baber/WOPTO huggingface dataset:
Patent DE-4225495-A1 (DE)
Title: IC engine with lambda control check valve - introduces false air into induction system by special sampling head or by fuel pressure controller.
Inventor: TISCHER JENS
IPC: F02D41/14
Filed: 1992-08-01
Abstract: The IC engine (1) has an intake air measuring unit (4) with a lambda control influencing interference unit. The interference unit is a valve (10) introducing a disturbance in the control system in the fluid control line (8e) to the fuel pressure regulator (8b) from the inlet manifold (2), or alternatively in the air duct (9) from the engine. Pref. in the latter position the valve is constituted by a branching piece with an air line leading from the duct to a chamber under a sampling head. USE/ADVANTAGE - To check on correct functioning of lambda control. On motor vehicles fitted with exhaust catalytic convertors, lambda control influenced simply and reliably by fuel supply pressure regulator or control valve in inlet air manifold.
Patent DE-4227197-A1 (DE)
Title: Carbon@ brush holder for rotary electrical machine - retains two relatively insulated brushes spaced at max. distance apart
Inventor: ZSARI GEZA
IPC: H01R39/39
Filed: 1992-08-17
Abstract: The brush holder supports each of two carbon brushes (5) in the holder spring biased radially into contact with the machine rotor. The brushes are relatively insulated from one another and are mounted in the holder at the max. relative spacing. Pref. the brushes are directly embedded in  ceramics or plastics material holder or are glued in place, each holder having an associated resetting spring. ADVANTAGE - Spaced brushes provide wide support base resisting tipping of brush holder, with large effective contact surface for reducing current density.
Patent DE-4228899-A1 (DE)
Title: Multi-phase electric motor regulation system
Inventor: GLEIM GUENTER
IPC: H02P6/16
Filed: 1992-08-29
Abstract: The regulation system controls revolution speed and/or position of at least one electric motor using a single Hall sensor providing signals exhibiting a potential and/or phase shift. The motor control signals (A) are obtained from the Hall sensor signals using a controller employing an unregulated voltage.Pref. the electric motor is controlled by clocked pulse width modulated or pulse length modulated signals with their timing corrected in dependence on the time or angle dependent phase shift in the sensor signals.
Patent DE-4235982-A1 (DE)
Title: Vehicle seated occupant restraint with releasable clip on seat belt - enables occupant to sit with belt slackened slightly but without loss of protection under abrupt deceleration
Inventor: STREICH ULI
IPC: B60R22/19
Filed: 1992-10-24
Abstract: The occupant (1) in his or her seat (2) is restrained by the belt (3) running from a floor-mounted anchorage (4) across the hips to a locking mechanism (5) and thence over one shoulder to a roller (6) mounted above the inertia reel (7). The clip (8), attached by the occupant when seated and belted, is slid up to the edge of the roller and this movement is repeated with the occupant leaning forward a few centimetres before reverting to the normal seated position. USE/ADVANTAGE - Esp. for use in hot climates; discomfort caused by pressure of the belt against the occupant is avoided without detriment to safety.
Patent DE-4236422-A1 (DE)
Title: Luggage compartment for omnibus - has slidingly extendable floor element fitted over base of vehicle
IPC: B60R5/00
Filed: 1992-10-28
Abstract: Luggage compartment (4) having a floor element (6) with supports (8) slidably mounted above the vehicle floor plate (5). The floor element, after opening the cover panel (3), is extendable away from the side wall (2). The cover panel is secured to the floor element as a front panel. The floor element is connected to two side elements (7) and to a rear section. USE/ADVANTAGE - Luggage compartment for omnibus allows easier loading and unloading of difficult to handle objects such as sets of skis.
Patent DE-4239829-A1 (DE)
Title: Medical or dental treatment appliance with laser energised probe - has hand-held termination for fibre optic probe with two air cooling conduits and water conduit for flushing and cooling at tip.
Inventor: NAKAJIMA SADAHIRO
IPC: G02B6/32
Filed: 1992-11-26
Abstract: A medical/dental treatment appliance has a laser source (90) and a hand-held termination (10 which houses a probe holder (24). The laser energy is transmitted from the source (90) via a coated fibre-optic cable (2) to the probe element (21) for application in the treatment area. Two independent air conduits (3) are provided within the termination (1) separated by a transparent sealing plate (8) such that they cool the exit end (201) of the fibre optic (2) and the incident end (211) of the probe (21) respectively. A water conduit (5) is also routed within the termination (1) to provide flushing/cooling at the probe tip (29). USE/ADVANTAGE - Enables precision treatment of small areas eg teeth whilst affording maximum protection against overheating of probe and permitting effective clearance of residues. Adverse effect of water deposition or efficiency of fibre-optic transmission prevented by sealing and dry air flow within assembly. Has variety of easily exchanged probe constructions for differing work.
Patent DE-4241023-A1 (DE)
Title: Preventing or reducing the release of germs from medical wash basins, baths etc. - in which basin outlet is sealed by valve which is operated manually or by control system actuated by sensor which detects waver level in basin.
Inventor: DEMANDT HEINRICH
IPC: E03C1/24
Filed: 1992-12-05
Abstract: A new device for reducing or preventing the release of germs from medical wash basins, baths etc. has the innovative feature that the outlet of the basin (1) or bath is hermetically sealed by a valve (2) which is opened either manually or by means of a sensor-controlled mechanism (4) when the sensor (3) detects that a certain water level in the basin has been reached. USE/ADVANTAGE - Esp. in operating theatres, medical practices, sterile rooms, etc. Overflowing of the wash basin etc. is prevented and the release of germs while the basin is not in use from any opening in the basin, leading for example to the outlet pipe is not possible.
Patent DE-4243267-A1 (DE)
Title: Steering drive for steering motor vehicles with first and second inputs
Inventor: HACKL MATTHIAS DIPL ING
IPC: B62D5/04
Filed: 1992-12-19
Abstract: The toothed rack experiences an axial movement when working in conjunction with a pinion. The toothed rod is designed as a serrated shaft (11) and with axial movement is uniformly rotated. The first input reacting across the pinion (12) on the serrated shaft (11) transmits an axial movement directly on the serrated shaft.The other input on the serrated shaft (11) transmits a rotary movement, which is converted into an axial movement across the pinion-serrated shaft engagement. The pinion (12) is connected with the steering wheel (14) with the first input and in the second input the motor (23), the drives the shaft (11) designed as a spur gear (11b) across the spur gear (22).
Patent DE-4302155-A1 (DE)
Title: New 1-amino-2-carboxy-cyclopentane derivs.
Inventor: MITTENDORF JOACHIM DR
IPC: C07C61/40
Filed: 1993-01-27
Abstract: Cyclopentane- or cyclopentene-beta-aminoacid derivs. of formula (I) and their isomers, acid addn. salts and metal salt complexes are new: A, B, D, E, G, L, M, T = H (but not all H), halogen, benzyl, OH or 1-8C alkyl (opt. substd. by 1 or 2 of halogen, OH, K, benzyloxy, COOH, 1-6C alkoxy, up to 6C acyl, 2-6C alkoxycarbonyl or -NR4R5); or (i) B+D, E+G or L+M = =CR6R7 or =N-OH; (ii) E+G and/or B+D = O or S; or (iii) B+E or E+M = additional bond, provided that if B+E = bond then D and G are not both H; R4,R5 = H, phenyl or 1-6C alkyl; R6,R7 = H, halogen, 1-8C alkyl, 1-8C alkoxy, up to 8C oxyacyl, benzyl or phenyl; R2 = H; amino-protecting gp.; 1-8C alkyl (opt. substd. by 1 or 2 of OH, CHD, up to 6C acyl, phenyl and benzoyl, the last two themselves opt. substd. by 1 or 2 of halogen, NO2, CN and 1-6C alkyl); up to 8C acyl; benzoyl (opt. substd. as above); -SO2R8; phenyl (opt. susbtd. by 1-3 of halogen, OH, NO2, CF3, OCF3, 1-6C alkyl, up to 6C acyl, 1-6C alkoxy, up to 6C alkoxycarbonyl, NR4R5 or SO2R8); or -COCHR9NHR10; R8 = 1-8C alkyl, or benzyl or phenyl (both opt. substd. by 1-3 of halogen, OH, NO2, CN, CF3, OCF3, 1-6C alkyl, 1-6C alkoxy, up to 6C alkoxycarbonyl, COOH or -NR4R5); R9 = 3-8C cycloalkyl, 6-10C aryl, H or 1-8C alkyl (opt. substd. by CN, MeS, OH, SH, guanidyl, NR11R12, -COR13, 3-8C cycloalkyl or 6-10C aryl (itself opt. substd. by OH, NO2, 1-8C alkoxy, halogen or NR11R12)); R11,R12 = H, 1-8C alkyl or Rh; R13 = OH, benzyloxy, 1-6C alkoxy or -NR10R11 (sic); R10 = H or amino-protecting gp.; R3 = H or 1-8C alkyl (opt. substd. by phenyl); or R2+R3 = =CHR14; R14 = H or 1-8C alkyl (opt. substd. by halogen, OH, Rh, COOH, 1-6C alkoxy or up to 6C alkoxycarbonyl); V = O, S or NH; R1 = H or 1-8C or phenyl (both opt. substd. by 1-3 of OH, halogen, NO2, CN, COOH, CF3, OCF3, 1-6C alkoxy, NR4R5, SO2R8 or (for phenyl only) 1-6C alkyl, up to 6C acyl or up to 6C alkoxycarbonyl); if V = NH, then R1 can also be SO2R8.
Patent DE-4302331-A1 (DE)
Title: Scale washer
Inventor: HENNIG WOLFGANG DR ING
IPC: B08B3/02
Filed: 1993-01-28
Abstract: The scale washer for rolled material, in particular, for steel strip and thin slabs directly precedes a rolling until or a rolling section, and consists of spray nozzles directed against the top and bottom surfaces of the rolled material for high-pressure scale removal.The washer is characterised by the fact that the spray units (21,22) incorporate a rotating nozzle head (23) provided with several spray nozzles (24).
Patent DE-4307570-A1 (DE)
Title: Semiconductor laser source emitting beam with circular cross-section - produces beam using cylindrical rod lens at right angles to axis of elliptical beam emerging from diode chip
Inventor: NAKATA NAOTARO
IPC: F21S2/00
Filed: 1993-03-10
Abstract: A single laser diode chip (10) produces a beam (LB) of wavelength 780 nm in the Z direction from a p-n junction in the YZ plane. The cross-section of the beam is an ellipse (P1) having its major axis in the X direction parallel to the axis (100) of a rod lens (20) of uniform dia. whose ends are fixed to the internal walls of the housing (30). The beam emerges with a circular cross-section (P2). USE/ADVANTAGE - For battery-powered remote control or optical transmission units, a large quantity of information can be transmitted rapidly with simple orientation of the laser beam.
Patent DE-4314109-A1 (DE)
Title: Conveyed material issue area of tube chain conveyor - involves outlet aperture on underside of conveyor tube section with closure device
Inventor: SCHRAGE REMMER
IPC: B65G47/78
Filed: 1993-04-29
Abstract: The closure device is a flap (3) which folds downwards to open the outlet aperture, which has a closure sheet (1b) which is suitable for covering the outlet aperture in the closed position. To open and form the outlet aperture a movable tube cover section of the conveyor tube (1) is formed. As closure cover (1b) the tube cover section is formed by means of two cross dividing surface sections limiting the end side of a tube section and guided from below to the horizontal longitudinal middle plane (2) of the conveyor tube (1). These dividing surface sections are so formed that the tube cover section has the shape of half of a longitudinally halved hollow cylinder. USE/ADVANTAGE - Conveyed material issue area of tube chain conveyor which is functionally reliable.
Patent DE-4317263-A1 (DE)
Title: Wall for nuclear plant containment
Inventor: HUEMMER MANFRED DIPL ING
IPC: G21C13/093
Filed: 1993-05-24
Abstract: Wall for a nuclear plant containment or other sealed building consists of a supporting wall which is wholly or partially of micro-silica concrete. Pref. the concrete forms a coating (1b) on the inside of the supporting wall (1) and can be sprayed on to a concrete wall (1a) which forms an essential part of the supporting wall. A plastic liner (2) can be provided as sealant, protected by a layer (3) of micro-silica concrete.
Patent DE-4319181-A1 (DE)
Title: Continuous prodn. of polyisobutylene-polymer blends - is simple and cost effective and produces prod. with good mechanical properties
Inventor: GROPPER HANS DR
IPC: C08J3/00
Filed: 1993-06-09
Abstract: A continuous process for the prodn. of blends of polyisobutylene (I) and at least another polymer (II) is claimed in which (a) isobutylene is continuously polymerised in pure, dry liq. ethylene (b) the resulting (I) is fed directly to a degassing extruder where it is melted and degassed and (c) (I) is mixed with (II) resulting in a blend characterised by (d) (II) being directly dosed in the required amt. into the degassing extruder and mixed there with (I). Also claimed is a continuous process for the prodn. of a mixt. of (I) with fillers and/or additives whereby after steps (a) and (b) there follows steps (C') (I) is mixed with fillers and/or additives whereby (d') the fillers and/or additives are directly dosed in the required amt. into the degassing extruder and mixed there with (I). (II) is a thermoplastic, pref. a polyolefin and is mixed with (I) either before or after the degassing. Fillers and/or additives are used as well as (II). USE/ADVANTAGE - The process is useful for the prepn. of blends and/or mixts of (I) with (II) and fillers and/or additives. The process enables blends and mixts. to be prepd. in a simpler and more cost effective manner than prior art.
Patent DE-4319752-A1 (DE)
Title: Electromagnetic relay for ON=OFF switching of lighting device - uses two pairs of parallel contacts respectively exhibiting high welding resistance and reduced transfer resistance and operated in sequence.
Inventor: KITAMURA NOBUHIRO
IPC: H01H9/38
Filed: 1993-06-15
Abstract: The relay uses a pair of contacts of a material with a high resistance to contact welding and a pair of contacts with a reduced transfer resistance, connected in parallel with one another. Each of their movable contacts is pivoted in dependence on the movement of the relay armature relative to a magnetic pole system, such that the contacts with the higher welding resistance are closed before those with the lower transfer resistance. The two pairs of contacts face one another, with a setting element of the relay electromagnet located between them. This setting element pref. has a pair of arms providing the contact pivot movement in response to the movement of the armature. ADVANTAGE - Prevents welding of contacts with reduced transfer resistance due to switching current.
Patent DE-4322490-A1 (DE)
Title: Monitoring circuit for resistance thermometer - compares constant current generator output of temp. measuring resistance circuit with defined value to detect supply line open circuit
Inventor: KLUMPP WOLFGANG
IPC: G01R31/58
Filed: 1993-07-06
Abstract: The constant current generator (OP,R,UV) is connected to the sensor via supply lines. The voltage (UOP) at the output of the generator is compared with a defined value (Us) to monitor for open circuit supply lines. The defined value is greater than the potential drop which the current from the current generator produces across the series circuit contg. the supply line and sensor resistances. The sensor can be a resistance thermometer forming part of an analogue measurement device with a measurement value processing unit connected to the sensor via the supply lines. ADVANTAGE - Circuit monitors supply lines for open circuit failures.
Patent DE-4323936-A1 (DE)
Title: Helio dynamics, irradiation unit for whole-body irradiation for preservation of health and vitalisation with a light quality resembling sunlight
Inventor: HANDWERK HARALD
IPC: A61N5/00
Filed: 1993-07-16
Abstract: Published without abstract.
Patent DE-4325088-A1 (DE)
Title: Safe with alarm device
IPC: E05G1/10
Filed: 1993-07-27
Abstract: The invention proposes a safe for accommodating valuables, having an alarm device which is connected to at least one narrow-laid electric current conductor (9) which at least partially covers the housing walls, the closure via a lock or hinge region also being connected, and the alarm being triggered in that the current conductor (9) is torn off under physical force. In the closure region, a predetermined breaking point (5) is provided, at whose assigned locking element (2) there is arranged a microswitch (10) which relays an alarm in the event of a break-in attempt. <IMAGE>
Patent DE-4327606-A1 (DE)
Title: Tripot joint with mounting lock
Inventor: HOFMANN NORBERT
IPC: F16D3/205
Filed: 1993-08-17
Abstract: Tripot joint with an outer part, in which three axially extending longitudinal recesses with tracks each lying opposite one another in the circumferential direction are formed an inner part, on which three radial journals are formed in a circumferentially distributed manner, each engaging in one of the longitudinal recesses and carrying roller arrangements with roller carriers and roller elements, the roller elements being guided in such a way as to roll axially on the tracks in the longitudinal recesses of the outer part of the joint, the roller carrier in each case being guided in such a way that it can be pivoted and displaced longitudinally on a journal relative to the respective journal axis, and the roller element in each case being mounted rotatably on the roller carrier, and the roller arrangements comprising the roller carriers and the roller elements being supported on the outer part of the joint against tilting about the longitudinal axis of the inner part of the joint, means which interact with the inner part of the joint and which form a positive resistance to axial removal of a roller arrangement on the respective journal being provided. <IMAGE>
Patent DE-4331441-A1 (DE)
Title: Circuit arrangement for driving a hot-cathode fluorescent lamp
Inventor: HAHLGANS GUENTER
IPC: H05B41/295
Filed: 1993-09-16
Abstract: The invention relates to a circuit arrangement for driving a hot-cathode fluorescent lamp with two heatable electrodes, each electrode being connected on the one side to an inductance and on the other side to a switch, both switches being connected to a control circuit. To ensure a uniform supply of current to the electrodes of the hot-cathode fluorescent lamp (L), the two inductances (L1, L2) can be fed by a constant-current source (F, R, S3) and the control circuit (St) uses a PWM signal (pulse width modulation signal) to control the switches (S1, S2) simultaneously during the heating phase and alternately during the on-phase. <IMAGE>
Patent DE-4335850-A1 (DE)
Title: Slide manipulator - has second nut bonded to slide axially near first nut
Inventor: LUIGS WILLI
IPC: B23Q5/40
Filed: 1993-10-20
Abstract: The manipulator, to give a controlled sliding action to a slide, has a second nut axially near the first, bonded to the slide. It is of a rigid material with an inner threading slightly larger than the outer threading of the spindle. Pref., the first nut is of a fluorocarbon polymer, e.g. PTFE, and the second nut is of metal. USE/ADVANTAGE - The system is for the controlled advance of a tool, probe, pipette and the like, where it has to be positioned accurately. The assembly gives an exact positioning, which can be repeated over long usage, which is not affected by overload on the slide drive.
Patent DE-4344760-A1 (DE)
Title: Heating stove designed to burn solid fuel
Inventor: KNEISSL HANNES DR ING
IPC: F24B5/02
Filed: 1993-12-28
Abstract: Primary combustion air is fed into the combustion case (19) in a conventional way. Secondary air is supplied through openings (20) in base and/or side wall, into the space of the combustion chamber (11), which is located directly above the combustion case opening (19.1). The secondary air is passed from a common air channel (22) for primary and secondary air, via a branch channel (23/1), to above the combustion case opening. The secondary air channel has a cast wall on the side towards the combustion case. The secondary air outlet (25) is located in this wall.
Patent DE-4402129-A1 (DE)
Title: Movement and positioning device for computer simulation system
Inventor: WINKLER MICHAEL DIPL ING
IPC: G09B9/52
Filed: 1994-01-21
Abstract: The device consists of a hollow sphere on rollers movable in any axis and in predefined positions. The sphere is supported on freely rotating rollers. It is moved by a friction wheel rotated by a servo motor. The axis of the wheel is turned to provide a 3D motion. Motion may be measured by integral position encoders. An individual is seated within the enclosed sphere. Within the sphere is a VDU that is part of a computer simulation system.
Patent DE-4402447-A1 (DE)
Title: Device for generating a multi-scene video signal
Inventor: ISHIMURA TUNEAKI
IPC: H04N5/45
Filed: 1994-01-27
Abstract: In this device, a single large-capacity memory for simultaneously showing a number of scenes in corresponding areas obtained by dividing an image is shown without a number of memories being required for individual video signals so that the device can be implemented with a small number of required components. The device contains data delay elements which delay the video input signals in a stage preceding the memory in which a number of digital video signals are written, and data position detectors which generate data position pulses together with address signals, address delay elements which delay address signals, a memory synchronization pulse generator which generates memory synchronization pulses, position detection/holding devices which detect and hold the data positions on the basis of the data position pulses and the memory synchronization pulses; decoders which decode the output signals of the position detection/holding devices and selectors which select the delayed video signals and the delayed address signals in accordance with signal decoding information from the decoders so that the number of video input signals can be written into the individual memory. <IMAGE>
Patent DE-4406581-A1 (DE)
Inventor: KIRK STEPHEN JOHN
IPC: A61L9/12
Filed: 1994-03-01
Abstract: The invention concerns an air improver consisting of solid or liquid substances in a receptacle. The substances can be converted into the gaseous state and have an olfactory effect. The invention is characterized in that at least one wall of the receptacle is formed by a foil of collagen fibres.
Patent DE-4407313-A1 (DE)
Title: Seeing aid with lenses for each eye
Inventor: ZUPAN PETER
IPC: G02C3/04
Filed: 1994-03-04
Abstract: In addition to the lenses (2,3) the aid contains a hinged handle. The two lenses are also hinged so that they can be folded on top of each other. The handle is in the form of a case (1), whose inside (26) is so dimensioned that the folded lens assembly (33) fits into the case cavity for retention. Pref. the folded lens assembly is held in the case by friction, or by a retainer. The lenses may have surrounding frames (12,13) and may form with them an integral unit. A hinge (8) couples the lenses on frames and its swivel axis lies parallel to, in the plane of the lens assembly.
Patent DE-4413206-A1 (DE)
Title: Head assembly fitted on toothbrush
Inventor: JONAS KARL-HEINZ
IPC: A46B7/06
Filed: 1994-04-13
Abstract: The bristle holders on the toothbrush are mounted on a water-filled rubber cushion. This yields according to the pressure used when cleaning the teeth so that the bristle tuft on which the pressure is exerted can be pushed inwards and the other bristle tufts move outwards.A gas-filled cushion, elastic substance or sensors could be used instead of the water-filled cushion.
Patent DE-4417875-A1 (DE)
Title: Hot-water cylinder
Inventor: KAMPE CARSTEN AUF DEM
IPC: F28D20/00
Filed: 1994-05-18
Abstract: Horizontal cylinder with a cold-water connection and hot-water connection. When drawing domestic hot water, in order to avoid a blending with cold water flowing behind, provision is made for the cold-water connection (2) to be connected to a pipe (5) which projects into the interior of the cylinder (1) and is provided with transverse holes (6). <IMAGE>