baber/WOPTO huggingface dataset:
Patent DE-1815591-A1 (DE)
Title: Clamp for leather textiles etc with spring - and press-plate
Inventor: LOEW HERMANN
IPC: D06C3/04
Filed: 1968-12-19
Abstract: Process clamp for leather, textile, plastics strip or web comprises two clamps converged by a lever in a trough housing. A lower L-shaped clamp plate at the front of the base-plate is hinged on and bent at its free end to bear on the base in rest. A leaf spring at the rear of the base forms an arc away from this and is adjoined by a step pointed into the housing and by a plastics press-plate for the L clamp plate. The upwards bent rear end of this press-plate acts as an abutment for the lever which is hinged in the housing and rests on the press-plate with a fitted roller.
Patent DE-1927508-A1 (DE)
Title: Plastic hoses and tubes with embedded rein- - forcement coils
Inventor: UWE NEUNDORF DIPL-ING
IPC: B29C48/16
Filed: 1969-05-30
Abstract: The thermo-plastic hoses have a reinforcing coil made of a similar plastic but of greater hardness, embedded in their walls. The coil is formed by introducing a strand of the harder plastic into the still plasticised and softer plastic of the hose wall, tangential to the hose that is moved axially relative to the strand.
Patent DE-1937810-A1 (DE)
Title: Benzenesulphonyl resins
Inventor: HELMUT WEBER DR
IPC: C07D221/22
Filed: 1969-07-25
Abstract: The title cpds. have the formula: where X is (a) where Z = H, halogen CF3, alkyl or alkoxy in the 4- or 5-posn. (b) where Z' = H, halogen or alkyl, Y = -CH2-CH2-, -CH-(CH3)-CH2- or -CH2-CH-(CH3)-, N-3-azaspiro/5,5/-undecane or the gps. Also the salts of these cpds. Used two lower blood sugar levels in dia betes mellitus. Advantages ability to reduce blood sugar levels considerably and over a long period.
Patent DE-1939485-A1 (DE)
Title: Standless roll frame
Inventor: KLAUS NEUMANN DIPL-ING
IPC: B21B31/04
Filed: 1969-08-02
Abstract: Comprises rotary tensioning anchor devices, moving in relation to stationary nuts, for adjustment of the inserts which carry the rolls and which are located symmetrically to the roll axis, the roll frame capable of being lifted above the tensioning anchors on two rigid beams. The adjustment gear is arranged at the cross-beams opposite the stationary nuts connected to the inserts, whereby the tensioning anchors can be disconnected from or coupler to the output of the adjustment gear.
Patent DE-1940907-A1 (DE)
Title: Treating granular moulding material
Inventor: VON DIPL-CHEM PILINSZKY GEZA
IPC: B29B7/94
Filed: 1969-08-12
Abstract: Granular material is intermittently injected at high - speed into a mould cavity and is treated with a medium to harden the moulded body. The moulding material is treated with the substance during conveyance and shortly before entering the cavity.
Patent DE-1945252-A1 (DE)
Title: Arylchlorosilanes from chlorosilanes and aromatic - compounds by irradiation process
Inventor: TAKAMIZAWA MINORU
IPC: C07F7/12
Filed: 1969-09-06
Abstract: A mixture of (CH3)3-nClnSiH (I) (wheren is 2 or 3) and an aromatic cpd. (II) Z-C6H5 (where Z is H, halogen, 1-12C (halo)alkyl, alkoxy, (halo)phenyl, phenoxy, benzyl or dialkylamino) is irradiated with light containing at least 30%, pref. over 40% rays of wave-length not exceeding 3800 A, in the presence of Cl2. The products (CH3)3-nClnSi-C6H5-Z, are obtained in good yield at atm. pressure and room temp. They are of interest as starting materials for silicone oils, varnished and rubber.
Patent DE-2002769-A1 (DE)
Title: Tube continuously vulcanised inside moving envelope
Inventor: BALMER SERGE
IPC: B29C35/06
Filed: 1970-01-19
Abstract: Tube is vulcanised by passing through hot pressurised medium in a closed chamber. During its passage the tube is surrounded by a protecting envelope consisting of endless belts passing around roller. The envelope is closed around the tube by rollers, before entering the chamber, then opened again after exit. Longitudinal edges of belts overlap to form sealed envelope.
Patent DE-2015648-A1 (DE)
Title: Coating opt veneered woods with polyesters - to obtain good adhesive and non greying of
IPC: B05D7/08
Filed: 1951-01-28
Abstract: A base layer is first applied to the surface of the wood, contg. as activator a Gp. 4 metal in the form of a salt e.g. vanadyl p-toluene sulphonate, onto this layer a covering layer of a photosensitive polyester is applied, contg. as catalyst, at least one peroxide cpd. of formula I - II: (wherein R1 is linear aliphatic hydrocarbon opt. branched by alkyl substituents; R2 is CH3 or phenyl; R3 is H, branched aliphatic hydrocarbon, mixed aliphatic-aromatic hydrocarbon with alkyl substituents in the aliphatic chain, or the acyl gp. of an aliphatic carboxylic acid substd. by alkyl gps. in the chain; n is 1 or 2). This base layer contains no pigments or it may contain carbon black and/or sol. colouring material. Curing is effected with u.v. irradiation.
Patent DE-2021052-A1 (DE)
Title: Removal of impurities from oxychalcogenide phosphors
Inventor: KROENES GERHARD
IPC: C01F17/294
Filed: 1970-04-29
Abstract: Oxychalcogenide phosphors activated with rare earth elements, esp. the expensive Y2O2S:Eu red phosphor, can be economically recovered from a suspension obtained by washing out the non-insolubilised parts of a PVA film (sensitised with (NH4)2Cr2O7) applied onto a colour TV tube and partly insolubilised by exposure to light through a negative, by a four stage process. In the first stage, the sensitisers, binders, and other additives are eliminated by reaction with organic acids, pref. acetic and/or citric acid, or their salts, or mixtures with alkaline substances, in the presence of strong complex-forming substances or oxygen-evolving substances, pref. in the presence of water at 90 degrees C; the reaction products are removed by washing with water. If antifoaming agents are present, they are removed in the second stage by heating the material to 200-500 degrees C. In the third stage, sulphide phosphor contaminants are converted into nitrates and washed out. The elemental S liberates during the third stage, is eliminated in the fourth stage by dissolving it in an organic solvent, pref. IPA. After filtration, the product is dried.
Patent DE-2031126-A1 (DE)
Title: Foam-core section - with outer pvc and inner asphalt paper cladding for roof sections
IPC: E04D3/35
Filed: 1970-06-24
Abstract: The outer surface of the hard-foam material is clad with PVC sheeting which contains asbestos fibres on its under side. The under side of the foam is clad with asphalt paper or other suitable material, and can be coated with polyethylene. An easily-laid roof section is provided which gives thermal insulation, and is resistant to weather on the outside, and condensation and other moisture on the inside.
Patent DE-2126276-A1 (DE)
Title: Two-part sieve screen - of sieve plate stretched over a support grid to form single unit with readily replaceable parts
IPC: B07B1/46
Filed: 1971-05-27
Abstract: The sieve screen comprises a support grid and the sieve which is a matrix of perforated regions and solid fastening strips. The support grid is of elastic of unelastic material and long enough to ensure that the sieve has to be stretched to fit over it. The transverse supports on the grid fit under the fastening strips of the sieve when it is stretched across the support. The curved edge of the sieve fits over that of the support grid so that they can be mounted and tensioned as one unit but the two parts are independently replaceable.
Patent DE-2133421-A1 (DE)
Title: Gravity die casting appts
Inventor: RICHARDS BRINLEY JAMES
IPC: B22D21/00
Filed: 1971-07-05
Abstract: For gravity die casting of metals pref. Al, and its alloys a two-part die is preheated, pref. to >350 degrees C. The die has a single runner leading into the cavity and a cover positioned by a ram by means of a piston and cylinder assembly. The cover contains a compressed air supply pipe for introduction of preheated air, a baffle to prevent direct impingement of air onto cast metal and a pressure relieve valve. An asbestos gasket on the cover forms a seal with the die. An arm on the cover energizes a contact mechanism to switch on the air supply when the cover is lowered into position.
Patent DE-2135034-A1 (DE)
Title: Reversible heat exchanger - single block change-over and non-return valves improve plant operation and gas losses
Inventor: NAKANISHI SADAYUKI
IPC: F28F27/00
Filed: 1971-07-14
Abstract: A reversible heat exchanger fitted with change over valve on its high temp. side and a non return valve on its low temp. side, whereby both valves accommodate two independent gas passages for fresh air and waste gas which are changed by altering the position of the valve plate arrangement of the change over valve only. The non return valve consists of 3 valve chambers separated by 2 parting walls, 4 valve plates arranged symmetrically to the centre of the central valve chamber and 5 gas parts. The control valve consists of 3 valve chambers, two valve plates arranged on a concentric shaft with pneumatic actuating means and 5 gas parts. Valve standardisation improves plant operation, shortens change-over sequences, reduces gas losses, as well as plant and installation costs and space.
Patent DE-2157790-A1 (DE)
Title: Sweetened coffee infusion - contains no preservatives impairing taste
IPC: A23F5/26
Filed: 1971-11-22
Abstract: A sugar-in-water soln. is filtered, heated in a boiler and then passed over a layer of coffee powder, after which the liquid is again filtered, then bottled and pasteurised. The prefd. appts. comprises a soln. feed tank, cationic ion exchange filter, boiler, infusion unit, second filter unit and bottling plant, with interconnecting pipework and pumps. The soln. will keep for long periods and contains no added preservative.
Patent DE-2161708-A1 (DE)
Title: Pigmented granulate feed hopper - provided with damper to change quickly from one colour to another
Inventor: CORDES HEINZ-JOHN
IPC: B29C48/03
Filed: 1971-12-13
Abstract: Colourless plastics granulate plasticising worm screw machine is provided with a pigmented granulate feed hopper, both granulates being supplied synchronously and the pigmented granulate being quickly changed by shutting off the bottom of the hopper with a differently pigmented granulate, the damper being opened when the machine begins to discharge colourless plasticised material.
Patent DE-2209019-A1 (DE)
Title: 3-substd methylthiocephalosporin - from 3-halo deriv and a mercaptan in dmf,dma or hmpa
Inventor: MURPHY CHARLES FRANKLIN
IPC: C07D501/04
Filed: 1972-02-25
Abstract: In a process for the prodn. of (I) (where X is Cl, Br or I; R is 1-6C alkyl, Z-CH- or Z-(CH2)m-A-(CH2)n-; Z is thineyl, furyl or Y is protected amino or hydroxy; Ais O, S or a bons; m is 0-4; n is 1-4; Q is H, F, Cl, Br, 1-6C alkyl, MeO, EtO, NO2 CN, OH or CF3; R1 is H, 1-6C alkyl, 1-6C haloalkyl, 3-8C alkenyl, 3-8C alkynyl, benzyl, methoxy benzyl, nitrobenzyl, Ph2CH, Ph3C, phthalimidomethyl, succinimidomethyl phenacyl or Me3Si, R2 is 1-6C alkyl, 2-6C alkyl (opt. substd. by OH, NO2, Di-(1-4C) alkylamino, CN or halo) 3-6C alkenyl, PhCH2, Ph pyridyl. thienyl,furyl, thiadiazyl, tetrazyl or CH2COR3; R3 is OR4 or N(R4)2, R4 is H or 1-4C alkyl and p is 0 or 1) the corresponding 3-halomethyl deriv. is reacted with R2SH at 0-50 degrees in the presence of DMF, DMA or HMPA. Thus (I, R = PhOCH2, R1 = p-nitrobenzyl and R2 = Me) is prepd. from the 3-bromomethyl deriv.
Patent DE-2239342-A1 (DE)
Title: Multi-ply bellows with pervious spacer - used as flexible joint esp for reactor piping with port for leak monitoring
Inventor: CARBERRY JOHN L
IPC: G21C17/00
Filed: 1972-08-10
Abstract: Multi-ply bellows, having concentric inner and outer plies, each of flexible circumferentially corrugated thin walled tube of fluid impervious material, with respective corrugations in radial registry and nested relationship, have fluid-tight sealing joints extending around circumference of ends of bellows, and have a spacer structure extending between the plies over the whole of the bellows. A port through the outer ply communicates with the space between the plies to allow monitoring or control of fluid pressure in the space, the spacer providing a free flow path through the space, being of fluid pervious wire mesh screen, with wires extending on a bias to axis of bellows.
Patent DE-2308868-A1 (DE)
Title: Sarcolysine optical resolution - by converting into the N-formyl derivative and treating with brucine
Inventor: KLJUKENE GEB DROBNITE REGINA B
IPC: C07B57/00
Filed: 1973-02-22
Abstract: (p-di(2-chloroethyl)amino -DL-phenylalanine) (DL-(I)) is treated with HCOOH and acetic anhydride resulting N-formyl-Dl-(I) is sepd. off and dissolved in EtOH the soln. is treated with brucine, cooled to room temp. to ppte. the brucine salt of N-formyl-DL-(I); the mother liquor is treated with ethanolic Na ethoxide and the resulting Na salt of N-formyl-L-(I) is sepd. off, dissolved in water and treated with 0.05-0.5 N HCl, the ppted. N-formyl-L-(I) is dissolved in 4-5 N HCl with heating, and the resulting L-(I) is sepd., the brucine salt of N-formyl-D-(I) is dissolved in EtOH and the soln. is treated as the mother liquor to give D-(I). DL-Sarcolysine is a known anticancer agent. The L-isomer has better therapeutic props., and this procedure enables prodn. of L-isomer of high optical purity without using expensive L-phenylalanine starting material.
Patent DE-2309704-A1 (DE)
Title: Injection moulding with internal step - with lateral and corner members sliding sideways
Inventor: SPOETZL MARKUS
IPC: B29C45/44
Filed: 1973-02-27
Abstract: The mould is closed by moving a central punch in through a frame plate, so that punch and plate enter a female tool together. After injection moulding, these two components are withdrawn but the frame plate stops before the end of the punch stroke while the punch continues outwards. Lateral and corner members which provide the inner step of the moulding then slide inwards towards the punch axis, releasing the moulding.
Patent DE-2320962-A1 (DE)
Title: Data processing machine with optical or magnetic reading - has unit on same movable carrier as printing head
Inventor: BARAN ALEXANDER STANISLAUS
IPC: H04N1/00
Filed: 1973-04-26
Abstract: A transport mechanism selectively either activates the printing head or the reading unit. The former comprises a tiltable and rotatable spherical or cylindrical head which can be moved by a carrier towards the line to be printed. The reading unit consists of an optical reading head with a light conductor to convey light from a source as well as a further light conductor for transmitting light reflected from the data carrier to a light sensitive element. The data carrier has marks which represent the coded machine program. The marks of the last line on the data carrier forms the parity bits. The printing head is manually exchangeable.
Patent DE-2326084-A1 (DE)
Title: Oestratriene 3-beta glucosides prepn - by adding 3-hydroxy steroid to a carbohydrate-contg. fungal culture medium
Inventor: PETZOLDT KARL DR
IPC: C07J17/00
Filed: 1973-05-19
Abstract: (A) The following process is new: (the A-B-C-D system is either CH2.CH2.CH.CH; CH2.CH=C.CH or CH=CH.C=C; R1=methyl or ethyl; R2 and R3=H or acyl; R4=H, methyl or acyl; V and W are each H and Z is H or acyl or V and W are together as oxo and Z is H, alkali metal or alkyl; X and Y are together as oxo or= X=OH or acyloxy and Y is H or lower aliphatic hydrocarbyl). The products of the fermentation are glucosides which may be converted to glucuronides by oxidation or free OH groups may be esterified or COOH may be converted to ester or salt conventionally). (B) Cpds. (I) are new when (a) R4=methyl or (b) X=OH or acyloxy and Y=lower aliphatic hydrocarbyl. (I) have hormonal, esp. oestrogenic activity. New (I) are esp. useful for treatment of gynaecological disorders and as contraceptives. SPECIFICALLY CLAIMED 17beta-hydroxy-17alpha-ethynyl-1,3,5(10)-oestratrien-3-yl-beta-D-gl ucoside and its 4'-O-methyl and tetraacetyl derivs. Some (I) have been prepd. (DT 1945620) by reacting appropriate steroid (II) with a halosugar in presence of a Cd salt to give a mixt. of alpha- and beta-glycosides. Present process is stereoselective giving only the beta-isomer.
Patent DE-2330981-A1 (DE)
Title: Heat-and chemical-resistant sheet for laboratory benches, partitions - has prestressed concrete cellular base filled with heat-resistant material
Inventor: PLAUK HELMUT
IPC: E04C2/288
Filed: 1973-06-18
Abstract: The prestressed concrete cellular base has multi-rib reinforcing bars arranged as two parallel lower bars and one central upper bar along the lengthwise and crosswise rims. The cells contain glass foam possessing a specific gravity of 0.1-0.7. The heat-and chemical-resistant layer stuck to the base consists of glass ceramics with a specific gravity of 2.5, and the adhesive is preferably of the asbestos-silicate-dispersion type. The adhesive connection is preferred, by other means may be used. The use of adhesive is of advantage when tiles are used as face cover.
Patent DE-2331306-A1 (DE)
Title: Foamed polyolefin mouldings free of cavities - suitable for insulation, upholstery or packaging
Inventor: TATZEL HERMANN
IPC: C08J9/22
Filed: 1973-06-20
Abstract: Foamed articles are made by compressing a mixt. of finely divided polyolefin with 0.3-4.0 g, per l, polyolefin, of a solvent-free curable blinder to 40-80% of the original bulk vol. of the mixt., whilst treating it with a gas of greater permeability coefft. than air. The polyolefin specif. has a crystallinity of >20 wt% at 25 degrees C and MFI 0.1-200 g/10 mins (190 degrees C/2.16 Kg, ASTM-D 1238-65T) and pref. is high pressure polyethylene of 0.918-0.935 g/cm3. The granules have an ave. dia. of 1-35 mm, pref. 3-20 mm and have a bulk density of 5-200 g/l, pref. 10-60 g/l. The binder is esp. a polyester or an epoxy resin, pref. in an amt. 0.6-2 g/l. The gas, (permeability coefft. measured to ASTM D 1434-63), is pret. ammonia or CO2, though (halogenated) hydrocarbons (b.pt. is not >15 degrees C) or CO may also be used. Compression is pref. to 50-70 vol%.
Patent DE-2333343-A1 (DE)
Title: Coin operated vending machine for parking tickets - with locking mechanism to prevent fraudulent ticket removal
Inventor: CRESSWELL-CLOUGH DERRICK
IPC: G07F11/68
Filed: 1973-06-30
Abstract: The machine has an output shaft supporting a toothed wheel that engages with perforated tickets. An actuator is released for movement from a first to a second position when a coin is inserted. A locking mechanism prevents shaft rotation when the actuator moves into the first position and releases the shaft when the actuator moves into the second position. A drive rotates the shaft sufficiently to dispense one ticket during consecutive movement of the actuator from first to second and back to first position.
Patent DE-2350349-A1 (DE)
Title: Circular knitter needle selection system - has a control cam to select individual needle for activation by the lock
Inventor: HATAY CHARLES PROF DR
IPC: D04B15/68
Filed: 1973-10-08
Abstract: The design of a needle selection system in a circular knitter, for selected needles to be tripped by the lock mechanism, has a control cam rotating on an axis running across the needle axis, for the needle but to be selected individually for the respective needle to be activated or moved to the inoperative position, the control cam being synchronised with the operation of the lock and the needle bed. The system provides a simple needle selection process, individually, according to the pattern requirements.
Patent DE-2350364-A1 (DE)
Title: Oxygen-ion conducting ceramics metallisation - by reductive sintering and thermal decompsn. of thorium, yttrium or zirconium hydride
Inventor: ZIEGLER GEB HAAG RENATE
IPC: C04B41/88
Filed: 1973-10-08
Abstract: Hydrides of Th, Y and/or Zr are used in the metallisation of an oxygen-ion conducting ceramic (e.g. ThO2-Y2O3, ZrO3-Y2O3 or ZrO2-CaO) by applying metal hydride powder, sintering in a reducing atmos. and then heating to the decompsn. temp. of the metal hydride. The ceramic pref. is annealed in a reducing atmos. before applying the powder. Powder with a particle size 1 mu is pref. Prods. used as solids electrodes, e.g. in appts. for metering the O2 content of gases and liq. metals. Metallisation (as a base for soldering) is achieved without detriment to the electrochemical properties of the ceramic.
Patent DE-2350752-A1 (DE)
Title: Contact-free speed measurement on railway sections - where train and stations are connected through information-exchanging single-core cable
Inventor: AFFOLTER PETER DR PHIL
IPC: G01P13/04
Filed: 1973-10-10
Abstract: The invention relates to railway sections which have a single core cable laid along the track for use in connecting the train with stations for the exchange of information. Such cables have a covering of insulation material which is capable of withstanding weather conditions. Measurement of the speed of the train over such sections is effected by the incorporation in the cable before it receives its protective covering of static signal generators. These are arranged at set intervals, so as to generate a series of electric impulses in signal detectors on the railway engine, these being a measure of the speed of the train.
Patent DE-2400838-A1 (DE)
Title: Priming appts. for natural or artificial stone workpieces - has contra-rotating rotors with peripheral elastically flexible sheets
Inventor: WOLF KARL
IPC: B05C11/04
Filed: 1974-01-09
Abstract: Appts. for priming natural or artificial stone workpieces has a rotor extending transversely of the direction of motion of the workpieces, with elastically flexible plate- or leaf-like tools distributed over its periphery, to press on the priming mass. A further rotor is provided, both rotors extend mutually parallel and above the workpieces, and can be driven in contrary directions. Pref. the rotor lying forward in the direction of motion of the workpieces has the tools in the working position movable forward in the direction of motion of the workpieces and vice versa for the rearward motor. Rapid and satisfactory priming is obtained.
Patent DE-2401190-A1 (DE)
Title: Hand transportable radioactive sources container - for demonstration and educational purposes, is mfd. from aluminium
Inventor: ADLER PETER DIPL PHYS DR
IPC: G21F5/00
Filed: 1974-01-11
Abstract: Hand transportable container for radio-active sources with particular applications to demonstration, experimental and educational purposes. The cylindrical aluminium container is structured internally to provide segmental shaped compartments for the storage of sources and for a combined manipulation locking rod. In the sealed state the manipulator locking rod inhibits rotation of the end closure and integrally mounted cams restrain source movement during transport. Unscrewing of the manipulator locking rod from its base mounting with subsequent withdrawal facilitates rotation of the end closure and the alignment of the closure access hole with any of the storage compartments. In the aligned state the manipulator locking rod can be screwed into the source holder and the holder with its encapsulated radio-active source withdrawn as an integral safe assembly.
Patent DE-2422116-A1 (DE)
Title: Dosing unit for filling row of casting machines - arranged in a circle with the furnace and dosing unit at the centre
Inventor: ENGEL WERNER
IPC: B22D39/02
Filed: 1974-05-08
Abstract: Casting device uses a container, e.g. a holding crucible, for molten metal located at the centre of a circle on which numerous casting machines, e.g. chill-casting machines are located with their runner bushes on the circle, and with a rotary doser using a scoop and a conveyor to feed the dosed amount of metal to a selected machine. The crucible is on the axis of the circle with a concentric, circular path for the dosing device. The conveyor for the scoop is pref. an arm on a horizontal pivot, the arm moving radially from the crucible to the moulds; alternatively, a gutter may be used to feed the molten metal from the coop to the moulds. A large number of casting machines or pressure-die-casting machines may be filled in a short time using one dosing unit.