baber/WOPTO huggingface dataset:
Patent DE-2026593-A1 (DE)
Title: Laminated panels prodn - using a two component adhesive
IPC: B29C63/02
Filed: 1970-05-30
Abstract: Cover layers are applied to support panels by means of an intermediate layer of a two component adhesive, the one component being applied to the upper side of the support panel and the other component to the lower side of the cover layer, and then the components being bond together optionally using pressure. Used for applying cover layers to fibre board and chipboard panels, and paper and plastics laminates. The covered panels can be produced more simply using a two component adhesive.
Patent DE-2043437-A1 (DE)
Title: Elastic,thermostable,linear polymers - from diimido-dicarboxylic acid esterified and reacted with hydrazine
IPC: C08G73/16
Filed: 1970-09-02
Abstract: Insulating material for electrical conductors, also useful for films, foils and fibres, is obtained by reacting 2 moles of an anhydride of an aromatic tricarboxylic acid with 1 mol. of an aromatic diprimary diamines, esterifying the resultant dicarboxylic acid with mono- or dihydric alcohols, reacting the product with hydrazine then condensing to give a cresol-soluble polymers.
Patent DE-2050404-A1 (DE)
Title: 1,2-dihydropentalenes - useful as medicaments and intermediates prepd by cyclisation of aminovinyl-fulvenes
IPC: C07C13/44
Filed: 1970-10-14
Abstract: many of which are novel cpds., are prepd. by treating a 6-(2-tert. aminovinyl)-substd. fulvene with a base, pref. piperidine or morpholine, and opt. reacting the 1,2-dihydro-3-(tert. amino)-pentalene produced with a metal hydride or organometallic cpd., pref. LiAlH4 or a Li alkyl, aryl or aralkyl in an inert solvent, followed by hydrolysis. The products are intermediates for medicaments.
Patent DE-2056422-A1 (DE)
Title: Dewaxing of lube oils
IPC: C10G73/06
Filed: 1970-11-17
Abstract: Lubricating oils are dewaxed by (a) treating in a first stage with a solvent having a low b.p. in order to remove the major part of the paraffin waxes including the isoparaffins, and (b) treating the normal waves remaining in the oil with a saturated urea soln., in order to provide an oil with a low freezing point, and a wax with a low oil content. Gives lubricating oils entirely free of paraffins, and waxes entirely free of oil. The process and apparatus are cheap, as low pressures are used, and external cooling sources, such as ammonia, are avoided.
Patent DE-2061072-A1 (DE)
Title: Circular knitting machine - giving simplified toe closure by using
Inventor: NEBEL ERHARD
IPC: D04B9/46
Filed: 1970-12-11
Abstract: In making a panty hose or stocking, the toe is closed by laying a course round the needles which is not knitted in, and during the continuation of knitting, a force is exerted on this end, which pulls the toe completely closed. The end is then knitted as the toe is completed, so that it will not re-open during use. The closed point can also be heat sealed. The machine using this technique can start knitting at the welt or toes, and also make a double type toe.
Patent DE-2063101-A1 (DE)
Title: 19-nor-delta 1,3,5(10)-steroids - by partial electrochemical - reduction
IPC: C25B3/25
Filed: 1970-12-12
Abstract: The process involves electrolysing at constant current 19-nor-DELTA 1,3,5(10)-steroids which contain as reducible grps. isolated double or triple bonds and/or conjugated carbon-carbon double bonds, in the presence of an electroconductive salt in a solvent of formula: NR1R2R3, where R1, R2 and R3 are H, alkyl or aryl, and opt. in the presence of a further solvent. The products are intermediates for steroid pharmaceuticals. The electronconductive salt may be an alkali(ne earth) metal salt, or anium (ammonium phosphonium, oxonium or sulphonium) complex salt, suitable anions are halides, tetrafluoroborates, sulphates, perchlorates, arylsulphonates and alkylsulphonates.
Patent DE-2107890-A1 (DE)
IPC: E04G21/16
Filed: 1971-02-18
Abstract: 1276628 Installation apparatus for suspended ceilings CONCH INTERNATIONAL METHANE Ltd 19 April 1971 [20 Feb 1970] 8191/70 Heading E1W [Also in Division F4] A suspended ceiling is assembled from above by means of an apparatus which aligns a panel 4 above its seatings on end plates 5 of hangers 3 and lowers it onto those seatings. The apparatus comprises a tube 11 with brackets 14 which accommodate a bar 12 on which one edge of the panel 4 rests. The opposite edge is supported on a similar bar of an adjacent opposite handed apparatus. The apparatus is supported in its working position by engagement of the tube 11 end with a spigot 21 on the associated hanger and by engagement of a slot 18 in the bracket 17 of the handle 19 with a similar spigot. With the panel positioned on the rods 12 with holes 8 over pegs 6 rotation of the apparatus by movement of the handle 19 through 90‹ results in the panel being lowered into position and released. In the rotated position the hook 15 and the prongs 16 come out of engagement with the respective hangers and the apparatus may be removed. The invention may be used in conjunction with ceiling structures described in Specification No. 1236863. Apertures 8 in the panels may be elongated to allow for thermal expansion. The panels may be heat insulating or acoustic, corrugated or tray like and may have transversely extending box section members 7 to span between hangers.
Patent DE-2134587-A1 (DE)
Title: Air filter - consisting of particles of foam material with open pores mixed with absorbent substances and/or redox catalyst
Inventor: MORONI ROLF
IPC: B01D53/02
Filed: 1971-07-10
Abstract: Gas filter consists of a free mass of a finely divided material composed of flakes or granules of an open posed foam mixed with absorbent substances and/or catalysts forming part of a redox system. Esp. useful for filtering air in order to remove disagreeable odours and fumes e.g. in kitchen hoods. The filter has a greater efficiency and durability than carbon filters, and is easy to use.
Patent DE-2135037-A1 (DE)
Title: Adjusting tube extrusion gap - by electric control circuit with various setting positions
Inventor: JESINGHAUS RUDOLF DIPL ING
IPC: B29C48/09
Filed: 1971-07-14
Abstract: Control system for the gap width of an extrusion head for producing plastic tubing comprises a multi-step switch which is operated as the extrusion process proceeds. For each extrusion cycle, the switch is moved through a switch cycle. At each position, the switch actuates one of several electrical emitters, the signal from which is fed to a variable-gain amplifier; the amplifier operating the adjustment device, esp. a hydraulic piston-cylinder unit which varies the gap width. The position of the rod which leads from the piston-cylinder unit to the extrusion head sends a feedback signal via a potentiometer to the variable-gain amplifier, to indicate the actual gap width.
Patent DE-2144808-A1 (DE)
Title: Biological sewage treatment plant - using activated sludge process
Inventor: ZAHNOW SIEGURD
IPC: C02F3/12
Filed: 1971-09-08
Abstract: A cylindrical outer tank, of stacked prefabricated rings, is sub divided by radial walls into the following sect or shaped chamber:- at least one pre-sedimentation chamber, aeration and post sedimentation. The raw sewages fed to the first and the effluent flows from the last which has a sloping floor leading close to the gap at the base of the dividing wall from the aeration chamber. A compressed air lift pipe against that same wall has its inlet close to the end of the sloping floor and has a swivelling elbow outlet which can feed any of the other chambers.
Patent DE-2151978-A1 (DE)
Title: Swellable free lime contg portland cement - by tempering the clinker before gypsum addn
Inventor: JUNG FRITZ DR
IPC: C04B7/02
Filed: 1971-10-19
Abstract: The clinker is held at 600-1250 degrees C, pref. 1100 degrees C for a time between the usual cool-down time in cement mfr and a few days, pref. 6-24 hrs. then 5% gypsum added with optional addn of the usual cement. additives. More reproducible swell properties are achieved.
Patent DE-2164206-A1 (DE)
Title: Electric resistor - with hard metal layer on substrate for rotating potentiometers and slide resistors
Inventor: HIEBER KONRAD DIPL PHYS
IPC: H01C17/08
Filed: 1971-12-23
Abstract: Electric resistor has a layer of a material (I) based on hard metal ona substrate. This resistor hs high mechanical stability, high resistance to corrosion and abrasion and high adhesive strength, making a protective coating unnecessary. The temp. coefft. of resistance is very low and the electrical characteristics can be controlled by incorporating amorphous C. Specif., (I) consists of a carbide (II) and a metallic binder (III), (II) being V, Cr, W or Ta carbide and (III) Ni or Co. (I) can be produced by cathodic sputtering, evapn. from a crucible using an electron beam or thermal decompsn. of the corresp. metal acetylacetonates.
Patent DE-2201660-A1 (DE)
Title: Extraction of hot gases - pressure probes between mix opening and ring chamber regulate gas extraction rate
Inventor: PIEPER ERWIN
IPC: F27B1/18
Filed: 1972-01-14
Abstract: A method of extracting hot gases from smelting furnaces, whereby the gas extraction rate is regulated by pressure probes located between the mix opening and the ring chamber actuating throttle devices, so that a low pressure for maintaining the minimum required air flow through the mixing is ensured. After the ring chamber a combustion chamber is arranged provided with air regulators controlled by an oxygen measuring probe, followed by a water lock. The device ensures that no poisonous or contaminated gas can escape even at the minimum flow rates.
Patent DE-2202596-A1 (DE)
Title: Sintered permanent magnets - from cobalt lanthanide does not exhibit irreversible temp coefft
Inventor: LAMOTTE EMMANUEL DE DR
IPC: C22C19/07
Filed: 1972-01-20
Abstract: Magnet is produced by sintering fine particles of a Co lanthanoid alloy contg. Ln, Ce, Co, at 950-1200 degrees C and then heat treating at 700-1000 degrees C. The lanthanoid Ln is Y and/or La or Sn and/or a light lanthanide except Ce or Pm. For sintering and heat treating the powder compsn. is Ln1-xCexCOn or Sm1-xCexCO4.4 where 3.5  mu 5 and 0.1  x 0.3. For sintering only, the compsn. is Ln1-x-CexCO5 or Sm1-xCO5 to which is added a Co lanthanoid alloy before heat treating; in this case 0.1  x 0.3. In the latter case the Co lanthanoid alloy contains by wt. 46-65% Sm and 54-35% Co; the wt. % of Co being 62-64 w.r.t. the total wt. of the mixt. The sinter temp. being >250 degrees C.
Patent DE-2204165-A1 (DE)
Title: Pipe joint - of swollen soft modified pvc ring which shrinks after installation
Inventor: HOEVE THEODOOR ADRIAAN VAN
IPC: B29C61/06
Filed: 1972-01-29
Abstract: An elastomeric layer of natural or synthetic rubber type material is placed over the joint zone and clad with a ring of soft modified PVC which is 20 - 25% smaller than the dia. of piping, but which is expanded 30 - 40% on site by immersion in a swelling agent of acetone and/or methylene chloride, and allowed to shrink after mounting. Provides a sealed joint for plain-ended pipes, which offers a cheaper system than profiled piping with jointing flanges.
Patent DE-2208100-A1 (DE)
Title: Tritium extraction - from fusion reactor with integral sepn
Inventor: SCHMITTER KARL-HEINZ DIPL ING
IPC: G21B1/11
Filed: 1972-02-21
Abstract: Tritium is extracted from a fusion reactor through the reaction of fusion zone neutrons with the Li surrounding blanker and the cycling of the reaction products through a sepn. plant integrally constructed with the reactor. The sepn. plant is connected tto the interspace formed between the Nb enclosed Li blanker and the tritium-resistant outer liner enclosed by the magnetic pinch coils. The interspace is filled with a turbulent gaseous/mineral particulate mixture which is cycled through a cyclone separator to remove the gas which is passed to a mixing tank where make-up gas and particulate e.g., Ti, Zr or uranyl cpds. are added from feed tanks prior to re-cycling to the interspace. The tritium residue is passed through a separator and into a storage tank.
Patent DE-2307002-A1 (DE)
Title: Friction welding alloys and metals - using an applied force, esp a deformation process
Inventor: EBBINGHAUS ALFRED DIPL ING
IPC: B23K20/12
Filed: 1973-02-13
Abstract: Metal parts consist of >=2 different metals joined by friction welding through an applied force, esp. a deformation process, e.g. drop forging. The surfaces of the metals may be pre-formed or pre-treated and the process is esp. suitable when the deformation is applied vertically to the mating surfaces. E.g. a highly-alloyed stainless steel can be joined to a high-tensile steel, thus providing a corrosion resistant surface with reduced material costs.
Patent DE-2341834-A1 (DE)
Title: Vehicle anti-theft device - has logic circuit delivering alarm signal of limited duration e.g. for sounding vehicle horn
Inventor: SCHROEDER WOLFGANG DIPL-ING
IPC: B60R25/10
Filed: 1973-08-18
Abstract: The logic circuit supplying the alarm signal has a flip-flop with its trigger input supplied from a NOT-AND gate and/or a preceeding amplifier, with the output of the flip-flop connected via an inverter with the START-STOP input of a START-STOP pulse generator. The reset input of the flip-flop is supplied from a reset cct. and connected to each stage of a counter the input of which is supplied from the START-STOP pulse generator, and the output of each counter stage connected to a gating matrix. The latter is formed by AND/OR gates whose inputs are connected to the outputs of the START-STOP pulse generators and/or the counter stages, and their outputs are connected in part to the amplifier (1), the input NOT-AND gate, the START-STOP pulse generator (C) or the counter and in part to the alarm cct.
Patent DE-2343455-A1 (DE)
Title: Automatic electric toaster with rod-like filaments - has bread holder moving down horizontally under weight of bread past heater
Inventor: HUEBNER HEINZ-RICHARD
IPC: A47J37/08
Filed: 1973-08-29
Abstract: The holder for the slice of break is mounted to swivel on one side round a horizontal axis and under the weight of a slice of break swivels down at a predetermined speed thereby moving the bread through the horizontally mounted heating filaments. On the side of the swivel bearing remote from the holder is a projection containing a counterweight which engages with a nose in grooves in the projection and the holder and counterweight are balanced so that when there is no bread on the holder the latter is horizontal. A friction brake is set in the bearing and can be adjusted to determine the time taken by the holder to move down past the heater. After passing by the heating elements the toast can be removed by hand whereupon the holder returns to its original position. The toast is held on the holder by U-shaped wire brackets.
Patent DE-2357058-A1 (DE)
Title: Domestic rubbish collector vehicle - has self-propelled satellite vehicle detachable from slewing conveyor tube with intermediate container
Inventor: ERTL HERBERT
IPC: B65F3/02
Filed: 1973-11-15
Abstract: The vehicle is for the collection of rubbish from domestic dustbins, having a rubbish transport tube slewing out to the side, with an operating and control cab at the free end. The cab with intermediate rubbish container is in the form of a self-propelled satellite vehicle. It can also be equipped with a drive coupling it up to the motor vehicle, by which it controls the latter, and a coupling mechanism automatically engaging and disengaging with the transport tube of the mother vehicle, and which discharges into the interior of the latter. It can have a ramp by which it drives up onto the mother vehicle, and its battery can be charged from the latter.
Patent DE-2358609-A1 (DE)
Title: Production of closed hollow body in metal - uses backwards extrusion process operating on solid, cylindrical components
Inventor: DOHMANN FRITZ DIPL ING
IPC: B21K21/00
Filed: 1973-11-24
Abstract: Production of a closed hollow body in metallic material by means of a backwards extrusion process operating on solid, cylindrical components where a compression process so carries on simultaneously with the cup pressing process that during the punching movement which penetrates into the workpiece, there is a plastic condition in the complete material volume. The ratio of outside diameter of the raw component to internal diameter of the press bush is 0.6 to 0.7. The danger of the inner stamps bowing outwards and thus causing an eccentricity of the bore of the single-side enclosed body with respect to the outer covering is lessened.
Patent DE-2359510-A1 (DE)
Title: Adaptive equaliser for data TV and telephone - has multiple terminal network with transfer function controlled by error signal
Inventor: POSTL WOLFGANG DIPL ING
IPC: H04L27/01
Filed: 1973-11-29
Abstract: The above network has one input and several outputs, and the received signals to be corrected are applied to it. The error signal is obtained by comparison of the equaliser output signal with a reference signal. The linear multiple terminal network operates in the i.f. range, and the summator output signal, or the network output signals are transposed to the baseband before their comparison with the reference signal. The summator output signal is applied after transposition, into the baseband to at least one other equaliser whose transfer function is also controlled by the error signal. The adaptive equaliser operating in the baseband is a recursive or a non-recursive equaliser.
Patent DE-2360761-A1 (DE)
Title: Anti-condensation cover for caravan walls - fitted with self adhesive foam spacers for fitting plastic fibre mats
Inventor: KROLL MANFRED W
IPC: B62D29/04
Filed: 1973-12-06
Abstract: The problem of condensation on the inside walls of caravans is solved in the main patent by mats of plastic or glass fibre material, moulded with spacing grooves etc. to form a double skinned wall, with ventilation ducts in the middle. The system is further simplified by replacing the fitting bolts etc. by special foam rubber spacers with self-adhesive pads. When fitted the pads hold the mat at the right spacing from the wall. The system is easily fitted to any wall shape, and is readily trimmed to fit universally. Air convention behind the panel keeps the temperature differences on the wall surfaces to a min., so that condensation does not occur.
Patent DE-2404327-A1 (DE)
Title: Line element generator of different widths - is for representation of characters and plots on screen uses deflected beam in line direction
Inventor: SALAMON HEINZ DR PHIL
IPC: G09G1/00
Filed: 1974-01-30
Abstract: The effect of the light excitation of the beam when passing through the line elements is distributed over areas, which differ in size by influencing the beam of the character storage tube square to the direction of the line elements. The influence of the beam is controlled by means of electrical signals. A distribution can be carried out by oscillations which deflect the beam square to the direction of the line elements with a frequency resulting in a luminous effect of the area. A coil system deflects the electron beam by the application of X and Y deflection voltages via the deflection amplifier.
Patent DE-2406240-A1 (DE)
Title: Safety unit for motor vehicle occupants - has bands of netting in front of head from side to side
Inventor: KROLL WALTER
IPC: B60R21/08
Filed: 1974-02-09
Abstract: Safety appts. for protecting motor vehicle occupants against rapid changes of speed and direction has a band fitted transversely in front of the belly and chest. A head support over the whole seat rest width is of material not affecting sight e.g. netting as is a free band of material in front of the head. The chest band has its inward-lying end at an adjustable fixed point in the middle of the seating assembly, with the other, outward-lying end fastened to a yoke along the sidewall of the vehicle and permitting fastening of the belt. A control mechanism is attached to the vehicle inner wall at a height, so that the occupants' entering and leaving the vehicle are not hindered.
Patent DE-2408086-A1 (DE)
Title: Fitting for tilting and rotating windows - has snap fitting ratchet coupling for supporting rod
Inventor: THEIL JOHANNES
IPC: E05D15/52
Filed: 1974-02-20
Abstract: The support rod of the window is pivoted about a vertical axis on the fixed frame and the end of this rod is able to slide on the upper edge of the moving window frame. A snap action ratchet coupling is fitted between the moving panel and the support rod. This coupling acts independently from the actuating rods operated by a handle. The moving window frame carries flexible ratcheting hook and the supporting rod which has raised, matching ratcheting projections swings into the locked position under this hook. A sloping guide in front of the bulge in the hook facilitates closing from the tilted position. The ratchet action is also maintained when the window is open so that wind gusts cannot move the window.
Patent DE-2408328-A1 (DE)
Title: Recall and write-in system for telephone networks - allows store-addresses to be dialled by handset after connection
Inventor: KLAUSS VOLKER DR
IPC: H04M11/06
Filed: 1974-02-21
Abstract: The re-call and write-in system, for stored numerical data in telephone networks, has its wrie-in and call-up processes taking place over a two-wire circuit using the usual telephone handset after establishing a connection between subscriber terminal and the telephone terminal assigned to the store. The addresses in the store of required data are dialled by the caller using the handset's dialling disc or keyboard. The data from the store is transmitted over the two-wire circuit as audio signals to the handset's ear-piece. The advantage of the system lies in the simple manner in which it allows a large number of subscribers access to a central store.
Patent DE-2409702-A1 (DE)
Title: Photoelectric element for measuring light intensity - has raster of lenslets to focus incident light on individual sensitive spots
Inventor: BESTENREINER FRIEDRICH DIPL PH
IPC: G02B7/34
Filed: 1974-02-28
Abstract: The apparatus is used in applications in which a picture or a display is scanned; it may be used in a reader for alphanumeric signals. The individual photocell elements on the light sensitive surface cover a total of 50% of the surface and any light falling between them is wasted. The raster of lenslets corresponds accurately with the raster of photocell elements so that no light is wasted by falling on the dead area between them. The lenslets are formed on the front surface of a transparent cover for the raster of photoelements and this cover protects them. Its rear surface is plane and is in close contact with the photoelements.
Patent DE-2412406-A1 (DE)
Title: Plate valve with shock absorber - has impact ring in seat longitudinally slidable in seat casing
Inventor: HAERING GUENTER
IPC: F16K15/10
Filed: 1974-03-15
Abstract: The valve is suitable for use with high speed piston pumps in which the valve plates are not appreciably loaded by bending. The valve plate can move freely up and down guided by a ring mounted on a central bolt. The valve seat is in the form of a circular plate with throughlet holes and valve seating rims round these holes. The seat is mounted in a recess in the valve body and is supported by a spring element, such as a spring plate or a spiral spring. A sealing ring is mounted in an annular groove round the valve plate so that the valve seat, which can move up and down in the recess is sealed. The shock force of the closing valve is taken up by the spring element mounted under the valve seat plate.