baber/WOPTO huggingface dataset:
Patent DE-2808929-A1 (DE)
Title: Self-balancing impedance bridge for alarm circuits - uses differential amplifier with regulating stage to provide balancing
Inventor: HIRRLINGER KLAUS DIPL ING
IPC: G08B29/08
Filed: 1978-03-02
Abstract: An impedance bridge for use with alarm circuit lines includes a f.e.t. stage to provide a self balancing facility. the impedance bridge is coupled between the supply (A) and ground with the bridge diagonal(BC) connected to a differential amplifier(5). Any voltage output from the amplifier is coupled to a regulating stage, consisting of a f.e.t. (3) and capacitor (4). When the switch(6) is closed a fast balancing of the bridge takes place. A tuning stage operating over a delay avoids problems due to transient oscillation.
Patent DE-2824599-A1 (DE)
Title: Cardboard box made from flat blank - has wider tongues with thinner lips formed by splitting cardboard
Inventor: SYRJAENEN JAAKKO
IPC: B65D5/42
Filed: 1978-06-05
Abstract: The cardboard box, of rectangular shape, is made from a single sheet, with panels (1-4) joined along fold lines (14) and a set of tongues (6-9) attached to the panels. The tongues are separated by parallel cuts (10) so that one or more (7, 9) is wider than the panel to which it is attached. At the cuts, the wider tongues have integral lips formed on them by splitting the cardboard, the lips being thinner than the tongues, and bearing against the inside surfaces of adjacent wall sections (1, 3) or of the other tongues (6, 8).
Patent DE-2826831-A1 (DE)
Title: Conveyor belt scraper blade - has at least one edge extending beyond adjacent lateral periphery of supporting strip
Inventor: LUKE RICHARD FORSYTH
IPC: B65G45/12
Filed: 1978-06-19
Abstract: Conveyor belt scraper blade, of synthetic plastics or hard rubber is of elongate form bonded to an elongate metallic reinforcing and/or supporting strip extending parallel to the longitudinal axis of the blade. The latter has at least one longitudinally extending scraper edge, adapted, in use of make contact with a conveyor belt surface to be scraped. The blade has a lateral dimension such that at least one scraper edge extends beyond an adjacent lateral periphery of the strip. The latter is apertured at least two places along its length to provide a connection means for attaching the blade, in use, to a blade supporting arrangement.
Patent DE-2827641-A1 (DE)
Title: Dampened coupling for railway carriage - has elastic cylinders spaced about coupling bar which is sliding fit through carriage chassis
Inventor: CHALUPNIK RUDOLF ING
IPC: B60D1/50
Filed: 1978-06-23
Abstract: The railway coupling has the coupling bar threaded through the carriage chassis on a sliding fit, with retaining flanges to prevent it being pulled out. Elastic dampers are spaced between the flanges and the mounting to absorb sharp tugs and prevent damage to the coupling. For optimum damping, the dampers are spaced about the coupling bar so that the bar is guided straight and does not jam in the mounting.
Patent DE-2829814-A1 (DE)
Title: Charcoal-coated solid carrier - for adsorptive separation of ligands e.g. thyroxine from a medium e.g. serum
Inventor: CHAU KUE HUNG
IPC: G01N33/545
Filed: 1978-07-06
Abstract: Appts. for adsorptive sepn. of ligands from an investigative medium consists of a solid carrier which is of regular geometric form and is coated with active charcoal. In the analysis of the binding of ligands in proteins in a physiological fluid, (a) an aliquot portion of the specimen under investigation is introduced into a flask contg. a labelled ligand and an active-charcoal-coated solid carrier of regular geometric form, (b) the contents of the flask are left to incubate, (c) the solid phase (contg. unbound ligands adsorbed to the charcoal-coated solid carrier) is sepd. from the liquid phase (contg. protein-bound ligand), and (d) the amt. of labelled ligand in each phase is determined, giving a measure of the amount of ligand binding in the original specimen. Used for determination of bound/unbound ligands in a medium, e.g. determination of liothyronine binding in the diagnosis of thyroid disorders. A charcoal-coated geometrically regular solid carrier gives good adsorption, is uniform in its behaviour, is easy to handle, and gives easy separation from active charcoal.
Patent DE-2832298-A1 (DE)
Title: Motor car roof rack - made of streamlined contoured shell strapped to roof
Inventor: KAUF ALOIS
IPC: B60R9/12
Filed: 1978-07-22
Abstract: A roof rack for motor cars to carry skis, surfboards or luggage consists of a hollow, sub-divided or foam filled shell which suits on its underside the roof contours and has streamlined front, side and rear outlines. The shell can consists of metal sheet, fibre reinforced plastic or an elastomer, may be filled e.g. with methane foam, and is fixed by ropes across the gutters. On top, the shell is equipped with recesses to suit the skis, surfboards or other luggage which is fixed in position by screws and nuts. This eliminates the point loads which may deform the roof or the gutters. The wind resistance and the noise caused by conventional roof racks are avoided and driving over bumpy roads is safer.
Patent DE-2836359-A1 (DE)
Title: Vacuum surface condenser with wire mesh packing - has condensate pipe coils embedded between wire mesh packings
Inventor: MIRGEL KARL HEINZ DIPL PHYS DR
IPC: F28B1/02
Filed: 1978-08-19
Abstract: The surface condenser has wire mesh packing, condensate pipe coils imbedded between the wire mesh packings. The face passage surface for the steam/air mixture is increased with respect to the cross sectional surface of the pipeline by a factor greater than or equal to 10. A striker plate is fitted in front of the outlet hole of the inlet pipe and this forces the incoming medium into a regularly distributd flow. The essential components are mounted on the cover of the implement so that the outside container can be flanged by means of fast action clasps.
Patent DE-2841798-A1 (DE)
Title: Combined acid-basic open hearth steel making process - where charge is melted under acid deoxidising slag, which is then replaced by basic slag
Inventor: BOEHME OTTO DIPL ING
IPC: C21C5/04
Filed: 1978-09-26
Abstract: A basic open hearth furnace is used, in which the scrap charge includes enough Mn and Si, pref. in the form of Mn ore, Fe-Mn, and Fe-Si or sand, so that strong deoxidn. of the melt commences immediately. The inlet slag has a KMn value of 0.1-0.3 in (I) when the Mn content of the steel is >0.6%. The slag is then removed, and lime is added to form a basic slag for conventional basic steel making for completion of the process. KMn = FeSlag x MnSteel/MnSlag (I) This combined process improves the quality of the steel obtd.
Patent DE-2844285-A1 (DE)
Title: Gripper loom weft location - with motor control block and micro-switches to inch loom for opening to locate broken weft
Inventor: GEORGIEV GEORGI DENTSCHEV
IPC: D03D51/00
Filed: 1978-10-11
Abstract: In the mechanism to locate a broken weft in a gripper loom, there is a stud which moves axially on the weft box. In front of the stud there is a micro-switch and a pivoting spring, connected by a control block with the geared motor. The motor supports spaced cam at one end of a two-armed lever close to a micro-switch. This switch is linked through the control block with the coupling to drive the mechanism to form the opening. System frees the operative from inching the loom to look for the broken weft, and increases the servicing front of the loom as maintenance time is reduced. It can be mounted to other looms, in a simple and cheap construction.
Patent DE-2845961-A1 (DE)
Title: Spin resonance spectrometer sample supply - has inlet pipe arranged to cause liq. sample to rotate in sample chamber
Inventor: LAUKIEN GUENTHER RUDI PROF DR
IPC: G01R33/30
Filed: 1978-10-21
Abstract: In a spin resonance spectrometer including a sample chamber (83), the inlet pipe (92) supplying a liq. sample to the chamber is arranged so that the liq. entering the chamber has a component of movement directed tangentially to the chamber so that the liquid rotates in the chamber. This eliminates errors due to in homogeneity of the sample. There maybe two or more inlet pipes opening into the sample chamber at different points on the periphery but in the same plane. Helical channels may be located between the pipe and the sample chamber.
Patent DE-2851067-A1 (DE)
Title: Automatic closure piece for flexible suction pipes - consists of tubular bent pipe in which is guide pipe, with plunger, handle and push button
IPC: A47L5/38
Filed: 1978-11-25
Abstract: The automatic closure piece for flexible suction lines blocks the current of suction air as soon as operating is finished, and is easily released by hand. The end of the suction hose (14) has a handle (1) with a tubular bend (2) and a guide pipe (3) passes through the bend (2) so that the end of the pipe (3) is the centre of the bottom cross-section of the bend (2). A plunger (4) with a return spring (5) and thumb push-button (6) goes through the guide pipe (3). The suction nozzle has a screen (13) for filtering particles and the lower end of the bend (2) has a locking mechanism (11) for securing the suction nozzle, in the form of a thread, pin, cone or bayonet.
Patent DE-2852230-A1 (DE)
Inventor: THOMAS EBERHARD
IPC: A47B88/493
Filed: 1978-12-02
Abstract: Drawer slide for drawers and other such drawer-like furniture parts, consisting of preferably two tracks of approximately channel-shaped cross section and different web height, and fastened to opposite sides of the drawer and to the fixed furniture part respectively, stops being provided at the ends of the tracks, which are engaged by a ball cage in the maximum outdrawn position and thereby prevent any unintentional separation of the tracks. The cage has limbs projecting into the interstices between flanges of the tracks, in which openings holding the balls of the ball cage are provided. The web section has a resiliently deformable tongue section projecting, in the maximum outdrawn position, at least partially beyond the end of the track fastened to the fixed furniture part, and having at least one detent projection projecting towards the track fastened to the drawer. A detent aperture is provided in the area of the track provided on the drawer and is situated opposite the detent projection in the maximum outdrawn position. The detent projection can be arrested in the aperture by resilient deformation of the tongue section. A counterstop of the cage is provided in the resiliently deformable area of the tongue section and co-operates with the end stop on the furniture-fast track and is so dimensioned that, when the tongue section is deformed in the position of engagement of the detent projection in the detent aperture it is offset from its stop position so far that it can be over-ridden by the end stop of the furniture-fast track.
Patent DE-2903621-A1 (DE)
Title: Mounting bracket for object - has bearing for spherical foot and threaded lock=nut with compressible packing ring
Inventor: REPPHUN HANS
IPC: F16C11/06
Filed: 1979-01-31
Abstract: A mounting bracket (16) has a sole plate (6) and an integral cylindrical projection (5) whose inner surface (4) is shaped to receive the spherical foot (2) extending below the base of the object (1) to be supported. The OD (9) of the cylindrical projection (5) is threaded so that a shouldered ring nut (10) can be screwed on to it. The ID of the shoulder (11) is greater than the dia. of the spherical foot (2), but an elastic ring (13) is fitted beneath it and this is forced against the spherical foot (2) as the ring nut (10) is tightened.
Patent DE-2906902-A1 (DE)
Title: Photosensitive plates for low-pressure printing - on thermoplastic foil carrier, with improved resistance to abrasion by doctor blade
Inventor: PHILIPP WILFRIED
IPC: B41F17/00
Filed: 1979-02-22
Abstract: Low-pressure printing plates consisting of a cover layer (3) of photo-sensitive plastic with thickness 10-40 mu m, on a thermoplastic foil carrier (1) provided with an adhesion layer (2) formed by roughening or coating with a matt laquer. Used esp. for indirect printing using a silicone rubber cushion (tampon) pressed onto the engraved plate, which has been inked and scraped with a doctor blade. The cushion is then applied to the surface being printed and gives up its ink pattern due to the ink-repellent surface. Prodn. is much cheaper than for known plates with metal carriers, and good bonding to the thermoplastic carrier gives improved resistance to the doctor blade, and adequate life in use. Prodn. is rapid and does not require harmful or dangerous chemicals. Removal of the exposed photo-sensitive layer by water jet leaves a rectangular recess which holds twice as much ink as an etched recess of triangular section.
Patent DE-2908076-A1 (DE)
Title: Small house roof construction - has roof trusses assembled to shell, and shell set by crane into position on walls
Inventor: SUNDSTROEM UNO TOMMY
IPC: E04B1/35
Filed: 1979-03-02
Abstract: The method is used for installation of roof structures in small housing building, and comprises the installation of the roof trusses on the roof shell or a section of it, directly on the bottom area. The roof shell is then lifted from the base area and placed at the side of it. The wall units are then installed and fixed, and the roof shell is then craned into position on top of the walls and fixed.
Patent DE-2919525-A1 (DE)
Title: Drilling jig and template for printed circuit boards - has board holder with adjustable location dowels to allow several board positions to be accommodated in one jig
Inventor: LINDNER ADELBERT
IPC: H05K13/00
Filed: 1979-05-15
Abstract: The jig comprises a base (1) with fixed dowel pins (7) which engage with corresponding holes (8) in the circuit board holding plate (2) and in the drilling template (3). The circuit board holding plate has dowels for locating the circuit board (5) with respect to the holding plate. The dowels on the circuit board holding plate can be moved to accommodate a variety of board positions and sizes. The dowel positions on the plate correspond with preselected hole positions in the blank boards, these positions being decided by the board size. The arrangement ensures that boards are always correctly registered with respect to the drilling template when the jig is closed, regardless of the board position and/or size.
Patent DE-2921401-A1 (DE)
Title: Antibiotic with herbicidal and fungicidal activity - esp. obtained by culturing new Streptomyces griseus strain
Inventor: BERG DIETER DR
IPC: C12P17/12
Filed: 1979-05-26
Abstract: New antibiotic (I) is obtd. by culturing microorganisms of the order Actinomycetales, esp. the new strain Streptomyces griseus 587 (DSM 1471). (I) is characterised by its physicochemical properties: (1) IR absorption at 3400 2920, 1680, 1375, 1260, 1140 and 825 cm-1 (KBr); (2) elementary analysis C 63.2%, H 8.0%, N 4.7%, O 24.1% by difference); (3) optical rotatory dispersion spectrum with lambda max = 297 nm (+380 degrees, c=3 mg/10 ml CHCl3); (4) mass spectrum with fragment-ion peaks at 260, 205, 155, 152, 126, 112, 84, 69, 55 and 41. (I) is useful as a defoliant, desiccant, germination inhibitor and esp. herbicide active against mono- and dicotyledonous plants (pre- and post-emergence herbicidal activity against Lepidium sativum is exemplified). (I) also has fungicidal activity e.g. with MIC values of =1.0 against Pyricularia, Pellicularia and Sclerotinia spp. and yeasts.
Patent DE-2923100-A1 (DE)
Title: Food tins charging station - which pushes tins on pallets lowered by jack mechanism inside frame
Inventor: UNGER KURT
IPC: A23L3/00
Filed: 1979-06-07
Abstract: A machine to load frames with pallets carrying tins of food, ready for charging them into an autoclave for sterilisation uses frames without side walls which are loaded, one at a time, on a lifting jack. The pallets in the frame are raised by the jack into a store above, except the bottom pallet. This is charged with tins sideways from a table by a pusher cylinder. After each layer has been charged, the jack is lowered and another pallet is dropped until the frame is full. It is then pushed out sideways and taken to the sterilising autoclave. This plant eliminates all unnecessary transport operations. The frames weigh less and allow better access to the sterilising medium.
Patent DE-2933501-A1 (DE)
Title: External cavity wall damp proof insulation filling - has air envelopes of size preventing occurrence of capillary effect
Inventor: STAHR UDO ING GRAD
IPC: E04B1/76
Filed: 1979-08-18
Abstract: Water, vapour and air-tight sheathings are provided in a building with a heat-insulated layered external wall containing a heat-insulating layer comprising hollow spaces filled with air and sheathed. Granular size or dia. of sheathing units is pref. such that no capillary action can arise, however great the packing density, size or dia. is pref. between 5 and 20mm. Sheathings can be made of rubber, glass or plastics and are pref. spherical. Porous carriers (8) for the cavities can be made of cork, clay, plastics or glass.
Patent DE-2936854-A1 (DE)
Title: Coated reflector elements mfr. - by ultraviolet radiation crosslinking plastic through transparent mould top
Inventor: DENKINGER HANS-GEORG
IPC: B29C70/78
Filed: 1979-09-12
Abstract: Compression moulded articles of synthetic resin which must retain their shape, e.g. for reflectors, are produced by using a casting resin which is crosslinked by UV radiation. The resin is poured into a concave backing sheet and a transparent (glass) convex mould is lowered on it. UV lamp is applied to the centre of the mould until the resin has been solidified. Surface of such a reflector is in condition which makes it suitable for a subsequent metal vapour deposition. Resin solidifies at room temp. and cooling shrinkages are eliminated.
Patent DE-2937755-A1 (DE)
Title: Antislip attachment for sole of shoe - consists of two spiked bars gripping onto edges of sole using clamping jaws and straps
Inventor: LUDWIG JOACHIM
IPC: A43C15/06
Filed: 1979-09-19
Abstract: The non-slip attachment for shoes consists of two gripper- bars (1,2) joined into a scissors-shape, and placed on the underneath side of the sole, with gripper-spikes (9) on. The ends of the bars (1,2) have clamping jaws resting against the edge of the sole, and have a strap (12) fastening round the heel of the shoe. The front clamping jaw (4) of one gripper bar (1) is joined to the front clamping jaw of the other bar (2) by means of an elastic strap (10). The upper ends of the clamping jaws (7,8) have an eyelet each (8). The tension of the strap (10,12) is adjusted by means of a clasp (13).
Patent DE-2939075-A1 (DE)
Title: Test routine for telephone exchange switching matrix - uses matrix itself to switch tone source through point under test to detector
Inventor: BARTHOLOMAE HENRIK ING GRAD
IPC: H04Q1/24
Filed: 1979-09-27
Abstract: In a telephone exchange switching matrix, each column is connected to a unit (S) containing a tone source which can be switched on or off on command. The top line only is connected to a unit (E) containing a tone detector. Any point (e.g. 3/3) in the matrix can be tested by switching on the tone source of its column (3) and setting up a path to the detector by operating the adjacent column (2) both in the same line (3/2) and also the top line (1/2). All points in the matrix are tested automatically by stepping through all the lines for each column, under stored program control. At each point it is checked that no tone is received until the point is operated. Faults are recorded against the co-ordinates of the point in a 'failure to operate' or a 'failure to release' store, whence the type and location of faults can be inferred.
Patent DE-2939206-A1 (DE)
Title: Hand-operated impact printer - feeds paper under print head by contact rollers with position coding interpreted by microprocessor
Inventor: KUNTZ WALTER PROF DR
IPC: B41K1/38
Filed: 1979-09-27
Abstract: A manually-operated character printing unit enables matrix characters formed by operation of print needles to be accurately positioned on paper. The paper is located on a solid surface (7) with the matrix needle print head (3) located above it. Print carbon oaper is fed between a roller pair (4). The position adopted by the paper relative to the print head is determined by driven contact rollers (1,8). Each roller has a coding pattern that is read and supplied to a microprocessor unit. The microprocessor ensures that the rollers are stopped in the correct position for insertion of a character.
Patent DE-2944304-A1 (DE)
Title: Flat press switch with connecting etched foil medium - has two parallel bar etched foils cross mounted with spacer between and illumination from below
Inventor: PRUESSE WERNER
IPC: H01H13/703
Filed: 1979-11-02
Abstract: The flat press electrical switch comprises two foils carrying the etched cross mounted electrical contacts, a spacer and the top cover. A colour switch indication is given by using a clear lacquer on one of the foils and back lighting the switch. The top cover (1) has a clear slightly domed centre (13) which may carry an opaque numeral or letter (14). The first clear foil (2) carries the etched bar contact pattern (5,7) on its underside and is located in the sandwich above the lower foil (4) with the cross mounted pattern (6,8) on its upper side. Both foils are separated by a spacer (3) with a cut-out centre (15). The bottom foil may be covered with a clear coloured lacquer. Switch operation is by depressing and therefore deforming the foils so that the electrical contact patterns touch. The switch may be backlit (16).
Patent DE-2951377-A1 (DE)
Title: Oxidn. hair-dyeing compsn. achieving orange tones - contg. 6-amino-2-methyl-phenol opt. as acid salt or phenolate deriv.
Inventor: KONRAD EUGEN
Filed: 1979-12-20
Abstract: Oxidative hair-dyeing compsns. contain, as dye components, pref. 0.01-2 (0.02-1) wt.% 6-amino-2-methylphenol, (I), opt. as a salt with an inorganic or organic acid or as a phenolate. (I), or its derivs., can be used alone or in mixts. with standard developers and/or couplers and direct dyes. (I) yields strong orange shades and is used as tinting dye for achieving hazel-nut to copper tones as well as light and dark natural shades. (I) can be used on porous, chemically damaged hair tips and has no sensitising activity.
Patent DE-3000531-A1 (DE)
Title: Well balanced piston engine - has two symmetrically mounted crankshafts coupled to common piston
Inventor: BREITENBACH ERICH
IPC: F02B75/06
Filed: 1980-01-09
Abstract: The piston engine, partic. of the IC type has two crankshafts (6,7) in a mirror-image arrangement, symmetrical in relation to the plane through the lengthwise axis of the piston. Each is coupled by a connecting rod (4,5) to a driving piston (3). The connecting rods can be similar and arranged in a mirror-image pattern, working in small-end bearings in the piston and in big-end bearings on the crankpins. There can be several pistons coupled to the crankshafts, the number of ascending pistons being equal to the number of descending ones, so as to keep the engine balanced.
Patent DE-3000833-A1 (DE)
Title: Water turbine runner assembly - is welded to stainless steel shaft exposed to water
Inventor: KIRCHNER HELMUT DIPL ING
IPC: F03B3/02
Filed: 1980-01-11
Abstract: The runner is for a water turbine or hydraulic pump, and it is coupled by a shaft to a generator, motor or engine. The shaft is sealed off from the water handled above the runner by a shaft seal. The section of the shaft (3) exposed to the water handled at least is of stainless steel, and is joined to the runner (1) by welding. The runner and this shaft section can be a single casting, while beyond the seal, (8), the shaft can be flanged (5) to a shaft extension (7) from the generator etc. Alternatively a stub-shaft (2) can be formed on the runner, and welded to the stainless-steel shaft.