baber/WOPTO huggingface dataset:
Patent DE-3942067-A1 (DE)
Title: Spark erosion machine
Inventor: MORO TOSHIO
IPC: B23H7/10
Filed: 1989-12-20
Abstract: Wire guiding device for wire erosion machine consists of a holder (1) having at least one inlet guide (4) and a wire guide (3) forming a part of the inlet guide (4); a housing (8) for releasably holding section (1) with a holding area (8a); a guide holding sleeve (32) located in area (8a) and fixed in position by working fluid (33); grooves (32a, 32b) between sleeve (32) and area (8a) and a closed conduit for the flow of working fluid; a pressure regulating device (34); and a positioning device (40) for positioning the holder (1) with respect to the housing (8) around the wire electrode (2).
Patent DE-4021708-A1 (DE)
Title: Built-in freezer and/or refrigerator - has base housing refrigeration circuit fitting into plinth space of fitted units
Inventor: BLANKEN DIETER
IPC: A47B77/08
Filed: 1990-07-07
Abstract: The freezer and/or refrigerator (12) has an outer housing fitting into a recess (11) provided by the kitchen units, supported above a plinth (15) via a support flange (13). The freezer and/or refrigerator (12) has a base (20) which is offset to the rear of the freezer or refrigerator front face housing the refrigeration circuit and accommodated by an opening (17) defined by the support flange (13). Pref. the opening (17) is surrounded on 3 sides by the support flange (13), the base (20) contained in the opening (17) having frontal slots for ventilation etc. ADVANTAGE - Allows simple fitting of refrigerator and/or freezer in fitted kitchen units.
Patent DE-4023361-A1 (DE)
Title: Limit switch unit for measuring drive - is operated at disc system when precise number of shaft rotations has occurred to stop threshold being exceeded
Inventor: SCHUESSLER GERD DIPL ING
IPC: B25J9/10
Filed: 1990-07-23
Abstract: A limit switch unit is actuated at a precise point following a number of revolutions of a shaft (1). Located between the input shaft and the switch are a number of gears (2,3,4) and three coaxial discs with switching elements on each. The discs have pins (8) that project at specific radial positions. The centre one is operated at a precise point and engages a slot on the switch actuator (10). USE/ADVANTAGE - Provides precise switching points. Switches off drive of industrial robot to prevent damage from manipulator and its tools if there is cable breakage or faulty reactions caused by software failures. Prevents uncontrolled movements and collisions.
Patent DE-4023381-A1 (DE)
Title: Flexible polyurethane foams contg. titanium and osmium powders - have good flexibility and increased resistivity
Inventor: GOERTZ LOTHAR
IPC: C08K3/08
Filed: 1990-07-23
Abstract: Foams are prepd. by adding Ti powder and Os powder to the reaction mixt. during the prodn. of flexible polyurethane foams by mixing a water-contg. polyol component and a polyisocyanate to cause linear polyaddition and reaction of the water with part of the isocyanate with release of CO2 as blowing agent.
Patent DE-4023615-A1 (DE)
Title: Sheet-guiding cylinder for rotary printer - has hinged flaps to remove sheet from cylinder
Inventor: SCHWITZKY VOLKMAR
IPC: B41F21/00
Filed: 1990-07-25
Abstract: A rotary printing machine has a sheet guiding cylinder (3) which is installed between a first printing cylinder (1) and a second printing cylinder. The sheet guiding cylinder is provided with grippers and suction devices to hold the sheet whilst it is being transferred. The sheet can be removed from the guiding cylinder by means of hinged flaps (6). Each flap is attached by a strip of elastic material (13) which extends over the opening of the suction chamber of the guiding cylinder. The flaps are arranged in a line which runs parallel to the axis of the guiding cylinder. USE - Rotary printing machines.
Patent DE-4024742-A1 (DE)
Inventor: LUKIC BORIS
IPC: D04B15/78
Filed: 1990-08-03
Abstract: In textile machines, especially knitting machines with controllable operating units and an electromagnetic control system which exerts a controlled magnetic force on the working units (5), there are stationary intermediate members (14-17) of ferromagnetic material in a fixed position between the working units (5) and the control system (20). This provides simple construction and safe and reliable operation of the textile machines even at high operating speeds since there is no physical contact between mutually movable machine parts.
Patent DE-4025439-A1 (DE)
Title: Slot winding system in machine stator - has two wound bars, with filling of elastic conducting silicone rubber to ensure electrical contact between outer bar and main support
Inventor: DIDZUN NORBERT
IPC: H02K3/48
Filed: 1990-08-10
Abstract: In an arrangement of a winding support and winding bars e.g. as the stator of an electrical machine (a) each bar has a system of conductors with a covering of insulation, it has a rectangular cross-section with radiused corners and is surrounded with a protective conducting coating (b) the winding support is made of conducting material with slots into which the bars are fitted (c) each slot has a rectangular cross-section with a base and at least one working bar (d) each slot has an elastic conducting filling between its walls and at least one adjacent edge of a bar. Filling is pref. a silicone rubber contg. C (partic.) particles. ADVANTAGE -  Each slot has good mechanical and electrical connections between protective coating on each bar and the winding support so that no significant potential difference arises in any slot.
Patent DE-4025568-A1 (DE)
Title: Ceramic yarn material used for engine exhaust particle filter - has fibre tufts or loops projecting from yarn with yarn structure reducing splitting and breaking of fibre ends
Inventor: THIEMANN KARL-HEINZ DIPL ING
IPC: F01N3/022
Filed: 1990-08-11
Abstract: The ceramic yarn material to trap particles, especially soot, as a particle filter in the exhaust gas flow from an internal combustion engine, has fibre (9) projecting from the yarn (8) as tufts (11). The tufts (11) are composed of 10-50 fibres making up the yarn (9). Pref. the yarn (8) is of braided threads (10) composed of a number of fibre (9). Part of threads (10) is severed by roughening, or the yarn can be composed of a number of threads in a strand where the threads are drawn out across the strand axis as projecting tufts or thread loops. The lateral threads are laid at the strand by braiding or winding, and can be looped within the strand structure near its surface. The inserted threads are distributed all round the stand, to project from its surface. ADVANTAGE - The yarn structure greatly reduces splittering and breaking of the fibre ends and the fibres themselves.
Patent DE-4025630-A1 (DE)
Inventor: SCHUSTER HELMUT
IPC: B65D19/28
Filed: 1990-08-13
Abstract: The invention relates to a stackable pallet, which has a rectangular base frame (1), which comprises two longitudinal elements (3) of rectangular profile, two transverse elements (3) of rectangular profile and four corner elements (4), and is characterised in that the corner elements (4) connect the longitudinal elements (2) and transverse elements (3) of the base frame (1) in a flush manner, in that there bears against the inner surface of the base frame (1) a supporting frame (12), which comprises two support rails (13) and two spacer rails (14), one end of the support rail (13) and one end of the spacer rail (14) in each case being detachably connected by means of a plug connection, in that each spacer rail (14) assigned to the transverse element (3) has at both ends a lug (17), the lower edge of which rests on the surface of the longitudinal element (2) concerned for supporting the supporting frame (12), and in that each longitudinal element (2) has at the end facing the corner element (4), on the lower, inner corner edge, an incision (18), in which the spacer rail (14) of the pallet arranged underneath engages with a bevel (19) lying above the lug and sloping down towards the outer side. In this way, a flexible, cost-saving pallet can be created. <IMAGE>
Patent DE-4031767-A1 (DE)
Title: Can opener with turntable to support can -  with turntable rotatable as lid is cut away from can body
IPC: B67B7/46
Filed: 1990-10-06
Abstract: A can opener has a vertical support (10) which carries a blade (27) at its upper end. The support for the blade (27) carries a handle (13) which drives a toothed wheel (28). A platform (18) is clamped to the support (10). This platform is provided with a turntable supported on rollers mounted on the platform (18). The toothed wheel (18) engages the lip on the upper edge of the can and as the wheel is rotated it causes the can and the turntable to rotate so that the blade (27) cuts the lid away from the can. The height of the platform can be adjusted to suit the size of the can. USE/ADVANTAGE - Can opener which rotates the can.
Patent DE-4038237-A1 (DE)
Title: Cell wheel sluice - has bending resistant bearing for cell wheel set between side discs and housing flange
Inventor: SCHNEIDER HEINZ WALTER DIPL IN
IPC: B65G53/46
Filed: 1990-11-30
Abstract: The cell wheel sluice comprises a housing with top-side inlet opening and bottom-side outlet opening and two side covers. A rotatable cell wheel (2, 3, 4) with two side discs is mounted in the housing where it can be driven by a shaft which passes through at least one of the side covers. The rotatable bearing for the cell wheel comprises bearings (6) mounted between each of the side discs (4) and the part (1a) of the housing wall surrounding same. The bearings can each be mounted between the circumferential face of the relevant side disc and the said surrounding part of the housing wall. ADVANTAGE - An extremely strong bending-resistant bearing since the side discs of the cell wheel take up the rollers of the bearing pins.
Patent DE-4038691-A1 (DE)
Title: Slatted air grille production method
Inventor: MUELLER GOTTFRIED
IPC: B21D31/02
Filed: 1990-12-05
Abstract: The method produces a slatted external air grille for the end of a ventilation conduit etc. A section of sheet steel is cut out, having the dimensions of the finished article, and fold lines (4) forming one side of each slat (3) are stamped in it. Slots extending round the other sides of the slats are then cut or stamped out, and the slats are bent out along the fold lines. Fold lines for a peripheral strip can be stamped at the same time as those for the slats.
Patent DE-4039691-A1 (DE)
Title: Analogue liq. density measuring device - esp. for continuously measuring electrolyte density e.g. in accumulator
Inventor: MITTERMAIER XAVER DIPL ING
IPC: H01M50/569
Filed: 1990-12-12
Abstract: Measuring device, esp. for electrolytic cells such as accumulators, has an immersion hydrometer consisting of a float and a shaft extending above the liq. surface, the novelty being that (a) the float (6) is inserted for free floating in a measuring vessel (3) which is filled with test liq. and which communicates with the cell liq., (b) a level float (30) is provided at the test liq. surface and has a passage for the hydrometer shaft (7), (c) a reference device (35), for measurement determn. is supported on the level float (30) at a predetermined height, and (d) a shaft extension (11), which projects above the reference device, is provided for reading or registering the density. ADVANTAGE - The device allows continuous density measurement and facilitates reading of the measured value.
Patent DE-4041280-A1 (DE)
Title: Radio remote control appts. for agricultural cultivator towed by tractor - has remote control transmitter in tractor and receivers installed in cultivator devices for reception of control signals
IPC: B60D1/26
Filed: 1990-12-21
Abstract: The appts. includes a remote control transmitter which is installed on an agricultural tractor for transmission of control signals using e.g. infrared, ultrasound or radio. The signal is received by a receiver (2) installed on a cultivator towed by the tractor. The transmitter is used to initiate several control functions and several different receivers may be provided on a number of cultivator devices for common control from the transmitter. An indicator (3) on the receiver confirms the reception of a particular control command. ADVANTAGE - Eliminates control cables.
Patent DE-4103349-A1 (DE)
Title: Device for separating light liquids from waste water - includes coalescence plates in form of prefabricated plastic three=dimensional modules, with upper modules at right angles to those below
Inventor: HERLE ALEXANDER PETER
IPC: B01D17/02
Filed: 1991-02-05
Abstract: Commonly used light-liquid separators have coalescence units in, or downstream of, a sepn. chamber. These units consists of a number of corrugated plate-like elements between which are flow passages for the waste water which is to be cleaned. The coalescence units are made up of three-dimensional plate packages in the form of modules prefabricated from an oleophilic plastic material. The plates are inclined at an angle of 30 to 55 deg. in the longitudinal direction of the modules. Modules placed one on top of the other are offset by and angle of 90 degs.. Modules placed one on the other also have plates of different horizontal cross-section, the dimensions of the horizontal plate cross-section of the upper module being smaller than those of the lower one. USE/ADVANTAGE - Used in separating light liquids, especially oils, from waste water. Facilitates the handling, installation, removal and cleaning of the coalescence elements and increases the productivity of the separator.
Patent DE-4104371-A1 (DE)
Title: Method for insulation test of voltage supply lines laid in underground mine - compares test voltage level at disconnected voltage supply lines with operating voltage and uptake and reaction time of test voltage is controlled
Inventor: ROEHL WOLFGANG DIPL ING
IPC: G01R31/02
Filed: 1991-02-08
Abstract: In a first test sequence, the test voltage (UP) with the reaching of the test value after approximately 60 secs., is held nearly constant for a period of about 25 secs. A voltage break due to an insulation fault effects the immediate switching off of the test voltage (UP). In a second test sequence, the test voltage (UP) with the reaching of the test value after approximately 23 secs., is held nearly constant for a second period of about 80 secs. A second voltage break due to an insulation fault, only in the range of the second period, effects the immediate switching off of the test voltage. The circuit for the insulation testing includes a mains connecting part (SN), and electronic evaluation unit (EA), a switching transistor (ST), a pulse control unit (TS), an autotransformer (TE), also a rectififer (GE). A charging capacitor (LK), a binary divider (BT) and a timer (SS) control the test voltage concerning build up and reaction time. USE/ADVANTAGE - Method and circuit for insulation testing. Suitable for voltage range of 2 kV to 10 kV, static and dynamic ranges of test voltage. Gives concrete measuring results with identification of nonpermanent insulation faults and takes account of insulation strength.
Patent DE-4109186-A1 (DE)
Title: Compressed air supply unit for vehicle braking system - uses oil trap containing mixture of bark and cotton
Inventor: FROSCHHAMMER RUDOLF
IPC: B60T17/00
Filed: 1991-03-20
Abstract: Compressed air supply unit for the compressed air braking system of a road vehicle having an oil lubricated compressor (1) and a pressure controller (3) for switching between delivery of air and idling. During idling the compressor delivers air, not under pressure, to atmosphere through an outlet (18) to which is attached an oil trap (8) containing a material (13) such as bark enclosed in cottom which absorbs any oil present in the circulating air. ADVANTAGE - System for an oil lubricated compressor which ensures that only air is discharged into the enviroment.
Patent DE-4115327-A1 (DE)
Title: Conveyor transport system with number of separate sections - has separate motor drive and controller for each section with sensor inputs and communication between adjacent controllers
Inventor: BENDER JOERG HENNING
IPC: B65G43/10
Filed: 1991-05-10
Abstract: The feed system used to transfer objects (G1-G2) from one location to another is constructed from a number of mechanically separate sections (F1-F5). The objects can be in the form of pallets filled with components and each section can accommodate two such units. Each of the conveyor sections has a dedicated drive motor (M1-M5) and separate sensors (S1-S5) that signal the presence of pallets to controller units (E1-E5). Signals are transmitted between adjacent controllers to regulate the transfer of pallets between the different sections. ADVANTAGE - Simplified control between separate stages of conveyor.
Patent DE-4116183-A1 (DE)
Title: Machine for sorting re-usable beverage bottles - has chute to collect bottles and rotating disc to arrange bottles in line for refilling
Inventor: ACHHAMMER KARL-HEINZ
IPC: B67C7/00
Filed: 1991-05-17
Abstract: Plastics beverage bottles which have been used but are intended to be re-used, are delivered in boxes to a machine (1). The machine inverts the boxes so that the bottles are discharged into a chute (9). The bottles slide along the chute to a cylindrical receptacle (8) which has an end wall formed by a rotating disc which rotates about an axis inclined to the receptacle axis. The rotation of the disc arranges the bottles in a row (5) and feeds them to a bottle filling machine (2) where they are refilled. ADVANTAGE - Re-using of plastic bottles reduces the cost of the bottled beverage.
Patent DE-4123255-A1 (DE)
Title: Open=ended spinning rotor for yarn prodn. - has fibre feed channel directed into a slot formed in a projection from the cover to direct fibre to the edge of rotor cone
Inventor: STAHLECKER FRITZ
IPC: D01H4/08
Filed: 1991-07-13
Abstract: The machine has a fibre accummulation groove in the rotor and a conical interior leading to it, with a fibre feed channel narrowing towards the exit from the opening roller. The housing is connected to a suction tube, and has a projection contg. the yarn exit, as well as the mouth of the fibre feed channel. The narrowest cross-section of the fibre feed channel is a distance from the mouth which is constructed, as a slot, smaller at the top than the ideal cross-section of the channel. The ideal cross-section is the smallest possible circle. USE - The design enables small rotors to be effective in producing satisfactory yarn
Patent DE-4128046-A1 (DE)
Title: Conversion of foam into reusable plastic granules, and process data - by grinding and heating foam particles in cylinder with screw before extrusion and cutting into granules
Inventor: RIEGERT WOLFGANG
IPC: B29B9/06
Filed: 1991-08-23
Abstract: The invention relates to a process and appts. for converting foam, esp. polystyrene packaging waste into a reusable plastic material. Coarsely pelletised foam is milled in a cylinder contg. screw and under heat and pressure a flowable polymer is produced. The polymer is continuously extruded through a nozzle at the end of the cylinder and is then cut into granules. A cooling air flow is directed over the extrudate to produce a rigid material prior to cutting into granules. USE/ADVANTAGE - The process and appts. converts plastic foam esp. polystyrene foam waste into reusable granules, and simplifies collection and conversion
Patent DE-4128575-A1 (DE)
Title: Gun for firing high-velocity projectile -  has primary chamber for powder propellant and second chamber for liq. propellant
Inventor: MAAG HANS-JUERGEN DIPL ING
IPC: F41A1/04
Filed: 1991-08-28
Abstract: The gun is designed to fine a high velocity projectile (3). It has a breech (13) with a chamber (1) to receive the primary propellant (2) which consists of a cartridge filled with a propellant powder. The breech (13) includes at least one additional chamber (10) which receives liquid propellant. This additional chamber (10) is connected by a passageway (12) with the bore of the gun. A sealing device (11) is fitted between this passageway (12) and the chamber (10). A device (5, 7, 8) increases the pressure of the liquid propellant and breaks the seating device (11) and sprays liquid fuel into the barrel. The pressure increasing device (5, 7, 8) is activated by a sensor (4) which emits a signal when the projectile passes its point of attachment to the barrel. USE/ADVANTAGE - Gun for firing high velocity projectiles.
Patent DE-4129946-A1 (DE)
Inventor: PHILIPP WILFRIED
IPC: B41F17/00
Filed: 1991-09-09
Abstract: A pad printing machine (1) is provided with a block support (3) to take a block (4), with an ink feed device (13) having a hollow body (12), the front surface (14) of the hollow body (12) bearing on the block (4) when the machine (1) is in operation, with a device for pressing the front surface (14) of the hollow body (12) against the block (4), with a device for producing a relative movement between the block (4) and the hollow body (12) and with a pad (9) which can be pressed on the inked block (4) and removes the ink from the recesses in the block (4) in order to transfer it to an object to be printed. In this machine, the hollow body (12) has projecting sections, and any leakage of the ink in the hollow body (12) is reliably prevented in that the device for pressing the front surface (14) of the hollow body (12) against the block (4) has a magnet, that the magnet is arranged directly or indirectly on the block support (3) and that the projecting sections of the hollow body (12) are immediately adjacent to the magnet, especially the pole shoes, and are affected by the magnetic force of the magnet.
Patent DE-4131436-A1 (DE)
Inventor: LECHNER ROLAND
IPC: C08L77/06
Filed: 1991-09-21
Abstract: A plastic material or a plastic mixture for mounting parts in devices, in particular for valve elements of valves in aerosol containers, contains up to 100% by weight, preferably from about 40 to 95% by weight, of at least one polyether block amide and less than about 60% by weight, preferably from about 20 to 5% by weight, of a styrene-butadiene elastomer, or comprises these components.
Patent DE-4131697-A1 (DE)
Title: Surgical needle for use in micro-surgery - has inner tube with attached magnet fitted in outer tube
Inventor: SCARFI ANDREA DR MED
IPC: A61B17/04
Filed: 1991-09-24
Abstract: The needle holder consists of an outer tube closed at one end and has an opening (4) in the side wall near the closed end. The outer tube (1) receives an inner tube (2) which has a magnet (3) fixed to its inner end. Both inner and outer tubes are made from non-magnetic material. The point of the surgical needle is inserted into the hole  and is attracted by the magnet. The needle is then clamped to the holder by pressing the inner tube and magnet against the end wall of the outer tube. ADVANTAGE - The needle is easily clamped to the holder and easily released.
Patent DE-4131940-A1 (DE)
Inventor: SAUERMANN GERHARD DR
IPC: A61K8/30
Filed: 1991-09-25
Abstract: The invention concerns a cosmetic or dermatological preparation containing at least one neutral lipid and at least one mono-cis-alkenecarboxylic acid or one of its salts, the proportion of mono-cis-alkenecarboxylic acid being 0.05 to 0.5 % by wt. relative to the total weight of the preparation.
Patent DE-4133638-A1 (DE)
Title: New bis-steroid(s) obtd. from 3-(oxo or thioxo)-1,4-unsatd. steroid(s) - used as hormones, anti-hormones and steroid depot forms
Inventor: BECKERT RAINER DR RER NAT
IPC: C07J31/00
Filed: 1991-10-11
Abstract: Bis-steroids (I) are new. (Where A, A' = steroid A-ring; X, X' = remainder of steroid structure; R1-R8 = H or 1-5C alkyl; and the 3,3'-double bond has the E/Z configuration). A 3-oxo- or 3-thioxo-1,4-unsatd. steroid (II) is reacted with an activated metal, e.g. Zn, Al, Mg or Fe or amalgams. The metal is pref. activated by treatment with acid, e.g. HF, HCl, HBr, HI or HNO3, or by sonication. Alternatively, activation is effected using a Lewis acid, e.g. BF3 etherate. The reaction is pref. carried out in an aprotic solvent at 0-200 deg.C. Yields are above 80%. USE - (I) have hormone or anti-hormone activity and are also depot forms of the respective parent steroids, e.g. prednisolone, prednisone or 1-dehydrotestosterone.