baber/WOPTO huggingface dataset:
Patent DE-4126127-A1 (DE)
Title: Video tape signal reproduction appts. - has head output coupled to detector stage to determine signal envelope amplitude change to indicate regulation required for track alignment variation
Inventor: OFENLOCH THOMAS DIPL ING
IPC: G11B5/588
Filed: 1991-08-07
Abstract: A video recorder has a drum (2) that rotates and has a magnetic head (3) for scanning a magnetic tape (4). The speed of the tape is controlled by a motor driven roller (8,10) coupled to a servo speed controller (12) with feedback provided by a control track head (11). The output from the head is received by a preamplifier (16) coupled to an equaliser (17) connected to the input of the regulating amplifier (19). This has a multiplier (20) with a peak value detector (23) providing an input to a comparator (21). This gives an output to an indicator (26) showing the tracking misalignment, for manual or automatic adjustment. ADVANTAGE - Improved signal-to-noise ratio.
Patent DE-4127064-A1 (DE)
Title: Fish catch-net with device for measuring fish weight - has torsional handle incorporating measuring device and displays wt. on electronic read=out
Inventor: MUELLER HARTMUT
IPC: A01K77/00
Filed: 1991-08-16
Abstract: The fishing net is fitted to the end of the operating handle (2) at a set spacing from the torsion section of the handle. Internal measuring devices measure the distortion of the handle and convert it into a weight. This is displayed on an electronic read-out which incorporates a memory. The readout is programmable for separate weights and for cumulative weights. The glass fibre handle is hollow and has the torsion measuring system inside. A laser diode with a pick-up spaced away from the diode provides one measuring method. Alternatively, a Hall effect device or a mechanical torsion monitor may be used. ADVANTAGE - Causes less stress to fish e.g. in fish rearing systems, rapid weighing process.
Patent DE-4128927-A1 (DE)
Title: Recycling bonded cellulose materials, esp. car lining parts - by crushing, mixing with binder, placing between layers of nonwoven fibre material, cutting, and hot-press moulding to produce new parts
Inventor: NICOLAY ALBERT DR
IPC: B60R13/02
Filed: 1991-08-30
Abstract: Recycling coated or laminated moulded prods. (I) based on binder-contg. cellulose or lignocellulose materials e.g. interior linings from old cars, industrial scrap etc. comprises (a) crushing (I) to give a particulate mixt. of substrate, coating, lamination and any plastic parts (II), (b) adding a binder, (c) placing the mixt. between alternate layers of nonwoven fibre material (III) to give a multi-coated intermediate mat in the form of a strip, (d) cutting the strip into blanks, (e) hot-press moulding the blanks to form substrates etc. for car linings etc. by (f) subsequent coating and/or lamination. Crushed mixt. (II) from stage (a) has particle dia. 30 microns-6 mm. and is treated with 2-20 wt.% binder, using a mixt. of thermoplastic and thermosetting binder, pref. in the form of dry phenolic resin powder, at least 4 layers of (II)/binder are interposed between at least 5 layers of fibre (III) with layers of (III) on the outside to give a mat contg. below 25 wt.% fibre, fibre material (III) has unit wt. 8-100 g/m2, and pref. consists of PP, PE, polyester, viscose and/or polyamide fibre, different materials (III) can be used (w.r.t. type of material and unit wt.) and the intermediate strip is rolled up for storage, mixt. (II) can contain material from interior linings which have been recycled different nos. of times. USE/ADVANTAGE - The process enables interior lining parts of scrapped or crashed cars to be recycled repeatedly with no significant deterioration in product quality or prodn. conditions.
Patent DE-4131825-A1 (DE)
Title: Method of sepn. of particles from combustible gas in mixt. with coal dust - has coal dust-carrier gas mixture, after mill,divided into coal dust - flue gas mixture and combustible gas-fine dust mixture
Inventor: KORITZ DIETER DR ING
IPC: B01D45/12
Filed: 1991-09-20
Abstract: The dust recovery plant is connected via a flow conduit and a combustible gas-fine gas conduit with a coal dust mill and via an exhaust gas conduit with the dust conduit of the mill main burner. The outlet apertures, flow guide plates and a combustible gas-fine dust conduit(8) have an outflow cone and a plate acting as inner pipe in an outer pipe-forming outer pipe cone. In a lower part there is an incline connected to a cooling spiral and a cyclone cooling section (9) with a ring tube equipped with nozzles. USE/ADVANTAGE - To separate a coal dust - carrier gas mixt. after a mill into a coal dust -flue gas mixt. and a combustible gas - fine dust mixt.
Patent DE-4132468-A1 (DE)
Inventor: SIEGEL HEINZ ING GRAD
IPC: B60T15/02
Filed: 1991-09-30
Abstract: The purpose is to provide a heavy-duty interlocking connection between a magnetic valve (1) and a casing (10) which saves material and is inexpensive. The casing (10) has an insertion drilling (9) which becomes an undercut (16) as the drilling deepens. A section (8) of the valve body inserted in the drilling (9) forms a circumferential gap (25) in the casing (10). In the region of the undercut (16), the cross-section of the gap (25) becomes smaller as the depth of the drilling increases. The gap (25) is filled with a plastically deformed filler (26) in the region of the undercut (16). The filler (26) provides the interlocking connection between the magnetic valve (1) and the casing (10). The magnetic valve (1) is secured axially and radially.
Patent DE-4133755-A1 (DE)
Title: Ice for unloading bin into collecting container - fits as accessory with vertically movable frame onto emptying vehicle
Inventor: ENGBERT KARLHEINZ
IPC: B65F3/08
Filed: 1991-10-11
Abstract: The bin (12) of garden waste is emptied into a collecting container (14) e.g. mounted on a vehicle chassis (16) by a vertically movable pick-up frame (26) which forms an attachment (10) on the collective container. The bin is fixed on the pickup frame by two diametrically set hooks (60) engaging with corresponding side holders (66) on the bin. The pickup frame, together with the fixed bin, are tilted up to empty the bin into the container. ADVANTAGE - Easier emptying. The emptying attachment (10) can be easily fitted to existing collecting containers.
Patent DE-4134817-A1 (DE)
Title: Integral scattered light measuring device, pref. for determining surface roughness parameters - has integral photometer containing detector for determining parts of angularly resolved scattered light source in individual angular segments
Inventor: WEISS MARTIN DR
IPC: G01N21/47
Filed: 1991-10-22
Abstract: The appts. includes a light source (1), illumination light path (2), chopper (3), focussing lens (23), specimen carrier (21), selectively arranged stop sector in front of the specimen arrangement and a computerised display and evaluation unit (22). At least one integral photometer(8) contains at least one detector (13) which detects parts of the angularly resolved scattered light in individual angle regions by segmentation. USE/ADVANTAGE - Pref. for determination of surface roughness parameters, roughness anisotropy and scattered light distribution with a single device without additional requirements being placed on the dimensions of the integral photometer.
Patent DE-4136122-A1 (DE)
Title: Rapidly charging gas-tight nickel@-cadmium@ or nickel@-hydrogen@ accumulator - using pulsed charging current, determining pulse-pause ratio at start and measuring voltage between pulses to obtain max. ratio
IPC: H01M10/44
Filed: 1991-11-02
Abstract: During the pauses, the voltage is measured, and when a maximum voltage is reached, the pulse/pause ratio is again determined according to the intermediate charging state for a reduced average charging rate. The pulse/pause ratio is determined according to the internal resistance and the instantaneous charging factor. The voltage gradient is determined and when the gradient approaches zero, the holding charge is maintained. ADVANTAGE - Charging times kept to min.
Patent DE-4137255-A1 (DE)
Title: Mash chambers - have flow direction changes through the chambers to prevent build=up on the filters
Inventor: MICHEL RUDOLF DIPL ING
IPC: C12C7/16
Filed: 1991-11-13
Abstract: To clarify the mash with a mash filter, and several separate mash chambers in parallel with a common mash feed, each are defined by two parallel filters and flanked by two hollow zones. In a timed sequence, they take air forced from a central mash chamber, then the sweet wort, then brewing water and racking back and clear wort or vice versa. During racking back from the one and the same mash charge outside the normal time, brewing water is fed into the other of the two hollow zones and clear wort is taken from the other hollow zone, sepd. by a filter surface from the intermediate mash chamber. ADVANTAGE - The technique clarifies the mash with a mash filter, but prevents blocking layers from forming on the filter surface.
Patent DE-4140275-A1 (DE)
Title: Steering wheel horn button - has contacts on plates with clip portions engaging in mountings in wheel
Inventor: SANDER BERNWARD
IPC: B62D1/04
Filed: 1991-12-06
Abstract: The automotive steering-wheel has a flat horn-button mounted on its body and covering contacts for the horn circuit which passes through the body. The contacts (10a,10b) consists of portions of contact plates (9, 16) having clip portions (11, 17) by which they engage in mountings (20,21) in the body (1), and which form electrical contacts, and also secure the button (7) to the body. ADVANTAGE - Simple installation with no possibility of error.
Patent DE-4200106-A1 (DE)
Title: Forging die with long life
IPC: B23K9/04
Filed: 1992-01-04
Abstract: To armour the impression in a die, the forging components, the die mould is cut out on all sides of the impression to a level which can accommodate a welded layer up to the level of the impression, and the impression has a pure welded material surface The die mould is armoured to a point slightly above the nominal level of the impression, by applied welding, pref. using a different welded material in several layers with at least five, and pref. six or more welded layers. The nominal contour is worked into the welded layers over the fourth layer. A worn die is restored by applying the same or similar welded material to a level slightly over the nominal contour level, to be worked further into the nominal contour in one or more of the welded layers over the fourth layer.     Pref. before the first welding operation, for armour to the impression, the die mould is cut out by about 25mm or more than the nominal impression, to be followed by applying six welded layers to about 3mm above the nominal impresssion level to give the armour protection. A worn impression is cleaned, especially by sand blasting, before the armour welding, together with repair of any cracks or damage spots.
Patent DE-4206244-A1 (DE)
Title: Rotary closure with cap for reusable and/or recyclable containers - is made from reusable or recyclable material and at least cap is made from same material as container.
Inventor: HAUG ROLF
IPC: B65D41/04
Filed: 1992-02-28
Abstract: The cap (11) can be made from glass.  It has on the inside a seal and guide for fitting the closure on the top edge of the container.  The seal and guide can be made from plastics, pref. integral,with releasable coupling to the cap. The seal (12) can be detachably fixed in a square opening (16) in the base of the cap.  The guide elements have studs (13) which form a bayonet lock with suitably shaped guide grooves in the upper container edge. USE/ADVANTAGE- For all types of bottles or jars,with easy reuse or recycling.
Patent DE-4212797-A1 (DE)
Title: High pressure seal for fuel injection device - has multi-sectional sealing elements to form axial gap with steps in control valve and pump bore
Inventor: RIZK REDA DIPL ING
IPC: F02M59/46
Filed: 1992-04-16
Abstract: The injection device is for Diesel engines. It has a pump plunger (2), a plunger sleeve (3), and a control valve (4). The valve is located in a bore (8) in the injection pump element (1). It is held sealed by sealing elements (9) between radial steps on the outer circumference of the valve or the bore. The sealing elements are multi-sectional. Each element has a defined axial gap (18) to an end face of the steps (19). A radial gap (14) is formed between control valve and bore, in the area between the sealing elements. Axial and radial dimensions of the radial gap cause it to act as hydraulic throttle gap. The axial gap is formed, so that the kinetic energy of the fuel at the sealing element, does not damage that element. USE/ADVANTAGE  - Diesel engine fuel injector with improved sealing characteristics and improved life time.
Patent DE-4213246-A1 (DE)
Title: Telescopic covers prodn. - by welding plane cover elements together before folding operations
Inventor: HENNIG KURT
IPC: B23K26/24
Filed: 1992-04-22
Abstract: Mfr. is of a telescopic cover consisting of cover elements which can slide along one another longitudinally of the cover. Such elements always consist of a cover wall, two side walls and a back wall. Cover wall and both side walls are made of a plane sheet metal blank by a folding process. a) plane part (7), with material removed from appropriate regions to allow subsequent folding operations to take place, is laser welded to a plane part (5) which is to form the cover wall and both side walls of the resulting cover element; b) the two parts (5,7) are then jointly folded, with the material in the folding zones being stretched to form a crack-free, rounded outer contour. Part (7) forms the back wall of the cover element. Alternatively, a back wall is inserted into the part (7) which is this case is a profiled segment folded together with the part (5). Part (5) has a cpd. structure consisting of an inner plastics layer and an outer metal sheet which preferably is laser welded to the part (5). USE/ADVANTAGE - For mfr. of covers esp. for machine tool elements. Process is simplified resulting in cost savings.
Patent DE-4214265-A1 (DE)
Title: Hydraulic lifting unit for agricultural machine - consists of two or more lifting cylinders connected between base unit and machine assembly
Inventor: SCHUMACHER GUSTAV
IPC: A01D41/14
Filed: 1992-05-01
Abstract: The lifting cylinders (8, 13) are controlled by hydraulic control circuits separated from each other. One of the lifting cylinders at least is connected with a hydraulic pressure accumulator (11). The pressure in the lifting cylinders (8) specified by an evaluating electronic control unit (20) can be varied by an adjusting element (22). Three lifting cylinders can be installed so that two lifting cylinders are controlled by a first hydraulic control circuit, and are connected together by a hydraulic line, and the third cylinder is controlled by a second hydraulic control circuit. USE/ADVANTAGE - For cutting table e.g. of harvester thresher. Cost and space saving lifting spring unit which satisfies all functional requirements.
Patent DE-4214652-A1 (DE)
Title: Hair treatment compsn. to improve hair growth - contains succinic acid ester esp. di:ethyl succinate
Inventor: KLENK ADOLF DR
IPC: A61Q7/00
Filed: 1992-05-02
Abstract: Pharmaceutical and cosmetic compsn. contains apart from carriers, active ingredients and auxiliaries, a succinic acid deriv. of formula ROOC-CH2-COOR' R and R' = H, 1-4C (hydroxy)alkyl, but not both H. Pref. R and R' = 1-4C alkyl; esp. diethyl succinate (Ia) is used at 0.1-10 wt.% on total compsn. Pref. these contain at least one other active ingredient, e.g., a corticosteroid, beta blocker, oestrogen, vasodilator, vitamin etc., and 0.1-50 wt.% surfactant. Other opt. ingredients include polymers, thickeners, solvents, antidandruff agents, waxes, etc., and pref. pH is 4.5-9. USE/ADVANTAGE - Incorporation of (I) significantly improves growth of the hair. The compsns. are conventional shampoos, lotions, gel, dyeing formulations, etc. In an example, a hair gel comprised (by wt.) 19% poly(30) ethoxylated cetyl/stearyl alcohol; 8% poly(10) ethoxylated oleyl alcohol, 15% `Cetiol HE' (RTM for caprylic/capric acid ester of 12-18C satd. alcohol); 4% (Ia); 0.4% tocopheryl acetate; 2% panthenol; 4% glycerol; 0.6% perfume and 43% water.
Patent DE-4222171-A1 (DE)
Title: Input signal level converter for ECL to CMOS conversion - has two MOSFETs connected via resistors between supply voltages, with level shift circuit connected to source and substrate terminals
Inventor: BARRE CLAUDE
IPC: H03K5/02
Filed: 1992-07-06
Abstract: The drain terminal of a second MOSFET (2) is coupled to the first supply potential (VSS) via a first circuit (3) for the level shift. The second MOSFET source terminal is linked to a first terminal of a first resistor (7), while the first MOSFET (1) is coupled to the first terminal of a second resistor (6) via a second level shifting circuit (4). The resistors have each a second terminal for connection to a second supply voltage potential (VDD). The substrate terminal of the second MOSFET is connectable to the second supply voltage potential, while the first MOSFET substrate terminal is linked to the terminal of the second supply voltage potential via a third level shifting circuit (5). The input signal terminal (8) is linked to the first MOSFET gate terminal, while the second MOSFET gate terminal serves for fixed potential (VI) coupling. ADVANTAGE - Only requires two supply potentials.
Patent DE-4226350-A1 (DE)
Title: Single screw extruder for processing high viscosity thermoplastics - has grooved bush inside pressure resistant sleeve with spiral cooling channel on outer surface covered by two=part jacket
Inventor: BEECK HARALD
IPC: B29C48/03
Filed: 1992-08-08
Abstract: Single screw extruder has a high pressure resistant sleeve in the feed zone. A tubular bush is shrunk into the sleeve has internal grooves longitudinally aligned along the inner circumference. A cooling channel, pref. spirally shaped runs around the outer periphery of the sleeve and is sealed on the outside by a jacket comprising two semi-circular shells loosely connected to each other. An alternative design comprises two independent bushes, one with a smooth bore, the other with internal longitudinal grooves. Only the grooved length is surrounded by the cooling channel. USE/ADVANTAGE - For processing high viscosity thermoplastics and facilitates shorter cleaning times for the cooling channel
Patent DE-4228985-A1 (DE)
Inventor: BATLINER RAINER
IPC: B25D17/02
Filed: 1992-08-31
Abstract: The chisel tool consists of a receiving part (1) and a cutting part (2), which are interconnected via a friction weld joint (3). The cutting part (2) consists of a higher-quality material than the receiving part (1). Consequently, only one part of the entire chisel tool consists of an expensive, high-quality material, thus leading in particular to benefits in terms of cost-effectiveness.
Patent DE-4229920-A1 (DE)
Title: Concrete reinforcing rod bending machine - has hand protection flap on retention bar, swivelable about horizontal axis in pull-in sense.
Inventor: LAUSBERG WOLFGANG ING GRAD
IPC: B21D11/12
Filed: 1992-09-08
Abstract: A countersunk bending disc is mounted on a bending shaft in the machine table. On the shaft is mounted a bending roller (8), and a retention bar (7) holds a bending bolt, or the roller. In the region of the retention bar, the bending bolt, or roller is fitted a hand protection flap (12) in a preset rated position. The flap is swivelable about a horizontal axis (13) in pull-in direction. To the flap is associated a stop switch for the drive, actuated from the flap, when a hand moved in the pull-in direction has moved the flap from its rated position. USE/ADVANTAGE - Concrete reinforcing rod bending machine gives increased operator protection, reducing the injury risk.
Patent DE-4230866-A1 (DE)
Title: Data handling system for smart data cards - has input of code and values to on card integrated circuit for checking to control access and use
Inventor: DIETZ CHRISTIAN
IPC: G07B15/02
Filed: 1992-09-16
Abstract: A data card of a type used for account transactions and purchases is of a so called `smart' card form in which the card contains an integrated circuit. The integrated circuit has an input-output stage (2) and a data handling stage (1). Values can be entered (2.1) and is transferred into a buffer (1.8) where it is compared (1.7) with the previous (or old) value (1.9) held in memory (1.6). If the new value is less than the current value in memory the transaction is allowed, provided that a legitimation input is produced. This is in the form of a personal identification number. USE/ADVANTAGE - Provides multiple protections against misuse.
Patent DE-4240681-A1 (DE)
Title: Anticoagulation-free haemodialysis appts.
Inventor: POLASCHEGG HANS-DIETRICH DR
IPC: A61M1/36
Filed: 1992-12-03
Abstract: The appts. has a dialyser (12) divided by a semi-permeable membrane (14) into a dialysis liq. chamber (16) and a blood chamber (18). A dialysis liq. path (20) passes through the dialysis liq. chamber (16) and has a dialysis liq. supply (24) at one end and a drain connection at the other end. An extra-corporal blood path (36) passes through the blood chamber (18); whilst a  blood pump (42) is provided upstream of the blood chamber. A flushing liq. container (46) is connected  to the blood path (36), and an ultrafiltration device (32) withdraws liq. from the blood through the membrane (14). The container is connected to the blood path (36) by a connection line (44) upstream of the blood pump, and an occludable actuator (48,50) is provided in the connection line (44). A control unit (58), for operating the actuator (48,50), periodically switches the appts. (10) so that in a first phase, the clamping action of the actuator is relieved to allow delivery of a certain flushing liq. quantity through the blood path by the action of the pump. In a second phase, the ultrafiltration unit is operated so that, in addn. to the blood serum quantity to be withdrawn from the patient, the supplied flushing liq. quantity is withdrawn from the patient.
Patent DE-4307327-A1 (DE)
Title: Bore hole lifting pump
Inventor: KORNEV BORIS PETROVISC
IPC: F04B53/16
Filed: 1993-03-09
Abstract: The object of the invention is to specify a bore hole lifting pump which has a plunger-cylinder couple in which the seepage of the liquid is strongly reduced. According to the invention this object can be achieved by the bushes, in order to ensure a permissible gap in the plunger/cylinder couple, being movable relative to one another in a radial direction, the displacement preferably being arranged in such a way that the angle formed by the displacement directions of two adjacent bushes is in the range of 170-190 DEG . The invention relates to a bore hole lifting pump, comprising a plunger, a plurality of valves and a cylinder in which bushes are situated, the cylinder at its ends being fastened to a casing by means of screwing, with the aid of separate elements. The pump is intended to be used in the petroleum industry for pumping liquids from bore holes with sucker rod pumping installations.
Patent DE-4309030-A1 (DE)
Title: Bearing plate for small electric motors
Inventor: MANN THOMAS
IPC: H02K5/167
Filed: 1993-03-20
Abstract: A bearing plate (1) having an inserted sintered metal bearing bush (2) is proposed for small electric motors or the like, which is characterised in that   - the bearing plate (1) consists of a sheet metal section (3) having a cylindrical cut-out (4) for the bearing bush (2), - a cylindrical depression (5) having an annular surface (6) parallel to the sheet metal section is constructed in the sheet metal section (3), concentrically with respect to the cut-out (4), - the bearing bush (2) consists integrally of a cylindrical part (7) having an integrally formed collar (8), and - the collar (8) is mounted in the cylindrical depression (5), resting on the annular surface (6), by plastic shaping of the sheet metal section (3) in the region alongside the collar (8) in the bearing plate (1).   <IMAGE>