baber/WOPTO huggingface dataset:
Patent DE-3903730-A1 (DE)
Title: Filter insert
Inventor: LIPPOLD HANS-JOACHIM DR RER NA
IPC: B01D29/01
Filed: 1989-02-08
Abstract: Filter insert, in particular of a parallelepipedal shape, comprising a multiplicity of pleat walls arranged in zigzag-shaped pleating for a medium to be filtered passing through the insert in the direction from one edge region of the zigzag pleating to the opposite edge region of the pleating, comprising a material permeable for the medium to be filtered having island-shaped projections produced by embossing protruding from each pleat wall in the direction towards an adjacent pleat wall, which projections extend in the direction of motion of the medium and have a length exceeding their width, the projections of adjacent pleat walls abutting each other for spacing and stiffening and the abutting projections of two pleat walls joined by a pleat edge increasing in height in the direction towards the opposite pleat edge and at least one thread (39) being provided which stabilises the filter insert (11) by connecting respective adjacent pleat edges (35), which thread lies against pleat edges (35) and is essentially orientated perpendicularly to the pleat edges (35). <IMAGE>
Patent DE-3929748-A1 (DE)
Title: Partly lined disc brake for vehicles - has brake saddle between arms of brake support, with spring hooking into hole
Inventor: KRAUSE HELMUT
IPC: F16D55/00
Filed: 1989-09-07
Abstract: The partly lined disc brake, esp. for vehicles, incorporates a brake-saddle (30) positioned between the arms (33,34) of the brake-support on which it moves axially.  A spring (1) tightens tne brake-saddle (30) and brake-support against each other.  The spring (1) is detachably hooked into a hole on one arm (31) of the brake-saddle (30) facing away from the control. The hole runs on a plane parallel to the brake-disc (35).  The spring has at least one section (3,6;4,5) movably resting on one arm (33,34) of the brake support. USE/ADVANTAGE - The springs on a vehicle disc brake assembly are easily mounted and dismantled and can be automatically operated.
Patent DE-3930346-A1 (DE)
Title: Mechanically operated electronic percussion arrangement - uses modular construction with synthesiser to produce wide range of sounds
Inventor: HEUPEL MICHAEL
IPC: G10H3/14
Filed: 1989-09-12
Abstract: The electronic percussion arrangement has a support panel and modular percussion units. One or more percussion sections (3) comprises a table (4) and a stand/support (12). The table has an upper percussion section (5) with percussion modules (2) for a drum set (7) with characteristic sounds for Ethnic instruments (8), European instruments (9) and 'natural' sounds (10) using synthesising techniques. A foot pedal (15) is located on the stand (14) along with the electrical supply (13). Pref. the sounds are generated utilising a base tone keynote, and adding harmonics/overtones and sub-tones, with adjustable attack/delay, and echo facilities. USE/ADVANTAGE - Flexibility and variety of sounds allowing simultaneous use by several players.
Patent DE-3935194-A1 (DE)
Title: Typewriter or similar office system - has hinged cover system that encloses unit when not in use or for transportation
Inventor: SCHWEER LUDGER
IPC: B41J29/02
Filed: 1989-10-23
Abstract: The compact tyewriter has a system of hinged covers that enclose the keyboard and top surface. The unit has a display panel (53) that allows lines of test in process to be viewed. The display is in the form of a hinged (65) unit that can be laid flat over the keyboard (13). A cover plate can then enclosed the keyboard and display. The print roller (9) and paper feed (25) is at the rear of the machine. This is also in the form of a hinged panel (17) that can be laid flat to enclose the unit. ADVANTAGE - Portable allows unit to be closed for transportation or when not in use.
Patent DE-3936902-A1 (DE)
Inventor: WERNER HEINZ
IPC: G03B17/02
Filed: 1989-11-06
Abstract: The present invention provides a camera casing comprising a moulding 1 of plastics material, which contains the storage chamber 2 and the winding chamber 3 for the film, and comprising a metal insert 4 provided with the film window 7 and the film support 5, which insert 4 possesses structure elements 8, 9 intended to be filled with plastics for the purpose of anchoring the metal insert to the moulding outside the film window, characterized in that, in the metal insert (4), a first series of structure elements (9) is disposed near the aperture (10) of the moulding (1) surrounding the film window (7) and a second series of structure elements (8) is disposed near the outer edges (11) of the metal insert (4). <IMAGE>
Patent DE-3939325-A1 (DE)
Inventor: GUINDULAIN VIDONDO FELIX
IPC: G07F5/24
Filed: 1989-11-28
Abstract: A coin selector (2) and a coin return device (3) from a solid unit for use in automatic vending machines and slot machines. The selector (2) adequately controls and distributes each one of the coins of a specific type or value towards a respective cylindrical container (8), (9) and (10) and thus controls the number of coins in each cylindrical container without the need for any coin controls being incorporated in the cylindrical containers. The excess coins of these cylindric containers (8), (9) and (10) and those whose type or value does not coincide with the coins to be accumulated therein are sent to the moneybox (6) under the control of the selector. The cylindrical containers and the money box are sealed off by strips (5) connected to the centres of bobbins which are activated by the selector to move the strips when a coin is to pass to that container or money box. Rejected coins pass through duct (7).   <IMAGE>
Patent DE-3943335-A1 (DE)
Title: Combined, compact car heater with heat exchangers
Inventor: KEINERT HELMUT
IPC: B60H1/03
Filed: 1989-12-29
Abstract: The compact heater burner unit (20) is surrounded by a primary fluid gas-liq. heat exchanger, in which the water flows in a spiral path for improved heat transfer efficiency.  The secondary, liq-air heat exchanger (4) is linked by hoses, and the burner unit incorporates a fluid pump. The secondary heat exchanger has two sets of parallel tubes to feed the waterflow through a honeycomb structure in both directions, by a thermostat valve.  The heater is bypassed for the engine coolant circuit.
Patent DE-4005104-A1 (DE)
Title: Copying mechanism for milling-cutter grinding - has lead-screw with trapezium profile inclined to slide movement direction
Inventor: EFUNE MICHAIL
IPC: B24B3/12
Filed: 1990-02-17
Abstract: The copying mechanism is for grinding the teeth of a milling cutter producing spur gears. It has a leadscrew (3) determining the pitch (P) of the cutter profile. A cam is provided for undercutting the teeth. The cutter (2) is mounted by its spindle (1) in a headstock (5), the latter being in turn mounted on a slide (6). The basic cutting edges are situated between the cutter teeth and on a cone (A - A) with an apex angle of 2w. The profile of the leadscrew is trapezium shaped with a 20 deg. angle, and as the slide turns it moves along the axis (A-A) at angle of + omega to to that of the leadscrew. However the axis of the cutter is set parallel to that of the leadscrew when the headstock is turned in the opposite direction through an angle of - omega. USE/ADVANTAGE - High precision copying mechanism for grinding teeth of milling cutter for spur gears.
Patent DE-4013844-A1 (DE)
Title: Protective clothing cabinet - has automatic dispensing equipment with card control
Inventor: FRAUENDORF MANFRED
IPC: B65G1/137
Filed: 1990-04-30
Abstract: An automatic dispenser of protective clothing from a cabinet operates an insertion of the required card. Button press allows selection of clothing into another compartment for despatch to a cleaning unit. Separation and selection is automatically operated, by sensors and a motor drive, on hangers down to a delivery chute, from the storage rack. USE - To enable protective clothing of the required type and in the correct quantity to be rapidly available for immediate use, or packed for cleaning.
Patent DE-4016559-A1 (DE)
Title: Portable treatment device for liquids esp. water - comprises vessel with plastic insert having inlet and outlet pipes, valves and filters, and folding carrying handle
Inventor: GNEE WOLFGANG
IPC: C02F1/42
Filed: 1990-05-23
Abstract: A portable water-treatment device consists of a container (1) with an upper opening. In this opening is placed a plastic insert (3) with a valve section (6) having a stopper (7) for closing the water flow passage (8). This stopper has two penetrations (16) in which are a short inlet pipe (11) and a long outlet pipe (9), each of which has a filter (10). External screwed connections (17, 18) are provided in the stopper penetrations as inlet and outlet points. USE/ADVANTAGE - Used for treatment of water or other liquids, e.g. in laboratories, photographic industries, households, drinks industries, kitchens, dishwashing machines etc. The device is very easily and quickly moved and installed, and is very economical to produce. A wide variety of treatment resins can be used for different applications.
Patent DE-4016994-A1 (DE)
Title: New anhydro-statin-phosphono:pyrrolidine(s) and -piperidine(s) - useful as antiviral cpds. in human and animal medicine, active against e.g. HIV
Inventor: HAEBICH DIETER DR
IPC: A61K31/403
Filed: 1990-05-26
Abstract: Pyrrolidine and piperidine-substd. pseudopeptide derivs. of formula (I) and their physiologically acceptable salts are new. W = H, or a typical amino protecting gp., opt. branched 1-6C alkyl or alkenyl (each opt. substd. by 6-10C aryl), R3CO-, R5R4NCO- or R6SO2-; R3 = H, CF3, opt. branched 1-8C alkoxy, 1-18C alkyl (opt. substd. with 6-10C aryl or pyridyl), 6-10C aryl (opt. substd. by halogen, CF3, CF3O or opt. branched 1-8C alkyl), 3-7C cycloalkyl, indolyl, pyridyl, morpholino, piperazinyl, R8YCH2CH(R7)-, R9COOCH(R7)-, R10S(O)mNHCH(R7)-, T-NH(CH2)p-, (v), (R7CH2)2 or (R11)2PO(CH2)sCH(R7)-; R7 = Ph or naphthyl; R8, R10 and R10 = each opt. branched 1-17C alkyl (opt. substd. with Ph or naphthyl) or 6-10C aryl (opt. substd. with 1-4C alkyl); m = 0, 1 or 2; T = morpholino or cyclohexyl; p = 1, 2 or 3; Y and Y' = each CO or SO2; t = 0-1; R11 = opt. different OH or 1-8C alkoxy; s = 1 or 2; R4 and R5 = each H, 6-10C aryl (opt. substd. by opt. branched 1-6C alkyl or halogen), 3-7C cycloalkyl or opt. branched 1-18C alkyl (opt. substd. by pyridyl; R6 = opt. branched 1-8C alkyl; A, B (and D) = a bond or a gp. of formula (i)-(iv) n and n1 = each 1 or 2; r = 0 or 1; z = 0 or 1; R12 = H or opt. branched 1-8 alkyl; R13 = 3-8C cycloalkyl, 6-10C aryl, H or opt. branched 1-8C alkyl, 5-6 membered heterocycle or indolyl in which the corresp. NH functions are opt. protected by 1-6C alkyl); R15 and R15 = each H, opt. branched 1-8C alkyl or Ph; R16 = OH, benzyloxy, 1-6C alkoxy or -NR14R15; R1 = 3-8C cycloalkyl, opt. branched 1-10C alkyl or alkenyl n = 1-2; R2 = -PO(R11)z1-COR17 or -CONR4R5; R17 = opt. branched 1-8C alkoxy opt. substd. by Ph. USE/ADVANTAGE - (I) can be used as antiviral agents in human and animal medicine. (I) are esp. effective against retroviruses. (34pp Dwg.No.0/0)
Patent DE-4019982-A1 (DE)
Title: Treating heavy metal-contg. industrial waste - with sodium poly:thio:carbonate soln. to remove heavy metal content
Inventor: LEGARE THOMAS G
IPC: C02F11/00
Filed: 1990-06-22
Abstract: Treatment of heavy transition metal-contg. industrial waste involves adding a sodium polythiocarbonate soln. to combine with mobile metal ions to form a soln. contg. insoluble immobile particles of metal-contg. solids which are then sepd.. Also claimed is removal of heavy transition metals from industrial waste by means of process (A). Pref. when the waste is flyash, it may be mixed with caustic lime and Portland cement in a furtehr stage. When the waste is wet scrubber waste water, it may be adjusted to pH 7.5 in a further stage and then treated with sodium hypochlorite to oxidise any cyanide. USE/ADVANTAGE - The process is useful for treating flyash, contaminated soil and wet scrubbing waste water. It provides effective and efficient heavy metal removal and converts the waste to a non-toxic condition as defined by the U.S. Environmetal Protection Agency 'Toxic Characteristic Leachate Procedure', 40 code of Federal Regulations (CFR), part 268, supplement I and 'E.P. Toxic Procedure', 40 CFR, part 261, supplement II.
Patent DE-4020084-A1 (DE)
Title: Test generator for radar or communications receiver - uses processor supplying digital signal values converted into analogue output
Inventor: STAMMLER WALTER DR
IPC: G01S7/40
Filed: 1990-06-23
Abstract: The test generator provides a digitalised test signal with an adjustable noise voltage spacing. A host processor (1) provides a series of sample values representing the test signal, fed via at least one bus to a digital signal generator (4). The latter is coupled via a D/A converter (7) and a low-pass filter (9) to an analogue attentuator (10). The host processor (1) is also coupled to a control module (3), followed by a D/A converter (17), in turn coupled to a noise generator (13) and a second attenuator (14). The outputs of the 2 attenuators (10,14) are summated via an analogue summator (11) to provide the analogue output (12). ADVANTAGE - Increased dynamic range.
Patent DE-4021560-A1 (DE)
Title: Electric power tool with tachogenerator - determining and regulating RPM with circuit determining armature voltage of motor proportional to RPM
Inventor: NUTZ KARL-DIETHER
IPC: H02H7/093
Filed: 1990-07-06
Abstract: A window discriminator compares the voltage delivered from the tachogenerator (4) with two voltages proportional to the armature voltage, one of which is larger than the armature voltage and the other smaller than the armature voltage. The window discriminator consists of two comparators (6,7), and the voltage of the tachogenerator is supplied to one of their inputs. Their other inputs are supplied with the voltage lying above the armature voltage or the voltage lying below the armature voltage from the armature voltage determination circuit (5). USE/ADVANTAGE - Electric tool with motor drive, e.g. angle grinder. Additional r.p.m. detector besides tachogenerator is provided which is more cost effective than tacho and, upon failure of tachogenerator, prevents too high r.p.m.  and consequent damage.
Patent DE-4021868-A1 (DE)
Title: Process for composting wastes by microbial decomposition - comprises recycling air from the composting process during the initial phase to ensure rapid and reliable composting, even in winter
IPC: C05F17/00
Filed: 1990-07-09
Abstract: In a process for composting wastes in which the compost is placed in a container and microbially decomposed, with the addition of air, the air leaving the compost during the initial phase is recycled to the compost. A device suitable for composting material consists of a sealed or sealable container in which the compost is placed bellous for blasting in fresh air and an outlet for the air. The floor of the container is pref. permeable to air. USE/ADVANTAGE - During the initial phase composting is initiated rapidly and reliably, both in summer and in winter. The air leaving the compost is warm and damp and contains CO2 and recycling this to the compost ensures that composting takes place.
Patent DE-4025599-A1 (DE)
Title: Water-tight seal between structural elements - using device with rigid core and elastomeric sealing surfaces compressed into groove
Inventor: MUECHER HORST ADOLF
IPC: E04B1/684
Filed: 1990-08-13
Abstract: The device seals the joint between two structural members such as two pipes or two rainwater gutters. The device consists of a rigid member (1) of circular or semi-circular cross-section with the end edges having an arrow-shaped longitudinal section (3). These end edges (3) are covered with an elastomeric material (5) which, in its free state, is wider than the grooves (8) in the structural members (9,9') into which these end edges (3) are to be fitted. When fitted, the elastomeric material (5) is compressed and so forms an effective seal. USE - Watertight joints in structural elements.
Patent DE-4029419-A1 (DE)
Inventor: KLOSE ODO PROF
IPC: E03C1/04
Filed: 1990-09-17
Abstract: In a quick-fitting pipe union, especially for connecting a hand shower (10) to a shower hose, the quick-fitting pipe union being of two-part form, comprising a connection piece (2) and a nut housing (1), a proposed improvement is that a device (3) be arranged in one part of the quick-fitting pipe union for measuring and displaying one or more physical parameters of the fluid flowing through. 
<IMAGE>
Patent DE-4033165-A1 (DE)
Title: Condensation of imide(s) with alcohol(s) or amine(s) - by heating poly:ol or polyamine with acyl-lactam in presence of lactone or lactam with less than 7 ring atoms., pref. pyrrolidone
Inventor: SCHROEDER CHRISTIAAN
IPC: C08C19/30
Filed: 1990-10-16
Abstract: A process is claimed for the condensation of imides and alcohols or amines for the prodn. of ester-acyl-lactams, amido-acyl-lactams or ester-amido-acyl-lactams (I); the process involves the liq.-phase condensation reaction of a polyol or polyamine (II) with an acyl-lactam (III) in the presence of a lactone or lactam with less than 7 ring atoms or a cpd. contg. a lactam gp. with less than 7 ring atoms (IV). More specifically (IV) is pyrrolidone, caprolactone, 3-methylpyrrolidone, butyrolactone, NMP, valerolactam, isophthaloyl-caprolactam-pyrrolidone and/or isophthaloyl-bis-pyrroli done, pref. pyrrolidone; amt. of (IV) is 0.01-15 (pref. 0.1-10, esp. pref. 1-5) wt.% w.r.t. total wt. of reactants, and reaction temp. is 80-150 deg.C. USE/ADVANTAGE - (I) are useful as activators in the prodn. of nylon polymers, esp. in RIM systems, where very rapid polymerisation is required. The invention provides a simple process for the condensation of (II) and (III), with greatly increased yield in the presence of (IV). (0/0)
Patent DE-4034002-A1 (DE)
Title: Method of damping movements in joint between two vehicles - involves using gear wheel attached to cylinder unit
Inventor: KOCH ROBERT
IPC: B62D53/08
Filed: 1990-10-25
Abstract: System for damping and controlling the bending movement between two parts of an articulated vehicle which are connected by inner (1) and outer (2) crown rings. A gear wheel (4) is arranged between the inner ring and a rack (5) which is secured to the housing of a hydraulic cylinder (6). ADVANTAGE - Simplified layout for controlling bending movements between two vehicles connected by crown rings.
Patent DE-4035838-A1 (DE)
Inventor: PAWELZIK MANFRED DIPL ING
IPC: E03C1/042
Filed: 1990-11-10
Abstract: In a water valve for sanitary systems, having a fixedly arranged valve seating plate and a plate cam which is supported via an operating element such that it can rotate on the valve seating plate, both the inlet and the outlet openings for the water being constructed in the valve seating plate, and it being possible to connect the inlet opening optionally to various outlet openings by rotation, it is proposed as an improvement that the inlet and outlet openings (21,22,23) be arranged concentrically with respect to the centre axis on an arc, the valve seating plate (2) having an inlet opening (21) and an outlet opening (22,23) on each side, while the plate cam (3) is provided with a closing surface (31) for the cross-section of the inlet opening, and has an overflow opening (32,33) connected to an arc on both sides of the closing surface, so that an overflow channel of variable cross-section can be produced from the inlet opening to an outlet opening (22,23), via an overflow opening (32,33), in the closed position, by turning the plate cam (3) to the right or left. 
<IMAGE>
Patent DE-4039465-A1 (DE)
Title: Adaptive artificially intelligent electronic system - comprises modules with processor and units including central unit with current supply and function unit for external communication
Inventor: KLAUMUENZNER GILBERT
IPC: B23Q15/22
Filed: 1990-12-11
Abstract: The electronic system has a central unit (2) with a main supply (1) and a number of input (4) and output (5) units as well as system component (6) modules. These can be a card reader (7), a keyboard (8), a display (9) and/or a relay (10). The system components may include a real-time clock (12) and a memory contg. programme code and data that relates to the specific application. Coded cables may be used for input and output. USE/ADVANTAGE - Wide range of uses e.g. control of door closing unit (11) washing machine, alarm of use, e.g. control of door installation.
Patent DE-4100298-A1 (DE)
Title: Use of lanthanum terbium oxide-bromide chloride - to reduce degradation of rare earth oxide halide luminescent materials for cathode ray tubes
Inventor: RONDA CORNELIS R DR
IPC: C09K11/85
Filed: 1991-01-08
Abstract: Rare earth oxide halide luminescent materials of general formula LaOBr(1-x)Clx:Tb, where x is between 0.05 and 0.95 pref. x = 0.20, are used for redn. of degradation of rare earth oxide halide luminescent materials in cathode ray tubes. USE/ADVANTAGE - Useful as luminescent materials in cathode ray tubes, esp. for projector television system (claimed) with redn. of degradation under electron bombardment. High efficiency, water stability and appropriate particle size are obtd.
Patent DE-4101640-A1 (DE)
Title: Automatic door closing device with hydraulic damper - has pressure compensating chamber for damping fluid
Inventor: SCHUPKE ERHARD
IPC: E05F3/10
Filed: 1991-01-22
Abstract: An automatic door closing device has a cylindrical body (1) which encloses a spring (2) which acts on a slider (22). The slider is fitted with a roller (6) which actuates the cam (12) which is mounted on the shaft (16) which actuates the door-closing mechanism. A damping piston (14) is installed in the body (1) on the side of the cam opposite to the spring (2). A pressure compensating chamber (23) for the damping fluid is attached to the slider (22). The compensating chamber is fitted with a valve (25) or similar device opens when the pressure of the damping fluid exceeds a defined level. USE/ADVANTAGE - Automatic door closer with a pressure compensating chamber for the damping fluid.
Patent DE-4102590-A1 (DE)
Title: Composite layers of aluminium and alpha-alumina - produced by vacuum plasma spraying
Inventor: PURSCHE GUENTER PROF DR
IPC: C23C4/06
Filed: 1991-01-30
Abstract: In prodn of Al/alpha-Al203 composite layers by a multiple injection, vaccum plasma spraying process, the novelty is that Al and alpha-Al203 particles are sprayed simultaneously and independently of each other under certain plasma spraying conditions such that the alpha-Al203 particles are dispersed in the Al matrix while retaining their initial state. USE/ADVANTAGE - The process is useful in machine and vehicle construction for friction pairs and construction elements and in medical technology. The layers have increased wear and high temp corrosion resistance and are produced at low cost with minimal pollution.
Patent DE-4104787-A1 (DE)
Title: New bi:specific monoclonal antibody recognising human TNF - and horseradish peroxidase, and hybridoma producing it, useful in simplified assay of TNF
Inventor: BERKOVA NADESDA
IPC: A61K38/00
Filed: 1991-02-14
Abstract: Bispecific monoclonal antibodies (Ab) against human alpha-tumour necrosis factor (TNF) and horseadish peroxidase (POD) are new. Also new is the murine hybridoma WSKK(F) 400D. USE/ADVANTAGE - Ab is used for selective, quantitative or quantitative analysis of TNF in biological fluids or other materials, e.g, lysates of recombinant bacteria. The use of Ab simplifies and accelerates the assay since fewer steps are needed compared with use of TNF-monospecific antibodies.