baber/WOPTO huggingface dataset:
Patent DE-4032574-A1 (DE)
Title: Skinless sausage prodn. - using extrusion spout compressed between strokes of feed pump
Inventor: KNECHT FRITZ
IPC: A22C11/00
Filed: 1990-10-13
Abstract: (A) Skinless sausage prodn. uses a feed pump and a soft elastic spout as the ejection end piece. The feed pump operates in strokes, each of which ejects a specific amount of sausage meat through the spout directly into a water bath, the spout being squeezed at its end during the periods between the pump strokes to separate the extruded length of sausage meat. (B) Equipment for carrying out the process is also claimed. Pref. a control device is used to press two squeeze elements together in rhythm with the feed pump, the elements consisting of parallel roller elements. The feed pump may be an adjustable volume valve piston filler. ADVANTAGE - Skinless sausages of precise individual wt. are produced with high productivity.
Patent DE-4033234-A1 (DE)
Title: Control circuitry for photoelectric components of light barrier - switches components in sequence in multiplex process and detects functional error or fault
Inventor: SCHERZINGER BERNHARD DIPL ING
IPC: G01V8/20
Filed: 1990-10-19
Abstract: The photo-electric components (16) are connected in matrix-format to decoder (7, 8) outputs (9, 10). The decoders work independently from each other with processors (micro P1, micro P2) that form the control arrangement. At least one first decoder (7) with n outputs is connected to one terminal (17) of each component (16) forming a matrix group of m photo-electric components. At least one second decoder (8) with m outputs is connected to the other terminals (19) of the matrix group. The first decoder is controlled by the first procesor and the second decoder by the second. The control signals for the first decoder are also supplied to the second processor and the control signals for the second decoder are also sent to the first processor for registration of the control process. USE/ADVANTAGE - Protection of machine operatives against touching moving parts, e.g. if any of the photo-electric components are covered by a hand the machine is immediately switched off.
Patent DE-4040859-A1 (DE)
Title: Pump dispenser for fluid or paste products - has guide pin on operating part moving along guide curve of lever
Inventor: SIGMUND LUDWIG
IPC: G01F11/02
Filed: 1990-12-20
Abstract: The dispenser for removing measured amounts of fluid or paste-like products has a manually operated lever pump (2) whose lever (6) is connected for articulated movement to a non-movable pump part (7). The operating part of the pump has at least one guide pin (4) which is guided along a guide curve (5) of the lever for pump activation. The guide curve preferably runs on a circular arc or has a curve corresponding to a circular arc which changes into a straight line. The guide curve can define a guide slit (9) in the lever. ADVANTAGE - A long lever path can be used to operate a pump very slowly to produce a slow outflow or a short lever path can be used to produce a sudden outflow.
Patent DE-4040991-A1 (DE)
Title: Fluid valve assembly with tubular housing - has inner circumferential grooves and expanding ring for axially securing valve
Inventor: RUSSWURM MANFRED
IPC: F16K7/07
Filed: 1990-12-20
Abstract: When making a fluid valve assembly using a tubular valve unit in a tubular housing the pipe line (2) has an inner diameter corresponding to the maximum outer diameter of the valve unit (10)and two inner circumferential grooves (4, 6) are provided at a distance (8) corresponding to the length of the valve unit (10). The valve unit is inserted between the grooves and to secure the valve unit axially an expanding ring (12, 14) is inserted into each of the grooves. A ring seal radially adjoining the inside of the pipe line and axially adjoining an end side of the valve unit is placed between each expanding ring and the associated end side of the tubular valve unit. ADVANTAGE - Easy assembly by unskilled workers.
Patent DE-4105032-A1 (DE)
Title: Securing strip for vehicle door seal - with one-piece plastics moulding and attached fitting clips
Inventor: LINK ECKBERT DIPL ING
IPC: B60J10/80
Filed: 1991-02-19
Abstract: The door seal is secured by a pressfit plastics strip (1), the rear of which has securing tags moulded to the strip. The strip is shaped to fit the contour of the door and requires no adhesive. It is easily replaced when damaged. The strip has a profile, with a lip at one edge of strength. The tags have rectangular profile shanks with outwards facing, rounded heads to clip into the mounting holes. USE/ADVANTAGE - Low cost fitting, simple to replace, does not damage seal i.e. with adhesive.
Patent DE-4105916-A1 (DE)
Title: Photographic processing equipment with U=shaped canal - has unequal limbs to increase efficiency of countercurrent treatment, esp. washing
Inventor: WERNICKE UBBO DR
IPC: G03D13/04
Filed: 1991-02-26
Abstract: Processing equipment for photographic material consists of a U-shaped canal with limbs of different lengths, with the material entering the shorter limb and the processing liquid the longer limb. The width of the canal is suited to the width of the material, its height is 0.05-5, pref. 0.1-2 cm and its length is such that the dwell time of the material in the canal is 30-300 s at given speeds. The canal is 50-500 cm long and the difference in length between the 2 limbs is at least 5 cm. The canal is lined with fabric or foam. Material transport rollers are fitted inside the canal, whilst the material exit side has a pressure-tight seal provided by squeeze rollers and the treatment liquid is injected through nozzles. USE/ADVANTAGE - The appts. is useful for processing colour negative Ag halide material. Treatment, esp. washing, in countercurrent in a narrow canal is much more efficient than usual. The canal is esp. useful for washing but can be used for all processing baths, e.g. development, bleach, fixing, bleach-fixing, stop and stabilising baths
Patent DE-4112113-A1 (DE)
Title: Vacuum switch contact arrangement with two current guides - is for long-term and short-term guidance of arc current struck between oppositely moving coaxial electrodes
Inventor: SLAMECKA ERNST PROF DR TECHN
IPC: H01H33/664
Filed: 1991-04-10
Abstract: Diffuse arcs of circuit-breaking current are struck paraxially between electrodes (6, 6') formed on the facing ends of hollow cylindrical current guides (3, 3'). Winding sections (5, 5') are arranged within the walls (12, 12') of the cylinders in the same direction, leaving gaps (9, 9') at an angle of 75 deg. to the axis. The contacts (1, 1') are driven apart so that arc current transferred from long-term to short-term current guides remains diffused until cut off at a zero-crossing. ADVANTAGE - Construction is simplified and switching of initial arc to insignificantly smaller electrode surface is accelerated.
Patent DE-4112465-A1 (DE)
Title: Keyboard for data processing systems - has extruded section housing to provide screened enclosure
Inventor: ELSAESSER HEINZ
IPC: H01H13/70
Filed: 1991-04-17
Abstract: A keyboard housing is produced from aluminium or a metal plated plastic (2) and has cut out sections for the keyboard fields (7, 8). The keys (9) have bases (10) with contact pins (11) that are soldered into holes on a circuit board (13). The housing frame is produced from extruded section material with an extension (2) shaped to provide internal clearance. A round section (17) is located at the front and together with the main section (2) provides mountings (20) for a metallic enclosure plate (30). ADVANTAGE - Provides screening against electro magnetic field effects.
Patent DE-4116826-A1 (DE)
Title: Amplifier for piezoelectric force measuring appts. - is divided into feed voltage, charge amplifier, summation, and remote control modules
Inventor: GIORGETTA MARIO
IPC: G01L1/16
Filed: 1991-05-23
Abstract: The amplifier assembly is divided into modules, i.e. feed voltage (5), a charge boost (L), range switch (B), a filter (F), a remote control (R) modules. The individual modules have coded solder terminals, enabling various pack combinations, as well as circuit board mounting systems to be formed. Pref. all modules carry mounted components, permitting acceleration values of more than plus or minus 100g for  incorporation into various sensor assemblies. If used in composite packs, they are directly mounted in piezo-electric force meters and embedded in suitable casting, without need for sensitive,  power-insulated, external cables. ADVANTAGE - Compact design, permitting use of conventional cables and plug connectors.
Patent DE-4119183-A1 (DE)
Inventor: WINTER GERHARD PROF DIPL CHEM
IPC: C09K3/14
Filed: 1991-06-11
Abstract: The present invention relates to a sintered composite abrasive body based on an  alpha -Al2O3 matrix and at least one sintered material, to a process for producing the sintered composite abrasion body and to the use thereof.
Patent DE-4119668-A1 (DE)
Title: Yellow bismuth vanadate pigment - is produced from bismuth and vanadium oxide in nitric acid suspension and used for pigmenting lacquer and plastics
Inventor: SCHWOCHOW FRIEDRICH DIPL CHEM
IPC: C09D7/61
Filed: 1991-06-14
Abstract: Prodn. of yellow BiVO4 pigment (I) involves reaction of a mixt. contg. Bi2O3 and V2O5 in HNO3 suspension at under 100, pref. 20-50 deg.C. Reaction is carried out at solids contents up to 70 (wt.)% and HNO3 concns. up to 65%, at a Bi:V molar ratio of 1:(1.00-0.60), pref. 1:(0.95-0.80). After (I) formation, HNO3 is removed by washing and/or evapn. USE/ADVANTAGE - (I) is useful for pigmenting lacquers and plastics. It is also useful in other paints. The (I) obtd. is bright yellow and or extremely high colouristic quality. At 10% pigment vol. concn. (PVC) in alkyd lacquer, the colour values (DIN 6174) are A = 0 to -10, B = 80 to 90, C = 80 to 90 and L = 85 to 90.
Patent DE-4122175-A1 (DE)
Title: Disposal method for industrial wastes contg. heavy metals - comprises compacting waste powder into briquettes and sintering on microwave bed
Inventor: NEUMANN-VENEVERE PETER PROF DR
IPC: C04B20/04
Filed: 1991-07-04
Abstract: Industrial wastes contg. heavy metals, e.g. ashes or other residues, in powder form, are compacted to briquettes, and mixed with a material, partic. magnetic, which has a high absorptivity for microwaves. The briquettes are then sintered in a microwave bed and can then be incorporated in waste disposal. ADVANTAGE - No escape of heavy metals into the environment.
Patent DE-4122523-A1 (DE)
Title: Piston pump with a coaxial pressure reservoir - - compact arrangement of two pistons on a common piston rod
Inventor: SCHNEIDER FRIEDHELM
IPC: F04B49/025
Filed: 1991-07-08
Abstract: Piston pump with a pressure reservoir arranged coaxially one behind the other having a working piston (6) and a reservoir piston (11) so axially and radially arranged on the piston rod (2) mounted in the housing (1) that no mechanical contact occurs between the two pistons and the housing. Sealing takes place exclusively by means of sealing rings (29 30). USE/ADVANTAGE - Piston pump for handling aggressive fluids and for use as an immersion pump for emptying vessels, having a compact and space-saving construction.
Patent DE-4124843-A1 (DE)
Title: Purifying raw drinking water loaded with organic matter - by exposure to long wave UV radiation
Inventor: MASSHOLDER KARL F
IPC: C02F1/32
Filed: 1991-07-26
Abstract: Raw drinking water loaded with organic substances, esp. nitrate contg. water loaded with plant protectants, is treated with UV light with wavelength above 230 nm. Pref. a filter which passes only UV light of wavelength abov 230 nm is used, e.g. an ''Infralux'' M 235 (RTM) filter. Or a lamp with emission at 230 nm, but little emission at below 230 nm, is used, esp. a Z1, Z2, Z3, Z4 dipping lamp, or a noble gas discharge lamp. The appts. comprises a UV lamp emitting at wavelength above 230 nm, or a UV filter passing radiation above 230 nm, and a flowthrough reactor with a UV-reflecting inner surface, and with inserts giving turbulent flow. The filter is of very pure quartz glass. ADVANTAGE - The process may be continuous. Nitrate is not converted to nitrite, and later oxidative treatment of the water is avoided
Patent DE-4129015-A1 (DE)
Title: Prepn. of acetone di:carboxylic acid ester(s) - by carboxylation of acetone@ in N-methyl-epsilon caprolactam or sulpholane as solvent and adding water to ppte. sodium salts
Inventor: STOSS WERNER DR
IPC: C07C51/15
Filed: 1991-08-31
Abstract: The prepn. of acetone dicarboxylic acid esters (I) comprises carboxylation of acetone with CO2 at 10-30 deg.C and normal pressure in the presence of excess sodium phenolate and in a solvent which is N-methyl-epsilon caprolactam (NMC) or sulpholan. Towards the end of the reaction, water is added at -10 to +20 deg.C and the pptd. crystalline disodium salt of acetone dicarboxylic acid is sepd. together with NaHCO3 and the reaction prod. esterified with MeOH or EtOH without further sepn. of NaHCO3. USE/ADVANTAGE - (II) are intermediates in the organic synthesis of heterocycles and in the pharmaceutical industry. The use of NMC or sulpholan as the solvent, compared to the previously used DMF enables prod. to be pptd. after the addn. of water and filtered off for further reaction. The problems associated with work up of the DMF reaction solns. are thus avoid
Patent DE-4131720-A1 (DE)
Title: Measuring vol. flow of gaseous medium, esp. in breathing appts. - determining frequency of oscillation of optical fibre clamped at one end in flow channel
Inventor: RENSCHEN CLAUS DR RER NAT
IPC: G01F1/32
Filed: 1991-09-24
Abstract: A light conducting fibre is clamped at one end in a channel in which the gas is flowing. The fibre is used in conjunction with a light source and a light receiver. The frequency of oscillation of the fibre is measured in the range of its natural frequency. USE/ADVANTAGE - Exploits new technique of using existing type of optical fibre device to eliminate errors caused by patient movement.
Patent DE-4131766-A1 (DE)
Title: Decontamination of nuclear power station prim. cycle to remove metal oxide - by adding chelating agent to prim. coolant to dissolve contaminated oxide
Inventor: EMMERT HERMANN
IPC: G21F9/00
Filed: 1991-09-24
Abstract: Decontamination of the prim. cycle of a nuclear power station, to remove contaminated metal oxide (I), is carried out in 1 stage, by adding a chelating agent (II) to the prim. coolant (III) in the prim. cycle at a temp. above 140 deg.C. (I) growing or deposited on the walls of the prim. cycle and the radionuclides present in (I) are brought into soln. by formation of metal complexes and removed. Pref. (II) is nitrilotriacetic acid or EDTA. Pref. (III) is also treated with H2 or HCOOH as reducing agent and/or with N2H4 as reducing agent and an additive producing alkaline conditions. Pref. the soln. is regenerated over a cation exchanger, which binds dissolved metals except Cr and liberates (II), then (II) enriched with a Cr complex is subjected to thermal or thermo-oxidative decomposition in the prim. cycle. The remaining soln. is purified over a mixed bed resin or anion exchanger. USE/ADVANTAGE - For removing soluble oxides (spinels) contg. Cr. It is as simple and economical as possible and also rapid and reliable, requires few chemicals and produces little radioactive waste
Patent DE-4137054-A1 (DE)
Title: Scanner for investigating test objects, e.g for detecting weapons, explosives - has parallel rows of detector elements of different sizes for penetrating radiation, signal processor and display
Inventor: GEUS GEORG DIPL ING
IPC: G01N23/04
Filed: 1991-11-11
Abstract: The scanner appts. includes a transport path (1) for the test objects (2-4) and a measurement system with a source of fan-shaped penetrating radiation on one side and a row (7) of individual detectors on the other side with a signal processor unit (8) and visual display (9). Two parallel rows (7a,7b) of detector elements are arranged in series in the detector row. The elements in the row which receives the radiation first are smaller than those in the other row. ADVANTAGE - Good position resolution and radiation detection properties are achieved simultaneously.
Patent DE-4138347-A1 (DE)
Title: Watertight construction joint for bridges etc. - Has seal covered in flush metal plate which can slide over supporting areas at its edges
Inventor: HARTKORN ALFRED
IPC: E01D19/06
Filed: 1991-11-21
Abstract: A longitudinal bar (17) is bridged either side by elastic sealing strips (20) which form a flexible water seal. Bridging the seal, and fixed to the bar, is a metal cover plate (30). The plate is near flush to the construction surface and is supported at its edges (40) by sections which can slide across the support area (14) to accommodate movement in the joint. The plate has strengthening sections above the bar whose strength is near to that of the edge plate. USE/ADVANTAGE - Joint can span large scale construction joints.
Patent DE-4140463-A1 (DE)
Inventor: SEELA FRANK PROF DR
IPC: C12P19/34
Filed: 1991-12-09
Abstract: 2'-desoxy-isoguanosine, isoster analogues and isoguanosine derivates having the formulas (I) to (V) are disclosed, as well as a process for preparing the same from compounds having the general formulas (a) or (b) reacted with aroylisocyanates or from compounds having the general formulas (VI) to (IX) by photochemical irradiation. According to another process for preparing the same, desoxyguanosines or guanosines are persilylated, reacted with ammonia and desaminated in 2-position. These compounds are suitable as medicaments having an anti-viral activity.
Patent DE-4204029-A1 (DE)
Title: Electromagnetic lifting and oscillating device e.g. for use in flat loudspeakers - has ferromagnetic core column with magnets either side which are surrounded by lifting and oscillating spool
Inventor: GRUBER BRUNO
IPC: B06B1/04
Filed: 1992-02-12
Abstract: An electromagnetic lifting and oscillating device including an oscillating and lifting spool (1), a ferromagnetic core (2) and a magnet system (3,4). Two magnets (3,4) forming the magnet system are arranged either side of the core (2), and are stacked in columns, together with the core (2), along a common axis (11). The spool (1) is provided in the region of the core (2). The spool windings are arranged concentrically around the axis (11) and the spool (1) can be displaced along the axis (11). The magnets (3,4) are magnetised such that the poles (N,S) are oriented along the axis (11). ADVANTAGE - A simple and inexpensive construction with small dimensions and a rapid response.
Patent DE-4204492-A1 (DE)
Title: New N-cyclohexyl:carbonyl-urea derivs. - used as insecticides, acaricides and for control of ectoparasites
Inventor: DRABEK JOZEF DR
IPC: A01N47/36
Filed: 1992-02-14
Abstract: N-Cyclohexenylcarbonyl-urea derivs. (I) are new. X = halogen; R = phenyl, pyridyl, thienyl, thiazolyl or pyrrolyl opt. substd. by halogen; 1-4C alkyl, 1-4C alkoxy, 1-4C alkylthio, 1-4C alkylsulphinyl or 1-4C alkylsulphonyl opt. contg. 1-9 halo substits.; 2-5C haloalkoxy opt. contg. 1-11 halo substits.; 2-6C alkoxyalkoxyalkyl opt. contg. 1-13C halo substits.; 3-6C cycloalkyloxy opt. contg. 1-8 halo substits.; 2-5C haloalkenyl contg. 1-9 halogens; cyano; nitro; amino; 2-6C dialkylamino; phenyl, phenoxy, pyridyl, pyridyloxy, phenylthio, phenylsulphinyl, phenylsulphonyl or pyrimidinyloxy opt. contg. 1-3 halo, 1-4C alkyl, 1-4C alkoxy, 1-4C haloalkyl, 1-4C haloalkoxy, nitro and cyano substits,; benzyl contg. 1-3 of these substits.; -CH2-O-N=CR1R2; -CHR1R2; -NH-CONR4R5; or -CO-NH-R6; R1, R4 = 1-6C alkyl; 2-6C cycloalkyl; or 1-4C alkyl or 2-6C cycloalkyl contg. 1-6 halo substits., 1 1-4C alkoxy substits. or 1 1-4C haloalkyl substit. contg. 1-9 halogens; R2, R3 = phenyl opt. substd. by 1-4 halogens or by 1 1-4C alkyl or 1-4C alkoxy substit. opt. contg. 1-9 halogens, or benzyl; R5, R6 = 1-6 alkyl; 2-6C cycloalkyl; 1-4C alkyl or 2-6C cycloalkyl contg. 1-6 halo substits., 1 1-4C alkoxy substit. or 1 1-4C haloalkyl substit. contg. 1-9 halogens; or phenyl opt. substd. by 1-4 halogens or by 1 1-4C alkyl or 1-4C alkoxy substit. opt. contg. 1-9 halogens. USE - Cpds. (I) are pesticides useful for the control of insects and mites which attack plants, esp. cotton, fruit and vegetables, and animals. They are also effective against animal ectoparasites. They have at least 50-60% pest mortality rate, good plant tolerance and low mammalian toxicity. Application in plant protection is at 0.025-1 kg/3
Patent DE-4206714-A1 (DE)
Inventor: DANNER BERNARD DR
IPC: C09K23/00
Filed: 1992-03-04
Abstract: Aqueous wax dispersions (G) are characterized by containing (A) a wax mixture of (A1) at least a non-oxidized paraffin wax with 20 dmm needle penetration or less (according to ASTM-D 1321) and a melting range above 65  DEG C; (A2) at least an oxidized hydrocarbon wax with 4 dmm needle penetration or less (according to ASTM-D 1321), and possibly (A3) at least a non-oxidized paraffin wax with 55 dmm needle penetration or less (according to ASTM-1321) and a melting range lower or equal to 65  DEG C; and/or (A4) at least a cationically modified oxidized hydrocarbon wax; (B) a cationic dispersent system, possibly (C) at least a softening and/or antistatic auxiliary and/or (D) a preservative agent and/or an anti-foaming agent and/or (E) at least an amphoteric surface-active agent. These wax dispersions are remarquably suitable as brightening and are used in particular for brightening yarns.
Patent DE-4206929-A1 (DE)
Title: Vat-dyeing cellulose@ textiles with water insoluble dye - comprises redn. to leuco-dye in aq. alkali medium using complexes of ferrous cpd. and aliphatic hydroxy cpd. with carbonyl gp., and oxidn.
Inventor: RUETTIGER WILHELM DR
IPC: D06P1/22
Filed: 1992-03-05
Abstract: Dyeing or printing comprises reducing dye to the leuco-form prior to oxidn. to pigment redn. is effected in an aq. alkali medium using a redn. agent based on complexes of divalent Fe with aliphatic hydroxy cpd. complexers which also contain in addn. to the OH gp. further OH gps. and/or up to 2 aldehyde, keto or carboxyl gps. but not amino gps. Pref. hydroxy cpd. complexer is a di- or poly-alcohol or a mono-, di- or poly-hydroxy-aldehyde, -ketone or -mono or -dicarboxylic acid, typical disclosed examples including (di)ethylene glycol, glycerin aldehyde, glucose, hydroxyacetone, ascorbic acid and tartaric acid. Prepn. of the Fe(II) complex can be in-situ, esp. for 1 molar Fe(II) salt and 3-15 mols. hydroxy cpd. complexer. ADVANTAGE - Difficulties associated with the use of triethanolamine or citric acid as complexers (i.e. Fe(III) hydroxide deposition and poor results with difficultly reducible dyes such as C.I. Vat Black 25 (C.I. 69 525)) are overcome.
Patent DE-4207387-A1 (DE)
Title: Shaking of liq., paste or bulk medium
Inventor: GUTBERLET WOLFGANG
IPC: B01F11/00
Filed: 1992-03-09
Abstract: (A) Improvement in the stability of liq., pasty and/or bulk media and products produced from and/or heated with the media is achieved by pouring the medium into a container and shaking so that the medium is subjected to greater reversal acceleration than that of motion reversal corresponding to harmonic.     (B) Growth promotion of seeds and/or plants is effected using water which has been shaken in a container, as described above.     (C) Also claimed is use of the process in the prodn. of dough products, esp. bread.
Patent DE-4208193-A1 (DE)
Title: Demountable construction system for furniture and frames - has panel edges shaped to couple to profiled coupling strips forming support frame
Inventor: MUHLACK HORST
IPC: F16B12/02
Filed: 1992-03-14
Abstract: The construction has the panel edges shaped to interlock into the profiled frames (2). Each frame element has at least two profiled edges to link the panels, with the play in the joint to adapt to the sizes of the construction. The interlocking profiles can be secured via internal springs or by a self-jamming design. Hinge pins for doors and flaps are located in prepared holes in the frame. USE/ADVANTAGE - Simple furniture assembly without separate fasteners, minimum skill required to assemble and breakdown.