baber/WOPTO huggingface dataset:
Patent DE-3913174-A1 (DE)
Title: Ammunition magazine for gun of tank - is in form of drum with axes of ammunition receptacles parallel to drum axis
Inventor: KOTAI FERENC DIPL ING
IPC: F41A9/26
Filed: 1989-04-21
Abstract: The large calibre gun, particularly a gun mounted on a tank, has the ammunition stored in a magazine in the form of a drum (2) with the axes of the receptacles (10) parallel to the drum axis (9). The drum has a radial opening (12) which has a width which is at least equal to the dia. of a shell and extends axially over the whole or part of the length of the drum. The opening extends radially inwards to the drum axis (9). The drum axis (9) and the axis (19) of the gun barrel lie in a common vertical plane with the drum axis (9) inclined to the barrel axis (19) at an angle (alpha). USE - Guns for tanks.
Patent DE-3920462-A1 (DE)
Title: Machining of holes and openings in metal or plastic profile windows - in which machinery operates automatically and can work independently or in conjunction with welding and weld dressing machine
Inventor: STUERTZ KARL-HEINZ
IPC: B23Q1/03
Filed: 1989-06-22
Abstract: Equipment for producing openings or holes for location of fittings in frames has a working plate for frame location, transporting, positioning and clamping devices. A moveable main slide is, arranged at right angles to the movement of the frames. The slide carries two fixed guide rails with an endplate. On the guides is a secondary moving slide with a tool carrier. The tool carrier is fitted with several drilling and milling tools which are individually moved into the working position by a piston at right angles to the frame. The end plate has horizontal and vertical stops for accurate location of frames. A clamping station retains the frame position during machining. USE/ADVANTAGE - For automatic production of all openings and holes in window or blind frames. Equipment can operate independently or in connection with welding or weld dressing machines.
Patent DE-3920882-A1 (DE)
Title: System for producing multi-layer waffle blocks
Inventor: STEPKOWSKI JAN
IPC: A21C15/02
Filed: 1989-06-26
Abstract: The subject matter of the invention is the system which makes it possible to produce waffle blocks of a relatively high quality while generally eliminating defects and observing sanitary and hygienic requirements. The system according to this invention is characterised in that it has the stripping assembly (9) between the insertion belt (2) and the stacking assembly (6), which stripping assembly (9) takes the form of the rotatable shaft (10) or belt (14) which is tensioned on the drums (13) and (15) or takes the form of the belt (20) which is tensioned on the drums (17, 18) and the profiled element (19). The system is in addition equipped with the stripping device (16) which is supported by the surface of the stripping assembly (9). The system is used in industrial lines for producing waffle products. <IMAGE>
Patent DE-3935417-A1 (DE)
Title: Friction welding support pin inside wall of refrigerator - by locating pin from the outside so that its flange is not visible
Inventor: KENTNER WOLFGANG DIPL ING
IPC: B29C65/06
Filed: 1989-10-24
Abstract: Friction welding a support pin (13) to the surface of a refrigerator wall consists of locating the pin through the wall from the outside so that its flange (14) is away from the visible internal wall of the refrigerator. Pref. the flange has a recess (16) to accept plastically flowing metal from the friction welding area. The transition radius from pin to flange is greater than that of the wall bore exit (12). ADVANTAGE - The plastic flow of material does not happen on the visible side of the wall and thereby spoil the appearance of the protruding pin. The flange of the pin can have a  recess (15) to enable the introduction of a rotating tool during welding. The pin can be located near curved surfaces.
Patent DE-3936188-A1 (DE)
Title: Continuous prodn. of bio:absorbable polyester(s) - by polymerisation in temp.-controlled extruder
Inventor: REICHERT DIETER DIPL CHEM DR
IPC: B29C48/40
Filed: 1989-10-31
Abstract: Prodn. of bioabsorbable polyesters (I) is effected by continuous polymerisation in an extruder with independently controllable heating segments and with forced advance of the reaction mixt. through the extruder. USE/ADVANTAGE - (I) are useful in the mfr. of surgical materials, e.g. sutures, clips, clamps and bone regeneration implants, aand as pharmaceutical carriers. The process allows (I) to be produced continuously, in either amorphous or crystalline form, under precisely controlled conditions.
Patent DE-3939491-A1 (DE)
Title: Catalytic exhaust gas purifier - with central recess in honeycomb core
Inventor: USUI MASAYOSHI
IPC: B01J35/04
Filed: 1989-11-29
Abstract: An exhaust gas catalyst carrier is made of a honeycomb core (1) which is enclosed in a metal sheet housing. The core consists of a plane strip (11) of heat resistant steel which is rolled to a spiral with a corrugated band (12) of the same material, leaving air passages (13). A recess (14) is formed by cutting away a ring in the middle. ADVANTAGE - This absorbs the heat-induced axial stresses and prevents a detachment of the core from the metal housing.
Patent DE-4000179-A1 (DE)
Inventor: BADEN HANS-DIETER
IPC: E05B27/00
Filed: 1990-01-05
Abstract: Keys for lock cylinders containing a rotatably adjustable cylinder core having a key channel opening out freely on its circumferential surface, especially of lock systems, are equipped with a profile region (2), which faces the key spine (1) extending flush with the cylinder-core circumferential surface in the key-insertion position and which is to be provided laterally with longitudinal profiled grooves (3, 3'), and with an incision region (5) which faces the opposite key breast (4) having the key stop (4') and which is to be provided with milled cuts, countersinks or such like incisions (6) for the allocation of the tumbler elements present in the lock cylinder. 
<??>To improve the key in terms of stability in its incision region (5) and also with a view to an even larger number of possibilities for accommodating its incisions (6), whilst at the same time preserving its profile region (2) allowing variable profiled grooves to be formed, the incision region (5) has an essentially circular-cylindrical shape and is made wider than the profile region (2) of the key. Advantageously, at the same time, the height (H) of the profile region (2) exceeds that (h) of the incision region (5), as seen in the radial direction. 
<IMAGE>
Patent DE-4001610-A1 (DE)
Title: Pressurised container for regenerating tennis balls - maintains defined overpressure, preventing ball pressure reduction
Inventor: HOGH WILHELM
IPC: A63B39/02
Filed: 1990-01-20
Abstract: The tennis ball storage container has a cylindrical body (1) which can be sealed by a pressure tight lid (2) with a valve (5) through which air is pumped to raise the internal pressure above that of the atmos. The lid also has pressure limiting valve (6), which emits an audible warning, and a pressure release valve (7). By keeping the tennis balls in a pressurised container the elasticity of the balls is maintained. The container can also be used to restore the elasticity of old tennis balls. ADVANTAGE - Increased service life of the balls.
Patent DE-4008703-A1 (DE)
Title: Support structure for road vehicle - comprises bearer with plate attached via welded flange
Inventor: KREBS BERND DIPL ING
IPC: B62D21/15
Filed: 1990-03-17
Abstract: The bearer (5) has relatively thick walls and corresp. rigidity, whilst the plate (7) is relatively thin-walled. A welded flanged (9) forms part of the bearer, to which connect several one-piece exten-sions (11). The union between the bearer and the plate is effected /by spot welding (13). The extensions (11) have one or more recesses in the area between the welded flange (9) and their fixture to the plate (7), and in the same area have a beading. They are connected to the welded flange via radii. USE - As a bearer structure for road vehicles, partic.  motor cars.
Patent DE-4009902-A1 (DE)
Inventor: SCHRAUFSTETTER WILFRIED
IPC: B02C19/18
Filed: 1990-03-28
Abstract: The description relates to a process for preparing rubber-containing waste for further treatment by making use of the brittleness of individual components of the waste by cooling the waste, in which the rubber-containing wastes is milled in a worm-drive press, cooled at least in the press and possibly more finely divided before insertion in the press. Liquid nitrogen or water is added for cooling purposes. This process uses less power and less coolant like nitrogen or the like is needed.
Patent DE-4016549-A1 (DE)
Inventor: REHMER GERD DR
IPC: C08F8/00
Filed: 1990-05-23
Abstract: Synthetic resins are obtainable by chemically bonding one or more compounds of the general formula I  (* CHEMICAL STRUCTURE *) (I) where R1 is -OH, -NH2,  (* CHEMICAL STRUCTURE *)  -NHR3 or  (* CHEMICAL STRUCTURE *)  R2 is -H, -CH3 or -C2H5, R3 is -CmH2m+1, where m is from 1 to 6, R4 is -H or -CH3 and n is from 1 to 12, via the oxygen or nitrogen atom of R1 to one or more polymers A which consist of a) from 50 to 100% by weight of one or more esters of acrylic or methacrylic acid with monohydric alcohols of 1 to 18 carbon atoms or a mixture of these esters (monomers a) and b) from 0 to 50% by weight of other copolymerizable monomers (monomers b) in polymerized form, in amounts such that the synthetic resin contains from 0.01 to 1 mole of double bonds per kg of polymer A. After exposure to ultraviolet light or to electrons, these synthetic resins are suitable as contact adhesives.
Patent DE-4026638-A1 (DE)
Title: Water-powered current generation plant - has paddle wheel located in free space between two floating pontoons
Inventor: GONDOLF FRIEDRICH WILHELM
IPC: F03B17/06
Filed: 1990-08-23
Abstract: The water-powered current generation plant comprises 2 floating pontoons (1) with a free space between them, in which at least one paddle wheel (2) is located, the rotation of the paddle wheel (2) used to drive an electrical generator (5), in turn driving a generator (6). Pref. each paddle wheel (2) is supported by movable carrier arms (3) which are raised and lowered via hydraulic piston/ cylinder devices (4). USE- For low-cost electricity generation.
Patent DE-4027850-A1 (DE)
Inventor: MACKE WILFRIED
IPC: B65D5/32
Filed: 1990-09-03
Abstract: Described is corrugated-cardboard packaging (1) for the transport and configured display of items for sale (5), such as dispensers, bottles, tubes, etc., with closures (6) designed to enable the items to be stood on their heads. The packaging consists of a tray (2) forming the floor of the packaging, the tray (2) having a flat bottom (7) and, jointed to the bottom at its edges, short side and end walls (8, 9, 10) pointing vertically upwards, plus a hood (4) designed to be placed over the tray (2) to form a closed box, the hood (4) having a roof (11) and four walls (12, 13, 14). The aim of the invention is to enable packaging of this kind to be used for the safe transport of a multiplicity of items for sale, in the form of dispensers, tubes, bottles, etc., as well as for displaying the items in an appropriate configuration in the sales area and allowing the customers to remove items easily, without the need for additional, separate, individual packaging for each item in folding boxes. This aim is achieved by locating a double liner (3) made of double-corrugated cardboard flat on the inside of the floor (7) of the tray (2), the liner being formed by folding a cut-out piece of double-corrugated cardboard over at a scored line (15) and having at least one row of stamped-out holes (22, 23, 24, 25) passing through both layers so that they are superimposed over each other in the two layers (16, 17) of the liner (3) and shaped to match the outside shape of the closures (6) of the items.
Patent DE-4036858-A1 (DE)
Title: Appts. for producing plasma coating beam - by using electrode-free high frequency electric field to heat up gas and produce the plasma
Inventor: KOCH ALEXANDER W DR ING
IPC: C23C4/12
Filed: 1990-11-19
Abstract: Plasma spray coating appts. in which the plasma medium, e.g. argon or argon plus a sec. gas e.g. H2 or N2 is converted into the plasma condition by heating in an electrode-free high frequency field as the coating material is added in particular form. Pref. the high frequency field is produced by a cylindrical aerial coil, pref. a slit aerial (1). The plasma gas (5) and the particles (6) are fed to the aerial coil (1) through coaxial tube (4). The coil (1) is charged through a HF power source (3). The aerial (1) is connected to a hard nozzle (9) via quartz tube (16) located inside it. The housing (8) is surrounded by a magnetic coil (10) producing a polarised magnetic field which thins out the plasma beam. An external magnetic coil (13) produces an ancillary magnetic field which rotates the plasma beam. ADVANTAGE - The spray particles are homogeneously distributed in the plasma and contamination by impurities from electrode burn-off in the plasma is avoided.
Patent DE-4100272-A1 (DE)
Title: Oscillator current supply for portable data appts. - delivers energy to primary coil with electromagnetically coupled detector coil for load change pick=up
Inventor: ITOGA TOSHIYUKI
IPC: H01F38/18
Filed: 1991-01-07
Abstract: The supply delivers energy from an oscillator circuit (10) to a primary coil for the energy transfer to a secondary coil (7), opposite to the primary coil (3) in a contactless manner by electromagnetic induction. To the primary coil is electromagnetically coupled a detector coil (12), picking up a load change, based on a distance variation between the primary and secondary coils. It transmits a signal obtained by a change of an induction voltage, due to the load change. In accordance to the induction voltage change, a control (4) energises an output of the oscillator circuit such that the energy received by the secondary coil remains constant. USE/ADVANTAGE - For portable electronic data appts., with stable supply current even with varying spacing or coils.
Patent DE-4103154-A1 (DE)
Title: Submersible-pump motor with axially grooved stator surface - provides return channels for motor winding coolant flow with no increase in external dia. of housing
Inventor: WELLER ELMAR
IPC: H02K5/132
Filed: 1991-02-02
Abstract: The outer surface of the stator (7) is provided with a number of open grooves (21) covered radially by the interior wall of the motor housing (2). An intermediate tube (22) between the stator (7) and the pump wheel (14) forms with the housing (2) an anular intermediate space. The water filling the housing (2) flows out of the grooves (21) which open into the intermediate space, and is recirculated via the pump wheel (14) into which outer channels (23) lead from the region of the stator winding (8). ADVANTAGE - Water circulation for motor-cooling purposes is achieved without bulky external return ducts.
Patent DE-4104033-A1 (DE)
Title: Solar cell driven garden pump - has current supply controlled by storage and control electronics for operation of immersion pump
Inventor: LUTZ GERHARD
IPC: F04B17/00
Filed: 1991-02-09
Abstract: The solar cell driven garden pump installation proceses current from photovolatic elements in a storage and control electronic control system and that power electric pulses can be generated for operating a magnetic immersion pump even at slight current supply. Pref. the magnetic immersion pump has a pressure container, which prevents sudden accleration of the water vol. in the delivery line at each pump stroke. The delivery vol. and head can varied by the control by capacitor pulse energy output, and by capacitance variations. USE/ADVANTAGE - For garden water supply, filling of rainwater tanks, and garden pond level control, with low-cost water distribution over daylight hours.
Patent DE-4110835-A1 (DE)
Inventor: BREUER WOLFGANG DR
IPC: C01F7/785
Filed: 1991-04-04
Abstract: Hydrophobised double-layer hydroxide compounds may be produced if double-layer hydroxide compounds of general formula (I): [M<(II)>1-xM<(III)>x(OH)2] Ax * n H2O, in which M<(II)> is a divalent metal cation, M<(III)> is a trivalent metal cation, A is an equivalent of a single and/or multi-basic inorganic acid, x is a number from 0.2 to 0.5 and n is a number from 0 to 10, are caused to react at high temperature and autogenous pressure with at least one carboxylic acid or its salt and the reaction product is then dried. The hydrophobised double-layer hydroxide compounds obtained by this process are suitable as catalysts for the alkoxylation of compounds with active hydrogen atoms or fatty acid esters.
Patent DE-4113000-A1 (DE)
Title: Bio-gas fermentation appts. - has cleaners at the mixers to prevent build-up on heat exchanger wall
Inventor: FRESE CHRISTOPH
IPC: C02F3/12
Filed: 1991-04-20
Abstract: The assembly to generate a biogas from the fermentation of a thick fluid medium, such as liq. manure, has a cleaner (51) for the heat exchanger (20) connected to the plate-shaped mixers (52). As the mixer (52) is operated in the vessel (10), the cleaner (51) is moved axially along the wall of the heat exchanger (20). Pref. the cleaner is a lip (51) of rubber, and the like, at the edge of the plate-shaped mixer (52) towards the wall of the heat exchanger, extending at an upwards angle. The vessel (10) has a warming chamber (13) and/or outflow chamber (14) next to the fermentation chambers (11.12), also with mixers (60,61) which move axially within the vessel and also scrape the wall of the heat exchanger. They have a surface parallel to the chamber wall and other surfaces which form an acute angle to the first surface and, at least on the outer surface, a material with good sliding characteristics either of or coated with a plastic. ADVANTAGE - The heat exchanging capacity is maintained over long and continuous use, as build-up of material is prevented on the heat exchange surfaces which would act as a barrier.
Patent DE-4116478-A1 (DE)
Title: Disposal of propellant gas generating material - by mixing it with carrier liq. and feeding it to conventional incinerator
Inventor: KROGMANN ADOLF
IPC: F23G7/00
Filed: 1991-05-21
Abstract: The incinerator plant is used for disposal by burning of material generating propellant-gas. It is esp. used for material from equipment for civil or military use. The material is mixed with a carrier liq. and fed through an injector (6) as an additive to refuse incinerator for conventional combustion. The incinerator (7) may have a rotating drum (8) with solid material (11) fed in through a hopper (12). USE/ADVANTAGE - No formation of thermal nitrous oxide, while avoiding the need for a separately-fuelled fire to maintain combustion of rocket propellant material being destroyed.
Patent DE-4123358-A1 (DE)
Title: Engine-bonnet for constructional vehicle
Inventor: BRESGEN HORST DIPL ING
IPC: B60K13/06
Filed: 1991-07-15
Abstract: The engine bonnet is particularly for an agricultural or construction vehicle, having a conduit delivering the combustion air, and including an engine cowl.The conduit (2) is a separate component, mounted on the cowl (1) or a part of it. It can be recessed in the cowl, and both it and the cowl can have a closed top surface, the two being insulated from each other.The conduit can extend for at least part of the cowl width and can run from the forward end to a point in front of the driver's cab.
Patent DE-4125477-A1 (DE)
Title: Polyvinyl halide resin compsns. - contg. two-stages emulsion polymer with methyl methacrylate, alkyl:acrylate and comonomer(s), used as processing aids giving reduce gel time
Inventor: GOERTZ HANS-HELMUT DR
IPC: C08L27/02
Filed: 1991-08-01
Abstract: Polyvinylhalide resin compsns. contain 0.1-20 wt%, based on the mixt. of polyvinylhalides, of a two stage emulsion polymer of (a) 5-80 wt% of a first stage of (i) 80-99.5 wt% methylmethacrylate (MMA); (ii) 0.5-9.9 wt% of a 1-18C alkyl acrylate (AA); and (ii) 0-1.1 wt% other comonomers; and (b) 20-50 wt% of a second stage of (i) 70-90 wt% MMA; (ii) 10-30 wt% of a 1-18C AA; and (iii) 0-20 wt% other comonomers. Moulded prods. made from the above compsns. are also claimed. USE/ADVANTAGE - Used as processing aids in polyvinylhalide resin compsns. (claimed). Lower gel and plastification times are achieved, leading to faster and more economical processing.
Patent DE-4125871-A1 (DE)
Title: Dermatological preparations contg. tocopherol and isoprenoid lipid - synergise antibiotics, corticoid(s) and chemotherapeutics in treatment of eczema, allergy and esp. acne
Inventor: MOMENAI HAMID
IPC: A61K31/355
Filed: 1991-08-05
Abstract: Dermatological prepns. (A) contg. (a) a biologically active tocopherol, (b) a biologically active isoprenoid lipid and (c) a conventional carrier are claimed. The tocopherol is pref. present in an amt. of 0.3-6 wt.% and is esp. dl-alpha-tocopherol acetate. Substances forming an aq.-alcoholic soln. or esp. an aq.-alcoholic emulsifying gel are pref. used as the carrier. The isoprenoid lipid is pref. present in an amt. of 0.1-2 wt.% and is esp. farnesol or a deriv. . (A) can also contain vitamin A derivs., e.g. retinol or its acetate or palmitate, carotinoids, e.g. beta-carotene, or other fat-soluble vitamins, unsatd. fatty acids, antibiotics, corticoids and other chemotherapeutics. USE/ADVANTAGE - (A) are used for the treatment of eczema, skin allergies and esp. acne, partic. acne vulgaris. They are pref. applied in combination with antibiotics, corticoids and other chemotherapeutics which are conventionally used orally or topically against acne. Combined application is pref. at intervals. (A) have a synergistic effect on the antibiotics, corticoids and other chemotherapeutics, giving an increased and broader spectrum of activity with fewer side-effects. Further, (A) are non-toxic, can be prepd. readily and can be rapidly and uniformly applied.
Patent DE-4126888-A1 (DE)
Inventor: STANKA HERBERT
IPC: B41F23/00
Filed: 1991-08-14
Abstract: A web cleaning device for cleaning a web (6) to be printed before it runs into the printing unit (2) of a web-fed printing machine. At least one washing cloth (20), which is brought into contact with the printing web (6) by positioning means (34), serves for cleaning the printing web (6). A conveying device (26, 24, 28) conveys the washing cloth (20) in such a way that different moist sections (32) of the washing cloth are brought successively into contact with the printing web (6). 
<IMAGE>
Patent DE-4130958-A1 (DE)
Title: Combined table and chair unit for game judge - has table top with points indicator board, and bottom dais with inner guides along which chair and table slide for storage
Inventor: OHLEF HEINRICH
IPC: A47B3/14
Filed: 1991-09-18
Abstract: The furniture unit for games judges consists of a folding chair (10) and table (20) not attached to a hollow dais (40). The dais has interior guides for the chair and table. The bottom end of the chair and table each has an axle with end rollers next to at least one pivot bearing. The rollers are positioned in the guides on the dais. When folded out, the table consists of a front upright rectangular panel, with attached sides and top. A points-indicator board (50) is attached to the table top. USE/ADVANTAGE - Especially for table tennis. The judge can be seated yet have a good view of the game in the combined table and chair unit which is easily dismantled, assembled and stowed away.