baber/WOPTO huggingface dataset:
Patent DE-4126416-A1 (DE)
Title: Operating electronically controlled lock or locking cylinder
Inventor: SCHREIBER HANS DR DR
IPC: G07C9/00
Filed: 1991-08-09
Abstract: The key after the proof of identification by the microprocessor of the lock and/or locking cylinder, controls the movement of the locking bolt (2), so that the locking pin(3) of a pref. standardised locking cylinder, is locked ir released related to travel, pref. across a rotatable eccentric(13), rotationally located with min. friction, driven by a micromtor(12) controlled by the microprocessor(16). The drive works similar to a quartz controlled wrist watch with forward and return movements of respectively 180 deg. The power is provided pref. by at least one battery and/or an accumulator, which is charged across at least one solar cell and/or across the inductance of at least one coil with moving permanent magnet, diodes etc. With heavy latching mechanisms, mains current can be used to oeprate the lock and the corresp. electromagnets.     The locking code is transmitted by the key by means of an opto-coupler and is recorded in series to lock/locking cylinder-microprocessor for proof of identification. The key can be alpha numberically time authorized e.g. using PIN number and timer.
Patent DE-4132907-A1 (DE)
Inventor: MAIER GERHARD
IPC: H03J5/24
Filed: 1991-10-04
Abstract: Prior art filter assemblies for double frequency shift receivers suffer to a considerable extent from intermodulation interference and non-linear distortion. In the filter assembly proposed by the invention, two individual filters are connected in parallel. By choice of suitable components, such as capacitance diodes with given characteristics, it has proved possible to cover the frequency range from 45 MHz to 860 MHz with only to individual filters. The invention is particularly suitable for use in double frequency shift TV receivers.
Patent DE-4135071-A1 (DE)
Title: Mass-flow measuring appts. utilising impingement plate, for powder or granules - comprises pressure vessel, gas supply connection, pneumatic bearing and gauge for determn. of differential inner and outer vessel pressure, for low viscosities
Inventor: HEROLD HEIKO DIPL ING
IPC: G01F1/86
Filed: 1991-10-24
Abstract: Appts. comprises (a) a pressure vessel, (b) a gas supply connection (7) into the pressure vessel, (c) an air-bearing (2,3) between the impingement of late (1) and the pressure vessel, and (d) a pressure gauge (16) for determn. of the differential pressure between the inside and outside of the pressure vessel. Catalyst flow into a recirculating fluid bed reactor at 650 deg.C, is pref. monitored for max. flow of 4 te/h, using an 80 mm dia. tube (17) feeding downwards onto a 100 mm dia., 90 deg. apex, conical impingement shield (1). A 20 mm ball seal (2) is attached to the shield, and sits in a 20 mm dia., 90 deg. coned seat (3) with a central 10 mm bore. The ball/shield assembly (2,1) is raised slightly from its seat (3) by a constant flow rate airstream controlled from an orifice (14), at 2 m3/h. The resultant reaction of the solids falling on the shield assembly (1) is balanced by the air pressure inside the pressure chamber (6). The gauge (16) measures the difference (deltap) between pressure (Pi) inside the chamber (6) and the external pressure (Po), to provide a measurement w.r.t. the mass flow of the impinging solids. USE/ADVANTAGE - Used in low viscosity media, e.g. gases, at up to 1000 deg.C.
Patent DE-4136633-A1 (DE)
Title: Garment feed to folding station
Inventor: WOLF JUERGEN
IPC: D06F95/00
Filed: 1991-04-24
Abstract: To move garments on hangers to a workstation, such as an automatic folder, certain garments are presented in alternating alignments in relation to the workstation by rotating the carrying hangers (20). After the garments have been transferred to the workstation, their empty hangers (20) are all brought into the same alignment as thehangers (20) for the garments before they are twisted for transfer.
Patent DE-4138468-A1 (DE)
Title: Laser device for removing material from biological surfaces - has liq.-gas spray units which intersect laser sepn. ensuring that surrounding areas are not dehydrated
Inventor: HIBST RAIMUND DR RER NAT
IPC: B23K26/362
Filed: 1991-11-22
Abstract: Laser treatment in which spray devices are arranged around the laser beam and emit a liquid-gas mixture stream which intersects the laser beam of the work position at the substrate. The spray unit is a ring nozzle (20) having an inner tube (38) feeding liquid (36) and an outer concentric tube feed a gas which atomises the liquid. The flow speeds of the liquid and gas can be regulated and are pref. 0.1-5 and 0.5-20 (pref. 2-10)l/min. respectively. The spray beam (22) is cone-shaped with an angle (24) of 3-20 deg.. The average distance of the spray units from the work plane (14) is adjustable. USE/ADVANTAGE - For cutting away tissue such as cornea, bone and cartilage tissue from a substrate which contains 2-90 vol.% water. The constant sparying of the work area forms a liquid film which prevents the surrounding areas, which are not to be affected by the laser from drying up.
Patent DE-4203179-A1 (DE)
Title: Electrically heated carpet for warming feet - has graphite heating sheet sandwiched between two carpet layers
IPC: H05B3/36
Filed: 1992-02-05
Abstract: The heated carpet incorporates a flexible graphite heating sheet (2) with two strip elements (3) at its ends, acting as electrical conductors, coupled to a current supply via respective wires (4). The heating sheet (2) lies between two opposing carpet layers which are bound together around their edges. The carpet has a switch and a potentiometer, controlling the electrical energy supplied to the heating sheet, for maintaining a constant temp. e.g. of 37 degrees celsius. USE - For providing direct heating of feet, or can be incorporated into cushion.
Patent DE-4204449-A1 (DE)
Inventor: TOBIN ALBERT G
IPC: C23C26/00
Filed: 1992-02-14
Abstract: Process for bonding an oxidation-resistant, ductile sheet of an alloy which provides an oxidation-resistant surface for a structural titanium alloy, for use at elevated temperatures. The alloys are chosen from the group including FeCrAl(Y), FeCrNi, NiCrAl(Y) and NiCr. These alloys are employed in the form of thin sheets and the titanium alloy is sandwiched between two sheets. The resulting unit is subjected to diffusion bonding under vacuum at elevated temperatures to produce the bonding of the sheets to the titanium alloy substrate. <IMAGE>
Patent DE-4204706-A1 (DE)
Title: Central heating hot water pipe socket strip fastening - has pipe covering holder with round straps in top region and V-shaped straps in lower one
IPC: E04F19/04
Filed: 1992-02-17
Abstract: The hot water pipes to and from a radiator of a central heating system are concealed by a cover which resembles a skirting board. The cover is attached to a support which is fastened to the wall with screws. The support has two recesses which extend in the horizontal direction and fit over two parallel pipes. The upper edge of the support has a vertical rib with a rounded upper edge. The lower edge of the support has a rib with a V- shaped edge. The upper edge of the cover has two lugs (1), each with a curved recess (4) which fits over the curved edge of the upper rib of the support. The lower edge of the cover has two lugs (2) which have claws (5) which grip the V-shaped edge of the lower rib of the support. ADVANTAGE - Pleasant appearance,reliable hold,and easy dismounting.
Patent DE-4209737-A1 (DE)
Title: Panorama X=ray device - has central processor controlling generation of melody or buzz tone during operation of X=ray device
Inventor: YOSHIMURA TAKAHIRO
IPC: A61B6/14
Filed: 1992-03-25
Abstract: The X-ray device has a pivot arm supporting the X-ray source and an X-ray film cassette at its opposite ends. A control processor controls the pivot movement of the arm and the X-ray exposure, ttogether with a melody or buzz tone generator (14), which provides a melody, or buzz tome indicating the operation of the X-ray device and/or the pivot arm drive. Pref. the tone generator uses a read-only memory, an oscillator and a loudspeaker. USE - For providing melody for calming patient, or for providing warning of pivot arm movement.
Patent DE-4211898-A1 (DE)
Title: Micro-mechanical laser mirror - has multilayer dielectric or metallic coating on silicon@ substrate which is completely etched away in optically-active region to provide floating mirror actuated capacitively, magnetically or piezoelectrically.
Inventor: HEINEMANN STEFAN DIPL PHYS
IPC: G02B1/10
Filed: 1992-04-09
Abstract: A highly polished substrate of Si with (110) or (100) crystal orientation is coated over an area in the path of the laser beam with a multilayer sandwich of silica and silicon nitride e.g. by chemical vapour deposition. The substrate is etched so that the active area is supported by two oppositely directed cantilevers, one of which carries an electrode contact. Alternatively the movements of the mirror may be controlled by piezoelectrically or magnetically. ADVANTAGE - No substrate materials other than semiconducting Si are used, and mirror can execute very rapid movements at high frequency in adaptive optical system.
Patent DE-4212590-A1 (DE)
Title: Filament cable crimping partic. for polyacrylonitrile filaments - has surface profiling of recessed blind drillings as upper and lower stuffer chamber plates for increased crimping intensity at lower chamber pressure forces
Inventor: KLEE RUDOLF-JUERGEN DR
IPC: D02G1/12
Filed: 1992-04-15
Abstract: The assembly to crimp fibre material, with a stuffing chamber with two fixed side walls and a fixed lower surface, has a moving upper surface to apply downwards pressure. The upper and lower plates are profiled on the sides towards the filament cable by drilled recessed holes with a dia. of 0.8-1.5 mm, in a recess with an outer dia. of 2.5-4.0 mm. At least 10 rows of drillings are at each plate at a gap of 10-25 mm, and a hole interval of 5-8 mm within a row. The holes in the separate rows are displaced to give a repeat positioning within at least three rows. The gap between the first row of holes and the point of the crimping plate, at the crimping rollers, is 40-60 mm. The drillings are blind. The upper and lower stuffer chamber plates are 260-280 mm long, pref. about 260 mm, and 300-400 mm wide, pref. about 350 mm. The drilled holes for profiling have a dia. of 1.0-1.4 mm and pref. about 1.3 mm, recessed at the sides towards the filament cable, in recesses with an outer dia. of 1.7-3.7 mm and pref. about 3.0 mm. The rows of holes, with a total of at least 10, are at intervals of 15-22 mm at each plate, and pref. about 20 mm, with a hole interval in each row of 6-7 mm and pref. about 6.5 mm, with 44-70 holes in each row and pref. 52 holes/row. The holes are displaced to give a repeat position in every 3rd row. The holes are blind drillings. The gap between the 1st row of holes and the point of the crimping plate, at the crimping rollers, is 40-60 mm and pref. about 50 mm. USE/ADVANTAGE - The system is esp. for high wt. fibre slivers and cables partic. of polyacrylonitrile filaments. High crimping intensities can be achieved with lower chamber pressure forces which would normally be difficult to crimp through their high wt., and/or type of polymer and/or polymer compsn. and/or fibre gauge and/or type of prepn.
Patent DE-4216367-A1 (DE)
Title: Prefab. masonry element of bricks with mortar joints - has building faces of stepped or toothed configuration
IPC: E04C2/04
Filed: 1992-05-18
Abstract: The bricks (1) have cavities aligned vertically for reception of lifting gears so that they form a duct. Pref. the hollow bricks have an inner and an outer material ring, round the apertures for retaining the lifting gear, between which are fitted air holes. At least one borehole, extending from the top to the bottom brick row, is provided for embedding a reinforcing number. The element top may be ground to size. On the top may be fitted several spaces in print, measured sizes. USE/ADVANTAGE - Facility for mechanical handling and wall erection.
Patent DE-4218142-A1 (DE)
Title: Relative positioning of tool and workpiece in machine tool - uses fluid pressure and reduces it after attaining desired position between both parts
Inventor: ABILDTRUP JOERGEN
IPC: B23Q1/38
Filed: 1992-06-02
Abstract: An increased fluid pressure is generated between the two chucks for the tool and workpiece. Then the two chucks (7, 8) are positioned w.r.t. each other. After the desired position has been attained, a low pressure w.r.t. the ambient pressure is generated between the two chucks. Then the two chucks are mechanically fixed w.r.t. each other. The machine has an overpressure source (13), connectable to the region between both chucks. An underpressure generating source (14) and a pressure switch (15) are used for selective coupling of the region between both chucks to the pressure and underpressure sources. ADVANTAGE - Rapid tool and workpiece positioning and reliable position holding.
Patent DE-4219800-A1 (DE)
Title: Prepn. of branched fats by reacting unsatd. fats with vinyl cpds. - in presence of salt of transition metal or tin, esp. using fatty acid, fatty acid alkyl ester or fatty acid glyceride as unsatd. cpd.
Inventor: BEHR ARNO DR
IPC: C10M129/70
Filed: 1992-06-17
Abstract: Branched fats are prepd. by reacting (a) unsatd. fats with (b) vinyl cpds. in presence of salts of transition metals and/or Sn. Pref. cpds. (a) are fatty acids of formula R1CO-OH, fatty acid esters of formula R2CO-OR3, or fatty acid glycerol esters of formula (I), (where R1CO, R2CO, R4CO, R5CO, R6CO = 6-24C aliphatic acyl gps. with 1-5 C=C bonds; R3 = 1-4C alkyl). The vinyl cpds. have formula R7-CH=CH2 (II) in molar ratio of (a):(b) of 1:1-10. USE/ADVANTAGE = The prods. are used in prepn. of lubricants, corrosion inhibitors, surfactants, cosmetics, textiles and paper aids, and rolling and drawing oils. They lower the solidification point. Adducts are obtd. in high yield and selectivity.
Patent DE-4221362-A1 (DE)
Title: Producing display screen for X=ray image amplifier - placing metal layer on glass photoetched to form base for deposition of fluorescent material
Inventor: DIEPERS HEINRICH DIPL PHYS DR
IPC: H01J9/227
Filed: 1992-06-29
Abstract: An output lighting screen for an X-ray amplifier has a glass substrate (11) onto which a metal layer is formed that is acid resistant. A photosensitive lacquer is overlaid and a lithographic mask positioned and exposed. The surface is then etched to form recesses (14) which are filled with deposits of a fluorescent material (15). An aluminium layer (17) is formed as a reflective coating. Typically the projections formed (16) have a width less than 3 microns and spaced by less than 8 microns. The fluorescent material may be deposited by sputtering, vapour deposition or a CVD process. ADVANTAGE - Simple and cost effective process for screen with limited cross-talk between elements.
Patent DE-4222485-A1 (DE)
Title: High-pressure injector for e.g. Diesel engine - has admission pressure of 1,5 to 5 bar at fuel feed
Inventor: BACKHAUS ROLF
IPC: F02M55/00
Filed: 1992-07-09
Abstract: The injector has an injection pump piston (1). When the piston is in its lower dead centre, fuel is supplied from the fuel feed (3) via control groove (4), feed bore (5), pressure chamber (6), return bore (7), and pump chamber (8), into the fuel return (9). At the fuel feed, there is an admission pressure of 1,5 to 5 bar, and the fuel is completely relieved behind the fuel return. Control groove and fuel return are simultaneously closed with a movement of the pump piston. Due to this, all other parts are combined into a pressure-charged part. Due to the fuel substitution, the temp. in the pressure chamber is maintained at a constant cool level. USE/ADVANTAGE - High-pressure injector for e.g. Diesel engine is without valves, and without vibrations, has almost complete relief of injection nozzle, and complete fuel exchange.
Patent DE-4225520-A1 (DE)
Title: Vagina insertable, inflatable, balloon-type support - which has cross-sectional, rectangular shape with rounded, stiffened edges w.r.t. its longitudinal axis
Inventor: HAMMERSEN ECKEHARD DR
IPC: A61F6/08
Filed: 1992-08-01
Abstract: The support (1) of rubber-elastic material has a valve in its base region. The cross-sections w.r.t. its longitudinal axis (5) have rectangular, or square, shape with rounded, stiffened edges (6), and an annular, stiffened bottom surface (3), widening conically from the latter to its lid surface (4). To the bottom surface is sealingly coupled a hose (9), in which the valve (10) is fitted. The central region (12) of the lid is pref. soft and yielding. The stiffened edges and annular reinforcements (7,8) may be formed by thickened support walls. USE/ADVANTAGE - For gynaecological treatment, with facility for increased comfort.
Patent DE-4228194-A1 (DE)
Inventor: PELZER HELMUT DIPL ING
IPC: B29C37/00
Filed: 1992-08-25
Abstract: A process is disclosed for manufacturing decorable moulded parts made of plastic materials. An extrudable thermoplastic material is injected or pressed behind a non-dried or non-cured flat decorative layer or lacquer layer. In a preferred embodiment, the decorative or lacquer layer is powder coated and the support film, the lacquer layer and the thermoplastic material are co-extruded together. This process allows decorable moulded parts having complex geometrical shapes to be manufactured.
Patent DE-4230779-A1 (DE)
Title: Arc extinction device for vacuum substrate coating device - uses capacitor across anode and cathode DC supply leads providing diversion path
Inventor: STUERMER JOHANN
IPC: H01J37/34
Filed: 1992-09-15
Abstract: The arc extinction system uses a capacitor (13) connected across the anode (6) and cathode (5) of the substrate coating device (1), contained within a vacuum chamber (2) and coupled to a DC source (11). The capacitor has a capacitance which receives the energy upon a short-circuit between the DC supply leads (9,10) to inhibit an arc path (16). Pref. the capacitance of the capacitor cooperates with the inductance of the arc path and the supply leads to provide an oscillation circuit with an oscillation duration which is twice the time required for formation of an arc. ADVANTAGE - Simple device for arc free operation of vacuum sputtering substrate coating device.
Patent DE-4232202-A1 (DE)
Title: Prodn. of tender steak of given shape from poorer quality meat, game or poultry - by comminuting, cutting to strips, beating with addn. of salt, and moulding for storage
IPC: A23L13/00
Filed: 1992-09-25
Abstract: In prodn. of steaks of given shape from slaughtered animals, game or poultry, animal body is broken down to pieces under conditions preventing formation of condensn water on the meat. The pieces of meat are freed from tissue and cut into strips in the direction of the muscle fibres. With addn. of salt, esp. 5-7 g/kg of meat, the meat pieces are discontinuously beaten for more than 10 hrs. under vacuum and at below room temp. The beaten pieces are then placed in a mould, under vacuum and with exclusion of air, so that the single pieces lie flat and mainly in the same fibre direction. The meat in the mould is stored in a ripening chamber for 8-18 days, depending on the type of meat, at 0 deg C. After removal of bone, the body is broken down anatomically, i.e. in the direction of the tissues, pref. 24-36 h after slaughter, at a core temp. of 6-8 deg. C, with a temp. of 12-16 deg. C and RH of 70% in the chamber. ADVANTAGE - Tender steaks, with good texture, colour, bite and flavour, can be obtd. in the required shape, from lower quality meat, in optimum yield.
Patent DE-4233611-A1 (DE)
Title: Membrane press for wood forming and veneering - has heated air admitted to membrane chamber through platen nozzles which direct air jets normal to membrane and ensure uniform work temperature
Inventor: HESCH ROLF DR
IPC: B30B5/02
Filed: 1992-10-06
Abstract: During the forming and veneering process heated air is admitted to the platen side of the membrane (9) covering the workpiece (11) supported on the base (12). To achieve a uniform temperature distribution the heated air is directed as jets normal to the surface of the membrane. Air is supplied through passages (17,17a) in the heated platen (4) and passes through nozzle apertures (18) connecting to the membrane chamber (8). The air escapes through passages (14) to maintain a constant air pressure at a given temperature in the membrane chamber. ADVANTAGE - More efficient heating and shorter press cycle.
Patent DE-4234434-A1 (DE)
Title: Ring spinning or twisting spindle - is driven by tangential belts or four-spindle belt drive and has bearing located between damping
Inventor: OPPL GUENTER
IPC: D01H7/04
Filed: 1992-10-13
Abstract: A ring spinning or twisting spindle is driven by a tangential belt or a four-spindle belt drive and has a bearing housing positioned in the spindle rail, and a tubular shell featuring bearings. The tubular shell is connected to the bearing housing via the intermediary of a damping element. The bearings are located between the damping elements and the spindle tilting point can be axially transposed by means of an axial shifting of at least one damping element and/or altering of the characteristic spring curve of the damping element. ADVANTAGE - The spindle features good centricity in relation to the spinning or twisting ring over a long period, permits high operating speeds and is easy to maintain.
Patent DE-4235710-A1 (DE)
Title: Hydromechanical dredger drive unit - has slow radial piston motor with rotating housing, and fast axial piston motor
Inventor: BOEINGHOFF OTTO DR ING
IPC: F03C1/24
Filed: 1992-10-22
Abstract: The unit has two motors, one of which may be switched off. This motor is formed as an internally charged slow radial piston motor (8) with turnable housing (7). The other motor is formed as a fast axial piston motor (1). The output side of this motor is connected to the housing of the radial piston motor. The housing is non-turnably connected to a take-off element of the hydromechanical drive unit. The radial piston motor is a fixed displacement motor. The axial piston motor has a constant pressure regulator. The housing of the radial piston motor has an external toothing (6), which meshes with a gear (4). The gear is non-turnably fastened to the take-off shaft (3) of the axial piston motor. USE/ADVANTAGE - Central power divider for mobile dredger, etc. is of simple construction, economical to mfr. and is of improved efficiency.
Patent DE-4241384-A1 (DE)
Title: Vehicular heater with storage for power unit contact - incorporates jet pump delivering liq. with heat recovered from exhaust to heat exchanger in passenger space
Inventor: GRUNDMANN EDGARD DIPL ING
IPC: B60H1/00
Filed: 1992-12-09
Abstract: The heat store (9) in a pressure vessel contg. a heater coil (3) supplied e.g. with exhaust gas from an engine (1), and a gauge (12) for the level of coolant delivered by a pump (10) which is switched off and on at max. and min. levels (14,13) respectively. At the mouth of its outlet (22) into the heater circuit (19), a jet pump (24) converts the pressure of the stored coolant into corresp. energy of liq. circulation. USE/ADVANTAGE - With either combustion-engined or electric-motor-driven vehicles, efficiency of storage is increased without need for any changes of layout.