baber/WOPTO huggingface dataset:
Patent WO-03074844-A1 (WO)
Inventor: MISCHKER KARSTEN
IPC: F01L9/10
Filed: 2003-01-17
Abstract: Die Erfindung betrifft einen Zylinder-Kolbentrieb, insbesondere einen hydraulisch gesteuerten Aktuator 1 zur Betätigung eines Gaswechselventils 2 einer Brennkraftmaschine, beinhaltend einen innerhalb eines Zylinders 6 verschieblichen Stellkolben 8, der mit voneinander abgewandten Kolbenseiten 14, 16 Druckkammern 10, 12 begrenzt, wobei der Stellkolben 8 mehrteilig ist und aus wenigstens zwei ineinander gesetzten und relativ zueinander verschiebbaren, an Anschlagflächen 36, 38 gegeneinander anschlagbaren Teilkolben 18, 20 besteht, wobei eine Druckkammer 10 von allen und die andere Druckkammer 12 nur von einem Teil der Teilkolben 20 begrenzt und die Verschiebewege der nicht die andere Druckkammer 12 begrenzenden Teilkolben 18 gegenüber dem Gesamtverschiebeweg des Stellkolbens 8 reduziert und wenigstens eine am Zylinder 6 angeordnete Anschlagfläche 36 vorgesehen ist, an welcher eine Anschlagfläche 38 von einem der Teilkolben 18 nach Zurücklegen des reduzierten Verschiebeweges anschlägt. Die Erfindung sieht vor, daß zumindest einige der einander zugeordneten Anschlagflächen als im Anschlagfall jeweils einen Kegelsitz bildende Kegelflächen 36, 38 ausgebildet sind. Hierdurch wird der Leckagevolumenstrom durch den Stellkolben reduziert.
Patent WO-03083149-A1 (WO)
Inventor: DAUB HANS WERNER
IPC: C22C29/00
Filed: 2003-03-21
Abstract: L'invention concerne un matériau tranchant à base de métaux durs ou de cermets, permettant l'usinage de pièces en acier allié au chrome. Ce matériau tranchant contient une phase de substances dures à base de carbures, nitrures et/ou carbonitrures et une phase de liaison à base de fer, cobalt et nickel. L'objectif de cette invention est d'éviter une adhérence du matériau tranchant au cours d'opérations d'usinage. A cet effet, la phase de liaison contient 10 à 75 % en masse de Co, 10 à 75 % en masse de Ni, 5 à 30 % en masse de Cr et > 20 à 60 % en masse de Fe, la somme de Co, Ni, Cr et Fe n'excédant pas 100 % en masse.
Patent WO-2004017667-A1 (WO)
Title: Effizienter anschluss von isdn-nebenstellenanlagen an ein paketnetz
Inventor: LOEBIG NORBERT
IPC: H04Q11/04
Filed: 2003-06-11
Abstract: Die Erfindung betrifft die vom Anschlusstyp unabhängige Repräsentation von ISDN-Anschlüssen (PRA, BRA) in einer paketorientierten Vermittlungsstelle (P-Vst1). Durch Anpassung der von ISDN-Anschlüssen übertragenen Signalisierungsinformationen in einem peripheren Adapter (TNE1) können in der paketorientierten Vermittlungsstelle (P-Vst1) verschiedene ISDN-Anschlusstypen als ein einheitlicher Anschlusstyp behandelt werden. Die Anpassung kann beispielsweise mit Hilfe einer Umsetzungstabelle für die von Signalisierungsnachrichten umfassten Nutzdatenbezüge und Rufkennungen vorgenommen werden. Die Erfindung hat den Vorteil, einer aufwandsarmen Darstellung von ISDN-Daten in der paketorientierten Vermittlungsstelle (P-Vst1). ISDN-anschlussbezogene Daten brauchen nicht in der paketorientierten Vermittlungsstelle (P-Vst1) verwaltet zu werden.
Patent WO-2004034462-A1 (WO)
Title: Trenchisolation in substratscheiben mit logik- und leistungshalbleitern
Inventor: LERNER RALF
IPC: H01L21/762
Filed: 2003-10-08
Abstract: Es wird eine Schichtanordnung (4b,5b,9b,10,9a,5a,4a) innerhalb eines Isoliergrabens (Trench) für eine verbiegungsarme Isolation von Schaltkreisen mit der Eignung einer elektrischen Isolation von Hochspannungs-Leistungsbauelementen (7) gegenüber auf dem selben Chip (1,2,3) integrierten Niederspannungs-Logikelementen (6) vorgeschlagen. Eine Herstellung mit alternierender Vertikalschichtfolge im Trench (T) wird beschrieben. Die Spannungsfestigkeit für hohe Spannungen wird verbessert und es werden Fehlereinflüsse durch Substratscheiben-Verbiegungen verhindert.
Patent DE-1807811-A1 (DE)
Title: Sheet metal bending machine
Inventor: LINNER RUDOLF
IPC: B21D5/02
Filed: 1968-11-08
Abstract: The two end pieces are fastened down solidly and the lower support edge is supported by supports. The machine is fitted with hydraulic plungers which press precisely onto the supports of the lower support edge thereby firmly clamping the workpiece. The two end pieces are equipped with guiding ledges for ball bearings ensuring absolute vertical pressure.
Patent DE-1918041-A1 (DE)
Title: Glandular disease treatment comp contng - ribonucleic acids
Inventor: WOLFGANG GOETZE-CLAREN PROF DR
IPC: A61K31/70
Filed: 1969-04-09
Abstract: Granular disease treatment composition containing ribonucleic acids Composition, which can be administered orally, or by injection, comprises a solid or liquid carrier, ribonucleic acid and, as a stimulant, another ribonucleic acid(s) extracted from the corresponding glands or organs of animal embryonic tissue.
Patent DE-1933275-A1 (DE)
Title: Coating table for paper or textile webs
Inventor: SCHELZIG MANFRED
Filed: 1969-07-01
Abstract: Coating table associated with a doctor blade or squeegee roller is formed by a fluid filled cushion having a rigid fluid container and an elastic cover constituting the table top.
Patent DE-2006188-A1 (DE)
Title: Sludge centrifuge signalling device
IPC: G01N27/06
Filed: 1970-02-11
Abstract: The device indicates when the centrifuge has been filled with sludge to a certain level. Two components, orientated in two different positions and adjusted to a certain time-difference of the fluid separated by, and flowing out of the centrifuge, sense the condition or properties of the liquid. The two readings are compared in a unit that sends a signal when the difference between the two reaches a pre-determined magnitude.
Patent DE-2012362-A1 (DE)
Title: Wound bandage with adhesive backing
IPC: A61L15/58
Filed: 1970-03-16
Abstract: The backing is formed as a long strip coiled onto a drum and having gauze and/or cellulose pad liners whereby the backing and liners are completely divided along the mid-longitudinal axis by a continuous split or gap and the parts are held together on either side of the wound by a common covering cap manufactured from transparent plastic.
Patent DE-2030479-A1 (DE)
Title: Corrugated paper machine - changeover gearing with slowdown period for re-tooling
IPC: B31F1/28
Filed: 1970-06-20
Abstract: Override gearing driven off a brake motor is used to step down the output shaft and thus the stock feed rate during changes to new format which involve re-tooling in the line downstream of the glue applicator belts. The inside toothed sun wheel of the bearing has a worm wheel to engage the worm driven off the brake motor, and an infinitely adjusted gearing can be coupled to the free shaft end of the worm via couplings arranged between the adjustable gearing and the worm and between the worm and the motor. The reduction in feed speed obtd. is sufficient for changing tools or process items between the applicator and the cross-cutter, as the end of the old type format passes through.
Patent DE-2033613-A1 (DE)
Title: Pre-cast reinforced concrete structural units - -
IPC: C04B28/06
Filed: 1970-07-07
Abstract: Portland cement-based stress cement, swelling components of which contains CaO, is used in pre-cast reinforced concrete structural unit production by moulding the articles, ageing until sufficiently strong for stripping from moulds, stripping, hydrothermally treating at >=50 degrees C for 1-4 hrs. and then ageing in water for 3-4 days. Pref. hydrothermal treatment takes 2-4 hrs. at 50-90 degrees C, and pref. 1-2 hrs. at 90-100 degrees C.
Patent DE-2041976-A1 (DE)
Title: 3,3-dimethyl-acrolein prodn - from 3-methyl-2-buten-1-ol by dehydrogenation in presence of nucleophilic cpds and basic metal
Inventor: MUELLER HERBERT DR
IPC: C07C45/00
Filed: 1970-08-25
Abstract: Prepn. of (CH3)2C=CHCHO, useful as inter, in synthesis of natural prods. or pharmaceuticals, e.g. citral, beta-ionone, 2-methyl-2-hepten-6-one and chrysanthemic acid, by catalytic gas-phase dehydrogenation of (CH3)2C=CHCH2OH at 150-600 degrees C, takes lace in presence of aliphatic or aromatic organic N-, P- or S-cpds. with nucleophilic props., pref. used in 0.1-2wt.% concn., pref. consisting of MENH2, urotropine, thiophene, PPh3 or NH3 gas, and/or basic metal oxides, pref. BaO, CaO or MgO, used as dehydrogenation catalyst supports or additives.
Patent DE-2044461-A1 (DE)
Title: Multi-stage cyclohexane oxidation - giving products used in nylon-6-and-66-prepn
IPC: C07C35/08
Filed: 1970-09-08
Abstract: Multi-stage oxidation of cyclohexane is carried out with air which is led into each stage in the same quantity, at 150-180 degrees C and 7-20 atmos., using cyclohexane soluble Co salt catalysts, in a quantity of 0-0.003 wt.%, based on cyclohexane. The ratio of the reaction vol. in the 1st stage to the total reaction vol. of all the following stages is 1:1-2 and the degree of conversion of cyclohexane is 3-10%. The oxidn. prods., cyclohexanol and cyclohexanone, are used in the prepn. of nylon 6 and nylon 66.
Patent DE-2049878-A1 (DE)
Title: Polystyrene packaging material - coated with polyvinylidene chloride and of improved imperviousness to gases and vapours
IPC: C08J7/048
Filed: 1970-10-10
Abstract: Polystyrene articles used for packaging, esp. foodstuffs sensitive to oxidation or moisutre, are rendered imprevious to gases, vapours, ois, etc., by immersing the articles in a suspension of (co)polymers of vinylidene chloride in a solvent inert ot polystyrene, usually an alcohol, pref. nethanol, and evaporating the solvent at a temp. below the thermal deformation temp. of polystyrene, leaving a coating of the PVC.
Patent DE-2061760-A1 (DE)
Title: Polyglycolamine salt anionic dyestuffs
IPC: C09B/
Filed: 1970-12-15
Abstract: Concentrated aq. solns. of non-metallic anionic dyestuffs characterised in that they cont. salts of the dyestuffs with polyglycolamines (I) of structure where R1, R2 are alkyl, or -(CH-CH-O)-m, R3 and R4 are H, Me or Et and n is 2 to 20, m is 1 to 20. An org. water-soluble binder is also present which can be the polyglycolamine described above. These concentrated aq. dyestuff solns. have high storage stability.
Patent DE-2101096-A1 (DE)
Title: Hollow turbomachine blade - the internal surface being lined with an alloy which contains capillaries
IPC: F01D5/18
Filed: 1971-01-12
Abstract: For better heat transfer the internal surface exposed to the cooling medium is lined with an alloy of approx. eutectic compn. The alloy consists of at least two phases and has a lamellar or net-like structure which is obtd. by directional solidification from the melt. The alloy is provided with capillaries by removing one of the phases by electrolytic polishing. The alloy consists pref. of a phase (alpha) of a transition metal of grps. VIII and 4 and a second pahse (beta) which is a carbide of the transition metal, having the structure Cr7-xMexC3. The blade material may be made of the same alloy provided with capillaries in same manner.
Patent DE-2122935-A1 (DE)
Title: Continuous pipe drawing - using floating plug
IPC: B21C1/24
Filed: 1971-05-10
Abstract: Ends of the pipes are welded together with a weld flash within the tubes small enough to form no barrier of material inside the plug during drawing. PreF. the pipes are continuously pickled, and are annealed under protective gas, before drawing.
Patent DE-2149245-A1 (DE)
Title: Alkyl 4-phenyl-2-imidazolecarbamates - with virustatic activity
Inventor: GRAFE ALFRED DR
IPC: C07D233/88
Filed: 1971-10-02
Abstract: Cpds. of formula (I): (where R is 1-4C alkyl, and ring A is opt. mono- or di-substd. by halogen, esp. Cl or Br, or lower alkoxy, esp. MeO) are virustatics active against both RNA and DNA viruses. They are pref. prepd. by reacting an opt. substd. 2-bromobenzophenone with an alkoxycarbonylguanidine.
Patent DE-2152955-A1 (DE)
Title: Plastics swimming bath - or sanitary fitting with polyurethane foam core and deep drawn shell surfaces
Inventor: SCHOLZ HANS
IPC: C08J9/34
Filed: 1971-10-23
Abstract: A plastics object, vessel, or component has a plastics facing shell on a polyurethane foam core. The shell is of thermally deformable plastics, esp. PVC, polyethylene, polypropylene, or ABS type and the agent used for bonding this to the core is pref. a cyclohexane peroxide. A prefd. form is a swimming bath having sufficient strength to enable it to be transported and laid directly in the ground, without a concrete surround.
Patent DE-2205987-A1 (DE)
Title: Reconditioning of stale pastry - by introduction of saturated steam
Inventor: HANISCH MANFRED
IPC: A21D17/00
Filed: 1972-02-09
Abstract: Left-over pastry, bread and crusty rolls can be made as crisp as on the day it was baked, by introducing saturated steam of 0.5 to 1.0 atm. gauge pressure through several parallel needle nozzles. The steam is preferably introduced in the direction of the pores; loaves of bread are treated for 10 sec and rolls for 5 sec.
Patent DE-2211562-A1 (DE)
Title: Re-use of plastics waste - including polyethylene and hostalen (rtm)
Inventor: THIELE FRIEDRICH
IPC: C08J11/06
Filed: 1972-03-10
Abstract: Used plastics are also further processed by melting, for products of various kinds, specif. those for which wood and stone are used at present, e.g. plaster, boundary markers, kerbstones, paving stones, boxes or garden fence posts.
Patent DE-2232320-A1 (DE)
Title: Continuous casting mould metal level - is controlled by computer controlled stopper setting
Inventor: WEBER WOLFGANG PROF DR ING
IPC: B22D11/18
Filed: 1972-06-27
Abstract: The computer system for control of the melt level in continuous casting moulds by regulation of the tundish or ladle stopper is effected by means of comparison with a model and feeding and processing of the consequential differential values found in an analogue computer and after application of the relevant correction factors such e.g. for vibration feeding of the relevant control data to a controller for operating the setting device for the tundish stopper. The zero point for the stopper regular is pref. set below the actual zero setting for the stopper. The method permits automatic control of metal feed in mould melt head in continuous casting moulds.
Patent DE-2245850-A1 (DE)
Title: Chipboard press - with resilient seating for permeable plate bearing against chipboard
Inventor: MEKINEN A E
IPC: B27N3/20
Filed: 1972-09-19
Abstract: A press for making chipboard comprises an enclosed pressing chamber containing several storeys of plates, each having at least two parallel raised edges. A gas-permeable (e.g. perforated) plate fits between these edges. This permeable plate is elastically supported, so that in its natural position it is approx. flush with the raised edges of the pressing plates, but when the press is closed it retreats into its recess and leaves the edges projecting clear of it.
Patent DE-2246652-A1 (DE)
Title: Effluent/sewage treatment under pressure at elevated temp - for reduction of B.O.D. or C.O.D. at increased rates
Inventor: OTHMER DONALD F PROF
IPC: C02F1/52
Filed: 1972-09-22
Abstract: Treatment of aq. efffluents, e.g. domestic or ind. waste liq., is by (a) dissolving oxygen in the liq. and holding this in a press. zone at the press. of 0.5-10 atmos. (gauge) and at a temp. 86 degrees C, to increase the solubility of O2 and other gases in the liq.; (b) discharging the liq. from the press zone and expanding it to atmospheric pressure, thereby reducing the solubility of the dissolved gases, at least part being released and discharged; (c) recycling the expanded liq. into the press. zone after again placing it under press. to increase the solubility and feed of O2; and (d) repeating the cycle 2-50 times to provide a residence time of 10 mins in the press. zone.
Patent DE-2256979-A1 (DE)
Title: Hypoglycaemic phenyl sulphonyl ureas prepn. - by amine cleavage of phenyl sulphonyl sourea alkyl ethers
Inventor: AUMUELLER WALTER DR
IPC: C07C303/36
Filed: 1972-11-21
Abstract: Cpds of formula (I): (where R is lower alkyl, lower alkoxy, halogen, NH2, CF3, MeCO or acylaminoalkyl (acyl is the residue of a (cyclo) aliphatic, aromatic or heterocyclic carboxylic acid or of a carbamic acid, and alkyl is 1-4C); R1 is lower alkyl, cycloalkyl or cycloalkylalkyl (all opt. substd by lower alkoxy) or a polycyclic residue opt. bonded to N via lower alkyl; R2 is H or NR1R2 is a 5- to 7-membered ring opt. substd by lower alkyl of endoalkylene), and their salts are prepd by cleaving a cpd of formula (II): (where R3 is 1-3C alkyl) with a pri. or sec. amine.
Patent DE-2257149-A1 (DE)
Title: Wiper blade for discharging rotating vessels - is a lever with a wiper arm angled opposite to rotation and second arm moving against reaction bearing
Inventor: SCHYMURA KONRAD DIPL ING
IPC: F27D15/02
Filed: 1972-11-22
Abstract: The two-arm lever, with the reaction bearing and the lever fulcrum, is disposed on a common base frame pivoting about a rotation centre. This latter may be situated at a point on the base frame, that is remote from the reaction bearing of the second lever arm and teh outer edge of the rotating vessel.
Patent DE-2307694-A1 (DE)
Title: Carpet mfr from strips - from woven fabric
Inventor: REINHARD RUEDI
IPC: D05C17/00
Filed: 1973-02-16
Abstract: Carpet is mfrd. by weaving a fabric in which the warp yarns are spaced in uniform gps. to provide weft yarn free of warp yarns, cutting the warp yarn gps. medially to provide strips of uniform width and aligning the warp yarn gps. in juxtaposition such that the warp yarns from the backing and the weft yarns form the pile of the carpet.
Patent DE-2310519-A1 (DE)
Title: Dl-lysine resolution - with optically active beta- (5-(methylhydantoin)-propionic acid in water
Inventor: SUVERKROPP GEETRUDES HERMAN
IPC: C07C227/34
Filed: 1973-03-02
Abstract: Optically active lysine, pref. the 1-isomer, or its salt is produced from the racemate with optically active beta- 5-(5-methylhydantoin) -propionic acid (I) pref. the 1-isomer in aq. soln. (I) does not racemise and gives very pure diastereoisomeric salts in good yield, and water is a good solvent for their sepn. (I) is obtd. according to DT 2310527, and its optically active salts are sepd. into lysine and (I) by means of ion-exchangers contg. SO3H-gps.
Patent DE-2319236-A1 (DE)
Title: Stable concd. dye dispersions in water - prepd using condensates of phenol, urea and formaldehyde as dispersing agents
Inventor: HENSEL KURT
IPC: C09B67/46
Filed: 1973-04-16
Abstract: The dispersions contain (A) 40-60 wt.% dispersion or vat dye, and (B) a dispersing agent obtd. by further condensing (I) a condnsn. prod. of phenol sulphonic acids, free of condensed ring systems, with urea and HCHO in molar ratio 1:1-1.5:1.7-2.2, with (II) a condnsn. product of phenol and formaldehyde made in strongly alkaline medium and then reacted for 1-2 hr. at pH 2-4. Ratio of (A) to (B) is 3-25:1 by wt. (I) and (II) are condensed together in a strongly acid medium. The dispersions are made by milling the dye in aq. suspension in presence of (B) at 20-90 degrees C and have a high dye concn. but are readily pumped and poured and can be easily dispersed in water by stirring. The small amt. of (B) used results in light and brilliant shades without yellowing of the fibres.
Patent DE-2323341-A1 (DE)
Title: Rapid interchange of blast furnace tuyer - using flexural spring and fluid actuated cylinder to produce large driving forces
Inventor: HUEMMLER OTTO
IPC: C21B7/16
Filed: 1973-05-09
Abstract: The tuyere itself is received on a take up head with a support section and a holder which are brought into a locked position by a location rod which can be adjusted within a support arm. A bearing ring for a force applying device is adjustably aligned on the support arm, the associated adjustable drive consisting of >1 flexural spring together with a piston-cylinder and a linked prestressed press. accumulator.
Patent DE-2334861-A1 (DE)
Title: Splitting tree-trunk sections - involves trunk holder and movable splitting-wedge on hand-operated curved frame
Inventor: EDER WOLFGANG
IPC: B27L7/00
Filed: 1973-07-09
Abstract: This is for splitting 1-1 1/2 m sections of tree trunks into two or more pieces convenient for handling in the forest area. The frame is steeply curved, with the holder, such as a blade for application to the trunk section surface on one of its arms, the splitting wedge being movable towards this and mounted on the other arm, pref. powered by a hydraulic cylinder, with spring-action return or moved both ways by a double-action cylinder; or powered by an electric or combustion motor. This is portable, and can be operated by one man, with the trunk sections lying on the ground.
Patent DE-2334905-A1 (DE)
Title: Staged forwarding of reinforced concrete bridge structure - with girder rear axially displaceable relative to front formwork-carrying parts
IPC: E01D21/10
Filed: 1973-07-10
Abstract: This is esp. for bridges of closed box section, with top laterally cantilevering roadway slab, using hydraulic presses or similar supports during concreting, and projecting longitudinal girders carrying the formwork components for a forwarding section, these girders being fitted laterally outside the formwork for the superstructure sides and connected to the self-supporting outer formwork for the whole part of the superstructure below the roadway slab as in 2240678. Making the girder's rear parts axially displaceable relative to the front parts makes it possible to bring two such assemblies close enough together for their formwork to touch at the rear edges without dismantling or swivelling the projecting parts of the girder. The latter is pre. of the box type, with the rear parts telescopically displaceable in the front ones.
Patent DE-2338128-A1 (DE)
Title: Water hammer prevention device - pipe sections shaped to modify water pressure
Inventor: REIMERS ERNST
IPC: F16K17/04
Filed: 1973-07-27
Abstract: The bypass valve and the sections of the flow channel in frontof and behind the valve are geometrically formed and the surfaces of these sections are finished in such a way that when the valve is opened the alteration produced in the static pressure of the fluid on the closing element almost compensates for the alteration in the dynamic force exerted on this element. This prevents the closing element from oscillating noisily.
Patent DE-2339832-A1 (DE)
Title: Roof building coping brick - has exterior grooves for the adjacent coping bars and recesses for tile ribs with overlap forming seal
Inventor: BILLIG WERNER
IPC: B28B3/12
Filed: 1973-08-07
Abstract: Roof coping brick for laying without mortar has a circular segment shaped exterior profile and at least one exterior or groove at one longitudinal end. At the other longitudinal end are a number of bars corresponding to the number of grooves which engage into the adjacent coping brick grooves. On the lower edges are recesses corresponding to the exterior longitudinal ribs of the roofing tiles and there is at least one opening for a securing nail. A covering piece overlaps the adjacent coping brick giving a good seal.
Patent DE-2345217-A1 (DE)
Title: Multi purpose fixture on stepwise rotating plate - holds workpieces to be machined from all sides
Inventor: SCHAIBLE ERNST
IPC: B23Q7/16
Filed: 1973-09-07
Abstract: Machine tools and fixtures are mounted round the rotating plate. The workpiece is first held in a first set of pneumatically operated jaws. After the first machining operation, the table is rotated one step. At the next station a workpiece rotation fixture is provided instead of a machine tool. The rotation fixture is lowered and grabs the workpiece in another set of pneumatically operated jaws, after which it is rotated to present another face of the workpiece to the next machine tool. A pinion is mounted on one of the jaws which engages with a jack. The jack and pinion reverse the position of the workpiece between the two next work-stations.