baber/WOPTO huggingface dataset:
Patent DE-2361556-A1 (DE)
Title: Hydro-cyclone in cylindrical envelope - has container made of two layers of different quality synthetic materials
Inventor: SCHNEIDER VOLKER
IPC: B04C5/085
Filed: 1973-12-11
Abstract: The hydro-cyclone comprises a cylindrical container with a tapered end, into the cylindrical portion of which depends a coaxial pipe. Another pipe is tangentially attached to the cylindrical container section. At least the container portions are made of two layers of material, the inner one being of thermoplastics. The outer layer pref. consists of a glass fibre reinforced synthetic resin. The material combination offers high wear resistance and stability.
Patent DE-2402617-A1 (DE)
Title: Tube for sausage filling machine, esp. for transparent casings - preventing spoiled appearance by a surface layer of fat
Inventor: WALKER HARALD
IPC: A22C11/02
Filed: 1974-01-21
Abstract: An injector tube for a machine filling cooked sausage meats, etc. into transparent natural and artificial casings, has an open end towards which the meat paste is pumped, whilst the casing runs continuously from the outer surface of the injector tube, as it fills with the prod. At the outlet end, >=2 axially running slots spaced uniformly round the circumference, reduce in width from a maximum formed by a drilling close to the bottom, to a minimum where the edges of the open ends are rounded off, blending into the end face; the size of the drill hole and the length of the slot being determined by the diameter of the injector tube. Does not allow the development of a film of fat between the filling and the inner surface of the casing.
Patent DE-2406642-A1 (DE)
Title: Prefabricated angled elements assembled into building - each having wall and ceiling arms, and braced together
Inventor: KLEMM WOLF
IPC: E04B1/348
Filed: 1974-02-12
Abstract: The elements, each forming a corner unit, are small enough to be transported on normal building machines and lorries, but large enough to provide rooms; they are normally, but not necessarily-right-angled, and may be joined lengthways, sideways or upwards for buildings of any size or number of storeys. The open ends of the ceiling-forming arms can be supported against each other, and these and the bases of the wall arms may be set rigidly or on the three-hinged arch support principle. The arms can be used for site-concrete building component production without shuttering. Grooves and strips may be used for sealing at joints. connecting anchors may overlap a number of adjacent elements. Homogeneous or composite materials may be used, and there may be holders for cladding elements.
Patent DE-2407459-A1 (DE)
Title: Bows thruster for ship - with movable flaps to control thrust of single speed motor laterally across ship
Inventor: GUENZEL EBERHARD DIPL ING
IPC: B63H25/42
Filed: 1974-02-16
Abstract: The bows thruster is powered by a simple single speed motor, which is reversible and which is fitted with movable flaps on either side of the hull. A bypass duct above the thruster enables all or part of the thrust to be shunted across the thruster and provides a fine degree of thrust control. The flaps are fitted with curved deflectors to turn the thrust round. The deflectors also protects the flaps when the ship is in cold waters.
Patent DE-2414421-A1 (DE)
Title: High quality reflection free neutral filter - with only two metallic and one dielectric layer for simplicity and cheapness
Inventor: KORTNER HANS
IPC: G02B5/20
Filed: 1974-03-26
Abstract: The neutral gray filter comprises a transparent substrate with three coatings. The coating on the substrate itself and the second coating consist of two different metals. The third coating consists of a dielectric material with a lower refractive index than the two metal coatings. Pref. the coating on the substrate is pure Al and the second coating is pure Cr, whilst the third coating is pref. TiO2 or SiO2. The substrate may be a plastics film. As a result of the different wavelengths at which the various coatings have maximum light transmission the combined filter has an almost uniform absorption over the whole range of visible light wavelenghts.
Patent DE-2415175-A1 (DE)
Title: Thermal switch with gas expansion moving piston - has pivoting operating lever linked by return spring to moving contact arm
Inventor: SAUR ROLAND
IPC: H01H5/06
Filed: 1974-03-29
Abstract: The thermal switch consists of two parallel fixed contacts and a moving contact button at the end of a pivoted arm. The arm end is linked to an operating lever whose lower end rests against a moving operating member. (The operating member consists of a piston or similar driven upwards either by gas expansion in a thermally-conducting vessel or by other means). The arm is linked to the operating lever by a spring that produces the switch reset or return-action force. The advantage of the switch lies in its simplicity, as the number of moving parts is kept to a minimum.
Patent DE-2417067-A1 (DE)
Title: Heating/cooling jacket for plastics processing - esp for plasticizer cyli-nder of extruder has electrical heater elements and coolant pipes
Inventor: SCHREITER SIEGFRIED DIPL ING
IPC: B29C48/06
Filed: 1974-04-08
Abstract: Two hemicylindrical half shells, esp. of high thermal conductivity material, are mated around the plasticiser with the split plane vertical and axially parallel to define a thermally controlled zone in the plasticizer cylinder. Each half shell contains a serpentine electrical heater element whose shape follows the inside curvature and a number of semi annular coolant pipes leading between a distributor pipe and a collector pipe with diminishing bore in that direction of flow. Esp. the pipes and the heating element are cast into the shells. It is compact, has accurate temp. control, rapid response using gas and/or liquid coolant.
Patent DE-2420617-A1 (DE)
Title: Trochoidal rotary piston engine - uses end of exhaust stroke in one chamber for pre-compression into next chamber via transfer valve
Inventor: KRAIC OTTO DIPL ING
IPC: F02B53/02
Filed: 1974-04-27
Abstract: The engine is of the type having a housing with multi-curved inner mantle comprising a multi-edged rotary piston producing working, inlet, and exhaust strokes in the working chambers. The arrangement is such that, after the exhaust stroke in one working chamber, and whilst this is still in the exhaust mode, there follows a transfer stroke into the next chamber which is at the end of its inlet stroke, thus producing a pneumatic pre-compression which is then followed by compression, combustion, expansion, and exhaust. A control element is provided in the housing and/or end cover which disconnects the exhausting chamber from the engine exhaust port and connects it with the next chamber, which is in the inlet mode, whilst disconnecting the latter from the engine inlet port.
Patent DE-2436122-A1 (DE)
Title: Lighting tube with internal mirror - for illumination of explosion proof rooms with sunlight without shadows
Inventor: SMETANA VLADIMIR
IPC: F21V8/00
Filed: 1974-07-26
Abstract: Lighting tube comprises an internal mirror (1) consisting of one or more tubes (3) of varying cross-section of which the inner walls are e.g. cut to form mirrors having a high degree of reflection. A lens or lens system may be mounted in an upper part (C). The mirror tubes are movable connected together by a joint (3) to allow transmission of light between them. In a lower part (D) is a reflective mirror (4), and in the wall are holes (5) which are shaded by a screen (8) having several light-correcting slits (16). A bulb may be secured in a straight double tube.
Patent DE-2438018-A1 (DE)
Title: 1-(Hydroxymethyl, carboxy or tetrazolyl)-carbazole derivs - prepd. by dehydrogenating corresp. tetrahydrocarbazoles
Inventor: BIERE HELMUT DR
IPC: C07D209/88
Filed: 1974-08-05
Abstract: Carbazole derivs. of formula (I): tetrazolyl, cyano, (where R1 is hydroxymethyl, alkanoyloxymethyl, tetrazolyl, cyano, oximinocarbonyl, aminocarbonyl, or carboxyl or its salt with a physiologically tolerable base, its ester with a physiologically innocuous amine; R2 is halogen inthe 3- or 4- position; R3 and R4 are H, halogen, lower alkyl, CF3 or lower alkoxy; R5 and R6 are H, halogen, lower alkyl, CF3 or lower alkoxy or are linked so as to form the residue of a 5- or 6-membered isocyclic ring; and R7 is H or 1-8C hydrocarbyl), e.g. 4-chlorocarbazole-1-carboxylic acid methyl ester, are new cpds. (I) are topical anti-inflammatory agents. The toxicity of (I) is low (and the systemic effects of anti-inflammatory effect is accompanied by a certain antibacterial and antifungal activity. (I) can be used for the local treatment of allergies, contact dermatitis, eczema, neurodermatitis, erythrodermia, burns, pruritis vulave, pruritis ani, rosacea, erythematodes cutaneus, psoriasis, lichen ruber etc.
Patent DE-2438810-A1 (DE)
Title: Detector for hydrocarbons and halogens - having flame ionisation detector and thermionic in one unit with controlled reduced pressure
Inventor: FISCHER HORST
IPC: G01N27/62
Filed: 1974-08-13
Abstract: Measuring device for hydrocarbons and halogen cpds. (except F) present in gas, vapour or aerosol streams consists of a flame ionisation detector (FID) combined in a single unit and thus directly coupled with a thermionic detector. The inlet for the gas under test is a heated restriction capillary or throttle and a gas pump is connected to the outlet from the unit. The reduced pressure inside the unti with respect to the ambient is controlled. To detect the pressure of hydrocarbons and halogen compds. in working spaces, exhausts etc. All the halogens except F can be detected. Useful as a leak detector. Often with thermionic detectors, the presence of organic compds. strongly alters the sensitivity of the detector, sharply and often irreversibly. The system claims to give continuous monitoring of air and exhaust gas streams, high accuracy and, in continuous operation, to give simultaneously sensitive and precise measurement of hydrocarbon and halogen compds.
Patent DE-2447754-A1 (DE)
Title: Electronic control system for panoramic camera - using linear motor drive coupled to exposure circuit performs exposure scan up to 360 deg
Inventor: ALTHAUS DIRK
IPC: G03B37/02
Filed: 1974-10-07
Abstract: The panoramic camera has a revolving slit shutter and a light path which is bent twice through 90 deg. to project the image onto a film plane under the slit shutter, and the film is bent into a cylindrical shape and is placed around the inside of the body of the camera. The camera is driven by an electric motor with special gearing, or by a linear induction motor, or a three phase servo motor, coupled to an electronic control which regulates the drive speed to provide an accurate exposure with reference to illumination and other factors. The system can be programmed to sweep any angle up to 360 deg.
Patent DE-2450005-A1 (DE)
Title: Safety ledge between car front and rear seats - as at level of squab to prevent loads falling to floor level
Inventor: SCHREIBER INGEBORG
IPC: B60N2/02
Filed: 1974-10-22
Abstract: A special support ledge (2) is positioned between the front and rear seats to provide a continuous surface from the rear seat squab (6) to the back of the front seats. This prevents small children rolling off the rear seats and onto the floor with sharp braking. It also prevents loads from falling onto the floor, and enables loads to be stacked against the back of the rear seats for a more secure ride. The ledge can be free standing with folding legs (3), or can be hinged at the back of the front seats, to fold down into the operating position. In the latter design the length of the ledge could be improved by a pull out telescopic section.
Patent DE-2450693-A1 (DE)
Title: Tufted carpets prodn
Inventor: BERGHE ANDRE OCTAAF MARIE VAN
IPC: D05C15/00
Filed: 1974-10-25
Abstract: In the method in which a bed of needles is passed through a base fabric, the loops formed by the needling being retained during retraction of the needles and subsequently cut, (a) the base fabric is displaced intermittently and between each such displacement the needle bed is displaced, while continuing this needling perpendicularly to the direction of displacement of the base fabric; (b) a needle bed is used of width, perpendicular to its direction of displacement relative to the base fabric, substantially smaller than the width of the base fabric measured perpendicularly to its direction of intermittent displacement.
Patent DE-2456258-A1 (DE)
Title: Compression seal for rotary IC engines - esp trochoidal multiple lobe rotor type lip seal is deepened in apex groove
Inventor: RUF MAX
IPC: F01C19/08
Filed: 1974-11-28
Abstract: One side (13) of the rotor (7) has the conventional sealing strip replaced by a lip (19) running along the edge of the rotor face (17), deepened in way of the apex seal grooves (9) to prevent leakage there, and a slot (20) parallel and close to the side (13), of a depth (20a) no greater than the height of the apex seal (8) so that the latter also seals the slot ends. The portion of the rotor between the slot and the side may be manufactured separately from the rest and of a different material; a strip of low-friction material may be applied to the rubing surface.
Patent DE-2460862-A1 (DE)
Title: Drive for the motions of warp knitting machines - highly accurate components permit high speed crank lever systems
Inventor: SCHMID REINHOLD
IPC: D04B27/08
Filed: 1974-12-21
Abstract: In order to produce accurately defined stroking of the various elements of warp knitting esp. of high speed Raschel machines, a crank is incorporated in an articulated lever transmission with equilateral linkages effecting double swinging motions which give rise to two symmetrical coupling curves; the phase of the curves at corresp. reversal points being offset by 180 degrees. One leg of an equilateral swinging lever can be lengthened so as to generate a further asymmetrical coupling curve. Method improves the quality of the goods, reduces maintenance costs since accurate individual components are interchangeable. Cpd. needles can be used up to 800 rpm. The crank and couplings effect four motions.
Patent DE-2502601-A1 (DE)
Title: Pegs, tailpiece and fretboard for stringed instruments - are made of plastics material having properties and appearance similar to those of ebony
Inventor: HESSE GEORG
IPC: G10D1/00
Filed: 1975-01-23
Abstract: The tuning pegs, the tailpiece and the fretboard of stringed instruments, e.g. violins, violas, cellos, etc., are made of an organic thermoplastic cellulose ester or other plastics material having similar properties which may be produced by a thermosetting process. This solves the problem of diminishing stocks of ebony are of lighter weight than ebony. They are stable in shape, and have the same appearance and feel as ebony. They may be produced at less cost than ebony posts and they can be drilled, turned, ground and otherwise worked in the same manner as ebony.
Patent DE-2505087-A1 (DE)
Title: Bimetal display unit with U-shaped spring - which carries measuring current through unit acting at a sensor
Inventor: SANDER HANS-GEORG
IPC: G01R5/26
Filed: 1975-02-07
Abstract: The heating winding of the bimetallic spring carries the measuring current and is placed on the spring one prong. The spring free end is connected to the pointer through a pin in a slot, and its other end is fixed, fastened to the frame. Zero point and the deflection angle are adjusted by moving the spring fixed end. One prong end of the bimetal spring is connected to a free end of a deformable strip-like support, whose other end is fastened to the frame. Zero point and deflection angle are adjusted by means which deform the support at least of two points, so that one moves the bimetal spring end at a right angle to the slot at the pointer zero position, while the other moves the pin in a direction parallel to the slot.
Patent DE-2505262-A1 (DE)
Title: Shock absorbing safety barrier for roads - has collapsible curved outer barrier with inner folded strip
Inventor: URLBERGER KARL ANTON HANS
IPC: E01F15/04
Filed: 1975-02-07
Abstract: The barrier is intended for use at traffic islands. The outer part of the barrier is a curved strip (14) supported by posts at each end. The strip (14) is in two parts with a weak joint (17) in the middle. A vehicle colliding with the strip (14) breaks it at the point (17) and then strikes the second barrier (35) which is made of steel strip (30) folded in a wave form and attached to the end posts by the flexible members (51). The wave form is deformed to a single curve stretching between the posts. This deformation absorbs the kinetic energy of the vehicle and so avoids serious damage.
Patent DE-2510086-A1 (DE)
Title: Racemisation of optically active tartaric acid - by adding meso-tartaric acid or one of its salts
Inventor: SAOTOME MINORU
IPC: C07C51/487
Filed: 1975-03-07
Abstract: Racemisation of optically active tartaric acid (I) is effected by adding meso-(I) or one of its salts. In an example, a mixt. of l-(I) 3.40, meso-(I) 1,46, NaOH 7.78, and H2O 10.6 g was boiled for 8 hr to give l-(I) 0.08, dl-(I) 2.62, and meso-(I) 1.72 g. Conversion of l-(I) to dl-(I) was 77.1%.
Patent DE-2510771-A1 (DE)
Title: Negative ions detecting appts - has electrostatic lens system with central diaphragm in front of mass spectrometer
Inventor: SCHILLALIES HELMUT DIPL PHYS
IPC: H01J49/42
Filed: 1975-03-12
Abstract: In addn. to the central diaphragm for the electrostatic lens system a further diaphragm is incorporated in the input plane of the detector linked mass spectrometer which is also equipped with an outlet diaphragm. Pref. the mass spectrometer is of the quadrupole type and the detector is either a secondary electron multiplier or a Faraday cage, the diameter of the opening in the outlet diaphragm being the same as that of the mass analyser rod in the spectrometer. Used esp. for secondary ion mass spectroscopy, residual gas analysis, or gas chromatography the system avoids adversely influencing the path of the ions.
Patent DE-2515716-A1 (DE)
Title: Hydraulic or pneumatic rotary piston cylinder - has take off shaft connectible to adjustable brake operating at decreased pressure
Inventor: STEINBACH HERMANN
IPC: F15B15/22
Filed: 1975-04-10
Abstract: The rotary piston cylinder is for oscillation movements, and uses a rotary piston, connected to a take-off shaft, being worked by a pneumatic or hydraulic medium. The cylinder chamber is divided by a wall. The take-off shaft is connected positively to an adjustable brake, the actuating elements of which release with increasing pressure, and brake with decreasing pressure. The brake consists of a hydraulic/spring brake. A changeover valve creates the connection between the cylinder space and the brake, to effect a brake release. The cylinder is for use in venting a pipeline in a water operated turbine machine.
Patent DE-2519144-A1 (DE)
Title: Wrapping articles in shrinkable plastic film - by conveying into tunnel formed from folded films and welding
Inventor: KALLFASS KARL-HEINZ
IPC: B65B9/06
Filed: 1975-04-30
Abstract: Apparatus for wrapping articles in plastic film, particularly heat-shrinkable film comprises feeding the film from reels and forming into continuous tubing round a filling space, and passing the articles into that space. The axis (34) of the reel of a film, which is folded along its centre to form a half-tube, is parallel to the feed direction (17) of the articles, and there are guides (39,40,41,42) for the film with folds across the feed direction on its way to the tube-forming device.
Patent DE-2520112-A1 (DE)
Title: Pressure plate for vibratory polisher - has additional pressure plate carried in groove of main plate for indepndant manual movements
Inventor: SCHNEIDER HEINZ
IPC: B24B23/04
Filed: 1975-05-06
Abstract: The pressure plate of the vibratory polisher has a cut-out (8) in the polishing plate (1). A pressure plate (3) of the same shape as the cut-out is placed in the cut-out. This plate can be moved to and fro manually, independent from the vibrations generated by the drive motor. The manual movement is imparted via a lever mechanism (5). The polishing surfaces of the main polishing plate and that of the central plate are in the one plane. The levers system (7) which is mounted on the central plate passes through holes in the main pressure plate. The lever system tends to press the central plate down and lift the main plate. The central plate consists of two sandwich plates between which an elastomer material is mounted.
Patent DE-2523690-A1 (DE)
Title: Crane jib head fitted with load cells - has assembly suspended by traction cables from bolt of jib sheave
Inventor: BANASZECK HEINZ
IPC: G01G19/14
Filed: 1975-05-28
Abstract: The jib head of a crane is fitted with load cells which are located in an assembly suspended by traction cables (6, 7) from the bolt (4) of a jib sheave (5). The assembly has a cable guide pulley (9) on its lower end whereby the load roller (16) is positioned between the jib sheave (5) and the guide pulley (9). The mountings (13, 14) of a load roller bolt (15) are supported via the load cells (11, 12) on a traverse (10) which couples the cables. The load- carrying cable (17) passes from the jib sheave (5) over the guide pulley and the load roller (16). Cable guides are provided in the load direction for the cable below the guide pulley which is displaced axially relative to the jib sheave or load roller.
Patent DE-2534814-A1 (DE)
Title: Volume matching system for two jointed sound film section - prevents sudden jumps in volume during scene changes for TV news items
Inventor: HOFFMANN GERHARD
IPC: H03G3/00
Filed: 1975-08-05
Abstract: The sound matching system is for magnetic film, esp. for equalizing the volume of sound film sections on either side of a joint, and is achieved by reducing the higher volume by magnetic means, pref. using an erasing head, (56). A unit employing the method has a base with a guide channel (50) for the film (52), the erasing head, a rubbed drive roller (44) and a transmission device between roller and head. A cover (48) is hinged to the base and is fitted with a rubber pressure roller (46) which presses the film against the drive roller when the cover is closed. The head is moved over the sound track (54) across the film when the latter moves out of the transmission device.
Patent DE-2534891-A1 (DE)
Title: Reducing viscosity of ceramic compsns. free of hydraulic binder - with water-soluble resins contg. sulphonate gps.
Inventor: BONIN WULF VON DR
IPC: C04B33/18
Filed: 1975-08-05
Abstract: The viscosity of ceramic is reduced by addn. of resins contg. sulphonate gps. Pref. are water-soluble condensates of formaldehyde with cpds. capable of reacting with it, with addn. of sulphites, bisulphites or pyrosulphites, Aromatic resins contg. sulphonate gps. are pref. The resins proved to be capable of considerably reducting the viscosity of e.g. enamel slips, porcelain or stoneware preparations, clay, marl, etc. opt. in mixt. with blown glass pearls, sand, crushed stone, sawdust, organic or inorganic foam spherules, and other additives. The viscosity redn. facilitates the casting and/or permits redn of the water content of the compsn.
Patent DE-2544962-A1 (DE)
Title: Classification and screening for comminuted rubbish - has tangential input air separation blast and spiral circulatory motion produced in material flow
Inventor: VOELSKOW PETER
IPC: B07B9/02
Filed: 1975-10-08
Abstract: The system for grading loose materials, partic. pre-comminuted rubbish has a sieve and air separation system, and is constructed such that the loose material (3) is given a roughly horizontal spiral motion and then blown directly into an air separation system. The air separation flow or blast (8) is fed into the circulating loose material flow in a tangential direction and then deflected and sucked upwards so that the directional vector of the circulating material flow (3) is roughly at right angles or opposed to that of the sucked out separation blast flow.