baber/WOPTO huggingface dataset:
Patent DE-4014651-A1 (DE)
Title: Turning feed for receptacles - incorporates feeder, discharge conveyor, deflectors and conveyors with end clamps
Inventor: DOMBROWE ECKEHARD
IPC: B65G17/26
Filed: 1990-05-08
Abstract: The turning feed for turning receptacles (15a,15b) such as bottles, glasses or cans involves a feeder (13) and discharge conveyor (16). The turner consists of two conveyors (1,2) continuously running over deflectors (3-6) in an upper and lower (14) stringer. The facing sides of the conveyors have clamps which are parallel and spaced apart near the deflectors and underneath stringer. At least one of the conveyors (1) in the upper stringer has a vertical and upward-swinging part (17). The  transition parts between the upward-swinging part and the parallel parts of the conveyors in the upper stringer (12) are concial or wedge-shaped. USE/ADVANTAGE - The downward pointing opening of the containers in the lower stringer have room for sprays below.
Patent DE-4015029-A1 (DE)
Inventor: GUETLING WALTER DIPL ING
IPC: C02F1/78
Filed: 1990-05-10
Abstract: In an apparatus and a process for waste water treatment using at least three reaction vessels in which vessels the waste water and the gaseous medium are conducted in countercurrent to each other, a high utilisation of the device producing the gaseous medium, for example an ozone generator, is ensured by connecting at least two of the reaction vessels in parallel and a third reaction vessel in series to these, and by treating the waste water in a batch operation in these reaction vessels connected in parallel.
Patent DE-4018110-A1 (DE)
Title: Plastics hollow body shredder - has angled feed tube to angled blade disc to give unbroken supply for breaking down into smallest possible fragments
Inventor: BRUENING WERNER
IPC: B02C18/08
Filed: 1990-06-06
Abstract: Shredder to break down hollow bodies, partic. plastics cartridges has a feed tube (3) with its outlet end (15) towards the blade disc (14) opening directly above the blades (16). Feed tube (3) lies on a theoretical plane which forms an acute included angle with the radius extending form the rotary blade disc axis (18). Blade disc (14) is also angled on the feed tube plane, at an acute angle to the radial plane (RE) of the blade disc (14), with the apex of the acute angle in the direction of blade disc (14) rotation.
Patent DE-4023415-A1 (DE)
Title: Airport security inspection arrangement passing beam through objects - has container with tunnel for vehicles to pass through fan-shaped beam system and is easily transportable
Inventor: BERMBACH RAINER DR ING
IPC: G01V5/00
Filed: 1990-07-23
Abstract: An arrangement for passing fan-shaped beams through objects is mobile in that it can be carried on one or more lorries. The arrangement has a transport path (4) for the objects (5) which  passes through a tunnel (3) in which is a system for passing the beams through the object. The components of the arrangement are fitted in a container (1) which can be dismantled so that individual components can be carried on several lorries. USE/ADVANTAGE - Passing fan-shaped beams  through containers and/or vehicles to search for bombs, weapons, drugs and contraband. The arrangement is easily transportable.
Patent DE-4023642-A1 (DE)
Title: Multiphase stepping motors control - has computer with logic and supervisory circuits affording comprehensive protection against malfunction
Inventor: FRITZSCHE HANS-VOLKER DIPL ING
IPC: H02P8/26
Filed: 1990-07-25
Abstract: A system for controlling multiphase stepping motors (SM) supplied from a D.C. source (SV) has a programmed microcomputer (MC) with outputs (SA) to the motors (SM) and an input from a control module (RV). Logic circuits (LS) share equally with the computer (MC) the sequence of control pulses to the phase windings of the motors (SM) and in conjunction with checking circuits (PS) and supervisory inputs (UE) to the computer (MC) ensure system stability. Protection is afforded against circuit disturbances leading to inaccurate positioning of the motors (SM) with recognition and recording of malfunction and subsequent correction via computer memory. USE/ADVANTAGE - In motor vehicles with I.C. engine and battery power supply affords protection against stepping inaccuracy arising from circuit disturbance, e.g., supply short or open circuit, H.F. transluents is economic in terms of hardware and software. Relevant software is easily maintained and incidence of failure is low.
Patent DE-4031736-A1 (DE)
Title: Impregnation of capillary column - in which charge of impregnating soln. is forced through capillary column at constant speed
Inventor: KRATZSCH THOMAS DIPL CHEM
IPC: G01N30/56
Filed: 1990-10-04
Abstract: Capillary tubes made from long sections after the dynamic method for the gas chromatographic sepn. of mixtures of materials, have a thin film of sepn. fluid applied to the inner capillary surface. The novelty is that a charge of the impregnating soln. is forced through the capillary column at a constant speed, at the entrance of which a buffer vessel with defined vol. is connected which is pressurised to a given value; that the initial vol. of the buffer vessel is given by equation (I), that the initial pressure in the buffer vessel is given by equation (II) where: d is the capillary internal dia. (mm); df is the film thickness in the stationary phase (mm).
Patent DE-4032215-A1 (DE)
Title: Life monitoring unit measuring both breathing and heart activity - has breathing activity monitored by elastic conducting plastic and expansion influenced by breathing and altering electrical resistance
Inventor: HAUSER BERNHARD
IPC: A61B5/113
Filed: 1990-10-11
Abstract: The plastic strip can be designed for sewing in to an elastic textile material, in the form of a sheath, in addition it can be laid over the breast or stomach region. It controls the diaphragm breathing as well as the breast breathing. The plastic strip can be stitched in to a vest of flexible material. A rechargeable battery provides the electrical supply. The activity of the heart is controlled according to the electrocardiogram method, by means of electrodes incorporated in the textile band. In the event of life threatening alteration of the breathing or the activity of the heart, an acoustic alarm is activated, by an external alarm unit equipped with a receiver, across a transmitter built in to the life monitor. USE/ADVANTAGE - Simple measurement of breathing and heart activity, which activates alarm, if desired value as normal positon is altered, acceleration or slowing down of breathing or absence of breathing.
Patent DE-4037900-A1 (DE)
Title: Kitchen cupboard with door opening either way - has second fixing part connected by rotary joint
Inventor: FUESSEL MICHAEL
IPC: E05F1/12
Filed: 1990-11-28
Abstract: The door is fixed on the cupboard by a door hinge which is attached by a first fixing part to the cupboard housing and by a second fixing part (9) to the door wherein the fixing parts are connected together by at least one rotary joint (7). The second fixing part extends - preferably along the inside of the door or along a door edge - over the door width up into the area of the opposite side edge of the door. The second fixing part is connected there by at least one further rotary joint to a connector part and can then be fixed by this connector in the area of the opposite side edge on the door. Handles can be fixed ont he door in the area of the opposite side edges. The second fixing part can be narrow in relation to the length so that when the door is opened the door opening is left substantially free. USE/ADVANTAGE - The door can be opened from either side making kitchen planning much easier.
Patent DE-4037989-A1 (DE)
Title: Stiffening element for links of snow chain - ensures stiffness as chain is flung under wheel
Inventor: HERDEG KARL
IPC: B60B39/00
Filed: 1990-11-29
Abstract: The stiffening element is for the chain links of a chain flung out by a wheel in an automatic slide protection system. The element partially surrounds at least two chain links in the chain. The stiffening element (8) is inflexible in a crosswise direction to the chain link (7). USE/ADVANTAGE - Snow chain system for the wheels of goods vehicles in which the chain links can be reliably flung under the tyres of the driving wheels.
Patent DE-4038850-A1 (DE)
Title: Drive unit for angular profiled steel section - comprises inlet guide with profile alignment surfaces, profiled drive rollers and outlet guide
Inventor: ROETTGER JUERGEN DR ING
IPC: B21B39/06
Filed: 1990-12-03
Abstract: Unit comprises inlet and outlet guides and between them a pair of drive rollers having a profiled shape. The inlet guide has an initial funnel section, followed by an inclined length, and an angular positioning area. These areas are characterised by an inlet wedge, a section rotating incline and a half cone section leading to half cylinder section. The inlet guide leads directly into the drive rollers which are profiled to suit the transported section. USE/ADVANTAGE - The drive unit is used to transport angular steel sections at high speed, is reliable, eliminates damage and reduces equipment requirements.
Patent DE-4038989-A1 (DE)
Title: Tension-free bonding of flat workpiece to substrate - with different coefft. of thermal expansion using cationically hardening resin compsn. which is irradiated then heated to moderate temp.
Inventor: BAYER HEINER DR
IPC: C08F299/02
Filed: 1990-12-06
Abstract: Bonding a workpiece (I) to a substrate (II) comprises (1) applying thin layer of reaction resin (III) on bonding zone by means of application appts.; (2) activating (III) with UV or visible light from radiation source; (3) bringing together (I) and (II), and opt. orienting precisely if necessary within the open or "shuffle" time; (4) bringing bonding zone during initial hardening time of less than 1 minute to elevated temp.; (5) opt. effecting other bondings of other (I) to initial hardening on the (II), then (6) hardening completely. (III) is UV-initiated cationically hardening resin with joint open time 1 second to 30 minutes, initial and complete chemical hardening of which can be carried out at 40-100 deg.C. USE/ADVANTAGE - Bonding flat, tension-sensitive (I) to (II), partic. in automated processes, where high positional accuracy and short cycle times are required. One component, storage stable (in dark) (III) can be used, bonds obtd. resist temp. changes and contact with solvent
Patent DE-4039857-A1 (DE)
Title: Direct, continuous modification of polymer melts - by diverting side stream, mixing with additive in twin-screw extruder under specified conditions and returning to main stream
Inventor: STIBAL WERNER DIPL ING
IPC: B29C48/74
Filed: 1990-12-13
Abstract: Direct, continuous modification of polymer melts (I) with additives (II) is effected by injecting and dispersing (II) in a side-stream to give an additive-melt concentrate which is then returned to the main melt stream. In the side stream, (II) is (a) metered into the first zone of a twin-screw extruder (metering zone), (b) passed into zone 2 (melt-onset zone) and mixed with (I) which is injected as the side stream, (c) wetted in zone 3( wetting zone), (d) degassed in zone 4 (degassing zone) which is fitted with a degassing device and (e) homogeneously dispersed in zone 5 ( dispersion zone), then the mixt. is (f) returned to the unmodified melt stream and (g) homogeneously mixed with this main stream; the screw dias. are reduced in the metering zone (1) of the extruder. Also claimed is an appts. for the above process, consisting of a feed pump, a twin-screw extruder with reduced screw dias. in zone 1, fitted with a device for addn. of (II), a degassing device and a return pump, and a static mixer in the modified melt stream. USE/ADVANTAGE - The process enables the direct, continuous modification of (I) with very high flexibility (w.r.t. prod. conversions), without the need to dry masterbatch granules, with additional processing costs; additional heating and mechanical treatment; compaction or agglomeration of additive resulting in blockages, inhomogeneous mixing, etc.. (0/2)
Patent DE-4100748-A1 (DE)
Title: Granulator, e.g. domestic, for plastic scrap - has cutter assembly movable over one or more bins to separate different plastic types
Inventor: RUPP WINFRIED
IPC: B02C18/22
Filed: 1991-01-12
Abstract: Granulator for plastic scrap in which the grinding or cutting assembly may be moved over one or more collecting bins to separate different types of plastic. The cutter assembly shown is the usual (two) cylindrical cutters rotating against fixed knives with a split housing for cleaning and interlocks between the cutter drive and (a) the split housing, (b) the hopper lid. The hopper may be extendable for large bottles etc.. The granulated scrap (no screen shown) falls either into a removable drawer or one of a series of bins over which the cutter assembly is movable. No stop or interlock is mentioned to ensure the cutter is correctly located. A separate heater/cooler unit is shown for consolidating scrap film for granulation. USE - Esp. for use in the kitchen with domestic waste.
Patent DE-4105612-A1 (DE)
Title: Snow-clearance accessory for rotary haymaker - comprises rubber blades thrust over tines to act as paddles for moving snow
Inventor: BRUNST LOTHAR
IPC: E01H5/09
Filed: 1991-02-22
Abstract: The snow-clearance accessory is for a rotary haymaker. It  consists of rubber and comprises blades (1) thrust over the spring-steel tines (2). The blades are secured at the top by flat-iron strips, these being also used as adjustable distance-pieces fixed to the rotor arms. USE/ADVANTAGE - Easy fitting of snow clearing blades and puts to good use a machine which would otherwise idle at this time of year.
Patent DE-4125362-A1 (DE)
Title: Coupler between analog signal communications appts. and subscriber terminal digital transceiver - has adaptor incorporated in connecting line, contg. call switch and multifrequency selector
Inventor: KOENINGER REINHARD DIPL ING
IPC: H04Q11/04
Filed: 1991-07-31
Abstract: The coupler uses a coupling line in the communications system. At the terminal connection(s), the digitalised information signals are transmitted via an information signal, while the digital signalling via a signalling channel. A matching device (APE) is incorporated in the coupling line (ASL). It has a connectable call switch (RE), a multi-frequency evaluator (ME), and a loop evaluator (SE). A bidirectional A/D converter (UE) connector both ends of the coupling line in the direction of information signal path build-up. USE/ADVANTAGE - For telephone exchanger and PBXs, with low-cost connecting system for analog appts. to are digital communication system.
Patent DE-4127084-A1 (DE)
Title: Pneumatic screwdriver with adjusting screw to set working height - parallel to main cylinder has feed cylinder with adjusting screw for setting height of screwdriver head relative to workpiece
Inventor: STOEGER LORENZ
IPC: B25B21/00
Filed: 1991-08-16
Abstract: The screwdriver cylinder (2) is parallel to a feed-cylinder (1) which has in it's front end cap (7) a knurled knob (21). This is turned to set the distance between the adjustable stop (14) and the rubber faced stop (5) sliding in a chamber (6) which is not fed with air. The stop (5) carries a pin (23) which passes through a slot into the neighbouring screwdriver cylinder. When the feed piston moves forward it takes the screwdriver head with it until the stops (5) & (14) meet. ADVANTAGE - The distance from the screwdriver head to the workpiece can be set quickly, simply and more accurately than with existing designs.
Patent DE-4134258-A1 (DE)
Title: Fixing pin for dental crown in model of patient's jaw - has tapered end part which fits in tapered hole in model of crown
Inventor: LANGNER JAN
IPC: A61C9/00
Filed: 1991-10-16
Abstract: The dental technician uses a model of a patient's teeth and jaw to produce a crown for a defective tooth. The model is mounted on a base made of plaster of Paris and the model of the crown is precisely located in its required position by a pin (1). The pin has a cylindrical portion (1a) which fits in a bush (5) in the plaster of Paris base. The upper part (1b) is tapered and fits in a tapered hole in the model of the crown. USE/ADVANTAGE - Production of crowns for defective teeth. The taper of the pin ensures a firm fit of the crown in the base.
Patent DE-4135819-A1 (DE)
Title: Microwave trap for microwave oven circulation fan drive shaft - uses bush and plate cover fitting around hollow tube acting as drive shaft, with defined microwave length and width
IPC: H05B6/76
Filed: 1991-10-30
Abstract: The microwave trap (4) uses a hollow tube (6) acting as the drive shaft fitting through an opening in the wall (2) of the oven space (1) with a surrounding bush (7) and a plate cover (3) between the bush (7) and the oven wall (2). The microwave trap (4) has an effective length which is one third of the employed microwave wavelength and an effective width of one twentieth of the microwave wavelength. The bush (7) cooperates with an element carrier (5) fitted to the hollow tube (6) within the oven space (1), to provide a microwave blocking filter. USE - Microwave seal around circulation fan drive shaft, cable sleeve or sensor device.
Patent DE-4210019-A1 (DE)
Title: Corrosion-resistant aluminium@ coated sheet steel contg. low amt. of nitrogen - has good deformation properties up to 500 deg.C.
Inventor: HACHTEL LUDWIG DIPL ING DR ING
IPC: B32B15/01
Filed: 1992-03-27
Abstract: Corrosion-resistant sheet steel contg. 0.002-0.02 wt.% dissolved N2 is coated on at least one side with Al or an Al-alloy, esp. contg. Si. A barrier against Al and Fe diffusion is present between the Al or Al-alloy corrosion-resistant coating and the sheet steel. Mfr. of said coated sheet steel involves immersion of the steel in a bath of molten Al or Al-alloy (esp. contg. Si) following pretreatment, namely hot rolling, rapid cooling to 550-600 deg.C (resulting in min. 0.002 wt.% dissolved N2), cold rolling and finally surface purificn. by heating to 700-720 deg.C. ADVANTAGE - Mechanical deformation is possible following thermal stress at max. 500 deg.C without destruction of the protective coating.
Patent DE-4210807-A1 (DE)
Title: Air terminal device for ventilator - consists of hollow casing with perforated cover and means to control air outflow and some perforations of larger size
IPC: F24F13/068
Filed: 1992-04-01
Abstract: The hollow casing (11) has a perforated cover (14) but a part (19) of the cover has perforations of a larger girth (18) defined by a control medium (20). The inner contour of the hollow body (11) is circular or multi-angled, and the perforations outside the part (19) of the cover have the same cross sectional form. The perforations in the upper part of the cover may be round, oval or multi-angled cross-section. The long axis of the holes (18) in the upper part is in the same direction as that of the hollow cavity (11). The control (20) relative to the openings (18) is relatively adjustable. USE/ADVANTAGE - Air terminal fitting provides good air change with min. technical cost.
Patent DE-4212466-A1 (DE)
Title: Device for stacking thread bobbins - has injection moulded flat bases, with tapered recesses on top and bottom so that it automatically centres and holds bobbins
Inventor: HAIS KARL
IPC: B65D71/70
Filed: 1992-04-14
Abstract: A device for stacking bobbins, and spools of thread in particular, which have a centre tube with vertical axis, has pref. flat bases taking sets of the bobbins between them; the bases have holders on both top and bottom sides to take the ends of the tubes concerned. The top holders have raised upper faces which are radially continuous and taper down to a projecting part at the top; the bottom holders have opposite recesses with rims widening out downwards to include radially continuous lower support faces. The bases are preferably polyethylene or polypropylene. ADVANTAGE - The device is simple and inexpensive. It enables the bobbins to be used mechanically e.g. robotically without difficulty (in direct contrast with existing devices for the same purpose).
Patent DE-4214510-A1 (DE)
Title: Fastening system for vehicle seat upholstery parts - uses hose-shaped plastic strip containing fastening member engaged by pair of hooks
Inventor: MORITZ DIETER
IPC: A47C31/02
Filed: 1992-05-01
Abstract: The system uses a hose-shaped fastening band (11) containing a shaped plastic strip (19). The strip has a pair of parallel grooves (21,22) which are engaged by two hooked shanks (17,18) formed on an anchor piece (13) screwed into a disc (16). All the separate upholstery parts and other compounds are made from recyclable plastics. USE/ADVANTAGE - Allows the entire assembly to be recycled without the need for costly, time-consuming dismantling.
Patent DE-4216994-A1 (DE)
Title: Cable harness fixture providing selective surplus length of flexible lead - guides lead and at least two lead carries contg. rigid limbs maintaining hinge type connection esp. for dashboard installation in motor vehicle
Inventor: KASTNER MICHAEL DIPL ING
IPC: B60K37/04
Filed: 1992-05-22
Abstract: A bowed fixing piece (10) is provided at the rigid limbs (6,7) for securing the hinge type connection (8) e.g. at a cable duct (1). The lead (2) guide contains at least one lateral recess (9) in one of the limbs (7). The device (5) for its fixing, e.g. at the cable duct (1), has a hook type of clip (10). The hinge type connector runs at an angle allowing a deflection of 90 deg. to the longitudinal axis of one of the limbs connected by it. One end of the device (5) carries a component such as a plug box (4) or a coupling at the relevant end of the lead (2). ADVANTAGE - Simple device for stowing surplus cable giving space and cost saving and easier servicing without rattle.
Patent DE-4221773-A1 (DE)
Title: Cast refractory concrete part contg. deeply impregnated carbon - esp. useful in metallurgical vessels, e.g. as ladle sliding closure plate
Inventor: KNOELLINGER HORST
IPC: B28B19/00
Filed: 1992-07-02
Abstract: Prodn. of a shaped part of a hydraulically setting, alumina-contg. refractory concrete, for use in the presence of aggressive media such as metal melts or fuel gases, involves (a) pouring at least part of the concrete slurry into a casting mould; (b) subjecting the cast concrete to reduced pressure treatment; (c) subjecting the concete to (pref. vibration) compaction which can be carried out simultaneously with the reduced pressure treatment and casting of any residual concrete amount; (d) drying the concrete and pressure impregnating with a carbon source, pref. a liq. phenol resin; and (e) heat treating in a reducing furnace atmos. to crack the carbon source and produce carbon. Also claimed are shaped parts made by the process, in which (i) the dried raw product has 10-60 (pref. 15-30) vol.% porosity and (ii) the raw product density is 0.2-3.2 kg/cu.dm. USE/ADVANTAGE - The shaped parts are useful esp. in metallurgical vessels (esp. steel ladles) as slide plates, gas nozzle bricks or linings, but are also useful e.g. for combustion plant linings in special waste incineration. Carbon is pressure impregnated into the refracotry concrente part to a sufficiently large depth that e.g. a ladle sliding closure can be mfd. as an inexpensive one-piece component having excellent service properties.