baber/WOPTO huggingface dataset:
Patent DE-3905997-A1 (DE)
Title: Reluctance motor supplied from an electronic power converter
Inventor: ALTMANN MANFRED DIPL ING
IPC: H02K1/20
Filed: 1989-02-25
Abstract: A reluctance motor which is supplied from an electronic power converter and has a stator which has a number of salient wound poles which are opposite one another in pairs and each form a north pole and a south pole when energised, and having a rotor containing salient unwound poles, as well as having a device for controlling the power converter. In the case of this reluctance motor, in order to reduce the air noise and at the same time to improve the cooling, it is provided that the coil formers (13) are provided with attachments (13') which extend in the circumferential direction of the stator bore (16) and form parts of a closed and smooth cylinder jacket (9). <IMAGE>
Patent DE-3906548-A1 (DE)
Title: Pressure control valve
Inventor: STEINKE LEO DIPL ING
IPC: B60T13/68
Filed: 1989-03-02
Abstract: The pressure control valve (10) has a housing component (22) in which a main valve (11) is arranged. In addition, a solenoid valve (13) for pilot control of the main valve is connected to the housing component. In order to simplify the structure of the valve and to make installation easier, the said solenoid valve is inserted into a fitting chamber (25) of the housing component in order also to improve the electric and mechanical protection of the solenoid valve and the remaining chamber volume is filled with a filling compound (27). The pressure control valve can be inserted in the compressed air brake system of utility vehicles between a service brake valve and a brake cylinder. <IMAGE>
Patent DE-3912077-A1 (DE)
Inventor: WILLBOLD JOHANN DIPL ING
IPC: B07B7/04
Filed: 1989-04-13
Abstract: In a purification machine for granular material, having a screening space (12) into which an input shaft (6), arranged above a grate (5) through which an airstream (2) flows, leads and which is adjacent to an expansion space (17) and having at least one ventilator (24) which generates the airstream and is arranged upstream of an associated air purifying device connected to the expansion space (17), a simple and compact design and a low energy requirement and good degree of purification is achieved in that the air purification device has at least one centrifugal force separator (21) extending over the width of the assigned grate (5), arranged with its axis parallel to the grate and provided with a suction pipe (29), which is surrounded by a curved channel (30) running out of the expansion space (17), and having a circumference-side deflection grid (31,32), the suction pipe being connected to the ventilator (24) which is built onto the side wall of the separating housing (22) and is connected to a distributor box (26), which is arranged in the region of the machine end side adjacent to the grid (5), through a supply channel (25) extending in the region of the adjacent machine side wall, said distributor box (26) being open towards the screening space (12) and the gaps of the grate (5) facing said distributor box. <IMAGE>
Patent DE-3912393-A1 (DE)
Title: Model of patient's teeth in articulator - is mounted on elastic hollow distance piece which is filled with plaster
Inventor: HAMPEL HEINZ
IPC: A61C11/00
Filed: 1989-04-14
Abstract: The model (10) of a patient's teeth is used by the dental technician in the production of a dental prostesis for the patient.  The model (10) is mounted in an articulator (34) with the aid of two connector elements (38,40) with a distance piece (36) fitted between these connector elements (38,40). The distance piece (36) consists of an elastic element, such as a spring (62), enclosed in a housing (32) made of flexible plastic. When the model (10) is in its required position with respect to the articulator the housing (52) is filled with plaster of Paris or a similar substance, which, when it has hardened, holds the model (10) firmly in the required position. USE - Mfr. of dental prostheses.
Patent DE-3913088-A1 (DE)
Title: Crankshaft
Inventor: BRUEDGAM SIEGFRIED DR ING
IPC: F16C3/06
Filed: 1989-04-21
Abstract: On a crankshaft (2) with at least one crank pin (3) and at least two bearing journals (4, 5) and with crank webs (6, 7) which connect the crank pin (3) to the bearing journals (4, 5), the strength of the crankshaft in service is further improved by impressing upon the crank pin (3) mechanical stresses which are essentially opposed to the mechanical stresses resulting from the maximum operating loads. <IMAGE>
Patent DE-3914607-A1 (DE)
Title: Supply of secondary air to furnace - involves row of nozzles mounted on external air supply pipe
Inventor: NOACK ROLF DR DR ING
IPC: F23L9/02
Filed: 1989-05-03
Abstract: A grate type furnace (3), which burns fuel which is difficult to ignite, has a fuel charging opening (1) at the upper end of the sloping hearth. The furnace is supplied with secondary air from a row of nozzles, (4) connected to a common air supply pipe (2). The pipe (2) is mounted outside the furnace (3) on the side opposite to the charging inlet (1) and the nozzles (4) are so arranged that they direct a stream of air across the flame front on a downward sloping path towards the charging inlet (1). With this arrangement of the secondary air supply, cooling of the air supply nozzles (4) is not required. USE - Secondary air supply to furnaces.
Patent DE-3920189-A1 (DE)
Title: Fluid coupling such as a Föttinger coupling or torque converter
IPC: F16H41/28
Filed: 1989-06-21
Abstract: Fluid coupling such as a Föttinger coupling or torque converter, in which the blades of the turbine rotor, of the pump impeller and/or of the stator or stators are attached to the inner and/or outer housing shell. For the purpose of attachment, the blades are welded to that surface of the inner and/or outer housing shell which faces the blade.
Patent DE-3920564-A1 (DE)
Title: Automatic cleaning machine for milk plant - uses programmable control and extra tank to allow refuse of rinsing water
Inventor: FUNK ERWIN
IPC: A01J7/00
Filed: 1989-06-23
Abstract: The cleaning machine uses a memory-programmable control.  An extra tank holds re-usable rinsing water. A programmable wash-time time switch regulates the cleaning agent and prevents the wrong agents being used. The rinsing water need not be pumped away after each rinsing. Rinsing water used in previous rinse is re-used as an initial rinse during the next rinse. ADVANTAGE - Variable programming. Optimisation.
Patent DE-3922234-A1 (DE)
Title: Temp. monitor esp. for combustion engine cooling system - switches off engine depending on temp. w.r.t. threshold comparison and temp. gradient against time
Inventor: SOELKER KLAUS
IPC: F02B77/08
Filed: 1989-07-06
Abstract: A temp. monitor (8) continuously measures (7) the temp. of internal combustion engine (1) cooling fluid and exhaust gases and switches off the engine when a defined temp. is reached which is sufficiently below the maximum safe operating temp. The arrangement also monitors the temp. gradient against time and takes account of both instantaneous temp. and temp. gradient when switching off the engine. Temp. gradient derivation and engine switching control are performed by a microprocessor. USE/ADVANTAGE - Esp. for use in underground mining. Eliminates erroneous switch-off without endangering maintenance of safe maximum temp.
Patent DE-3923270-A1 (DE)
Inventor: MUELLER BERND PROF DR
IPC: A61K47/26
Filed: 1989-07-14
Abstract: A water-soluble metallocene complex which can be employed as cytostatic and which can be obtained by mixing a metallocene complex, a polyol, water and, optionally, additives and subsequently removing the water, the polyols preferably used being glycols, sugar alcohols and carbohydrates, is described.
Patent DE-3924648-A1 (DE)
Title: Concrete floor with passageways - accommodates cables and pipes and uses panels with rows of conical depressions
Inventor: MACHOWETZ WOLFGANG DIETRICH DI
IPC: E04F15/024
Filed: 1989-07-26
Abstract: The floor is made of cement or concrete. It has passageways  formed below its surface for electric cables, heating pipes, and gas and water pipes. The floor is formed with the aid of rectangular panels (5). Each panel has rows of conical depressions (2) which form  feet (3) on the underside of the panel. The panel is placed on the under surface of the floor and the cement or concrete is laid on top of the panel. The panel remains permanently in place and the necessary passageways are formed between the row of conical projections on the underside of the panels. USE - Concrete or cement floors.
Patent DE-3929639-A1 (DE)
Inventor: NISHIOKA TAKAFUMI
IPC: G03G15/34
Filed: 1989-09-06
Abstract: Colour printer comprises a revolving drum (1), a charger (2), an applicator (5) for applying micro-capsules made of a photo-curing agent to be cured by light and containing a coloring agent, to the charged drum, an exposure station (4), e.g. comprising a scanning station (20) for scanning document (22) and transmitting the images via mirrors (M1-M5), a transfer station wherein the uncured micro-capsules are ruptured by pressure roller (12) which may also be heated so that the coloring agent contained in the ruptured micro-capsules which is transmitted to a paper sheet (7a) to form a coloured image. Alternatively, the exposure station may be an LED array, LCD shutter and colour filters, or a laser light writing beam and the printer may be used in multi-colour work. Preferably, the colouring agent is a leuco dye and the paper contains an oxidant to produce a coloured image. <IMAGE>
Patent DE-3936648-A1 (DE)
Title: Disc-type machine component - has thickened outer edge formed by rolling over sheet metal blank
Inventor: WINKELMANN JUN HEINRICH DIPL I
IPC: F16H55/44
Filed: 1989-11-03
Abstract: The disc-type machine component has a hub by which it is secured to a shaft or spindle, while at the outer periphery its material is thickened in the axial direction. The thickened portion is formed by rolling over the edge (2) of a sheet-metal disc blank (1) in the radial direction and which can then be pressed to form a sealed joint. Peripheral profiling can be formed in the edge. USE/ADVANTAGE - Simplicity of prodn. of disc-type machine component with min. material wastage.
Patent DE-3940240-A1 (DE)
Title: Sliding windows for vehicle - with overlapping edges and parallel guide strips
Inventor: OKETANI KAZUMI
IPC: B60J1/16
Filed: 1989-12-05
Abstract: The rectangular window opening in the side of the vehicle has diuble groove frames to hold two panes. The overlapping adjoining edges of the panes are fitted with special edge strips (2, 3), which lock over each other to form a complete seal. The overlapping seal is provided by shaped edges (2y, 3y) on the strips forming the pane edges and with brush sections (26) for the final seal. The adjoining guide strips are close spaced and the edges of the panes  have offset slide strips. ADVANTAGE - Compact window, simple sliding gear, efficient seal.
Patent DE-3941300-A1 (DE)
Title: Sack made of folded plastics - has surface giving different degrees of adherence to covering sheet at end
Inventor: KRUSE ALFONS
IPC: B65D30/18
Filed: 1989-12-14
Abstract: The sack is pref. made of plastics sheet. It has the ends formed by folding the transverse walls inwards and then folding the sidewalls over them, after which a covering sheet is applied, to hold the folds together. One end of one of the ends has a coating extending to the inwards-folded edge of the transverse wall and which weakens the adherence of the covering sheet. This end has sections of surface (12) giving a different degree of adherence to the covering sheet than other sections (12', 15). USE/ADVANTAGE - No inadvertent detachment of sheet from bottom.
Patent DE-3943095-A1 (DE)
Inventor: PAWLOWSKI STEPHEN
IPC: G06F12/06
Filed: 1989-12-27
Abstract: The invention provides for assigning memory address space in a computer system having a plurality of ports or slots 150 for coupling memory boards or other apparatus accessible to a processor 102 of the system. A decoder 140 electrically coupled with the ports and processor receives, preferably at the time the computer system is first powered on, memory size identifying information from each of the memory boards coupled with the slots. The decoder assigns system address space to each of the individual memories. <IMAGE>
Patent DE-4003698-A1 (DE)
Inventor: BRAUNECKER BERNHARD DR
IPC: G01M11/02
Filed: 1990-02-07
Abstract: Wave front sensor with an optical focussing system (1), an aperture plate (2) with a plurality of apertures (21) arranged simultaneously in the beam path (3) in coded array, especially in the cyclical Hadamard code, a device (22) for advancing the aperture plate (2) so that a plurality of differently coded arrays of apertures (21) lie successively in the beam path (3) and the entire cross-section of the beam path (3) is scanned several times with differently coded arrays of apertures (21), a local resolution light detector (41) arranged near the focal plane (4) of the optical system (1), especially a lateral detector with local resolution in the nm range which determines the position and intensity of the light spot (33) resulting from the superimposition of the plurality of beam packets (32) generated by the apertures (21), and a storage and computing unit (5) which re-transforms the position and intensity determined by the light detector (41) into the phase and amplitude of the wave front using the arrangement code of the apertures (21).
Patent DE-4007463-A1 (DE)
Inventor: ALLGAEUER MICHAEL DIPL PHYS
IPC: G01B9/02
Filed: 1990-03-09
Abstract: In accordance with Figure 1, in an interferometer of integrated optical design, a beam (5) emanating from a laser diode (4) falls into a circular grating (2). There, it is split into two component beams of 0th and 1st order. The 1st order forms the reference beam, which is focused into a coupler (7). The 0th order forms the measuring beam, and is projected through a triple prism (6) on to a second circular grating (3), which focuses the measuring beam (0th) into the coupler (7). The 0th and the 1st order interfere in the coupler (7), and interference signals are generated in a known way and converted by detectors (8a, 8b, 8c) into mutually phase-shifted electrical signals. 
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Patent DE-4016164-A1 (DE)
Inventor: LANGE ROLF-PETER
IPC: E04B2/96
Filed: 1990-05-19
Abstract: Curtain wall mounting-device system comprising a plurality of structurally identical fixing brackets (2) which can act both as fixed and as movable bearings, which are connected to a wall (1) or a floor slab (5) and receive on their free side (14) mullion profiles (3) in a manner such that they are displaceable in at least one direction. An individual fixing bracket (2) of this type essentially consists of a wall plate (8) and two leg plates (9) which project perpendicularly in front of this and fasten the mullion profile (3) between them. The leg plates (9) are connected by their guide rails (18), which slide in the receiving grooves (24), to the wall plate (8). The position of the leg plates (9) is adjusted in the longitudinal direction (6) via the adjusting screws (27). The mullion profile (3) is secured in its position between the leg plates (9) via retaining plates (43) and is connected to the latter via a retaining screw (42). <IMAGE>
Patent DE-4018116-A1 (DE)
Title: Laminated foam prodn. - by compression moulding polyurethane foam and textile material in heated press, using solvent-free aq. dispersion adhesive
Inventor: GEHRING JUERGEN
IPC: B29C65/48
Filed: 1990-06-06
Abstract: Laminating foam (I), esp. polyurethane foam with textile material is by bonding under pressure using a layer of adhesive (II) between the materials. (II) is an aq. dispersion adhesive contg. no organic solvent, and the foam/adhesive/textile composite is bonded by the simultaneous application of heat and pressure. Appts. for carrying out the process has upper and lower compression moulding tools which can be moved against one another; at least one of these parts carries a mould die and is capable of being heated. (II) is applied to one side of the foam (I) or the laminating material (III), esp. by spraying or sprinkling, and the composite is pressed for 20-60 secs. at 60-150 deg.C and 30-80 bar. Composite is shaped during the compression moulding process, pref. by stamping the surface while heating the stamped area to at least 80 deg.c; bonding, compression moulding and stamping are carried out simultaneously; (II) is a mixt. of an aq. dispersion of terpolymer contg. free COOH gps., built-in hardener and 2-20% (pref. 2-10%) resin dispersion, pref. a mixt.  of 60-70 wt.% EVA copolymer dispersion and 8-12 wt.% synthetic resin dispersion, made up to 100 wt.% with water; the press tools are fitted with stamping devices, and the appts. is provided with a sprinkler or sprayer for (II). USE/ADVANTAGE - Process is useful for the prodn. of laminated foam prods. for automobiles, office furniture, etc. (seats, arm rests, linings, etc.). Process enables prodn. of a strong, permanent bond with a solvent-free, environmentally harmless adhesive.
Patent DE-4019649-A1 (DE)
Title: Vehicle wheel with one piece rim - has rim bolted via flanges to disc fixed to hub
Inventor: SUSUKI YOSHINOBU
IPC: B60B23/10
Filed: 1990-06-20
Abstract: The vehicle wheel has a one-piece rim (3) accommodating the tyre (7) and with a first flange (4) on the inside extending towards the axis of rotation. A disc (2) secures the wheel (1) to the hub, and has a second flange (5) on the outer periphery, by which it is bolted (6) to the first one. The rim can be a single casting, or it and the disc can be of aluminium alloy and each in two parts. USE/ADVANTAGE - High rigidity and low cost construction for vehicle wheel.
Patent DE-4020545-A1 (DE)
Title: Electro-pneumatic motor overspeed protector - has inductive pick up sensing toothed disc to provide input to counter
Inventor: FRANZ KASPAR DIPL ING
IPC: F16H61/16
Filed: 1990-06-28
Abstract: The overspeed protection system is based upon pulses generated by detecting teeth on a disc attached to the motor shaft. The teeth detector is provided by an inductive pickup. Pulses are counted within a period and if a limit is exceeded the drive can be inhibited. The system can be used with vehicles to limit speed.
Patent DE-4023366-A1 (DE)
Title: Mist generator in greenhouse - incorporates block of pressure-pulverising nozzles
Inventor: LUDWIG GUENTHER
IPC: B05B15/658
Filed: 1990-07-23
Abstract: The device for misting in greenhouses and conservatories has one or several batteries of nozzles fed with water (9) from a container (8) by a high-pressure pump (10). The nozzle battery (1) has one or several threaded apertures (4) on the periphery or ends, containing the latest pressure pulverising nozzles (5) in a size of 0.6 to 1 US GPH with a spray angle between 45 and 80 degrees. USE/ADVANTAGE - Produces the largest possible uniformly distributed mist spray and quickly achieves high air humidity.
Patent DE-4030277-A1 (DE)
Title: Small diameter pipe connector - has socket body with resilient pawls and spring to push pipe against pawls
Inventor: WASHIZU KATSUSHI
IPC: F16L37/098
Filed: 1990-09-25
Abstract: The pipe connector comprises a connector body having a front cylindrical portion and a rear locking portion, and which defines an axial stepped bore defining small and large diameter chambers. The periphery of the large-diameter chamber has a number of elongate openings formed in it. A seal member is arranged in the small-diameter chamber. The socket body has a number of inwardly inclined resilient pawls or fingers. - A spring is arranged whereby, in use, an expanded portion of a pipe inserted in the stepped bore is urged against the resilient pawls or fingers to hold the pipe. A bush member is disposed to the rear of the seal member. USE - Partic. under vibration conditions in combination with metallic tubes which are mounted in cars to supply oil. (12pp Dwg.No.1/7)
Patent DE-4032150-A1 (DE)
Title: New phosphorus contg. bisphenol cpds. - used as intermediates for new polycarbonate(s) with good flame resistance
Inventor: TACKE PETER DIPL CHEM DR
IPC: C07F9/30
Filed: 1990-10-10
Abstract: Phosphorous-contg. bisphenol derivs. of formula (I) are new: In (I), R1 and R2 = H, halo, 1-8C alkyl, 5-6C cycloalkyl, 6-10C aryl or 7-12C aralkyl; R3-R7 = H, 1-6C alkyl, 5-6C cycloalkyl or R1-substd. aryl or R3 plus R7 are together (CXY)n; n = 2 or 3; and X and Y (same or different on each C) = H, 1-6C alkyl, 5-6C cycloalkyl or 6-10C aryl; R8 and R9 = H, 1-6C alkyl, aryl-substd. 1-4C alkyl or R1-substd. aryl; a and b = zero or 1 but not both 1. Also new are thermoplastic, aromatic polycarbonates (II) of mol. wt. at least 11000 with 2-100 mol. % (on total carbonate units), of formula (Ia). USE/ADVANTAGE - (I) produce (II) of good flow properties, high hydrolytic stability and good flame resistancy. They are suitable for making moulded objects, e.g. for coverings and glazes in electrical and building applications, and in household appliance.
Patent DE-4037869-A1 (DE)
Title: Circular foot support element for chairs and stools - has single cast member with necessary spokes forming support
Inventor: ZAPPA GIANPIETRO
IPC: A47C7/50
Filed: 1990-11-28
Abstract: The circular foot support element for chairs, seats, benches etc. has a single suitably designed and dimensioned piece preferably made by the injection casting technique and having three, four or more spokes. A hub (3) with a central opening (4) conforming with the support column for the seat of the chair can be provided. ADVANTAGE - Easier simpler manufacture without having to fit individual components.
Patent DE-4039365-A1 (DE)
Title: NMR magnet for highly homogeneous magnetic field - uses at least one superconducting magnetic coil in first chamber of cryostat in deep cooled liquid helium
Inventor: MUELLER WOLFGANG DIPL PHYS DR
IPC: F17C13/00
Filed: 1990-12-10
Abstract: The supercooled liquid helium in the first chamber of the cryostat (4) is arranged with a temp. of less than 4.2 K. The cryostat has at least one further chamber, which contains a liquid helium standing at atmospheric pressure with a temp. of about 4.2 K. The first chamber (1) is connected with the second chamber (2) in such a way, that the supercooled liquid helium found in the first chamber is also at atmospheric pressure, and the first and at least a second chamber (1, 2) together form a divided tank. The first chamber arranged with the supercooled liquid helium is arranged underneath the further chamber (2) with the helium of 4.2 K. The first chamber is separated from the further chamber by a heat insulating barrier (10), and the barrier consists of at least two plates (12, 13), which are separated by a vacuum. USE/ADVANTAGE - NMR magnetic system. Electrical entry to magnetic coil is considerably simplified. No vacuum passage is required and specific helium consumption is considerably reduced compared to known supercooled systems.
Patent DE-4041473-A1 (DE)
Title: Sprayable compsn. activating substrates for electroless plating - contg. organic noble metal NoAbstract in zero-valent or metallic form and polyurethane elastomer
Inventor: REICHERT GUENTHER DIPL CHEM DR
IPC: C23C18/30
Filed: 1990-12-22
Abstract: The novel feature in a compsn. for activating substrates for subsequent electroless plating and of the type contg. an org. noble metal cpd. (I), fillers, organic/solvents and an elastomeric polyurethane binder is that (I) is in zero-valency or metallic form. A prefd. compsn. comprises: (a) 0.03-3 wt.% or (I); (b) 70-95 wt.% of a solvent mixt. consisting of alcohols, ketones and etheresters or ketone alcohols and having a flash pt. above 20 deg.C and b.pt. 70 deg.C or higher; (c) 0.5-3 wt.% filler; and (d) 4-20 wt.% of a polyurethane elastomer. USE/ADVANTAGE - The compsn. can be used (opt. as a spray to activate plastics substrates without prior etching and can give strongly-adhered metal plating, even on geometrically complex substrates. Processes are claimed for activating one or both sides of a substrate prior to electroless plating to give housings for shielding devices from electro-magnetic radiation.