baber/WOPTO huggingface dataset:
Patent DE-4033731-A1 (DE)
Title: Storage of chemical waste using TEPYRAB - to absorb hydrocarbon(s) for storage and subsequent pyrolysis
Inventor: SCHIWEK HELMUT
IPC: B01J20/10
Filed: 1990-10-24
Abstract: Liquid, oily and chemical waste materials is stored and disposed of, using a TEPYRAB material, which is produced from sand, lime, cement and water to which Al powder is added before processing to Ca silicate hydrate granules. The TEPYRAB is used to absorb e.g. hydrocarbons, before intermediate storage and subsequent pyrolysis. ADVANTAGE - Protection of waste until pyrolysed to give a coke with superior surface characteristic
Patent DE-4035905-A1 (DE)
Title: Tool for forming and machining metal bars - has vertical shaft driving two horizontal shafts which drive tools
Inventor: BURGER GEORG
IPC: B21F1/00
Filed: 1990-11-12
Abstract: The machine tool for machining and press forming workpieces in the form of long bars has a baseplate with a vertical driving shaft mounted on one end. This vertical shaft drives a lower (2) and an upper (3) horizontal shaft. The lower shaft drives the tools (4 to 8) whilst the upper shaft drives the tools (9 to 13). The tools are mounted on a beam (14) to enable them to be moved in the longitudinal direction whilst being driven by one or other of the shafts (2) or (3). The machine enables several work stations to operate simultaneously. USE/ADVANTAGE - Machine tool for metal forming and machining has several workstations operating simultaneously.
Patent DE-4038372-A1 (DE)
Inventor: WEIHRAUCH GEORG
IPC: A47L13/58
Filed: 1990-12-01
Abstract: A wringing device for cleaning elements of wet cleaning apparatuses, in particular wet mops or the like, has a liquid-permeable, basket-type receptacle which is mounted in a stationary manner, for example on the rim of a bucket, and in which a cleaning element can be wrung out by pressing it in. In order to achieve easier and more efficient wringing, provision is made for the receptacle to be deformable by means of the force acting when the cleaning element is pressed in with reduction of its clear width and squeezing of the cleaning element. <IMAGE>
Patent DE-4039595-A1 (DE)
Title: IC fault potential measuring device
Inventor: JAGDT HOLGER
IPC: G01R31/00
Filed: 1990-12-12
Abstract: The measuring device uses a substitution circuit provided by a resistance (19) inserted in the supply lines between the IC (1) and a storage capacitor (3), with the IC and the DC supply stage contained in a fully screened housing.     Pref. the resistance (19) is inserted in the earth supply line and is used to measure the parasitic currents of the IC. The impedance characteristic of the resistance (19) over the required frequency range is pref. measured and used to obtain correction values for the obtained measurements.
Patent DE-4101165-A1 (DE)
Title: Corrosion protected LCD mfr. - involves precious metal coating of metal portions after bonding operations
Inventor: CONIGLIO ALDO DIPL ING
IPC: G02F1/13
Filed: 1991-01-17
Abstract: In LCD mfr., cicruits are bonded to conductor lines in a projecting portion of one of two cover plates. After applying the circuits and electrically connecting the conductor lines of the circuits (9) to the conductor lines (8) on the projecting cover plate portion (3), the metallic parts on the projecting cover plate portion are coated with a corrosion preventing precious metal layer (2), pref. an electroless gold layer. Prior to electroless Au plating, the metal portions are pref. surface conditioned by treatment with a mixt. of acetic acid and ammonium fluoride to improve Au adhesion only to the metal portions. Cover plate (1) with the projecting portion (3) pref. consists of glass, the conductor lines (8) consist of an ITO layer thickened by an electrolessly plated metal layer, and the circuits (9) are pref. applied by a tape automated bonding process. ADVANTAGE - Since the precious metal layer is applied after the device mfg. steps, all metal portions are protected against corrosion by a single coating step.
Patent DE-4102529-A1 (DE)
Title: Boring tool holder with adjustable eccentricity - has inner and outer eccentric bushes, with resultant eccentricity of tool variable by relative rotation
Inventor: KOHN HANS
IPC: B23B29/034
Filed: 1991-01-29
Abstract: An inner stepped bush (5) with bore (7) for the single point boring tool (2) fits into the bore (6) of an outer stepped bush (4) which is held in a machine chuck (3). The bore (6) of the outer bush is eccentric by an armour 'e' to the rotational axis of the chuck, i.e. to the gripping surface of the outer bush, and the bore and the bore (7) of the inner bush is eccentric to the axis of the bore (6 by the same amount 'e'. Thus when the inner bush is rotated relative to the outer bush by a worm and wheel (9) the resultant eccentricity of the tool axis relative to the rotational axis can be varied from zero to 2e. The inner and outer bushes have axial slits (12) to allow the chuck gripping force to be transmitted to the shank of the boring tool. ADVANTAGE - Simple method of achieving precise radial adjustment of boring tool. Tool changes for different bore sizes can be avoided.
Patent DE-4107848-A1 (DE)
Title: VHF semiconductor device with silicon germanium superlattice layers - on alloy layer used as gunn element, suitable for prodn. by silicon technology
Inventor: LUY JOHANN-FRIEDRICH DR ING
IPC: H01L47/02
Filed: 1991-03-12
Abstract: VHF semiconductor device has a series of SinGem superlattice layers grown on a SiGe alloy layer. The period length (L = n + m) of the superlattice is less than 40 layers of atoms and such that a double degenerated min. of the Si conduction band structure has an inflection point in the centre of the Brillouin zone. Two contacts are arranged geometrically so that one electric field component of the potential applied between these contacts is parallel to the layers of the superlattice. The superlattice layers are n-doped. The device is formed on Si by monolithic integration with other semiconductor devices. USE/ADVANTAGE - The device is claimed for use as Gunn element. It is esp. suitable for generating, multiplying and amplifying VHF oscillations. It can be produced by SI technology and has good HF properties.
Patent DE-4110162-A1 (DE)
Title: Low floor omnibus - has engine and gearbox mounted over rear axle and connected to it by cardan shaft
Inventor: HAGIN FAUST DIPL ING
IPC: B62D7/14
Filed: 1991-03-27
Abstract: The low floor omnibus, has steerable wheels (1, 2) mounted at the front end and a rigid rear axle (4) which is also provided with steerable wheels (5, 6) at the rear end. An engine (7) with a gear box (10) is mounted above the rear axle and the drive is transmitted from the gear box (10) to the differential (16) by means of a cardan shaft (15). The omnibus is steered by a mechanism which actuates the front and rear wheels simultaneously. The omnibus may be driven by two engines, each of which is provided with a gearbox which is connected by a gear train to the cardan shaft. USE/ADVANTAGE - Low floor omnibus. The arrangement of engine and gearbox enables the height of the floor to be reduced.
Patent DE-4110568-A1 (DE)
Title: Checking unit for game of chance - consists of card or template with holes matching pattern in several orientations
IPC: A63F3/06
Filed: 1991-03-30
Abstract: A multiple possibility checking unit is for use with games of chance, such as 'lotto' or 'bingo' in which a specific win combination is to be identified on game cards. The checking unit is in the form of a card that has a formed raster pattern of holes (1). The card may be used for chekcing in one of 4 orientations. This increases the winning possibilities. USE/ADVANTAGE - Increases possibilities of identifying winning combination.
Patent DE-4110819-A1 (DE)
Title: Solar-powered land or water vehicle - has additional supports for mirrors reflecting light to solar modules
Inventor: WENZEL JOACHIM DIPL ING
IPC: F24S23/77
Filed: 1991-04-04
Abstract: Planar elements for solar modulates (22) of solar cells are arranged on the vehicle, and additional carrier-supports are  arranged outward of the vehicle, to the sides and/or front or rear. The additional carrier (96a,b) are provided with mirror foils (22a,b) so that the radiation meeting the mirror is at least partly reflected to the module. The mirrors and module may form a triangle. The carriers may have a pivot device by which the carriers are pivotted over the deck and the solar moudle. The carriers may be supported by wires. ADAVNTAGE - Reduced expenditive for same power.
Patent DE-4116812-A1 (DE)
IPC: C08K5/098
Filed: 1991-05-23
Abstract: The invention relates to medical articles such as catheters, tubes, containers, moulded components and the like made of polymeric materials. These articles have a particular finish to increase the compatibility with blood on contact with blood or fluids resembling blood. The invention comprises the mixing of a defined amount of rare earth carboxylates as additives into the initial polymer before the actual shaping.
Patent DE-4117150-A1 (DE)
Title: Gearbox for drive opening umbrella or awning - changes gear ratio automatically when torque exceeds defined limit
Inventor: JAEGER JUN FELIX DIPL ING
IPC: A45B25/14
Filed: 1991-05-25
Abstract: The umbrella or awning is mounted on a fixed post and is opened or closed by a slider which is actuated by a screwed spindle. The spindle is driven from a motor or a manually operated hande through a gearbox which automatically changes to an increased output to input torque ratio, when the driving torque exceeds a defined value. When the required torque drops below this level the ratio is automatically changed to its initial value. The input shaft (2) drives a sunwheel (3) which meshes with the planetary pinions (7). The pinions also mesh with an internally tothed gear (8) whilst the pinion cage is connected to the output shaft (4). The internally toothed gear (8) is connected to the input shaft by a slipping clutch which slips when the input torque exceeds the defined value. USE/ADVANTAGE - Gear drive for opening umbrellas, extending awnings and operating roller blinds. The drive automatically changes to low gear when the torque exceeds a given value.
Patent DE-4127869-A1 (DE)
Title: Self loading vehicle with conveyor - has tubular tine holder with several fixing points for tines or other tools.
Inventor: EDLBAUER KARL ING
IPC: A01D87/00
Filed: 1991-08-22
Abstract: The self loading vehicle has a conveyor which takes mown crop and sends it through a channel (3) to a loading bay (4). The conveyor has a tine holder (6) carrying several tines (7) at intervals which extend into the channel and which are individually interchangeable. The tine holder has a number of fixing points for the tines and is in the form of a tube to which the conveyor sections are fixed. USE/ADVANTAGE - Different types of tools can be fitted to the holder instead of tines to suit the work to be done.
Patent DE-4130658-A1 (DE)
Title: Transverse sealing in salt mines in form of masonry bond blocks - comprises compressed salt rubble with small diameter grains and containing at least ninety five per cent sodium chloride.
IPC: E21F17/103
Filed: 1991-09-17
Abstract: Grains of salt rubble have a diameter less than 0.2 millimetres and the blocks are rectangular and are made of solid salt or other suitable material. These blocks are laid and masonry bonded in voids that occur in the course of mining. The solid blocks act as bricks or stones and the fine grains of salt rubble act as mortar binding the blocks together. USE/ADVANTAGE - Blocks seal the voids in an underground salt mine against ingress of gas or liquid and also against rock fal
Patent DE-4138180-A1 (DE)
Title: Soln. for producing protective surface layers on colour filters - contains low temp.-curing, hydroxy terminated poly:organo:silsesquioxane polymer and aromatic (di)azido cpd.
Inventor: ADACHI HIROSHI
IPC: C09D183/07
Filed: 1991-11-18
Abstract: Soln. (I) is used as a surface-protection material for colour filters for light-receiver elements or display elements; (I) contains a low temp.-curable silicone compsn. contg. (A) a low-temp.-curable OH-terminated organo-Si chain polymer with formula (II), and (B) 0.25-2.5 wt.% aromatic diazido or azido cpd. (In (II), R1, R2= Ph, Me or alkenyl, of which 2.5-10% (w.r.t. n) are alkenyl gps.; n= a whole number) such that (II) has mean mol. wt. 75,000-250,000. (A) is specifically polyphenyl-, polyallylphenyl-, polymethylvinyl-, polyallylmethyl-, polyethylvinyl- or polyallylethyl-silsesquioxane and (B) is a 3,3'- or 4,4'-diazido- diphenylsulphone or a 2,6-di-(azidobenzal) -cyclohexanone; solvent in (I) is aromatic hydrocarbon (e.g. anisole, xylene, benzene), ketone (e.g. MIBK, acetone) ether (e.g. THF, isopropyl ether), ethylcellosolve, NMP, N,N'-DMA or a mixt. thereof; pref. (I) (soln. IA) contains (A) OH-terminated polyphenyl -silsesquioxane with mol. wt. 150,000 in which 3% of the side chains are vinyl gps. and (B) 1.8 wt.% 3,3'-diazido-diphenylsulphone (B1), pref. with an amt. of methoxybenzene solvent so that (I) contains approx. 15 wt.% (A). Also claimed is prodn. of the protective layer by (a) applying soln. (I) to a colour filter, (b) coating the layer obtd. with a positive varnish, (c) curing the varnish with laser light to form a masking pattern, (d) etching with a solvent mixt. contg. methoxy-benzene and/or xylene using the pattern as a mask, and (e) removing the masking agent with a known remover and then curing the silicone material at not above 270 deg.C for not above 45 mins.; for pref. soln. (IA) stage (a) involves drying for 30 mins. at 80 deg.C and 30 mins. at 150 deg.C to give a layer up to 4 microns thick, positive layer in (b) is up to 3 microns thick, vol. ratio PhOMe:xylene in stage (d)= 1:3, and the prod. is cured stage (e) for 30 mins. at 260 deg.C. USE - (I) is used for the above applications.
Patent DE-4138372-A1 (DE)
Title: Casting for vehicle body - has datum points formed by bosses or recesses at one side
Inventor: KREIS GUNDOLF DIPL ING
IPC: B60G15/06
Filed: 1991-11-22
Abstract: The casting for use in vehicle bodywork has two or more datam points spaced apart on one side. These consist of bosses (6, 7) formed on and/or recesses (10 - 12) formed in the side surfaces. There can be three such points, arranged in a triangle, and is the case of bosses these can be concal, with their axes extending in the same direction. The points can be situated where wall thickness is greatest and/or ribs are provided, to give maximum stiffness. ADVANTAGE - Easy handling.
Patent DE-4138684-A1 (DE)
Title: Vacuum packed potato salad - comprises salad packed and sealed in boiling-resistant polyethylene@ foil for heating in water bath
Inventor: HEIGL KARL
IPC: B65D81/20
Filed: 1991-11-25
Abstract: The potato salad mixt. is vacuum-packed and the boiling-resistant plastic foil is of polyethylene. The salad is made in the customary fashion and is placed in the cushion-shaped bag of material which is resistant to boiling, the bag then being sealed. In the sealed state, the bag and material are heated in a water bath. USE/ADVANTAGE - To prepare and pack potato salad.
Patent DE-4141279-A1 (DE)
Title: Light metal piston with special hub bores, for IC engine - has gudgeon pin with section projecting from hub bore, section deviating less form cylindrical surface than opposite section on other part
Inventor: GABELE HUGO
IPC: F02B77/13
Filed: 1991-12-14
Abstract: A gudgeon pin is born floating in the hub bores. The part of the gudgeon pin in the hub bore on the counter-pressure side (GDS) has a section, which extends over part of the length of the bore. This section deviates less from the cylinder surface, than the opposite section on the other hub bore part. The section on the counter pressure side is at least partially cylindrical. The cylindrical, or almost cylindrical part, is located at the radially outer end of the hub bore, relative to the piston axis. ADVANTAGE - Reduces noise caused by gudgeon pin movement.
Patent DE-4200491-A1 (DE)
Title: Input protection circuit for data line semiconductor circuit - has transformer with centre tap on input coil, with output coil coupled to protection circuit outputs
Inventor: MARABINI FRIEDRICH DIPL ING
IPC: H01L23/62
Filed: 1992-01-10
Abstract: The protection circuit (ESS) has a transformer (U1), whose input coil (W1) has a centre tap, while its output coil (W2) is coupled to the protection circuit outputs (A1,2). Two low pass filters in Pi-circuit (L1,C3,4; L2,C5,6) have each two transverse capacitors (C3,4; C5,6) coupled to the centre tap. Longitudinal inductances (L1,2) have inputs coupled each to cable input terminals (E1,2) via a coupling capacitor (C1,2) respectively. Their outputs are each coupled to an outer terminal of the input coil. Two diode pairs (D1-4) in anti-parallel are incorporated between a low pass filter input and the centre tap. USE/ADVANTAGE - For coupling semiconductor circuits to data lines. Compact design for blocking interference voltages and level matching.
Patent DE-4200623-A1 (DE)
Title: Voltage level detector circuit - produces logic level corresp. to input signal using referenced generator and comparison circuits supplied by PMOS transistors in low power consumption circuit
Inventor: BAE JONG UK
IPC: G01R19/165
Filed: 1992-01-13
Abstract: The voltage level detector circuit generates a voltage level signal corresp. to a reference voltage, compares an input signal with the reference signal and produces a resulting logic signal. A reference level generator (1) is supplied with an operating voltage corresp. to the reference voltage by one PMOS transistor (PM11) and a comparison output device (2) is supplied with an operating voltage corresp. to the input voltage by a second PMOS transistor (PM12). USE/ADVANTAGE - For generating logic level according to input signal level with suitably low power consumption for use in semiconducting circuit architecture.
Patent DE-4205014-A1 (DE)
Title: Demodulator for radio data signals in car radio - compares phase of two rectangular signals to provide flank of demodulated radio data signal
Inventor: HENZE WERNER
IPC: H03D3/04
Filed: 1992-02-19
Abstract: The demodulator converts the received auxiliary carrier frequency signal into a rectangular signal (A) with a constant pulse ratio for comparisons with a second rectangular signal (B) incorporating the auxiliary carrier frequency. When the obtained phase difference has a given amplitude within a defined time span, a charge pulse is provided which brings the second signal (B) into phase alignment with the first signal (A), to provide a flank of the radio data signal. The base difference can be indicated by a third signal (C) obtained from an Exclusive-OR logic receiving the two rectangular signals (A, B). ADVANTAGE - Allows use of purely digital components for low-cost mfr. as IC chip.
Patent DE-4206509-A1 (DE)
Title: Cigarette-paper with filter tip - contains additional filter plug slid axially on filling with tobacco
Inventor: CALLIESS JOACHIM
IPC: A24C5/40
Filed: 1992-03-02
Abstract: The paper with tip is for use by smokers forming their own cigarettes. It has a first filter plug (4) glued inside it at the mouth end and enclosed at this end by a wrapping sheet (8). The paper sleeve (2) contains one or more further filter plugs (10), whose diameter is such that they fit closely against its inside surface. They are slid in the axial direction by light pressure when filling the sleeve with tobacco. The additional plug can be contained in the other end of the sleeve, or at 2 to 15 mm. from the first one, and the sleeve can have an annular internal rib at 2 to 15 mm from the first plug, and which is expanded by the sliding second one. USE/ADVANTAGE - Cigarette paper is able to form ventilated cigarette, and protects open end of sleeve furthest from filter tip from distortion.
Patent DE-4208374-A1 (DE)
Title: Portable machine for cutting out wood tiles on building site - has worktable with guide rail on which can be traversed an angle grinder fitted with a milling cutter disk
Inventor: WEISS RUDOLF
IPC: B23D59/00
Filed: 1992-03-16
Abstract: The machine has a worktable (3) fixed on two brackets (1,2) carrying a guide rail (5) positioned above and parallel to the table surface. Traversable along the rail on rollers (6) is a trolley (7) in which can be clamped an angle grinder (9) fitted with a milling cutter disk (10). The edge of the milling cutter disk traverses in a longitudinal groove (11) of the table. Because the cutter speed is in the order of 10,000 r.p.m., the cutting force is very small and the work can easily be held on the table with one hand while the cutter is traversed with the other hand. USE/ADVANTAGE - Simple and productive wood tile cutting machine can be used where space is limited.
Patent DE-4212679-A1 (DE)
Title: Arrangement of rail on sleeper - has holder, which partially encloses rail foot, and also contain a clamp spring
Inventor: BENENOWSKI SEBASTIAN
IPC: E01B9/38
Filed: 1992-04-15
Abstract: The rail (10), esp. Vignoles rail, has a foot (14), which is fastened on e.g. a sleeper (12), via fasteners (46,48). The rail foot is at least partially held by a holder (20). The size of the holder on the sleeper, at right angles to the longitudinal rail axis (32), is larger than that of the rail foot. A clamp element (98) e.g. spring etc, is located between the holder and the part of the rail foot away from the sleeper. The holder consists of two parts, and is at least partially enclosed by an elastic intermediate layer (36), which has a partial metal layer. USE/ADVANTAGE  - Railway track in which resultant force applied by vehicle extends through support surface of rail, with vibration dampening action.
Patent DE-4213545-A1 (DE)
Title: Device for influencing contents of radicals in blood - has radical reducing agent in contact with blood through material of walls of container
Inventor: OEDEKOVEN BERNWARD
IPC: A61J1/10
Filed: 1992-04-24
Abstract: The blood is at least partly in contact with a radical reducing agent within the walls of the container. The agent is partly lashed to or embedded in the material of the container and must be biologically handled. There are several areas which can combine different agents with each other especially that of increasing the amount of agent in contact with the blood. USE/ADVANTAGE - for us in blood in different containers such as bags, hoses or extra corporeal handling devices. Does not hinder the formation of radicals such a vitamins.
Patent DE-4216546-A1 (DE)
Title: Underground car park-garage for cars - has spaces arranged shelf like, one on top of the other and lift moving up and down with drop=off pallet to and from parking spaces
Inventor: REUSS RITA
IPC: E02D19/04
Filed: 1992-05-19
Abstract: Several parking spaces (11) are arranged one above the other and an elevator (7) is located in front of or behind the drop off pallet (10), in the driving direction of the car (15). Either the car alone or the car and drop off pallet is moved into the parking space, on the elevator. The pallet is slidable and stoppable with the elevator in two corresponding tracks (12). The pallet is moved by an electro mechanical drive comprising a mechanical grip with cable and hooks or gears system. There may be more than one lift arranged alongside each other. USE/ADVANTAGE - For underground car parks. It is space saving, energy saving, environment friendly.