baber/WOPTO huggingface dataset:
Patent DE-4010485-A1 (DE)
Inventor: HOLZER GERHARD DR
IPC: C09D175/04
Filed: 1990-03-31
Abstract: Process comprises applying 2 different solvent-free reaction mixts. to the sheet of (I): (a) reaction mixt. (1) comprising a polyisocyanate component contg. a cycloaliphatic isocyanate-urea adduct (II) dissolved in IPDI and a polyol comoonent contg. a bifunctional polyester-polyol with 2.8-3.5wt.% OH gps. (III) and a trifunctional polycaprolactone contg. 8.5-11wt.% OH gps. (IV), and (b) reaction mixt. (2) comprising a polyisocyanate component which contains a trifunctional aliphatic polyisocyanate (V) based on 1,6-hexamethylene- di-isocyanate (HMDI) with a biuret or isocyanurate structure and contg. 12.6-28wt.% NCO gps. and a polyol component contg. a polyether-polyol with 9-13wt.% OH gps. (VI) obtd. by condensation of propylene oxide with trimethylolpropane, or a trifunctional polyol (IV). Specifically, (II) contains 27-29 (pref. 28) wt.% NCO gps., (III) contains 3.2-3.4 (pref. 3.3) wt.% OH gps., (IV) contains 9.5-9.7 (pref. 9.6) wt.% OH gps., (V) contains 22-24 (pref. 23) wt.% NCO gps. and (VI) contains 11.7-11.9 (pref. 11.8) wt.% OH gps.; (1) and/or (2) is/are applied by spraying or spray-painting, and (2) is pref. applied before the layer of (1) has completely hardened.
Patent DE-4012623-A1 (DE)
Title: Texturising appts. - has jet against the heating box using steam to prevent stoppages on operational change
Inventor: STITZ ALBERT DIPL ING
IPC: D02G1/12
Filed: 1990-04-20
Abstract: The yarn texturising appts. using a stuffer chamber, has a texturising jet with a long side against a heating block for thermal conductivity. The heating block is heated to the temp. of a heated gas, pref. steam or superheated steam. ADVANTAGE - The appts. prevents temporary stoppages at the texturising point on a change of operation.
Patent DE-4016444-A1 (DE)
Title: Electronic analogue slave clock - has hand lengths above 600 mm to give stability in rotational plane using second ball bearings at conductive shaft
Inventor: HUBER FRANZ
IPC: G04B19/04
Filed: 1990-05-22
Abstract: The continuous time switching of the minute and hour hands (3,8) takes place respectively across a step switching mechanism integrated respectively in the hands, by means of a two wire second - auxiliary clock line of related pole alternating second pulses, whereby the minute and hour hands are rotated on the tubular shaft (2). Each hand is respectively equipped with two ball bearings (4,5;11/10) arranged at a mutual distance of 15 mm, and these pairs of ball bearings take over the transmission of the alternating second pulses from the step switching mechanism (7;12) integrated in the hands, such that the inner ring of the bearing fitted on the tubular shaft forms the contact rings. ADVANTAGE - Electronic pulses transmitted on shorter path across pairs of ball bearings. Eliminates slip rings and contact springs and simplifies construction of hands.
Patent DE-4021970-A1 (DE)
Title: High density magnetic recording layer - uses an alloy of cobalt, platinum and chromium which is sputtered in an ambient containing oxygen and/or nitrogen
Inventor: KANAMARU MASAYUKI
IPC: G11B5/851
Filed: 1990-07-10
Abstract: The general compsn. of the sputtered layer is: Co1-x-yPtxCry in which x = 0.15 to 0.35 and y  0 to 0.15 and a quantity of oxygen and/or nitrogen is present in the layer of not more than 5 x 10 21 ats./cm3, pref. 0.7-1.5x1021 ats/cm3. The Cr-content is pref. 5-15 at. %. The layer is pref. deposited by sputtering in an ambient contg. 0.1-15 vol. % N2 and/or 02 pref. 1-10 vol. % and at a total pressure of pref. 0.1-3 Pa. USE/ADVANTAGE - The deposited layer shows a combination of excellent corrosion resistance and high signal to noise ratio. The incorporated gas (nitrogen and/or oxygen) promotes the orientation of the hcp crystals formed with the c-axis parallel to the surface. The depsn. is insensitive to the sputtering equipment used, allowing the use of the magnetron, which gives fast deposition at a low pressure.
Patent DE-4025589-A1 (DE)
Title: Noxious fume-eliminating container - with permeable walls and granular active carbon filling for air purifiers in refrigerators
Inventor: BULLACH HUBERT
IPC: B01J20/20
Filed: 1990-08-13
Abstract: Appts. comprises a container (1) which has walls (partially) consisting of gas- and vapour-permeable material and which is filled with granular active carbon (5). Pref. the permeable wall material comprises a nonwoven mixt. of polyester and copolyester fibres. Pref. the filling may be organic (e.g. coconut) active carbon or mineral active carbon and pref. is predominantly of 2-5 mm particle size. Pref. the container has a pot-like shape with a lid having a self-adhesive foil covered by a tear-off foil. USE/ADVANTAGE - Appts. is useful as an air purifier in a refrigerator, dustbin, nappy basket, clothes basket or the like. It eliminates fumes rapidly and effectively esp. in confined spaces, has long life and does not release additional material (e.g. perfume).
Patent DE-4029699-A1 (DE)
Title: Cutting film to form transparencies
Inventor: NEUHOLD ARNOLD
IPC: G03D15/10
Filed: 1990-09-19
Abstract: The machine for cutting long strips of film to form individual transparencies, has a platform (2) lying in a plane (C), to receive the film. The film is fed by a mechanism (1) under a sliding knife (3) which cuts the film to form the transparency. The transparency is then pushed in the frame (6) by a slider (4). The plane (C) of the platform which receives the film is offset from the plane (B) in which the transparency frame (6) lies. The plane (A) in which the knife (3) operates is at right angles to the planes (B) and (C).
Patent DE-4036476-A1 (DE)
Title: Flexible electrical cable for supplying lifting crane magnet - has intermediate packing between cable wires and enclosing rubber mantle
Inventor: HOSE FRITZ
IPC: H01B7/18
Filed: 1990-11-13
Abstract: The cable has 2 twisted cable wires (1) with an intermediate packing (2) provided by profiled rubber extrusions (3) in which torsion-resistant elements (4) are embedded. The cable wires (1) and the intermediate packing are enclosed by a spun mesh band  (5), in turn enclosed by an inner and outer rubber mantle (6, 7), with a wide mesh textile layer (8) between them. Pref. the intermediate packing (2) comprises 2 rubber extrusions (3) on either side of the 2 cable wires (1) each with a circular  segment cross-section matching the outer contour of the 2 cable wires (1) and the inner contour of the inner rubber mantle (6). ADVANTAGE - Flexible enough to wind on cable drum with high tensile resistance.
Patent DE-4038996-A1 (DE)
Title: Cavity free, elastic polyurethane based compsn. for filling tyres - is reaction prod. of mixt. of active hydrogen-contg. cpds. and defined amt. of water with isocyanate-contg. cpd.
Inventor: MARQUARDT RENATE DIPL CHEM
IPC: B60C17/06
Filed: 1990-12-06
Abstract: Filling compsn. is reaction prod. (I) of (A) mixt. of H-active cpds. (ie., cpds. with terminal OH and/or amino gps.) and defined amt. of water (B) at least one isocyanate-contg. cpd. (II) or mixt. of at least one (II) and a H-active cpd. Also claimed is prepn. of tyre fillng contg. a (I) by (1) mixing (A) contg. at least one polyether alcohol, at least one amine component, and defined amt. of water with (B) (2) introducing mixt. into tyre (3) hardening mixt. in tyre inner with formation of crosslinked elastomer with adjustable strength. Pref. H-active cpds. comprise at least one polyether alcohol with terminal OH gps. and/or at least one amine component. polyether alcohol is polyether-diol with mol. wt. 400-4000, polyether-triol with mol. wt. 400-6000, and/or polyether-tetrol with mol. wt. 300-600. Amine component comprises at least amine and/or aminoalcohol. (I) contains 0.1-1% water, on total wt. (A). (A) contains 0.2-20% polyether-diol and/or 10-65% polyether-triol and/or their mixt. and 0.05-10% amine and/or aminoalcohol on total (I). (II) is aliphatic and/or aromatic di- or poly-isocyanate. (I) contains 1.5-12.5% (II) on total wt. (I). (I) contains fillers and additives, partic. 25-80% fillers and 3-45% additives on total wt. (I). In (A) ratio of water to reactive amine mixt. is 1:1-1:120, and/or ratio of reactive amine mixt. to polyether alcohol is 1:2-1:1:145, and/or ratio of polyether alcohol, reactive amine mixt., and water to inert fillers is 1:0.05-1:3.8. In (B), ratio (II) to inert filler is 1:1-1.9. USE/ADVANTAGE - Filling vehicle tyres to make non-puncturable tyres, partic. highly stressed giant tyres for earthmoving machinery. Rate of polyurethane formation (i.e., pot life) and hardness of (I) can be regulated through amt. of water, (I) is more readily and simply prepd. and has improved tensile strength and further tear resistanc
Patent DE-4042237-A1 (DE)
Title: Plug-in voltage overload conductor - is formed with varistor elements coupled together in housing
Inventor: TRINKWALD JUERGEN DIPL ING
IPC: H01C7/12
Filed: 1990-12-29
Abstract: The plug in voltage overload conductor has a rectangular section body that locates in a slot in a socket with projecting contacts. The overload protection elements are in the form of a packet of coupled varistor stages (14). The varistors are separated by contact plates (16) that engage with the copper surface layers. Interconnectors between the varistors are provided by bridging elements (17, 18). The packet of elements are embedded in a protective resin within the housing. ADVANTAGE - Provides compact form.
Patent DE-4100070-A1 (DE)
Title: AC high current conductor for energy distribution - has partial conductors, changing position in main conductor for current distribution equalisation
Inventor: NIEGL MANFRED
IPC: H02G5/00
Filed: 1991-01-04
Abstract: The AC busbar and branch line for energy distribution or transmission is subdivided into rigid part-conductors. The latter change their position in the main conductor (busbar) such that an equalisation of the current distribution between them, or an increase of current capacity of the high current conductor, takes place. Pref. at the part-conductor intersection points, their profiles are recessed such that the intersections do not increase much the main conductor dimensions. The part-conductor profiling may be complementary, with the exception of small restrictions, to maintain the same cross section. USE/ADVANTAGE - For switchgear, outdoor conductors, installation connections etc., with current distribution equalisation.
Patent DE-4100363-A1 (DE)
Title: Flue gas analyser probe installed external to flue duct with preheating gas flow - has probe head in test chamber with sampling pipework connecting funnel system
Inventor: STROEER KURT DIPL ING
IPC: G01N1/22
Filed: 1991-01-04
Abstract: Gaseous combustion prod./smoke sampling and analysing equipment for a furnace, where a sampling probe, installed in the furnace outlet end of the flue, comprises a probe head in a test chamber with sampling pipework connecting a funnel section of the test chamber into the flue upstream of the chimney, and the probe head being connected by a tube to the analyser, and being novel in that the sampling pipe (5) feeds into both the test chamber via pipe (10) and the jacket pipe (17) via a warm-gas supply pipe (11), the jacket space (18) connects into the test chamber (9) and also into the outflow line (20) via a connecting pipe (19) and also accomodates the analyser probe tube (15) in its central bore. USE/ADVANTAGE - Flue gas analysis for O2/CO/CO2 content, allowing instant analysis to be made at low firing ratio, with elimination of dew point corrosion, high gas throughput velocity minimising solids deposition, in-operation cleaning, controlled sampling flow rates, reduced dead time, and minimal use of exotic material components.
Patent DE-4103339-A1 (DE)
Title: Tool for breaking off waste - has plate in which pins with centre pointed ends are held by elastomer rings fitting in grooves
Inventor: KEMPER HORST
IPC: B26F1/40
Filed: 1991-02-05
Abstract: A tool for breaking off waste has a plate (1) from which pins (2) project. On the projecting end of the pin (2) is a centre point (5), and at the other end is a cylindrical spigot (3) of reduced diameter with a counterpart stud (4) which is inserted from the underside of the plate (1) to connect with the spigot (3) and clamp it. The counterpart (4) is a sleeve with horizontal circular grooves (7) on the inside face in which elastomer rings (8) fit. USE/ADVANTAGE - A precision tool. Requires little storage space when not in use.
Patent DE-4105029-A1 (DE)
Title: Plastics key band with eyelet - has barb at other end passing through it, with thick part
Inventor: BOGATZKI ULRICH DIPL ING
IPC: A44B15/00
Filed: 1991-02-19
Abstract: The plastics key-band has an eyelet at its free end, while the other end has a barb which passes through the eyelet to rest against the band (11). The band (11) free end bearing the barb (12) extends beyond the barb (12) and has a thicker part (14) above the part where the barb (12) goes in. The total thickness of the band (11), thick part (14) and barb (12) is thicker than the not edited of the eyelet (13). USE/ADVANTAGE - The key-band can be opened only by bending the barb, and the join between the barb and eyelet cannot be ripped out by force or unintentionally.
Patent DE-4108270-A1 (DE)
Inventor: SCHEDLITZKI DIETMAR DIPL CHEM
IPC: C08G2/18
Filed: 1991-03-14
Abstract: The invention relates to a curable moulding composition for the production of corrosion-resistant coatings and for laying and/or grouting, in particular, ceramic tiles, comprising 100 parts by weight of furan resin and 10-95 parts by weight of furfuryl alcohol or 10-95 parts by weight of aromatic aldehydes, the aldehyde group being attached directly to the aromatic ring or connected thereto via an alkylene or alkenyl group, one or more acid curing agents, fillers and/or fibres and conventional assistants. In order to provide a moulding composition of this type with better solvent resistance, in particular also to methylene chloride, and in addition with low solvent absorption, 5-40 parts by weight of trioxane are added to the moulding composition per 100 parts by weight of furan resin.
Patent DE-4111568-A1 (DE)
Title: Moulding articles with metal inserts - by injection moulding main body, fitting inserts in position, injecting second shot and repeating procedure, all on automatic prodn. line
Inventor: WUENSCH ADOLF
IPC: B29C45/14
Filed: 1991-04-10
Abstract: Components with metallic inserts are produced in which the main body is made of plastic material with spaces into which the metal members fit tightly. In the process a number of identical holders on an intermittently acting conveyor system are the lower tools of an injection mould. The basic body is made in this tool. The holder plus this body is carried to a station where at least one prefabricated metal part is placed and held in the space(s) on the body. The assembly then forms the lower part of a second injection mould, the upper being at a second station which is reached by the holder in its next move. A polymer shot is injected to at least partly cover the metal parts and to bond to the main body. The laminated prod is finally taken off the holder and moved to a collecting point. ADVANTAGE - The method uses simple appts. It produces high grade articles, particularly in respect of the precise positioning of their component parts, their compactness and gas-tightness.
Patent DE-4113730-A1 (DE)
Title: H.F. printed circuit substrate prodn. - from injection moulded thermoplastic resin board with accurate thickness by bonding to copper foil or laminate
Inventor: OHYA KAZUYUKI
IPC: H05K1/03
Filed: 1991-04-26
Abstract: Prodn. of a substrate for a h.f. printed circuit involving bonding a board with (a) Cu foil (I) having a purity of max. 99.9%, which has been given bonding treatment on at least one side; (b) a laminate covered with (I) on one side; or (c) printed plate. The board is produced by injection moulding a thermoplastic resin (II) with a dielectric constant of max. 3.5 and dielectric loss factor of max. 0.002 at room temp. and 1-10GHz. Pref. (II) is a polyolefin, polystyrene (IIA) or esp. polyphenylene ether resin (IIB). This is filled with (synthetic) fluorinated mica (III), 97-99.5% pure BN or glass with a dielectric constant of max. 5 at room temp. and 1 GHz. (I) is rolled Cu foil. It is subjected to black copper surface treatment for bonding, pref. so that the Cu on the treated surface is reduced to Cu metal, whilst the fine roughness from black copper treatment is maintained. If a printed plate is used, the printed circuit is formed on a Cu-covered laminate by a continuous or batch method, using 2 hot plates of a continuous laminating press. USE/ADVANTAGE - The thickness of the insulating layer is very accurate, its dielectric properties are excellent and the Cu foil is bund firmly to the insulating layer.
Patent DE-4114011-A1 (DE)
Title: Washing body of bedridden patient - using table mounted on trolley with mechanism to transfer patient to table
Inventor: BIHLER GERHARD
IPC: A61G7/02
Filed: 1991-04-29
Abstract: A bedridden patient is washed with the aid of a device mounted on a trolley which is brought alongside the bed. The device supports a table (3) which can be tilted about a horizontal axis. The mattress (4) is hinged to the bed frame and the device is positioned so that the tilt axis of the table (3) coincides with the mattress hinge axis. The table (3) is placed in a sloping position on the edge of the mattress. The mattress is then swung upwards as the table is brought to a horizontal positon. The patient slides onto the table where he or she can be easily washed. USE/ADVANTAGE - Device for washing a bedridden patient which simplifies the task.
Patent DE-4123413-A1 (DE)
Title: Mechanical inertia-sensitive triggering system for vehicle airbag ignition - has compressed spring released by sensor with two pendulums with different deflection lengths for short, hard and long, weak shocks
Inventor: SPECHT MARTIN DIPL ING
IPC: B60R21/33
Filed: 1991-07-15
Abstract: The mechanical triggering system has a compressed coil spring and a sensor which operates a locking device to release the spring when the vehicle experiences excessive acceleration or deceleration. The sensor contains two physical pendulums (7,8), each of whose wts. (3,4,16,17) forms an inertia sensitive wt., and with different deflection distances between the null and triggering positions. One wt. responds to short duration excessive accelerations or decelerations and the other to long-term excessive ones. ADVANTAGE - Detects wide range of types of accident and esp. distinguishes short hard shocks from long, weak ones using purely mechanical parts.
Patent DE-4125720-A1 (DE)
Title: Microcrystal single frequency laser - has monolithic resonator with coated surface electrodes coupled to unit comparing frequency with reference value to generate difference to control tuning
Inventor: MEHNERT AXEL DIPL ING
IPC: H01S3/06
Filed: 1991-08-02
Abstract: The microcrystal laser (10) that is formed from crystal or quartz glass doped with Nd has electrode layers (12) deposited on the end surfaces and operates as a monolithic resonator. Connecting wires (13) are attached to the electrodes and are used to activate the unit. The resonator length can be adjusted with precision. The end surfaces are located in holder on one side and against a manipulator arm on the other. The base connects with a glass fibre branch (16) with a coupling to a reference laser. A photo-diode produces a high frequency output proportional to the difference between laser frequencies and is used to adjust positions to tune the device. ADVANTAGE - Simplifies tuning of laser.
Patent DE-4133214-A1 (DE)
Title: Prodn. of permanent magnet of body centred structure - by introducing nitrogen into iron@-based alloy, used to form metastable non equilibrium state
Inventor: MASAO IWATA
IPC: H01F1/055
Filed: 1991-10-07
Abstract: Permanent magnet (I) has a body-centred tetragonal structure and contains an Fe-based alloy of the compsn.
Patent DE-4134339-A1 (DE)
Title: Multilayered element for prodn. of pedestrian surfaces in buildings - has bearer layer of polyurethane foam and outer layer of cork or similar natural material
Inventor: LILGE HELMUT
IPC: E04F15/10
Filed: 1991-10-17
Abstract: Element is formed as a floor plate with a rectangular or quadratic cross-section. It incorporates grooves into which fit fillet-type projections on the peripheral sides of the floor plate. It is formed as a step profile for renovation of stairways. The element has at least two angularly connecting sections formed by the bearer layer and the outer layer. The bearer layer on its side turned away from the outer layer carries markings as an aid to cutting. The outer layer is sealed. USE/ADVANTAGE - A surface on which to walk inside buildings, partic. for the renovation of stairway steps.
Patent DE-4138916-A1 (DE)
Title: Treatment of contaminated liquids using oxidising agent and UV-light - has liquid flows upwards through annular space between glass cylinder and central reflector, and this space is provided with moving cleaning element
Inventor: FRICKE MARTIN DIPL ING
IPC: A61L2/10
Filed: 1991-11-27
Abstract: In a procedure for treating contaminated liquids, the liquid is mixed with an oxidising medium and is exposed to UV light. The oxidising medium is produced by ozonising oxygen and is introduced into the liquid in a vertical cylindrical vessel. Under this invention, the liquid flows upwards through the vessel and the oxidising medium is introduced at the base of the vessel and flows upwards with the liquid. The vessel takes the form of a quartz glass cylinder surrounded by a helical UV discharge tube and enclosed in a protective housing. An inner cylindrical reflector (20) is located centrally in the vessel and is fixed between supports (21,21') with inlet/outlet openings in the regions of the vessel flanges. An annular space (28) is formed at either end between this reflector and the glass cylinder (6). USE/ADVANTAGE - Used in the splitting of hydrocarbons and esp. halogenated hydrocarbons but also for destroying bacteria, germs, fungi, and algae in liquids. Treatment of the liquid in an annular space ensures an even exposure to the UV-light and cleaning of the appts. without dismantling is made possible.
Patent DE-4206374-A1 (DE)
Title: Substrate holder for liq. and gas phase epitaxy - comprises holding place for substrate and contg. intermediate plate
Inventor: BOMMER ULRICH DIPL ING
IPC: H01L21/00
Filed: 1992-02-29
Abstract: Substrate holder (10) for liq. phase and gas phase epitaxy comprises at least one holding plate (11.1, 11.2) for a couple of substrates (12.1, 12.2). Each holding place has at least one groove (13.1, 13.2) with a circular periphery to hold both substrate. The novelty is that: (i) an intermediate plate (14.1, 14.2) is present in each holding place and is made of a suitable material; and (ii) the width of each groove is somewhat larger than the total thickness of both substrates and the intermediate plate. Also claimed are: (a) plate made of a material suitable as substrate holder material; and (b) process to hold substrates. In the process to hold substrates, at least a pair of substrates is arranged in a holder, so that its axis fall at right angles to each other. Between both substrates of each pair, an intermediate plate is inserted. ADVANTAGE - The epitaxy layer is not damaged on removal of the coating.