baber/WOPTO huggingface dataset:
Patent DE-2456746-A1 (DE)
Title: Visual data preparation appts - shows vector diagrams etc. on CRT using coder multiplexer, registers and monitors
Inventor: SCHWARTZ ALFRED ALEXANDER
IPC: G06F3/153
Filed: 1974-11-30
Abstract: The visual data apparatus presents e.g. signs or symbols on a c.v.t. unit with monitors having arrangements for holding signs and vectors in readiness. Vector image data are stored in condensed form while maintaining their separate identities and special characteristics such as colour, grey value, or intensity. The individual monitor channels are selectively connected to a multiplexer. A small calculator or similar ascertains the beginning point, the direction, and the length of the vector to be shown. A vector segment coder is connected to the input of the calculator to deliver a series of vector segment words. A priority intermediate register is connected to the coder and receives vector segment words with X and Y start points and co-ordinate values and stores these staged words according to similar Y value.
Patent DE-2460344-A1 (DE)
Title: Manually operated hydraulic pressure valve - has supply conduit system blocked via compressible sealing lip
Inventor: KNUCHEL PIERRE
IPC: F15B7/08
Filed: 1974-12-20
Abstract: The hydraulic pressure source has a plunger guided in a sleeve and movable in a hydraulic chamber. The chamber is in constant connection with an absorption element for the hydraulic pressure medium. It is also connected to a hydraulic pressure medium source, via a supply conduit system, when the plunger is at its most distant point of its return. A ring-shaped main sealing member with a lip is fastened to the internal wall of the pressure chamber, so as to be aligned with the sleeve of the plunger, and near the plunger in the return stroke position. The supply conduit system may be blocked by the compression of the lip interior of the main sealing member against the plunger after this has moved slightly out of it extreme return stroke position. The conduit system contains a channel, inside the plunger, which opens into the hydraulic chamber at its outer end.
Patent DE-2460392-A1 (DE)
Title: Incombustible chipboard prodn using magnesium cpds - by treating with chloride soln., caustic oxide, sulphate soln. and oxide powder
Inventor: WILKE KLAUS-DIETHER
IPC: B27K3/32
Filed: 1974-12-20
Abstract: In the prodn. of incombustible chipboard in which the individual wood fibres are impregnated with MgCl2 in aq. soln. with simultaneous addn. of caustic calcined MgO and then dried, drying of the fibre mixt. takes place at over 100 degrees C. then MgSO4 soln. and ground MgO powder are added and the resultant pulp is moulded to boards, which are dried at temps. of over 100 degrees C. The first drying stage can be omitted. The board pref. is dried for 3 hr. at 150 degrees C pref. under pressure. Even boards contg. a high proportion of wood are incombustible. Mineralisation with MgSO4 and MgO greatly reduces the drying time at high temp. and prevents corrosion due to MgCl2. The hygroscopic behaviour of conventional boards is also largely avoided.
Patent DE-2500378-A1 (DE)
Title: Optical borosilicate glass - having high index of refraction, low dispersion and good chemical stability
Inventor: HARES GEORGE BIGELOW
IPC: C03C3/068
Filed: 1975-01-07
Abstract: Optical borosilicate glass contains (in wt.%) BaO 30-50, La2O3 10-25, SiO2 15-32, B2O3 9-23, SnO2 0.5-6, and ZrO2 0-5; with the proviso that BaO + LaO3 = 50-65%; SnO2 + ZrO2 =6%. The glass has high index of refraction (ne=1.66-1.69); low dispersion (V2 >=53), good chemical stability.
Patent DE-2503687-A1 (DE)
Title: Inflatable balloon inserted in pelvic cavity - contains radioactive material for treating cancers in pelvic wall or base
Inventor: CLAYTON RALPH STUART
IPC: A61M36/10
Filed: 1975-01-30
Abstract: The holder for the radio active source consists of a tube (11) leading outside the body into which teh radio active material is fed and at least one inflatable balloon (13, 14) which encompasses the tube and acts as a spacer, holding the radio active source firmly in position. Pref. the balloon is made of flexible, non-expanding material. An additional balloon (15) is fastened to the inside of the tube (11) and once in position is filled, from outside the body with a shielding fluid against the radiation source, when full, it extends right across the end of the tube 11. Balloon sections (13, 14) are separate balloons with a common dividing wall and individual hose connections. The radiation source is provided in the lower section.
Patent DE-2505856-A1 (DE)
Title: Pulsation damper fitted to metering pump for suspensions - has elastic rubber flow pipe within liquid filled damping chamber communicating with air reservoir
Inventor: BURGERT HERWIG
IPC: F16L55/054
Filed: 1975-02-12
Abstract: The damper has a flow section (2) which is connected directly in the pump discharge pipe (1). The flow section (2) contains an inner elastic rubber tube (3) which is held between the end flanges (4) of the section. One side (7) of the flow section carries a compressed air vessel (5) which is separated from the supporting side (7) by a flexible membrane (6). The supporting side has passages (8) in it so that the space surrounding the inner rubber tube (3) communicates with the gap between the side (7) and the membrane (6) forming a single volume (9) which is filled with liquid. The pressure in the air vessel is passed to the liquid being pumped through the membrane, liquid filled space and inner rubber tube, thus avoiding contamination of the liquid being pumped.
Patent DE-2507074-A1 (DE)
Title: Ruling disc for photosetting equipment - enables both horizontal and vertical lines to be produced simultaneously to form a corner
Inventor: HOLTHUSEN BERND
IPC: B41B17/32
Filed: 1975-02-19
Abstract: The ruling elements can be formed on a disc whereby in each image field a base square is provided whereby the elements for lines of different thickness up to the point where a base square is filled are formed from one side of the square outwards in steps of the required line thicknesses. The line elements are arranged on a round disc in a circle successively behind one another. The basis lines of the square extend radially. An optically scannable code characteristic for the relevant line element is positioned beside each image field. The code is a binary code consisting of light and dark fields extending in the radial direction.
Patent DE-2509258-A1 (DE)
Title: Breather hole in filler cap of container - is equipped with liquid proof air filters
Inventor: MRUSEK WILFRIED
IPC: B65D51/16
Filed: 1975-03-04
Abstract: The plastic container has the filler hole closed with a screw-on-cap (4). The cap has an internal thread (8) and a seal ring (12) which is clamped against the filler nozzle face on the container. A concentric sleeve (10) inside the thread (8) has a small central hole (13). A filter disc (15) is placed on the inside and outside of hole (13). This filter, made from impregnated cotton fabric allows the transfer of air or gas, but retains liquids. Thus the container is provided with a leakproof breather hole.
Patent DE-2509309-A1 (DE)
Title: Aircraft refuelling vehicle pumping system - has pressure controlled system for adjusting optimum fuel pumping rate
Inventor: RUNGE HANS-JUERGEN
IPC: B64F1/28
Filed: 1975-03-04
Abstract: The pump speed regulator for an aircraft fuelling vehicle ensures that the pump delivery rate is matched to the aircraft tank capacity. The aircraft fuel tank may be open or closed and these situations are also met. The arrangement reduces wear of the drive and greatly reduces pressure surges and the fuelling vehicle filter, water separator, pipelines and hoses are not heavily loaded. The required maximum tanking pressure is set by manual adjustment of the spring (19) of the push rod (16) with different membranes (17, 18) and the motor speed is regulated by the displacement of the piston in pneumatic cylinder (6). The differential membranes are actuated by pressure signals from venturi tubes (11, 12) and the push rod actuates the precision adjustment switch (3) of the pneumatic cylinder.
Patent DE-2510699-A1 (DE)
Title: Iron chromium oxide hydrate prodn for catalytic applications - by coprecipitation in aq soln with air-bubbling
Inventor: BAUER ROLAND
IPC: B01J23/86
Filed: 1975-03-12
Abstract: Prodn. of iron-chromium oxide hydrate for catalytic applications is improved in that a chromium cpd. (pref. as alkali chromate or CrO3) is added to an iron oxide hydrate suspension in the presence of an iron salt and metallic iron, whilst air is bubbled through the suspension. More uniform distribution of the components is achieved than by the conventional mechanical mixing; the mixt. has larger specific surface area; the sulphur content is lower.
Patent DE-2513036-A1 (DE)
Title: Differential for battery powered vehicle - varies length of power impulses to one DC motor on one side during cornering
Inventor: DIETRICH BERNHARD
IPC: B60L15/20
Filed: 1975-03-25
Abstract: The battery driven trackless vehicle has separate DC motors on the drive wheels linked to impulse control circuits. In order to provide a smooth traction control during cornering the inside motor has its power modulated w.r.t. steering lock by reducing the lengths of the current pulses. In order to ensure sufficient signal for the quenching capacitor the current impulses are limited to a minimum length, which are insufficient for traction but sufficient to charge the quenching capacitor. After a set lock angle the drive of the inside motor is reversed for improved steering control.
Patent DE-2517665-A1 (DE)
Title: Purifying waste waters contg. lignin - by adding hydraulically setting calcium aluminate and or calcium aluminate ferrite
Inventor: MUELLER LOTHAR DIPL CHEM DR
IPC: C02F1/52
Filed: 1975-04-22
Abstract: Purificn. of lignin-contg. waste waters takes place by (a) adding finely ground, hydraulically setting Ca aluminates, (I'), and/or Ca aluminate ferrites, (I"), and (b) sepg. the pptd. materials. In a pref. process, the additives are stirred into the waste waters and kept in suspension by stirring. After hydration with absorbed lignin cpds., the additives are sepd. by filtering and/or pressing and opt. re-converted to original form by burning. The process is esp. useful for purifying waste water from a sulphite pulping process. Water purification process may be carried out as a cyclic process creating no waste dump problems.
Patent DE-2529482-A1 (DE)
Title: Price computing balance protected against functional errors - has an electronic weight transmission device and multiplier to produce numerical displays
Inventor: SCHULZ-METHKE HANS-DIETER
IPC: G01G19/414
Filed: 1975-07-02
Abstract: The weight is transmitted to a computer to which the unit price is fed. It multiplies one by the other and displays in two numerical displays the weight, the unit price and the calculated price of the goods. A second computer (25) operating synchronously with the first (24) is connected in parallel to the weight transmission device. Computers (24, 25) multiply the weight and unit price by powers of ten, so that the weight, unit price and goods price are consecutive digits of the calculated product, sequentially applied by the computers (24, 25) to one of the two display units (26, 27). Computers (28-34) are inserted between corresponding elements of the two display units. In case of coincidence a following gate is not affected, and in case of non-coincidence the gate trips a following flip-flop.
Patent DE-2533966-A1 (DE)
Title: Free standing net device for court games - has tensioning system and is adjustable for height and width
Inventor: KLIMMEK LEONHARD
IPC: A63B61/02
Filed: 1975-07-30
Abstract: The support system is for use with a net or similar device as might be used in small field type tennis or similar applications, and is constructed so that it may be used in a free standing manner without any need to be anchored to the soil or other playing surface. At least one method of tensioning the net is provided and the height and width of the net when in use may be adjusted as required to suit the game in progress. The nature, colour and design of the net and support materials may be any one of a number of conventional types.
Patent DE-2537180-A1 (DE)
Title: Housing for gas discharge lamp - has locking plate with flat handle for connecting housing to support(OE-15.9.75)
Inventor: ROESCH GUENTHER ING
IPC: F21V21/02
Filed: 1975-08-21
Abstract: The holding fitting for gas discharge lamps has a channel profile with downwards projecting arms forming a housing for accommodating the discharge lamp auxiliary equipment such as wiring and starter. The housing can be fastened on the support profile in a relatively simple manner and the components are relatively cheap to produce. The rotating lock (9) has a flat handle plate (8) and these two components are connecte by a small pin. The handle passes through the slot (11) of the housing channel web and the rotating lock lies flat on this web. This lock can be freely rotated about the pin held in the slot.
Patent DE-2540344-A1 (DE)
Title: X:Ray image intensifier screens for radiography - using activated gadolinium oxybromide luminophore with blue fluorescence
Inventor: DEGENHARDT HEINZ DR RER NAT
IPC: C09K11/77
Filed: 1975-09-10
Abstract: Luminophore consists of activated lanthanide oxyhalide crystals which are fluorescent when exposed to X-rays, and produce light which is photographically effective. The luminophore has the formula GdOBr : Y (:Ce), in which the amt. of yttrium is 0-10-1, esp. 10-2 gr. at/mol. GdOBr, with 10-4 to 10-2 gr. at Ce/mol. GdOBr. The pref. luminophore is obtd. by dissolving 1 mole Gd2O3, 10-2 mole Y2O3, and 10-3 mole Ce2O3 in HNO3, then precipitating the oxalates which are calcined to oxides at 1000 degrees C. The oxide mixt. is treated with HBr at 950 degrees C, washed with water, and then dried at 110 degrees C. Used to make X-ray image intensifier screen or foils and also X-ray television cameras. Existing luminophors need a special, green-stabilised film, and are hygroscopic. The new luminophore is not hygroscopic and gives a blue fluorescence so ordinary X-ray film can be used. The film blackening is twice that obtd. using calcium tungstate under the same conditions.
Patent DE-2551937-A1 (DE)
Title: Automatic fuse production system - locks slotted contacts onto wire without case and paints contacts with colour code for wire rating
Inventor: BACHFRIEDER HEINZ
IPC: H01H69/02
Filed: 1975-11-19
Abstract: The contacts are coated with a noble metal at its surfaces facing the wire. The other parts of the slotted contacts are coated with paint whose colour corresponds to rated current. The contacts are large surface, angular, e.g. trapezoidal elements, with slots for the wire, made by two tools from two separate strips. One of them has the noble metal layer on the top and the coding paint on the bottom side, and the other the coding paint on the top and noble metal layer on the bottom side. These contacts are automatically put on the fuse wire and they are locked onto it.
Patent DE-2554188-A1 (DE)
Title: Image forming element - for producing a series of images on the same surface
Inventor: WYSOCKI JOSEPH J
IPC: G03G17/10
Filed: 1975-12-02
Abstract: Image-forming consists of (a) providing an image-forming element with a potential- or current-sensitive, light modulating layer extending over a layer of photo-conducting material and covered by a flexible conducting metal layer; (b) permanently modifying the metal layer physically to a first image-based pattern; (c) applying an electrical field to the image-forming element; and (d) exposing a photoconducting material to a second image-based pattern of activating radiation, deviating at least partly from the first pattern in such a way that images are produced in the image-forming element corresponding to the first and second image-based pattern. Provides a system for producing a series of images on the same surface.
Patent DE-2601238-A1 (DE)
Title: Polarisation indicator for radio direction finders - uses 90 degree phase shift and 180 degree hybrid circuit
Inventor: BREDOW REINHARD DIPL ING
IPC: G01S3/04
Filed: 1976-01-16
Abstract: The polarisation indicator for radio direction-finding systems consists of synchronised microwave switches connected to the horizontal (2) and vertical (3) antenna outputs. The aerial signals are switched alternately to a 90 deg. phase-shift network (10) and tuned line (12) or to a change-over switch (6) and terminating resistor (7). The phase-shifter and tune line are connected to a 180 deg. hybrid circuit (11) whose summing output (13) is connected to a change-over switch (8) and whose difference output (14) is terminated by a resistor (15). An amplitude comparator (9) is connected to the hybrid output or to the two-way microwave switch (6). Comparison of the amplitudes of the four signals provides an indication of horizontal, vertical, right and left circular, positive and negative linear 45 deg. and right and left elliptical polarisation.
Patent DE-2601672-A1 (DE)
Title: Building component sets for forming polyhedra - has flat polygonal plates and edge connectors with hinged tubes
Inventor: BANSEMER HORST
IPC: G09B23/04
Filed: 1976-01-17
Abstract: The modular elements are used for making self supporting structures. The flat plates have straight edges and these edges are connected. It is used for making small structures such as polyhedra and models. For each connection between two or more intersection flat elements (1) is arranged a common, tubular cylindrical hinge (2). The flat element (1) has along its edge four outwards opened holding arms (5) securing the tubular cylindrical hinge (2). Clamping springs (3) are provided within tubular hinge for connecting to the plates (1).
Patent DE-2602163-A1 (DE)
Title: Moulded, esp. blow moulded, plastics articles - with aesthetic surface pattern concealing grained structure
Inventor: HOFMANN-IGL ERNEST
IPC: B29C59/02
Filed: 1976-01-21
Abstract: Moulding made of plastic, with a structured surface, esp. a part may by blow moulding. The surface of the moulding is subdivided into numerous alternating projections and depressions forming a proud surface (I) and a parallel recessed surface (II). The surface (I) pref. constitutes 60% of the total surface and is formed by projections with equal height of 1-1.6 mm above the ground surface (II), the projections being arranged in rows, esp. using rows of letters arranged on a continuous surface (II). The letters in one row may be staggered w.r.t. the letters in an adjacent row. Plastic mouldings frequently have a grained surface similar to that appearing on leather. Such surfaces give the impression that the moulding has been made of inferior material and reduce its value and appearance. Method eliminates the undesirable grained effect and produces a surface which is substantially flat but has an intriguing surface.
Patent DE-2603867-A1 (DE)
Title: Elastic sealing ring for moving machine parts - has L:section with sealing faces on each of arms linked by connecting flanges
Inventor: JANCIC GOJKO
IPC: F16J15/3224
Filed: 1976-02-02
Abstract: The elastic sealing ring is for use between moving machine parts, and particularly in steam and gas turbines, and can be in one piece, or assembled from a number of segments. The ring (5) is of L-section in the peripheral direction with sealing faces (6,7,7') on both arms of the L. The faces can extend in the radial and axial direction, those in the axial direction being on both sides of one arm. In the case of composite construction connecting flanges (8) can be provided at the joins between the individual segments. The design gives a complete seal both during normal operation and when running up.
Patent DE-2610866-A1 (DE)
Title: Vacuum suction cleaner nozzle - has suction openings on either side of widening suction section
Inventor: FUHRMANN-SCHUETZE WOLFHARD
IPC: A47L9/02
Filed: 1976-03-15
Abstract: The suction cleaner nozzle has a suction pipe and an adjoining suction section which widens against the former in at least one direction having one or more suction openings directed largely vertical to the base. A suction opening (6, 7) pointing sideways is fitted at the end of the widening with each end having one suction opening connected to the suction pipe by a suction channel, which is located along the back of the widening suction section. A valve is fitted in the suction channel by which the channel may be wholly or partially closed.
Patent DE-2614771-A1 (DE)
Title: Collecting device for sheets of copying material - operates from moving photoconducting surface of electrostatic copier station
Inventor: HORI TATSU
IPC: G03G15/14
Filed: 1976-04-06
Abstract: Detaching devices (e.g.36) apply a relatively high velocity air stream to the photoconducting surface (16) in order to lift the copying material's front edge and/or side edges. Pneumatic separating devices (e.g. 72) apply air pressure to the lifted sheet part and lift the sheet (26) completely from the photoconducting surface. To save the use of pressurized air the common conduit (36) is normally switched off and is fed with air upon receipt of a pulse arising from the appearance of the front edge of a copying leaf at the detaching station. The leads (30, 32) of the photo-cell (P) are connected to the input of an inverter to receive a reference potential.
Patent DE-2620380-A1 (DE)
Title: Rapid air vent valve, esp. for solar heating systems - has float mounted in air outlet above cyclone separator
Inventor: KERSTEN REINHARD DIPL PHYS DR
IPC: B01D19/00
Filed: 1976-05-08
Abstract: Venting device for liquid-filled piping systems, esp. for pressurised water piping systems operating with circulating pumps, comprises a vent valve in which a float operates the valve needle. A gas separator separates the accumulated gas from the liquid and it is discharged through the valve. The float is mounted in centering spiders, the peripheral edges of which are clamped to the valve casing. The gas separated in the gas separator passes through the open-work spiders to the gas outlet. Pref. the gas separator is a cyclone, esp. with a tangential inlet in its upper part and tangential outlet further down and with an inverted conical top leading to a pipe connected with the float chamber. Use of a cyclone enables the air to be rapidly and effectively separated from the water in a system in which the flow speeds are relatively high.
Patent DE-2624947-A1 (DE)
Title: Luggage cover for rear door car - has folded flexible extension with guides along sides to cover space left by folding rear seat
Inventor: MACHELEDT HORST
IPC: B60R5/04
Filed: 1976-06-03
Abstract: The luggage space of the rear door car is covered by a lid (4) secured to the side walls and lifted from either end to gain access to the luggage. Flexible loops of material (4") are attached to the front edge of the lid and serve to cover the space between the front edge and the rear seat. If the rear set is tipped, forward to increase the luggage space then the flexible cover is stretched over the extended space using guides (14) along the side walls. The guides are hinged so that with the rear seats upright, they are directed to floor level behind the seats to enclose the front of the luggage space.