baber/WOPTO huggingface dataset:
Patent DE-3938534-A1 (DE)
Title: Folding machine fitment adjustment - incorporates base strip on stop bar, with two symmetrically positioned stepping motors, drive pinions and segments
Inventor: SCHUMANN FRANK DR
IPC: B65H45/00
Filed: 1989-11-21
Abstract: The adjustment is for a fitment on folding machines which was pref. pre-set in a narrower range.  It consists of a stop-bar (2) positioned in the folding pocket (1).  A base-strip (3) is positioned on the stop-bar (2) after it, int he direction in which the sheets travel. The base strip (3) has two symmetrically positioned stepping motors (19,20) driving pinions (22) engaging with two pivot mounted tooth segments (23,24).  The tooth segments (23,24) are linked by toggle joint (29) and a bracket (31) to the stop bar (29. USE/ADVANTAGE - The adjustment of the folding pocket fitment in relation to the actual production process is carried out automatically with high precision and little braking.
Patent DE-3942560-A1 (DE)
Title: High frequency generator for plasma producing consumer - comprises electronic switches, pref. MOSFET transistor, connected to energy supply
Inventor: HANSEN ULRICH DIPL ING
IPC: H05H1/46
Filed: 1989-12-22
Abstract: A high freq. generator for a plasma-producing consumer (42) has dual electronic switches (36,38) controlled by a high frequency control signal connected to an energy supply (32). The consumer is connected to the switches (36,38) without a line. The electronic switch is MOSFET transistor controlled by a square-wave control signal (pref. of freq. 1-100 MHz, 1-50 MHz at decay and transition times of 2ns and 5ns) produced by a control switch (56). The energy supply (32) is a direct current supply. Two MOSFET transistors, which can be controlled by push-pull operation, are arranged in a halfbridge switch between the energy supply (32) and consumer (42) or four MOSFET transistors are arranged in a full-bridge switch between them. ADVANTAGE - Almost full electrical efficiency is produced without the need for intermediate switches of a suitable network.
Patent DE-4001743-A1 (DE)
Title: Reduced error dividing circuit - uses two additional clock pulses to complete each subtraction cycle
Inventor: MERKLE PAUL
IPC: G06F7/491
Filed: 1990-01-22
Abstract: The contents of the Divisor shift register (1) and Dividend register (2) are cycled through a 4 bit subtractor circuit (4). If the subtract cycle has a positive result - no remainder present - the first additional clock pulse adds a digit to the pulse counter (5). The second additional clock pulse is not used. Should the subtraction cycle have a regative result - a remainder present - the contents of the count register (5) are shifted into the Result register (7) by the first additional clock pulse. The second additional clock pulse resets the count register (5).
Patent DE-4004826-A1 (DE)
Title: Exercise dumb-bell apparatus - has hollow dumb-bell weights to be filled to required weight and hand grip with two parts screwed together
Inventor: PERLEBERG-KOELBEL RENATE-GUNHI
IPC: A63B21/072
Filed: 1990-02-16
Abstract: The short dumbbell comprises two hollow dumbbell weights releasably attached to a hand grip (3). The hollow weights can be filled with material to a desired weight. The hand grip comprises two parts which screw together. The hollow weights (1) are each held by a grip cup (4) with a separating plane which lies in a binding plane of the dumbbell weights (1), and is equipped with an appts. for giving information to the user during exercise and training. The dumbbell weights (1) are rotational ellipsoids, which are clasped by the cup (4) with inwardly directed projections (5) at the ends which grasp the cover of the dumbbell weight. USE/ADVANTAGE - The dumbbells can be filled with sand, metal shot or water, etc. to the required weight. The hand grip can have a card inserted to give the training information.
Patent DE-4007870-A1 (DE)
Title: Zielverfolgungsystem
Inventor: STAFFORD RAYMOND JOSEPH PAUL
IPC: G01S3/786
Filed: 1990-03-13
Abstract: Ein Verfahren zur Bestimmung der Lage eines Ziels innerhalb des Bildes einer Szene wird durchgeführt, indem viele Hochkontrastpunkte in aufeinanderfolgenden Szenen benutzt werden, um die wahrscheinlichste Ziellage zu bestimmen.
Patent DE-4008458-A1 (DE)
Title: Water treatment for tapping off purified water - where filtered precleaned water passes through reverse-osmosis and UV sterilising units to storage then is tapped off via UV steriliser
Inventor: NESTLER VOLKER DR
IPC: C02F1/44
Filed: 1990-03-16
Abstract: Process and appts. for treating water. Pre-cleaned water is supplied under pressure via a filtering section to a membrane of a reverse-osmosis module. The water flow from the module is directed to a pressureless storage container via a UV sterilization unit. Purified water can be tapped off by pumping, the water once again flowing through the UV sterilisation unit. Longer periods of  water residence in the storage unit are counteracted by circulating by circulating water from the tank through the UV steriliser and back again. USE/ADVANTAGE - The appts. and process purifies water and independently of the extn. frequency and quantity a constant quantity of sterilised water is always guaranteed.
Patent DE-4010545-A1 (DE)
Title: Modular computer housing - has basic housing into which are inserted individual modules which can be tested discretely, e.g. CPU, ventilator unit modules
Inventor: TAPPERT KARL-HEINZ
IPC: G06F1/18
Filed: 1990-04-02
Abstract: The modular table, stand or box computer housing (12) arrangement with a separate keyboard and VDU consists of several units in the housing, e.g. a CPU, mains distribution unit, loudspeaker unit, ventilator unit etc.. One or more units in the basic housing are also contained in their own module housings (54, 156). Module housings can be inserted into the basic housing from at least two sides. The basic housing has protection against ambient conditions and unauthorised operation and the module housings have the fittings for the individual components and can be discretely tested. ADVANTAGE - Enables considerably easier maintenance and testing than conventional arrangements.
Patent DE-4014418-A1 (DE)
Title: Photographic film cassette - contains two-sided perforated 35 mm film, with first chamber for unexposed film, and second chamber for winding exposed film
Inventor: LUEHRIG HERMANN DIPL ING
IPC: G03B17/30
Filed: 1990-05-05
Abstract: The cassette has first (1) and second chambers and the second chamber is a 135 cartridge (5) which can be released from the first chamber and an intermediate section. The first chamber and the intermediate section are fixed to one another, or are formed as one piece. The distance between the chambers is approximately equal to the filming format in the film (8) running direction. The intermediate section has an exposure aperture (14) for the lens of a corresp. camera. This aperture is at least larger than the width of the film in the running direction. The rear wall (2) of the intermediate section is closed in a light-tight manner.
Patent DE-4016199-A1 (DE)
Title: Cutting tool with focusable laser beam - has cutting nozzle with narrowing and widening sections to focus beam on thick workpiece surface
Inventor: MAIR HERMANN DIPL ING
IPC: B23K26/364
Filed: 1990-05-19
Abstract: Laser cutting unit has a focusable laser beam and gas stream. Focus of the laser beam is above the surface of the workpiece in the nozzle channel. The laser beam is reflected in the cutting nozzle (1b) and strikes the workpiece surface (4) as a beam of rays. The gas stream leaves the cutting nozzle at ultrasonic speed. The nozzle comprises two regions whereby in the direction of flow the first region (A) narrows, and the second downstream section (B) remains uniform or widens. Specifically the first region is conical in shape, and the second region is cylindrical.
Patent DE-4020738-A1 (DE)
Title: Coaxial cable fixing device - has U=shaped strap and pressure element, latter contacting cable screening
Inventor: HAOUY CHRISTIAN
IPC: F16L3/08
Filed: 1990-06-29
Abstract: The fixing device comprises a U-shaped strap (2) fitting around the cable (K) and a movable pressure element (8), comprising a spring-biased bolt with a pressure plate attached to its end, pressed into contact with the metal screening mesh(s) of the coaxial cable (K). The arms of the U-shaped strap (2) have locking noses (9) which fit into respective slits (10) of a carrier (T), to secure the strap (2) in place, after fitting round the cable (K). Pref. the pressure plate is curved to match the curvature of the cable (K). ADVANTAGE - Secure mechanical and electrical connection between cable screening and carrier.
Patent DE-4031273-A1 (DE)
Title: Shock absorbing saddle for bicycle - has two springs and second guide tube to prevent rotation of saddle
Inventor: FROEHLICH GERHARD
IPC: B62J1/06
Filed: 1990-10-04
Abstract: The saddle of a bicycle or motor cycle is mounted on the upper end of a tube (1) which slides inside a first guide tube (6a) and is supported by an internal spring (3). The initial comnpression of this spring can be adjusted by the bolt (5). The saddle tube is supported by a second spring (4) which is not provided with ajdustment. The saddle tube is rigidly attached to a parallel tube (2) which slides in a second guide tube (6) to prevent the saddle tube from rotating. USE - The springs absorb shocks which would otherwise be transmitted to the rider.
Patent DE-4038852-A1 (DE)
Title: Turbine blade protection from erosion - by laser beam hardening with carburising gas
Inventor: STORCH WILFRIED DR
IPC: C23C8/22
Filed: 1990-12-03
Abstract: Turbine blade with ferritic-pearlitic structure is protected by a method in which the blade is placed in a hermetically sealed chamber, with cooling of the rear of the blade, and a carbonising reaction gas e.g. C2H2 is admitted at elevated pressure while a laser melts the blade surface with a beam transmitted through a Zn selenide window. The blade is rapidly cooled and thus hardened. ADVANTAGE - Protection from stress corrosion cracking and erosion.
Patent DE-4106588-A1 (DE)
Title: Shortening start=up time of catalytic converters - for the detoxification of vehicle exhaust gases by heating using heat exchange with gases entering and leaving converter
Inventor: SCHATZ OSKAR DR ING
IPC: B01D53/94
Filed: 1991-03-01
Abstract: In process, heat is supplied to those masses within the converter which take part in the conversion. An exchange of heat takes place between the gases entering and leaving the converter before the inlet gases enter the heated area, at least until the converter ignites the conversion process. The heater is pref. switched off after the converter temp. has risen above the conversion threshold temp. and stabilised. The valve is then reset to allow converted exhaust gases to leave uncooled through a bypass pipe. USE/ADVANTAGE - Reduces the time to activate the process of catalytic conversion in the warm-up phase of vehicle exhaust detoxification
Patent DE-4115531-A1 (DE)
Title: Emulsifying thermoplastic resin mixt. - by mixing melt of resin and minor amt. of PVA with water in extruder
Inventor: INADA JUN
IPC: B29C48/41
Filed: 1991-05-13
Abstract: The mixt. (I) is emulsified by introducing into feed funnel of a double screw extruder (I) obtd. by melting and mixing (A) 80-98% (all pts.wt.) thermoplastic resin (II) with (B) 2-20% polyvinyl alcohol (III) and introducing water through at least one port downstream with reference to melt zone of (I) so that the water is kneaded with molten (I). USE/ADVANTAGE - Prepn. of emulsions and, if required, of powders from these by, e.g., spray drying.  Very stable dispersions of (II) are obtd. continuously, simply, and economically without use of special emulsifying or dispersing agents.
Patent DE-4122088-A1 (DE)
Title: Awning or cover for stage or temporary display - has supports which can be located in different positions to roof frame to accommodate differing uses and location of cover
Inventor: BEHREND RUEDIGER DIPL ING
IPC: E04H3/28
Filed: 1991-07-04
Abstract: The roofing skin (9) is carried on a series of members (2) which are stiffened by stretchers (3). A series of vertical supports (18) can be connected to the stretchers by flexible coupling (19) which allows the vertical supports to be located in positions which suit the terrain and the awnings purpose. The couplings consist of clamping sleeves which may be fixed in place on the posts and stretchers. They have lug with bores accommodating pins engaging matching bores in lugs or the ends of the frame members. USE/ADVANTAGE - Awning support can be variable located on roof skin supports, thus allowing support to be located in a variety of positions.
Patent DE-4125770-A1 (DE)
Title: Dental articulation for use in producing false teeth - has spherical joint to simulate joint between upper and lower jaws
Inventor: SCHREIBER HANS DR DR
IPC: A61C11/02
Filed: 1991-08-03
Abstract: The dental articulator is used for checking the alignment of a patient's upper and lower dentures. It has a joint connecting the two parts of the articulator which simulates the joint between the upper and lower jaw of the patient. The joint consists of a lower part (15') which has a curved slot (54) to receive the shaft (11). The upper surface (105) of the lower part (15') is spherical and forms a joint which can pivot in any direction with the second part (3') of the joint. USE/ADVANTAGE - Articulator for use in making false teeth has a scale to indicate angular movement.
Patent DE-4133704-A1 (DE)
Inventor: KONZMANN HEINZ DR
IPC: C09D7/65
Filed: 1991-10-11
Abstract: A catalyst-free, one-component coating composition containing A) one or more compounds which act as crosslinking agents and contain on average at least two CH-acidic hydrogen atoms, B) one or more Michael addition-suitable (meth)acrylate copolymers, polyester and/or polyurethane resins containing  alpha , beta -unsaturated groups bonded via carbonyl, carboxyl and/or carboxamide groups, and having a C=C equivalent weight of 85-1800 and a weight average molecular weight of 170-50000. The equivalent ratio of A:B is from 2:1 to 1:2. The coating composition contains solvents and additives which are customary in paints, and optionally water, pigments and/or fillers. It gives particularly acid-resistant coatings and is particularly suitable for the production of top coats and clear coats in the automotive sector.
Patent DE-4137473-A1 (DE)
Inventor: JAX PETER DR
IPC: E02D31/00
Filed: 1991-11-14
Abstract: The invention relates to a monitorable device for sealing a body (K), in particular a refuse dump/sanitary landfill. The device consists of two mutually spaced seals (1, 2) between which there is located a control space (3) which is closed except for an entry opening (5) and an exit opening (6) for a transport medium. The two openings (5, 6) are connected by a permeable channel or flexible tube (13) which is led through the control space (3). A sensor (8) is connected to the exit opening (6). The invention also relates to a procedure for monitoring a device for sealing a body. A lance (11) for feeding tracer gas is provided, which can face a seal (1, 2) outside the control space (3). The sensor (8) is constructed to detect tracer gas. A level gauge (10) for liquid can be connected to the control space (3). If it has been detected, e.g. by the level gauge (10), that there is a leak in a seal (1, 2), this seal (1, 2) has tracer gas applied to it in order to be able to locate the leak. <IMAGE>
Patent DE-4142255-A1 (DE)
Title: Running gear for rail vehicle with radial steering of wheel sets - has lever, to transmit transverse movement of central wheel set to connecting rods of end wheel sets
Inventor: SCHWENDT LUTZ
IPC: B61F5/38
Filed: 1991-12-20
Abstract: The end sets (2) are coupled via inclined connecting rods (5). These are positioned, so that the connection point (7) facing the end wheel set, is positioned further outwards than the connection point (6) on the running gear frame. The transverse movement of the central wheel set (3) is transmitted to the connecting rods of the end wheel sets (2,2') via a lever. Coupling of the end wheel sets to the central one, is only on diametrically opposite wheel set connections. USE/ADVANTAGE  - For vehicles with three wheel sets. Minimizes wear and stop forces, reduces or eliminates influence of traction/brake forces on wheel set steering.
Patent DE-4143631-A1 (DE)
Title: Production of detonator as fine crystals with a specified size
Inventor: PABST WINFRIED
IPC: C06B21/00
Filed: 1991-05-30
Abstract: A process for the production of detonators (I) in the form of fine crystalline powder with a particle size of less than 50 microns, in which a dispersion of powdered (I), except for lead azide, in a non-solvent (II) is reduced to the required particle size with the aid of a high-speed stirrer of the stator-rotor type. Preferably (I) is tetrazene, lead trinitro-resorcinate, lead picrate, silver azide and/or diazodinitro- phenol, preferably with a particle size of more than 100 microns and not in the form of needle-like crystals before size reduction. Preferred (II) is water and/or ethanol, used with a ratio of (II):(I) = (100:1)-(5:1).
Patent DE-4200497-A1 (DE)
Title: Rapid identification of plastics by mass spectrometry - using laser beam for local heating in inert atmos. and heated capillary for direct transfer
Inventor: CSANYI-PAVICIC ANNA DIPL CHEM
IPC: G01N33/44
Filed: 1992-01-10
Abstract: In rapid identification of plastics (I) by mass spectrometry, (a) the (I) under test is heated locally to 600-800 deg.C under protective gas, using a laser ray; and (b) characteristic (I) degradation prods. are passed through a heated capillary into the mass spectrometer, where they are identified. The appts. used is also claimed. Appts. consists of a mass spectrometer (7) with a sampling head, comprising a sample tube (4) connected to an inert gas source (5). The tube contains a wavegide (2) for irradiating the sample surface with laser light and a heatable (8) suction capillary (6) connected to the mass spectrometer. USE/ADVANTAGE - Pyrolysis is carried out in situ and no sample prepn. is necessary, whilst the degradation prods. pass directly into the mass spectrometer. The process uses a readily available technique, gives very rapid results and can be carried out by relatively unskilled workers. It is esp. used for identifying plastics for recycling.
Patent DE-4203011-A1 (DE)
Title: Yellow phosphorus@ purificn. - by mixing melt with active carbon@ powder in turbulent flow
Inventor: SERGIENKO TAMARA SERGEEVNA
IPC: C01B25/047
Filed: 1992-02-03
Abstract: In yellow phosphorus purificn. by mixing active carbon into the phosphorus melt to form a suspension which is then sepd. into pure yellow phosphorus and a solid residue, the novelty is that active carbon powder of less than 800 sq.m/g specific surface is mixed with the melt in a turbulent flow for a duration sufficient for interaction of the components, the introduction and mixing operations being carried out in a neutral atmos.. USE/ADVANTAGE - Yellow phosphorus is useful as starting material for prodn. of high purity materials used in the food, electronics and aircraft industries. The process reduces organic impurities to below 0.003%, Fe cpds. to max. 0.0005% (calculated as Fe), S cpds. to 0.0008% (calculated as S) and insoluble residues in CS2 to 0.001% using simple technology
Patent DE-4206840-A1 (DE)
Title: Combined image generation system for digital copier - has character or symbol data combined with scanned document data
Inventor: KAMO YASUSHI
IPC: G06K15/02
Filed: 1992-03-04
Abstract: The image generation system has a scanning device providing image data for each point, upon scanning a document in a main direction and an auxiliary direction and a character generator, providing numerical character or symbol data, which can be combined with the scanned document data. The combined image data is fed to an image generation stage to provide a combined image for each document copy. A central processing unit alters the character or symbol data provided by the character generator, each time the imaging process is repeated. ADVANTAGE - Allows individual document copies to be numbered etc.
Patent DE-4208769-A1 (DE)
Title: Filling moulds with rapidly hardening resin - uses several pumps in parallel to give minimum residence time and precise dosing
Inventor: HAEUSER ERHARD ING GRAD
IPC: B29B7/60
Filed: 1992-03-19
Abstract: One or more moulds are filled, esp. with rapidly hardening material, from storage containers by pumping arrangements which have several pistons, each working in their own cylinders. Each cylinder is connected to a flow mixer and the motion of the pistons is synchronised. The pumping arrangement can be within the storage container or at its exit. The pistons can be connected to a common yoke. Alternatively, the pistons can be in a stepped arrangement on a common axis. USE/ADVANTAGE - Partic. used for rapidly hardening synthetic resins; it keeps the residence time to a minimum and gives precise dosing.
Patent DE-4209885-A1 (DE)
Title: Measuring or dosing predetermined very small volumes of liquid - taking from container by suction in nozzle tip fitted at nozzle and lowering of nozzle with blowing out of liquid surface detection or measuring gas by nozzle tip
Inventor: OBI HIROSHI
IPC: G01N1/38
Filed: 1992-03-26
Abstract: The blowing out is continued, until the liquid surface due to a pressure alteration inside the nozzle with contact or the approach of the nozzle tip (12) with or at the liquid surface is detected. The blowing out of the liquid surface-measurement gas across the nozzle tip is ended with the detection or the determining of the liquid surface. The nozzle (14) is moved upwards, until the nozzle tip reaches a predetermined height above the liquid surface, whereby a liquid membrane can form in the nozzle tip. A surrounding atmospheric air is sucked around the nozzle tip until the liquid membrane blocking the nozzle tip is broken. The nozzle is lowered for the introduction or the immersion of the nozzle tip in the sample liquid (11) until a predetermined depth under the liquid surface is reached, and the predetermined liquid vol. is taken by suction. USE/ADVANTAGE - For medical or chemical analysis. Handles exactly very small vols. with high reproducibility. System gives automatic dispensing and dilution of liquid sample.
Patent DE-4212059-A1 (DE)
Title: Gyroscopic fertiliser spreader - has horizontal shaft with ends projecting into each of two funnel shaped hopper at low level and carrying agitator worms
Inventor: DREYER HEINZ DIPL ING DR
IPC: A01C15/00
Filed: 1992-04-10
Abstract: The hopper (2) into which the fertiliser is loaded, is shaped like twin funnels (4) with a vertical drive shaft (11) between. Immediately above the adjustable bottom outlets inside the hopper are spring steel agitator worms (12) on the ends of a horizontal drive shaft (9). The worms comprise inclined spiral bars (15) joined by distance pieces (14) with a central coil (13) wound tightly round the shaft (9) and looped over a pin (17) projecting through a radial hole in the shaft. When the shaft is under heavy load the diameter of the spiral tends to diminish but its springiness reacts to restore it to normal. ADVANTAGE - Has improved connection of agitator to shaft.
Patent DE-4215318-A1 (DE)
Title: Appts. for winding dough to form croissants, horn shapes etc. - has covering surface of height-adjustable table as a carrier surface with the lower level of winding conveyor moving towards outlet delivery end
IPC: A21C3/00
Filed: 1992-05-09
Abstract: The assembly has a carrier surface for the dough portion (T) formed by the surface (7a) of a fixed table (7) with height adjustment, and a conveyor (8) for the rolled dough portions. The movement direction of the winding conveyor belt (8) is selected to move its lower level (8a,8b) towards the outlet end of the winding station (W). USE/ADVANTAGE - The appts. is for winding dough portions into croissant and similar shapes, from a delivery feed of flat rolled dough by a continuous conveyor. The dough portions are correctly wound into shape and delivered as wound dough croissants without distortion.