baber/WOPTO huggingface dataset:
Patent DE-4138263-A1 (DE)
Title: Treating a sand mould - introducing oxygen@ into the mould box after an initial solidification period of the casting
Inventor: SCHEEL HANS-JOACHIM
IPC: B22C5/08
Filed: 1991-11-21
Abstract: A method for treating moulds applies to moulds made of a moulding sand letting through gases and contg. organic constituents is new. After an initial solidification period of the casting, the mould is supplied with oxygen to promote combustion of the organic constituents (claimed). The mould box is opened after a period sufficient for oxygen to pass through the mould sand. Flow channels for gas are provided in the mould within the air entry half of the mould box either before or during the casting process. The combustion gases are collected at the mould and are conducted away. USE/ADVANTAGE - Used in the casting industry. The sand quality is improved and the need for new sand is reduced. The amts. of used sand to be taken to tips and the CO emission are also reduced.
Patent DE-4141011-A1 (DE)
Title: Digital electronic circuit for addition and subtraction of 5211 code number - has input registers coupled to separate adder and subtractor units with output generated by result register
Inventor: MERKLE PAUL
IPC: G06F7/491
Filed: 1991-12-12
Abstract: A digital electronic circuit has input registers (1,2) that handle entered 5211 code numbers serially presented to the inputs of separate adder and subtractor units (4,5). The outputs of the registers are fed back to the inputs. The adder and subtractor outputs are combined in logic gates and are coupled to a common result register. The system operates with a control unit that generates the necessary control or gating signals. ADVANTAGE - Improved control circuit.
Patent DE-4141583-A1 (DE)
Title: Tension screw for drum-skin - is locked by elastic plug which is pressed against screw shank
Inventor: HOSHINO YOSHIHIRO
IPC: G10D13/02
Filed: 1991-12-17
Abstract: The skin of a drum is maintained at the required tension by means of screws (17) which pass through holes in the flange (16) of a ring (15) attached to the drum skin. The ring (15) is moved axially by the screws (17) and pulls the drum-skin over the end edges of the cylindrical body of the drum. The screws (17) engage the internal screw thread (26) in a fitting (20) attached to the drum body. The screw (17) is locked in its required position by means of an elastic plug (28) which is fitted in a radial hole (27) in the wall of the fitting (20). USE/ADVANTAGE - Prevents loss of tension in the drum-skin.
Patent DE-4142635-A1 (DE)
Title: Magnetic recording material - has magnetic articles in solution containing water repellent polysilicic acid.
Inventor: SCHNEIDER NORBERT
IPC: G11B5/708
Filed: 1991-12-21
Abstract: A magnetic recording material is produced by spreading a dispersion of anisotropic material particles together with other particles in a fluid solution over the surface of a corner. The solution consists of a polymer binding agent in an organic fluid. The material is passed through a magnetic field to orientate the magnetic particles. The mixture has carbon in a water repellent polysilicic acid in 0.3 to 5 percent by weight. ADVANTAGE - Avoids high wear resistant over wide temperature range.
Patent DE-4200253-A1 (DE)
Title: Personal water filter - has funnel with stretch hose to the filter cartridge
Inventor: GRAETZER ERNST GEORG
IPC: C02F1/00
Filed: 1992-01-08
Abstract: The water filter assembly, with a filling funnel and a lower removable filter cartridge, has a hose at the end of the funnel to be connected to the filter cartridge over the water jug or container. USE/ADVANTAGE - The water filter unit, working without pressure, is for personal filtering of drinking water to remove undissolved solids such as rust, calcium, sand etc., and dissolved matter such as heavy metal cations and esp. lead, cadmium, copper and mercury ions. It is also for the removal of anions of dissociated salts, acids and lyes, chloride, sulphate and nitrate ions, together with numerous organic cpds. such as chlorinated hydrocarbons. It is esp. useful when camping or rambling, where drinking water is taken from streams and ponds of dubious quality. The appts. is light and simple, and can easily be packed with other outdoor or survival equipment. It gives a straightforward water flow through the filter cartridge.
Patent DE-4202882-A1 (DE)
Title: Interchangeable picture frame made of pieces of profiled strips mitred at ends - has each strip possessing two arms, elastic bearings, and elongated slots
Inventor: HORN ROHLAND
IPC: A47G1/06
Filed: 1992-02-01
Abstract: The interchangeable frame is made of pieces of profiled strips (3) mitred at the ends. Each profiled strip consists of an outer first arm (6) at right angles to the plane of the picture, and a second arm (9) with support surfaces (10) beneath and parallel to the picture plane. The visible outer rims (7) of the first arms (6) form a narrow frame enclosing the picture. The mounting, picture and protective glass are fixed to the narrow frame by clamps inserted from the front. The support surfaces have elastic bearings (29). The second arms have elongated slots (30) for the clamps. USE/ADVANTAGE - Even if possessing narrow visible parts the frame is more stable and shows the framed picture in its correct position which is inserted from the front.
Patent DE-4203338-A1 (DE)
Title: Transparent ethylene@-vinyl] acetate copolymer films - used as one-sided adhesive foils
Inventor: ARNOLD JUERGEN DIPL CHEM
IPC: C09J7/10
Filed: 1992-02-06
Abstract: Transparent films (I) of EVAc copolymer contg. 25-35% vinylacetate are used as one-sided adhesive foils. The adhesiveness is controlled by the vinyl acetate-content. The average roughness Rz is 1-5 microns (DIN 4772), the tear strength 25-50 N/15mm (DIN 53 455) and the block strength 1.5-6 N/15mm at 23 deg.C (DIN 53 366). (I) is lined with silicone sepg. paper. The sepn. force film/paper is 0.3-1.0 N/5cm. USE/ADVANTAGE - (I) are used for planning tables and components. They have variable adhesiveness and are mfd. cheaply from an environmentally friendly plastic
Patent DE-4205943-A1 (DE)
Inventor: WALZ MICHAEL DR
IPC: A61K9/22
Filed: 1992-02-26
Abstract: The invention concerns a timed-release coating solution for pharmaceutical preparations, characterized in that it is free of halogen-containing hydrocarbons.
Patent DE-4207940-A1 (DE)
Inventor: KUEPPERSBUSCH GERD
IPC: B65C9/22
Filed: 1992-03-12
Abstract: In a labelling system, the labels (21) are transported from a magazine (9) to a labelling spot by means of a conveyor band (1) coated with glue by a glueing station (5) at the label (21) receiving spots. The spots of the conveyor band coated with glue are brought into contact with the labels to be transported, so that the label is held by adherence and transported on the spots coated with glue. The conveyor band (1) runs over a dispensing edge (3) at which the label is lifted from the conveyor band and applied on the object to be labelled.
Patent DE-4208577-A1 (DE)
Inventor: PARAMONOV VLADIMIR A
IPC: H04L27/34
Filed: 1992-03-13
Abstract: A process is disclosed for coating elongated metallic materials, preferably strips or wires, with multiple layers, by applying different layers of metallic coating materials while the materials to be coated continuously run through a plant composed of several successive dippings with molten coating materials. In order to produce new corrosion-resistant coatings with improved properties and improved surfaces, the elongated metallic materials are led in a straight line through the plant and their temperature is regulated by means of the adjustable dipping temperatures of the different molten coating materials. The device used to implement the process has several successively arranged coating containers (4a, 4b) with through-channels (12) for the elongated metallic materials (B) located below the dipping level (h) and closed by hydromagnetic seals (13).
Patent DE-4208619-A1 (DE)
Title: Fixture device e.g. for electrical equipment installation insert - has appts. snap-fitting around metal backplate with vertical tongues, openings for mounting screws and retaining lugs
Inventor: HAHN CHRISTA
IPC: H02G3/12
Filed: 1992-03-18
Abstract: A device for the detachable fastening of electrical appts e.g. switches, keyboards or plugs, into an insulating socket in a wall utilises a pair of parallel guide strips on the bottom of the apparatus. These fit around a metal back-plate which has two vertical tongues passing up through passages in the apparatus housing. The ends of the back-plate have a transverse slit with a cut-out in the middle on one side. This is to hold the tip of a special mounting screw that passes through the apparatus, one at each end. There is an outside lug at each end of the back plate which bears against the inside surface of the surrounding insulating socket. ADVANTAGE- Simple installation of apparatus in insulated wall socket.
Patent DE-4209405-A1 (DE)
Title: Producing micro and ultrafiltration membranes - from ceramic, by drawing together membrane tubular bundle and tube cover in vacuum extrusion press
IPC: B01D63/06
Filed: 1992-03-24
Abstract: Producing miro- and ultra-filtration membranes from ceramic or other material in which the membrane tubular bundle and the membrane tube cover are drawn together in a vacuum extrusion press. The mouth piece tool is made such that the tubular bundle is of several thin walled tubes which are connected together by thin ceramic bridges spaced apart from each other. Using a device, there bridges are broken in the longitudinal direction to the membrane such that the tubes are supported against each other on one side but make a transverse flow path for the permeate on the side of the broken bridges. On the face side of the membrane, the ends of the canals between the tubes are closed before or after sintering. ADVANTAGE - Enables good permeate flow through the tubes and a free exit flow of the permeate through the freely interrupted bridges via openings in the membrane cover.
Patent DE-4209972-A1 (DE)
IPC: E04F10/06
Filed: 1992-03-27
Abstract: An awning (1) has an elongate awning casing (2) in which a winding shaft (6) is rotatably mounted. The awning casing (2) is provided with an awning-canvas slot (11) which continues over the entire length of the casing and through which the awning canvas (7) runs. It has a cylindrical outer configuration and the opening-out rail (8) has, likewise on its outer side, a cross-section in the form of an arc of a circle, to be precise such that, when the awning (1) is in the retracted state, said rail engages over the two edges of the awning-canvas slot (11) from the outside. <IMAGE>
Patent DE-4223374-A1 (DE)
Title: Differential gearbox e.g. for vehicle transmission - has compensation gear location in differential casing via pockets and grooves
Inventor: MADSACK HEINZ
IPC: F16H48/285
Filed: 1992-07-16
Abstract: The differential gearbox may be used in a vehicle or other application. It has a rotating differential carrier located in the housing, two coaxial gears running on a shaft and located in cylinder boreholes (5,6), and several compensating gears (13,14) located in boreholes (11,12) on a parallel axis. At least the bores or pockets (11,12) for the compensation gears are located in the differential casing (1) via grooves. USE/ADVANTAGE - Differential gearbox construction prohibits development of noise due to differential movement.
Patent DE-4224950-A1 (DE)
Title: Evaluating emissions of gas return arrangements in vehicle fuel tank filling systems - involves taking into account properties of inert gas and gas vol. development caused by fuel displacement
Inventor: CURTIUS FRITZ
IPC: B67D7/04
Filed: 1992-07-29
Abstract: The method involves taking into account the vol. development on the gas side of the gas vol. displaced by the fuel introduced from a first level (1) and gas composition in the empty tank above the residual fuel and at a second level (2) and after saturation above the fuel in the storage tank. The properties of the inert components are taken into account using physical observation of the process which are described by the general gas equation and Dalton's formula. The vol. development is derived thus: V(2) = V(1)* p(i1) * T(i2)/T(i1) USE/ADVANTAGE - Esp. for use when filling vehicle tanks with petrol using gas feedback. The method overcomes some disadvantages of conventional techniques, including the need to retrofit to installed systems at increased cost.
Patent DE-4227630-A1 (DE)
Title: Hydraulic seals for variable grip clutch - has seals attached between alternate clutch discs and with end discs with sliding seals
Inventor: PEIER OTHMAR DIPL ING
IPC: F16D35/00
Filed: 1992-08-20
Abstract: The clutch has inner- and outer discs (7,8) linking the two parts of the drive. The outer discs are linked by attached sealing rings, as are the inner rings, to form an enclosed space for the viscous fluid which generates the variable grip. The two outer discs (32) of the inner array are thicker and are braced between the piston and the housing by roller bearings (33). The two outer discs of the outer array are L-shaped to provide a sealing surface for sliding seals (34) fitted to the outer discs of the inner array. The sealing rings between the discs are attached rigidly and are reinforced by outer bands to limit extension. ADVANTAGE - Improved seals to contain viscous fluid, less risk of leaks between operating fluid and viscous fluid.
Patent DE-4231473-A1 (DE)
Title: Atmospheric gas-burner with interchangeable gas nozzle - has air throttle on gas nozzle adjusting ejector effect of gas jet
Inventor: LAM-THIEN BA DIPL ING
IPC: F23D14/64
Filed: 1992-09-19
Abstract: The burner has a mixing tube, while the gas nozzle is interchangeable to give a cross-section to suit the type of gas used. The gas jet has an ejector action drawing the primary air into the mixing tube. A throttle on the gas nozzle (2) in the air inlet (5) adjusts the ejector effect to suit the gas pressure determined by the nozzle cross-section, and can be formed by a sleeve (6) sliding onto the nozzle, and with a collar (7) masking the tube inlet to a varying degree, and whose outer edge can be beaded over in the axial direction of the tube. The sleeve can protrude for a variable amount beyond the nozzle, and it can be cylindrical, or alternatively widen in a cone towards the tube. USE/ADVANTAGE - Gas burner with easy changeover to different type of gas without specialised knowledge.
Patent DE-4237108-A1 (DE)
Title: Low-energy cooking device for e.g potatoes or apples - has vacuum within cooking device providing heat insulation allowing operation of heating element from vehicle battery
Inventor: SCHAEFER GUENTER
IPC: A47J41/02
Filed: 1992-11-03
Abstract: The cooking device (1) includes a housing (18) in which a vacuum is provided and receiving inter-fitting glass containers (2, 13) enclosing the cooking space (5) for the food. A heating element is (11) contained within the space (15) between the two containers (2, 13). The vacuum provides heat insulation. Pref. the space (5) between the two containers (2, 13) is also held at a vacuum, with the inner glass container having a vent opening coupled to a vent duct, allowing steam from the cooking process to escape. Pref. the food is contained in a wire basket (8) inserted in the cooking space (5) defined by the inner glass container (2). USE - For use as table top cooking device which can be operated from vehicle battery via dashboard cigarette lighter for camping, etc.
Patent DE-4301632-A1 (DE)
Title: Valve seat ring
Inventor: KREIENKAMP HEINRICH DIPL ING
IPC: F01L3/22
Filed: 1993-01-22
Abstract: The valve seat ring for upper valve in internal combustion engine is made of a wear-resistant metal and has an annular conical configuration. It is cast into the cylinder head, and its inner circumferential surface serves as a sealing surface. The ring is characterised by the fact that it is a disc-shaped and that its sealing surface (30, 32, 43) forms only a part of the total sealing surface (28) in the cylinder head (10), pref. 30-70%.The valve seat ring is made of beryllium bronze. In the region of the sealing surface, it is melt-alloyed by means of an energy source.
Patent DE-4305722-A1 (DE)
Title: Coating and encapsulation composition
Inventor: EMRICH GERALD
IPC: C09D7/61
Filed: 1993-02-25
Abstract: A coating and encapsulation (embedding) composition, in particular for water- and chemicals-resistant coating, containing a binder matrix based on a 2-component synthetic resin which contains a binder matrix comprising from 30 to 70 % by weight, based on the matrix of a mixture of an aliphatic and/or aromatic hydrocarbon fraction having a boiling point of > 150 DEG C and coal dust having a particle size of significantly below 100  mu m in a mixing ratio of from 2 : 1 to 12 : 1 by weight, and from 70 to 30 % by weight of synthetic resin, and optionally solvents, standardising agents, fillers and other conventional additives.
Patent DE-4319177-A1 (DE)
Title: Textile chemical cleaning - using satd. halogen-free hydrocarbon solvent
Inventor: DERNEHL ALBERT
IPC: D06F43/00
Filed: 1993-06-09
Abstract: To clean textile materials, by agitation in an organic solvent, the solvent is a saturated halogen-free hydrocarbon. Also claimed is an appts. with a filter (16) with filter material and a second filter (33) following it, and a water separator (24) after the trap. Pref. the saturated hydrocarbon is of linear, branched and cyclic mols. contg. at least 30% cyclo aliphatic and pref. 45%. The solvent has a carbon chain length of 8-20 carbon atoms, and pref. 11-12, with a relative mol. mass of 132-216, and pref. 154. The solvent has a b.pt. of 140-350 deg. C, and pref. 170-220 deg. C. The solvent is wholly cleaned by filtering with a filtering medium of phyllosilicate and pref. montmorillonite with bentonite and pref. calcium bentonite in pref. an acid-reactive form. The solvent contains an additive to disperse a static charge. USE/ADVANTAGE - The method is for the chemical cleaning of textiles and garments. The system eliminates the problem of disposing waste matter contg. halogens.
Patent DE-4323466-A1 (DE)
Title: Injection cylinder for controlled injection of fluid into patients - comprises axial scale wall with scale divisions, running axially and tangentially to chamber wall forming cylindrical fluid accommodation chamber for precise vol.
Inventor: DRAGOSITS THOMAS J
IPC: A61M5/31
Filed: 1993-07-14
Abstract: The cylinder has distal end and open proximal ends, and between them a cylindrical chamber wall (32), which forms a cylindrical fluid accommodation chamber. It has a longitudinal axis, a scale wall (36) axially directed and tangential to the chamber wall (32) and scale divisions (40,42) on the scale wall. The scale wall (36) is planar and with the chamber wall (31) forms a one-piece structure. The chamber wall pref. has an external dia. of less than ca. 6.4 mm. The scale wall (36) has a width in the transversal direction to the longitudinal axis, which is ca. equal to the dia., of the cylindrical chamber wall (32). USE/ADVANTAGE - Useful for controlled injection of fluids into patients. It permits a precise vol. feed of fluids.
Patent DE-4324454-A1 (DE)
Title: Method and device for testing the tightness of hollow bodies
Inventor: GRIESE GERNOT DIPL PHYS DR
IPC: G01M3/22
Filed: 1993-07-21
Abstract: In order to be able to test hollow bodies of large, quasi-infinite length, such as pipes or hoses, continuously for tightness, provision is made to guide a hollow body 1 filled with a test gas under overpressure through a tubular test chamber 6 which is short in comparison with the hollow body to be tested and, in the end regions 15, 16 of the test chamber, to build up air cushions by means of the supply of a protective gas, the air cushions sealing off from the ambient air the central region 20 of the test chamber, which is being used for testing for emerging test gas. <IMAGE>
Patent DE-4325300-A1 (DE)
Title: Heatable hose (flexible tube)
Inventor: RECKERMANN MICHAEL
IPC: H05B3/58
Filed: 1993-07-28
Abstract: The hose has a jacket (1) made of plastic and heating conductors (2). The heating conductors (2) are arranged in the jacket (1). They extend in its axial direction and are distributed symmetrically in the circumferential direction of the jacket (1). One sensor wire (6) of a thermocouple is arranged between in each case two adjacent heating conductors (2). <IMAGE>
Patent DE-4325756-A1 (DE)
Title: Orthopaedic shoe
Inventor: WAGNER HARALD
IPC: A43B7/00
Filed: 1993-07-31
Abstract: An orthopaedic shoe with an insole (12), an outsole (2) and a shoe upper part consisting of front cap (3), rear cap (4) and ankle shaft (5) is proposed, which is suitable for persons whose feet tend to bend in a cramp-like manner, as is the case for example in spastics. According to the invention, it is proposed to design the shoe in such a manner that the front cap (3) is divided essentially parallel to its connection to the outsole (2) and is provided, in the edge region there, with actuable connecting means (6) so that the covering region (7) of the front cap (3) overlapping the toes and the back of the foot can be detached and refixed at least in regions. <IMAGE>
Patent DE-4328747-A1 (DE)
Title: Constant speed computer control for motor vehicle including vehicle spacing function - has speed and distance sensor values used to determine command to transmission and throttle
Inventor: HIBINO KATSUHIKO
IPC: B60K31/00
Filed: 1993-08-26
Abstract: The control system calculates the speed dependent upon a reference value (26) and an acceleration/deceleration component (22) on the basis of the distance between vehicles (21) and the relative speed value (27). The processing units provide inputs to the speed controller (28). The distance between the vehicles is measured by a sensor (14), the speed of the vehicle being controlled by a road wheel speed sensor (13). The vehicle speed controller generates commands to the transmission change unit (19) and to the throttle actuator. USE/ADVANTAGE - Provides control allowing for distance between vehicles and avoids sudden braking action.
Patent DE-4330131-A1 (DE)
Title: IC memory card with protection of data after connection or deconnection of supply - has additional circuitry that deactivates all control signal lines for specific period
Inventor: GOCHI HIDENOBU
IPC: G06K7/00
Filed: 1993-09-06
Abstract: The IC memory card is based upon nonvolatile memory modules (4a,4b) as well as volatile memory modules (5a,5b). These are connected to a data bus (20). The control functions are provided by an address decoder (2), card enable (13), output enable (15), write enable (16), memory module enables (21a,21b,22a,22b), an output enable (23) and a write enable (24). For deactivation of all control signals for a specific period following the connection or deconnection of the power supply, additional circuitry is provided. This consists of a time delay stage (31), a pair of reset signal control stages (32,33), an output enable (34) and a write enable circuit (35). ADVANTAGE - Prevents falsification of data and data collisions following connection or deconnection of supply.
Patent DE-4333961-A1 (DE)
Title: System for limiting drive wheel viscous-coupling type differential for motor vehicle - includes pair of right- and left-drive wheels and pair of right-and left-driven wheels and system for limiting differential between driven wheels.
Inventor: KONDO TOSHIRO
IPC: B60K23/04
Filed: 1993-10-05
Abstract: A multi-disc viscous coupling (12) corresp. to the unit for limiting the differential, is arranged between the right- and left-axle elements (11a,11b). A detector system with sensors (22-26) is provided which respond to physical variables assigned to the driving conditions of the motor vehicle. A control unit (20) is provided for the control of the multi-disc viscous coupling, on the basis of the output signals of the detector system, so that a limitation of the differential is reached, in corresp. with the driving condition of the motor vehicle. ADVANTAGE - Degree of limitation of drive wheel differential of vehicle can alter in corresp. with driving condition of vehicle.