baber/WOPTO huggingface dataset:
Patent DE-3921568-A1 (DE)
Title: Lid for coke oven - contains upper circular metallic plate with peripheral sealed surface
Inventor: STEWEN WILHELM DR ING
IPC: C10B25/20
Filed: 1989-06-30
Abstract: A lid for a coke oven is claimed and contains an upper circular metallic plate with a peripheral sealed surface and a cover located beneath it with at least a single inlet whose inner space is fitted with a heat insulating material. The novelty is that the plate (1) is formed from an independant metal body and on its underside it has a circular sleeve (2) closed right up to the upper opening (18) and is made from a ceramic material and held in place by screws (10). USE/ADVANTAGE - The lid is used to seal openings through which coke ovens are fitted with charging coal and has a horizontal position and can be raised by a machine when used as a metal-to-metal seal, the lid has a linear seal on the periphery of the metal plate. (Previously notified in Week 9102) (6pp Dwg.No.0/4)
Patent DE-3924592-A1 (DE)
Title: Pre-sensitised dry lithographic printing plate with primer coat - based on casein, soya protein and/or albumin, with good solvent resistance etc.
Inventor: KOIZUMI SHIGEO
IPC: G03F7/11
Filed: 1989-07-25
Abstract: Presensitised dry lithographic printing plate consists of a substrate, primer coat, light-sensitive coat and silicone rubber coat. The novelty is that the primer coat contains protein(s) selected from casein, soya protein and albumin. The primer coat contains casein or a combination of this and soya protein and/or albumin and is 0.1-50, pref. 1.0-20 microns thick. The amt. of protein is 10-98, pref. 30-95 (wt.)% of the primer coat. This coat also contains a hardener for gelatin; and a silane coupler, pref. of formula R3-nSi(X)Yn (I). R = H or 1-5C alkyl; X  = alkyl, vinyl or an organic gp. with a functional gp. which can be bound to or has an affinity for an organic matrix polymer; pref.  methyl, N-(beta-aminoethyl)- gamma-aminopropyl, gamma-methacryloyl-oxypropyl, N-(beta-(N-vinylbenzyl amino)ethyl- gamma-aminopropyl, gamma-glycidoxypropyl, gamma-mercaptopropyl, gamma-chloropropyl, gamma-anilinopropyl or C18H37-N(+)(CH3)2-(CH2)3-; Y = an organic gp., which is hydrolysed to produce an OH gp.; pref. 1-5C alkoxy, 3-5C alkoxyalkoxy, 2-5C acyloxy, dialkylamino, Cl or trimethylsilylamino; n = 2 or 3. In particular, the coupler is N-(beta-aminoethyl) -gamma-aminopropyl -trimethoxysilane, N-(beta-aminoethyl)- gamma-aminopropylmethyl dimethoxysilane, gamma-glycidoxypropyl trimethoxysilane (IA) or vinyltrichlorosilane. It pref. is in a coupling layer between the substrate and primer coat and is used in an amt. of 1-50, pref. 3-20wt.% w.r.t. the protein. The light-sensitive coat pref.  contains 1.0-99.9 pts. monomer with photopolymerisable, ethylenically unsatd. double bond(s) and a b.pt. not less than 100 deg.C, which is not volatile at room temp., or an oligomer of this, 0.1-200 pts. photopolymerisation initiator, 0.01-1.0 pts.  thermal polymerisation inhibitor and 0.01-95.0 pts. polymer or inorganic powder as filler, to provide dimensional stability. USE/ADVANTAGE - The plate has  solvent resistance, ink affinity and proofing properties
Patent DE-3931226-A1 (DE)
Title: Bracket for wash-basin or sink - has waste pipe leading from plug via syphon, with sub-structure and cladding panel
IPC: A47B77/08
Filed: 1989-09-19
Abstract: The bracket for wash-basins (11) or sinks has a waste-pipe (7) connected to it and leading from a drain (13) via a syphon (9). The basin (11) and sub-structure (1) are fitted at a low height above the floor. A sub-structure section (3) at the back gives the bracket an L-shape, leaving free space underneath. The U-shaped curve of the syphon (9) is parallel to the wide part of the basin (11) and is in the back substructure section (3) which is less than 25% of the total basin depth (1, 11). The back part of the sub-structure (3) has a forward-pointing cladding-panel (21) closed by a lid, flap, door, sliding door etc. (5). USE/ADVANTAGE - The wash-basin bracket gives space for other appliances, such as a washing machine.
Patent DE-3931556-A1 (DE)
IPC: B65H23/038
Filed: 1989-09-22
Abstract: A method and a device for decorating objects (32) having a conical outer surface (34) with a pattern from an embossing film (10) are described, wherein the embossing film (10) is unwound from a supply roll (100), deflected around a deflection roller (46) and subsequently fed to an embossing station (36), in which a pattern from the embossing film (10) is embossed onto the outer surface (34) of the object (32). With the aid of an adjusting device, the deflection roller (46) and the supply roll (100) execute a linear movement parallel to the longitudinal axis of the supply roll (46) and, at the same time, a swivel movement about a swivel axle (50) which is perpendicular to its longitudinal axis. In this case, the deflection roller (46) is displaced continuously in a linear manner about a route which corresponds to the deviation between the straight-line course of the embossing film (10) and the curve of the layout of the conical outer surface (34) of the object (32) to be decorated. At the same time, the deflection roller (46) is continuously swivelled through an angle (b) so that the straight-line course of the embossing film (10) is adapted in relation to the respective opening angle (b) to the curved layout of the conical outer surface (34) of the object to be decorated. 
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Patent DE-3939762-A1 (DE)
Title: Person and material lift for building sites - in which internal power source and drives toothed belt engaging in vertical toothed poles forming guideway
Inventor: BOECKER ALBERT
IPC: B66B9/187
Filed: 1989-12-01
Abstract: The lift cage (9) is guided on vertical poles (3) with toothed sections (2) and has its own motor drive, power from which is transferred by a polymeric toothed belt directly onto the toothed poles (3). The toothed belt is mfd. in neoprene rubber and has a reinforcing structure of glass fibres. USE/ADVANTAGE - The lift can carry an increased load and trouble free connection between the cage and the toothed poles is guaranteed.
Patent DE-4003131-A1 (DE)
Title: Chocolate pieces or blocks prodn. - by mixing base material with paprika powder
Inventor: NEUHUT KARL ERWIN DR
IPC: A23G1/30
Filed: 1990-02-02
Abstract: Chocolate in individual pieces or in block form is made by mixing the base material with paprika powder, producing a  stimulating effect which may be increased by further additives such as coffee, lecithin, vitamin E and ginseng. ADVANTAGE - Provides hitherto unknown flavour.
Patent DE-4005163-A1 (DE)
Title: Acrolein in-situ prodn. - by gas-phase isomerisation of propargyl alcohol at 300-550 deg. C. on heterogeneous catalysts contg. alkaline-reacting metal ions
Inventor: STECK WERNER DR
IPC: B01J29/08
Filed: 1990-02-17
Abstract: Acrolein (I) is produced by isomerisation of propargyl alcohol (II) in the gas phase at 300-550 deg C and 0.01-50 bar, on heterogeneous catalysts contg alkaline-reacting metal ions (III). Pref (III) contain ions of Li, K, Na, Cs and/or Mg, Ca, Sr or Ba; pref (III) are mol sieves or structurally related Al phosphates contg the above ions, supporting materials doped with the ions, or alkaline earth oxides.
Patent DE-4005793-A1 (DE)
Title: Electric sauna heater with steam generator - has thermostat disconnecting power from water evaporating resistor when opening of water supply to evaporating space
Inventor: KIVIMAA ANTTI
IPC: F22B1/28
Filed: 1990-02-23
Abstract: The electric sauna heater comprises at least one electric resistor (10) for heating the sauna room and a steamer (1 to 9) for generating steam in the sauna room. The steamer comprises an evaporating space (4) and at least one electric resistor for evaporating the water contained in the evaporating space (4). To achieve efficient evapn. without applying high capacities at the evaporating resistor, the sauna heater comprises a thermostat (5) which disconnects power from the water evaporating resistor when opening the supply of water to the evaporating space (4) and connects power to the evaporating resistor when closing the supply of water to the evaporating space (4).
Patent DE-4010031-A1 (DE)
Title: Motor driven force pulse generator - has reversing piston located inside enclosed oscillating cylinder and sandwiched between two gas cushioning chambers
Inventor: BENZ WILLI DIPL ING
IPC: B25D11/12
Filed: 1990-03-29
Abstract: The generator has a piston (2) agitated into reversing motion by a rod (3) and guided in an enclosed oscillating cylinder (I). The piston is sandwiched between two gas cushioning chambers (21,22), and a working tool (7) is fitted in the oscillating cylinder (I). - Pressure balancing holes (18,23) are formed in the cylinder casing and lead into the inner chamber (38) of the tool. The cylinder is equipped with a piston and cylinder unit (6) for clamping and locking the working tool.
Patent DE-4012339-A1 (DE)
Inventor: MEIXNER JUERGEN DR
IPC: C08F299/06
Filed: 1990-04-18
Abstract: Aqueous solutions or dispersions which have a pH of from 6.0 to 8.5, of oligourethanes containing (meth)acryloyl groups and having a double bond content in the form of (meth)acryloyl groups, calculated as =C=C= of from 3 to 15 % by weight, and having a content of carboxyl groups, at least some of which have been neutralised by means of ammonia, which corresponds to an acid number of the oligourethanes of from 20 to 100, a process for the preparation of these solutions or dispersions from alcohols containing (meth)acryloyl groups, 2,2-bis(hydroxymethyl)alkanecarboxylic acids and organic polyisocyanates in a one-pot reaction, and subsequently dissolving or dispersing the reaction product in water with the addition of ammonium in order to at least partially neutralise the carboxyl groups present, and the use of the aqueous solutions or dispersions as or for the preparation of aqueous coating compositions which can be cured by means of free radicals.
Patent DE-4012378-A1 (DE)
Title: Conveyor frame attachment for load - has back, sides and pivot bearing and lever
Inventor: CORDES WERNER
IPC: B65D19/06
Filed: 1990-04-18
Abstract: The attachment for a conveyor frame has a back (1) and at least one side (2,3) movably joined to it. The side (2,3) is connected by a pivot bearing (61,62) to a security lever (61,64) which can be removed from a hole (67) in the base part (15). The pivot bearing (61,62) consists of at least two relatively movable bearing parts (93,94) which are separated by a clearance (91,92) extending towards a force lifting the base part. USE/ADVANTAGE - The conveyor frame fitment prevents the load resting on the base part from being damaged.
Patent DE-4013790-A1 (DE)
Title: Sound emitting object e.g. military helicopter location method - by measuring angles of incidence of sound waves on sound detectors
Inventor: SPORMANN OTTO DIPL PHYS
IPC: G01S5/20
Filed: 1990-04-28
Abstract: The process locates sound emitting objects and has two, detectors connected to each other and separated by a defined distance. The location of the sound source is determined from the distance between the detectors and the angles between the incident direction of the sound waves, the normal through the detectors and a horizontal reference plane. USE/ADVANTAGE - For locating moving vehicles; air, sea and land vehicles particularly helicopters and tanks. Enables reliable location of moving objects using acoustics in horizontal plane.
Patent DE-4016366-A1 (DE)
Inventor: VOLK HELMUT
IPC: H05K3/34
Filed: 1990-05-21
Abstract: 2.1 Improvement of the temperature control for printed-circuit boards of different thickness and devices of different size. 
<??>2.2 The transportation speeds of the conveyor belts (8, 14) which transport the printed-circuit board (10) through a preheating oven (2) and a soldering oven (4) independently of one another are controlled such that the necessary temperatures are just reached in the case of the critical parts. 
<??>2.3 Reflow soldering with preheating in a preheating zone, and soldering in a subsequent soldering zone. 
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Patent DE-4019740-A1 (DE)
Title: Appts. for developing and processing photographic films - has switching position between input station and first processing tank enabling material to pass selectively to second processing tank
Inventor: NISSLER SIEGFRIED DIPL ING
IPC: G03D3/13
Filed: 1990-06-21
Abstract: A bridge is formed comprising a slide path, roller track (18) or conveyor belt, and spanning over several processing tanks (5, 6). Behind the switch position and bridge, a guide (19) is positioned feeding film material (9) to a corresp. tank (6). If required, more than one switching position can be incorporated working in conjunction with the bridge on a selective basis. At least two input tables can be involved, one being for the first processing tank (5), and the other is connected to the second processing tank (6) via a fixed slide path (18). USE - For developing and processing photographic film material.
Patent DE-4019764-A1 (DE)
Inventor: MUELLER ROBERT
IPC: B60K17/35
Filed: 1990-06-21
Abstract: An all-wheel drive for a motor vehicle has a first drive train (6) to the rear axle (5) starting from the gear box (3) and a second drive train (8) for the front axle (1) which branches off the first drive train. The second drive train can be switched on by means of a permanently acting all-wheel blocking system (10, 38, 43) in function of the difference in rotational speed between the propeller shaft (4) and the output shaft (13) of the all-wheel blocking system. A separating clutch (25) incorporated in the first drive train (6) behind the junction (7) of the second drive train can be actuated in function of characteristic parameters of the motor vehicle.
Patent DE-4025322-A1 (DE)
Inventor: RILLY GERARD DR ING
IPC: H02M7/217
Filed: 1990-08-10
Abstract: In known line-powered, phase control circuits, the middle point (b) of a serial connection between an inductance (1a) and a switch (T1) connected to the output (a) of the power line rectifier (BG) is connected by an inductance (D1) to a charging capacitor (Cb). The object of the invention is to reduce in such circuits the amplitude of the harmonic waves drawn from the power line. For that purpose, a second diode (D2) is arranged between the middle point (b) and the switch (T1), and the switch (T1) is connected by the primary winding (Lp) of a combinatorial circuit transformer (Tr) to the charging capacitor (Cb). The invention is particularly useful for television receivers or video-recorders.
Patent DE-4025827-A1 (DE)
Title: Filter for oil suction unit preventing tank sludge entry - has edged, rounded or profiled sheet, plastics, wire or tube shapes arranged in longitudinal or flow direction on suction devices
Inventor: SCHUT HEINRICH
IPC: B01D29/15
Filed: 1990-08-16
Abstract: A filter device has edged, rounded or profiled sheet, plastics, wire or tube shapes of varous lengths and widths arranged in the longitudinal or flow direction on the suction devices in tanks. Pref. the shapes form flow channels within a filter bag. USE/ADVANTAGE - The filter is used for oil suction units and prevents sludge entry into the suction device.
Patent DE-4026726-A1 (DE)
Title: Transparent cover with enhanced absorption for specific wavelength - comprising substrate pref. of polymer, pref. indium-tin oxide semiconductor layers and spacer layer
Inventor: BRAUN RUEDIGER DIPL CHEM DR
IPC: G02B1/10
Filed: 1990-08-24
Abstract: The visually transparent substrate is used in a construction of multiple shells to form a cockpit cover and features coatings of a semiconductor material to form a microwave absorber.  The cover features at least one substrate (1), 2 semiconductor layers (2,4) and an intermediate spacer layer (3). Also claimed is a construction with 2 transparent spacer layers. Both the spacer layers and substrate are pref. made of a polymer, copolymer or glass. The semiconductor material used is pref. InSn-oxide (ITO), the 2 layers have different conductivities and it is applied pref. by sputtering. The construction is built up using transparent adhesive bonding between the parts coated with the semiconductor layer. USE/ADVANTAGE - The semiconductor layer and intermediate layer thickness can be tailored to absorb microwave radiation in the GHz range, making it successful as a radar absorber. One or both of the shells have a thickness of lambda/4n where n is the refractive index of the material.
Patent DE-4032016-A1 (DE)
Title: Film material wet scanning system for copying - feeds liq. from scanning window longitudinal sides to form liq. cushion in window
Inventor: MANEWALD INGRID
IPC: G03B1/48
Filed: 1990-10-09
Abstract: In the scanning process, the film is moved through an opto-electronic window, while it is wetted by the scanning liq. in the region of the window bounded by two glass layers or bodies. The liq. optical refraction index is identical to that of the film.  The excess liq. is expelled by suction. The liq. is supplied to the window from its longitudinal sides and forms a liq. cushion. The liq. pressure in the scanning window is selected to equal the suction pressure. In addition the liq. is injected into the window also against the film surface. USE/ADVANTAGE - For film material copying, with reliable, faultless scanning in both film transport directions.
Patent DE-4037259-A1 (DE)
Inventor: SCHWIDDER KLAUS-DIETER
IPC: E21B7/10
Filed: 1990-11-23
Abstract: In a directional drill rod having its own electrical power supply from an integrated generator (29), whose stator (30) is integrated in a stationary outer tube (2, 25), while the rotor (30) surrounds a concentrically inner drilling shaft, the invention is characterised by a brushless three-phase synchronous generator whose stator has two axial windings (33, 34) which are arranged axially one behind the other and have their own connecting leads (37, 38), of which one connecting lead is used for the power supply of an electro-hydraulic pressure generator (19, 20) and the drives (15, 20) of the directional controller, while the connecting lead of the other stator winding carries the power supply for the control electronics, the excess power of the generator (29) being destroyed electronically. <IMAGE>
Patent DE-4100467-A1 (DE)
Title: Ship fire-fighting equipment - has controlled module with monitor for fire-fighting in other ships and utilising shipboard equipment
Inventor: GOLDTHAMMER GUENTHER DIPL ING
IPC: B63B3/08
Filed: 1991-01-09
Abstract: The ship has base enclosing an opening in the deck and accommodating a platform. The latter supports a controlled prefabricated module extending above and below the deck. The ship has its own firefighting equipment and power-generation system. The module (10) and platform (11) accomodate all necessary firefighting equipment and monitor (12) discharging extinguishing liquid. It is connected by a seawater pipe (13) to the shipboard firefighting equipment (14), and electrically to the power-generation system. When the module is in use, it utilises the functions of the shipboard equipment. ADVANTAGE - Allows firefighting on another ship.
Patent DE-4108740-A1 (DE)
Title: Automatically-controlled grinding machine - detects spacing variations due to thermal expansion of machine with corresponding compensation via machine control
Inventor: SCHREIBER JUERGEN
IPC: B24B41/00
Filed: 1991-03-18
Abstract: The grinding machine uses a programmable machine control supervising all the movements of the grinding spindles (4), the total spindle and the timing roller (7). The latter has an associated compensation device with a thermal compensation sensor detecting the axial spacing variation due to the thermal expansion of the machine for supplying a corresponding signal to the machine control. Pref. the grinding disc radial spacing variation due to the thermal expansion is also detected with corresponding compensation via the machine control. ADVANTAGE - Ensures precision machining.
Patent DE-4111184-A1 (DE)
Title: Inversion layer solar cell with MIS structure - has charge for inversion layer provided by transparent inorganic cover layer
Inventor: GUENTHER PETER DIPL ING
IPC: H01L31/048
Filed: 1991-04-06
Abstract: The solar cell has a MIS semiconductor body comprising a substrate (2), an ohmic contact (3), an insulation layer (5) with a tunnel characteristic and a metal grid (4) applied to the insulation layer (5). The charges for obtaining an inversion layer (10) in the substrate (2) are provided via a transparent cover layer (6) of an inorganic electret material e.g. SiO2. The cover layer (6) may incorporate a positive or negative charge, with its surface pref. ridged, for improving its anti-reflection characteristics. Alternatively it carries a thin anti-reflective coating.
Patent DE-4112487-A1 (DE)
Title: Device for removal of sludge from e.g. activated sludge tanks - has perforated inner suction pipe moving in outer pipe which is in one or more parts and opens and closes openings in inner pipe in set sequence
Inventor: SCHOELL STEFAN
IPC: B01D21/24
Filed: 1991-04-17
Abstract: New device comprises suction pipe consisting of an outer pipe in one or more parts, inside which is a moving inner pipe. The outer dia. of the inner pipe is slightly less than the inner dia. of the outer pipe and the inner pipe contains a number of sludge inlet openings which are opened and closed in turn by the motion of the inner pipe relative to the outer. The openings in at least one axial position along the length of the pipe are closed at any one time. The outer pipe may extend over the length of the perforated part of the inner pipe so that openings in the outer pipe correspond in their axial positions to the locations of the openings in the inner pipe, but are offset from them in the circumferential direction. Alternatively, the openings in the outer pipe may be all in the same angular position but at different axial positions along the length of the pipe. USE/ADVANTAGE - Used for removing sludge from activated sludge tanks, post-clarification tanks, etc., e.g. in sewage treatment plants. The suction effect is equally distributed over the length of the suction pipe, and the device is simple and occupies little space.
Patent DE-4114111-A1 (DE)
Title: Three=dimensional workpiece marking device - has sliding foot with vertical column for tool cross slide displaced along one edge of baseplate
Inventor: NIETZ REINHARD
IPC: G01B5/06
Filed: 1991-04-30
Abstract: The three-dimensional workpiece marking device has a baseplate (10) with a relatively sliding foot (1) supporting a vertical column (2). A vertically adjusted cross slide (3) carries a workpiece marking tool via a carrier arm (5) parallel to the baseplate (10). The running rails (7) beneath the baseplate extend parallel to one of its side edges, with the sliding foot (1) partly located beneath the baseplate and displaced along the latter side edge. The sliding foot (1) may be suspended from the baseplate (10) via the running rails (7). ADVANTAGE - Provides high marking precision, independent of location of foot.
Patent DE-4129124-A1 (DE)
Inventor: MUELLER REINHARD DR
IPC: A61K8/37
Filed: 1991-09-02
Abstract: Aqueous cleaning agents containing an anion tenside, an alkyl glycoside and an anionic polymer are characterised by improved fullness and dressing properties of hair and their good wet-combing effect, foaming properties and tolerance by the skin.