baber/WOPTO huggingface dataset:
Patent DE-4137804-A1 (DE)
Title: High voltage X=ray tube - has annular grove in insulating annular disc, whose vacuum-side annular strip has annular gap
Inventor: SEPPELFELD ERWIN DIPL PHYS
IPC: H01J35/16
Filed: 1991-11-16
Abstract: The X-ray tube vacuum bulb has a front annular disc of insulating material, whose peripheral surface are coupled vacuum-tightly to two concentric, metal, tubular sections. The inner section is at strongly negative potential w.r.t. the outer section. The disc inner, peripheral surface has an annular groove with metallising, coupled to the inner section. The annular strap (5), vacuum-tightly bounding the annular groove (4), is shortened to form an annular gap (6) with the inner tubular section (3). The front face of the annular strap, opposite the inner section, has a metal coating (8) outside the walls of the annular groove. ADVANTAGE - Improved design, giving simplified construction without increase in critical field strength.
Patent DE-4140712-A1 (DE)
Title: Optical disc and prodn. esp. small scale prodn. of audio-visual disc - by laser exposure of photoresist contg. resin, light-sensitive cpd. and ballast cpd.
Inventor: HIGUCHI TAKANOBU
IPC: G03F7/20
Filed: 1991-12-10
Abstract: Prodn. of optical discs involves (a) exposure of a photoresist coat (I) on a transparent substrate with a focussed laser beam, using (I) contg. a resin (II), a light-sensitive material (III) and a ballast cpd. (IV); (b) development to form very small pits in the surface of (I); (c) baking to fix (I); (d) UV exposure; and then either (e-1) coating with a reflective film and forming a protective film on the reflective film; or (e-2) transferring a transparent coat of UV-curable resin to the surface. Pref. (II) are cresol novolak resins; (III) esters of 1,2-naphthoquinone-diazo-5-sulphonyl chloride; and (IV) bis(hydroxyaryl) or aryl hydroxyaryl ketones, alkyl gallates, N-alkyl-gallamide and bisphenols. USE/ADVANTAGE - The process is relatively simple, reduces the number of prodn. stages and increases the life of the discs. It is suitable for making many types of optical discs, both in mass prodn. and esp. in small-scale prodn. e.g. of audio-visual software.
Patent DE-4140763-A1 (DE)
Title: Sheet guiding system for rotary printing machine - has jet of compressed air positioned in relation to actuation of sheet grippers.
Inventor: WEISBACH GUENTER
IPC: B41F21/10
Filed: 1991-12-11
Abstract: A rotary printing machine has a guide cylinder (5) which guides the sheets on to the printing cylinder (4) which holds the sheet by grippers (13). In order to free the sheet from the printing cylinder a jet of air is directed at the rear edge of the sheet from a sheet guiding device (6). The printing cylinder (4) is provided with a cam (24) which actuates the grippers (13). The point (Po) at which the tongue of the gripper opens is at a fixed angular distance from the tangent point (t1,4) of the printing cylinder and the guide drum (1) and at a distance from the gripper lifting point (PL). USE/ADVANTAGE - Sheet guide for printing machine. It can be used with machines which print single sheets or print sheets in succession.
Patent DE-4204896-A1 (DE)
Title: Easily mouldable composite - comprises plasma deposited adhesive layer to improve wettability of fibre reinforced epoxide] resin base body
Inventor: BEYERLEIN LOTHAR
IPC: C08J7/043
Filed: 1992-02-19
Abstract: (I) comprises a plasma-deposited adhesive layer of a material whose surface tension in the melted state ensures good wettability of the base body between the base body of fibre-reinforced epoxide resin and a plasma-deposited inorganic covering layer. Also claimed is the prepn. of (I) in which an inert cooling gas, during plasma-deposition, is passed in two symmetrical pairs, transversal to gas streams of approx. similar throughput across the plasmatron axis. One pair meets the plasmatron axis between the plasma flame and the meeting pt. of the particle stream on the base body. The adhesive layer comprises A1203 contg. 3-50 pref. 40 wt.% TiO2. The covering layer consists of ceramic, metal or their mixt. The adhesive layer is 0.05-0.15 mm thick. The adhesive layer contains 3-10 wt.% SiO2, 2-6 wt.% MgO and up to 1.1 wt.% alkali. ADVANTAGE - (I) is an easily mouldable, non-heat-resistant body having a layer of wear-resistant an chemically resistant material.
Patent DE-4204962-A1 (DE)
Title: Combined drive for rigidly constructed airship - involves at least one motor gondola and casing of ship body provided in upper area with solar cell modules
Inventor: SCHMIDT HARALD
IPC: B64B1/24
Filed: 1992-02-19
Abstract: The motor gondolas apart from IC engines have electric motors directly or indirectly fed from the solar cells (1). The solar cells are formed as solar sheets, fixed to ultra-light plastics modules(2). The plastics modules have helium-filled gas chambers (5), made from hard foam. The plastics modules(5) consists of honeycomb-shaped gastight helium chambers. In a motor gondola an IC engine with an electromotor in tandem is installed, which act on the airscrew shaft. USE/ADVANTAGE - A rigid airship whose degree of effect and stability are improved in relation to known models, using a dual motor system, one motor being fed from incorporated solar cells.
Patent DE-4211324-A1 (DE)
Title: Vehicle number plate retaining frame - uses spring tongue with end projection to engage recess in frame member
Inventor: WALZ THOMAS
IPC: B60R13/10
Filed: 1992-04-04
Abstract: Device for holding a vehicle number plate having a spring tongue (15), the foot of which is secured to a carrier (1), positioned across two horizontal insertion channels (9, 10) formed as part of the frame (3). The free end of the spring carries an insertable support element (14) which is pushed into an opening in the lower channel (9) such that a joint is made when a tooth (18) on the extension engages a stop notch (17) in the channel. ADVANTAGE - User friendly number plate frame which is secure and suitable for a wide range of vehicles.
Patent DE-4212538-A1 (DE)
Title: Warp knitting machine - has weft inlay material carried forward to the needles from an accumulation
Inventor: AURICH REINER DIPL ING
IPC: D04B23/12
Filed: 1992-04-15
Abstract: Weft inlaying equipment on a knitting machine, advances parallel lines of weft, for the full machine width, by means of an advance mechanism. The weft is held at each side on hooks as it closes to the working needles. Another mechanism lays the weft into a set of end racks of platines and catches, in a parallel arrangement, from which the weft can be carried forward. The racks are fixed, and when filled with weft, by means of a release mechanism, it is transferred to hooks on the advance mechanism. ADVANTAGE - The weft inlay material is laid out in quantity, in advance of being introduced to the knitting needles, by means of an accumulation from a beam. This enables knitting speeds to be increased.
Patent DE-4213822-A1 (DE)
Title: Internal combustion engine exhaust gas filter
Inventor: CSERNATI BALINT
IPC: F01N3/021
Filed: 1992-04-27
Abstract: Filter comprises housing (1) in which the gas passes with low flow restriction from inlet(s) to outlet(s) (3) via (i) an expansion space (4) with a cross-section which is a multiple of the inlet flow cross-section; (ii) a disc (5) having an outer perforated region (5b) for gas passage and a central region (5a) which seals the expansion space (4) gas-tightly w.r.t. the rest of the housing; and (iii) filter insert(s) (8) between two perforated cylindrical casings (6,7) which are coaxial with one another and with the housing axis (1a). Pref. disc (5) is omitted and (i) the expansion space (4) contains filter unit(s) for filtering the exhaust gas which flows into a second expansion space contg. the filter insert (8) and the casings (6,7); or (ii) the or each filter insert (8) comprises heat resistant alumina, silica, aluminosilicate, ceramic, cellulose and/or glass fibres of mixts. with other heat resistant fibres.
Patent DE-4216118-A1 (DE)
Title: Cooling tower inner structures - uses member of glass fibre reinforced plastics to hold and support cooling assemblies or pure gas feeds
IPC: F28F21/06
Filed: 1992-05-15
Abstract: The support structure for heat exchangers and other similar assemblies, in cooling towers, uses glass fibre reinforced plastics for the members which hold and support the assemblies. The glass fibre reinforced plastics is a duroplastic, or a reinforced moulding resin. The support structure is in units (13,15,17) which clip together, with dimensions to allow interlocking, as rectangular or circular tubes, T, I or U profiles, in the required lengths. The units (13,15,17) are inserted into each other together with connections (14,16) for assembly and dismantling, together with locking units. The connections (14,16) are placed over the units (13,15,17), in a force fit with their ends with at least two shoulders at an angle of 90 deg. and/or 180 deg. to each other. The structure supports cooling assemblies or a pure gas feed channel. ADVANTAGE - The material meets the strength requirements for operation with the cooling towers, and is also resistant to corrosion. It is partic. suitable for the rapid conversion of cooling towers in power stations, as natural draught towers with or without pure gas feeds.
Patent DE-4222908-A1 (DE)
Title: Location identifying of address label on post - using two light sources from opposite directions that alternate in illuminating surface for line scan camera
Inventor: GLADE ALBERT DIPL PHYS DR RER
IPC: G06V10/145
Filed: 1992-07-11
Abstract: The label locating method involves using a line scanning camera positioned above the surface of a postal item that contains an address label. Alternate directional lighting of the surface is provided by a pair of light sources. The light sources are positioned to provide a shallow angle of incidence with the surface. The lighting sources can be LED'S, laser diodes or a laser together with an optical system. The changeover between the lighting sources occurs at a rate that is synchronised with that of the line scanning unit for given number of lines. USE/ADVANTAGE - Improves identification of address region.
Patent DE-4224504-A1 (DE)
Title: Clamping device, for edges of roller or fabric blinds - is used in building and incorporates elongated bars adapted to grip edges of blind
Inventor: KIELKOPF HERBERT
IPC: E06B9/80
Filed: 1992-07-24
Abstract: The clamping device may be used for roller shutters used to close a door or other opening in a building. It incorporates two elongated bars (20) which may trap the edge of the roller blind assembly (14) between them. The roller blind may consists of armoured strips (16) hinged together and wound up on a large dia. reel(16). There may be several blinds (14) each with its own pair of edge clamping elements (20) each with a facing (21) adapted to grip the blind material. USE/ADVANTAGE - Clamping device, for edges of roller or fabric blinds in building, holds edges of blinds securely.
Patent DE-4225618-A1 (DE)
Title: Coater for multi-reagent e.g. polyurethane resin on to moving substrate - supplies liq. from mixing head to rapidly alternating ends of perforated coating tube mounted over substrate
Inventor: GILBERT NORBERT DR
IPC: B05C5/02
Filed: 1992-08-03
Abstract: Coater for multi-reagent resins, partic. polyurethane to apply the resin to a continuously moving cover uses a (pref.) double-band system with a mixing head connected to a coating tube with outlet holes for the resin. Both ends of this tube are connected to the outlet of the mixing head and are fed with the mixture at alternating ends. Pref. polyol (2) and isocyanate (3) are mixed in head (1) and flow out as the mixt., through two lines (6,7). These (6,7) lead to the opposite ends of a coating tube (5). The last tube (5) has a number of outlet holes (10) above the cover to be coated. ADVANTAGE - The coating tube has a long service life, because mix does not build up inside.
Patent DE-4226428-A1 (DE)
Title: Thermoplastic rechargeable battery casing - has front side casing wall mechanically supported by additionally fitted clamp
Inventor: MESMER FRIEDHELM
IPC: H01M50/264
Filed: 1992-08-10
Abstract: The front side casing walls (1) of the clamp are made of aluminium alloy with a high tensile strength and may have embossed ribs. They form the casing clamp together with clamping bands (2) coupled by electric spot welding or clamping locks (3). The clamping bands may be of metal or high strength plastics. The two clamping bands may be mechanically adjustable by the clamping locks. ADVANTAGE - Suitable for construction from armoured plates. Takes up high pressure generated in rechargeable battery by gas generation.
Patent DE-4226463-A1 (DE)
Title: Cable screening arrangement - has capacitive shell with inner section joined to cable screening sheath, outer section earthed and dielectric between
Inventor: GEBHARD BRUNO DIPL ING
IPC: H01R13/658
Filed: 1992-08-10
Abstract: A screen for an electric cable has a first capacitative shell(11) which is electrically connected to the exposed screening sheath (22) of the cable and a second capacitive shell (12) which is earthed. Between these two shells is a dielectric (3). The earthed shell is the outer one. The inner shell is formed from a cylindrical part of smaller diameter (111) and another part with larger diameter (112) joined by a tapered section (113). It is on the larger diameter section that the dielectric is deposited. The first capacitive shell is tinned all over its inside (cable side) surface. The outer shell is earthed by means of a cable clamp. ADVANTAGE- Reliable screening, especially for data communication cables.
Patent DE-4230390-A1 (DE)
Title: Automatic firing device for gas central heating boiler - has microprocessor control of igniter and gas supply control valve for burner
Inventor: CRAMER WILHELM DIPL ING
IPC: F23N5/24
Filed: 1992-09-11
Abstract: The automatic firing device is coupled via a network stage (1) to a heavy current supply network and has a microprocessor (2) acting as a programmable process control coupled to the DC output (4) of the network stage via a supply line (3). The gas burner has a glow igniter (5) coupled via a second supply line (6) to a heavy current output (7) of the network stage, the driver (8) for the igniter coupled to a control line (9) from the microprocessor. An inductive flame sensor supplies a flame indication signal back to the microprocessor. The gas supply for the burner is controlled via a magnetic valve (13) controlled via a valve driver (15) from the microprocessor, the latter incorporating a watch-dog function for closing the valve upon detection of a programme error. ADVANTAGE - Ensures reliable explosion protection.
Patent DE-4230810-A1 (DE)
Title: Repairing windings of three=phase linear induction motor - using preformed replacement cable sections with cable muffs for plug and socket connection to undamaged conductors
Inventor: BREITENBACH OTTO
IPC: B60L13/00
Filed: 1992-09-15
Abstract: The method of repairing damage to the phase windings lying in the track inductor slots (not shown) of a three phase (1, 2, 3) linear induction motor as employed in traction/conveyor systems uses preformed cable sections (12) provided with plug and socket end connector muffs (13, 14). The damaged cable section (P) is firstly cut at the points (T1, T2) to the size of the pre-formed replacement (12) and removed from the slots. The two ends of the remaining cable (1) are then freed from their respective slots and prepared as plugs (15) so that they can be inserted into the cable muffs (13, 14) of the preform (12). The repaired section is finally re-installed in the slots and locked in place by shaped clips (not shown). ADVANTAGE - Enables simple and speedy repair of conductors damaged by impact or earth fault. Suitable stocks of ready-to-fit sections materially reduces delays.
Patent DE-4234205-A1 (DE)
Title: Building material containing heavy metals for use in nuclear plants - the heavy metals arising within contaminated soil, or the dredged sludge from ports or harbours
Inventor: PRUSS GUENTER
IPC: C04B28/06
Filed: 1992-10-10
Abstract: The use of raw material containing heavy metals in the manufacture of building material is claimed. Bricks or concrete containing heavy metals arising from water sediment or contaminated soil used e.g. in nuclear plants where the absorption of gamma radiation is necessary. Sand or clay containing the metals can be used directly in the manufacture of the building components. Alternately gas tight layers of soil and/or water sediment can be interspersed between conventional layers of concrete and/or bricks. The whole construction is then surrounded with a suitable covering layer. USE/ADVANTAGE - In situations where gamma or other radioactive radiation is to be absorbed. Otherwise useless and difficult to dispose of water deposits and/or soil arising from situations such as the dredging of ports and harbours can be used.
Patent DE-4234390-A1 (DE)
Title: Continuously variable ratio gearbox - has toothed segment gears arranged in units with transfer to gearing providing adjustable inequality of rotary movement
Inventor: BAEHR WILLI
IPC: F16H29/00
Filed: 1992-10-08
Abstract: The gearbox (1) has units arranged such that with a worm drive unit stationary, force transfer occurs via toothed segment gears over the driveshafts to the gearing, having adjustable inequality of rotary movement. The first toothed segment meshes with a second toothed segment, which meshes to the self locking worm drive. The worm carrier transfers force to the driveshafts, such that the difference in rotary speed between drive and driven shafts at the second toothed segment is balanced out when the two toothed segments are not meshing. The toothed segments of each of the units mesh at the same angular point and are arranged such that they mesh either at maximum or at minimum rotation of the gearing with adjustable inequality of rotary movement. ADVANTAGE - The operating characteristics match those of traditional, positive drive toothed gearbox.
Patent DE-4237137-A1 (DE)
Title: Testing quality of treatment method for increasing sealing tightness - subjecting e.g. metal specimen body to treatment and conducting physical, chemical and=or optical investigation
Inventor: BIEGLER HANS-ANDREAS DIPL ING
IPC: G01N33/20
Filed: 1992-10-27
Abstract: A specimen body (1.1) is subjected to the treatment process and if required, a physical, chemical and/or optical investigation is performed. The specimen is made of the material or taken from the workpiece intended for the treatment. At least one small dia. bore (5) is made in the specimen body. After being subjected to the sealing enhancement treatment, the specimen body is cut in the region of the bore and examined for the effectiveness of the treatment. USE/ADVANTAGE -Esp. for use with metal bodies made with small orifices and cracks and treated to increase sealing; aluminium vacuum container, capsule part for gas isolated high voltage electric circuits. Effective and reproducible measurements at low cost.
Patent DE-4237467-A1 (DE)
Title: Electronic cash register for use in shop - displays prices on main display for customer, and has LCD screen for indicating product information for salesperson
Inventor: BUENS HEINRICH
IPC: A47F9/04
Filed: 1992-11-06
Abstract: The cash register has keys for entering prices, displays prices, and provides a printed customer receipt. Product information stored in a memory (17) can be displayed when the addition of prices is interrupted by using a reserved key input. The display of a specific article or product is selected by a coded key (2). Different articles are continuously sorted and stored in the memory. A flat LCD screen (10) is used to display product information. The screen is disposed under a table out of view of the customers. The memory is connected to a central computer. USE/ADVANTAGE - Clear presentation of price information.
Patent DE-4241794-A1 (DE)
Title: Toilet flushing system esp. for hotel or hospital - has solenoid valve in throttled water supply from reservoir containing membrane separating water from gas under pressure
Inventor: LUHMER HORST DIPL ING DR
IPC: E03D3/10
Filed: 1992-12-11
Abstract: The flushing system for a lavatory pan has the main water supply (3) from the stopcock (2) passing through filter (4), throttle (5) and non-return valve (6) to a reservoir (7). This is divided into two chambers by a membrane (8), the non-water side being filled with sulphur hexafluoride or nitrogen under pressure. The pressure is lower than the water pressure. From the reservoir, the water passes through two more throttles (13, 15) with a solenoid valve (14) between them. Switches (19, 20) can operate the valve for a long or short time, depending on whether a full or economical flush is required. There is a manual valve actuator (21) should there be an electrical fault. ADVANTAGE - Simple inexpensive water-saving system with reduced noise.
Patent DE-4242198-A1 (DE)
Title: Facade support frame for building - has aluminium@ profile posts to which plate-shaped facade panels are fixed, each panel being fixed between two posts
Inventor: WAGNER PETER DIPL ING
IPC: E04F13/08
Filed: 1992-12-15
Abstract: Each panel (2) is fixed between two posts (1) and on its rear side facing the facade under-construction is fitted, in both vertical edge areas, with a vertical holder profile (5c). The holder profile has a U-shaped cross-section and with the panel fitted engages around a profile stay of the corresp. post with its two U-arms. The holder profile extends over the corresp. panel with its upper end (5c) and from its lower horizontal edge has a slight clearance which at least corresponds to the extending profile length. USE/ADVANTAGE - The facade under-construction is easy and cost-favourable to fit and the fixture of the panels only requires a reduced building depth.
Patent DE-4301603-A1 (DE)
Title: Electrical connection between helical cable of NTC resistance temp. sensor and motorised fan for forced cooling of computer mother-board - has multipole socket for connecting one end of two-wire cable and mains lead by plugs at one side and to motor at other.
IPC: H01R4/24
Filed: 1993-01-22
Abstract: The two wires (4,5) of the coiled cable (2) are connected at one end via a pref. standard trimmer potentiometer (44) to an NTC resistor (6), and at the other end to a plug (10) of cut-and-grip or crimp type for insertion into a socket (8) joined to another cable (12) to the controlled element (M). The socket provides for another input from a similar plug (18) at the end of a power supply cable (16) from a computer network (N). USE/ADVANTAGE - Esp. with temp.-responsive fan motor, sensor can be connected esp. easily and quickly irrespective of distance between sensor and controlled device.
Patent DE-4302223-A1 (DE)
Title: Semiconductor flash EPROM used as one-time programmable ROM if cells excessively erased - has information memory indicating if cell has been classified as over-erased by energy beam or not during testing
Inventor: NOGUCHI KENJI
IPC: H01L29/792
Filed: 1993-01-27
Abstract: Each of the memory cell contains a floating gate transistor. The indicating information memory shows if an electrically over-erased memory cell in the memory field has been erased by an energy beam, or not. A program control (2) regulates an erase and write operation of data in selected memory cell of the field. A memory adjuster (1), on which the information memory is dependent, adjusts the operation of the program control, either for an operation blocking state, or an active one. Pref. in the information memory is contained a read-out device (17), dependent on a signal for start of the read-out. ADVANTAGE - Flash EPROM can be used as OTP memory, allowing reduction in defect rate in memory production.