baber/WOPTO huggingface dataset:
Patent DE-4012969-A1 (DE)
Title: Locator for non-exposed electrical leads - uses electrical audio frequency generator and signal appts. with exchangeable search probe responding to EM waves
Inventor: STREHLE ROLF
IPC: G01V3/165
Filed: 1990-04-24
Abstract: The sound generator (10) is connected to the lead to be located.  The electrical signal appts (15) is provides with at least one exchangeable search probe (22). The latter id designed as an active sensor regarding to e.m. waves. The probe comprises an oscillation circuit with a following demodulator and amplifier. It is battery powered . An additional exchangeable search probe (23) is inductive, magnetic field sensitive and/or capacitative electo-field sensitive. The  probe (22) is a separate component connected to the signal appts via an electrical measuring lead (19). The probe is held on a rod or pipe shaped retainer (21) which can be coupled to an extension piece (24). USE/ADVANTAGE - Using simple probe not only the course of a lead but also the exact position of breaks, lead ends, short circuits, and earth leaks can be registered. Depth location improved.
Patent DE-4013880-A1 (DE)
Title: Insertion-type necklace fastener - has shoulder at tongue eye limiting insertion distance either way up
Inventor: BECHTOLD BERND
IPC: A44C5/20
Filed: 1990-04-30
Abstract: The insertion-type fastener is for pearl and other necklaces, having a tongue and a sleeve each with an eye at the end attached to the necklace. The tongue is folded, with a spring locking arm on which is a lug engaging in an opening in the sleeve, also a pressure finger curving outwards at the end near the eye and by which it is released. There is a shoulder (10) at the eye(4), limiting the distance for which the tongue (3) can be inserted. The sleeve (1) is round or rectangular, with a rectangular insertion slot.  It contains two opposite openings (7,7a) accommodating the lug whichever way up the tongue is inserted. USE/ADVANTAGE - Reliability, and simplicity of production and use.
Patent DE-4018772-A1 (DE)
Title: Individual electronic identification of identity cards - using input device contg. microprocessor, keyboard, and bus for programming chip cards for specific applications
Inventor: SCHREIBER HANS DR DR
IPC: G07F7/10
Filed: 1990-06-12
Abstract: The method for the individual electronic identification of identity cards enables an individually encoded pass (1) in the form of a chip card or smart card to have additional information coded in for a limited time using an input device (2) with a key band (7), pref. at least one microprocessor (9) and/or semiconducting chip and a bus. The individual code is entered via at least one microprocessor and/or chip into at least one permanent memory or at least one magnetic strip is additionally or exclusively programmed. USE/ADVANTAGE - For cards with microprocessors, chips and magnetic strips, method enables standard cards to be programmed for different applications.
Patent DE-4021255-A1 (DE)
Title: Recessed mounting headlamp - has retaining catch and sprung fitting inside mounting housing
Inventor: MATTIODA ROBERTO
IPC: B60Q1/04
Filed: 1990-07-04
Abstract: The recessed fitting has a housing (7) inside the vehicle body and shaped to accomodate an insert headlamp unit (30) which is push-ed in from the front, to locate in the recess. The unit is retained by a catch (55) in the inside of the housing. The rear of the lamp unit has a sprung fitting (51) which is compressed between the bottom of the recess and the unit, and which presses the unit again-st the locking catch. The retaining catch has a simple release action via a pivot mounted lever (26) reached by hand. A simple sprung fitting has a hinged loop (47) with an angled crosspiece, which is presses against the bottom of the recess. ADVANTAGE - Simple front mounting, no separate fasteners, no special tools required.
Patent DE-4023048-A1 (DE)
Inventor: MUENSTER PETER DR
IPC: C07D495/04
Filed: 1990-07-20
Abstract: Dicarboximides of the general formula Ia and Ib   ulfur, R1 is hydrogen, cycloalkyl, alkyl, hydroxyl, alkoxy, cyanoalkyl, alkenyl, alkynyl, phenyl, naphthyl or a 5-membered or 6-membered heterocyclic structure, where the stated radicals may be substituted, and R2 and R3 are each nitro, cyano, halogen, amino, mono- or dialkylamino, alkylcarbonylamino, unsubstituted or halogen-substituted alkoxy or alkylthio, alkylsulfonyl, haloalkylsulfonyl, alkenyl, alkynyl, phenyl, phenoxy or phenylthio or one of the radicals R1, with the proviso that specific compounds named in the description are excluded. Processes for the preparation of the compounds Ia and Ib and herbicides containing them.
Patent DE-4024368-A1 (DE)
Title: Door hinge for vehicle - has two halves and can be moved to 90 deg. locking and 180 deg. opening positions
Inventor: RUDOLF HORST
IPC: E05D11/10
Filed: 1990-08-01
Abstract: The two halves of the hinge are pivotably connected to one another by a link bolt fitted in their respective lugs, and an arrest plate extends radial to the link bolt from the one half. This plate works in conjuction with an eccentric arrest bolt running in the same direction as the link bolt, and fitted to the other hinge half. The plate has several angularly displaced recesses for the bolt, and determining various opening positions. The arrest bolt (13), in an intermediate position following the closure position of the door, automatically adopts a first arrest position in which it blocks in the opening direction. By adjustment of the bolt, the blocking action can be removed to permit further door opening. USE - As a door hinge for commercial vehicles.
Patent DE-4027616-A1 (DE)
Inventor: EBERLE JOSEF DR
IPC: C12Q1/68
Filed: 1990-08-31
Abstract: Described is a method of determining polymerase activity by incubating the polymerase with a template nucleic acid, a detectable mononucleoside triphosphate and an immobilizable nucleoside triphosphate, bonding the immobilizable nucleotides to a solid substrate and detecting the bound detectable nucleotides. Also described are tests based on this method.
Patent DE-4027643-A1 (DE)
Title: Front wheel drive bicycle -  is steered by levers either side of seat, acting on rear wheel fork
Inventor: WALDOW HANS-ULRICH
IPC: B62K21/00
Filed: 1990-08-29
Abstract: The bicycle accommodates the rider on a seat (1) between the front and rear wheels (5,6), his legs acting on a drive mechanism (4) in front of the front wheel.  A front frame (2) is steerable by means of a joint in relation to the rearwards-extending arm (6.2) of the rear-weel fork (6.1).  It is of plastic or steel tube, and accommodates the front wheel, drive mecahnism, steering joint bush (3.1) and the two struts of the adjustable seat mounting. The front wheel is driven, and the steering joint is on the centre line and  near the front end of the seat surface.  Steering is by levers (7,7a) in bearings in the frame on opposite sides of the seat, their movement being transmitted hydraulically, or by ropes or a linkage to the rear wheel fork arm. ADVANTAGE - The rider sits with feet to the front, so that these come free rapidly on collision.
Patent DE-4030126-A1 (DE)
Inventor: BARTELS ROBERT-JAN DR ING
IPC: B25D17/11
Filed: 1990-09-24
Abstract: The invention relates to a sound damping device for a drive unit having a tool which is movable therein and a housing which encloses the drive unit with the exception of the tool passage opening and with the exception of the supply line lead-through openings, the drive unit being supported in the longitudinal and transverse direction inside the housing via guide elements. The invention is to provide a sound damping device which takes account of the relevant working and environmental regulations without using elastic and sound damping material in the housing interior. For this, it is proposed to make the housing (4) multi-shelled and to fill the interspace between two adjacent shells (8, 9) with a free-flowing deadening material (10) which is incompressible per se. <IMAGE>
Patent DE-4030576-A1 (DE)
Title: Magnetic drive with reversible polarity -  has magnetic belt travelling through monopolar magnetic sections with force equalising inlet and outlet ends
Inventor: SU DAR-SHIUNG
IPC: H02K53/00
Filed: 1990-09-27
Abstract: The arrangement forming a reversible magnetic drive has a magnetic belt (1) consisting of sections of magnets (11) having the same polarity and size, guided by rollers to follow a rectangular path, passing between monopolar magnetic sections (2) along two opposite sides of the path. The magnetic forces at the input and output ends of the magnetic sections are equalised, by using thin rectangular magnets (42), arranged to form a channel section, narrower than the magnets at the intermediate parts (4).
Patent DE-4036336-A1 (DE)
Title: Read and write transducer for magnetic recordings - has double magnetic field generated by E and I core based unit
Inventor: BARRETT PAUL
IPC: G06K7/08
Filed: 1990-11-15
Abstract: The head for use with magnetic recording material, such as discs or tape, has an E shape (3) with side (4,6) and centre limbs (5). Adjacent to this, an I-shaped element (2) supports a pair of coils (7,8). A further coil is carried on the centre limb (9). Air gaps are formed (11-13) between the E and I sections. Opposing magnetic fields (17-19) are set up in the two halves. Amplifiers (22,24,25) provide outputs from read operations and inputs for write operations via a processor (23). ADVANTAGE - Allows simultaneous read and write operations.
Patent DE-4041492-A1 (DE)
Title: IC fault potential measuring device
Inventor: JAGDT HOLGER
IPC: G01R31/00
Filed: 1990-12-22
Abstract: The measuring device uses a substitution circuit provided by a resistance (19) inserted in the supply lines between the IC (1) and a storage capacitor (3), with the IC and the DC supply stage contained in a fully screened housing.     Pref. the resistance (19) is inserted in the earth supply line and is used to measure the parasitic currents of the IC. The impedance characteristic of the resistance (19) over the required frequency range is pref. measured and used to obtain correction values for the obtained measurements.
Patent DE-4100674-A1 (DE)
Title: Combined heating and ventilating system - comprises circuits boosted by heat exchangers and pump and controlled by valves
Inventor: VIESSMANN HANS DR
IPC: F24D3/08
Filed: 1991-01-11
Abstract: A heating and ventilating system for a number of rooms connected by a heating circuit consists of several elements which produce and give off heat. A boiler (1) is connected to a hot water storage cylinder (2) which in turn is coupled to a heat exchanger (3) incorporated in a ventilator (4) with a fresh air intake (4'), and a pump (5). Another heat exchanger (6) integral with the cylinder (2) is connected to the heat exchanger (3) in the ventilator (4), and a further heat exchanger (7) associated with the pump (5). The air supply duct (5') from the pump (5) has several suction openings in different rooms (8), and the air distribution duct (9) from the ventilator (4) has a number of discharge points in different rooms (10). The return pipe (11) from the heat exchanger (3) is connected to the heat exchanger (6), a three way valve (12) between the flow (14) and return (15) of the boiler (1), and the flow pipe (11') from the heat exchanger (3) is connected to the boiler flow (14) and a two way valve (12). USE/ADVANTAGE - An econimic and comprehensive combined heating and ventilating system.
Patent DE-4102538-A1 (DE)
Title: Coffee grinding machine - is actuated by treadle operated by person sitting in chair
IPC: A63B22/08
Filed: 1991-01-29
Abstract: A coffee grinder is driven through a bevel gear drive (5) and a gear train (6) which includes a gear wheel (11). The gear wheel (11) is mounted on one end of a shaft (12) which is supported in bearings mounted on the arms of a chair. The other end of the shaft carries a pulley which is driven by a belt (15) from a second pulley (15). The second pulley (15) is mounted on the treadle shaft which is actuated by pedals (8). The pedals are positioned so that they can be operated by a person sitting in the chair. USE/ADVANTAGE - Coffee grinder operated by a person in a sitting position.
Patent DE-4103528-A1 (DE)
Inventor: ALBERSMEYER WALTER DR
IPC: C04B41/68
Filed: 1991-02-06
Abstract: What is concerned is a process for treating water-conveying systems to seal the surfaces of cement-bound materials. Here, the aim is to seal the material surfaces against the release of their components like sand or fibres into the water. This is achieved in that to the water is added an alkaline carbonate or a hydrogen carbonate-activated alkaline silicate, preferably a commercially available waterglass.
Patent DE-4110433-A1 (DE)
Title: Flat roof edging connection for fascia board to felt securing strip - has fascia board held by sprung clips to strip screwed to roof decking
Inventor: KIRCHHAMMER RALF
IPC: E04D13/155
Filed: 1991-03-29
Abstract: The roof edging clip is for a roof felt covering. An inclined arm fixing (16) screwed to the roof decking, is used to dress the roof felt (15) over. A push on clip secures the felt to the arm. A 'C' section fascia panel (12) rests over the felt securing clip. A three part clip (10) secures and holds the other end of the fascia board with spring tension to the inclined arm attached to the roof decking. The three sections of the clip rotate around a central axis (10) to allow for adjustment during fixing. USE/ADVANTAGE - Simplifies fitting for flat roof edge detailing in building.
Patent DE-4110614-A1 (DE)
Title: Rugged lens e.g. for spectacles - has main body with diffractive focussing features on side covered with protective e.g. polysiloxane coating of lower refractive index
Inventor: BECKER KARL-JOSEF
IPC: G02C7/02
Filed: 1991-04-02
Abstract: A lens for the complete spectrum of visible light, and partic. one for use in spectacles, consists of a basic member of transparent material with diffractive features on at least one face to produce a focal length. This surface concerned has a smooth transparent protective coating on its outside, the refractive index of which is less than that of the main body of the lens. The coating is pref. based on polysiloxane or heateropolysiloxane; the prod. can have a glass or transparent plastic disc. The diffractive body (1) is in the shape of a flat disc of glass. On its inner and focussing side (2) it has the diffractive features in the form of recesses (4) to produce a phase grating. The width of these recesses decreases further from the optical axis (5) which passes through the focal point (3). Parallel rays of light (7) incident on the outer side (6) of the lens are bent inwards towards the focal pt. (3) on the edges (8) of the recesses. The figure portrays the effect with monochromatic light. ADVANTAGE - Suitable for rough usage.
Patent DE-4116835-A1 (DE)
Title: A-column for motor vehicle, between windscreen and door - consists of perforated plate, with channel below, to collect and drain water off windscreen
Inventor: BALL WILFRIED
IPC: B60R13/07
Filed: 1991-05-23
Abstract: The A-column is for a motor vehicle. It is connected to the windscreen on one side, and on the other side, it forms the delimitation for a door opening. The top end of the column is connected to the roof structure. The lower end contacts the dashboard wall resp. door column of the vehicle. The outer surface of the A-column (1) is formed by a perforated plate (10). A channel etc. is located below the plate, to collect and drain water flowing off the windscreen (4). The channel is formed in a carrying part of the A-column. This consists of an inner and an outer profiled plate, and the outer plate has a recess and/or a projection to form thechannel. USE/ADVANTAGE - Better looking A-column on vehicle body elimations wind noise.
Patent DE-4123741-A1 (DE)
Title: Mobile trolley for sale of hot food - incorporates gas cooking and washing-up facilities and cool storage area
Inventor: HOFFMANN LUDWIG
IPC: B60P3/025
Filed: 1991-07-17
Abstract: Mobile retailing trolley for the sale of hot food and sandwiches having a counter (3), a work table (6) and a gas connection (7). A washing-up area (8) has a fresh water supply (9) with a delivery pump (12) and a waste water tank (13), and a gas supply is contained in a separate cupboard (15); a storage drawer (17) and at least two road wheels (18 19) are also fitted. ADVANTAGE - Retailing trolley which in addition to all the normal features has means for keeping food in cool, hygienic conditions and also adequate cooking facilities.
Patent DE-4124133-A1 (DE)
Title: Replay method for directional audio system with memory - assists in direction-finding by buffer storage of demodulated message signal in monitor channel of receiver
Inventor: DEITERSEN HOLGER
IPC: G01S3/04
Filed: 1991-07-20
Abstract: In the digital signalprocessing monitor channel, a digitiser (1) is followed by bandpass filters (2,3), a variable-gain amplifier (4), a co-ordinate converter (5) and a demodulator (6). The output is branched (15) to a sub-sampling filter (10), compander (11), replay memory (12), expander (13), and interpolation filter (14). The result, mixed with the demodulated signal, passes to a D/A converter (7), low-pass filter (8) and LF amplifier (9). Buffer-stored messages and received signal azimuthal resolution. are correlated. ADVANTAGE - Direction-finding even in difficult conditions is guaranteed with aid of simultaneously detected and demodulated LF message signal.
Patent DE-4125301-A1 (DE)
Title: Passenger car with safety body - has projections on B=column, so that door supports itself on door sills during side frontal collisions
Inventor: HENEKA ROLF
IPC: B60J5/04
Filed: 1991-07-31
Abstract: The car has a body, with A- and B-columns (3, 4), connected by door sills (5), and a door (2). This is fastened via hinges (7) to the A-column, and connected to the B-column via a lock (8, 10). The door has an outer- and an inner sheet. These are connected along the rear door edge (13) by a web plate (14), forming a fold (15). The B-column has a projection (18) near its connection with the door sill, immediately above it, and on its front side (16) facing the A-column. When the door is closed, the projection is located at a small distance to the web plate. Another projection (24) is located on the outside (17) of the B-column. When the door is closed, this projection is located on the rear door edge, at a small distance to the fold. ADVANTAGE - Displacement of front car door in lock area during frontal collision is prevented.
Patent DE-4127629-A1 (DE)
Title: Sanitary fitting with sound damper - has fitting housing which contains air cushion which dampens sound waves transmitted in water.
Inventor: LORCH WERNER
IPC: F16L55/033
Filed: 1991-08-21
Abstract: The sound reducing damper (6) comprises a membrane (13) which acts on an air cushion. Under normal pressure the membrane does not cause the air cushion to be acted on, but at higher pressures, the cushion is acted on. The membrane can have a low shape return strength.The membrane can be arranged to be displaceable against a spring force.It can be mounted in an adjustment ring.Maximum displacement of the membrane can be limited by a stop face. ADVANTAGE - Allows optimised sound reduction in sanitary fitting.
Patent DE-4133036-A1 (DE)
Title: Magnetic head with gaps offset in transverse direction - has recording and reproduction gap and erase gap with centre line sepn. dependent on track density
Inventor: KATO MINORU
IPC: G11B5/265
Filed: 1991-10-04
Abstract: The core (1) is divided into a write/read portion (2) and an erase portion (4) sepd. by a spacer (6). The upstream erase gap (5) has a track width (EA) corresp. to a low track density in comparison with the shorter downstream write/read gap (RH). The centre line (C2) of the latter is offset (P) by half of the track spacing at the higher density (e.g. 159 tracks/cm) w.r.t. the centre line (C1) of the erase gap (5). USE/ADVANTAGE - Esp. in magnetic diskette drives. Recording and reprodn. at different track densities are possible without cross-talk or degradation of characteristics or properties.
Patent DE-4133980-A1 (DE)
Inventor: LOEFFEL FRITZ DIPL ING
IPC: H02J13/00
Filed: 1991-10-14
Abstract: An automatic control for a power plant having a plurality of mutually interacting plant components includes an automation system shared by the plant components having automation devices executing various functions. The automation devices are connected to one another and to a master control unit through a data bus which transmits plant-relevant data. According to the invention the automation devices are combined in a manner corresponding to the technological structure of the plant to form mutually independently functional units. Each functional unit corresponds to a function chain which includes a plurality of subfunction devices. Each subfunction device includes a plurality of subsystems with controllable plant components.
Patent DE-4134441-A1 (DE)
Inventor: GARSCHAGEN FRIEDRICH ALBERT
IPC: B23F23/12
Filed: 1991-10-18
Abstract: The invention concerns a fly-cutter with a deburring wheel (10) which is mounted in a holder and which can be brought up against the workpiece (4). In order to improve the performance of such a cutter, the invention proposes that the deburring wheel (10) be coupled to a rotary drive (20, 29, 36).
Patent DE-4139960-A1 (DE)
Title: Control valve for vehicle compressed air braking system - has overflow valves working with throttle point between two sets of flow channels.
IPC: B60T11/32
Filed: 1991-12-04
Abstract: The centrally controlled multi-circuit protective valve is for the compressed air braking system of a goods vehicle. It has overflow valves (12,13,14,15) for circuits (I, II, III, IV) in a valve housing (11). The housing has a central bore (17) with an inlet (16) connected to a compressed air source from which branches a first set of channels (18,19) to valves (12,13) and at a distance a second set (20,21) to valves (14,15); a throttle point (22,22') is placed between the two sets of channels. USE/ADVANTAGE - Protective valve which damps out the pressure waves created by the pulsating delivery of the air compressor.
Patent DE-4202923-A1 (DE)
Inventor: TOTH TIBOR DR
IPC: G01N33/564
Filed: 1992-02-01
Abstract: The invention relates to an immunochemical method for the detection or for the determination of a partner in an antigen-antibody reaction, where in order to suppress non-specific reactions the immunochemical reaction takes place in the presence of an immune complex which contains no antigen or antibody specific for one of the partners.
Patent DE-4211404-A1 (DE)
Title: Container for keeping food cold - is completely of ice and is formed using mould comprising elastic inner form on which elastic outer form is tightly placed
Inventor: MENZENBACH THEO RICHARD
IPC: F25C1/22
Filed: 1992-04-04
Abstract: The mould device used for producing the container is of coldproof, elastic material, such as silicon rubber, soft PVC or similar. An inner form or mould (1) is used on which a removable outer form (2) with filling aperture (7) fits tightly, between which a hollow space (3) is provided for filling with water. In the area of the location surface on the inner form (1) with the outer form (2) and in the area of the edge (5) of the inner form (1) retention ridges (6) and a holder edge are provided for tight retention of the outer form on the inner form. USE/ADVANTAGE - Partic. for the serving of caviar to maintain it cold after serving.