent.
Patent DE-1951363-A1 (DE)
Title: Metering and dispersing of powders
Inventor: LOEFFLER FRIEDRICH DR-ING
IPC: B01J8/00
Filed: 1969-10-11
Abstract: Powders are dispersed in metered quantities into a gas stream from a cylindrical dispenser. Powder is placed into this cylinder and it is entrained by gas steams blowing into this cylinder above the powder level. Powder level is maintained by a piston. This piston has a central bore and gas at low pressure is blown through this into powder charge. This fluidises the powder and assists in dispersion process.
Patent DE-2044513-A1 (DE)
Title: Alkaline amylase from bacillus species
IPC: C12N9/28
Filed: 1970-09-08
Abstract: Alkaline amylase is prepared by incubating a medium inoculated with one of six typed cultures of Bacillus (e.g. species No. A-40. ATCC No. 21592). The culture medium contains carbonate, a carbon source, a nitrogen source and another inorganic material, and has a pH 7-11, preferably 10-11. It is preferred to incubate under aerobic conditions at a temperature of 24-45 degrees C for 24-75 hrs. The amylase of M.W. 30,000-40,000 may be recovered by filtration, and finds wide use as an enzyme.
Patent DE-2058127-A1 (DE)
Title: Polyoxymethylene moulding material - contg antimony trioxide pyrophyllite or boron nitride as nucleating agent
Inventor: BURG KARLHEINZ DIPL-CHEM DR
IPC: C08K3/22
Filed: 1970-11-26
Abstract: Thermoplastic moulding materials are based on polyoxymethylenes having a reduced specific viscosity of 0.07 - 2.5 dl.g -1 and a m.p. of 150 - 180 degrees C, and contg. spherulites formed during isothermal crystallisation at 1 atm. and 150 degrees C with a diameter of 30 - 250 mu, the polyoxymethylene contg. 0.0005 - 1.0% wt.. nucleating agent selected from antimony trioxide and pyrophyllite. The materials have a good impact resistance, flex resistance and hardness The material contains 0.02 - 0.2% wt. antimony trioxide or 0.01 - 0.2% wt. pyropyllite. The material may contain 0.0005 - 0.04% wt. pref. 0.001 - 0.02% wt. boron nitride as nucleating agent. The antimony trioxide is in the form of valentinite; Sb flowers or is prepd by burning Sb in air at a temp. above the m.p. of antimony. The nucleating agent has a diameter of 1-5 mu.
Patent DE-2117070-A1 (DE)
Title: Polyurethane foam plastic components in any colours - - for furniture,cars etc
IPC: A47B96/20
Filed: 1971-04-07
Abstract: Rigid components with any colour possibilities, are made by using an outer surface of thermoset plastic material e.g. extrusion, laminate, surfaced hardboard or chipboard. The reverse side is left open or is surfaced with similar material. The inner space is filled with polyurethane foam and is stiffened if necessary by incorporating rigid thermoset extrusions.
Patent DE-2117732-A1 (DE)
Title: Eroding electrode mfr - by casting from a prototype pattern
Filed: 1971-04-10
Abstract: 3-dimensional eroding electrodes are produced with a pattern mould casting appts. incorporating two clamping plates with recesses for fixing pins constituting an X and a Y axis, and with a Z axis at right angles to these. These can be moved towards each other and their recesses are congruent with those of two receiver-plates, one of which rests on one of the two clamping plates, and the other of which is connected with a counter-mould section and with the other clamping plate by fixing pins. Casting material can be introduced into the concave counter-mould section or prototype mould, as appropriate, to produce a negative casting of the prototype mould, which is then removed. A counter-mould section is then used with the negative mould to produce a positive pattern of the prototype.
Patent DE-2131047-A1 (DE)
Title: Respiration - detecting mattress - with plastics/rubber foam filled section(s)
Inventor: MCDONALD MICHAEL
IPC: A61B5/113
Filed: 1971-06-23
Abstract: Respiration detector, to give an alarm when patient's respiration ceases, consists of a mattress with individual sections to which connecting ducts lead. The air flow in at least one duct is monitored. At least one of the sections has a filling of open-cell elastic foam pref. plastics or rubber. Preferably, the mattress walls are of PVC.
Patent DE-2144612-A1 (DE)
Title: Polyurethane carpet backing - based on polyol and isocyanate and applied to backing and thermoset in situ
Inventor: SALLINGER HELMUT
IPC: D06N7/00
Filed: 1971-09-07
Abstract: Polyurethane carpet backing is produced in that the canvas in coated with a composition based on plyol and isocyanate and the coated canvas is then fed over a rotary heated drum on which the coating is doctored and thermoset.
Patent DE-2148185-A1 (DE)
Title: Polymn inhibitor for vinyl cpds - comprising mixt of thiobisphenol and para-alkoxy-phenol
Inventor: FRUHWIRTH OTTO DIPL CHEM DR
IPC: C07C7/20
Filed: 1971-09-27
Abstract: The inhibitor comprises (A) a thiobisphenol of formula: (where R is 1-4C alkyl, n is 1-3 and m is 1 or 2) and (B) a p-alkoxy phenol of formula:- (where R' is 1-4C alkyl). The inhibitor prevents polymsn. during storage, transportation and purification and is esp. useful for moist crude vinyl chloride which can be distilled in Fe appts. without polymsn.
Patent DE-2150921-A1 (DE)
Title: Compsns contg trimethoprim and sulphadimethyloxazole - - active against plasmodia
Inventor: MUECKTER HEINRICH DIPL-CHEM DR
IPC: A61K31/635
Filed: 1971-10-13
Abstract: Chemotherapeutic compsn. active against Plasmodia contg. as active ingredients (a) 2,4-diamino-5-(31,41,51-trimethoxybenzyl)pyrimidine (Trimethoprim) and (b) 2-sulphanilamido-4,5-dimethoxy-oxazole (sulphadimethyloxazole).
Patent DE-2152259-A1 (DE)
Title: Moulded pipe - has junction branches formed during moulding
Inventor: LOSSON EUGENE RICHARD GISLAIN
IPC: B28B21/74
Filed: 1971-10-20
Abstract: A moulded tube in an unhardened state is located on a tubular inner mould having an aperture in its side walls and an outer mould defining a cylindrical surface having an axis e.g. perpendicular to that of the inner mould is located around the inner mould so that the cylindrical surface is aligned with the aperture. A core element is located within the cylindrical surface and the inner mould filled with melt under pressure whereby the melt passes through the aperture, breaks the moulded tube and fills the space between the cylindrical surface of the outer mould and the core element to produce a junction branch. Subsequently the inner mould is emptied and the core element pushed through the aperture to provide a connecting aperture between the junction branch and the inside of the moulded tube. Pref. the core element has cutting formation which cuts an internal thread in the junction branch when the core element is withdrawn by rotation. The junction branch is formed during moulding, eliminating the necessity of fitting it afterwards e.g. by welding.
Patent DE-2166905-A1 (DE)
Title: Rocket motor for automatically controlled propulsion system - uses hydrazine as fuel motor is program controlled
IPC: F02K9/50
Filed: 1971-12-01
Abstract: Rocket motor for flight vehicle has a fuel gas generator a tank (2) for fuel, and a tank (3) for oxydant, to which tanks is connected a propellant injection system (4) leading to combustion chamber (5) and final nozzle (6). The motor is controlled by a programmed control unit (7, 8). The generator comprises a high-pressure gas storage device (9) connected to a hydrazine generator (10). The gen- may be connected to a jet pump to the fuel and oxydant tanks. The invention is suitable for unmanned rockets and provides a system having long storage life and good repeatability of performance characteristics.
Patent DE-2200503-A1 (DE)
Title: Thioamine/glutaraldehyde addn prods - greater sensitivity obtained when used in treatment solns for radiographic fi
Inventor: FRANK AMERING CHARLES
IPC: G03C5/305
Filed: 1972-01-05
Abstract: Prefd. thioamines are cysteine cystine, DL-penicillamine, DL-homocysteinethiolactone or 2-aminoethanethiol which are reacted with glutaraldehyde, partic. in 1:1 molar ratio. Specif. the 1:1 cysteine glutaraldehyde reaction product is obtained. Prepd. by the addition products is by adding the constituents to a common solvent pref. water. Prods used in a photographic treatment soln. partic. with a developer for a film sensitive to electromagnetic radiation. Greater sensitivity is obtained making possible shorter exposure and development in radiography.
Patent DE-2208124-A1 (DE)
Title: Roller coupling - ensuring rapid disconnection between rollers and the drive shaft
Inventor: HIRSCHFELDER HORST-DIETER
IPC: B21B35/14
Filed: 1972-02-22
Abstract: Coupling for connecting or disconnecting a roller and a drive shaft has a support mechanism with which the shaft engages during roller change. The driving mechanism for the support also simultaneously actuates the releasable coupling between the shaft and the roller. The coupling features locking members, ensuring reliable union during operation.
Patent DE-2214305-A1 (DE)
Title: Semiconductor devices for information storage - provided with silicon nitride coating
IPC: G11C11/34
Filed: 1972-03-24
Abstract: Semiconductor devices comprising single or multilayer insulating coating onto which semiconductor clusters or >=1 thin films of Si or Ge are located according to the Parent Patent are provided with a Si3N4 coating on the clusters or thin films. Thus a storage capacity is provided which can control the existance, polarity and amt. of the electric charge caught by the insulating coating.
Patent DE-2217403-A1 (DE)
Title: Synthetic yarn heater element - having fixed support and exchangeable heater
Inventor: LEITNER FRANK W
IPC: H05B3/00
Filed: 1972-04-11
Abstract: Stationary heater assembly for controlled heating of yarns and having a low output and a quick response includes in combination, an active and a passive unit, which are readily separable from each other for easy changing of the unit. The passive unit includes a holder and connecting elements for attaching the active unit to the holder and the active unit includes a yarn supporting surface and an opposite surface carrying the heater for the supporting surface, feelers and conductors for the heater and the feelers, the heater, feelers and the supporting surface forming an integral unit.
Patent DE-2241981-A1 (DE)
Title: Plastic laminate with wrinkle finish - made by shrinking the substrate
Inventor: HESS DIETER
IPC: B32B27/00
Filed: 1972-08-25
Abstract: A substrate film is heated to its softening point and passed, together with an adhesive-coated low-stretch film, between heated rollers (one metal, one rubber) to bond them together. The substrate film is fed in at slightly lower speed, so as to stretch it in the bonding process. Subsequent cooling of the combined laminate produces a wrinkled effect which looks more natural than an embossed effect and requires no further treatment.
Patent DE-2247425-A1 (DE)
Title: Composite glass rods for drawing light-guiding filaments - consisting of titanium-doped quartz glass core and undoped quartz glass sheath
Inventor: GRABMAIER JOSEF DR
IPC: C03C3/06
Filed: 1972-09-27
Abstract: The core of a composite glass rod is prepd. from a doped quartz glass powder produced by hydrolytic decompsn. of a Si halide (pref. SiCl4) and a Ti halide (&ref. TiCl4). The core is provided with an undoped quartz sheath by immersion in a melt prepd. from quartz glass powder obtd. by hydrolytic decomposn. of a Si halide (pref. SiCl4). As high purity materials are used the optical absorption of the prod. is low. A defect-free boundary between the core and the sheath is formed, whereby light scattering is eliminated.
Patent DE-2262763-A1 (DE)
Title: Semiconductor display with independent luminescent contacts - on diffusion zone of semiconductor crystal with pn-junction and common contact on other side
Inventor: BABENKO WLADIMIR ALEXANDROWITS
IPC: H01L33/00
Filed: 1972-12-21
Abstract: The independent luminescent contacts to the diffusion zone form the information to be displayed. The p-zone is 0.1-0.3 mu m thick and is common for all luminescent contacts, whilst the n-zone contains 1.5x1018 to 5x1018 neutral atoms/cm3 and has a thickness of 0.3-1.2 mu m between its compensated zone with a luminescence activator. The thickness and resistance of the p- and the compensated zones ensures a ratio >10 for the resistance between the 2 independent contacts along the diffusion zone to the resistance of a layer at each contact. Prodn. of this type of display equipment on a SiC crystal is also described. It is not necessary to remove the semiconductor material around the independent luminescent contacts.
Patent DE-2264640-A1 (DE)
Title: 2,2'-Cyclocytidine derivs - prepd by heating cytidine derivs. with a chloro-phosphoric acid and a carboxylic acid ester
Inventor: KANAI TADASHI
IPC: C07H19/06
Filed: 1972-09-08
Abstract: Cmpds. (I) are new: (where R is H or H2PP3; Y is H, OH, 1-4C alkyl or 1-4C alkoxy; and X is H, halogen or CH3; at least one of R, X and Y being other than H). This is a Division of 2,244,257. Antivirals and antitumour and anticancer agents. (I) are prepd. by heating corresponding cytidine derivs. of formula (II): with a chlorophosphoric acid and an ester of a carboxylic acid. Pref. chlorophosphoric acids are dichlorophosphoric acid, pyrophosphoryl chloride, esters of these cpds. and/or mixtures of these substances with a material obtd. by addition of water, a 1-8C aliphatic alcohol or of phenol to 0.5-2.0 molar proportions of phosphorus oxychloride or pyrophosphoryl chloride.
Patent DE-2301109-A1 (DE)
Title: Tubular sheath for nuclear fuel rod - with wall thickness varying in accordance with neutron flux density at different positions along sheath wall
Inventor: GOETZMANN CLAUS DIPL ING
IPC: G21C3/06
Filed: 1973-01-10
Abstract: Nuclear reactor fuel rod with the smallest possible proportion of tubular sheath material, partic. for nuclear reactors of high conversion or breeding rates, in which the pressure strength of the tubular sheath is varied by variation of the wall thickness or other constructional reinforcing precautions in local correspondence with the varying inner loading due to swelling of the nuclear fuel. In particular, the pressure strength is increased in zones of greatest neutron flux density. Savings in the sheath construction materials e.g. stainless steel or Zr alloy are considerable.
Patent DE-2318613-A1 (DE)
Title: Screw connection for tank trusses - for plastic tanks with trusses of 'U' shaped side sections with flat metalled head sections
Inventor: KETTLER PAUL ERICH
IPC: B65D90/02
Filed: 1973-04-13
Abstract: Screw connection for the simultaneous tensioning and adjustment of trusses for containers or tanks made from plastic materials used for heating oils. The trusses consist of separate 'U' shaped side sections with flat metalled head sections. At least one end of the head section is angled against the body of the tank and fitted with a bearing bore for the screw. The counter bearing is formed of pressings and bends from the side section material. A pair of straps are used for each truss to avoid the need for bending into place during assembly.
Patent DE-2321269-A1 (DE)
Title: Portable pellet processing appts - with air drying columns and screens for farm animal feed
Inventor: GUTTRIDGE DAVID
IPC: A23N17/00
Filed: 1973-04-27
Abstract: Transportable pellet cooling drying and screening apparatus for farm animal feed, consists of a pair of upright spaced rectangular columns with a pellet inlet distributor at the top. A fan connected to a plenum chamber between the columns draws air through the adjacent and remote larger permeable sides of the columns. The pellets are discharged over reciprocating screens at the bottom to a removal auger. Additional augers remove fines falling through the screens. Pref. the distributor has sloping sides under a tapering plate engaged by a scraper conveyor. A bucket conveyor raises the raw pellets. The screens are reciprocated at 15-20 cycles/min. by pneumatic rams. The apparatus allows each farmer in a group to size whatever foodstuffs he has available from his own prodn. The finished pellets handle and store well.
Patent DE-2329264-A1 (DE)
Title: Gripper for spinning frame doffer - applying uniform tension to tubes irre-spective of dimensional tolerances, preventing damage and interruption of cycle
Inventor: GOLLE ACHIM DIPL ING
IPC: D01H9/00
Filed: 1973-06-08
Abstract: The grippers of an automatic doffer for spinning and twisting frames have a double spring and an expander tube bolt which is free to slide onward when the predetermined compression load of the opening spring is reached. The guide holding the expander tube bolt is pushed down by a cam plate against the pressure of the main spring which closes the expander tube and releases the yarn tube when the sequence is complete.
Patent DE-2338360-A1 (DE)
Title: Screwed pipe coupling - uses two-component adhesive pre-coated tail piece protected by plastics film
Inventor: VOOS UDO
IPC: F16L23/024
Filed: 1973-07-26
Abstract: The tail pieces are lined with two-part adhesive in spots, rings, or longitudinal stripes and then covered with a thin film of protective plastics. The ends of the pipes which are prepared by sandblasting or wire brushing are slid into the tailpieces and in so doing remove the plastic film and mix the two-part adhesive which is then exposed. The two parts of the pipe joint are then assembled by screwing up the coupling nut. The plastics film is pushed into a groove at the end of the tail piece. The invention ensures that the two part adhesive has the correct proportions of resin and hardener.
Patent DE-2339264-A1 (DE)
Title: Front wheel drive vehicle steering system - includes engine mounted low over axle and between axle bracing struts
Inventor: BURCHARD PETER DIPL ING
IPC: B60G9/00
Filed: 1973-08-02
Abstract: The driven front axle is braced on the chassis by two struts in a V-setting and secured at a single point on the chassis in front of the axle, on a cross member. The rear of the axle is braced by two inclined struts onto the rear of the chassis. The engine is positioned under the cab seats and is shaped to fit low over the axle, with the sump pan profiled to fit between the front struts. The front struts are higher than the rear ones and are attached to the top of the axle on mountings inside those of the rear struts, which are connected to the underside of the axle.
Patent DE-2339323-A1 (DE)
Title: Roller assembly for offset printing machine - enables additional printing carrier to be printed with the rubber cylinder
Inventor: FISCHER HERMANN
IPC: B41F7/14
Filed: 1973-08-03
Abstract: At least one supplementary printing cylinder or perfecting cylinder is associated with the rubber cylinder of the roller assembly whereby an additional printing carrier is fed between rubber cylinder and printing-or perfecting cylinder so as to receive a second or multiple image. The perfecting cylinder is formed as a rubber cylinder of an individual printing roller assembly. This cylinder has several plate cylinders. If the perfecting cylinder has a mirror-image stamped relief plate then relief printing can be effected cheaply on the reverse side of the additional printing carrier.
Patent DE-2339628-A1 (DE)
Title: Magnetic disc player with stylus sharpening facility - whereby foil with grooves containing polishing materials is used between playings
Inventor: HELLER JUERGEN
IPC: B24B19/16
Filed: 1973-08-04
Abstract: The disc player has a special facility which permits its stylus to be sharpened or polished before discs are played by the use of a flexible foil whose grooves contain abrasive material. The polishing grooves are nearer the outside than the inside of the foil, which is placed on a turntable which rotates at high speed. The turntable has inner and outer ledges in its upper surface, the foil being fastened to the inner ledge. The outer ledge is higher than the inner, the difference in height being not more than 10% of the foil radius.
Patent DE-2343226-A1 (DE)
Title: Moving-iron correctors for magnetic compasses - have width-resistant compensation of D.E. and K-3 coefficients
Inventor: UHLIG HANS-RUEDIGER
IPC: G01C17/38
Filed: 1973-08-28
Abstract: The moving iron corrector is made up of an arrangement of magnetically soft material, in which in the vicinity of the magnetic compass system the extension of the magnetically soft material in a tangential direction is greater than its extension in a radial direction. In contrast, in the parts remote from the compass system the extension of the magnetically soft material is greater in a radial direction than its extension in a tangential direction. The arrangement of magnetically soft material can consist of a coherent piece of magnetically soft material.
Patent DE-2344221-A1 (DE)
Title: Support lines for plants, esp. hops and vines - with projections on extruded plastic strands to ensure a firm hold
Inventor: VIHNALEK ROBERT
IPC: A01G17/04
Filed: 1973-09-01
Abstract: A support line for a climbing plant is extruded from a thermoplastic or a heat setting resin, and has on its circumference, holding surfaces, formed by depressions, projections, narrowings or thickenings, laid out as points or lines at regular or irregular spacings. The support line is non-rusting and thus provides ample support without the possibility of damage to the plants. At harvest the support line can be cut down with the vines.