baber/WOPTO huggingface dataset:
Patent DE-2214596-A1 (DE)
Title: Primary spirit - by distillation of grain mash
IPC: B01D3/00
Filed: 1972-03-25
Abstract: Ethyl alcohol and desired distillates ('primary spirit') are produced from a grain mash by a combined distillation/rectification in a multiple column system in which the grain mash is stored and maintained at is not >95 degrees C for >=60 mins, the treated grain mash is then denatured in a column and the resulting alcohol and volatile vapours are concd. in a further column in which the most volatile forerunnings and the least volatile bottom product are for the most part recycled and the distillate is purified in the last column to give the desired aroma-rich product.
Patent DE-2222473-A1 (DE)
Title: Cns-active medicament complexes - with antacid action
Inventor: MIYATA SHIGEO
IPC: C07C57/30
Filed: 1972-05-08
Abstract: Complexes of formula (I); MgxAly(OH)2x+3y-z(A)z.aROH (where A is (i) a mono- or di-valent anion of a CNS-active medicament with a COOH, OH or SO3H functional gp., or (ii) a combination of a mono- or di-valent anion of a CNS-active medicament and =50 mol.% (based on the total amt. of anions) of halogen, NO3, CO3 or SO4 ion; R is H or Et; x, y and z are integers such that 1/4 = x/y =8, 1/20  z/(x+y) 1/2 and 0.25 = a/(x+y) =1) with the X-ray diffraction pattern (d angstrom/relative intensity): 15.23-44.14/6; 7.96-21.02/100; 0.93-9.40/40; 2.61-6.41/20; 2.34/21; 2.00/22; 1.76/4; 1.66/4; 1.53/9; 1.50/11.0, are useful as oral medicaments combining the CNS activity of A (esp. analgesic, antipyretic, antirheumatic and anti-inflammatory activity) with an antacid action. They are pref. prepd. by reacting MgX2 (where X is halogen or NO3), AlY3 (where Y is halogen, NO3 or lower alkoxy) and AM (where M is H or alkyl metal) in H2O or EtOH at a pH >=8.0.
Patent DE-2238904-A1 (DE)
Title: 5-acyl-iminostilbene derivs - reaction of 5-acyl-iminodibenzyl with bromine and heating
Inventor: WUNDERLICH HELMUT DR
IPC: C07D223/22
Filed: 1972-08-07
Abstract: Cpds. of gen. formula (I): (where R is Cl or Br) are prepd. by reacting a cpd. (II): with elemental bromine in a ratio of 1:1 to 1:2.3 in inert organic solvent, opt. using catalysing initiating agents such as light or dibenzylperoxide at room temp. to max. 100 degrees C to form a cpd. (III): (where R1 is H or Br) and heating (III) opt. in the presence of organic solvent at 100-200 degrees C. Prefd. solvents for the bromination reaction are halogenated hydrocarbons. Solvents for reaction of (III) are halogenated hydrocarbons, or solvents which react with Br themselves such as paraffin oil, tetrahydronaphthaline, xylene, carboxylic acids or -anhydrides, used in equal quantities as (III). (I) are inters. for medicaments, esp. for psychopharmaca and anticonvulsives. The process is simpler than known processes, giving a high yield and purity. Isolation and purification of (III) which has skin-toxicity, is not necessary.
Patent DE-2311215-A1 (DE)
Title: Piezoelectric ceramic body - with addn. of magnesium fluoride to increase electro-mechanical coupling factor
Inventor: SCHICHL HERMANN DIPL-ING DR
IPC: C04B35/48
Filed: 1973-03-07
Abstract: The piezoelectric ceramic body is based on Pb(Mg1/3 Nb2/3)O3 - PbTiO2-PbZrO3 with the addn. of MnO2 and MgF2 (0.05-0.2 wt. %) and has a pref. compsn. Pb(Mg1/3 Nb2/3)o.25 Tio.42 Zro.33 O3 + 0.5 wt.% MnO2 0.1 wt.% MgF2. The addn of the latter increases the electro-mechanical coupling factory (up to 10%). The starting material are ground together, reacted, ground again and moulded under isostatic press. (about 1500-3600 atm.) at room temp.; the sintering is carried out in an oxidising atmos. of 1240-1300 degrees C. The body is used for a filter or delay conduct.
Patent DE-2311747-A1 (DE)
Title: Carpet dyeing/impregnation process - with angled fabric path to the stencil drum
Inventor: ROMMEL HEINZ
IPC: B41F15/08
Filed: 1973-03-09
Abstract: A broad rod is provided to lift the carpeting above the level of the stencil drum so that it descends to the supporting table or conveyor, passing round 90 degrees of the stencil drum to prevent the thin dyestuff splashing out prematurely, and damaging the even application of a single solid colour.
Patent DE-2324255-A1 (DE)
Title: Automatically operated pipette - having means of loading, moving and emptying
Inventor: BAECKMANN ADOLF VON DIPL CHEM
IPC: G01N35/00
Filed: 1973-05-14
Abstract: For use with radioactive metal solns. for X-ray spectroscopy sampling. Has removable sheath for syringe type pipette. Loading device has air operated insert to load and rails can carry pipette to pipetting machine. This has means of moving pipette in vertical plane by piston, of pulsing air down the pipette or of position piston in vertical plane. Many other refinments.
Patent DE-2326637-A1 (DE)
Title: Machine lubrication arrangement - conveys oil against the effect of centrifugal force in e.g. machine tool parts
Inventor: REINKUNZ ERICH DIPL ING
IPC: F16N7/36
Filed: 1973-05-25
Abstract: The assembly consists of a rotating shaft with longitudinal passage for the lubricant, with a connecting radial bore to the periphery of the shaft. The latter is covered by a fixed ring which is provided with a feed pipe and funnelled inlet. The i.d. of the ring has a circumferential recess or chamber to act as a reservoir between feed pipe and oilway, which is eccentric to the shaft circumference, and having its deepest section in the vicinity of the feed inlet. This ensures relatively low pressure at the inlet and high pressure at outlet to provide uni-directional flow. Greater efficiency is obtained if the longitudinal bore is located near the shaft periphery.
Patent DE-2327988-A1 (DE)
Title: Long-chain alkyl-ketene dimers prodn. - from fatty acid chloride and tert amine, and purificn. by washing
Inventor: STEIN WERNER DIPL CHEM DR
IPC: C07D315/00
Filed: 1973-06-01
Abstract: In the prodn. of title dimers by reacting long-chain fatty acid chlorides with short-chain trialkylamines (pref. NEt3) in an org. water-immiscible solvent, the resultant trialkylamine hydrochloride is sepd. by brief washing with dil. neutral salt soln. pref. ca 10% Na2SO4 soln. The amt. of solvent needed is much less than usual, giving higher throughput capacity, lower process costs and a lower health and fire hazard. Washing ensures very rapid sepn. in contrast to the usual slow filtration method. Reaction is carried out at a concn. of reactants in the soln. of 20-50 wt.%. Addn. of the acid chloride soln. to the amine soln. results in improved yield.
Patent DE-2329059-A1 (DE)
Title: Liquid sieve with cleaning spray - has baffles or second spray on dirty side to prevent dirt sticking
Inventor: HAMMELMANN PAUL
IPC: B01D35/28
Filed: 1973-06-07
Abstract: An appts. for extracting solids from a liquid comprises a sieve with a spray pipe set at some little distance from its clean side, to wash back clogging particles, as in the Parent Patent. In the Patent of Addition, trapping and deflecting means are provided on the dirty sides, to minimise the quantity of water remaining there after cleaning.
Patent DE-2330773-A1 (DE)
Title: Transfer device for blow-moulded containers - has top extended drop chute underneath blow mould leading to conveyor with side guides
Inventor: POTT HEINRICH
IPC: B65G69/16
Filed: 1973-06-16
Abstract: After moulding the containers are dropped through a chute which is laterally extended at the top. On leaving the chute and before reaching the conveyor they are kept upright by an arrangement of adjustable guide plates with horse-hair brushes. This slows them down in their descent. On reaching the conveyor a motorised upright guide piece pushes are articles out of the brushes the desired distance forward. The guide piece then returns to its original position, and the device is ready to receive the next drop of containers. The guide elements may be mutually adjustable. The brushes may be offset by 90 deg. and may have a slider for handling the containers.
Patent DE-2332475-A1 (DE)
Title: Automatic cut out for magnetic tape mechanism - rotating shaft rolls round halting pressure pulley producing lateral movement which actuates cut out
Inventor: SUZUKI NOBUO
IPC: G11B15/10
Filed: 1973-06-26
Abstract: Tape movement stops when the end of the tape is reached and when this occurs the pressure pulley pressing the tape against the driving shaft stops rotating. A second shaft geared to a rotating shaft rolls round the circumference of pulley pushing the free end of a lever via a 'U' shaped lever and a rod against a rotating cam on the driving shaft. The cam consequently activates a latching lever which releases a start or cut-out bar. Reliable automatic cut-out at the end of the tape is achieved.
Patent DE-2334700-A1 (DE)
Title: Coin operated gambling machine - has credit decade counter and holding timing input at given logic level
Inventor: KUBATSCH GUNTER
IPC: G07D1/00
Filed: 1973-07-05
Abstract: A gambling machine has electronic credit control with a decade counter. One decade output is connected through a capacitor of a few nf to one input of an EXCLUSIVE-OR-gate held at a given logic level by a resistor and through a further capacitor of a few hundred pF to the other input of the gate which is held at a different level by two resistors. The gate output is connected by a pulse-lengthening monostable flip-flop and one or more further gates to a signal amplifier, so that when the logic level at the decade output changes, a pay-out motor is energised and an appropriate coin is paid out.
Patent DE-2342388-A1 (DE)
Title: Pressure maintenance system for oil-cooled cables - has buffer reservoir coupled to pump outlet to absorb pressure fluctuations
Inventor: LINKE GUENTHER DIPL-ING
IPC: H02G15/26
Filed: 1973-08-20
Abstract: The oil supply system has an oil buffer reservoir coupled to the output side of the pump and to the input side of the oil-cooled cables. The buffer reservoir absorbs fluctuations in oil pressure, especially when the pump is switched on so that sudden pressure increases are avoided and therefore do not cause the pump to be switched off again almost immediately by the pressure overload monitoring system. The reservoir fluctuations in volume are less than a tenth of the volume fluctuations in the cable section and correspond to between one and ten times the quantity of oil pumped per minute by the pump.
Patent DE-2343779-A1 (DE)
Title: Pressurised shaft seal on zone melter - for semi-conductor rods in protective atmosphere
Inventor: KELLER WOLFGANG DR
IPC: C30B13/00
Filed: 1973-08-30
Abstract: Semi-conductor rods are purified by zone melting in protective atmosphere using a coil surrounding the rod which is clamped at both ends to rotating shaft. The shaft is sealed by circular oil fitted seals, these being pressed against the shaft by the pressure of the oil. This is maintained by air supply and should be 0.5 atm. above the max. pressure inside chamber. Device is useful for crucibleless zone melting operations, during which wide pressure variations can occur, preventing shaft sealing problems. The seal described can deal with all conditions from vacuum to high positive pressure.
Patent DE-2347366-A1 (DE)
Title: Drilling and milling support - has milling carriage gear coupling to tool drive shaft
Inventor: SCHERER BERNHARD
IPC: B23C9/00
Filed: 1973-09-20
Abstract: Drilling and milling support for machine tools, with a spindle box feeder, into which the drive shaft of the circulating tool extends. In front of the forward lengthways surface at the face end of the feeder, a stationary or lengthways adjustable milling carriage is fitted, with the circulating milling head on one side, the driving gear of which is connectable to the tool drive shaft in the spindle box feeder. The gear in the milling carriage, by means of a gearwheel on a shaft extending into the spindle box feeder and parallel to the tool drive shaft is engageable in a gearwheel driven by the tool drive shaft by lengthways displacement of the milling carriage.
Patent DE-2365457-A1 (DE)
Title: Lignin and cellulose recovery from oat husks - by digestion, methanol or acetone washing, concn and alkali chlorite or hydroxide treatment
Inventor: FRIESE HERMANN PROF DR ING
IPC: D21C5/00
Filed: 1973-11-23
Abstract: Lignin and cellulose are extd. from oat husks by (a) MeOH- or acetone- washing of the solid residue obtd. by digestion of oat husks in a 2-step process: (1) with alkali hydroxide or chlorite and (2) with inorganic acid, and concentrating the soln. to recover lignin, (b) treating solid residue from (a) with a dilute, alkali chlorite soln. having basic pH or at 88-95 degrees C with dilute alkali lye, opt. with addn. of H2O2. The thermoplastic, reactive lignin obtd. can be used as raw matl. for dyes and pesticides. Cellulose can be powdered and used, inter alia, as food, cellulose. Process allows complete utilisation of starting matl. In 1st step, AcOH is dissociated, crystallisation-inhibiting N-cpds. are dissolved, pentosans are not attackd. Cellulose is obtd. at water bath temps. in >70% yield.
Patent DE-2400378-A1 (DE)
Title: Sand scattering device for motor vehicles - has heated chippings fed to drive wheels via valve controlled by slider
Inventor: GEORG JOHANN
IPC: B60B39/04
Filed: 1974-01-04
Abstract: The sand scattering device is for motor vehicles of all kinds of road traffic when there is ice and snow. Cease gravel or chippings are fed through pipes from a heated container to the drive wheels. Vibrators in the form of a relay allow hot chippings to flow out continuously. At the end of the pipes is a slider, which can stop nor start the scatter process. The scater device itself is controlled from the driver's position or cab. The reservoir container is filled with fresh abrasive particles from side or top openings.
Patent DE-2401827-A1 (DE)
Title: Tractor-drawn maize-row hoeing machine - has shaft extending back with steering mechanism fixed rigidly to tractor
Inventor: TOENNJANN WILHELM
IPC: A01B39/08
Filed: 1974-01-16
Abstract: The machine is suitable for hoeing between the rows in plantations, nurseries and such like, and is fixed to the three-point linkage of the tractor. The basic chassis of the machine consists of a triangular-shaped yoke, a support girder and a hoeing mechanism. To the bottom ends of the yoke are fixed rods, and to the two top converging ends is fixed the top piston, thereby causing the basic frame to move up and down, and sideways. The machine is steered by a rigid shaft, on the back end of which is a driver's seat and foot-rest. A steering-shaft is designed along part of its length as a cable drum in which two traction cables are wound in the same direction with their ends joined to parts of the basic chassis. A transmission shaft extends the entire width of the basic chassis.
Patent DE-2403698-A1 (DE)
Title: Robot components position measurement - involves marks on components which are picked up by T.V. cameras and analysed by computer
Inventor: SCHLOBIES CHRISTOPH DIPL PHYS
IPC: G01S5/16
Filed: 1974-01-26
Abstract: The marks on the components of the arm of the robot are in a binary code and consist of a series of accurately printed or painted bright and dark lines; in addition to the masks on the various components diagrams are applied e.g. a square, which allow the computer to make an easy analysis of the position of the components. The marks and symbols printed on the robot component emit light of a given wavelength, which may be filtered out in the t.v. camera objective. The robot arm is operated in a room or a limited space, and the t.v. cameras monitoring its movement are placed around it.
Patent DE-2404092-A1 (DE)
Title: Clamping ring for pipe joint - has equispaced axial grooves on its circumference for increasing elasticity of the ring
Inventor: SCHULZ GUENTER
IPC: F16L19/08
Filed: 1974-01-25
Abstract: The arrangement of the grooves on the circumference of the clamping ring increases the elasticity and it preserves sufficient effective surface area. The clamping ring has a number of longitudinal slots whose depth is such that the remaining wall thickness equals at least the depth of the internal clamping grooves. This clamping ring retains its spring characteristics, and can be used also for other clamping rings with one radial cut. The flexible ring accommodates tolerances and can be reused. The axial grooves ensure flexihity even if the ring diameter is relatively small.
Patent DE-2407853-A1 (DE)
Title: Plastic cell accumulator for electric vehicle - has frame with grill for active material and wall with conductive coating
Inventor: SCHOLZ RUEDIGER
IPC: H01M4/02
Filed: 1974-02-19
Abstract: Materials and method of construction of an accumulator used on a traction vehicle or similar type of equipment. The cell is made up from a plastic frame with a grill filled with an active material such as lead dust, lead paste, nickel flakes etc, producing a positive and a negative plate. the two frames are separated by a plastic dividing wall which has sections coated with conducting material. The sides of the frames are sealed off by the dividing wall, while the conducting sections are embedded in the active material along narrow strips. The plastic frames of the two plates are held apart by a spacer frame fitted at the bottom and contains a corrugated separator.
Patent DE-2408774-A1 (DE)
Title: Black and white print prodn. on a printing plate or film - for four colour printing by use of direct screen negatives
Inventor: JAHN HELMUT
IPC: G03F3/04
Filed: 1974-02-23
Abstract: Production of a black and white print on printing plates or film material for reproduction purposes, by producing three basic colour prints, yellow, red and blue mutually spaced in the grid (scree) at 30 degrees to each other, and producing a black and white print on a printing plate or film by exposure through the three basic colour prints arranged one behind the other. Saves labour and time and eliminates moire phenomena in the print.
Patent DE-2410385-A1 (DE)
Title: Low noise pile driving and extraction machine - uses pulsating pressure in cylinder used as reaction mass
Inventor: BETZ FERDINAND DIPL ING
IPC: E02D11/00
Filed: 1974-03-05
Abstract: The pile driving and extraction machine is used for making or extracting sheet piling and posts. The machine operates with a pressurised medium which is pumped into a cylinder with a piston for actuating the machine. The low noise level is achieved by supplying the medium under pulsating pressure. The cylinder which acts as a reaction mass is made as heavy as possible. The piston slides vertically in a heavy as possible. The cylinder is chambe is supplied with pulsating pressure which is increased and decreased cyclically. The piston can be charged with medium on both sides. The piston rod is connected to a coupling head which has a slot for connecting to the top of the pile. The cylinder is held by a rope on a support structure. This driving unit has a relatively simple design and it has no complicated guides.
Patent DE-2413625-A1 (DE)
Title: Portable centre-drilling attachment - has self-centering double clamp fitted with slide extension to carry the drill
Inventor: ROTTLER HORST
IPC: B23B45/14
Filed: 1974-03-21
Abstract: The design of the arrangement is such that it can be carried to the often awkwardly shaped or too heavy workpiece instead of the other way around. The arms of the gripping device are shaped in such a way that an accurate centering ensues automatically when the device is attached to a cylindrical workpiece of any diameter. The double arrangement of the gripping pincers ensures that the position of the bore is true not only in radial, but also in axial direction. In addition to the portable use, the attachment can be fitted to a base and used as a stationary centering device.
Patent DE-2414302-A1 (DE)
Title: Coil-winding device with wire feed cam rotating slowly - so that as coils turns number increases during winding process
Inventor: KRAUSE DIETER DIPL ING
IPC: H01F41/071
Filed: 1974-03-25
Abstract: The coil-winding device has a wire feed having a length corresponding to the thickness of the wound coil. The wire feed consists of a rotating cam having a roughly oval shape. As the winding proceeds, the cam rotates slowly with increasing thickness of coil. The wire passes from the supply drum over the feed cam, over a deflection roller, through a guide collar to the coil former. The deflection roller position is altered as more and more turns are applied to the coil -- i.e. as the cam rotates. The winding device avoids error compensation.
Patent DE-2414348-A1 (DE)
Title: Protective cct. for integrated MOS cct. - has control MOS transistor between cct. terminals and supply voltage source
Inventor: BASSE PAUL-WERNER V DIPL ING
IPC: H01L27/02
Filed: 1974-03-25
Abstract: The protection circuit is intended for an integrated MOS circuit on a semiconductor chip, as a safeguard against destruction owing to defective signals. Between the supply voltage for the semiconductor chip and the MOS circuit supply voltage terminals is incorporated a normally conductive, protective MOS transistor over its controlled path. The transistor constant is so chosen as to have a low resistance value in conductive state. The semiconductor chip is provided with a control voltage which applies a voltage to the control input of the protective transistor, when a combination of undesirable signals appear. This voltage converts the transistor into blocking state. Preferably the protective transistor is arranged on the semiconductor chip in a parallel configuration to the chip edge.
Patent DE-2419348-A1 (DE)
Title: Covered muzzle launching tube for rockets - has flexible cover held in inner groove in launcher barrel
Inventor: HELLMUND HERMANN ING GRAD
IPC: F42B39/00
Filed: 1974-04-22
Abstract: The launching barrel cover is held in such a manner that it does not stick on the nose of the launched rocket. The cover plate is held in the groove within the barrel bore close to the muzzle opening. This cover plate is made from a flexible material such as plastics or metal. The cover plate is held in the grooves in the barrel bore. Additional loose support members are fitted between the seat under the cover plate and in the slots on the rocket nose. These supports ensure stability of the rocket during transport. The cover plate can be covered on both sides by metal foil for moisture sealing and for shielding of electromagnetic radiation. The cover plate is pushed out of its seat when the rocket is launched and it is reliably discarded together with the support members.
Patent DE-2420599-A1 (DE)
Title: Gas separator for gases in highly fluid liquids - has separating chamber with vent at its top and liquid level gauge
IPC: G01F15/08
Filed: 1974-04-27
Abstract: The gauge operates the vent in accordance with the liquid level, and shut-off valve is provided in the outlet behind a flowmeter. The gas separator housing has an annular inelt chamber, connected at its lower end to the inlet pipe, and with the main chamber only along its top end. The outlet opens near the main chamber bottom. An evaluating device has an upper and a lower float responding to different liquid levels, and an interacting control device opens or closes the vent when both floats tend to move in the same direction. The inlet duct is arranged so that the liquid is led in tangential to the inlet chamber.
Patent DE-2428400-A1 (DE)
Title: Vacuum cleaner nozzle with oscillating sweeper brushes - is designed with crank gearing to remove dirt away from brushes
Inventor: APPEL WOLFGANG
IPC: A47L9/04
Filed: 1974-06-12
Abstract: The vacuum cleaner nozzle is provided with a movable height-adjustable brush (17) which is fastened to the coupling rod (15) of a crank gear mechanism so that during rotation the crank disc follows an endless cam track which lies in a plane at right angles to the carpet and part of which lies in the plane of the carpet. This means that where the sweeper brushes move in a swing motion the accumulating dirt is stripped off and sucked up whilst the brushes are still in contact with the carpet. The crank gear can be designed so that the sweeper brush follows a very flat elongate curved track wherein at the turning point the brush is practically at a standstill.