baber/WOPTO huggingface dataset:
Patent DE-2164828-A1 (DE)
Title: Scum trap - using centrifugal force and gravity
Inventor: SCHNITZSPAN HANS GUENTHER
IPC: B01D21/00
Filed: 1971-12-27
Abstract: Scum trap has a funnel shaped sump (1) with a feed port (6) for the waste water (sewage) at approx. water level and a run off (5) below that level jointed to a vertical drainage pipe (3) running down almost to the floor of the sump. Surrounding the top of this vertical pipe (3) is an overflow rim (4) whose top is a little below maximum water level (7). A central stack pipe (2) surrounds the overflow (4) and has its top clear of the highest water level (7). The bottom entry (13) to the vertical drain (3) is inclined at approx. 45 degrees to the vertical. Relatively high capacity for small volume treatment plants and easy cleaning. The sewage inlet (6) is approx. tangential. The central stack pipe (2) within which the liquid surface is isolated from the scum, has its base at approx. half the height of the sump. The overflow (4) is a half cup on the inner wall of that stack pipe.
Patent DE-2212843-A1 (DE)
Title: Foundation compsn - for appln under water-impermeable floorings
Inventor: ANDREE GERD
IPC: C04B28/06
Filed: 1972-03-16
Abstract: Claims use of a mixt. of alumina melt cement, gypsum, finely-granular additives, admixed with water, as spreadable foundation compsn. under water-impermeable floorings which are to be laid 1-2 hr. after appln. of the foundation compsn. Specifically, 5-20 p.b.w. gypsum, 25-50 alumina melt cement, 1-10 Portland cement, 1-5 PVAc dispersion powder, 0.1-1 PVA, 0-20 chalk or limestone powder, 30-70 quartz flour or sand, opt. small amount of melamine resin derivs. Claimed compsn. does not tend to crack when applied in rel. thick layers, has superior flexural tensile and compressive strength. Good scratch resistance.
Patent DE-2214306-A1 (DE)
Title: Sprayable solns for forming protective films on wounds contg - film-forming polymers and aliphatic hydrocarbons as solvents
Inventor: SCHMIDT RUPRECHT
IPC: A61L26/00
Filed: 1972-03-24
Abstract: Irritation of wounds or other injuries is avoided by using aliphatic hydrocarbons (pentane, hexane, lignin, petrol, etc.) as solvents for film-forming polymers, pref. polyesters of (meth)acrylic acid with methyl, ethyl, propyl alcohols, etc., or ethylene or propylene diols, or ethyl cellulose, cellulose butyrate or acetate. Propellants such as fluorochlorohydrocarbons, or chlorides or fluorides of alkyls or alkenyls can be used. Other suitable additives include plasticisers, antibiotics, bactericides, fungicides, pain-relieving agents, dyes, etc.
Patent DE-2237351-A1 (DE)
Title: Polyamide gasket ring for supply line pipes - having internally projecting ribs to improve seal
Inventor: SEISLER HANS GERHARD
IPC: F16L15/04
Filed: 1972-07-29
Abstract: The gasket ring is formed as a sleeve with a cylindrical inner circumferential surface pushed onto the externally threaded adapter sleeve whilst the outer surface has a slight truncated cone shape the ring is made of a temp. resistant plastic esp. polyamide i.e. Nylon in which the inner circumferential surface of the sleeve has short longitudinal ribs formed in one piece with the sleeve and projecting inwards.
Patent DE-2248660-A1 (DE)
Title: 2-Amino-6-halo-3,5-dicyanopyrazines - useful as inters for pharmaceut-icals, are prepd. from tetracyanoazapropenides and hydrogen halide
Inventor: FRIEDRICH KLAUS DR
IPC: C07D241/26
Filed: 1972-10-04
Abstract: Cpds of formula (I) (where X is Cl, Br or I) are prepd. by treating a 1,1,3,3-tetracyano-2-azapropenide of the formula (NC)2C=N-C(CN)2 M+ (where M is an alkylammonium ammonium or metal cation), with HX, in a water-miscible solvent or a mixt. of such a solvent and water at between 0 degree and the b.pt. of the reaction mixt. Suitable as pharmaceutical intermediates.
Patent DE-2264956-A1 (DE)
Title: Starting laminate for printed circuit production - having a very thin layer of copper or other metal laminated to an insulating substrate
Inventor: KONICEK JIRI KAMIL
IPC: C25D3/38
Filed: 1972-08-26
Abstract: Starting material for printed circuits, consisting of a use-once metal foil of Al, Zn or other alloys or steel, on which is applied by electroplating, a thin, imperforate metal layer free from any pattern and having a thickness of 1-15 mum, which is bonded to an insulating plate in the form of a flat material or a plastic film. The use of a very thin metal layer virtually eliminates undercutting during etching to leave the circuit conductors. Etch time is reduced and narrow conductors with small spacing can be produced with high dimensional precision.
Patent DE-2305092-A1 (DE)
Title: Alpha-aminomethylbenzyl alcohol derivs. - prepd. by redn. of corresponding protected derivs.
Inventor: MURAKAMI MASUO
IPC: C07C233/00
Filed: 1973-02-02
Abstract: Title cpds. of formula (I): (where one of A and B = H or OH, the other -NR1R2; R1 is diff. from R2 and H or alkyl; R2 = H or -CO-R4; R4 = H or alkyl opt. substd. with OH, alkoxy or acylamino; R3 = alkyl or phenylalkyl opt. substd. with hydroxyl, alkyl, alkoxyl or acylamino), are prepd. by catalytic redn. of cpds. in which one or more H atoms of the mono-substd. amino gp. and its hydroxyl gps. are protected by e.g., benzyl, or (p-NO2)-benzyloxycarbonyl. (II) are beta-adrenergic stimulants and are very active on smooth respiratory muscles.
Patent DE-2311637-A1 (DE)
Title: 2-Aminobenzylamine derivs prepn. - by direct amination of 2-aminobenzyl derivs, used as secretolytics and anti-tussives
Inventor: KECK JOHANNES DIPL CHEM DR
IPC: C07D295/185
Filed: 1973-03-09
Abstract: Title cpds. of formula (I) (where R1 = H, Cl or Br; R2 = H or 1-3C alkyl; R3 = cyclohexyl opt. substd. by OH and R4 = H; or R3 = isopropylaminocarbonylmethyl, or morpholinocarbonylmethyl and R4 = H or PhCHO and X1 = Cl or Br) are prepd. by condensing a halide, acyloxy or sulphonyloxy deriv. of the corresp. benzyl alcohol, with an amine R2R3NH.
Patent DE-2322389-A1 (DE)
Title: Glass fibre reinforced plastic tank - has a tank casing and an overlapping floor with a synthetic resin impregnation between
Inventor: GEISLER NORBERT
IPC: B65D90/08
Filed: 1973-05-04
Abstract: Glass-fibre reinforced, container, esp. as a heating oil tank, with a tank casing to which a floor is fixed, where casing and floor overlap each other and the overlapping interspace is filled with synthetic resin in the form of an impregnation resin into which glass fibres are imbedded. An inner shoulder is fitted to one of the parts to be joined, partic. to the floor, and supports the centrepieces, while an elastic seal is fitted in the region of the inner shoulder.
Patent DE-2329257-A1 (DE)
Title: Pressure measuring device with liquid filling - is for pressure transmission from an inaccessible space especially in core of sodium-potassium cooled nuclear
Inventor: KNAPPE OTTO
IPC: G01L7/08
Filed: 1973-06-08
Abstract: The appts. consists of capsule pressure pickup inside the space, to which a pressure gauge or a differential pressure gauge is connected through capillary tubes. A separating element with a diaphragm is connected to the capillary tubes. It has an adjustable piston acting on the liquid inside the space, controlled by a screw against a spring load. For pressure to be measured in nuclear reactors subject to radiation and high temperature conditions, the capsule inside in the pressure pickup and the capillary tube are filled with sodium-potassium alloy.
Patent DE-2337954-A1 (DE)
Title: Europium-activated red luminescent matl. - based on gadolinium-yttrium- or lanthanum oxide and prepd. using sulphur-bearing fluxes
Inventor: KROENES GERHARD
IPC: C09K11/77
Filed: 1973-07-26
Abstract: A rare-earth metal activated luminescent matl. based on the oxides of Gd, Y or La, is prepd. by heating their oxalates or nitrates in presence of a flux. The novelty is that the flux consists of a sulphur-bearing matl. and is mixed with the matl. to be heated in an amt. of 0.01-10, pref. 0.1-8, and esp. 0.5-5 wt.%. The pref. fluxes are the sulphur cpds. of the alkali(ne earth) metals, or heavy metal sulphides, esp. the sulphides of Bi, Sb or Cd. The advantage is that only a small amt. of flux is needed and it gives better crystal formation and more rapid grain growth. The matl. is for use in a CRT.
Patent DE-2339677-A1 (DE)
Title: Feed for strip of staple wires - has adhesive tape tacked to the strip and peeled off in use
Inventor: REULBACH KARL
IPC: B21F45/24
Filed: 1973-06-09
Abstract: The strip consists of backing material on which lengths of staple wire are bonded close together in such a way that they can be separated easily. Adhesive PVC strip is tacked on the strip over the wires. The strip, together with the tape is wound on a roll. The strip is fed into a guide with the tape uppermost. The tape is passed over a guide roll, which is in contact with the strip and over a drive roller. When the tape is wound on this driver roller, it pulls the strip into the stapling arrangement while the adhesive tape is peeled off.
Patent DE-2341550-A1 (DE)
Title: Valve for gas compressor reduces dead volume - has axially arranged valve plates secured with taper rings
Inventor: FRENKEL MARK ISAAKOWITSCH
IPC: F16K15/16
Filed: 1973-08-17
Abstract: The valve consists of a number of parallel ribs with elastic metallic valve plates clamped between adjacent ribs. End segments with an outer circular edge are fitted on either side of the assembly of ribs, the ends of which are shaped to match a circle of the same diameter as the segment. The circular edges of the assembly are tapered to suit the binding rings and which are shrunk on form each side and which hold the assembly or ribs together. Air passing between two ribs forces the valve plate into the recess and so passes through the valve. Return flow is prevented by the plate sealing on the lower edge of the opposite rib.
Patent DE-2345190-A1 (DE)
Title: Solvatochrome indicators for gas oils - comprising 1,1-dimethyl-5-(4-hydroxystyryl)-3-dicyanomethylene-4-cyclohexenes
Inventor: LEMKE RALF DIPL-CHEM DR
IPC: G01N21/78
Filed: 1973-09-07
Abstract: Gas oils are labelled with solvatochrome indicators and the latter detected therein by (a) adding, 1,1-dimethyl-5-(4-hydroxystyryl)-3-dicyanomethylene-4-cyclohexene cpds. (I) prepd. by Knoevenagel reaction between substd. benzaldehydes, isophorone and malnonitrile, in an amt. of 1-35 (pref. 2.5-7)g/tonne of gas oil, opt. in dissolved form; (b) extracting the anion of (I) in a predetermined ratio with solvent mixts; and (c) determining the colour of the extracts which is dependent on the extraction solvent. The process cam be used for distinguishing between gas oils taxed at different rates, e.g. fuel oil and diesel oil. The dyes (I) can be detected at concns. down to 0.1g/tonne, so that attempts to blend even small amts. of the labelled (low-tax) gas oil with large amts. of another batch of gas oil will still be detectable. The dyes can give a wide range of colours (depending on the extraction solvent), so that their identification can be double-checked and they can be detected in the presence of differently coloured substances.
Patent DE-2346749-A1 (DE)
Title: Remote control system using coded telegrams - have circuit for safeguarded transmission and reception of commands
Inventor: BUDNIK NORBERT
IPC: G08C25/04
Filed: 1973-09-17
Abstract: Commands are transmitted from a central station to a substation by coded telegrams containing the address of the required substation, and messages signalling changes of switching states in the substations are transmitted to the central station by coded reports. Each command telegram sent from the central station is provisionally stored in the substation in storage locations of a change store; the stored command signals are transmitted as a first report telegram to the central station, where they operate a display device; the stored command signal is carried out on reception of a further command telegram, when the content of the change store is transmitted to a command store, whose content is used for switching means operation and for sending of a further report telegram.
Patent DE-2358604-A1 (DE)
Title: Hood fitted to annealing oven - has protective jacket loosely fastened on carrier structure of loosely connected components
Inventor: BAETZEL HANS
IPC: C21D9/00
Filed: 1973-11-24
Abstract: Annealing hood for insertion in an annealing furnace has a carrier structure made of loosely interconnected components, with a protective jacket loosely fastened on it. Preferably the jacket can be set on the structure, or suspended from it. The structure consists of a solid-wall side support with a hollow profile and roof beams suspendable in the side supports, fitted on a foot frame. The side supports are reinforced by longitudinal stiffeners when free-standing, and have a box profile which tapers towards the support foot, with a support for the roof beams. The hood is free from deformation and has a long life, even under high thermal and chemical stress, and metallurgical changes.
Patent DE-2362488-A1 (DE)
Title: Continuous synthetic fibre thermal fixing process - using a U-shaped link carrying belt to give chamber sealing
IPC: D06B23/16
Filed: 1973-12-15
Abstract: Thermal fixing process equipment, for synthetic fibres and fabrics, includes a continuous link belt with side walls shrouding the material carrying zone and the inlet and outlet sections of the housing. The system allows the continuous throughput of material for processing, maintaining the sealing so that operating pressures and temps. can be held without compressing or distorting the material as it passes in and out of the process zone.
Patent DE-2401498-A1 (DE)
Title: Turbine with cycling combustion chamber - radial blades are enshrouded by discs with spiral exhaust for silencing
Inventor: HERBST WOLFGANG DR ING
IPC: F02C3/16
Filed: 1974-01-12
Abstract: Two rotating discs provide a shroud for the turbine blades that are located radially from a central shaft. The profiles outer cowling is secured to the discs and a combustion chamber is formed by a peripheral plate. When rotating the centrifugal forces provide the required compression of the fluid which is then injected with fuel and ignited. Exhaust gases are emitted through a spiral outlet duct of increasing cross sectional area. The exhaust arrangement provides for improved silencing.
Patent DE-2407259-A1 (DE)
Title: Actuating device for industrial disc brake - has separate release mechanism with hydraulic or pneumatic operation
Inventor: ASMUS NORBERT
IPC: F16D65/56
Filed: 1974-02-15
Abstract: The disc brake has two pairs of levers mounted on a base. There is one pair of levers on each side of the brake disc. The levers press the brake pads against the disc by the action of a spring in a device mounted above the disc and to which the ends of the levers are connected. The release mechanism is operated by a hydraulic or pneumatic ram which rotates a screwed bolt in the release mechanism so that the levers are forced apart overcoming the springs load and releasing the brake. The release device can be manufactured separately and then is connected to the brake.
Patent DE-2410620-A1 (DE)
Title: Coffee or tea making appts. - has temp. and time dependant closure controlled by bimetallic strip
Inventor: LEPPER WILHELM DR ING
IPC: A47J31/46
Filed: 1974-03-06
Abstract: The container is mechanically closed and opened instantly in dependence on time and temperature by a stopper which is connected to a bimetallic element wherein a spreading intermediate member which only expands to a set distance is mounted between the stopper and the bimetallic strip. The stopper and bimetallic element are coupled together so that the stopper is only directly or indirectly raised by the bimetallic strip when the latter is distorted through the effect of the rising heat of the water. The stopper can be provided with a counter spring so that the stopper returns to its original position as the temperature drops and thus the container is closed once more.
Patent DE-2414362-A1 (DE)
Title: Pressure regulator for sawing machines - uses time selectors to increase saw pressure after preset period
Inventor: MIHALCEA RADU DIPL ING
IPC: B23D55/08
Filed: 1974-03-26
Abstract: Pressure is exerted against a saw blade by means of a hydraulic cylinder. The pressure in the hydraulic cylinder is regulated by a control valve which is operated by an electric motor. While the electric motor drives the control valve, it at the same time rotates two cam discs. Cams on these discs engage with limit switches which are wired in the motor supply circuit. A time selector switch is incorporated in the motor supply circuit. When the predetermined time which is required to saw through an article is exceeded, the next higher stage of the pressure regulating arrangement is automatically switched on. When the highest pressure stage is reached, the pressure is automatically reduced by one step, or the machine is switched off.
Patent DE-2418784-A1 (DE)
Title: Paving stone for garden or cemetery - is shaped to support ornament and incorporate bulb, battery and socket
Inventor: KEIDERLING GEORG
IPC: A01G9/28
Filed: 1974-04-17
Abstract: The garden ornament being mounted on the stone, such as lantern, dwarf or vase is mounted directly on it, and is shaped so that it can be connected to a bulb, socket and battery. The shape of the ornament has to be taken into account when incorporating the electrical equipment. The electrical bulbs can alternately be supplied from the mains by two or three-wire cables; in this case a transformer is needed for transforming to a lower 42 V voltage.
Patent DE-2426807-A1 (DE)
Title: Combine harvester threshing drum drive - belt against cone belt pulley halves joined by tension rods
Inventor: KUNZE DIETER
IPC: A01F12/56
Filed: 1974-06-04
Abstract: The cone belt pulley consists of fixed and sliding halves on a hollow shaft. Both halves are connected by several rigid tension rods which are mounted in ball-and-socket joints consisting of ball and bearings. One side of the tension rods, the balls are firmly fixed to the tension rods, and on the other side are adjustably attached. On the adjustable side, nuts adjust the range of movement of the tension rods, in an infinitely variable drive system.
Patent DE-2427710-A1 (DE)
Title: Control arrgmt. for grinding processes - esp. for flat grinders using two measuring probes which give differential reading
Inventor: LANKES KARL
IPC: B24B49/04
Filed: 1974-06-08
Abstract: The grinding arrangement consists of atable (2) on which by means of e.g. a magnetic chuck, a number of flat workpieces (13) are mounted. A vertical grinding spindle at the end of which a grinding wheel (3) is mounted is placed over the workpieces. The end face of this wheel grinds the top surfaces of the workpieces. Two measuring probes (5, 6) are connected in a differential circuit and control the infeed of the grinding wheel via a control unit. The measuring probes are mounted on the work-table from the same arm so that errors due to differential expansion are avoided. One measuring face is level with the work table, the other is formed by the top face of a block which is ground during the same stroke as the workpieces.
Patent DE-2431941-A1 (DE)
Title: Document clamping ring - has interrupted periphery forming start of spiral slot ending in wider portion
Inventor: JOHANNSEN HANS WERNER
IPC: B42F1/10
Filed: 1974-07-03
Abstract: The clamping ring for securing loose pages and documents, as in 2419222, consists of a ring which is broke at one point around its periphery for insertion of a document, the spiral slot thus formed, terminating in an enlarged part nearer the centre. The width of this slot is less than the thickness of the ring, which itself is of rectangular section, and which may be of I-section to make it lighter. At a position about halfway round the spiral groove, one edge is pointed. In an alternative design, an eye portion is incorporated on the periphery. In a further variation, the device is square, with a rounded top, instead of being ring-shaped.
Patent DE-2434128-A1 (DE)
Title: Extension mirror for wing mirror - has mounting plate to clip into place of old mirror for smooth fitting
Inventor: TALBOT YORCK
IPC: B60R1/08
Filed: 1974-07-12
Abstract: The extension mirror is mounted in a hollow, profiled housing the rear of which has a threaded insert (16). A spring plate (9) made up of radial spring fingers is clipped into the existing mirror housing in place of the old mirror glass and has a captive bolt (10) in the centre. The extension housing is screwed onto the bolt so that it fits snugly onto the front of the existing wing mirror housing with no visible means of fastening, and with no protruding clips which could cause injury. The mirror can be of larger dia. for use with caravans or trailers.
Patent DE-2434460-A1 (DE)
Title: Production of self-fusing precious metal layer resistor - involves repeated dipping and stoving of ceramic rod followed by loose sealing in glass tube
Inventor: BASTIUS STEFAN DIPL CHEM
IPC: H01C7/22
Filed: 1974-07-17
Abstract: The production method for electrical precious-metal layer-resistors with self fusing action generates the resistance layer by dipping a ceramic rod with neither piezo-electrical nor ferromagnetic properties followed by a stoving process. The application of the resistance layer (2) of precious metal in the dipping process with follow-on stoving operation is repeated several times. The resistance layer (2) is coiled and provided with connecting wires (6). The resistor body is housed in a protective temperature secure glass tube (7). The ends of the glass tube may be melted and rounded in such a way that it surrounds the resistor body loosely with sufficient clearance. Under overload conditions the resistor switches off the circuit into which it is built in a time dependency proportional to the prevailing overload, the arrangement is most suitable for the overload region 1-2 W.
Patent DE-2434697-A1 (DE)
Title: Coating foundry cores to prevent metal-core reactions - by drenching with a thixotropic coating liq. which is continuously stirred
Inventor: JAERVENPAEAE VILJO JUHANA DIPL
IPC: B22C23/02
Filed: 1974-07-18
Abstract: Process for coating foundry cores by drenching, where the core may be placed on a grid, and the coating liq. is supplied from a suitable container. The novelty is the use of a mixer fitted with a continuous stirrer for homogenising the coating liq. before it flows through a flexible tube or a pipe, using a head of pressure DELTA H obtd. by a difference in height, to a jet used for drenching the core; the liq. running off the core is collected in a funnel, where a dosing appts. driven by compressed-air is used for the periodic return of the coating liq. to the mixer via a return pipe. The dosing appts. can be controlled by a level indicator or a timer. Coating all types of cores to prevent metal-core reactions.
Patent DE-2435725-A1 (DE)
Title: Integrating system for an antiaircraft gun layer - has seat on gun mounting for following fast flying aerial targets
Inventor: WALLWEY ERICH
IPC: F41A27/14
Filed: 1974-07-25
Abstract: The firearm, gun layer stand and the aiming device system are used especially for firing against flying targets. This system is able to rotate about a vertical axis. The gun layer is integrated with the gun so that he can carry out with small adjustment, steps large lateral aiming movements and also elevation movements rapidly. this system can follow flying targets with the platform which can move in any direction and hence it is especially suitable for mounting on ships. The gun layer seat consists of arms arranged on the rotating upper part (2) of the gun mounting. these arms support a seat (9) and back rest (14) and two side guides and aiming device (25).