baber/WOPTO huggingface dataset:
Patent DE-4110022-A1 (DE)
Title: Double-acting cylinder piston stirring mechanism pump - is controllable via seat valve rings and has lever-type stirring mechanism for mixing aspirating and pressing
Inventor: FELKEL SILVIA
IPC: F04B9/14
Filed: 1991-03-27
Abstract: The controllable seat valve rings (12,6,7) and a pivotable stirring mechanism lever (17) with paddle (18) are in drive connection with a piston connecting rod. Double conically shaped, counterposed cone ring surfaces from a seat valve ring (12), and are sealed on a pre-chamber by means of elastic sealing rings (26). The cylinder piston formed from two seat valve rings (6,7) located against one another with inserted sealing bodies. On one end of the piston connecting rod (2), and by means of a link bearing part (11), a stirring mechanism lever (17) with a bearing rod (15) is pivotally driven, supporting against an adjustable bearing part (16). On the stirring mechanism lever is pivotally located a paddle (18) which is spring-loaded (19). ADVANTAGE - A fully controllable stirring pump with the smallest possible, flow-favourable cross-sectional variations in the suction area, slow running, but stirring intensively and continuously.
Patent DE-4110264-A1 (DE)
Title: Heat exchanger for vehicle - with baffle plates between windings of helical medium hose
Inventor: WEINBRECHT WOLFGANG DIPL ING
IPC: F28F13/06
Filed: 1991-03-28
Abstract: The heat exchanger, esp. fuel cooler, is for the fuel flowing between the tank and IC engine. It consists of a cylindrical casing, with an axially flowing cooling medium; and a helical hose, for the fuel. A baffle plate (1) is placed between neighbouring windings of the helical hose. The contour of the plate determines the flow section formed by the windings within the casing. The plate is formed by a disc, with a radial slot extending over half its dia. USE - Fuel cooler for use in IC engine.
Patent DE-4116426-A1 (DE)
Title: Selective removal of components from hydrophobic phase of reverse micellar systems - by pervaporation, per-traction or membrane distn. across selective permeability membrane
Inventor: ROETHIG THOMAS DIPL ING
IPC: B01D61/36
Filed: 1991-05-18
Abstract: Process for selective sepn. of components from the hydrophobic phase of reverse micellar systems or from W/O microemulsions comprises allowing the reverse micellar system or the microemulsion to flow past one side of a membrane which is permeable to the components to be sepd. and impermeable to the surfactant and the hydrophilic droplets, while maintaining a lower partial pressure of the components to be removed on the permeate side of the membrane than exists in the reverse micellar system or microemulsion, and selectively removing the components from the reverse micellar system or microemulsion by pervaporation, pertraction or membrane distillation. USE/ADVANTAGE - Useful for continuous selective recovery of the useful prods. from biotechnical processes carried out using biocatalysts such as enzymes and microorganisms, without destroying the two-phase system and without damage to the biocatalyst, so that the reverse micelles or hydrophilic droplets are retained and the biocatalyst continues to function so that the bioreactor can be run continuously. High retention of the surfactant is achieved together with excellent selective sepn. of the prods. to be recover
Patent DE-4117196-A1 (DE)
Title: Hand-operated electric planer - is fixed in frame to enable it to be rotated from one position to diametrically opposite position
Inventor: FETZER GERHARD
IPC: B25H1/00
Filed: 1991-05-27
Abstract: The hand electric planer has a rotary cutter revolving between the two parallel cheeks of a frame (4). The plane (1) is attached to the frame (4) by fixings (6 to 11; 14 to 17) in such a way that it can be detached and rotated through 180 deg. from a position where the plane is underneath to a position where it is on top. On each cheek (12) of the frame (4) there are two forward horizontal grooves (14, 15) and two rear horizontal grooves (16, 17) in which two forward (6, 7) and two rear (10, 11) projections on the plane can be moved. USE/ADVANTAGE - Hand-held electric planes requires min. space and is simply constructed.
Patent DE-4117331-A1 (DE)
Title: Mfg. identification labels including self-copying portions
IPC: G09F3/02
Filed: 1991-05-27
Abstract: Laminated identification labels, each consisting of a label portion (1) and a self-copying checking portion (8), are mfd. by producing an adjusting edge (6) along a label strip (1) and a longitudinal folding groove (2) dividing the strip into a main portion with transverse identification fields (21-25) and a secondary portion (4) having a silicone strip (5) on its underside, producing a further adjusting edge (9) along a checking strip portion also having a silicone layer (15), and providing an adhesive layer (7) along the longitudinal folding groove (2) on the underside of the strip to enable it to be adhered to the top of checking portion strip with respective adjusting edges aligned and longitudinal perforations (10,11) on the checking strip aligned with opposite edges of the adhesive layer. The reverse side of the secondary portion of the label strip is provided with a further adhesive layer (18) cooperating with the silicone layer of the checking strip so as to leave an edge region without adhesive and the reverse side of the checking strip is provided with another adhesive layer (19) cooperates with the silicone layer (5) on the secondary portion of the label strip, the checking strip being turned over about the longitudinal perforation so that the main portion of the strip faces the secondary portion and the adhesive layers are bonded to the silicone layers. The main portion of the label strip is folded about the folding groove onto the already folded checking strip as well as being detachably connected to its secondary portion and the label is transversely cut into individual labels.
Patent DE-4117862-A1 (DE)
Title: Ventilator strip for ridge of saddle doors - has improved opening design which increases ventilation or space between insulation layer and roofing
Inventor: KNOCHE ALFONS
IPC: E04D13/17
Filed: 1991-05-31
Abstract: The cover strip is made of plastic material and is located under the roof ridge. To maximise ventilation into the void between the roof covering the insulation layer, an arrangement of openings, triangular in plan are arranged in two rows along the strip. The triangular openings are separated by thin struts of the plastics material, the openings being of right-angle equilateral triangle shape and arranged in groups of four with the right-angled vertices together. USE/ADVANTAGE - Cover stick for ridge of building roof improves on area of openings on that previous cover strips.
Patent DE-4121619-A1 (DE)
Title: Plastic bottle cap with reliable seal
Inventor: SPATZ GUENTER
IPC: B26F1/18
Filed: 1991-06-29
Abstract: A plastic bottle cap has a top with its sleeve, and a security seal guarantee with at least one vertical part extending up the height of the guarantee section. Security notches are positioned according to particular features of the cap and are cut in at a specific distance from those features round the circumference.
Patent DE-4121981-A1 (DE)
Title: Workpiece holding down device for stamping press - includes hold down brackets which can be bolted to horizontal rail with rail being moved by motor
Inventor: GERDES HEINRICH
IPC: B21D28/26
Filed: 1991-07-03
Abstract: The stamping press has a worktable (1) whch supports the workpiece during the stamping operation. The workpiece is held in place by holding down brackets (11, 12) which can be bolted to a horizontal rail (2). The brackets are secured by bolts which are inserted into selected hole (10) in a row of holes which extend over the length of the rail. The rail can be moved horizontally in the direction of its length by a motor (8) and a screw drive (9). The rail can also be moved horizontally in the direction at right angles to its length by a second motor (5) and screw drive (6). USE/ADVANTAGE - Stamping of sheet metal. The holding down device can be adjusted to suit different workpieces.
Patent DE-4127108-A1 (DE)
Title: Picking up and disposing of excrement - involves flat piece of material with spatulate end and tear=off pusher that forms container by folding
Inventor: MUELLER GERWIN-PETER
IPC: E01H1/12
Filed: 1991-08-16
Abstract: The device for picking up and disposing of excrement consists of a piece of flat material which folds to form a container. A curved folding line (2) separates the flat spatulate end (1) from the centre portion (3) and the folding end (5). A tear-off section (8) at the back of the container forms a pusher (12) to push the excrement on to the spatula (1) and into the container (3). The spatulate flap (1) then folds up to contain the excrement pending disposal. USE/ADVANTAGE - A cheap and hygienic scoop for picking up excrement from a flat surface.
Patent DE-4134651-A1 (DE)
Inventor: GIETMANN KLAUS-PETER
IPC: F23D11/40
Filed: 1991-10-19
Abstract: Arranged as swirl bodies at an angle of incidence ( beta ) of more than 45 DEG  at the discharge cone (5) of a burner pipe (1) are at least six guide vanes (6). A division of the secondary air into individual swirl jets takes place, with a great acceleration effect. As a result, a greater waste gas recirculation is caused at the flame envelope region and the flame surface area is increased. The NOx formation is reduced. <IMAGE>
Patent DE-4135520-A1 (DE)
Title: Microcrystalline lanthanide-barium-copper oxide structure - formed via intermediate melt stage to give good superconducting crystals
Inventor: PELLERIN NADIA
IPC: H01B12/00
Filed: 1991-10-28
Abstract: Forming a microcrystalline structure of RBa2Cu3Oy, where R is a lanthanide selected from Y, La, Nd, Sm, Eu, Gd, Tb, Ho, Er, Tm, Yb or Lu, and in which y is 6.9-7 comprises the following steps: (1) a powder of compsn. (x(123); (1x)(7BaO-18CuO)), where (123) denotes the 123 phase of RBaB2Cu3Oy and x is 0.01-1, is formed into a sample by pressing and sintering at a temp. less than 920 deg. C (temp. of the binary eutectic between BaCuO2 and CuO); (2) the sample is placed on an oxide of the selected lanthanide; (3) the sample and support are heat-treated to cause a chemical reaction between the liquid component of the sample and its support with practically complete consumption of the liquid portion, and the formation of very regular 123 single crystals; (4) the sample is cooled; and (5) subsequent heating is effected under pure oxygen at a temp. of 350-500 deg. C to produce the characteristic orthorhombic form of RBa2Cu3Oy. USE/ADVANTAGE - The product is used as a superconducting ceramic. The use of the intermediate liquid phase results in microcrystals with the requisite grain size properties and orientation.
Patent DE-4135879-A1 (DE)
Title: Sorting wheel for delivery of fine and abrasive substances - has hollow hub and axial metal blades between annulus and cover-plate with their ends mounted in annular grooves
IPC: B07B11/00
Filed: 1991-10-31
Abstract: The sorting wheel with a hub (12) connected to the driving system delivers fine substances through the central hole (16). It has axial metal blades (26) tied together with straps (32) parallel to several distance rods (20) between the annulus (14) and the cover-plate (24). The ends of the axial blades (26) are fitted inside annular grooves (28) and supported by elastic elements (30). The gap between the axial blades extends in the direction of the material flow. USE - Sorting of pure, fine and strongly abrasive substances.
Patent DE-4138809-A1 (DE)
Title: Displaceable and bendable filing strip for documents - comprises filing accommodation strip, filing holder strip, and easily bendable thin metal band
Inventor: THUERER HARRI DR ING
IPC: B42F11/00
Filed: 1991-11-26
Abstract: The filing accommodation strip made of thin plastics foil, lined or unlined cardboard, metal or other suitable material is provided with long holes (1.1) crosswise to the longitudinal direction and the two outermost long holes have a min. width of approximately 5.5 mm. The equal length holes run parallel one behind the other and the length of the long holes and that of the hole-slot combination match known file hole spacing. The two inner long holes also match the dimensions of known such files for accommodation of the metal band. On the file accommodation strip in its longitudinal direction a line form stamped in fold groove is provided as bending edge. USE/ADVANTAGE - A filing strip for documents enabling them to be transported in A4 or A5 envelopes.
Patent DE-4139290-A1 (DE)
Title: Illuminatable display instrument for vehicle dashboard - has dark, pref. black, markers and text on background which is buff to white in daylight, red to violet when lit
Inventor: PIECH FERDINAND DIPL ING
IPC: B60Q3/04
Filed: 1991-11-29
Abstract: The display instrument has a numeral plate with a background and contrasting markers and/or alphanumeric indicators.  To achieve a clear display in adequate external light conditions the markers are dark, pref. black, and the plate background is buff or light grey to pure white. In the illuminated state the markers are dark, pref. black, whilst the background is lit in red to violet or is luminous in red to violet. ADVANTAGE - Good legibility of markers and text is ensured under all lighting conditions with minimal night dazzle when display is lit.
Patent DE-4207034-A1 (DE)
Title: Rotary bearing for metal melt bath immersed guide rolls for strip or wire - with inner and outer bearing sleeves and roller cage with cylindrical rollers all of stellite
Inventor: NIEDERHAGEMANN WOLFGANG
IPC: C23C2/00
Filed: 1992-03-06
Abstract: Rotary bearing for melt bath immersed guide rolls for strip or wire, comprises an axially fixed cylindrical inner bearing sleeve (9) mounted on a carrier pin (4), an outer bearing sleeve (26) and a complement of rollers (16) held with play in a roller cage (18). The rollers (16), roller cage (18) and inner and outer bearing sleeves (9, 26) are of a hard material of over 50 HRc, pref. stellite; other parts are pref. of stainless steel. The outside dia. (AD) of the inner sleeve (9) is 2.5 to 3.5 times the dia. (D) of the rollers (16). The axial length (LI) of the outer sleeve (26) is greater than width (B) of the roller cage (18). USE/ADVANTAGE - As melt-immersed bearing for guide rolls in metal coating plants for strip and wire, and has good running properties, low friction and improved service life.
Patent DE-4209547-A1 (DE)
Title: Insulation device for HF signal surgical instrument - comprises two separate parts each made of rigid non-conductive material for protection of both patient and surgeon
Inventor: HUBER KLAUS
IPC: A61B18/14
Filed: 1992-03-24
Abstract: The insulation device has a coupling piece between the operating end of the instrument and the handgrip of the instrument, and a reception piece receiving the end of the handgrip, each piece made of a mechanically rigid, electrically non-conductive material. Pref. the insulation pieces are made of plastics or ceramics and allow the HF instrument to has uninsulated metal parts. ADVANTAGE - Provides long working life with good safety characteristics for both patient and surgeon.
Patent DE-4209748-A1 (DE)
Title: High temp. superconducting composite prodn. on elongated support - using paste giving bismuth lead strontium calcium copper oxide system with added silver, consolidation, repeated calcination and forming
Inventor: NEUMUELLER HEINZ-WERNER DR
IPC: C04B35/45
Filed: 1992-03-25
Abstract: Prodn. comprises (a) making a paste (IV) from a powder mixt. (V) of the components of (Bi,Pd)-Sr-Ca-Cu-O system (II) and a liq. organic binder (VI), (b) applying (IV) to elongated support (III), heating to expel the organic constituents (VII) and consolidate and (c) carrying out at least 2 calcination stages, with forming stage(s) between these. 4-30 (wt.)% Ag is added to (V), (IV) contains 55-85% (V). At least the first calcination is carried out in a reaction zone at elevated vapour pressure of the Pb component. Pref. 5-20% Ag is added to (V) and (IV) contains 60-75 (V). The compsn. of (V) is such that (II) has 3 Cu planes/unit cell. In calcination, the atmos. contg. Pb pref. satd. with Pb, is produced in zone contg. an additional Pb supply. A pressure of 2-100 pref. 5-50 kbar is used for consolidation of (IV), before or after removing (VII), and for forming. The calcination temp. is 820-850 pref. 830-840 deg.C. USE/ADVANTAGE - (I) is useful as high temp. superconductor (HTS). (I) with a relatively high critical current density can be made easily and on the large scale.
Patent DE-4210094-A1 (DE)
Title: Vehicle multiplex transmission system - with alteration of transmission repetition test bit at each node to indicate new transmission
Inventor: NOBUTOKI YOSHIKAZU
IPC: G06F13/00
Filed: 1992-03-27
Abstract: The transmission system allows time division multiplex transmission operations between a number of network nodes, with each node indicating a new signal transmission by altering the condition of a transmission repetition test bit. When a signal transmission is repeated, each network node sets the transmission repetition test bits to the same value, with a decision between a repetition and a new signal provided at each node. Pref. the transmitted signal from each network node is provided with a priority order code for the multiplex transmission operation. ADVANTAGE - Reduced wiring complexity.
Patent DE-4212337-A1 (DE)
Title: Safety system for car - has ABS and retardation systems working with common control unit processing sensor signals in parallel channels
Inventor: GERSTENMAIER JUERGEN DIPL ING
IPC: B60R21/01
Filed: 1992-04-13
Abstract: A safety concept for a car has either an ABS or a drive slip (DS) system together with a retardation system which is activated for higher deceleration. Both systems have a common control unit (6) which processes the sensor (7,8) signals in two parallel channels. The two channels work for the system specific user program in multiplex operation. A common safety-monitoring unit is provided for the twin-channel control unit. The user program for the ABS or DS system is divided into several discrete steps and between adjacent steps, the user program for the retardation system is operated. The sensor signals are processed in a separate system. ADVANTAGE - Reduction of hardware cost through common usage of control unit.
Patent DE-4213441-A1 (DE)
Title: Recovering aluminium or brass machining chips - by briquetting under pressure, used for casting
Inventor: GOLDEMANN DANIEL
IPC: B30B9/32
Filed: 1992-04-21
Abstract: In a process for recycling metal chips, partic. of Al and brass, arising from sawing, turning, or shaping, the chips of one type of metal, are briquetted under pressure, after any adherent coolant or lubricant has been cleaned off, to a density corresp. to that of the pure metal. Briquettes are then used directly for casting prosesses. ADVANTAGE - Energy-saving and environmentally satisfactory recovery.g
Patent DE-4214919-A1 (DE)
Title: Roller for cigarette papers - has axle fitting in sleeve head and closed by clip on cover
Inventor: STRUCK GUSTAV
IPC: A24F17/00
Filed: 1992-04-24
Abstract: The cigarette papers are supplied as one interconnected roll of one hundred sheets with perforation lines. One sheet is drawn up through the slitted roller sleeve, torn off and rolled. The axle is longer at one end for removing the empty roll and adding a new roll.
Patent DE-4216344-A1 (DE)
Title: Rotation angle sensor for shaft - has cup-shaped housing, rotary shaft enlarged in region of bearing of diameter greater than that of transducer magnet attached to shaft and inductive sensor.
Inventor: SCHMIDT WOLFGANG
IPC: F02D11/10
Filed: 1992-05-16
Abstract: A housing (2) for the sensor components has mounting attachments and contains the rotating shaft (10) with its longitudinal axis at least parallel to that of the housing. A transducer (14) is connected to the shaft and a signal detector (6) is attached to the housing. The housing is cup-shaped with the detector arranged on its base. The shaft is widened to form a flange at least in the region of its bearing. The bearing dia. is greater than the maximum radial extent of the signal detector and transducer. USE/ADVANTAGE - E.g. for measuring choke valve settings. Requires only low tolerances on detector and transducer and compact design is achieved.
Patent DE-4219594-A1 (DE)
Title: Prodn. of stator or rotor windings from parallel wires - involves transfer of sets of coils from rotary template to former positioned at different angle for each set
Inventor: KLEINSCHMIDT DIETER
IPC: H02K15/04
Filed: 1992-06-15
Abstract: The coils of each set (30) are formed by rotation of a template (12) while the parallel wires are drawn out of a stationary feeder (18) in the direction of the periphery of the template. The completed set is transferred to a former (14) which can be brought into a predetermined angular relationship with the template, and which has enough space for all or most of the sets of coils comprising a stator or rotor winding. ADVANTAGE - A complete phase can be formed with fewer transfer steps, and individual sets of coils can be assembled together on the former with more room for connections.
Patent DE-4221864-A1 (DE)
Title: Coating silicate glass surfaces with hard, partially reflective layer - with silicate surface pre-treated to reduce alkali content and increase silicate network forming agents leading to improved wear and corrosion resistance in final coating
Inventor: WERNER ULRICH
IPC: C23C14/02
Filed: 1992-07-03
Abstract: The surface of a silicate glass object to be coated with a partially reflective, wear and corrosion resistant hard layer of Ti, Zr or Ti-Al alloy nitrides and/or carbides is treated in such a way as to reduce its alkali content and increase its content of metal oxides which form network changing or network building agents for the silicate glass. The oxides are at least one from Al, Mg, Ti, Cr, Zn, Zr, Fe, Be, Ni, Co, Pd. The process is simple and economic and the final coating has improved hardness, wear and corrosion resistance compared with prior art processes. The silicate glass surface is treated to reduce its hydroxyl ion content. The affected surface layer has a thickness of 1-10, pref. 1-5 nm and the hard coating is pref. TiN with a degree of nitriding between 0.55-1.16. The surface treatment is carried out by a low pressure plasma process in an electric DC field. During the treatment the alkali ions are reduced and the surface enriched with the required oxides. The process uses cathodes made mainly of Al or Ti. The cathode may be a binary alloy of Al-Mg or an Al-Mg mixture with additives of Ti or Cr. Alternatively a ternary alloy of Al-Zn-Mg with Cr additive may be used. USE/ADVANTAGE - In making car windscreen and welding protection glasses.
Patent DE-4223058-A1 (DE)
Title: New mesogenic poly:ene cpds. and use in liquid crystal medium - esp. for electro-optical display to control optical or dielectric anisotropy, threshold voltage and/or viscosity
Inventor: EIDENSCHINK RUDOLF DR
IPC: C07C22/08
Filed: 1992-07-14
Abstract: New mesogenic polyenes are of the formula MG1-Q1(-CX1=CY)n-CX1=CY-Q2-MG2 (I): MG1 = a mesogenic gp.; Q1 = -CH=CH-, -C=C-, a single bond, or gps. of the formula (II) or (III). X1-2 = H or F; Y = F, Cl, CF3, SF5; or, if X1 = F, Y may = H; Q2 = -CH=CH-, -C=C- or a single bond; MG2 = a mesogenic gp. or Y; n = 1, 2 or 3; or, if Q1 = (II) or (III), n may = 0; if MG2 = a mesogenic gp., X1 or Y = H. (I) can be prepd. (not claimed) by standard methods, e.g. as described in Houben-Weyl, Methoden der Organischen Chemie, Georg-Thieme-Verlag, Stuttgart, vol. IX, p. 867 ff. Examples are given in the text (see below). USE/ADVANTAGE - Cpd(s). contg. -Q1(CX1=CY)n-CX1=CY-Q2- gps., esp. (I), are used in liquid crystal (LC) media, esp. for use in electrooptical displays (claimed). (I) can be used to control the dielectric and/or optical anisotropy and/or to optimise the threshold voltage and/or viscosity of LC media. They are colourless and form LC mesophase in a favourable temp. range for electrooptical purposes. (I) with MG2 = Y and n = 1 have high clear point at relatively low viscosity.