baber/WOPTO huggingface dataset:
Patent DE-3920148-A1 (DE)
Title: Electromagnetically-ventilated spring pressure brake adjustor - incorporates distance piece comprising threaded sleeve and nut mounted loosely on screw securing brake to wall
Inventor: VOGT MANFRED DIPL ING
IPC: F16D65/14
Filed: 1989-06-20
Abstract: When the electromagnet (5) is de-energised a spring (12), held within a central dome in the magnet housing (1), urges the armature disc (10) in the direction of the friction lining rotor (8). For adjustment of the air gap between the disc (10) and housing (1), a threaded sleeve (3) co-operates with a square nut (2) to form a hollow spacer. An assembly screw or retainer (26) with a hexagonal head (25) holds the brake together when its wall-mounting screws (14) are withdrawn. ADVANTAGE - An easily mfd. device can be adjusted without special tools, even in difficult installations with possible corrosion.
Patent DE-3922052-A1 (DE)
Title: Maintenance-free bearing for vehicle doors - has uniform wave-shaped profile on friction reducing layer
Inventor: KLUETING BERND-ALFRED DIPL ING
IPC: E05D5/14
Filed: 1989-07-05
Abstract: A maintenance free bearing for automotive door hinges has a metal backing ring (3) ith an anti-corrosion protective coating (2) in which a hinge bolt slides with a clearance fit.  On the inner face of the metal backing (3) is a porous layer (4) typically of bronze and outside that and forming a bearing surface for the hinge bolt is a further porous layer (5) consisting of bronze with a low friction filler of PTFE or lead. An improvement to the prodn. method and redn. of bearing play is achieved if the outer surface of the bearing material (5) facing the hinge pin is provided with a wave form profile of uniform height (7) and depth (8). ADVANTAGE - The bearing can be produced automatically in large numbers and the bearing surface is long lasting. A close tolerance fit is achieveable with little play between hinge bolt and the metal backing ring.
Patent DE-3924348-A1 (DE)
Inventor: BADUM GEORG
IPC: B28C5/12
Filed: 1989-07-22
Abstract: In the case of a mixing and proportioning device for constructional plastering mortar, screed or the like having two separate inlet openings for the mortar components, such as sand and cement, a mixing means downstream of the inlet openings and an outlet opening on the discharge side, to achieve a cost-effective, simple and operationally reliable design it is envisaged that a separate conveying and proportioning channel (13, 14) is arranged under each inlet opening (shaft section 11, 12) and has in each case a proportioning screw (24, 25), the parallel-running proportioning channels (13, 14) opening out into a downstream mixing chamber (28), downstream of which in turn is the discharge opening (35), mixing elements (34) being arranged in the mixing chamber (28), coaxial to the proportioning screws (24, 25) and in rotational connection with the latter. <IMAGE>
Patent DE-3927626-A1 (DE)
Title: Packaging sleeve comprises tube of shrinkable polypropylene film - formed by bending film along longitudinal axis and sealing edges together with sealable film strip
Inventor: PEIFFER HERBERT DR
IPC: B29C65/50
Filed: 1989-08-22
Abstract: Flexible tube (I) of biaxially oriented shrinkable film of polypropylene, which is sealable on at least one side, has a sealing join along the longitudinal axis at which edges of the film meet to form the tube, meeting edges being sealed with film strips of sealable film overlapping both edges. Prodn. of (I) wherein section of highly shrinkable and sealable polypropylene film is bent along its longitudinal axis to form a tube so that edges of the section meet and a sealable film strip is then sealed on at 55-90 deg.C. USE/ADVANTAGE - (I) as sleeve for packaging/labelling containers for liqs., partic. beverage bottles. (I) is simply made, shows no shrinkage folds in seam region, has sufficient seam strength, and uniform dia..
Patent DE-3927661-A1 (DE)
Title: Reduction of cylinder size in digital audio tape equipment - using upper and lower drum of reduced dia. with heads mounted on reduced dia. cylinder
Inventor: NOH IL-YOUNG
IPC: G11B20/10
Filed: 1989-08-22
Abstract: A drum of dia. reduced by a defined factor compared to those of conventional equipment is used.  The audio data are expanded before recording and the recorded data compressed before being played back. An upper drum has first and second heads for recording and playback of audio information mounted on the lower surface of a cylinder of reduced dia. compared to a standard cylinder. The complete drum consisting of the upper drum and a lower drum, is driven by a motor.  Data for recording or reproduction are amplified by a common amplifier.  A phase control loop generates a playback clock from the amplified data for reproduction.  A digital signal processor receives reproduced compressed audio data from a time base controller, processes it and passes it to a digital-to-analogue converter, or passes received data in the opposite direction. ADVANTAGE - Size of drum required for digital audio tape device of R-DAT type is reduced.
Patent DE-3928394-A1 (DE)
Inventor: AHLERS OLAF
IPC: A61F2/30
Filed: 1989-08-28
Abstract: Open-celled metal structures are produced which have walls and webs of uniform strength throughout. The structures may also have an irregular surface pattern. To make a strengthened positive pattern, the method comprises application of at least one layer of a strengthening agent such as poly(methyl methacrylate) or polyester resin to a plastic substrate used for ceramic mold formation. The strengthened positive pattern is embedded in a ceramic mass, and heated to incinerate and remove the plastic substrate, which results in voids in the ceramic mass. Molten metal is poured into the ceramic mass. After solidification, the ceramic mass is removed to form the open-celled metal structure.
Patent DE-3936155-A1 (DE)
Title: Water jet cleaning pump control - has control valve that responds to pressure limit signal to shut off pump
Inventor: BAUER MANFRED
IPC: B08B3/02
Filed: 1989-10-31
Abstract: A high pressure water jet cleaning unit has a pump (1) supplying a valve (3) that delivers an output to a lance with a nozzle (4). The flow passes across a non return valve (5) and a bypass connects with a control valve (7) that moves a piston (8) against a spring force to maintain a constant delivery pressure. Burnt into the unit is a second control spool (12) arrangement that responds to normal pressure (P1) and an upper pressure limit (P2). If the output is closed, P2 exceeds P1 and the spool maxs to operate a limit switch (15) to shut down the pump. ADVANTAGE - Provides long life high reliability control of waterjet pump.
Patent DE-3937946-A1 (DE)
Title: Spacers for reinforcing bars in a concrete structure - are formed by extruded concrete from extrusion press
Inventor: DOELLEN HEINZ VON
IPC: B28B11/08
Filed: 1989-11-15
Abstract: The steel reinforcing bars of a reinforced concrete structure are positioned with respect to the shuttering by concrete beams which are extruded from an extrusion press. As the concrete (12) is extruded it is passed between two rollers (15, 16) which form depressions (13) separated by ridges (14) on its upper and lower surfaces. After the concrete has hardened it is placed against one of the shuttering panels of the structure formwork. The depressions (13) form passageways which allow the concrete of the structure to flow between the beam and the shuttering so that the beams are fully embedded in the finished concrete structure.
Patent DE-3938754-A1 (DE)
Title: New macrocyclic cpds. and metabolites - derived from Streptomyces tsukubaensis, useful as immunosuppressants and antiinflammatory agents
Inventor: GRASSBERGER MAXIMILIAN DR
IPC: C12P17/18
Filed: 1989-11-23
Abstract: (A) Macrocyclic cpds of formula (I) are new. In (I) X = oxo or opt protected 0H; R1 = Me, Et, n-Pr or allyl; R2 = opt protected 0H. (B) Metabolites A, B, C and D or unknown structures, are also new and are characterised by their physicochemical properties. USE - (I) and the metabolites have immunosuppressant and antiinflammatory activity.
Patent DE-3941169-A1 (DE)
Title: Analysis appts. to measure liq. or gaseous samples - having electrode block electrodes, thermostat, temp. sensor, heat transfer medium and heating element plus control
Inventor: MARSONER HERMANN DIPL ING DR
IPC: B01L7/02
Filed: 1989-12-13
Abstract: An analysis apparatus to measure liquid or gaseous samples comprising an electrode block including at least one electrode, and a common supply line for the sample and calibration/reference media, whereby a thermostat arrangement (10) is provided having a heating element (11) to heat a heat transferring medium, a temperature sensor (13) located in the flow of the heat transferring medium as well as a control device (15) receiving the signals from the sensor (13) to regulate the heating element (11), wherein the individual electrodes (1) of the electrode block (2) are brought into contact with the heat transferring medium flowing through a conveying system (16). USE/ADVANTAGE - The analysis apparatus can be employed to examine/measure liquid or gaseous samples using electrodes, e.g. to determine the pH-value in blood samples.  The apparatus is of a simple design, permitting precise determination even for parameters which are very much temperature dependable.
Patent DE-3942573-A1 (DE)
Title: Contactless vehicle tyre rotary motion detection - measuring times between detection of magnetic markings in magnetisable belt by detector(s)
Inventor: SEICHTER WOLFGANG DIPL ING
IPC: G01P3/487
Filed: 1989-12-22
Abstract: A method of detecting the rotary motion of a vehicle tyre involves using magnetic markers (11) in a magnetisable belt (4) in the tyre. The relative motion of the tyres w.r.t. one or more sensors (12,13) is detected. The time for reappearance of the markings after one revolution is measured.  Alternatively, with two sensors, the time is measured between the detection of a marking by them.  A belt magnetisation arrangement is used. USE - For use on motor vehicle test stands for contactless detection of rotary motion of vehicle wheel.
Patent DE-3942788-A1 (DE)
Inventor: TILL RUDOLF
IPC: F16D3/08
Filed: 1989-12-23
Abstract: In a device for cleaning and emptying pipelines for conveying liquids, in particular for conveying beverages in dispensing installations, which comprises a slide valve or a rotary slide valve, the cylindrical magazine (9) for the elastic, spherical cleaning bodies (10) and the connecting branches (12) leading to a flexible beverage line (13) to the bar are each mounted directly on top of the valve slide (3, 3'), which is actuated by a suitable drive device, above a corresponding hole in the valve slide. The distance between the threaded connection (14) for the cleaning water feed and the connection (4) for the beverage feed in the lower part of the valve housing (1) is equal to the distance between the two holes (8, 11) in the valve slide (3), so that when the slide (3, 3') is in one end position, during operation the two holes (8, 11) are moved so that they cover the two connecting pieces (4, 14) in the lower part of the valve housing (1), and during cleaning or emptying the connection for the beverage feed is closed and the beverage pipeline (13) leading to the bar is connected with the threaded connection (14) for the cleaning water feed.
Patent DE-3943081-A1 (DE)
Title: Amplifier circuit for load control - has control signal energising each amplifier via potential separating stage
Inventor: ZIESCHE FRANZ DIPL ING
IPC: H03F3/30
Filed: 1989-12-27
Abstract: The amplifier controls a load with a high unipolar output a.c. voltage, dependent on a control signal, e.g. for energising a capacitive load within a given frequency range. The control signal (Ue) energises an amplifier (V1,2) each via a potential separating stage (P1,2), between whose output is incorporated the load (Z). The amplifier voltage supply is carried out for each amplifier by two of four series connected, identical voltages sources (U). Their junction points form the respective reference potential of the amplifier inputs. Pref. the amplifiers work with their potential separating stages with a mutual phase shift of 180 deg. The overall amplifying is variable by changing both amplifiers from inverting to non-inverting mode and vice versa. USE/ADVANTAGE - For determn. of static and dynamic characteristics of mechanical structures, with energising of capacitive load for piezoelectric members.
Patent DE-4000513-A1 (DE)
Title: Packing container for parachute - has layers of fabric stacked and joined by edge seam and with central openings
Inventor: NOEHREN HUBERT DIPL ING
IPC: B64D17/40
Filed: 1990-01-10
Abstract: The parachute canopy, the line and the support structure for the load, are folded and packed into a simple container formed by layers of fabric (11, 12, 13) joined by an edge seam (14). The two outer layers (11, 13) have central openings (17, 18) through which the parachute is packed and through which it is extracted when  deployed. The holder can have several chambers (15, 16) formed by several layers of fabric. The sewn seam has a limited strength and the fabric layers are circular for a symmetrical shape for dropped loads. USE/ADVANTAGE - Simple construction and rapid deployment of parachute; simple packing action.
Patent DE-4000649-A1 (DE)
Title: Spanner for screws and nuts - has rotary motor drive and non-turntable connection to spanner head housing
Inventor: RIEGER ALFRED
IPC: B25B21/00
Filed: 1990-01-11
Abstract: The spanner is for tightening of loosening of screws or nuts.  It has a spanner head housing with a transmission, connected to a tool to grip the screw/nut, and to drive shaft. This is connected to a rotary drive, and located in a hollow shaft. The rotary drive (1) is formed as a motor drive. The shaft (2) forms a non-turnable connection between the housing (4) of the rotary drive, and the spanner head housing (5). The spanner head (3) is removable. USE/ADVANTAGE - Spanner for screws and nuts is suitable for tight spaces-easier on hand and screws.
Patent DE-4001641-A1 (DE)
IPC: F21S2/00
Filed: 1990-01-20
Abstract: A lighting device (1) has a base (3) and at least a lamp carrier (4) that can be fastened to the base (3). In order to obtain a high number of design possibilities, to ensure an easy adjustment of the angle of radiation of a lighting fixture (5) and a reliable attachment of the lamp carrier (4) to the base (3), the base (3) is provided with a series of locking holes (7). To fasten the lamp carrier (4) to the base (3), the lamp carrier (4) is introduced through at least two holes (8) of the series of locking holes (7).
Patent DE-4007418-A1 (DE)
Title: Ventilation system for room - reinforces convection current induced by room radiator
Inventor: BOITING HANS HERMANN PROF DIPL
IPC: F24F7/08
Filed: 1990-03-09
Abstract: A room has a window (8) on one side wall with a radiator installed below the window. A convection current (5) causes air to rise vertically from the radiator (4) and then flows below the ceiling to the room outlet (7) on the wall opposite to the window. - This convective flow is reinforced by forming an air inlet (1) just below the outlet (7). The flow (6) of air below the ceiling deflects the incoming air downwards and heats it to form a downward flow (2) of air which flows over the floor to the radiator (4).
Patent DE-4007687-A1 (DE)
Inventor: WITTMAIER KLAUS
IPC: B23K26/082
Filed: 1990-03-10
Abstract: A device for working a continuous strip comprises at least one laser which emits a focused laser beam, an optical system and a polygonal mirror designed as a disk with the mirrors disposed around its edge, which rotates about an axis and deflects the laser beam. To effect a change in the trace of the cut made by the laser beam on the strip by simple means, the laser beam is deflected on the strip, the axes of the mirror make an angle other than 90 DEG  with the axis of rotation and the axis of rotation is stationary.
Patent DE-4008560-A1 (DE)
Title: Component residual life evaluation system - determines residual life using different data with selection of shortest residual life value
Inventor: OHTSUKA HISAO
IPC: G07C3/00
Filed: 1990-03-16
Abstract: The component residual life evaluation system determines 3 respective residual life values using experimentally determined aging data for the component characteristics and experimentally determined aging data for the appts. function and both of these.  The shorter of the 3 obtained residual life values is selected for the output residual life value. Pref. the residual life calculations are obtained for a number of individual components and for the associated appts. as a whole. USE/ADVANTAGE - Power station. Gives clear display of remaining life of separate parts of aggregate.
Patent DE-4008961-A1 (DE)
Inventor: POVENMIRE RICHARD MARTIN
IPC: G06F13/42
Filed: 1990-03-20
Abstract: A generic controller for a processor to peripheral device interface is shown. This circuit eliminates marginal timing between a processor and a plurality of different peripheral devices while providing read and write operations within a minimum amount of cycle time. The processor interface controller generates read RD, write WR and acknowledge ACK signals at times determined by a system clock, in response to data strobe signals LDS, UDS and a read/write request signal RW from the processor. This controller is particularly useful for ASIC applications where some of the peripheral devices such as memory, may be co-located on the ASIC circuit while other peripheral devices may be remotely located from the ASIC circuit. <IMAGE>
Patent DE-4009086-A1 (DE)
Title: Storage container for liq. or solid chemicals - has inner chemical resistant barrier layer foil of aluminium on LPPE
Inventor: WORMECK SIEGFRIED
IPC: B65D90/501
Filed: 1990-03-21
Abstract: The storage container for fluid and/or solid chemical precipitant is designed as a portable unit made from any solid carrier material (2) where at least the inner lining is made of a barrier layer foil (3) which is resistant to the chemical precipitant and is made of a low pressure polyethylene with aninner barrier layer of preferably aluminium. The carrier material is pref. metal or concrete and an intermediate space (4) is preferably provided between this carrier material and the barrier layer foil.  A leakage warning system (6) and hose system (7) are preferably provided in the interspace. ADVANTAGE - Safer storage and transport of the chemicals.
Patent DE-4009826-A1 (DE)
Title: Pulsed laser radiation measurer - uses pyroelectric detector spring-suspended in vacuum chamber esp. for energy in UV and VUV ranges
Inventor: BERG HUBERT VON
IPC: G01J5/34
Filed: 1990-03-27
Abstract: Pref., the vacuum chamber (G) electrically screens the pyro-electric detector (P). A spring contact (K) establishes the connection to the detector. A measuring beam, separated from the laser beam (L), emerges from a reflection chamber (R) with two deflecting mirrors (U1, U2), one having a higher transmission so that only a part of the laser beam is reflected by the other one (U2) for measuring pruposes. The energy of the measuring beam is representative of the energy of the laser beam (L). The reflection chamber is also a vacuum chamber. USE/ADVANTAGE - Pulsed UV and VUV (vacuum ultra-violet) laser beams. High measuring accuracy at low expenditure.
Patent DE-4014096-A1 (DE)
Title: Adjusting arm rests of wheel chair - involves rotatable tube with oblique end surface
Inventor: WANKE KURT R B
IPC: A47K17/02
Filed: 1990-05-02
Abstract: The mechanism is for adjsuting the angular positions of the arm-rests and foot-rests of aids for the disabled such as toilet seats and hygienic wheelchairs. The mechanism consists of a support (1) with an extension (2). The extension (2) can be rotated about its longitudinal axis and moved axially relative to the support (1).  The abutting ends of the support and extension is voered by a short length of tube (5). When the extension (2) is rotated about the its Longitudinal axis it moves axially relative to the support (1). USE - Aids for the disabled.
Patent DE-4015830-A1 (DE)
Title: Heat exchanger assembly - has support points on tubes near tube bases and exchanger ribs
Inventor: NIERZWICKI SIEGMUND
IPC: F28F9/18
Filed: 1990-05-17
Abstract: The heat exchanger, for a water/air cooler, consists of parallel flat tubes (1), with their ends held sealed in openings (2) of tube bases (3). Lamellar heat exchanger ribs (4) are located between the tubes, and there are support points between the tubes near the tube bases. The support points (5) are located on the side of the tube bases away from the free tube ends, in the area of the exchanger ribs. The points are formed as engaging raised sections, which are pressed inwards out of opposite tube ealls (1b).
Patent DE-4022365-A1 (DE)
Title: Data communications system with two=part address and data buses - enables direct I=O transfer during instruction fetching to eliminate microprocessor delays
Inventor: KAI YOSHIHIDE
IPC: G06F13/28
Filed: 1990-07-13
Abstract: The data communications system contains a Neumann type microprocessor connected to the first parts of two-part address and data buses and to a control bus. A similarly connected program memory stores microprocessor instructions. Data is stored by a memory connected to the second address and data bus parts, which are connected to I/O devices, and to the control bus. The address and data buses are divided during instruction fetching, otherwise they are united. Direct I/O transfer occurs via the second data bus part during instruction fetching. USE/ADVANTAGE - Direct I/O transfer is effected without microprocessor delays.
Patent DE-4023087-A1 (DE)
Title: Spinner bobbin removal - has tilt transfer of bobbin rows to holders in recirculating elevator for fast disposal
Inventor: STAHLECKER GERD
IPC: B65H67/06
Filed: 1990-07-20
Abstract: The appts. to carry bobbins from a spinning assembly has a stationary intermediate store (16) for a number of rows of bobbins (12) for the transfer unit (15) and the bobbin removal unit (18,19). - The transfer unit is a carrier system (15) as a extension of the spinning machine, with a tilting mechanism (32,33) to tip a row of bobbins simultaneously to the holder (24) of the intermediate store (16). The transfer conveyor (16) is an elevator, with a number of holders (24) which can be presented to the transfer unit (15) each to take a row of bobbins (12). The holders (24) in cross-section are shaped as a C-shaped trough with the upper and lower walls (29) at an angle of less than 90 deg. to the base (30). The holders (24) are suspended on a looped carrier (26) for movement. Recesses in the match the comb-structure of the extractor (35) or the extractor (35) is a plate parallel to the longitudinal direction of the holders (24) on the elevator. A row or laying supports (38,39) for the bobbins (12) is parallel to the extractor (35) forming a transport system together with a bobbin separator (19), as a grip (19) in the gap between the two strands (38,39) which carry the bobbins (12) away.
Patent DE-4023699-A1 (DE)
Inventor: BACH ALFRED DR
IPC: C12N15/12
Filed: 1990-07-26
Abstract: Described are glycosylated, partially glycosylated or unglycosylated polypeptides with the amino-acid sequence given in the sequence protocol and in which up to 10 amino acid groups can be replaced by other, naturally occurring, amino acids. The peptides are suitable for use in treating illnesses.
Patent DE-4028285-A1 (DE)
Inventor: GRAS RAINER DR
IPC: C07D401/12
Filed: 1990-09-06
Abstract: The invention relates to blocked (cyclo)-aliphatic polyisocyanates which react with amines at room temperature, containing certain sterically hindered piperidine derivatives as blocking agents.