baber/WOPTO huggingface dataset:
Patent DE-2613431-A1 (DE)
Title: Stock index card for self-service stores - has press-out surface areas revealing goods in stock not on display
Inventor: KLEINE WERNER
IPC: G09F1/04
Filed: 1976-03-30
Abstract: The reference index card for self service stores is intended to be hung on the wall alongside certain articles to show what other sizes are in stock. The card has at least one surface on which several sections are divided up by lines of weakness and on removal show the relevant information. The customer can then see from the holes punched out by the surface sections which articles are in stock but not on display. The information is easy to display on the cards since it is only necessary to remove the surface sections defined by the lines of weakness. The index card is pref. made up of a front sheet containing the press-out surface sections and a back sheet wherein these two sheets can be made in one piece connected together by a fold line. The instructions for use, to be read by the shopkeeper and not the customer can be printed on the back sheet.
Patent DE-2616101-A1 (DE)
Title: Rear wheel suspension for shaft driven motor cycle - has swinging arm pivot axis located below universal joint for gearbox output
Inventor: HEYDENREICH RICHARD
IPC: B62K25/32
Filed: 1976-04-13
Abstract: The rear struts (5) of the engine cradle each carry a pivot bearing (7) at their lower end whose centre axis forms the pivot axis for the rear wheel swinging arm (8). The swinging arm pivot axis is located lower than the drive shaft. The swinging arm consists mainly of a tubular housing and a trailing link (11). The two parts are rigidly connected (12). The tubular housing accommodate the driven shaft (25). A bearing sleeve (14) runs crossways to the drive shaft housing to link to the engine cradle rear struts below the shaft housing by a pivot pin (16). The drive shaft is joined to the drive shaft close to the swinging arm pivot point by universal joint with length compensation.
Patent DE-2619008-A1 (DE)
Title: Diagnostic X:ray tube with limited extrafocal radiation - by non-conducting orifice plate fitted close to focus
Inventor: ENDESFELDER HELMUT ING GRAD
IPC: H01J35/18
Filed: 1976-04-30
Abstract: An arrangement for reducing the extra-focal radiation of an X-ray device, esp. a glass X-ray tube for medicinal diagnostics, comprises an orifice plate of radiation-absorbent material mounted in the path of the beam. This orifice plate is of electrically insulating material and is mounted either on the glass of the tube or in the radiation outlet window projecting into the interior of the housing from the surface of the housing. By using electrically insulating material it is possible to bring the orifice plate closer to the focus of the X-ray beam than is possible where a conducting material, such as lead, is used for the orifice plate, since the risk of sparking over onto the orifice plate no longer exists.
Patent DE-2621245-A1 (DE)
Title: Pressure grid of a filter press made thinner - giving thinner filter frames, now alternated with spacer frames
Inventor: GOEBEL HERMANN DR
IPC: B01D25/176
Filed: 1976-05-13
Abstract: Filter press consists of a series of filter frames, each with a draw-off cock for its filtrate. The grids which form the sides of the filter frame and support the filtering cloth, are reduced in thickness to 30 mm. Pref. materials for the grids are: rubber (possibly with inserts), plated metal or synthetic material, threads or chains. The thinner filter frames are pref. used with spacer frames: the filtrate is led, through a boring at the edge, from the filter frame into the spacer frame, and it is here that the draw-off cock is now fitted.
Patent DE-2623639-A1 (DE)
Title: High frequency hydraulic vibrator - has double acting piston-cylinder unit connected to control unit by pipes with back pressure valves
Inventor: CASPELHERR HEINZ
IPC: B06B1/18
Filed: 1976-05-26
Abstract: The hydraulic vibrator is esp. designed for the production of high frequency oscillations. It consists of a double-acting piston-cylinder unit, connected to a control appliance via fluid pipes. Fluid supply- and take-off pipes are connected to the cylinder on each side of the piston. Each pipe has aback pressure valve, and all pipes open into a common connection pipe for the appliance.
Patent DE-2626712-A1 (DE)
Title: Plastics dental plate for allergic user - is selectively coated with vacuum deposited coating of evaporated metal
Inventor: WAGNER GEB NOTTER MARGARETE
IPC: A61C13/02
Filed: 1976-06-15
Abstract: The parts of the denture which are not to receive the metal coating are pref. masked during the coating process. A high vacuum is used to deposit the required metal which may be aluminium, tin, or gold etc. The deposit obtained is dense and strongly adherent.
Patent DE-2630562-A1 (DE)
Title: Hydrogenating per:fluoro-alkyl-aniline cpds. to cyclohexyl-amine cpds. - useful as herbicide intermediates
Inventor: ZIEMANN HEINZ DR
Filed: 1976-07-07
Abstract: Cyclohexylamines of formula (I) are new: (R5 = 1-3C alkyl, R6 and R7=H or 1-3C alkyl, n = 1-2, m = 1-3). Method for catalytic hydrogenation of anilines of formula (II) to the corresp. cyclohexylamines (Ia) comprises reaction at 50-200 degrees C under a H2 pressure of 1-210 bar over a catalysts contg. Ru and/or Rh. In the formula R1 = OH, alkyl, cylcoalkyl or alkoxy, R2 = H, alkyl, cycloalkyl, alkylcycloalkyl, hydroxyalkyl alkoxyalkyl or perfluoroalkylcycloalkyl, R3 = H, alkyl or phenyl opt. substd by perfluoroalkyl, n' = 1-8, p = 0-4). (Ia) are intermediates for herbicides. (I) are also intermediates for corresp. amides, carbamoyl chlorides and quaternary ammonium salts useful as, or for making, water-proofing agents for paper. Compared with the method, of DT 2528162, yields are higher, H2 pressure and catalyst requirement lower, Na methoxide is not used, and a solvent is not essential. In an example hydrogenation of 3-CF3-aniline over 5% Ru-on-alumina at 100 bar gave a 96.1% yield of 3-CF3-cyclohexylamine.
Patent DE-2632294-A1 (DE)
Title: Oligomeric silyl ether cpds. - used as free radical polymerisation initiators, giving rapid cure at relatively low temp.
Inventor: WOLFERS HEINRICH DR
IPC: C07F7/18
Filed: 1976-07-17
Abstract: New oligomeric silyl ethers (I) with a no. ave. mol. wt. of 500-5000, have the formula R1R2R3Si-O-CR4R6-CR5R7-O-R8 (in which R1 is Me, Et, Ph, benzyl or chloromethyl; R2 is Cl, OH, OMe, OEt, R1 or A; R3 is Cl, OH or A; R4 and R5 are aryl, opt. substd. by 1-4C alkyl, MeO, Cl or F; R6 and R7 are either R4 and R5, 1-6C alkyl, opt. substd. by 1-4C alkyl, MeO, Cl or F, 5-7C cycloalkyl or H; R8 is H or SiR1R2A; A is -O-CR4R6-CR5R7-O-R8; and (I) can contain 1 or 2 -O-CR4R6-CR5R7-O- groupings). (I) can be used in polymerisation reactions of conjugated dienes, vinyl(idene)chloride, styrenes, vinyl esters etc. (meth)acrylic acids and their derivs., di(vinylphenyl) carbonate, diallyl esters, polyol poly(meth)acrylates, N,N'-methylene-bis(meth)acrylamide and esp. unsatd. polyester resins. (I) are effective in low concns. and cause rapid and complete cure at temps. from 40 degrees C. Systems contg. (I) are relatively stable in storage. No volatiles are formed during free radical formation, so that blistering is avoided.
Patent DE-2633375-A1 (DE)
Title: Counter with conveyor belt for self service store - has automatic belt centralising roller driven by step motor to swing in required direction
Inventor: CZINCZEL WINFRIED
IPC: A47F9/04
Filed: 1976-07-24
Abstract: The counter for a self-service store has a conveyor belt to transfer goods past the cash desk. The conveyor belt (11) passes over a driving roller (12) and a driven roller (13) mounted at each end of a supported frame (55). To keep the belt (11) centrallised on the roller a third guide roller (17) is provided. The roller (17) presses against the lower surface of the lower side of the belt and is mounted on a vertical pivot (19). Limit switches (22, 23) are actuated by side-ways movement of the belt (11) and these in turn control a step motor which swings the roller (17) in the required direction to restore the belt to its central position.
Patent DE-2635979-A1 (DE)
Title: Optical cable with single fibres or fibre bundles - accommodated loosely with surplus length in protective metal tubing
Inventor: KUNZE DIETER DIPL ING
IPC: G02B6/44
Filed: 1976-08-10
Abstract: Optical cable consists of single fibres or fibre bundles for transmission of light accommodated loosely with surplus length in protective tubing made of metal. The inside diameter of the protective tubing (1) is such that the single fibres or the fibre bundles can lie in wavy or helical lines without exceeding the permissible radius of curvature. The surplus length is so great that the optical fibres (2) are not loaded in a longitudinal direction even at max. elongation of the protective tubing (1). The cross-section of the protective tubing (1) can be circular or U-shaped.
Patent DE-2636659-A1 (DE)
Title: External ignition piston engine with injection chamber - injects two jets during compression and spark ignites in pre-chamber to give two-stage ignition
Inventor: HAPPEL ROBERT
IPC: F02M61/18
Filed: 1976-08-14
Abstract: The reciprocating piston engine with fuel injection has a combustion chamber (6) outside the cylinder (18) and high pressure fuel injection (14) in the chamber, the end of the injection being load-independent and ignition by external means (13) taking place 35 deg. to 15 deg. before TDC to produce increase of pressure at constant volume to the chamber prior to expansion. During partial-load operation a mixture is produced with fuel/air ratio 1.4, pref. around 2, which is load-independent. Fuel injection ends during the initial compression phase and also commences during the phase. The injection jets (15, 16) are so arranged that, during compression, there is a clear separation between mixture in the chamber (6) and air in the cylinder (18). Ignition takes place in two stages, firstly by spark plug (13) outside the chamber, and then by a flame jet into the chamber initiated thereby.
Patent DE-2645736-A1 (DE)
Title: Transcutaneous blood oxygen meter calibration - in two steps using localised calibration volumes of known properties
Inventor: LEIST HELMUT DIPL ING
IPC: G01N33/00
Filed: 1976-10-09
Abstract: Calibration of a measuring unit comprising a pick-up head for determining the concn. of gases, is described esp. for use with heated pick-ups for the transcutaneous determination of gases, esp. oxygen concn. in the blood. The pick-up is successively subjected to two different environments comprising different environments comprising different, but known, concns. The calibration volume is localised to a small space by comparison with the pick-up itself; in this small space the known concn. value is produced and maintained, immediately above the actual measuring zone of the pick-up and spatially limited to it. Pref. a 100% humidity is produced and maintained in the calibration vol. by insertion of a water-satd. sponge or filter paper and subsequent covering of this space with a thin foil. The two calibration steps can be carried out quite simply without the use of pumps, thermostats, water baths, humidity meters and other apparatus. In the first stage, the device is brough into contact with air, while in the second stage the satd. filter paper is replaced by a plug of sponge contg. an oxygen-absorbing material to reduce the oxygen partial pressure to zero.
Patent DE-2649767-A1 (DE)
Title: Grooved packing rings for cylinder - have concentric circular grooves with depth extending below equator of cross-section
Inventor: ROETHKE ERNST ING GRAD
IPC: F16J15/32
Filed: 1976-10-29
Abstract: The grooved rings serve to seal off the inner surface of a cylinder from the outher surface of a shaft or plunger. The groove packing ring (1) has a concentric circular groove (2) the depth of which extends by a certain amount below the equator of the cross-sectional profile of the ring. The same principle is applied in cases where the shape of the ring is non-circular. The location of the groove can be other than concentric. Hydraulic pressure acting on either side of the ring results in flux of force towards the outer contact surfaces of the ring. This force provides the necessary sealing action of the ring.
Patent DE-2652925-A1 (DE)
Title: Dashboard warning indicator for car - is primed by switching off ignition and activated by light switch or other control
Inventor: WOLZENBURG SIEGFRIED
IPC: B60Q9/00
Filed: 1976-11-22
Abstract: The dashboard control for the vehicle lights etc. comprises a buzzer which is primed by switching off the ignition. If the lights remain on after the ignition is switched off then the buzzer warns the driver. A time delay, with adjustable length, enables the buzzer to drop out when the driver has to leave the lights on. The system can be incorporated into other warning systems in which water temperature etc. are monitored.
Patent DE-2656955-A1 (DE)
Title: Recovery of uranium cpds. - from the dross of phosphate ore processing
Inventor: JONKANSKI ERICH DIPL ING
IPC: C22B60/02
Filed: 1976-12-16
Abstract: In the producn. of U cpds. from phosphate ores, the ores are ground, sepd. into a wet raw phosphate and a dross-water mixt., and the phosphate is digested with acid while the dross-water mixt. is partially dehydrated. An improvement in the U cpd. yield is obtd. by mixing the partially dehydrated dross-water mixt. with an agent which selectively dissolves the U cpds., sepg. the soln. enriched with the U cpds. from the dross in known manner, and combining with the phosphate digest for further extn.
Patent DE-2700111-A1 (DE)
Title: Automatic stabilising circuit for DC voltages - has error signal amplifier with positive feedback with loop gain of one
Inventor: JUNGMANN DIETRICH DIPL ING
IPC: G05F1/56
Filed: 1977-01-04
Abstract: The circuit operates on the series control circuit principle. The error signal amplifier may be a differential amplifier. It has an infinite gain owing to a positive feed back with loop gain of one. The amplifier has a terminal which assumes a negative resistance when the loop gain is greater than one and it is able to compensate a phase shift of 180 deg. This phase shift is caused by the error signal amplifier gain when the loop gain becomes greater than one.
Patent DE-2701118-A1 (DE)
Title: Lifter for root crop harvester - has share bodies arranged on bearing blocks supported on common drive shaft
Inventor: HOLMER ALFONS
IPC: A01D25/04
Filed: 1977-01-12
Abstract: The lifter for a root crop harvester has at least two spaced share bodies each of which is arranged on a bearing block which swings about a horizontal axis. The bearing block is suspended so that it can pivot about a horizontal axis running transverse to the direction of travel. The bearing blocks (6) of similar shares (2, 3) are supported on a common continuous drive shaft (7), which can turn on the frame (1). Between the drive shaft (7) and bearing block (6) of each share body there is a cam (9, 9'; 10, 10') and a bearing (11). There is also a linkage (14) to support the cam movement between the frame (1) and the bearing block of each share body.
Patent DE-2701811-A1 (DE)
Title: Rolling joint assembly for multiple articulated vehicles - has hollow shaft for passage of actuating and supply elements
Inventor: ERTL HERBERT ING GRAD
IPC: B62D53/02
Filed: 1977-01-18
Abstract: The rolling joint is used in multiplying articulated vehicles. This joint ensures independent deflection of wheel axles about the vehicle longitudinal axis. The supply pipes and other functional elements are protected at their penetrations without adversely affecting articulation of vehicle sections. The rolling joint shaft (12) fastened on rear part of vehicle is hollow and the rolling joint shaft in front part of vehicle is held in convex bearings. The supply and functioning elements of the vehicle are passed with watertight sealing through these hollow shafts. The flexible elements or ropes are guided in the centre of hollow shaft (12) and through watertight flexible round seals (17) at hollow shaft ends. One or more actuating rods are arranged concentrically at the hollow shaft centre. These rods are free to rotate and can move axially.
Patent DE-2704120-A1 (DE)
Title: Forage wagon with automatic load release - has inlet barrier connected to outlet flap which is automatically opened by feeler
Inventor: FISCHER PETER
IPC: A01D33/10
Filed: 1977-02-01
Abstract: The forage wagon has a release device with a feeler for automatically opening the flap. A movable inlet barrier (20) is mechanically connected with the outlet flap (12) that it shuts off the inlet opening when the outlet flap (12) is open and releases it when the outlet flap is closed. The inlet barrier (20), with a horizontal inlet opening consists of a carriage (20) which is provided with rollers (22) anc can move horizontally. A fixed expulsion device is used to push material on the carriage (20) into the trough (10).
Patent DE-2704583-A1 (DE)
Title: Measurement of ski frontal impact collision forces - using jointed dummy and attached transducer coping with various binding arrangements
Inventor: KIRSCH BERNHARD
IPC: G01M17/007
Filed: 1977-02-04
Abstract: A device measures forces occurring during frontal impact of skis on an obstacle. It consists of two frame logs attached to the ski binders. It is capable of producing comparative results for different ski bindings and different adjustments of the individual bindings. The legs are attached to a body about a rotation axis perpendicular to the longitudinal ski axis. A piece pivoting at one end is held on the body at its free end by a spring. A movement measurement device is mounted on either the legs or the body.
Patent DE-2712508-A1 (DE)
Title: Fire retardant polyacrylonitrile fibres and fabrics - produced by treating the polymer with a soln. of hydroxylamine and an organic base, then with a complexing salt soln.
Inventor: NEUKAM THEO DR
IPC: C08K5/00
Filed: 1977-03-22
Abstract: Halogen-free, difficultly flammable acrylonitrile polymers are made by (1) reacting the polymer with hydroxylamine soln. and >=1 organic amine, and (2) reacting the modified prod. with a metal salt soln. to form a complex. The process is esp. useful for flameproofing acrylonitrile fibres and fabrics. Treating the solid polymer as described obviates the final complexing treatment with an acid as used in prior art processes, which causes degradation of the polymer. Pref. the polymer is treated with an aq. soln. of a hydroxylamine salt and >=1 organic base such as triethylamine, diethylenetriamine, triethylenetetramine, pyridine or triethylenediamine.
Patent DE-2716648-A1 (DE)
Title: Direct pension amount indicator - has memory for pension regulations and uses logarithmic coordinate system with incremental growth curves
Inventor: BRANDENBURG HEINRICH
IPC: G06G1/00
Filed: 1977-04-15
Abstract: A direct indicator calculates German pensions from 1957. It takes account of the regulations introduced in 1957 concerning workers, employees and miners' pensions in enabling calculation and display of the pension status given relevant input information. A basic figure for a freely chosen pension year is determined from the legal formula and transferred to a logarithmic coordinate system. The coordinate system contains growth curves in one per cent increments and enables monthly pension to be read off. The adjustment value is fully variable and a movable superimposed abscissa permits readings for other years to be taken.
Patent DE-2718952-A1 (DE)
Title: Wooden cable drum flange shaper - has circular saw blade with coaxially aligned chipping units adjoining teeth
Inventor: SAND ANTON
IPC: B65H75/50
Filed: 1977-04-28
Abstract: Convex or concave curved cutting contours are made on panel shaped workpieces, such as the flanges of cable drums, of wood or similar. A power driven rotary saw and a centring unit are used. The blade is a circular saw blade (11), with chipping elements (13) firmly connected to it, directly adjoining the saw teeth (12) on the side facing away from the curved cutting contour (S) of the workpiece (16). These extend coaxially to the blade axis of rotation, away from this across an axial width (B13) at least equal to the width (BF) of a portion (F). The chipping elements may be helically arranged protruding from a cylindrical sheath (14) and held in this. Output and quality of work are improved.
Patent DE-2722693-A1 (DE)
Inventor: HRACHOWINA PETER ING
IPC: E06B9/01
Filed: 1977-05-18
Abstract: The grille (2) intended for glazed openings of doors (1) or windows consists of a surrounding frame (3) and grille bars located on the inside. The frame (3) lies externally on the edge of the opening and is provided with bores (8), running at least approximately parallel to the glass plane, for receiving fastening screws (11). In order to avoid the possibility of the grille being unscrewed by unauthorised persons also, bows (10) are fastened on the inside on the frame (3) by means of fastening screws inserted from the outside. The bows are fastened on the door (1) or on the window from the room inside by means of push-through screws (13). <IMAGE>
Patent DE-2724677-A1 (DE)
Title: 2-Benzyloxy-methyl-tetra:hydro-furan used as a herbicide - esp. against grassy weeds in crops such as beet, cotton, maize or rice
Inventor: SCHMIDT THOMAS DR
IPC: A01N43/08
Filed: 1977-06-01
Abstract: New herbicidal agents contain 2-benzyloxymethyl-tetrahydrofuran of the formula (I). Depending on the rate of application, (I) can be used as a total or selective herbicide. It is particularly useful for combatting grassy weeds in a wide range of crop plants, esp. beet, soya beans, beans, cotton, rape, groundnuts, maize and rice. (I) also has fungicidal and insecticidal activity. At a rate of 1.5 kg/ha pre-emergence, (I) is without effect on sugar beet, soya beans, maize, and rape, but gives 100% eradication of Echinochloa crus-galli, 60% eradication of Alopecurus mysosuroides and 90% eradication of Poa annua. (I) may be made up into conventional formulations such as solutions, emulsions, suspensions, powders, pastes and granulates.
Patent DE-2728503-A1 (DE)
Title: Raised demountable transportable house box unit - comprises truncated pyramid shells of trapezoid sectors on ring and telescopic tubes (PT 27.7.78)
Inventor: GALBIATI VINCENZO
IPC: E04B1/343
Filed: 1977-06-22
Abstract: There is a structural unit assembled from two shells(1, 2) of truncated pyramid shape, each made up from a series of trapezoid sectors(3) arched opposite ways and arranged horizontally, bounding a living room area. There are a number of spacer pillars(5) extending between the two shells' perimeters, with frames(6) attached to them. The unit is supported by a framework(15) in the form of a circular ring mounting, and fitted with a series of height-adjustable telescopic tubular uprights. This is easily dismantled into transportable elements, and has no direct contact with the ground underneath.
Patent DE-2729782-A1 (DE)
Title: Dyestuff-chemical application - using spray and electrostatic field to give consistent dispersion and penetration of fabric
IPC: D06B1/02
Filed: 1977-07-01
Abstract: Application of dyestuffs and/or chemicals to fabrics or non-woven materials is effected using an electrostatic field in which the dyestuff and/or chemicals are applied. Process ensures that the applied matter is accepted consistently over the whole of the fabric, on the surface and also in the core of the material. This allows the use of a wide variety of finishing and treatment materials to be applied, and also gives controlled dyed effects with unvarying results.