baber/WOPTO huggingface dataset:
Patent WO-2004059152-A1 (WO)
Inventor: KORING ANDREAS
IPC: F02D41/34
Filed: 2003-12-19
Abstract: L'invention concerne un procédé de diagnostic des propriétés dynamiques d'une sonde lambda servant à la régulation lambda au moins temporelle par cylindres individuels. Selon l'invention, au moins une grandeur de réglage de la régulation lambda est détectée et est comparée à un seuil maximal prédéfini. En cas de dépassement du seuil maximal, le comportement dynamique de la sonde lambda est jugé insuffisant pour la régulation lambda par cylindres individuels.
Patent WO-2004067094-A1 (WO)
Title: Atemschutzfilter und verfahren zu dessen herstellung
Inventor: HAEUSER ANDREAS
IPC: A62B23/02
Filed: 2003-12-19
Abstract: Ein Atemschutzfilter umfasst ein sich von der Gaseintrittsseite zur Gasaustrittsseite sich konisch verjüngendes Filtergehäuse (2), in das ein separat hergestellter fester Filterformkörper (3) gleicher Konizität mit Hilfe eines an der Gaseintrittsseite auf das Filtergehäuse aufgeschraubten Schraubringes (7) mit in das Innere des Filtergehäuses weisendem, sich auf dem Formfilterkörper abstützendem Pressring (8) lösbar, aber randdicht eingepresst ist. Der Formfilterkörper ist von einer luftdurchlässigen dünnen Umhüllung (5) umgeben. Aufgrund der lösbaren randdichten Fixierung ist der Formkörper auswechselbar und das Filtergehäuse wiederverwendbar.
Patent DE-1807071-A1 (DE)
Title: Bitumen-base moulding substance
Inventor: HANS-GEORG TRIESCHMANN DR DR
IPC: C08L23/02
Filed: 1968-11-05
Abstract: Moulding composition is based on 100 (wt.) pts. bitumen with penetration 1-150 (DIN 1995) and 25-200 pts. copolymer of 30-97% C2H4 and 3-70% vinyl 3-4C alkane carboxylate and/or 1-4C alkyl 3-4 C alkenecarboxylate, plus opt. usual additives. the bitumen being a distillation residue of petroleum deacidied with Ca(OH)2 and consisting of 24-40% bituminous aromatic hydrocarbons, 16-25% bituminous naphthenic hydrocarbons 27-45% Ca naphthenates and sulphonates, 11-20% and CaSO4 and 0.5-5% S. Composition is suitable for production of sealing films and other mouldings.
Patent DE-1813799-A1 (DE)
Title: Determination of biological oxygen demand - for sewage
IPC: G01N33/18
Filed: 1968-12-10
Abstract: The sample is put into a container in the normal way and a barometer holder and associated valves are mounted on the lid and secured. The sealing of the container to maintain air tightness during barometric reading is achieved by overlapping the flange of the lid with a machined internal diameter of the container. The flange has an annular groove machined in it and an "O" ring is seated in this groove.
Patent DE-1817113-A1 (DE)
Title: Fluorocarbon plastics treatment
Inventor: HEINRICH SCHMIDT-BRUECKEN DIPL
IPC: C08K3/105
Filed: 1968-12-27
Abstract: Fluorocarbon plastics treatment. As described under P. 1694004.8, whereby fillers for polyhexafluoro-propylene are now prepared using alkaline (or rare) earth metals in place of alkaline metals. Pref. Barium azide, Cerium hydride or Magnesium cpds.
Patent DE-1937862-A1 (DE)
Title: Underwater granulation of thermoplastic - material
Inventor: LAMBERTUS FRIEDRICH
IPC: B29C48/74
Filed: 1969-07-25
Abstract: A melt is pressed from a continuous processing plant through nozzles directly into a liquid coolant to be sectioned into granulate. When starting granulation the initial product passes from the plant into the atmosphere for a suitable interval before reaching the nozzles. This builds up a required counter pressures in the plant. Spec., the device is also claimed.
Patent DE-1944359-A1 (DE)
Title: Adhesive of two surfaces employing powder applied to a moist - applied to a moist surface
Inventor: MARCEL EBNOETHER DR
IPC: C09J5/04
Filed: 1969-09-01
Abstract: Two surfaces each provided with a coating, one coating comprising an aqueous glue which dries by evaporation of water, the other coating being at least substantially dry, are stuck together and dried, according to Dt 1594113. wherein in the other coating is applied in powder form to the corresponding moist surface. More specifically the other coating is applied to a wood fibre sheet, where the powder is applied to the sheet before drying if its residual moisture is not sufficient to dissolve the powder. Powder pref. applied by spraying or electrostatically.
Patent DE-1950357-A1 (DE)
Title: Metal welding powder coated with resin
Inventor: JOSEPH DAVID A
IPC: C23C4/06
Filed: 1969-10-06
Abstract: The metal overlay produced by either the plasma spray process or by welding is obtained with an alloy powder the particles of which are coated with a mixture of resin and flux. The powder mixture may be contained in a tube, or the welding electrode is coated with this mixture.
Patent DE-2031130-A1 (DE)
Title: Flexible lubricant material - for use on belts
IPC: D06M11/74
Filed: 1970-06-24
Abstract: flexible web-shaped lubricant materials comprises fibre support and coating consisting of lubricant and binders, i.e. of 40-80% molybdenum disulphide and/or graphite, 98% of which passes through a 0.04 mm. mesh sieve, 10-59% (co)polymers of vinylidene chloride and vinyl chloride and/or methacrylic acid and acrylic acid 1-8C alkyl esters, contg. as well as esters, 1-25 mol.% co-monomers with reactive groups, 1-30% thermosetting resins being added to the binder.
Patent DE-2031585-A1 (DE)
Title: Blow moulding rotated mandrel with balan-ced temp control
IPC: B29C49/42
Filed: 1970-06-26
Abstract: Multi-head mandrel for carrying an injection moulded parison successively through blow-moulding, chilling and ejection operations, where a common collar and shaft supplies the blowing agent and coolant as appropriate. Each head has co-axial passages for gas and coolant. Pref. connections allow the coolant to circulate with or against the moulding cycle, pref. controlled by an adjustable spring loaded slide valve and/or by a rotary distribution valve. Esp. for moulding thermoplastic bottles; permits a selectively throttled or balanced control of the mandrel temps. so that all (four) stations produce similar mouldings.
Patent DE-2131238-A1 (DE)
Title: Strip feeder - for rapid and continuous feeding of strip material to a punch or press
Inventor: MAIER KARL
IPC: B21D43/08
Filed: 1971-06-24
Abstract: Strip material, partic. strips of sheet metal, is continuously fed to a processing station, e.g. a punch or press, by an appts. which sucks the individual sheet strips from a stack and transfers these to feed mechanisms for automatic advance. One of the two pairs of feed rollers, which move at the same speed, is positioned at the machine approach and is controlled so that its rollers are disengaged after each respective strip enters the feed system of the processing station. The arrangement enables the strips to be fed rapidly and continuously to the machine without idling time, irrespective of length tolerances.
Patent DE-2136885-A1 (DE)
Title: Menthone/isomenthone production - from methyl vinyl ketone and mesityl oxide
Inventor: PASEDACH HEINRICH DR
IPC: C07C45/62
Filed: 1971-07-23
Abstract: A mixt of menthone and isomenthone is produced by slowly adding methyl vinyl ketone to a mixt of excess mesityl oxide and 10-70 wt.% aqs. KOH at between 20 degrees C and the reflux temp and subsequently hydrogenating the piperitenone thus formed. The yields of piperitenone is 68% (known process gives 53-54%), expensive solvents are not used, excess mesityl oxide can be readily recovered, and the process is simple to carry out. The isomethone/menthone mixt has a purity of 98% which is of particular importance when it is to be converted into menthol for pharmaceutical and cosmetic purposes.
Patent DE-2162223-A1 (DE)
Title: Attaching roof felting - using foamable plastics bonding agents
IPC: B29C65/48
Filed: 1971-12-15
Abstract: Plastics roofing felt is attached to a roof by coating the latter with a layer of foamable thermoplastics bonding agent and rolling the roofing felt over the layer whose final thickness is selected to give the required thermally insulating protection. Foamed plastics spacers laid in a reticular grid may be used.
Patent DE-2205944-A1 (DE)
Title: High frequency induction welding of longitudinal welding - seams - partic thick-walled metal pipes
Inventor: SCHMIDT KARL DIPL ING
IPC: B23K13/02
Filed: 1972-02-09
Abstract: High frequency induction welding of longitudinal seams, partic. thick-walled metal pipes, is effected by a cylindrical coil surrounding the pipe. An overload breaker with a tapered, wedge-like tongue connects the longitudinal edges of the pipe on entering the coil. This provides uniform current densities even with thick-walled pipes.
Patent DE-2206916-A1 (DE)
Title: Self-adhesive tape - suitable for use on open pored surfaces
IPC: C09J7/38
Filed: 1972-02-14
Abstract: The tape has a layer of low cohesion but high adhesion applied onto an elastic layer having low adhesion but high cohesion.
Patent DE-2251894-A1 (DE)
Title: Steel for roller components - with 15-80 volume % quasi-carbide dispersed in martensite matrix of surface layer
Inventor: KINOSHO MASAO
IPC: C21D9/36
Filed: 1972-10-23
Abstract: Steel for roller components, such as bearings and cogwheels, has 15-80 vol.% quasi-carbide and a diameter of 0.2-10 mu, dispersed in a martensite matrix of the surface layer. Pref. the surface layer of the steel has the following compsn.: (%) 0.65-1.4C, 0.04-1.5 Mn, 0.04-2.0 Si, 0.06-2.5 Cr, 0.06-0.6 Mo, and Cr + Mo >=0.2, the balance being Fe and impurities. The surface layer also contains at least one element selected from (%) 0.25-5.0 Ni, 0.03-0.2 V, 0.10-0.8 W, and 0.001-0.01 B. The surface layer of the steel material contains, at a temp. below 850 degrees C, 40 vol.% of a granular carbide consisting mainly of cementite. The steel has better resistance to rolling fatigue, thus providing components with a longer active life. Low prodn. costs. High productivity.
Patent DE-2260123-A1 (DE)
Title: Single layer embossed wood veneer - is used alone or with support, and adapts to various surface forms
Inventor: PANA GHEROGHE DR ING
IPC: B44C3/04
Filed: 1972-12-08
Abstract: A decorative wood element of pressed veneer comprises impressed depressions 0.6-0.7 mm deep, and is light but stable enough to adapt to surfaces of different shapes. It is used alone or combined with a support, of veneer or plywood, having its fibres at any angle to those of the decorative element, or of paper, plastics (expanded polystyrene) textile or metal. Adhesive, e.g. urea-formaldehyde or phenol-formaldehyde in soln. or urea or phenol film are used to bond it to the support.
Patent DE-2262708-A1 (DE)
Title: Biaxially oriented plastics laminate - of vinylidene /vinyl chloride copolymer and ethylene-unsatd ester copolymer
Inventor: WIGGINS GLENN CHARLES
IPC: B29C48/10
Filed: 1972-12-21
Abstract: Vinylidene chloride-vinyl chloride copolymer and an ethylene-vinyl acetate, or ethylene-isobutyl acrylate, copolymer are coextruded as individual film layers to form a layered tube. The tube is chilled to 5-25 degrees C and then tempered at 20-50 degrees C immediately prior to blowing into a bubble of about 16 times the area of the tube, to biaxially orient the tube. A superior packaging film is provided.
Patent DE-2304588-A1 (DE)
Title: Hydroxy-indanes prepn. - by reacting alkyl-phenols with tertiary olefins
Inventor: KLEIN ALFONS
IPC: C07C39/42
Filed: 1973-01-31
Abstract: Hydroxyindanes are prepd. by reacting alkylphenols of formula (I) (where R1, R2 and R3 are H, halogen or opt. substd alkyl cycloalkyl, aralkyl or aryl; R4 and R5 are opt. substd. alkyl cycloalkyl, aralkyl or aryl, or R4 and R5 are linked so as to form a cycloaliphatic ring; and x is 1 or 2) in the presence of acidic catalysts at 100-350 degrees C with tert. olefins (i.e. cpds. contg. the grouping or with cpds. yielding such olefins in situ. The prods. are hydroxyindanes in which the C-atoms in the 1- and 3-posns. are tert. When x = 2, the prods. are hydroxy-indanes in which a second cyclopentane ring is fused onto the benzene nucleus. The hydroxyindanes are useful as interms. esp. for insecticides, germicides and fungicides, and as odorants and antioxidants.
Patent DE-2307425-A1 (DE)
Title: Protective gas welding gun - with swivel burner head
Inventor: ROSENKRANZ HERBERT
IPC: B23K9/29
Filed: 1973-02-15
Abstract: The burner comprises a burner body with a swivel burner head, the pivot for which is formed by a cylindrical contact disk in the burner body, which is rigidly connected with the connector piece of the head and which has two concentric arc-shaped guide slots through which project guide pins fitted to the body, thereby permitting swivelling within the angle range allowed by the slots. The wire, burner gases and the current are passed from the hollow cable connection in the body through the disk to the swivel head by a flexible gas tight metal hose with an internal wire feed spiral. The burner is intended for automatic welding machines. It is simple, compact and trouble free.
Patent DE-2332842-A1 (DE)
Title: Reduction gear for machine drives - for constant speed and low noise, has two coupled differential gears
Inventor: LEITER JULIUS
IPC: F16H1/32
Filed: 1973-06-28
Abstract: The output shaft is coaxial with the input shaft in the housing. Two pairs of gearwheels provide the reduction which can be from 9-1 up to 90-1 with a tolerance of plus or minus 3%. A central gearwheel with internal teeth fixed coaxially and concentrically with the input shaft, has planet wheels. The second central gearwheel is similarly fixed to the output shaft. Its hub is designed so that it runs on a bearing on the first wheel on one side and with the output shaft on the other. The second wheel has its own planets and both sets of planets have the same support bearing that can move on an eccentric. A dynamic balancing mass is provided for all four gear sets. The numbers and designa of the teeth of all wheels in the gear are specified.
Patent DE-2344166-A1 (DE)
Title: Four high rolling mill - with lower roll adjustment for constant pass line rolling
Inventor: BRAHM WALTER IM
IPC: B21B31/10
Filed: 1973-09-01
Abstract: A stand with inserts contg. the work and backup rolls; roll adjustment (e.g. spindles and thrust pads); hydraulic roll-press. relief and balancing device; and, in the insert for the lower work roll, a stroke-adjustment device consisting of beams mounted on each side of the insert which are connected to the pistons of hydraulic cylinders by lever-rods. The novelty is that the lever rods are fitted with stop levers, the travel of which is limited by stops fixed to the roll stand. The stop levers and stops are pref. fitted on the driving side of the stand. This arrangement means that the insert for the lower work roll can be adjusted to the same height irrespective of the height of the insert contg. the lower back-up roll.
Patent DE-2345869-A1 (DE)
Title: Grip-headed tool fixture - has coupling bar activated by double acting tension cylinder and contact bar through bar, piston and feed shaft
Inventor: MOHR HORST-DIETER
IPC: B23B31/26
Filed: 1973-09-12
Abstract: The device is used to fix a grip headed tool at the end of a conical shaft in a spindle of a machine tool by means of a clamping component displaceable lengthways in a central hole of the spindle, and which works in conjunction with the tool by means of a coupling bar. The coupling bar is movable lengthways by means of a double acting tension cylinder surrounding the spindle, the cylinder being connected to a pressure medium feed source via a transfer housing located on a feed shaft on the cylinder housing. A contact rod is fitted in a central hole of the coupling bar, the piston and the feed shaft, and at its forward end is in contact with the tool to be clamped, and at its rear end is in contact with a path switch. The piston is axially displaceable between two stops on the coupling bar, and is plate spring loaded in the tension direction.
Patent DE-2353045-A1 (DE)
Title: Heater for heating solid liquid or gaseous media - maintains constant surface temperature utilising ribs and tubes
Inventor: TUREK KLAUS DR-ING
IPC: B21D53/08
Filed: 1973-10-23
Abstract: The heating element consists of two sheets with ribs formed from channel sections welded at equally spaced interval vals. Each channel section has a row of equally spaced holes along the centre line of the web. The sheets are assembled so that the free flanges of the channel sections touch the surface of the opposite sheet. Tubes are then pushed through the holes in the channel sections to hold the two sheets together. The heating medium flows through the tubes and the surface temperature of the sheets can be controlled by the numbers and sizes of tubes and channel sections.
Patent DE-2356072-A1 (DE)
Title: Clamp connection for cable reinforced conveyor belts - uses clamp ring and wedge bars to join belt ends
Inventor: SCHWARZ HANS-PETER
IPC: F16G3/06
Filed: 1973-11-09
Abstract: When connecting cable reinforced conveyor belts, the two free ends are passed through a clamp ring from the same side. The two parallel internal faces of the clamp ring have a large radius on one side and a taper on the opposite side. With the two conveyor belt ends in position, a tapered clamp wedge is placed between the fre ends inside the clamp ring. A curved wedge is located at the opposite side of the ring. Screw bolts are then used to clamp the two wedges together thus trapping the conveyor belts between wedges and clamp ring.
Patent DE-2357081-A1 (DE)
Title: Measurement of insulation resistance of unearthed DC mains - square wave voltage is applied through resistance forming voltage divider with insulation resistance
Inventor: HARMS GERD DR ING
IPC: G01R27/18
Filed: 1973-11-15
Abstract: A method of measurement of the insulation resistance of unearthed DC networks with a measuring voltage to earth superimposed on the mains voltage in the form of a square wave voltage of constant amplitude coupled through an ohmic resistance which together with the insulation resistance forms a voltage divider. The network is connected to a measuring instrument to measure the insulation resistance for a short period after the commencement of each square wave, by a switching system controlled by the square wave generator.
Patent DE-2401059-A1 (DE)
Title: Personal credit identification for telephone systems - uses combination of two identification codes compared with stored combination record
Inventor: ATALLA MARTIN M
IPC: G07F7/10
Filed: 1974-01-10
Abstract: A personal identification system may be used for example for identification of a telephone caller with the aid of a telephone credit card. The personal identification system has an input unit connected to a coder to which the person to be identified feeds in the card codeword. In addition a secret personal code is fed in from which a logic circuit derives a logic coding; this is checked to release the operation requested by the person concerned after calling up the correct combination of codeword plus secret code from a central memory. A codeword is produced which is made up from the card codeword and the secret personal codeword.
Patent DE-2401747-A1 (DE)
Title: Signal transmission method via satellite - signal bursts are provided with preambles and combined in frame
Inventor: REINER UDO
IPC: H04B7/204
Filed: 1974-01-15
Abstract: Transmission is carried out by time division multiplex, and bursts from different ground stations are staggered in time at the satellite with respect to a reference burst marking the frame beginning, and combined and retransmitted in a frame. In order to realise a primary access by a ground station, the ground station sends a primary access signal whose position in the reception frame is examined for the acceding ground station nominal phase determination, esp. when operating with at least one sharply focussed downward spot beam from the satellite. During primary access operation the phase of the primary access signal is measured with respect to the frame beginning signal in the reception frame.
Patent DE-2403519-A1 (DE)
Title: Finder system for flat-microfilm reader - has index panel operable with cross-slide cassette guides
Inventor: BEHR KARL-GUENTER
IPC: G03B21/11
Filed: 1974-01-25
Abstract: The reader for microfilms has a finder system for setting the cassette to the frames for magnified reproduction, with an index panel connected to one of the two cross-slide cassette guides. Setting is in relation to a given index field, which is on the panel and associated with the microfilm, by markings on the housing or on the cassette. Preferably the index panel is connected via a rotary joint to one of the guides. It may be a transparent plate. The required frame is easily found, without large space or equipment requirements.
Patent DE-2405746-A1 (DE)
Title: Tent for erection adjacent to carrying vehicle - tent floor is rigid trough containing tent and rods and is pivot connected to roof luggage rack
Inventor: OSTERMEIER REINHARD
IPC: E04H15/06
Filed: 1974-02-07
Abstract: Tent which is carried on a roof luggage carrier of a motor vehicle and can be set up in releasable connection with this vehicle where the tent floor is in the form of a rigid trough into which the tent including rods is laid. The trough is so connected with the roof luggage carrier tha it can be brought onto the luggage rack with the inlaid tent and rods with the floor turned upwards. specifically the trough can be pushed on the luggage rack horizontally via rollers. The trough is in many parts and the individual sections can be pushed inside each other for transport. The pivot connection of the trough with the luggage rack has a U-shaped frame, whose two shanks are hinged at the end to an edge of the trough.
Patent DE-2407495-A1 (DE)
Title: Extensible impact resistant coating compsn. - by reacting polyester polyol with org. polyisocyanate, and adding amino plast resin to form non-gelled urethane
Inventor: CHANG WEN-HSUAN
IPC: C08G18/42
Filed: 1974-02-16
Abstract: Coating compsn. in one package for application to materials such as wood, metals, glass, fabrics, plastics, and foams, is prepd. by (a) preparing a polyester polyol from (I) an alcoholic component having an av. functionality of >=1.9, and (II) an acidic component consisting essentially of >=1 monomeric 2-14 C carboxylic acids/anhydrides having an av. functionality of >=1.9, the polyol contg. 0.01-1 mole of cpds. having a functionality of >=3 per 500 g., (b) reacting the polyester polyol with an org. polyisocyanate, (c) stopping the reaction when the intrinsic viscosity of the reaction mixt. is less than 1.0 dl/g, in order to form a non-gelled hydroxylated urethane pdt., and (d) adding an aminoplast resin to the reaction pdt.
Patent DE-2412399-A1 (DE)
Title: Machine de-burring of air slots - in a pressure die cast motor housing, using six simultaneously operated punches
Inventor: BRUCKER GERHARD
IPC: B22D31/00
Filed: 1974-03-15
Abstract: A device for the machine de-burning of cast flash on the windows in the periphery of pressure die castings, in one operation, using a single, central piston-stroke unit, has a deburring punch located adjacent to each window in the casting, the punches being independently located in a guide-segment but actuated by a single control groove on the driving mechanism, i.e. the piston. The control groove is designed to match the windows in the periphery of the casting being deburred so that the punches can move in and out of the windows without jamming in the control groove. Used for de-burring of six air-slots on the periphery of a pressure die casting used as a motor housing. Eliminates the manual de-burring operations previously necessary.