baber/WOPTO huggingface dataset:
Patent DE-4017247-A1 (DE)
Title: Guide box for belt - directs shutter belts into shutter box during plastering and wall papering
Inventor: DUBIEL WERNER
IPC: E06B9/17
Filed: 1990-05-29
Abstract: The guide box incorporates a rectangular, box-shaped basic frame (1) open on two sides which is encompassed by a right-angled outwardly facing, all-round wide frame (2). On the inside, the basic frame accommodates a triangular, pointed nose formation (3) which is an extension of the all-round wide frame. From the outer edge of the basic frame, and parallel to the all-round frame (2), is a further all-round but narrower frame (4). This narrow frame has a short cross fillet (5) which extends horizontally outwards over the edge of the basic frame (1). A rabbet frame (6) is formed by the interaction of the narrow frame (4) and the short cross fillet (5). USE/ADVANTAGE - To provide a situation in which shutters and inspection covers can be assembled without the belts and their guides being exposed to fouling or damage.
Patent DE-4027046-A1 (DE)
Title: Acceleration sensor functional test and/or calibration - using electromagnet with soft iron pot core mounted on sensor housing
Inventor: MOCK RANDOLF DR
IPC: G01P15/12
Filed: 1990-08-27
Abstract: An arrangement for functionally testing and/or calibrating acceleration sensors applies an accelerating force generated externally by an electromagnet via the sensor housing to the sensor's ferromagnetic seismic mass. The electromagnet consists of a pref.  cylindrical pot core forming a soft iron yoke with a magnetic coil set into the pot core. The core is mounted on the housing coaxially w.r.t. the sensor's direction of motion to form an optimal magnetic circuit w.r.t. field line distribution. USE/ADVANTAGE - Esp. for testing and/or calibrating a vehicle crash impact sensor used to release an air-bag. High forces are generated using a small, low current arrangement.
Patent DE-4028505-A1 (DE)
Title: Liquid coolant radiation in vehicle - has rear air outlet with guide faces to collect suspended matter
Inventor: ELSBETT LUDWIG ING GRAD
IPC: F01P11/12
Filed: 1990-09-07
Abstract: One or more coolers (1) contain liquid coolant and form at least part of the side walls of a fluid chamber. The air enters the chamber at the front, at increased pressure, esp. via a blower rotor, and is pressed outwards through the channels of the liquid coolers. The rear of the chamber opposite to the air inlet, has at least one air outlet with suitable guide faces. These collect suspended matter carried in the air. The guide faces consist of conical parts reducing the flow section, and the coolers are ring-shaped. USE - Radiator for liquid-cooled vehicle engine.
Patent DE-4031223-A1 (DE)
Title: U=shaped base frame for household appliances - is suitable for dryers and washing machines, can be strengthened for latter application
Inventor: HELGET JOSEF
IPC: D06F39/12
Filed: 1990-10-04
Abstract: A U-shaped base frame is for assembling a housing for a household appliance, e.g., a washing machine. The frame is suitable for washing machines, dryers and washing machine/dryers and has a bottom and two sidewalls. In the bottom section, the frame provides for the insertion and fastening of an additional bottom, which would strengthen the structure. ADVANTAGE - The appts. cuts costs in the mfr. of household appliances as it is suitable for dryers, which do not need the strengthening possibility, and washing machines which are subjected to heavier demands.
Patent DE-4033007-A1 (DE)
Inventor: ENGELHARDT FRITZ DR
IPC: C08K5/5373
Filed: 1990-10-18
Abstract: The present invention relates to the use of compounds of the general formula I   <IMAGE> I  in which R denotes alkyl, alkenyl or aryl, which can be optionally substituted, as crosslinkers in the preparation of hydrogels, and to the hydrogels thus prepared and their use.
Patent DE-4037169-A1 (DE)
Title: Prepn. of chloro- or bromo-fluorocarbon(s) - by reacting iodo-fluorocarbon(s) with chloride or bromide salts while irradiating
Inventor: WERNER KONRAD VON DR
IPC: C07C17/20
Filed: 1990-11-22
Abstract: The prepn. of largely fluorinated aliphatic hydrocarbons (+/-) contg. 1 or 2 Br or Cl atoms in the molecule from cpds. of formula X-Rf-CF2I (II) comprises reacting (II) with 1-4 mol bromide or chloride ions (per mol iodine atoms in (II)) in the form of salts of at least one mono or divalent metal, trivalent ion or cobalt or of substd. phosphonium at 0-100 deg.C under irradiation with electromagnetic irradiation of wavelength 230-350 nm. X = H, F or I; Rf = 1-15 opt. branched perfluoroalkyl. USE/ADVANTAGE - (I) can be used in medicine, e.g. as contrast agents in X-ray or ultrasound investigations e.g. to make tumours visible, for organ perfusion and in aq. emulsions as blood replacements. (I) can also be used as high temp. inert liquids and as contrast agents for 19F NMR spectral analyses and tomography. The reaction give (I) at comparatively low temps., without using aggressive, toxic or expensive additives which might give rise to side reactions. Yields are increased and distn. costs can be reduced.
Patent DE-4040251-A1 (DE)
Title: Colour picture projector with LCD light valves and filter - has LCD array and coplanar filter plate with pixels of primary colours in corresp. pattern
Inventor: LUEDER ERNST PROF DR ING
IPC: H04N9/31
Filed: 1990-12-17
Abstract: Light from a high-power projection lamp (10) at the focus of a parabolic reflector (11) is directed through condenser lenses (12,13) to a screen (22). An enlarging optical system (21) is preceded by a combination (15) of a colour filter plate (18), over which the three primary colour filtering points are uniformly distributed, and a dense array (19) of MIM-addressed LDC light waves. The combination is set up in a plane (17) at right angles to the system's optical axis (16). USE/ADVANTAGE - For sports stadia etc. with a simplified structure for large pictures without significantly increased optical losses.
Patent DE-4041237-A1 (DE)
Title: Permanent way superstructure with counter weights - which are used for counteracting sleeper lifting force
Inventor: FASTERDING GUENTER
IPC: E01B19/00
Filed: 1990-12-19
Abstract: The railway track structure includes concrete sleepers (1,2) laid on an asphalt bed (18) to carry the rails (3,4), between which counterweights are laid to counter any tendency for the track to lift when the rails are under load. The counterweights (13) are also laid on the ends of the sleepers, and the total weight of sleeper and counterweight amounts to about 500 kg per m of track. Sound-proof elements (14) may be incorporated in the counterweights at the ends of the sleepers. ADVANTAGE - Low-cost system for sleeper a rail secure laying.
Patent DE-4107161-A1 (DE)
Title: Water-and oil-tight damming mat
Inventor: HEERTEN GEORG DR ING
IPC: B32B7/02
Filed: 1991-03-06
Abstract: Mat comprises supporting and covering layers and an intermediate one of swelling clay. Of the supporting and covering layers, one or both are of fleece, while one can be of fabric or textile. The three layers are pinned together. The clay is in powder form, with 90% of the particles of less than 0.06 mm. and 70% of less than 0.002 mm. dia. The surface wt. of the clay is in direct proportion to its swelling  capacity. The surface wt. and free cross-section of the fleece material are within set limits.
Patent DE-4111424-A1 (DE)
Title: Measuring corrugations in thin sheets - by checking flatness of table with gauge on transverse beam, positioning sheet on table, removing air beneath and repeating flatness tests
Inventor: JOEDECKE BERND
IPC: G01B5/28
Filed: 1991-04-09
Abstract: Corrugations in a web of material or a foil of rolled metal or extruded plastics are mesaured on a table with at least one gauging head. The gauge is used first to mesaure the corrugations in the table itself; the position of the material on the table is determined by at least one test transversely with the edges positioned; a number of measurements are then made longitudinally and the corrugations determined allowing for those of the table. The apparatus used can include foam rubber to press air out from beneath the material. ADVANTAGE - The method is accurate. It eliminates faulty measurements arising from variations in the material width or from incorrect positioning. All the measurements can be made mechanically.
Patent DE-4113418-A1 (DE)
Title: Hollow fibres of polyacrylonitrile for membrane applications - are made swellable on sepn.-active face by hydrolysis with strong alkali to improve sepn. limits
Inventor: KLEE RUDOLF-JUERGEN DR
IPC: B01D67/00
Filed: 1991-04-25
Abstract: Hollow fibres (I) of polyacrylonitrile (PAN) have capillary active face for sepn. made swellable by hydrolysis with a strongly alkaline substance. Prepn. of (I) whereby swellability of capillary face active in sepn. is achieved by hydrolysis through treating with aq. strongly alkaline soln., pref. swelling intensity and fineness of sepn. limits for prescribed sepn. properties established through variation in concn. of alkaline soln., its temp., and duration of treatment, (I) then being made pH-neutral, dry, and reversibly swellable by treatment with water, ketones and/or alcohols. ADVANTAGE - Fine sepn. limits can be achieved which are unobtainable by direct spinning and direct pptn.; sepn. limits can be suited for required purpose; modification of sepn. limits can be carried out on assembled fibre module if required.
Patent DE-4115922-A1 (DE)
Inventor: SCHMITT WOLFGANG
IPC: F02F11/00
Filed: 1991-05-16
Abstract: Crankshaft seal for an internal combustion engine, comprising a die cast metal carrier (1) with a lipped ring of polymeric material which is fastened to the carrier by means of a support piece (2) of sheet metal. The support piece (2) is defined by a radially outwardly projecting flange section (2.1), the flange section (2.1) being held in an axially open recess (1.1) of the carrier (1) and being provided on the side facing axially away from the carrier (1) with at least one axially protruding sealing lip (3.1,3.2).
Patent DE-4118023-A1 (DE)
Title: Elastomeric tube for high pressures - has inner and outer elastomeric layers and between fibre reinforcing layers and inner layer are fibres which reduce in vol. under load
Inventor: BROSS KLAUS REINER DIPL ING
IPC: F16L11/08
Filed: 1991-06-01
Abstract: A high pressure tube (1) with inner (2) and outer (6) elastomeric layers has a reinforcement embedded between them which consists of at least two layers (4, 5) of fibres, spirally wrapped in opposite directions or at least one layer of woven fibres. The reinforcement (4, 5) comprises a tow extension fibre, e.g., steel, aramid or acetalised PVA. Between the reinforcing (4, 5) and the inner elastomeric (2) layers is a further reinforcing layer (3) with filaments (7) which reduce in volume when the tube (1) is pressurised. USE/ADVANTAGE - The tube is used under high pressure and externally has little length or dia. change, yet the volume increases substantially. (3pp Dwg.No.0/0)
Patent DE-4118929-A1 (DE)
Title: Shaft with tube and axial ducts - has windows in tube leading from ducts
Inventor: BLUMENTHAL ULRICH DR ING
IPC: F16C3/14
Filed: 1991-06-08
Abstract: The shaft (10) has axial ducts in (13,14) and a pipe (2) sitting tightly on it so that it is sealed. The cross-sectional surfaces (23,24) of the ducts (13,14) are hollowed out from the cross-sectional surface (25) of the shaft (1). The ducts (13,14) lead into windows (5-8) in the pipe (2). The windows (5-8) are long in a peripheral direction, and narrow in an axial direction. USE/ADVANTAGE - The shaft withstands high loads and has ducts in which are easily produced.
Patent DE-4120785-A1 (DE)
Title: Connector for weld seam tightness testing - has flanged support welded to inner side of upper foil with free end connectable to standard socket
Inventor: NEUMUELLER WALTER
IPC: B29C65/02
Filed: 1991-06-24
Abstract: The connector consists of a nozzle (8) with a flange (1), the top face of which is welded to the miner face of the upper foil (2) and the bottom face of which has ribs or projections (4) defining open passages (5). The nozzle (8) is pref. in the form of a tube with a free end suitable for connection to a standard socket. The nozzle may be surrounded by a pref. threaded (11) ring (10) connected to the flange (1). Pref. the nozzle (8), the flange (1) and the ring 910) consist of a one-piece thermoplastic injection moulding with a meeans shore hardness of 75-90. USE/ADVANTAGE - For seam tightness testing of welding thermoplastic foils used e.g. in tunnel linings. Easily welded and sealed to the sealing foil sheet.
Patent DE-4122654-A1 (DE)
Title: Microbicidal compsns. for protection of technical materials including wood - contain synergistic mixt. of phenolic cpd. and pyrithione deriv,
Inventor: LUDWIG GEORG-WILHELM DR
IPC: A01N43/40
Filed: 1991-07-09
Abstract: Microbicidal compsn. comprises at least phenolic active agent (I) and at least on pyrithione deriv. (II). (B) active agent compsn. comprises 2-phenylphenol (Ia) and/or a metal salt of (Ia), and 2-mercapto-pyridine-1-oxide (IIa) as the Na and/or Zn salt. Pref. the compsn. (A) the phenolic active agent is (Ia), 4-chloro-3-methylphenol and/or 2-benzyl-4-chlorophenol and/or metal salts of these. The other agent is (IIa) or 2-hydroxy-pyridine-1-oxide and/or the Na and/or Zn salts of these. The compsn. (A) also contains diluents and/or binders or fixers, and opt. siccatives, UV-stabilisers, colours, pigments, process additives, fungicides, and insecticides. USE/ADVANTAGE - Used in protection of wood (claimed). The use of compsn. (B) in protection of technical materials in general (e.g. paper prodn) is also claimed. The compsns. of cut wood. The active agents set synergistically and are ecologically favourable over highly halogenated cpds. The compsns. may also contain insecticidal cpds.
Patent DE-4122992-A1 (DE)
Inventor: HERTEN GEORG DR
IPC: E02D31/00
Filed: 1991-07-11
Abstract: Water-impermeable and/or oil-impermeable bentonite sealing liners, which after laying provide a watertight and non-positive bond in the overlapping region (5, 5'), are provided. This is achieved by filling the pore space in the overlapping non-woven fabric layers (1, 2, 1', 2') with bentonite and subsequently needle-punching the overlapping region (5, 5') in situ or by means of bentonite-filled bitumen or plastics systems and subsequent adhesion bonding or welding of the overlapping regions. The overlapping non-woven fabric regions can also be fused together to form "films" and these regions then adhesion-bonded or welded. <IMAGE>
Patent DE-4127088-A1 (DE)
Title: Piston and cylinder unit - has internally threaded cylinder meshing with an externally threaded stop
Inventor: STOEGER LORENZ
IPC: F15B15/24
Filed: 1991-08-16
Abstract: Each end of a cylinder (4) is mounted to an end piece (5). The cylinder (4) or part thereof is free to rotate circumferentially. The cylinder (4) has an internally threaded section (8) which engages with the external thread (9) of an axially sliding stop (10). In a preferred version the internally threaded section is formed by a nut (8) connected to the cylinder (4) by a taper-sunk key (7). USE/ADVANTAGE - Allows easy adjustment of the piston stop position.
Patent DE-4129228-A1 (DE)
Title: Wire feeder - has remote control operation to feed wire through eyelets of reed comb
Inventor: WAMSER HERBERT
IPC: D03J1/14
Filed: 1991-09-03
Abstract: A mechanism to direct a wire through the eyelets of a series of teeth of a comb, consists of an automatic motor driven wire driver, a device to secure the wire outlet of the wire driver opposite a first wire opening, and a remote control device to activate the drive. ADVANTAGE - Only one operator is required, even in situations where the width of comb may be 5 metres, to feed the yarn into the dents. The process of threading is more rapid.
Patent DE-4130359-A1 (DE)
Inventor: BEISEL HERMANN
IPC: B41F27/12
Filed: 1991-09-12
Abstract: A device designed as a magazine is disclosed for carrying away printing plates from the plate cylinder of a printing machine, in particular to ensure the automatic exchange of printing plates. The device has an arrangement for carrying away the plates with (first) holding means for each printing plate capable of being activated. The (first) holding means (17) are arranged on a (first) carriage (20) that can be moved along a (first) guide (21) more or less over the whole length of the device, inside the  magazine (4).
Patent DE-4133312-A1 (DE)
Inventor: ZSCHAECK MICHAEL DIPL ING
IPC: B26D5/00
Filed: 1991-10-08
Abstract: The invention relates to an apparatus for the manufacture of a new type of continuous forms, the perforation of which is continuously adapted to the material of the forms. The apparatus exhibits a measuring device for the perforation strength, by which device the material properties of the paper are incorporated into the application of the perforation. The apparatus further comprises a particularly suitable device for the guidance of a laser beam forming the perforation. According to the invention, an almost constant perforation strength is achieved. <IMAGE>
Patent DE-4133999-A1 (DE)
Title: Motor vehicle pneumatic tyre pressure measuring and indicating appts. - contains valve with pressure sensor, wireless signal transmitter, activation unit with receiver, remote controller with pressure signal receiver, activation signal transmitter, and display
Inventor: ACHTERHOLT RAINER
IPC: B60C23/04
Filed: 1991-10-14
Abstract: The arrangement for measuring and indicating the pressure in a pneumatic tyre contains a valve (4) with a valve foot (15) from which a valve shaft (5) protrudes and an arrangement (42,40,43,44) which produces a pressure signal which is transferred wirelessly from a transmitter. A remote controller contains a transmitter for an activation signal, a receiver for the pressure signal, a pressure display, one or more switching devices for preparing the activation signal, evaluating the pressure signal and controlling the display and an electrical power source. The valve contains an activation signal receiver (47) and an activation device for the pressure sensor (42) and pressure signal transmitter. USE/ADVANTAGE - Esp. for motor vehicles, Enables interrogation and display of actual tyre pressure at optional times and with an accuracy of at least 1/10 bar.
Patent DE-4134274-A1 (DE)
Inventor: ALTEVOGT ERNST-JOCHEM DIPL ING
IPC: H01T13/12
Filed: 1991-10-17
Abstract: A spark-plug connector (1) is described which has a connector part (3) whose axis A is arranged in the axial extension of a spark plug, and has a cable connecting part (2) which leads away at the upper end of the connector part (3), and which connector is composed of a metallic contact part (4) and an elastomeric shoe (5) which sheaths this contact part (4), a radial, first projection (9) being integrally formed on the shoe (5). In order that this spark plug connector (1) can easily be plugged onto a spark plug and can be removed from a spark plug, with a reduced risk of injury, a circumferential second projection (12) is integrally formed underneath the first projection (9), so that a groove (15) which is at least of finger width is formed between the projections (9, 12). <IMAGE>
Patent DE-4135137-A1 (DE)
Title: Electrophotographic or electrostatic imaging appts. - supplies developing unit with toner from cartridge with sealed opening which does not have to be opened by operating person
Inventor: HODOSHIMA TAKASHI
IPC: G03G15/08
Filed: 1991-10-24
Abstract: A cartridge guide section positions the entered toner cartridge in the appts. A toner supply section, independent from the guide section, has a toner supply position in which the cartridge actually feeds the toner. An opening section opens the sealing wall section of the cartridge. A cartridge transport mechanism can move the introduced cartridge to the toner supply position where the opening section opens the wall section. A sensor can determine if the transport mechanism has brought the cartridge to the predetermined position. The sensor can operate an alarm if this position has not been reached after the due time. ADVANTAGE - Prevents toner leakage even if the operating person removes the cartridge during the loading process. Min. of toner remains on opened section of cartridge. New cartridge can replace exhausted one without operating person having to remove latter. During the replacement, toner remaining on the walls of the empty cartridge is prevented from being dispersed.
Patent DE-4200811-A1 (DE)
Title: Acoustic reduction circuitry counteracting sound interference for ear muffs - compares microphone output signal with max. permissible sound pressure reference signal and generates counter phase signal
Inventor: BARTELS VOLKER DIPL ING
IPC: G10K11/178
Filed: 1992-01-15
Abstract: The circuitry closes a regulating circuit using a sound compensation transducer (2) and a microphone. Both the transducer and microphone are arranged in-front of the ear. The microphone amplifies the transducer output signal and, if necessary, filters the signal in phase opposition to the sound interference. The microphone output signal (4) is compared, in a second signal path (5), with a max. permissible sound pressure reference signal (6). By exceeding the reference signal the regulating circuit is opened. ADVANTAGE - Safety circuit in regulating circuit protects human ear from damage from circuit generated sound oscillations due to defective or old components.
Patent DE-4201571-A1 (DE)
Title: Thick film solar cell partially transparent to light - consists of a substrate with holes inside with which the front electrode is connected to a shunting back layer
Inventor: KNIFFLER NORBERT DIPL PHYS DR
IPC: H01L31/05
Filed: 1992-01-22
Abstract: The partially transparent thick film solar cell has a photosensitive layer (23), a transparent front electrode layer (22), a back, highly conductive layer (26) and an insulating layer (25) and contains holes which pass through the substrate material. The feature is that the contact between the electrode (22) and back layer (26) is made inside the holes (27). This is achieved by the photosensitive layer (23) and an insulating layer (25) being continued inside the holes to provide an insulation from the back electrode (24). The back layer (26) and front electrode (22) are also continued inside the holes and contact each other to provide electrical continuity. The substrate material used is pref. a metal foil or an insulating foil on which a back electrode layer has been deposited. USE/ADVANTAGE - The construction provides transparency of the cells without the light passing through any material and being filtered. The holes are used to provide easy connection of the resistive front electrode to a shunting highly conductive backside layer. The process is uncomplicated and allows the cells to be made at lower cost, using less costly materials than conventional cells. The construction allows cells to be connected in series.