baber/WOPTO huggingface dataset:
Patent DE-3910176-A1 (DE)
Title: Protection and sealing of steep slopes, in particular of waste heaps and the like
IPC: B09B1/00
Filed: 1989-03-29
Abstract: The invention relates to the protection and sealing of steep slopes, in particular of waste heaps, rubbish dumps and the like, which has a mineral layer, e.g. of clay, loam, bentonite or the like or of a mixture of the same of sand or gravel, onto which plastic sheets (6) are laid. In order to prevent with the least possible outlay the risk of the mineral sealing layer slipping from the steep slope, a beam system (1, 3) supported at the foot of the slope is inserted according to the invention into the mineral sealing layer (5). This beam system can consist of a group of spaced-apart slope beams (1) extending parallel to one another in the line of dip of the slope and of transverse beams (3) rigidly attached to the slope beams (1) and extending essentially at right angles to them. <IMAGE>
Patent DE-3913696-A1 (DE)
Title: Bag or rucksack with cover flap - incorporates inflatable cushion insert with valve or nipple
Inventor: BREE WOLF-PETER
IPC: A45F4/02
Filed: 1989-04-26
Abstract: The bag or rucksack has a covering flap (6) in the form of an inflatable cushion and consisting of at least two cut-out sections (14,16) joined together so that they are air-tight and made of air-tight material or of material coated with air tight material. The cover-flap (6) has a cushio-type, air-tight, inflatable and removable insert and can be removed from the main section (4) of the bag (2) or rucksack (3) by means of a sliding clasp fastener. A closeable nipple or valve is for inflating or deflating the flap (6) or insert. ADVANTAGE - The cover-flap of the bag or cucksack in corporates an inflatable cushion for alternative use.
Patent DE-3926995-A1 (DE)
Inventor: CRETEN ANDRE
IPC: B02C18/00
Filed: 1989-08-16
Abstract: For the filtration of coolant lubricants, filter aids in the form of flat two-dimensional structures are used as disposable filters in filter band devices. The filter band 11 laden with metal chips or sludge and impregnated by cooling lubricants is passed over a scraping device 14 on the discharge side of the band filter device. Sludge and/or filter cake and band are largely separated. The spent filter band is then drawn into a tearing device 19, which is adjusted to the working cycle of the filter. The band torn down to fibre size passes under the tearing device into a water-tight container 20. The container is readily exchangeable. There is no direct contact of the operating personnel with the soiled filter band during the disposal. <IMAGE>
Patent DE-3930012-A1 (DE)
Title: Electrical bird scaring system e.g. for building - has plastic strip with built in cables to apply mild electric shock
Inventor: WINDHAGER JOSEF
IPC: A01M19/00
Filed: 1989-09-08
Abstract: The electrical shock system is used on buildings as a means fo scaring off birds, and in particular pigeons.  The system employs a plastic strip material (1) that is located on he relevant sections of a building, such as the edges of balconies. The strip has a pair of embedded cables (3,4) and the main body has an I shape and is produced of a PVC material.  The cables are connected to a supply via a control unit that has an LED display to indicate when the voltage of the batteries is low. ADVANTAGE - Discourages birds from setting on buildings.
Patent DE-3933785-A1 (DE)
Title: Load indicator, esp. for domestic washing machines
Inventor: STAMMINGER RAINER DIPL PHYS DR
IPC: D06F34/18
Filed: 1989-10-10
Abstract: Weight measurement in washing machine (1) comprising a switch panel (2), a work top (3), an indicator window (4) in the switch panel having on it an indicator scale with markings, an indicator plate (5) carrying an indicator mark (6) which is visible through window (4) and a leaf spring (7) rigidly connected to the front of washing tub (8) which is resiliently mounted by suspension springs (9) from the frame (10) of the washing machine at one end and coupled at the other end for displacement of indicator plate (5). With the machine inactive the load weight is indicated in the window (4).
Patent DE-3934016-A1 (DE)
Title: Denture welding fixture - with two mounting tables adjustable by a micrometer screw
Inventor: AICHHORN WILFRIED
IPC: A61C13/12
Filed: 1989-10-11
Abstract: The holding and adjusting includes two mounting tables on which the two parts of a denture are fixed. A micrometer adjustment permits the two tables to be dispersed relative to each other. The two mounting tables (7,13) hold the two parts (14,15) of a denture, embedded in a plaster material (16,17) with a high quartz percentage. They are adjusted relative to the welding or soldering gap (18) by a micrometer screw (3). The surfaces (21,22) of the tables are best designed with knobs or corrugations (21,22). USE/ADVANTAGE - Device for setting up a given welding gap, esp.  for welding dentures. This facilitates the compensation of dimensional discrepancies so that narrower tolerances can be guaranteed.
Patent DE-3934042-A1 (DE)
Title: Warhead with sub-munitions - has explosive charges to break up housing and to scatter sub-munitions
Inventor: RINGEL KONRAD
IPC: F42B12/60
Filed: 1989-10-12
Abstract: The warhead has a cylindrical housing (2) which contains a number of sub-munitions such as small darts. The warhead is provided with a first group of explosive charges (4) to (9) which break up the housing (2) in the longitudinal direction in the vicinity of the target. A second group of explosive charges (12) to (17) are then detonated and impel the sub-munitions radially outwards over the target area. The explosive charges of this second group are positioned in pairs with the members of each pair being opposite to each other. USE - Warheads carrying sub-munitions.
Patent DE-3934515-A1 (DE)
Title: Coating silicon carbide body with corrosion resistant layer - by dissolving out silicon from pores in surface and filling with inert metal produced in high temp. redn. process
Inventor: LAING NIKOLAUS
IPC: C04B41/88
Filed: 1989-10-17
Abstract: Reaction sintered SiC which contains pores filled with Si is given a coating of an inert metal by initially dissolving out the Si pores near the surface of the body using a substance which does not attack the SiC. The inert metal is then reduced in a high temp.  process to leave a layer of metal which fills the pores vacated by Si. USE/ADVANTAGE - For producing a chemically resistant layer on SiC bodies, esp. jewellery. Body has excellent corrosion resistance but is lighter than solid Au.
Patent DE-3936604-A1 (DE)
Title: Angling reel with brake - has braking force, linearly adjustable and shown by indicator
Inventor: LEIMANN DIRK-OLAF
IPC: A01K89/027
Filed: 1989-11-03
Abstract: The angling reel (14) incorporates a braking device (6,7). It works via a spring element (2), and an adjustable setting element (1), has a device (3) for indicating the set braking power, which is indicated linearly. The brake has a single disc (6), sandwiched between two brake linings (7). USE/ADVANTAGE - The braking force of the reel is linearly adjustable and can be read off directly in units of line breaking-strength on an indicator scale.
Patent DE-3941070-A1 (DE)
Inventor: LEHNARTZ DIRK
IPC: B42D15/02
Filed: 1989-12-08
Abstract: The invention concerns an information and publicity support, especially presentation and/or business cards, with information on the sender, his business and/or his services, consisting of an information-bearing layer with an image and a text section, preferably sealed between two transparent plastic films (3, 4). In order to promote the useful purpose of such information and publicity supports, especially to render them more versatile and also attract greater notice from the addressee, it is proposed according to the invention that the information-bearing layer should be entirely formed by a transparent front layer (2).
Patent DE-3943135-A1 (DE)
Title: Sheet separator device for printer or copier - has separation edges supported by transverse carrier contacting front face of stack
Inventor: STEINHILBER HELMUT
IPC: B65H3/56
Filed: 1989-12-28
Abstract: The sheet separation device allows removal of the top sheet from a sheet stack (28), using separation edges (22) contacting the front end face of the sheet stack (28) and a gripper engaging the top sheet.  The separation edges are supported by a transverse carrier (12) at fixed spacings, with several pairs of stepped separation edges (22) for cooperating with different sheet widths. The transverse carrier (12) forms part of a frame (10) contacting the sheet stack (28) due to the effect of its own weight, with side arms (14) of the frame (10) contacting the sides of the stack (28). ADVANTAGE - Easily adaptable for different sheet formats.
Patent DE-4005391-A1 (DE)
Inventor: VETTER RICHARD
IPC: F28D21/00
Filed: 1990-02-21
Abstract: Channel for purging combustion gases of a boiler installation, the channel extending, seen overall, at least approximately horizontally and having heat exchangers, for heating water or the like, which are formed from a plurality of mutually parallel plates (6). In order to increase the efficiency in this case, and to load the plates (6) more uniformly, the plate ends of associated plates (6) are progressively offset with respect to one another at the transitions from one heat exchanger to the next or from one plate packet to the following one and, moreover, at the transitions the plate ends of an exchanger are offset with respect to the plate ends of the following exchanger in the opposite direction such that the plates (6) which are situated outermost delimit the transition above and below. <IMAGE>
Patent DE-4006903-A1 (DE)
Title: Temp. regulator with hollow expansion element - having liq.-filled membrane and actuating snap switch via adjustable transfer element device mounted
Inventor: RATHGEBER FRIEDRICH
IPC: H01H37/20
Filed: 1990-03-06
Abstract: A temp. regulator has a hollow expansion element with a liquid-filled membrane which actuates a snap switch (24,25) via a transfer element with an adjuster (14-16). A bimetallic element (32) which compensates for ambient temp. and the membrane (20) are connected to a spring plate (17) acted on by the adjuster and carrying a pin actuator for the switch. The spring plate forms the switch facing side of the membrane and is mounted on a separating plate (12) with the membrane and bimetallic element. The adjuster is mounted in a housing wall parallel to the separating plate. The switch is mounted on the inside of the lower housing (11) which carries an overtemp. protection device. ADVANTAGE - Simplified and requires no additional safety controller.
Patent DE-4020051-A1 (DE)
Title: Alkali di:chromate and chromic acid prodn. by electrolysis - in multi--compartment cell with bipolar ion exchange membrane to screen anode from chromium cpds.
Inventor: KLOTZ HELMUT DIPL CHEM DR
IPC: C25B9/19
Filed: 1990-06-23
Abstract: In the prodn. of alkali dichromates (IA) and chromic acid (IB) by electrolysis of monochromate and/or dichromate solns. (II) in a multi-compartment cell, the novelty is that the anode compartment is screened from (I) and (II) by a bipolar ion exchange membrane (AK).
Patent DE-4020543-A1 (DE)
Title: Magnetic video tape drive system - has motor controlled tensioning arms to regulate tape feed speed
Inventor: FALK GERHARD DIPL ING
IPC: G11B15/46
Filed: 1990-06-28
Abstract: The magnetic tape video cassette recorder has the spools of a cassette (80) located on drive spindles coupled to drive motors (19,20). The tape (3) is drawn out of the cassette by a pair of rollers (41) located at the ends of arms (43). The pivot points of the arms are located on the rotors of brushless motors. The angular position of the arms controls the tape tension and angular position sensors (44) provide an input to a regulating circuit (71,81) and to control the speed of the tape spool motors (19,20). ADVANTAGE - Accurate control of tape speed. Low wear.
Patent DE-4024061-A1 (DE)
Title: Rotary printing machine productivity increase - applies each printing plate to auxiliary support with printing surface inwards
IPC: B41F27/00
Filed: 1990-07-28
Abstract: The flexible printing plate (1) is attached to the forme cylinder such that at first it is wrapped around an auxiliary cylinder (2) with the printing surface of facing inwards, and its edges (3, 4) projecting radially outwards. The corner of the edge is inserted into the plate clamping slot of the forme cylinder, with the axis of the auxiliary cylinder inclined to that of the forme cylinder. The auxiliary cylinder is then aligned parallel to the forme cylinder so that the edge is fully engaged over its whole length in the clamping slot. The plate cylinder is then rotated so that the printing plate is unwound  from the auxiliary cylinder and wound on to the forme cylinder. ADVANTAGE - Increased productivity by printing plate clamping automation.
Patent DE-4027777-A1 (DE)
Title: Combined conventional and microwave oven -  has coupling pin coupled to magnetron fitting between adjacent meanders of radiation heating element
IPC: H05B6/80
Filed: 1990-09-01
Abstract: The oven has a magnetron (8) positioned above the top wall (7) of the oven space (1), with a coupling pin (9) projecting through an opening in the oven wall. The oven space (1) has a meandering tubular heating element (14) lying in a flat plane parallel to the top wall (7), with the coupling pin (9) fitting between the adjacent meanders of the heating element (4). Pref. the coupling pin (9) lies at an electrical spacing of a quarter wavelength or an odd multiple of a quarter wavelength from a short-circuit device (21, 23) with 2 rod sections. ADVANTAGE - Heating element acts as microwave antenna.
Patent DE-4028761-A1 (DE)
Title: Disposal of waste material - involves cleaning it with sawdust then removing magnetic material and remixing with sawdust before burning
Inventor: DOESS JUERGEN
IPC: B09B3/00
Filed: 1990-09-11
Abstract: The installation (1-97) is designed to prepare waste material in order to dispose of it by burning. It first cleans the waste material and then removes magnetic material by means of a magnetic separator. The waste material is cleaned by mixing it with sawdust and after the waste material has been cleaned the sawdust is removed by suction and the used sawdust is remixed with the waste material in order to increase its calorific value. The sawdust and waste material are homogeneously mixed, then ground and subsequently formed into pellets. USE/ADVANTAGE - Using the sawdust as a cleaning material and as a fuel.
Patent DE-4034904-A1 (DE)
Title: Welding repair of cracks in large components - uses preheating and component part separation along the crack for layered alumino thermal welding
Inventor: NEUBER FRANK DIPL ING
IPC: B23P6/04
Filed: 1990-10-31
Abstract: To repair cracks in major components, pref. in steam turbine housings where the crack is closed by welding on both sides after preheating, the removal of the crack is carried out as far as a complete division of the component. The separate parts are joined together by a conventional alumino-thermal welding process, by layers, in successive seams. Any slag developing in the crucible is retained in a tube before pouring into the welding gap using pref. a tube of quartz sand-water glass. ADVANTAGE - The raised temp. on welding the subsequent seam gives a normalising effect, low tension annealing is obtd. by maintaining the preheating temp., the sepn. of the component along the crack prevents radial shrinkage tension without radial tension cracks radially round the seal, the melting ends before slag emerges from the molten crucible to give a progressive working without removal of slag at room temp., giving a secure bonding without seam faults.
Patent DE-4100980-A1 (DE)
Inventor: OECHSNER HANS PROF DR
IPC: G01N23/225
Filed: 1991-01-15
Abstract: A process is disclosed for analyzing superficial and deep profiles of completely or partially non-electroconductive samples by means of the direct bombardment method of secondary-neutral particle mass spectrometry (SNMS). In order to deflect disturbing ion flows, a high-frequency alternating voltage with an appropriate duty cycle is applied to the lower face of the sample that is in contact with the low-pressure plasma used in the SNMS process, so that during the negative voltage part of the high-frequency period the sample is bombarded with positive ions from the plasma having constant kinetic energy, whereas during the positive voltage part of the high-frequency period the applied ion charge is compensated again by an influx of plasma electrodes.
Patent DE-4103139-A1 (DE)
Title: Packaging suctioned pad of plastics sheeting - has filler sleeve mechanism, with two separate compartments and partition, with glass tube
IPC: B65D81/32
Filed: 1991-02-02
Abstract: The packaging-pad is made of air-tight, thin sheeting for example of plastic of any size or shape. The cushion-pad is filled with gas by means of a filler mechanism, if two separately placed liquids are mixed in a glass tube. The filler mechanism consists of a flexible, air-tight sleeve containing an enclosed glass tube containing different liquids in two separate chambers. The partition between them is destroyed by bending the sleeve so that a gas mixture is produced from mixing the liquids, by which the cushion is filled. The cushion incorporates an excess pressure valve. ADVANTAGE - The cushions can be re-used if the glass tube is renewed which produces a gas mixture from two liquids mixed together
Patent DE-4107803-A1 (DE)
Inventor: PETRY HANS PETER
IPC: G08G1/065
Filed: 1991-03-11
Abstract: The invention concerns an arrangement for locating objects and for exchanging data with these objects. The aim is to locate and exchange data with every single object in a plurality of objects moving in any way in a predetermined zone. To this end, the zone (2) is illuminated from a fixed station (4) by a microwave antenna arrangement with a plurality of stationary radiation beams covering the entire zone or with a swivelling radiation beam. The arrangement of the invention can be used to collect tollgate fees of vehicles.
Patent DE-4110469-A1 (DE)
Title: Device for cleaning pipe runs to beer pumps - has cask with exchangeable cover accepting standard fittings
Inventor: DRESCHNER HORST
IPC: B08B9/02
Filed: 1991-03-30
Abstract: Cleaning of the beer pipe runs is done by connecting them to standpipes (15--) reaching to the bottom of a cask filled with water or cleaning liquid. The cask has an exchangeable cleaning cover (20) with bosses (23.2, 23.3) in whose bones are compression sealing rings accepting the standpipes of standard beer line fittings (26.2,26.3). The cover, which is oval in shape, has a sealing edge (29) and is held down by a clamp (31). ADVANTAGE - One cask can be used for cleaning pipes carrying variety of drinks.
Patent DE-4113686-A1 (DE)
Title: Conductive track pattern formation on oxide-coated glass - depositing electroless metal on photoetched tracks pertaining to portion not covered by liq. crystal
Inventor: ALDO CONIGLIO
IPC: G02F1/1343
Filed: 1991-04-26
Abstract: The glass (1) is entirely covered with an ITO layer on which a Pd or PdO coating about 1 nm thick is superimposed. The pattern of conductive tracks (4, 8) is then formed by photolithography on both portions (2,3), one (2) of which is to receive a liq. crystal cell (10) under a small cover plate (5). The tracks (8) on the uncovered portion (3) are further metallised pref. with Ni to reduce the electrical resistance under circuit components (9). USE/ADVANTAGE - Esp. in mass-prodn. of liq. crystal displays. Process is compatible with standard mfr. giving additional metallisation at reduced cost.
Patent DE-4115342-A1 (DE)
Title: Hydropneumatic accumulator in vehicle - has carrier guide on sensor housing accommodating piston separation gas and oil
Inventor: BALTES HERBERT DIPL ING
IPC: F15B1/24
Filed: 1991-05-10
Abstract: The accumulator housing (10) contains a separative element or piston (20), the movement of which is followed by a control device (50), ideally a permanent magnet, supported by a carrier (28). The controller (50) activates a sensor (46), preferably a Hall or read switch, in a casing of a non-magnetic material. The sensor casing (36) is mounted to the accumulator housing (10), distanced from the controller (50). The carrier (28) is held in position by a sensor casing guide (34) which preferably has a contact surface formed from planes, lines or dots or a combination of these in order to reduce friction. USE/ADVANTAGE - The system ensures complete operational reliability of a hydropneumatic accumulator, of particular benefit in motor vehicles.
Patent DE-4116581-A1 (DE)
Title: Refill cartridge for adhesive pen - consists of formed adhesive body with insertion aid, placed on open case end
Inventor: BERGMANN MICHAEL DR
IPC: A45D40/16
Filed: 1991-05-21
Abstract: The refill (1) is for an adhesive pen (20), which has a case (7), with a cap, and an opening at one end. The case contains a longitudinally axially movable piston. The refill cartridge consists of a formed body (2) of adhesive material, conforming to the inner volume and configuration of the case, and an insertion aid (4), which partly encloses the body. This is placed on the open case end, to engage on the end face (10); or is inserted into it; or it may be fastened to the pen in exchange for the case. ADVANTAGE - Re-use of pen.
Patent DE-4118869-A1 (DE)
Title: Control system for hydrostatic machines arranged in parallel - has first input pressure system with second making comparison of quantity of measuring element which adjusts pre-control valve
Inventor: SCHNIEDERJAN REINHOLD
IPC: F04B49/08
Filed: 1991-06-07
Abstract: The control system is for a number of hydrostatic machines arranged in parallel. The first input quantity is the system pressure produced by the hydrostatic machines (1,2,3) in the main pipe (7) and the second input quantity is the comparison quantity derived from the measuring element (32). With increasing displacement volume adjustment of the hydrostatic machines an adjustment is produced in the pre control valve (24,25,26) in the direction of the control position. USE/ADVANTAGE - For regulating the displacement volume. Maintains the proportional and control behaviour of machines arranged in parallel and in which construction costs are reduced.
Patent DE-4119123-A1 (DE)
Title: Removal of harmful particles, such as asbestos, from air - by sequential fractionated treatment resulting in small aerosol particles which pass through an aerosol separator where they are electrostatically removed
Inventor: WEINBERG ULI
IPC: B09B3/00
Filed: 1991-06-10
Abstract: In the process, the particles are sucked into a treatment assembly. The particles are 1st sucked into a cyclone separator resulting in agglomerations of large and small particles; the small dry particles are then moistened in an eddy washer following which they are again fractionated into relatively large and small particles; the resulting small particles are introduced into large and small particles; the resulting small particles are then demoistened by heating and cooling, the condensn. being collected to result in a fourth fraction of large and small aerosol particles; the small aerosol particles pass through an aerosol separator where they are removed by electrostatic force; and an exhaust system draws clean air from the assembly. USE/ADVANTAGE - The process removes all traces of harmful particles cush as asbestos to be removed from a gaseous medium such as air, and confines the particles within the filtration system