baber/WOPTO huggingface dataset:
Patent DE-2702355-A1 (DE)
Title: Rotary thin film evaporator with large surface - comprises hollow radial fins and central tube with horizontal axis
Inventor: ROETZEL WILFRIED PROF DR ING
IPC: B01D1/22
Filed: 1977-01-21
Abstract: A steam-heated, slowly revolving rotary evaporator in intended for carefully controlled evaporation of liqs. The evaporator is shaped like a large tube with fins (the fins being hollow as well as the tube), and revolves slowly about its horizontal axis. The fins are formed of a large number of circular plates closely spaced from one another, with sealing rings alternately at ther inner and outer peripheries, and spacers in the regions where there are no sealing rings. Pref. the distance between the plates can be varied. The liq. maybe contained inside the vessel and forms a thin film on the interior of the fins as the vessel rotates, the heat being supplied by steam inside a closed container outside the vessel; or the heating may be inside the vessel and the liq. and evaporated vapour outside. A very large evaporating surface is obtd. and is continuously supplied with heat since steam or condensate is in contact with it in all regions.
Patent DE-2704425-A1 (DE)
Title: Medicaments for gastric ulcer treatment - contg. resin for binding bile acids
Inventor: HIGUCHI TAKERU
IPC: A61K31/785
Filed: 1977-02-03
Abstract: Medicaments for treating gastric ulcers associated with pylorus dysfunction and backflow of bile acids from the duodenum into the stomach comprise (a) a nontoxic, nonabsorbable resin capable of binding bile acids, (b) an alkalising agent capable of buffering bile acids, and opt. (c) an inert carrier. The medicaments are easy to administer (orally) and are capable of preventing ulcers in susceptible patients and of rapidly healing ulcers if already present.
Patent DE-2705433-A1 (DE)
Title: Mineral compsn. for human or animal feed supplement - prepd. by aq. leach of inorganic material, e.g. fly ash, volcanic ash etc.
Inventor: BERTHELSEN VIGGO
IPC: A23L21/25
Filed: 1977-02-09
Abstract: A mineral compsn. is prepd. by aq. leach of an inorganic material to dissolve the desired elements, and opt. evaporating the water. The inorganic material is pref. fly ash (obtd. from combustion of powdered anthracite in an electricity generating plant), volcanic ash, lava or dolomite (all finely divided). Process is pref. at acid pH, maintained using CO2, HCl, H2SO4, acetic acid, citric acid or ascorbic acid. Amt. of inorganic material is pref. 10-1000, esp. 20-100 g/1 aq. leaching agent, contact being for 2-3 days with agitation. The aq. mineral compsn. may be used as a mineral supplement for domestic animals, or as a mineral drink for humans.
Patent DE-2706288-A1 (DE)
Title: Garden rake with plastics crosspiece - has adjacent tines braced to each other at top by shaped bars
IPC: A01D7/06
Filed: 1977-02-15
Abstract: The rake has a plastic crosspiece (1) with an attachment (4) for the shaft. The tines (3) are braced to each other near their mounting ends. The bracing (8) forms a gap which narrows towards the cross-piece (1) between each two tines (3). The bracing consists of parallel, crossed, U or V shaped and/or curved bars. Alternatively, it can consist of a curved strip. The cross-piece can be in the shape of a double T shape.
Patent DE-2709537-A1 (DE)
Title: Assembly of components while mfg. moulded plastic component - with interference fit by local elastic deformation of projections
Inventor: DEVILLERS JEAN-PIERRE
IPC: A45C5/02
Filed: 1977-03-04
Abstract: Method for assembling a first component of moulded thermoplastic material and a second rigid component of any material is carried out by force fitting projections on the second component in at >=1 seat formed by moulded recesses and/or projections on the first component, while the first component is leaving the mould and still in the plastic state. Force fitting is performed by localised elastic deformation of the seat on the first component, with elastic return of the deformed edges to their original position to fix the projections of the second component in position. These edges are then stabilised by hardening the material with cooling of the first component.
Patent DE-2710578-A1 (DE)
Title: Elastic red gravel sports area or path - comprises elastic layer and covering mat below red gravel coating
Inventor: BESTMANN LOTHAR
IPC: E01C13/06
Filed: 1977-03-11
Abstract: The process is for making outdoor squares, paths, playing areas or similar, with red gravel surfaces, and ensuring that these are elastic and retain their elasticity. A layer (3) of elastic material is first applied to the vegetation-covered base or substructure (1), and a covering mat (4) is laid on this. The red gravel coating (5) is finally applied to the mat, and worked into the playing area or path surface. The layer of elastic material may be preceded by another covering mat (2). The elastic material may be rubber and re-used wool, while the mats can be of fibre weave with non-rotting fibres.
Patent DE-2712195-A1 (DE)
Title: Pad dyeing or printing polyester or polyamide fibrous material - and fixing by condensing methylene chloride onto material from vapour
Inventor: BIRKE WALTER
IPC: D06P3/82
Filed: 1977-03-19
Abstract: In pad dyeing or printing materials (partially) of polyester or polyamide fibres or filaments by applying an aq. bath and/or printing paste of a disperse dye followed by fixing the dye with methylene chlroide (I), the improvement comprises condensing (I) on the material and opt. drying. Fixing is carried out in a shorter time than prior art with improved recovery of (I).
Patent DE-2712639-A1 (DE)
Title: Device for continuous filling of foundry moulds - in which two swivel arms carry ladles between holding furnace and casting track
Inventor: DOMRES HANS GEORG
IPC: B22D35/04
Filed: 1977-03-23
Abstract: Casting plant for the continuous filling of moulds with a melt, pref. molten metal, using a holding furnace which tilts and has a launder for filling max. three casting ladles fed via roller tracks onto pick-up stations. At the stations the ladels can be pickd up by two independent swivel arms which have a swivel radius matching the radius of two curved sections of a casting track along which a row of moulds is fed. Each casting section is pref. fitted with an emergency drain- and preheating-station for a ladle, located on the swivel radius of arms, which are pref. move through min. 180 degrees. Plant is simple and reliable and consists of two casting sections each with a ladle arm, so that even if a breakdown occurred on one section, the other can be used.
Patent DE-2715577-A1 (DE)
Title: Untying and distribution device for rolled bales - has scraper floor and inclined conveyor fitted on tractor-pulled chassis
Inventor: SACHT HANS-OTTO DR ING
IPC: A01K5/00
Filed: 1977-04-07
Abstract: The tractor mounted untying and distribution device is for rolled bales of agricultural material. There is a scraper floor inclined to the delivery side with restraining tines and an inclined conveyor which circulates in the same direction but faster than the scraper floor while rising more steeply and being fitted with ripper tines. The scraper floor and the inclined conveyor feed forwards and are fitted on a chassis which is pulled by a tractor. In the delivery region of the inclined conveyor, there is a horizontal transverse conveyor belt which extends over the conveyor width and is driven on both sides.
Patent DE-2716925-A1 (DE)
Title: Prefabricated house with wide eaves - has vented roof space so that temp. gradient induces air flow for ventilation
Inventor: SILBERKUHL WILHELM JOHANNES DI
IPC: F24F7/02
Filed: 1977-04-16
Abstract: The single-storey prefabricated house is so constructed that the air in the roof-space (11) is warmed by the sun, and the air immediately surrounding the outside walls is kept cool by wide overhanging eaves. The resulting temperature gradient causes air circulation through vents (13) under the eaves, and in the ridge (14). By providing adjustable cool air inlets (18) in the walls (1), and vents (19) in the ceilings, the rooms of the house may be connected to the air circulation as a form of air conditioning. Air circulation may be assisted by fans.
Patent DE-2719017-A1 (DE)
Title: Collapsible fog dispersal unit for airfield - has elongated tube hung from helicopter and discharging airflow from rotor blades
Inventor: HIEMER WILLIBALD
IPC: E01H13/00
Filed: 1977-04-28
Abstract: The device for fog dispersal, esp. at ground level on airfields, is in the form of a large, and esp. long, tube-type configuration. Its top outlet end, where the unit is suspended vertically lengthways below a helicopter (2), is covered towards the top, but has at least one outlet aperture at the edge while its bottom suction end is open. The unit is light in weight and collapsible or foldable. Its walling is pref. made of plastic or woven textile, or other light material, stiffened by a frame structure. There may be several frames axially offset, made of wood or plastic, with interconnecting cables. The unit may be widest at the bottom, tapering upwards.
Patent DE-2719482-A1 (DE)
Title: Quantitative assessment of hair treatment - using comb incorporating strain gauge to measure hair resistance to combing before and after treatment
Inventor: KOECHER RALF DIPL PHYS
IPC: G01L5/00
Filed: 1977-05-02
Abstract: A specialised hairdresser's comb incorporates a strain gauge, which can be used quantitatively to assess the effectiveness of various kinds of hair treatment by measuring the resistance of hair to combing before and after treatment. A steel comb has a strain gauge mounted roughly between teeth and handle, with a cable and plug attachment. When the hair is combed, a reading is obtained from the circuit associated with the strain gauge of the deflection of the comb and so of the resistance to combing of the hair. Some typical graphs of readings and assessments of them are given.
Patent DE-2721130-A1 (DE)
Title: Epitrochoidal IC engine with inlet through piston - has two stage carburettor supplying piston port and second port in housing periphery
Inventor: KLAUKE DIETER
IPC: F02B53/10
Filed: 1977-05-11
Abstract: The epitrochoidal IC engine has first inlet (8, 7) in which mixt. is induced from one side of the engine housing (6) to the other through axial passages in the piston (4). A second inlet (3) leads directly from a peripheral part of the housing into the induction zone of the housing. The engine has a two stage carburettor whose first stage is connected to the first engine inlet and has a Reynolds number >=1. The second stage of the carburettor is connected to the second engine inlet and has a Reynolds number 1.
Patent DE-2721898-A1 (DE)
Title: Jig for laying and spot welding foil on pipe - to cover electric cable used to heat pipe carrying molten sodium in nuclear power plant
Inventor: BOECKERS DAGOBERT
IPC: B23K11/10
Filed: 1977-05-14
Abstract: Trolley using at least one roll to press a strip of foil (a) onto a substrate (b); carries a spot welding appts. using two electrodes (c) for making spot welds at regular intervals between materials (a,b) as the trolley travels along the substrate. The substrate, esp. a pipe (a), is pref. used as a rail along which the trolley travels. The pref. trolley has two profiled rollers mounted on a pair of spring-loaded scissor levers, one lever carrying a spring-loaded plate fitted with electrodes (c). The free ends of the levers are fitted with handles which, when pressed, form two spot welds, and rotate the rollers through a specific angle via a ratchet mechanism, so the trolley moves along pipe (a) by a specified amt. Used in nuclear power plants, molten metal coolant flows along pipes (a) fitted with a Cr-Ni resistant-heating cable to keep the metal liq. when the reactor is switched off. The cable is protected from damage by a stainless steel foil (SSF) (b) spot welded onto pipe (a) by a human using the trolley for fast, accurate welding.
Patent DE-2722146-A1 (DE)
Title: Flat rope splicing component - has stem of rectangular vertical section joined by curved portions to inner faces of heads
Inventor: STROBEL M HELMUT DIPL ING
IPC: D07B1/22
Filed: 1977-05-16
Abstract: The flat rope splicing components each comprise a stem with heads at both ends securing the rope strands together. The stem has a rectangular vertical section, joined by a small radiused portion all around at the ends onto the inner face of the head, which is at right angles to the stem. The heads are each longer than they are high, and each have top and bottom edges parallel to the large top and bottom surfaces of the stem. The ratio between the vertical section of the head and that of the stem can be at least 10:1, and that between stem width and thickness at least 2:1.
Patent DE-2724325-A1 (DE)
Title: Roller shutter or venetian blind coating - has foil or embossed paper applied to slats to improve finish and weatherproofing
Inventor: PFAENDER HEINZ G PROF DR ING
IPC: E06B9/17
Filed: 1977-05-28
Abstract: The coating makes dirt traces, dents and other unsightly spots on the surfaces of venetian blinds, roller shutters or roller blinds less conspicuous. It also reduces the noise created by opening and closing venetian blinds or rolled shutters, and improves weather resistance. A surface layer is applied to the front and/or rear side of the slats, covering them except on their edges. After assembly but before installation, coloured or embossed paper or foil sheet is applied by gluing, welding or use of self-adhesive foil. They may be cut from a sheet matching the size of the blind.
Patent DE-2729427-A1 (DE)
Title: Adult height semi-spherical frame tent - has one-piece spokes extending radially from centre post in umbrella-frame-like configuration
Inventor: FORGET LEONEL
IPC: E04H15/28
Filed: 1977-06-29
Abstract: Flexible, one-piece spokes (28) extend radially to the left around the centre post (5). The tops of the spokes (28) are hinged to the top of the centre post (5). A tent covering (1) is laid over the spokes (28), with its centre fixed to the top of the central post (5). The bottom edge of the covering (1) is fixed to the bottom edge of the spokes (28). An extension to the central post (5) is connectd coaxially at the bottom and can be removed. a ring (20) slides along the central post (5) between two positions for opening and closing. the bottom of the post extension (12) has a loop into which the erector places his foot to pull it downwards. A locking mechanism (23) on the central post (5) is fixed near the bottom. An expanding ring (21) on the central post (5) has radial notches (26) around its circumference corresponding in number to the spreader bars (30).
Patent DE-2730625-A1 (DE)
Title: Copper wire with thick electroplated tin coatings - where wire is annealed below the m. pt. of tin and has good solderability
Inventor: WITTE JOHANNES
IPC: C25D5/50
Filed: 1977-07-07
Abstract: The wire is made by one or two process: (a) A Cu wire is drawn, electroplated with Sn, and annealed; or (b) A Cu wire is electroplated with tin, drawn and annealed. In either case the Cu wire has a softening temp. below the m.pt. of tin, and the wire drawn to final size is annealed at a temp. below the m.pt. of tin for 2-8 hrs. Annealing is pref. at 170-140 degrees C in a non-reducing atmos.; and the Cu wire is electroplated with nickel 2 mu m thick prior to tin plating. Tin coatings >3-7 mu m thick can be obtd. with uniform thickness, providing protection against corrosion and also good solderability in the mfr. of electric conductors and circuits.
Patent DE-2740033-A1 (DE)
Title: Water jet mouth treatment device - has supply tube with delivery jet and branch connection for treatment fluid container
Inventor: DEMEROUTIS VASSILIOS
IPC: A61C17/032
Filed: 1977-09-06
Abstract: The device for cleaning teeth and gums consists of a flexible tube (2) for connecting to a water tap (1), with a nozzle (3) at the other end so that the water can be squirted as a jet into the mouth of the user. Between the nozzle and the delivery end of the tube (2) is a tee connection (4). A suitable vessel (5) containing a treatment fluid (6) can be attached to the side branch (4c) of the tee so that the fluid mixes with the water as the jet is used. An alternative design incorporates a valve and a manipulating handle.
Patent DE-2745805-A1 (DE)
Title: Anchor tube for masonry blind fixture - has taper wedge attached to tie rod to produce radial expansion as anchor tube is installed
Inventor: EHRHARDT HEINZ
IPC: F16B13/06
Filed: 1977-10-12
Abstract: The anchor tube (1) which is installed in a blind hole in masonry is provided with an interal expansion mandrel (2). The tapered mandrel is located at the leading end of the anchor tube,and attached to it is a tie rod (3) which extends outside the rear end of the anchor tube. When the anchor tube is being installed, a hexagon nut (4) on the threaded end of the tie rod (3) is screwed against the end face of the anchor tube (1). A the tie rod is pulled through the tube, the tapered mandrel (2) is forced into the tube so that it is radially expanded inside its location hole.
Patent DE-2748761-A1 (DE)
Title: Turbine with rotor mounted in venturi tube - has defined ratios for larger and smaller blade parts and venturi diameters
Inventor: GONGWER CALVIN A
IPC: B63H5/14
Filed: 1977-10-31
Abstract: The turbine has a bladed rotor (7) mounted inside a venturi tube. The inlet end (33) of the venturi tube is the same diameter as the outlet end (31), and greater than the middle part (22) near the rotor blades (9). The ratio between the larger diameter parts (31, 33) and the smaller diameter part (22) is between 1.3 and 2.0. Each blade, seen in end elevation has a tip (23) and a root (27) which is larger than the middle part (25). The ratio between these larger parts and the middle part is between 1.25 and 2.25.
Patent DE-2753695-A1 (DE)
Title: Mixts. of copper complex reactive azo dyes - for use on cellulose and polyamide fibres and leather
Inventor: LACH DIETRICH DIPL CHEM DR
IPC: C09B62/095
Filed: 1977-12-02
Abstract: Dye mixts. contain >=2 reactive dyes of formula (in (I) X is F, Cl, Br or a tri-substd. amine gp.; Y is a gp. contg. SO3H). Used in dyeing and esp. printing of cellulose textiles, natural and synthetic polyamides and leather. High brilliance and very good fastness, esp. to light, washing and perspiration. They give level prints, i.e. contrast to the single dyes. Pref. X is F or Cl; Y is NHC2H4SO3H, sulphophenylamino opt. substd. with Cl or methyl, or esp. m- or p-sulphophenylamino.
Patent DE-2756730-A1 (DE)
Title: Chinese ink fountain pen assembly - is fitted with capillary tube and ink storage container consisting of thin, flexible, non-elastic material
Inventor: SCHELL GERMAN ING GRAD
IPC: B43K8/18
Filed: 1977-12-20
Abstract: A Chinese ink pen is used with a capillary tube into which a wire projects carrying a fall weight at its other end. The capillary tube (3) is connected to the Chinese ink storage container (10) without any ventilation and equalisation channel. The ink storage container consists of a very thin, flexible, non-elastic material and is fitted with a length reinforcement so that it reacts to the most minute change in pressure by only falling radially inwards. The ink container is enclosed by a cylinder (12) the walls of which consist of a rigid material and filled with a liquid and connected to the ventilation and equalisation channel (5) to balance the pressure.
Patent DE-2758196-A1 (DE)
Title: Flat link chain for haulage conveyor - has special links with carriers between normal links and spaced at predetermined distance
Inventor: KISNER RICHARD W
IPC: B61B10/04
Filed: 1977-12-27
Abstract: Flat link chain for haulage chain conveyor includes outer links with a flat outer surface and inner links pivotably attached behind each other to common bolts and special links with carriers mounted at a predetermined distance between the normal links. The inner links (22) are bent outwards and their outer surface projects in an extension of outer surface of the outer links (28, 32). One link (30a) of the carrier chain links is bent inwards to the chains middle and is provided with a flat surface in the middle part. The other link (30b) of the carrier chain links is bent outwards from the middle of the chain and has a flat surface which is in line with the flat surface of the outer links (28, 32). The outer links (32) which join the carriers chain links have at their front end a projection (34) which with its end surface (36) is positioned a predetermined distance over the inwards displaced part of the carrier link (30a).
Patent DE-2800794-A1 (DE)
Title: Motor vehicle hinged boot etc. lid supporting compression spring - has middle support sliding on support within spring screwed to block
Inventor: BROCKHAUS ERNST
IPC: E05F1/12
Filed: 1978-01-09
Abstract: The compression spring is used for the hinged boot lid or bonnet of a motor vehicle. These hinged parts are supported by the spring on opening or closing. The noiselessly working springs have long life even if they are subjected to painting and preparatory degreasing. The compression spring (6) is supported at its middle by a block (8) sliding on a central support tube within the spring. The spring is screwed on the block helical web (13). The block ends are shaped to match the dished spring holding end plates (9, 10) on compression of the spring.
Patent DE-2802270-A1 (DE)
Title: Vacuum cleaner with rapidly insertable fan unit - which is clamped between two flexible supports and includes tension ring
Inventor: SCHMITT NORBERT
IPC: A47L9/22
Filed: 1978-01-19
Abstract: The vaccum cleaner for sucking up dust has a fan unit (4) which is clamped in the housing (1) between two flexible supports (3, 5) which are displaced axially opposite each other. The fan unit (4) rests against one annular shaped support (3), and the other support (5) touches the unit's housing. The fan unit (4) is positioned with its motor axis at right angles to the lengthwise axis of the vacuum cleaner housing (1) on the annular support (3). The other support (5) is positioned between the unit housing, and a tension ring (6) placed on the unit housing. The ring (6) has radially protruding arms (8) which push under corresponding arms (9) joined to the vacuum cleaner housing (1). An adjustable cam (10) is situated between the one arm (8 or 9) of the ring (6) and of the vacuum cleaner housing (1).
Patent DE-2804826-A1 (DE)
Title: Underground passenger transit train - has two axled bogies positioned between low-slung cells and supporting power control units
Inventor: MOELLENDORFF HELMUT VON DIPL I
IPC: B61D3/10
Filed: 1978-02-04
Abstract: The train for an underground public transport system comprises a series of standardised passenger cell units borne by sets of running gear set between them and at the ends. The running-gear units between cells are double-axled bogie frames, those at the train centre, at least, being drive units. Detachably mounted power control units are supported by the intermediate bogies. Cells may be mounted via beak or swans' neck type supports.
Patent DE-2812780-A1 (DE)
Title: Propeller shaft highly torsionally elastic coupling - has bearings with halves enclosing springs, distorting elastically in axial direction
Inventor: WALTER JUERGEN
IPC: F16D3/06
Filed: 1978-03-23
Abstract: The coupling has a high degree of torsional elasticity, bearings being included for radial and axial support. The design is for use with a drive incorporating a flexible propeller shaft, and avoids excess load on bearings of the power unit or the driven machine as the shaft length alters. The bearings (18, 20) distort elastically in the axial direction. They can be split along radial lines, with springs (19, 21) fitted in the gaps (22). They can remain rigid up to a predetermined axial load, distorting elastically only when this is exceeded.