baber/WOPTO huggingface dataset:
Patent DE-19702852-A1 (DE)
Title: Wear-resistant roller bearing, especially for axial piston pump
Inventor: DAM CHUONG Q
IPC: F16C33/58
Filed: 1997-01-27
Abstract: A bearing has rollers between and in rolling contact with inner and outer races and a wear resistant coating of chromium carbonitride and/or preferably chromium nitride on the inner and/or outer race. Also claimed is a similar bearing in which the races are subjected to relative oscillatory motion and in which the abrasive wear resistance of the bearing is at least five times greater than that of a similar bearing without the coating.  Further claimed is a similar needle bearing for an axial piston pump, in which the races are subjected to relative oscillatory motion and in which the coating is 0.001-0.01 mm thick. The coating consists of a metal nitride and/or carbonitride, preferably selected from titanium nitride, titanium carbonitride, zirconium nitride, zirconium carbonitride, chromium carbonitride and especially chromium nitride. Preferably, the coating is a 0.001-0.01 (especially about 0.002) mm. thick chromium nitride coating applied by vapour deposition, especially arc vapour deposition.
Patent DE-19706603-A1 (DE)
Title: Covering device e.g. sun-blind
Inventor: MALLMANN HANS-JUERGEN
IPC: E04F10/06
Filed: 1997-02-20
Abstract: The covering device has a cloth (7) which can be wound on and off a shaft. The shaft is arranged on a slope, and has equipment (11) which guides the cloth laterally while it is being rolled up, and which is arranged in the region of the side which lies uppermost. The side of the cloth which is guided has openings which are spaced evenly, and in which the guide equipment engages. The latter may have two sprocket wheels (1), around which an endless chain (3) with evenly spaced spigots (3a) circulates, so that the spigots engage in the openings with the aid of a depressor (4).
Patent DE-19715376-A1 (DE)
Title: Production of tri:alkyl-amine with long-chain fatty alkyl group with high yield and selectivity
IPC: C07C211/08
Filed: 1997-04-14
Abstract: In the production of trialkylamines (I) with  <=  36, preferably  <= 25C atoms by reacting alkylamines or ammonia with alcohols in the presence of hydrogenation/dehydrogenation catalysts based on copper chromite/alkaline earth chromite, reaction is carried out in batches on a stationary catalyst bed at 170-260, preferably 180-220 deg C in a sump-type process in the absence of the water of reaction.
Patent DE-19716118-A1 (DE)
Title: Vacuum cleaner with main body composed of lower body carrying top body
Inventor: PARK YI-SONG
IPC: A47L9/00
Filed: 1997-04-17
Abstract: The vacuum cleaner has a main body (100), which includes a top body (110) in which a suction is produced for the collection of dirt and dust, also a lower body (120) which carries the top body in addition to allowing the rotation of the top body. A coupling unit (130,131,150,151) connects the top body with the lower body, so that a rotation of the top body on the lower body is possible. One end of the coupling unit is fixed in the middle of the underside of the top body. The other end has a shaft (130), which is connected rotationally with the middle of the top side of the lower body.
Patent DE-19716251-A1 (DE)
Title: Machining tool with triangular plate
Inventor: DEMIRLI HALIT
IPC: B23B27/14
Filed: 1997-04-18
Abstract: The plate can be turned into different working positions, the base-place being in the shape of an equilateral triangle with 14mm. side. It's corners are at heights of 2,3 and 4mm., these being determined by clearance, inclination and cutting angles, respectively of 4.09 deg. between the 4mm. and 3mm. and 3mm. and 2mm, levels and 8.13 deg. between the 4mm. and 2mm. levels.  The toolholder consists of a clamping finger pressing down on the cutter plate from the top. These corner-height variations must be altered dependent on the dimensions of the toolholder.
Patent DE-19718119-A1 (DE)
Title: New quina alkaloid unsaturated urethane derivatives
Inventor: KOEHLER BURKHARD DIPL CHEM DR
IPC: C07B57/00
Filed: 1997-04-29
Abstract: Quina alkaloid unsaturated urethane derivatives of formula (I) are new. R1 = H or OMe; R2 = ethyl or vinyl; R3 = 3-16C divalent organic group, optionally containing an ester residue; R4 = H or Me. Also new are polymers (II), obtained by radical polymerisation of (a) 10-100 wt.% (I), (b) 0-80 wt.% other vinylic unsaturated compounds and (c) 0-20 wt.% vinylic polyunsaturated compounds, in presence of (d) 0-10000 wt. % silica gel.
Patent DE-19719775-A1 (DE)
Title: Floor covering comprising mineral granules bonded by e.g. polyurethane resin adhesive
Inventor: KSCHIWAN JOERG
IPC: E04F11/17
Filed: 1997-05-10
Abstract: The floor covering element, is preferably for a stair tread. This is covered by and joined to a material of mineral origin, which is encapsulated and bonded by an adhesive binder. Preferably, the body is wood, its height and width in the uncoated state being reduced by approximately the dimensions of the coating to be applied. A surface-adherent recess in the main load bearing area, accords with the depth and strength of the applied coating. The height is pre-adjusted with regard to the dimensions and surface adherent expansion of the coating.
Patent DE-19723241-A1 (DE)
Title: Interconnection method for insulated electrical wires
Inventor: IDE TETSURO
IPC: H01R4/26
Filed: 1997-06-03
Abstract: The pair of insulated electrical wires (W1,W2) are crossed over and are placed in the gap between a pair of plastics discs (13,15) that are pressed together. The discs have a radiused edges (17,19) to provide a smooth deformation of the insulation. While being pressed together, the discs are exposed to ultrasound and this causes the plastics and insulation to melt so that the metal wires come into contact. The plastics solidifies around the wires to provide a fully sealed connection.
Patent DE-19723927-A1 (DE)
Title: Hospital bed with carriage joined to bed's bottom frame
Inventor: WEIGELIN HANS GUENTHER DR MED
IPC: A61G7/008
Filed: 1997-06-06
Abstract: The mattress frame (14) is swivel mounted on a longitudinal axle (13) on the bed's bottom frame (12). The mattress frame is intermittently and or continuously moved by means of a control from a horizontal initial position in both directions into a sloping position. The maximum side slope in both directions is between 5 and 20, preferably 7, degrees.  A motor-driven vertical spindle (21) is spaced apart from the bed's (10) pivot axle. The spindle has a nut altering the height when the spindle is turned, and joined to a block joined to the mattress frame. the spindle is mounted on the bed's bottom frame fixed to the carriage (11).
Patent DE-19726955-A1 (DE)
Inventor: FEIGL PETER
IPC: F16J15/34
Filed: 1997-06-25
Abstract: The invention relates to a piston ring type seal (1) for a crankshaft (2) located at the outlet point of a motor housing (3) in an internal combustion engine, with a fixed piston ring (7) arranged on the crankshaft (2) and a fixed counter-ring (8) mounted on the motor housing (3). The piston ring (7) can be displaced axially and can be impinged upon by elastic means in the direction of the counter-ring (8). Grooves are arranged in the sealing surface of the piston ring (7) and/or in the sealing surface of the counter-ring (8) in such a way that an air cushion can be produced between the sealing surfaces of both rings (7, 8) when the crankshaft (2) rotates. The invention also relates to a particularly economical method for producing a gas-lubricated piston ring type seal.
Patent DE-19729946-A1 (DE)
Title: Valve-gear for internal combustion engine
Inventor: STRUSCH WOLFGANG
IPC: F02B75/18
Filed: 1997-07-12
Abstract: The internal combustion engine has two overhead camshafts (2a,b) inside a casing. The camshafts are connected together by equal-sized gearwheels (12a,b). One of these gearwheels may be driven by a gearwheel of a different size, forming part of the timing drive for the camshafts. The gearwheels may be enclosed at a separate housing on the end of the cylinder block (1). The camshafts are positioned to act on hydraulic tappets which bear directly on the ends of the valve stems. There is an oil gallery (16), formed in the cast cylinder head.
Patent DE-19730721-A1 (DE)
Inventor: COMOLI ALBERTO
IPC: B65H67/048
Filed: 1997-07-17
Abstract: In a turret winder, for traverse-winding cops from continuously- delivered yarn, each cop 28 is supported adjacent a threaded region 38 or 40 which draws yarn, extending to a wound package when indexed to the unloading station, towards the empty cop 28.
Patent DE-19730840-A1 (DE)
Title: Door lock for sliding twin glass doors
Inventor: SCHWARZ THOMAS
IPC: E05B65/08
Filed: 1997-07-18
Abstract: The lock has a clamp (3) which fits onto the rear (2) of the two doors (1,2) and associated with a retainer (8). When the door is closed, the retainer projects from the overlapping area over the rear edge (5) of the front door. The retainer and clamp are two separate components. The retainer has a strip like retaining section (12) with detents (9) and a bolt (13) on which a locking cylinder (15) can be detachably fixed with the housing (16) in a predetermined position. The clamp has further detents (10) past which the retainer's detents can be freely moved in the insert direction (A) and automatically locked against extension in the opposite direction. The detents are preferably a tongue on the clamp and apertures in the retainer.
Patent DE-19733309-A1 (DE)
Inventor: SCHELLONG LISELOTTE
IPC: C12Q1/44
Filed: 1997-08-01
Abstract: The invention concerns a method and a reagent for determining lipase in the presence of a colored substrate and at least one N-substituting carboxamide derivative or a mixture of the general formula (I) or (Ia), in which R<1> and R<2> independently represent hydrogen or a saturated or non-saturated, substituting or non-substituting hydrocarbon residue with 2 to 24 carbon atoms, Z a saturated or non-saturated, substituting, cyclic or linear-chain hydrocarbon residue with 1 to 10 carbon atoms, X an atom or atom group with positive charge and n a figure ranging from 1 to 3. Specially tetranatrium-N-(1,2-dicarboxylethyl)-N-alkyl-sulfo-succinamide or a mixture containing such compound has proven to be quite advantageous in eliminating unspecified reactions during the determination of lipase in a biological test sample.
Patent DE-19740848-A1 (DE)
Title: Oxygen absorbed from air by fine-grained zeolite and abstracted by vacuum pump
Inventor: BELZ STEFAN MICHAEL
IPC: B01D53/047
Filed: 1997-09-17
Abstract: The vacuum pump is a compact, low-energy and low-noise unit combining the advantages of pressure swing absorption and pressure vacuum swing absorption processes. A gas pressurization plant (1) compresses air in a process to extract oxygen. The plant has two absorption units (8,9) supplied with air by a blower (2), and from which oxygen is subsequently desorbed by a vacuum pump (32). The absorption units are packed with fine-grained zeolite (52) similar to that customarily used in a pressure swing absorption (PSA) plant at high pressure. The plant operates especially in shorter cycles than that conventionally used in a PSA plant.
Patent DE-19742206-A1 (DE)
Inventor: OTT OSKAR
IPC: A61M15/00
Filed: 1997-09-24
Abstract: The ceramic container (1) has a thermal conductivity of 15 W/Km. The heater (6) is a thick layer resistance on its outer surface. Preferred features: The ceramic is aluminum oxide with internal surfaces glazed. The internal bottom surface (3a) slopes down to its center. Externally, the base is ground flat. The ratio of wall thickness to height is 1:6 to 1:20 and to diameter is 1:15 to 1:19. The thick layer resistance is located solely on the surface of the external base (3b). Its form is circular, spiral, meandering, wavy or zigzag. The base center is not covered by the resistance. The total value of the resistance is about 12 ohms. An insulator is adhered to the external surface and contains temperature sensors. The sensors are negative temperature coefficient (NTC)-resistors. A temperature limiter is included.
Patent DE-19751870-A1 (DE)
Inventor: BURKE TIMOTHY
IPC: H04N7/14
Filed: 1997-11-22
Abstract: A wireless video access apparatus 100 and wireless videophone 120 provide audio and video teleconferencing and telephony via a communication channel 103 to network 140 such as a PSTN or ISDN. A signal received by the network interface 210 from the network 140 is converted into an audio signal and a baseband video signal. The audio and video signals are wireline or RF transmitted to one or more video displays 225 or televisions. Videophone 120 receives the video signal from video transponder 115 and the audio signal from wireless base station 110. A video camera or camcorder 230 generates an outgoing video signal and audio signal. The processor 190 performs compression, decompression and protocol encoding and decoding. The telephone 295 or wireless videophone 120 may be used for call set-up or audio input and output. The video camera output may be displayed on the video displays 225 or wireless videophone in a loop-back mode of operation.
Patent DE-19753064-A1 (DE)
Title: Method for testing multipolar magnetic rings
Inventor: MARSCHALL TILO
IPC: G01R33/12
Filed: 1997-11-29
Abstract: The method involves rotating the ring in conjunction with a holder. An angle taker (3) assigned to the holder produces a signal at the beginning and at the end of a complete revolution of the holder. A magnetic field pickup (2) is spaced from the outer periphery of the ring, and produces an electric signal (U) when passing each pole. The signal (U) is supplied to a circuit (7) for maximum value determination. The output signal from the circuit is supplied to a circuit (10) for computing the scale faults. The signal of the magnetic field pickup is supplied at the same time to a trigger circuit (8), and its output signal is supplied to a pulse counter (9) and also to the output signal of the angle taker.
Patent DE-19753319-A1 (DE)
Title: Lockable and unlockable appliance through external force application
Inventor: EIGLER NORBERT JOHANNES
IPC: E05C19/02
Filed: 1997-12-02
Abstract: Two elements are movably mounted. A third element is movably mounted in one of the two elements. A guide groove (4) is contained in or on one of the three elements and is in contact with a guide pin (5) on one of the three elements. A spring (6) is between the first two elements. The third element tensions a spring (7) and causes the pin to move from its original position into part of the guide groove. The guide groove contains three geometric barriers. A thrust piece (14) prevents the spring tension being completely released.
Patent DE-19754089-A1 (DE)
Title: Rift saw blade holder
Inventor: JANSEN-HERFELD ROETTGER DIPL I
IPC: B27B3/30
Filed: 1997-12-07
Abstract: The shaft part of the rift saw blade holder can be separated or joined so that the H-shaped hook-in extension (2) can be hooked into the C-shaped passage the ends of which are joined to the bridge-plate (5). The C-shaped passage (1.1) and the H-shaped hook-in extension are immovable as a result of the sloping surfaces of the bridge plates or top plates (6).
Patent DE-19755773-A1 (DE)
Title: Measurement arrangement for time function of large electric current with short rise-time, especially for GTO thyristor
Inventor: JAKOB ROLAND DR ING
IPC: G01R19/00
Filed: 1997-12-16
Abstract: The arrangement has a multilayered conducting plate. The current to be measured flows in a first conductor section (1) arranged in at least one layer of the plate. A number of conductors (3) are arranged in a neighboring layer of the plate, in the direction of the conducting section. The conductors are connected to a circuit, so that the voltage depending on the rise-time of the current is measured at the connecting terminals of the circuit.
Patent DE-19756766-A1 (DE)
Title: Portable electric saw with interchangeable tool holder
Inventor: FUCHS WOLFGANG
IPC: B23D51/02
Filed: 1997-12-19
Abstract: The housing (10) has a tubular section (101), a head section (102) separated by a constricted section (103) and containing an electric motor oscillating the interchangeable tool (13). A thumb-operated switch is situated on one side of the head section.
Patent DE-19756797-A1 (DE)
Title: Low-cost mincemeat machine separates bones and compresses meat
Inventor: WILLEMSEN BERT J J
IPC: A22C7/00
Filed: 1997-12-23
Abstract: An assembly reduces meat and bone to mincemeat portions of defined dimensions. The assembly has a housing with an inlet and an outlet, a meat and bone piston-operated compressing unit and/or a conveyer. The assembly also has a separator and a meat alignment unit. Large bones are expelled.
Patent DE-19758123-A1 (DE)
Title: Vibrated compacting press for multiple concrete forming moulds
Inventor: BACKS ULRICH
IPC: B28B17/00
Filed: 1997-12-20
Abstract: Accurately dimensioned artificial stone blocks are produced in a press having a horizontal, vibrated bedplate (5) on which are positioned multiple mould cavities, each charged with wet mix, and each having a downwards acting piston (15) pressing the mixture to a set depth. On attainment of the set-point block depth, as detected by a device (16), the piston descent is stopped and the vibrating contact between an eccentric striker (10) and the bottom of the bedplate is removed.
Patent DE-19802204-A1 (DE)
Title: Cosmetic or pharmacological oil in water emulsions with reduced stickiness
Inventor: BENNER GERHARD DR
IPC: A61K8/37
Filed: 1998-01-22
Abstract: One or more partially neutralized esters of mono- and/or diglycerides of saturated fatty acids with citric acid are used in combination with one or more fatty alcohols (selected from straight or branched 12-40C alkyl alcohols) to form non-sticky oil/water emulsions or to reduce the stickiness of oil/water emulsions.
Patent DE-19803447-A1 (DE)
Title: Verfahren zur Herstellung von Precursormaterial für die Produktion von Hochtemperatursupraleiter-Drähten
Inventor: BOCK JOACHIM
IPC: C01G29/00
Filed: 1998-01-30
Abstract: Die Erfindung betrifft ein Verfahren zur Herstellung eines Hochtemperatursupraleiter-Precursormaterials zur Verwendung bei der Band- oder Drahtherstellung, wobei eine Mischung von Oxiden oder/und deren Vorprodukten vorbereitet wird, wobei diese Mischung so hoch erhitzt wird, daß eine bei der Temperatur sich gut durchmischende und gießbare Schmelze vorliegt, bei der ggf. einzelne Phasen noch im festen Zustand vorliegen können, wobei diese Schmelze in eine Hülle eingebracht wird und dort beim Abkühlen erstarrt, das dadurch gekennzeichnet ist, daß der erstarrte Schmelzkörper in einem Temperbrand auf eine Temperatur erhitzt wird, bei der eine Umwandlung des Schmelzkörpermaterials in ein Precursormaterial mit einem Gehalt an mindestens einer hochtemperatursupraleitfähigen Phase von mindestens 10 Gew.-% auftritt und daß nach dem Aufschmelzen der Mischung keine Mahlung vorgenommen wird. Die Erfindung betrifft ferner derart hergestellte Precursorstäbe und daraus hergestellte Bänder und Drähte.
Patent DE-19804197-A1 (DE)
Title: Information detection method for data processing system
Inventor: FELLER SIEGFRIED
IPC: H04Q3/76
Filed: 1998-02-03
Abstract: The method involves using an additional index table (IDX) in which all telephone numbers of information objects (IO), in a predetermined index format, are stored in conjunction with an identifier (ID) for a corresponding information object (IO). The telephone number of a caller is converted into the index format corresponding to the origin of the caller, and dependent on the location of the called subscriber. The converted format is used to detect the information in the index table. Preferably, the index format consists of consecutive figures of country identifiers, location identifiers and telephone extension identifiers with subscriber identifiers.
Patent DE-19807487-A1 (DE)
Title: Nerve blocking catheter for local anesthesia in long operations, postoperative pain therapy and chronic pain treatment
Inventor: PAJUNK HEINRICH
IPC: A61M25/095
Filed: 1998-02-21
Abstract: A nerve blocking catheter has an electrically conductive wire core (5) with a projecting bare distal end for catheter tip position control by electrical nerve stimulation. A nerve blocking catheter consists of a plastic sheathed electrically conductive wire core (5) used for unipolar electrical nerve stimulation, the wire core having a proximal with an electrical connection (1) and a bare distal tip (10) projecting from the flexible plastic sheath (4).  An Independent claim is also included for a nerve blocking set comprising a piercing cannula and the above catheter which is passed through the cannula.
Patent DE-19808139-A1 (DE)
Inventor: ZORN HEINZ
IPC: B60Q1/26
Filed: 1998-02-27
Abstract: The invention relates to an exterior rearview mirror with an illuminating device for a vehicle, whereby the illuminating device is comprised of a lamp element containing a high voltage discharge lamp i.e. a fluorescent tube (9) as a light source. The inventive device is also comprised of an electronic control unit which is electrically connected to the fluorescent tube (9). The fluorescent tube (9) is preferably assigned to a fiber optic body (15) into which the light is injected and in whose radiating surface forms the luminous field of the lamp element.
Patent DE-19810084-A1 (DE)
Title: Spatial detection of gases and vapors in air, e.g. to detect gas leakage from natural gas or chemical industry pipelines
Inventor: KIESEWETTER OLAF
IPC: G01N22/00
Filed: 1998-03-10
Abstract: Spatial detection of air components is carried out using a variable frequency pulsed microwave beam and a directional microphone. Spatial detection of air components comprises emitting a bundled pulsed beam from a microwave emitter of continuously variable frequency for frequency-dependent excitation of energy absorption by certain gas molecules, the resulting pressure variations being detected by a directional microphone for determining the concentration of gas molecules present. An Independent claim is also included for an apparatus for carrying out the above process, comprising a variable frequency microwave emitter and a directional microphone which is pivoted for changing the angle between the emitted beam and the microphone.
Patent DE-19811992-A1 (DE)
Title: Circuit arrangement for controlling electric motor
Inventor: HACKL MATTHIAS
IPC: B62D5/04
Filed: 1998-03-19
Abstract: A circuit arrangement for controlling an electric motor 923) has switching devices provided by means of which the motor can be short-circuited. A bridge circuit consisting of at least four further switching devices is provided for controlling the motor in the bridge cross-branch. By operation of the further switching devices, one of the two bridge diagonals is switched to be current-conducting. An electrical resistance is provided via which the motor can be short-circuited by operation of the switching devices. The switching devices are designed at least as two controllable switches. They are designed as semiconducting relays.
Patent DE-19812882-A1 (DE)
Title: Circuit-breaker drive circuit arrangement
Inventor: BUERGER JENS
IPC: H02H7/22
Filed: 1998-03-17
Abstract: The drive circuit has a command path (6) for feeding the switch signals to an electromechanical switch release (14), which can be interrupted by a release relay (4) with a pair of parallel contact elements (8,10), for direct separation of the control path.  The parallel contact paths are opened in alternation, with the opening of one contact element only permitted when the other contact element is closed. The contact elements may be provided by semiconductor elements.