baber/WOPTO huggingface dataset:
Patent DE-4132257-A1 (DE)
Title: Electronic circuit for rapid detection of HF signal power - operates FET as passive component with self-regulated rectification of input signal
Inventor: SCHIEK BURKHARD PROF DR ING
IPC: G01R21/10
Filed: 1991-09-27
Abstract: The electronic circuit includes an FET without d.c. drive to the Drain-Source path so that the FET acts as a passive component. Self-regulated rectification of the input signal is dependent on modulation with the controlled transistor channel resistance. The detection characteristics can be matched to the requirements of each application by driving the gate with an additional bias voltage. USE/ADVANTAGE - Enables rapid power measurement in high frequency applications with a large dynamic range compared to diode detectors. Thermal noise has only small influence and circuit has high temp. stability.
Patent DE-4137248-A1 (DE)
Title: Cellulose material-joining method - compresses components coated with fusible glue between electrodes generating high-frequency field
Inventor: HAEFNER THEO
IPC: H05B6/46
Filed: 1991-11-13
Abstract: The method joins materials contg. cellulose, e.g. wood, paper or cardboard, together. A coating of fusible glue is applied to one or both contact surfaces, after which the components are pressed between two electrodes and exposed to a high-frequency electrical field, causing the glue to melt.       A polymer dispersion varnish free of solvent can be used as the glue. The pressure exerted can be between 100,000N/m2 and 10,000,000N/m2, and the frequency can be 10MHz at least.       ADVANTAGE - Rapid operation.       (Dwg.1/4)
Patent DE-4143136-A1 (DE)
Title: Reinforced cover for vehicle headlamp wiper drive box - has locking retaining strap to accommodate axial load on wiper spindle and to prevent cover being prised off by axial load
Inventor: KLAR JOSEF
IPC: B60S1/08
Filed: 1991-12-28
Abstract: The headlamp wiper drive comprising motor and gearing a relocated in a box fitted with a cover (2) on the rear. The wiper stub is mounted on the inside of the cover and is braced by a strap (7) secured over the back of the box to brace the cover against axial loads e.g. from cleaning brushes in carwash. The wiper stub can extend through the cover via a hole/slot in the strap, with a thrust flange on the inside of the box. The strap can be a flat metal strip secured at each end by screw fasteners (8,9). A shaped metal strap can have a snap-fitting through slotted supports at each end of the box, or a shaped spring clip, locating in fittings each side of the box can provide a simple construction. ADVANTAGE - Low cost, simple to fit, enables non reinforced boxes to be used, no risk of displacing gearing drive through force on wiper.
Patent DE-4205460-A1 (DE)
Title: Attaching printing plate to printing cylinder - has system of cables and tension springs to align rear edge of plate
Inventor: JENTZSCH ARNDT
IPC: B41F13/16
Filed: 1992-02-22
Abstract: The rotary printing machine has a printing plate (5) which has its front edge clamped to the plate cylinder (1) by a pair of clamping bars (3,4). These bars (3,4) are installed in a longitudinal slot (2) in the periphery of the plate cylinder (1). Tension is applied to the printing plate by rotating the cams (7,7.1,7.2) by means of a handle (9,10). If the printing plate is askew this fault is corrected by first aligning the front edge of the plate by means of the adjusting screws (6,6.1,6.2) which abut against the cams (7,7.1,7.2). After the front edge has been correctly aligned the rear edge is aligned by rotating the second handle (23) which actuates a system of cables and tension springs which brings the rear edge to its required position. USE/ADVANTAGE - An askew printing plate is easily brought into correct alignment on a printing cylinder.
Patent DE-4214543-A1 (DE)
Title: Body protector against impact, shot, and stabbing - has several overlapping, partly shiftable, plate-shape stabbing protectors in body worn protective jacket.
Inventor: BOPP WOLFGANG
IPC: A41D13/015
Filed: 1992-04-29
Abstract: The protective jacket (14, 15) is worn on the user's body. It contains several overlapping and partly shiftable, stabbing resistant, plate-shaped protective members (23a-c), under which is a bullet-proof protection (21, 22) over a shock absorber (19, 20). Pref. the protector has an articulated arm protections (25, 25a) and leg protections (29, 29a), both with joints (26, 26a). The arm and leg protections are typically of three-quarter sheet cross section with lower extensions. USE/ADVANTAGE - For police and anti-riot personnel, with increased body protection and mobility.
Patent DE-4216117-A1 (DE)
Title: Coupling centring guide for conveyor channels of chain conveyors - has intersliding bolts and one-piece shells of plastics for quick fit and easy dismantling
IPC: B65G19/28
Filed: 1992-05-15
Abstract: The shell bodies (10) which form the lock (8) have on the insides cams which form a structural unit with the shells.  At least the cams of the shells and the grooves (6) of the bolts (5) are finished to fit together like a sliding seat so that the shells can be inserted by hand, if necessary by using a slight hammering. The pairs of shell bodies and bolts meet the DIN standard 1685 GTA 16/5. A single or double-sided notch inside the inner edge of the arc of the shell can be used to insert a tool to release the join. ADVANTAGE- User-friendly simplified device.
Patent DE-4218893-A1 (DE)
Title: Phase-modulated IR carrier transmission of digital data words - discriminating between binary signals phase shifted w.r.t. reference signal preceding each received data byte
Inventor: RUMP HANNS
IPC: H04L27/18
Filed: 1992-06-09
Abstract: The zeros and ones of the digital signal differ in phase w.r.t. a reference signal which is transmitted ahead of every byte of data. The received signal passes through an uncontrolled amplifier (8) to a discriminating circuit including a band pass filter (9), a demodulator (10), a low pass filter (11) and a comparator (12). The multiphase switched baseband demodulator is clocked at a frequency pref. eight times greater than the carrier frequency (fT). Only zero-crossings are monitored so that checks on the signal amplitude are unnecessary. USE/ADVANTAGE - For complex audio transmission or computer serial interfacing, receiver can be operated always at max. capacity without monitoring of oscillation in control loops.
Patent DE-4221044-A1 (DE)
Title: Torque regulator for motor vehicle IC engine with automatic transmission - uses torque regulation characteristic for each different gear ratio to control throttle in engine air intake
Inventor: YAMAKI YASUSHI
IPC: F02D9/10
Filed: 1992-06-26
Abstract: The torque regulator for an IC engine uses a regulation characteristic to determine the torque delivered by the engine for each gear ratio of the automatic transmission, with interruption of the torque regulation when the latter is switched between different gear ratios using a regulation characteristic dependent on the required gear ratio. Pref. the regulation of the delivered output torque is effected via the throttle controlling the quantity of air supplied to the engine, pref. using an electronically-adjusted throttle plate. ADVANTAGE - Prevents loss of power during acceleration.
Patent DE-4226956-A1 (DE)
Title: Hydraulic dispensing pistol for material in hose-type bag - has disc on piston extension expanding against housing
Inventor: SCHNEIDER FRIEDHELM
IPC: B05C17/015
Filed: 1992-08-14
Abstract: The hydraulically operated piston dispenses material from a bag formed from hose. On the extension (9) of its piston (1) is a disc (7) expanding against the housing (8) to prevent piston movement in the reverse direction. There can be a further disc (14) on a cylindrical body (10) expanding against the housing, and an annular chamber (6) with sealing rings (11) can be formed between the body and the piston extension. The operating medium under pressure can be delivered to the annular chamber via a hose (5). ADVANTAGE - No piston guide rod protruding rearwards.
Patent DE-4228485-A1 (DE)
Title: Throttle device for IC engine - has by=pass with electric motor, and uses pressure differentials for constant supply of cooling air
Inventor: NORGAUER RAINER DIPL ING
IPC: F02D9/10
Filed: 1992-08-27
Abstract: The throttle device has an intake air channel (2), with a nozzle-shaped constriction (3) up-stream of the throttle flap (5). A bypass (9) contains an electric motor (11) as adjusting drive for the throttle flap for direct cooling. An intake aperture (12) of the bypass is located close by the front end (o), and a bypass discharge (13) close by the end (u) of the constriction. The electric motor is located in a chamber (15) of the bypass. Several individual air channels (9,10) open into the chamber. The intakes (12,12A) of these channels are located near the front end of the constriction. USE/ADVANTAGE - Gives sufficient cooling for electric motor on IC engine throttle device without additional parts.
Patent DE-4228641-A1 (DE)
Inventor: PRIMISSER NORBERT
IPC: H05B41/392
Filed: 1992-08-28
Abstract: A ballast for a gas discharge lamp comprises a freely oscillating inverter (C) powered by a d.c. source (A) and having a series circuit consisting of two controllable switches (319, 320) in parallel with the d.c. source. In parallel with the two switches there is a load circuit (D) having a series oscillating circuit consisting of an inductance (325) and a capacitor (326). The gas discharge lamp is connected in parallel with the oscillating circuit capacitor (326). For the purpose of dimming the gas discharge lamp (336) there is a control circuit which can affect the duty factor of at least one of the two switches dependently upon control information.
Patent DE-4230670-A1 (DE)
Title: Upholstery module for aircraft seat - incorporates shock absorber having plastically deformable element
Inventor: BAYMAK FARUK DIPL ING
IPC: B60N2/427
Filed: 1992-09-14
Abstract: The upholstery arrangement is for an aircraft seat. It has a cushion (2) with an elastically deformable core and a shock absorber (1) fitted below, within or behind the seat cushion. The shock absorber has sufficient height that the path necessary for the energy absorption can be realised. The plastically deformable component of the shock absorber is a thin sheet, pref. an aluminium sheet. The structure of the shock absorber is honeycombed in shape. USE/ADVANTAGE - Upholstery module for aircraft seat meets regulations concerning the emission of toxic gases in the event of a fire. It also protects the occupant from severe injury in the event of an impact.
Patent DE-4231861-A1 (DE)
Title: Child's seat used in vehicle - has side arms to hold protective hood released by pushing in spring-loaded knobs
Inventor: CHENG KENNY
IPC: B60N2/28
Filed: 1992-09-23
Abstract: The children's seat is strapped into a vehicle for safe carriage of a young child. It has a seat and seat back, safety straps and a hood which is pulled up from behind the seat back and is held by a crossbar attached to two side arms (13). The side arms may be locked in position or may be released by pushing in knobs (12) on either side. The knobs are spring-loaded (16) outwards. Plates (15) pushed against the inside of the knobs by the springs have short projections engaging cutouts (144) in the side arms. When the side arms are released the plate is pushed back to withdraw the projections from the cutouts. Long projections on the other side of the plates engage holes in the sides of the seat. USE/ADVANTAGE - Simple release mechanism for side arms on child's seat in vehicle to allow folding of protective hood.
Patent DE-4235214-A1 (DE)
Title: Processing contaminated pre-cleaned oil in plasma reactor - with pre-cleaning by extn. with mixt. of polar solvent and non-polar solvent, sepg. heavy phase, and removing volatiles by distn..
Inventor: IMMER CORNELIA
IPC: A62D101/20
Filed: 1992-10-20
Abstract: Processing waste oil, heavy oil or similar hydrocarbon cpds. involves (1) pre-cleaning the oil by known process, (2) exposing the pre-cleaned oil to a magnetic field with high density of magnetic flow, (3) exposing the oil to the direct action of an electric arc in a plasma reactor, with addn. of a reactant gas, thus splitting the mol. structure, and (4) recondensing the new prod. formed in a known process connected to the plasma reactor. USE/ADVANTAGE - Application is to waste oil, heavy oil, residues from tanker diesters and extracts from oil shale. Formation of coke is largely avoided, and the prod. is of higher quality.
Patent DE-4239769-A1 (DE)
Title: Adaptor for clamping steep taper shank tools in hollow taper shank spindle nose - has hollow taper shank to fit spindle at one end and bore to accept steep taper shank tool at other end, as well as tool clamping mechanism hydraulically actuated by machine coolant supply system
Inventor: BRASEL GUENTER DIPL ING
IPC: B23B31/26
Filed: 1992-11-26
Abstract: At one end the adapter has a taper bore (20) to accept a tool with a steep taper shank (21) and at the other end a hollow taper shank (33) that fits into the bore (6) of the machine tool spindle nose. A drawbar (14) with claws (9) engaging the internal shoulder (35) of the hollow taper shank (33) clamps the adapter into the spindle nose. A clamping mechanism (37,42,51,47,52) for clamping the steep taper shank tool in the adapter is hydraulically actuated by low pressure cutting fluid applied through a central passage (17) of the drawbar and acting on a piston (37) sliding in the adapter. ADVANTAGE - Provides for machine versatility.
Patent DE-4300283-A1 (DE)
Title: Fibre composite with a mixed-wire fabric
Inventor: MENNE ROLF
IPC: B32B15/14
Filed: 1993-01-08
Abstract: The fibre composite consists of a metal matrix with embedded strength reinforcing fibres (1). It is characterised by the fact that, before the fibre composite is produced, the fibres (1) form a mixed-wire fabric (3) with wire elements (2). The wire elements (2) are made of the material of the metal matrix, and they serve as a carrier material or a framework for the fibres (1).The mixed-wire fabric (3) consists of orthogonally woven fibres (1) and wire elements (2), with the fibres having a strictly fixed constant distance (a) between them. The metal matrix and hence the wire elements are made of aluminium. The fibres are steel fibres. Alternatively, they are ceramic or carbon fibres.
Patent DE-4303816-A1 (DE)
Title: Device and method for discharging the material from which the water and/or juice has been removed and which continuously passes through the dewatering device
Inventor: KASTEN HEINZ
IPC: B01D33/03
Filed: 1993-02-10
Abstract: A conical hopper which is equipped with screens and which effects dewatering by means of gravity, air pressure or vibration until the material is ready to be discharged, is emptied during operation by:     Pressure rollers   Rubber lips actuated by means of auxiliary pressure   The formation of chambers by means of slides The formation of chambers by means of pressure rollers acting on a rubber shaped piece.   <IMAGE>
Patent DE-4306701-A1 (DE)
Title: Compressed-air cock
Inventor: SPINDLER RENE
IPC: B25D17/04
Filed: 1993-03-04
Abstract: Compressed-air cock with a cylindrical housing (12), inlets and outlets (20, 24), arranged at opposite housing ends, for the compressed air, and a pivotable release lever (42) which projects laterally from the housing (12) and is preloaded in the expanding direction, characterised in that the housing (12) is inserted coaxially into a tube (14) tightly enclosing it, and the release lever (42) projects to the outside through a slot (46) in the tube (14) and is formed and arranged in the housing in such a way that it can be pressed back completely into the tube (14). <IMAGE>
Patent DE-4314399-A1 (DE)
Title: Clamping connector
Inventor: GRZYBEK WALTER
IPC: F16B5/06
Filed: 1993-04-29
Abstract: Clamping connector (1) as a connecting and construction means for the releasable connection of two components (2, 15), having a base plate (4) and carrying legs (7) which are connected at right angles to said base plate and which, adjacent to the side directed away from the base plate (4), exhibit a resilient tongue (8) which, as seen from a centre axis (9) of a cutout (5) in the base plate (4), exhibits a first portion (11), running outwards with increasing distance, as introductory slope, which first portion (11) is adjoined by a second portion (12), as clamping slope, at an obtuse angle with respect to the first portion (11) and oriented towards the centre axis (9), the clamping slope (12) merging into a stop angle (13) which is directed outwards with respect to the centre axis (9) and delimits the second portion (12). <IMAGE>
Patent DE-4315062-A1 (DE)
Title: Process for preparing a catalyst and catalyst prepared by this process
Inventor: HUMS ERICH DR
IPC: B01J37/02
Filed: 1993-05-06
Abstract: In the preparation of a catalyst containing a catalytically active Mo-V-O phase there is the problem of keeping the Mo-V-O phase substantially free of other catalytically active admixtures in order not to co-catalyse any competing reactions. For this purpose the invention provides that vanadium oxide and molybdenum oxide are mixed in a ratio of 0.7 to 1% by weight, based on V2O5 and MoO3, the mixture is heated to a temperature above 500 DEG , the Mo-V-O phase produced is cooled, ground and then subjected to a reducing treatment, dispersed on a heated oxidic support (33) and then the dispersed material is ground, if appropriate then applied with other additives to a suitable macroscopic support (66) and calcined. The invention is applicable with all DeNOx catalysts. <IMAGE>
Patent DE-4315883-A1 (DE)
Title: Heating element (heater element)
Inventor: WOLF BRIGITTE
IPC: F24H9/18
Filed: 1993-05-12
Abstract: A heating element, in particular for flow-type heaters (flow heaters), comprises two heating filaments which have at a first end electrical connection pieces and are connected to each other at a second end by means of an intermediate piece, the intermediate piece forming an electrical connection between the heating filaments for fitting the heating element. In order to improve this heating element in such a way that it is simpler to produce, it is proposed to produce the heating element from two separate heating filaments and to form the intermediate piece from a web which is welded to the heating filaments in the region of their second ends.
Patent DE-4317834-A1 (DE)
Title: Opto-electrical element with spectral sensitivity
Inventor: KROETZ GERHARD
IPC: H01L31/0232
Filed: 1993-05-28
Abstract: The opto-electrical element with spectral sensitivity, in which an opto-electrical radiation, of wavelength  lambda , to be detected passes by means of a resonator a multiple number of times through an active layer, has a resonator comprising two parallel mirror layers which are themselves electrically insulating or electrically insulated with respect to the active layer or, at least, have a dark conductivity which is not too high. A photoconductor, for example comprising amorphous silicon, is used as the active layer, connection being carried out such that the current flow and radiation direction in the active layer do not run parallel.
Patent DE-4318464-A1 (DE)
Title: Resistance spot welding jaws - have long life insulating coating on jaw regions susceptible to workpiece contact
IPC: B23K11/31
Filed: 1993-06-03
Abstract: Spot welding appts. (esp. jaws), for joining sheets has welding electrodes (7,8) provided on jaws (1,2), at least one of the jaws (1,2) and/or jaw holders (4,5) being insulated in a region which may contact the workpieces being welded. The novelty is that the insulation (10,11) is formed by one or more insulating coating layers having a spatter- and/or wear-resistant outer surface. The insulating coating may consist of a woven glass tape, pref. impregnated with epoxy resin. Pref. The insulation (10,11) has two permanently bonded layers, one being an insulating layer and the other being an overlying spatter-proof layer. The spatter-proof layer consists of a woven fabric, an opt. slit sleeve or a wound strip of high grade steel or consists of 'mehanite'. The insulating layer consists of a pref. epoxy resin impregnated woven glass tape, carbon fibres or a ceramic fabric and/or wadding. Alternatively, the insulation (10,11) consists of one or more layers of a ceramic fabric and/or wadding. USE/ADVANTAGE - As manual or robot welding jaws used esp. in the automobile industry, coach building, etc. The insulation has long service life, is easily adapted to different jaw shapes, and has low prodn. costs.
Patent DE-4328962-A1 (DE)
Title: Storage tank
Inventor: SEIFERS HILMAR
IPC: F02M21/06
Filed: 1993-08-27
Abstract: Storage tank for liquid, cryogenic media, preferably liquid hydrogen. In this storage tank,   a) a thermally insulated housing (3) is arranged in the interior of the storage tank (1), preferably in the vicinity of its bottom, b) at least temporarily the inflow of stored medium (2) into the housing (3) is possible via at least one opening, c) at least one evaporating device (6) is arranged within the housing (3), d) a rising pipe (8) is arranged between the housing (3) and a collecting receptacle (9) arranged above the liquid level of the cryogenic medium (2), e) if necessary, a further evaporating device (10) is arranged in the collecting receptacle (9), and f) a line (11) leading out of the storage tank (1) is provided from the collecting receptacle (9).   <IMAGE>
Patent DE-4330797-A1 (DE)
Inventor: MELLEM JOACHIM
IPC: C03B7/07
Filed: 1993-09-10
Abstract: PCT No. PCT/EP94/02786 Sec. 371 Date Oct. 24, 1995 Sec. 102(e) Date Oct. 24, 1995 PCT Filed Aug. 23, 1994 PCT Pub. No. WO95/07242 PCT Pub. Date Mar. 16, 1995An apparatus for defibrating optically dense glass melts, such as a glass melt from basalt by the jet process, is proposed which is equipped with a feeding mechanism (1) for the melt and defibrating aggregates (2), the feeding mechanism (1) having a feed channel (3) and a subsequent distributing channel (4) with outlet ports (5) to the defibrating aggregates (2). To homogenize the glass temperature in the area before the defibrating aggregates (2) the feed channel (3) has on the bottom side at least in the area adjacent the distributing channel (4) a warming device (8) serving as a thermal barrier or active insulation and advantageously formed as an electric resistance heating device.
Patent DE-4331469-A1 (DE)
Title: Natural roof (ecological roof)
Inventor: MARSILIUS PETER
IPC: E04D13/18
Filed: 1993-09-16
Abstract: The invention relates to a novel ecological roof, in the case of which two different high sloping side surfaces are connected by a gently inclined surface. The connecting surface may be covered with a natural insulating layer, e.g. a layer of soil cultivated with grass.
Patent DE-4333952-A1 (DE)
Title: Control means for numerically controlled machine tools
Inventor: DOEBELING KLAUS DIPL ING
IPC: G05B19/414
Filed: 1993-10-05
Abstract: To control numerically controlled machine tools, the machining programme, comprising movement sets, is executed not only in accordance with the respectively current axis position of the machine tool, but the movements of the machine are also determined during the sequence. In the event of an interruption of the machining programme, the machining which is running can as a rule not be continued at the point where it was at the programme interruption. According to the present invention, in the case of interruptions, subprogrammes (UP) are started in which the functions to be carried out during the programme interruption are specified and which contain indicators with which the programme location to which the subprogramme is intended to be joined is specified. The invention is applied in numerically controlled machine tools. <IMAGE>