baber/WOPTO huggingface dataset:
Patent DE-4110179-A1 (DE)
Title: Continuous prodn. of anionic surfactant solns. - by sulphonation of mixt. of unsatd. tri:glyceride and unsatd. fatty acid
Inventor: WANGEMANN FRANK DR
IPC: C09K23/08
Filed: 1991-03-27
Abstract: Continuous prodn. of aq. solns. of anionic surfactants is effected by (a) reacting a mixt. of a triglyceride (I) and an unsatd. fatty acid (II) with SO3 gas, and (b) neutralising the prod. with an aq. base. (I) is of formula R1OCH2CH(OR1)CH2OR1, where R1 = 6-22C aliphatic acyl contg. 1-5 double bonds. (II) is of formula R2OH, where R2 = 16-22C aliphatic acyl contg. 1-3 double bonds. ADVANTAGE - The process gives high yields and can be operated continuously without problems of carbonisation or excessive viscosity increase
Patent DE-4112275-A1 (DE)
Title: Therapeutic radiation equipment using lamp as light source with control system - uses optical filter components contg. dichroitic coated colour splitter for photo-dynamic therapy suitable for tumours
Inventor: ZETTERER GERD DIPL ING
IPC: A61N5/06
Filed: 1991-04-15
Abstract: The radiation system uses the working principle of photodynamic therapy (PDT), for the radiation treatment of e.g. tumours. Each optical filter component contains at least one dichroic coated colour splitter, with a long pass filter characteristic below the therapeutic relevant wavelength range, and a short pass filter characteristic above the therapeutic relevant wavelength range. USE/ADVANTAGE - Radiation system for PDT, used in oncology. Costs drastically reduced compared with laser, with increased reliability. Narrow band and efficient filtering prevents hyperthermia effects.
Patent DE-4114336-A1 (DE)
IPC: B21D15/04
Filed: 1991-05-02
Abstract: The invention relates to a method for making threads on the edges of a polygonal tube (5). It consists in that the polygonal tube (5) is deformed without cutting by a process in which an expanding claw (10, 11, 14), the outer surface of which has the inner contour of a section of the thread segments to be produced, is first of all clamped from inside as a bottom tool against the wall of the polygonal tube, at least one outer tool (15, 16), which has the outer contour of a section of the thread segments to be produced, is then pressed against the edge of the polygonal tube (5) from outside in the region of the expanding claw (10, 11, 14), with the result that the material of the wall of the polygonal tube (5) enters the recesses in the outer surface of the expanding claw (10, 11, 14) in the region of the edges, the outer tool (15, 16) and the expanding claw (10, 11, 14) are lifted away from the walls of the tube after the deformation process, and the polygonal tube (5) is then displaced axially relative to the outer tool (15, 16) and the expanding claw (10, 11, 14) by one section to be processed, by the pitch or a multiple thereof. <IMAGE>
Patent DE-4117393-A1 (DE)
Inventor: LUTAT MARTIN DIPL ING
IPC: F02D41/26
Filed: 1991-05-28
Abstract: A device comprises two processors 11, 21, for example for controlling the injection of fuel into an internal combustion engine. Variables are detected (2) and at least one of the two processors calculates a manipulated variable for supplying (6) to a peripheral unit and controlling the fuel injection. The first processor 11 determines the manipulated variable in dependence on data, more particularly numerical data, calculated by the second processor 21. Each processor 11, 21 may comprise first and second computers 12,13; 22, 23 and a monitor computer 14, 24. The processors may be connected by a data line having a dual-port RAM 8. The manipulated variable calculated by the first computer 12 may be compared in the monitor computer 24 with the manipulated variable calculated by the second computer 23 to detect faults and actuate a warning light 10.1. A defective processor may be switched off and the other allowed to continue operation. Anti-skid braking systems and robots may alternatively be controlled by the device. <IMAGE>
Patent DE-4121137-A1 (DE)
Title: Electrical coupling for vehicle steering column - has cable with end sections wound in opposite directions around steering column and steering housing
Inventor: BANNAI HIROYUKI
IPC: H01R35/02
Filed: 1991-06-26
Abstract: The coupling uses an electrical cable wound in the manner of a watch spring, extending between the rotatable steering column and a stationary steering housing. One section of the cable is wound in one direction around the steering column or the steering housing, a second cable section wound in the opposite direction around the other of the two. A chamber has two axially opposing concentric channels (11,16) receiving the two wound cable sections. The cable has a number of individual cable elements, each with an inverted cable section between the two wound cable sections at a given peripheral spacing from the cable ends in the neutral rotation position. ADVANTAGE - Prevents mechanical damage to coupling cable.
Patent DE-4125482-A1 (DE)
Title: Angular rotation measuring device with rotationally positionable magnet - has eccentrically mounted sensor elements for compensation of angle differences
Inventor: HOFMANN FRITZ
IPC: G01B7/30
Filed: 1991-08-01
Abstract: The measuring device includes a rotationally psoitionable magnet element (12) that produces a magnetic field perpendicular to its rotation axis, and sensor elements (18,20) offset about the axis on a common carrier. The sensor elements comprise ICs mounted on a mutual board, and their output signals which vary with the magnet's rotary position, have a fixed desired mutual phase shift. The sensor element measurement axes (A,B) are inclined at an angle different from the desired phase angle. Each element is eccentrically mounted to compensate for the angle difference between the selected setting angle and the desired phase angle. The sensor elements are attached to a common, plane mounting surface (36) of the sensor carrier (4) with their measurement axes parallel. The relative height between sensors and magnet is variable to alter their phase shift. ADVANTAGE - Allows high degree of miniaturisation.
Patent DE-4135080-A1 (DE)
Inventor: MAY MICHAEL DR
IPC: C08F220/36
Filed: 1991-10-24
Abstract: The invention relates to liquid crystalline polymers which form exclusively nematic liquid crystalline phases. The liquid crystalline polymers are comprised of units of at least trinuclear liquid crystalline azo dye monomers M with lateral asymmetry.
Patent DE-4137976-A1 (DE)
Inventor: BOSSLER HANS JUERGEN
IPC: G01L5/00
Filed: 1991-11-19
Abstract: In order to switch on the ignition current for a gas bag impact protection unit arranged at the sides of a vehicle, a flat foil switch composed of at least one contact surface (4) located on the door, a semiconductive polymer foil (3) and a track foil (5) is arranged on the doors of the vehicle.
Patent DE-4202060-A1 (DE)
Title: Device for sealing working chamber of shield drive device on delivery unit for heaping spoil - involves tight suspension introduced from outside into delivery pipe conduit which produces sealing plug
Inventor: STUCKMANN DIETER
IPC: E21D9/087
Filed: 1992-01-25
Abstract: Equipment is connected to the delivery device (11) for feed of a tight suspension into the delivery pipe conduit (13). The delivery device consists of a worm (11), the tube of which forms the delivery pipe conduit. The worm tube is connected to a feed conduit (18) for the tight suspension. The feed conduit at one point (19) is connected to the delivery worm (11), the distance of which from the worm outlet is greater than from the worm inlet in the area of the dividing wall (5). USE/ADVANTAGE - Used in tunnelling work without the use of costly sluice devices.
Patent DE-4209045-A1 (DE)
Title: Hydraulic clamp for clamping press tools etc. - has clamping pin in form of piston rod guided in easily removable guide bush whilst large dia. piston is guided directly in bore of clamp body
Inventor: HEEL HELMUT
IPC: B21D37/14
Filed: 1992-03-20
Abstract: The clamp has a base member (1) with one or more cylindrical bores (2). Fitting into the bore (2) is a guide bush with a reduced guiding dia. (6) and wiper ring (4) for a piston rod (7) forming the clamping pin. The piston itself is directly guided in the cylindrical bore (2) and has a seal (10). Between the underside of the piston and the end shoulder of the bush is housed a return spring (12). Towards the mouth of the cylindrical bore (2) is a groove (3) for a spring wire retaining ring (4) securing the guide bush in place. USE/ADVANTAGE - Large piston area allows high clamping force to be exerted. Simple to produce parts are easily assembled and dismantled.
Patent DE-4210180-A1 (DE)
Title: Container for viscous flowable materials - has steeply inclined plane wall defining indentation in base and flange enclosing outlet opening attached directly to wall.
Inventor: STUENITZ WERNER
IPC: B65D88/54
Filed: 1992-03-28
Abstract: The incline of the wall pref. is equal to about 4 deg. The indentation (20) starts from an inner edge of the container base (10) which extends partially in a circular arc and partially along a secant of this arc. The outlet opening (36) starts from the lowest point of the indentation, with the lower edge (28) of the opening meeting the lower inner edge of the wall (30) at the lowest point of the indentation. The opening (36) is pref. circular. The internal width of the opening corresponds to a standard pipe gauge and the indentation is so deep that a flange with standard corresp. size can be fitted above and at the side of the opening. USE/ADVANTAGE - Container has neck of outlet short allowing inner liners to be drawn through and used to keep container clean.
Patent DE-4210449-A1 (DE)
Title: Two-section, cast-iron, double-ventilated automotive brake disc - has joins between hub sections and to hub interrupted at several points and hub joint midway between disc sections
Inventor: MUELLER HANS-WALTER
IPC: F16D65/12
Filed: 1992-03-30
Abstract: The join (5) between the disc-sections (3,4) and the hub (2) is situated midway between the former, and contains interruptions. The join (7) between the sections is likewise interrupted at several places. The first join (5) has radial ribs (8) between the interruptions, and outside it, the disc-sections can be joined together by other ribs (9,10). In cross-section, the latter can be round, elliptical, polygonal or curved. USE/ADVANTAGE - Particularly for lorries. Strength, long life, and good ventilation.
Patent DE-4213196-A1 (DE)
Title: Opening beer etc, cask at home or party - involves inserting independent top on central closure at top of upright standing cask
Inventor: WEIDT KARL ADOLF
IPC: B67D1/06
Filed: 1992-04-22
Abstract: The tap (4) is of horizontal type and protrudes over the cask outer surface, including an outlet cock and tube. The tap is coupled to the cask closure by actuating its swivel bracket, a slider etc. with simultaneous opening of the cask closure. The cask is lifted, turned through 180 deg. about its transverse axis and reset in a vertical position such that the tap lies downwards, while a central air vent at the cask underside points upwards. The glasses etc. to be filled rest at separate tap frame, in another cask near the table edge. The contents are tipped in first suction without air venting. USE/ADVANTAGE - No need for use of extra CO2 in improved, simple design of tap for beer cask.
Patent DE-4215901-A1 (DE)
Title: Catheter for checking precision of biomagnetic measurement system - generates magnetic field by excitation of coil at distal end implanted into region of body under examination
Inventor: GEPP CHRISTIAN
IPC: A61B34/20
Filed: 1992-05-14
Abstract: The catheter (2) has an electric coil (16) at its end where a central channel (26) for ablation wires, optical fibres, suction or infusion tubes or e.g. pressure transducer connections opens into the centre of a hemispherical plastic tip (24). The coil is excited via coaxial conductors (17) from a source (14) of electrical energy adjustable for variation of the magnetic field over a wide range. Its position and attitude are determined from measurements of the field and current by reference to two models. Comparison of the results provides a check on the exactitude of the first model. USE/ADVANTAGE - Distal end of catheter is easily positioned with precision for magnetocardiography.
Patent DE-4218076-A1 (DE)
Title: Automatic alignment of print carrier esp. for colour printing press - printing alignment accuracy reference marks in colour and black and evaluating their separation to determine alignment errors for other colours
Inventor: KOJIMA EIJI
IPC: G03F9/00
Filed: 1992-06-01
Abstract: The method of automatically aligning a print carrier involves printing at least two matching accuracy marks as non-black reference marks on the carrier. The distance between the marks is used as a reference value to detect alignment errors for other colours. At least two additional black marks can be printed and their distance used as a further reference value for determining alignment errors for other colours. The alignment is performed automatically by an alignment unit using image signals and a data transfer device. ADVANTAGE - Can automatically align alignment markings with great accuracy.
Patent DE-4224466-A1 (DE)
Title: Low temp. projection system - has round rotating heat filter between discharge lamp source and first condenser lens
IPC: G03B21/16
Filed: 1992-07-24
Abstract: The projection system has a metal vapour lamp or other similar discharge lamp (1) as a light source. The power output is improved using a round rotating heat filter (5). The axis of rotation of the filter (5) is parallel to the optical light axis but outside the path of the projection beam. The filter (5) is installed between the light source (1) and the first condenser lens (2). Alternatively, the filter (5) is a semicircular plate or plate segment. An UV absorption plate or film (15) on the plane side of a plane convex lens reduces UV heating. USE/ADVANTAGE- Has optimal compact form, improved ventilator system and effective heat filter, making suitable for use with high power lamps.
Patent DE-4226519-A1 (DE)
Inventor: MATZKE MICHAEL DR
IPC: A61P37/08
Filed: 1992-08-11
Abstract: 2-Substituted quinolylmethoxyphenylacetic acid derivatives of the general formula (I) <IMAGE>  in which     A, B, D, E, G and L are identical or different and stand for hydrogen, hydroxyl, halogen, cyano, carboxyl, nitro, trifluoromethyl, trifluoromethoxy or for straight-chain or branched alkyl or alkoxy in each case having up to 8 carbon atoms, or for aryl having 6 to 10 carbon atoms, which is optionally substituted by halogen, hydroxyl, nitro or cyano, R<1> stands for halogen, cyano, nitro, azido, hydroxyl, carboxyl, trifluoromethyl, trifluoromethoxy or trifluoromethylthio, or for straight-chain or branched alkenyl or alkynyl in each case having up to 8 carbon atoms, each of which is optionally substituted by phenyl or cycloalkyl having 3 to 8 carbon atoms, or for cycloalkyl having 3 to 8 carbon atoms or phenyl, or for straight-chain or branched alkoxy or alkoxycarbonyl in each case having up to 6 carbon atoms, R<2> stands for hydrogen or for straight-chain or branched alkyl having up to 6 carbon atoms, or  for cycloalkyl having 3 to 12 carbon atoms, R<3> stands for hydroxyl, for straight-chain or branched alkoxy having up to 8 carbon atoms or phenyl, or  for a group of the formula -NR<4>SO2R<5> or -NR<6>R<7>,  in which R<4>, R<6> and R<7> are identical or different and denote hydrogen, straight-chain or branched alkyl having up to 6 carbon atoms, phenyl or benzyl, R<5> denotes trifluoromethyl or phenyl which is optionally substituted by halogen, cyano, hydroxyl, nitro, trifluoromethyl, trifluoromethoxy, trifluoromethylthio or by straight-chain or branched alkyl or alkoxy in each case having up to 6 carbon atoms, or denotes straight-chain or branched alkyl having up to 8 carbon atoms, which is optionally substituted by phenyl which, for its part, can be substitued by halogen, cyano, nitro, trifluoromethyl, trifluoromethoxy, trifluoromethylthio, hydroxyl or by straight-chain or branched alkyl or alkoxy in each case having up to 6 carbon atoms  and their salts. 2-Substituted quinolylmethoxyphenylacetic acid derivatives are prepared by reaction of appropriately substituted phenols with quinolylmethyl halides or by reaction of unsubstituted phenols with quinolylmethyl halides and subsequent alkylation. The 2-substituted quinolylmethoxyphenylacetic acid derivatives can be employed as active compounds in medicaments. The substances can act as inhibitors of enzymatic reactions in arachidonic acid metabolism, in particular of lipoxygenase.
Patent DE-4234699-A1 (DE)
Title: Portable lap top type computer - has removable hard disc drive module that latches into slot at rear of main housing
Inventor: OGAMI KEIZO
IPC: H05K5/02
Filed: 1992-10-14
Abstract: The computer has a base unit containing the circuit boards, and a keyboard (16) on the surface. The rear of the base has pivot points that support a display screen (18) which is built into the cover. The rear section of the base has a rectangular slot (34) that receives a plug in hard disc drive module (32). The module has a handle (38) at the front and is located on sliding elements. When the hard disc unit is fully inserted into the housing latching elements (70) are engaged. ADVANTAGE - Hard disc latched securely into housing.
Patent DE-4236255-A1 (DE)
Title: Acoustic lens for plane-wave to spherical-wave transformation - divides tubular acoustic waveguide between two media sepd. by eg polystyrene with conical and ellipsoidal faces
Inventor: ROHWEDDER ARNIM DIPL ING
IPC: G10K11/30
Filed: 1992-10-27
Abstract: The biconcave lens (1) has rotational symmetry about its central axis (A) and presents to the medium (M1) in which the plane wave is propagated a surface (3) of revolution of a section of straight line (G) inclined at an angle (alpha) to the axis. The refracted wave enters the downstream medium (M3) via a surface (4) of revolution of a section of ellipse (E) having its major axis (H) inclined at a smaller angle (beta). The aperture angle (gamma) is double the inclination (delta) of the minor axis. USE/ADVANTAGE - In eg medical ultrasonic therapy, aberrations are minimised and losses by reflection are reduced.
Patent DE-4236643-A1 (DE)
Title: Laser device for structural levelling with laser beam receiver arrangement - contains mechanism for adjusting inclination and lateral direction of laser beam
Inventor: AMMANN HANS-RUDOLF
IPC: E03F3/06
Filed: 1992-10-29
Abstract: The laser device has automatic levelling of the longitudinal axis and a mechanism for varying the inclination and lateral direction of the laser beam (1). Its laser source (2) is pivotable in its longitudinal and transverse axes in its forward region. The rear region of the source is horizontally adjustable to enable lateral directional adjustment of the beam. The associated adjustment (13,23) mechanism can also vertically displace the rear end of the source (2) to level the laser beam. USE/ADVANTAGE - The laser device is partic. compact yet of simple design and precise operation.EG for pipes/conduits of small diameter.Can measure up to distances of 300m.
Patent DE-4242210-A1 (DE)
Title: Laminating thermoplastic e.g. credit cards - by hot pressing and then cooling the layers in press whose daylight is sealed and evacuated during pressing operation
Inventor: VOGT WERNER
IPC: B30B15/06
Filed: 1992-12-15
Abstract: Layers which are at least partially thermoplastic films are bonded together to produce data-holding identity cards, passes, credit cards, etc., whereby the raw materials are placed in a mould cavity and hot pressed. At least when the press mould tools are closed the cavity formed becomes sealed from the atmos. and it is then subjected to a vacuum. ADVANTAGE - The method maintains accurate control over the mould tool movements. This simplifies the bonding process and also ensures that the prods. are always of high grade. It is simple, inexpensive, and free from heat losseti
Patent DE-4244326-A1 (DE)
Title: IC engine valve operating rocker lever
Inventor: MUELLER-FRANK ULRICH DR ING
IPC: F01L1/18
Filed: 1992-12-28
Abstract: The valve (1) has an axial stem (4) movable between open and closed dead centres, stressed by a spring (6) against a rocker lever (7) lug (10) at one rocker lever end, which has a curvature. At the other rocker lever end engages an operating member between the lever swivel about a lever axis (8).The curvature of the rocker lever lug is formed by several circle areas of suitable length with smooth transitions. The radius of the arcs, effective between the dead centres, is considerably larger than that of the arc in the middle of the two former arcs.
Patent DE-4300462-A1 (DE)
Title: Positive armoured electrodes mfg. device for lead-acid batteries
Inventor: WIESENER KLAUS PROF DR HABIL
IPC: H01M4/76
Filed: 1993-01-11
Abstract: A plant for manufacturing positive armoured electrodes for lead-acid accumulators has means for encasing the lead grid (1) with a gauze (3), plus profile rollers to form the segment cross-sections. There is also at least one stitching machine for the seams between segments. The profile rollers are a pair of straight toothed gear wheels (4) with tooth length at least equalling the width of the sheet of electrodes passing between the gears. Instead of gears, there may be a pair of toothed belts, each running over a pair of rollers, and sandwiching the sheet between them.
Patent DE-4302508-A1 (DE)
Inventor: BELVEDERI BRUNO
IPC: A24C5/60
Filed: 1993-01-29
Abstract: The paper (3) of the cigarette, composed of one or more parts, exhibits at least one circumferentially disposed area (4) which is embossed by passing the paper between at least one pair of rollers (5, 6) with projections (16) and matching depressions (17) combining to impress a script or motif (18) such as will show in relief; where the cigarette (1) is a ventilated type, the rollers can be fashioned with further projections (7) and depressions (8) capable of perforating the paper (3). <IMAGE>
Patent DE-4304712-A1 (DE)
Title: Safety hose for the hydraulically secured connection of water-chanelling domestic machines
Inventor: BOLDUAN EDWIN DIPL ING
IPC: D06F39/08
Filed: 1993-02-16
Abstract: The jacket hose terminates in a socket which is fitted in a sealing manner and is pushed into the annular gap of a sealing sleeve. The sealing sleeve is connected to a fixing ring which is fastened in a positively locking manner on the discharge connection stub via position-securing elements. Fixing ring and sealing sleeve have a through-passage which encloses, in a sealing manner, an electric line leading to the solenoid valve. The sealing sleeve is seated on the discharge connection stub and is secured in position in the housing via a pressure ring fitted on the casing. <IMAGE>
Patent DE-4305003-A1 (DE)
Inventor: ROSENBERG JOERG DR
IPC: A61K47/24
Filed: 1993-02-18
Abstract: PCT No. PCT/EP94/00332 Sec. 371 Date Aug. 2, 1995 Sec. 102(e) Date Aug. 2, 1995 PCT Filed Feb. 7, 1994 PCT Pub. No. WO94/19018 PCT Pub. Date Sep. 1, 1994A process with whose aid active substances of low solubility can be processed together with phospholipids to give a homogeneous solution, which comprises a) mixing the active substance with a phospholipid, b) adding an acidic aqueous solution of a carbohydrate to the residue at elevated temperature, and stirring this mixture at elevated temperature until a homogeneous colloidal solution is produced, and c) cooling the solution, and adjusting to a pH of 4-5 and sterilizing is described.