baber/WOPTO huggingface dataset:
Patent DE-4006136-A1 (DE)
Title: Continuous conveying of hot fluid - involves system of containers and pressure reservoir charged by centrifugal pump
Inventor: HUBER MICHAEL
IPC: F04F1/10
Filed: 1990-02-27
Abstract: The device described is intended for supplying fluid for transporting partic. fre media, hot compounds for instance, from one point to another for discharge.  The material is received in one container and passes through two access valves to at least two collecting containers, where it remains until the discharge valves are opened. There is a pressure reservoir and a valve to furnish pressure if required.  The system is based on a centrifugal pump for supplying the pressure reservoir. USE/ADVANTAGE - The advantage is that hot material  can be handled by this system.  It is  suitable for in the chemical industry.
Patent DE-4006799-A1 (DE)
Title: Mfg. welded joint between two optical fibre groups - setting firmly protection housing base body on cover, and bringing out optical fibre clamps from welder
Inventor: ZELL WERNER DR
IPC: G02B6/255
Filed: 1990-03-03
Abstract: The parallel optical fibres of one group are held in one plane by a clamp and positively inserted in a welding appts. for welding in a corresp. group. The welded joints are reinforced by a protective device. The base body of a protective housing is fixed to a cover. Then the clamps with the optical fibres are removed from the welding appts. They are then secured positively coupled to the cover on either side of base body, on which is simultaneously deposited the optical fibre section, contg. the welded joint. The base body is then closed by a lid. The finished, welded joint is then removed and the clamps released. ADVANTAGE - Simple reinforcement of welded joint, without risk of damage.
Patent DE-4008479-A1 (DE)
Title: Drum for agglomeration of finely dispersed materials
Inventor: HEINZE GERALD DR
IPC: B01J2/12
Filed: 1990-03-16
Abstract: Finely dispersed materials brought together in agglomerators tend to separate into their constituent parts as they emerge from the drum. The novelty is that the drum is constructed of a double cone of unequal lengths, one end of which is open.
Patent DE-4011618-A1 (DE)
Title: System for composting in containers - which are provided with side openings through which compost removal device can be introduced, avoiding need to tilt containers
Inventor: KNEER FRANZ XAVER
IPC: C05F17/02
Filed: 1990-04-10
Abstract: A system for composting materials in containers consists of a container (1) which receives the compostable material (2) and which has a perforated floor plate (3) to allow aeration of the material (2), and a compost removal device (15). Novelty is that at least 1 side wall (4) of the container has an opening (5) which extends along the length of the side wall (4), and through which the removal device (15) can be introduced into the container (1). USE/ADVANTAGE - Used in the composting of materials in enclosed containers where a mechanical system for removal of the composted material is provided. The removal of the composted material is achieved without the need to tilt the containers, and without the use of conveyor systems built into the individual containers.
Patent DE-4017441-A1 (DE)
IPC: H01S3/09
Filed: 1990-05-30
Abstract: Described is a laser system comprising a laser (10), which can be switched between at least two power levels, and a power supply (1 + 2) for the laser which is connected up to the mains supply which applies the input voltage. The invention is characterized by the fact that the laser power supply has a distributing unit (1) the input terminal of which is connected to the mains voltage and which is connected to a laser power supply unit (2) and to a charging unit (4) for an accumulator unit (5) in such a way that, while the laser is being operated at low power, the charging unit is also powered, in addition to the laser power supply unit, from the mains, and that, while laser is being operated at high power, the output terminal of the accumulator unit is connected to the laser power supply unit.
Patent DE-4018369-A1 (DE)
Title: Spacecraft with adjustable speed based on tumbler-doll - has pointed structure with encircling glass cladding and total stability ensuring that axis is always vertical
Inventor: POISEL OTTO KARL DIPL ING
IPC: B64G1/40
Filed: 1990-06-08
Abstract: The frame (1) is set up on a pedestal and the pressure cabin (4) is built into it and secured at corresp. anchoring points. Propulsion units (5) and energy sources (6,7) are added. Resilient legs (8) are deployed and tested for correct functioning. A TV camera (9) is installed and a flight safety system is mounted at the apex. ADVANTAGE - Vertical take-off and landing are possible with quiet and pollution-free machine whose range depends only on sources of power. Round-trip times of one day to the Moon, and 6 weeks to Pluto are claimed.
Patent DE-4021199-A1 (DE)
Title: Element e.g. smart diskette which plugs into electronic data processor - has interface, keyboard, display, chip card read-write device, batteries and modem
Inventor: BARRETT PAUL
IPC: G06F21/80
Filed: 1990-06-11
Abstract: The element e.g. a diskette (1) or cassette, has an interface and a further element (2) connected to it either directly or via a cable or able to communicate with it via radio (8), infrared or microwave. The second element contains a keyboard (3), display (4), read/write device (5) for chip cards (6) and possibly batteries. The element can have a modem and a cable connected directly to the modem or to the processor enabling data communications with external devices such as magnetic tape stations, LANs, speech output devices or the further element. ADVANTAGE - Overcomes disadvantages of state of art, including high cost and low data rates.
Patent DE-4027152-A1 (DE)
Title: Degassing scrap tyres or plastics etc. - by processing with ribbon type extruder screw to produce successive temp. zones and yield separate pure fractions and condensates
Inventor: GREUL ARTUR RICHARD
IPC: B29B17/02
Filed: 1990-08-28
Abstract: Powdered organic materials, and preferably used tyres, scrap plastics, electronic gear or mixts. of these or even biomass materials, are subjected to controlled degassing with the emphasis on obtaining/recovering raw materials and fuels. The process uses a hollow ribbon screw extruder with one or more stages arranged in succession and separated from each other by barriers; heating agents circulate through one or more circuits so as to form separate temp. zones for drying and degassing, and the products of degassing are separately drawn off from each stage; the extruder can be a single or double hollow ribbon type held in bodies sealed at the top. ADVANTAGE - The system produces large quantities of degassing products at different temp. bands up to 600 deg.C and in pure form. (1pp)
Patent DE-4031873-A1 (DE)
Title: Heat storage unit for motor vehicle - incorporates zeolite ballast material and reaction water circuit
Inventor: JOHANSEN ERIK
IPC: F01P11/20
Filed: 1990-10-08
Abstract: In the reaction water circuit (2) there is a heat exchanger (2d) for emission of the reaction heat released by the zeolite and producing a water-steam interface. When the reaction water circuit is inactive, the absolute pressure in the zeolite ballast material (1) is below ambient pressure, being in the range of 50 to 300 mbar. Around the zeolite ballast material is at least one air channel (3) through which hot air flows for loading the heat storage unit in the zeolite desorption phase. The zeolite is located between concentrically arranged pipes, the inner of which forms the outer wall of a first air channel, and the outer the inner wall of a second such channel. USE - As a heat storage unit for a motor vehicle.
Patent DE-4032873-A1 (DE)
Title: Master cylinder for anti-lock braking system -  has two valves mounted one behind other in inner housing
Inventor: BURGDORF JOCHEN DIPL ING
IPC: B60T11/232
Filed: 1990-10-17
Abstract: A hydraulic braking system which incorporates brake anti-locking devices has a master cylinder (1) with an actuating piston which is connected to a housing (38) in which two valves are fitted. The first valve consists of a ball (44) which cooperates with a seat (35), whilst the second valve consists of a rubber ring (40) which cooperates with a seat (37). The first valve (35, 44) normally controls the flow between the two chambers of the master cylinder but in the event of the first valve failing to close, due to particles of grit between the ball and the seat, the second valve (37, 40) can be closed by further travel of the housing (38) under the force of the spring (49). USE/ADVANTAGE - Anti-lock braking system with dual valve for increased reliability.
Patent DE-4036169-A1 (DE)
Title: Milliken electrical power cable - is formed with segment with cores laid to reduce Eddy current losses
Inventor: BRAKELMANN HEINRICH DR ING
IPC: H01B7/30
Filed: 1990-11-14
Abstract: The electrical power cable of the so called Milliken type is constructed with six identical segments formed with an outer cylindrical profile and a hollow core. Each segment is formed by laying a number of individual cores.  The start and end points (1,2) are selected at different radial locations. This results in different lengths of core within a unit length of the cable and reduces the eddy current losses.
Patent DE-4101578-A1 (DE)
Title: Recovering polyethylene@ from composites, mixts. with metals, etc. - by treating with mixt. of solvent and precipitating agent at elevated temp.
Inventor: MUELLER THOMAS DIPL CHEM
IPC: C08J11/08
Filed: 1991-01-21
Abstract: A process for working up polyethylene-contg. material (I) involves treating (I) simultaneously with a solvent (II) and a precipitating agent (III) at temps. from above the b.pt. of (III) up to about 373 K. The mixt. of (II) and (III) contains up to 10 wt.% (III); (II) and (III) are miscible in all proportions and the b.pt. of (II) is higher than that of (III); pref., (II) is a chlorinated hydrocarbon and (III) is a protic solvent (or mixts. contg. these solvents). USE/ADVANTAGE - The invention provides a simple process for recovering PE in a useable form, e.g., from composites or from mixts. with metals and/or other plastics, without loss of the original chemical and physical properties of the PE (contrast prior-art proces
Patent DE-4101679-A1 (DE)
Title: Vehicle tow rope tensioning unit - incorporates spiral sprig to which rope is attached
Inventor: WAGNER MANFRED
IPC: B60D1/18
Filed: 1991-01-22
Abstract: The tow-rope tensioning system is suitable for vehicles, motor boats or ski lifts. It is used where a towing connection (14) is secured by a bolt (13) with two side pieces (8,9) extending to engage a further bolt (1). One end of a spiral spring (2) is held by a safety screw (3) and the other end has a hook (2a) to hold the tow rope (4) which emerges through a gap (7) in the housing (6). USE/ADVANTAGE - Tow rope connection which is easily maintained and always ensures a taut towing rope.
Patent DE-4102732-A1 (DE)
Title: Wet electrode filter for exhaust gas - has resin bonded plastic pipe pack with earthing strips on outside and with contact holes to inside
Inventor: SCHARKOWSKI JUERGEN
IPC: B03C3/53
Filed: 1991-01-30
Abstract: A simple filter web is constructed by resin bonding a stack of plastic pipe sections, preferably with regular hexagonal cross section. The outsides of the pipes are fitted with earthing strips (3) which are joined to form a continuous connection to all the pipes. The contact to the insides of the pipes is via holes (4) through the pipes at each end of each pipe section. The filter is coated with a conducting fluid, continuously washed through the web. A central electrode wire through each pipe section provides an ionising field with the earthed fluid. Gasses e.g. sulphurous gasses, are ionised and absorbed into the fluid. ADVANTAGE - Earthing contacts have large contact area and allow simplified construction.
Patent DE-4104968-A1 (DE)
Title: Open, wall-mounted, U=shaped cable duct e.g. for vehicle bodywork - has clamps, each with at least 4 spaced sections with specified locations
Inventor: HAEBERLE FRITZ
IPC: H02G3/04
Filed: 1991-02-19
Abstract: The two shanks of te wall-mounted cable duct are held apart by spaced clamps, abutting at least one shank, while the duct is covered by a lid. Each clamp (8) has at least four, spaced clamp sections (9-12), with the first section (9) insertable onto first shank (4) of the cable duct (1). A second clamp section (10) is insertable onto a flange (7), protruding from a wall part (6). Into the two remaining clamp sections (11, 12) of opposite direction the lid (13) can be pressed down. Pref. the clamp has a further section, insertable onto the ohter shank (3) of the cable duct w.r.t. the first clamp section. The clamp is typically of metal, and the sections have formations (15), protruding into the clamping region. ADVANTAGE - Injection moulded design without shaped support and fastening elements, but simply securable.
Patent DE-4107269-A1 (DE)
Title: Determining surface normals of complex workpieces on measurement machines - by measuring reaction forces on measurement sensor when applied to coordinate measurement
Inventor: LAMBERT HEINZ
IPC: G01B5/008
Filed: 1991-03-07
Abstract: A method of measuring surface normals on a workpiece (2) on a multiple coordinate measurement machine involves bringing a measurement sensor (3) in contact with a point (1) on the surface whose coordinates are to be measured. The resulting reaction force components are measured in the coordinate directions and related to the absolute value of the reaction force to determine the coordinate related components of the surface normal. A measurement is triggered as soon as a reaction force component or its squared value exceeds a threshold. USE/ADVANTAGE - For use with workpieces of complex geometry. The surface normal can be measured more easily and in less time than by conventional methods.
Patent DE-4108391-A1 (DE)
Title: Wheel wear compensation system for polishing machine - measures wheel wear by roller pressed against wheel and adjusts distance between wheel and work accordingly
Inventor: KORTE DIETMAR
IPC: B24B29/00
Filed: 1991-03-15
Abstract: The compensation system (10) measures the diameter of the polishing wheel (1) and dependent on the result adjusts the distance (A) between the wheel axis (3) and workpiece (4), thus maintaining a desired polishing pressure. During measurement a roller (15) is brought into contact with the wheel periphery and the resulting roller rotation measured with a revolution counter (17) to determine the wheel diameter. The position of the wheel dependent on the measurement is adjusted by a leadscrew drive (7). The roller is periodically brought into contact with the wheel by a second positioning leadscrew drive (12, 13, 14). A brake (16) prevents spurious rotation of the roller when it is lifted from the wheel surface. ADVANTAGE - Improved quality. Closer prediction of wheel life.
Patent DE-4115096-A1 (DE)
Title: Device for producing ultrasound vibrations in cleaning bath - comprises separated areas with ultrasound generators in transmission wall reducing corrosion
Inventor: FOELDI TIBOR ING GRAD
IPC: G10K11/00
Filed: 1991-05-08
Abstract: The transmission wall forms studs projecting into the cleaning bath and designed to hold at least some of the vibration generators (5). At least some of the generators are enclosed by at least one ring-like groove (8) or channel. The areas of the wall not fitted with the generators can have fields of different density and/or structure. Each vibrator generator forms a technical island in the plane of the wall. USE/ADVANTAGE - The inteference in the areas between the generators are prevented so that the service life of the generators is increased through the lack of erosion.
Patent DE-4118184-A1 (DE)
Inventor: SCHMIDT HELMUT PROF DR
IPC: C09D183/14
Filed: 1991-06-03
Abstract: A coating composition is disclosed based on polycondensates of hydrolyzable compounds in particular of Si, Al, Ti and/or Zr, whereas at least part of the non-hydrolyzable groups linked to these elements contain in average 2 to 30 fluorine atoms linked to aliphatic carbon atoms. A process for producing such coating compositions is also disclosed. The corresponding cured (transparent) coatings are characterized in particular by a very good adherence to various types of substrates, in particular glass, besides an antiadhesive effect with respect to many different materials.
Patent DE-4119066-A1 (DE)
Title: Underseal system for vehicles - incorporates sheeting with reinforcements to cover holes in underbody
Inventor: KNUEDEL GUENTER DIPL ING
IPC: B62D25/20
Filed: 1991-06-10
Abstract: The covering, esp. underseal for vehicle, uses sheeting, glued to the underbody. The sheeting (4) has local reinforcements (5) to seal holes (2) in the underbody (2). The reinforcements face the underbody, and are formed by lid-like hard parts. They are positively held on the sheeting by folded webs (4) passing through. The parts carry circumferential seals (7), which may be glued to the underbody.
Patent DE-4121340-A1 (DE)
Inventor: WIRTH ANTON
IPC: F01D25/14
Filed: 1991-06-25
Abstract: A thermal insulating layer for machine-like components (1) has several flat elements (4), mats or insulating cushions arranged abuting against each other on the outside of the component. The individual elements (4) abut each other with lateral front faces (2) that are essentially perpendicular to the underlying surface of the component. Both front faces of each pair of abutting front faces have at least one mutually complementary shoulder (3).
Patent DE-4127331-A1 (DE)
Title: Vibration device for concasting mould - involves two eccentric shafts passing through cross lever anchored at one end by pendulum joint
Inventor: KAISER HANS-PETER
IPC: B22D11/053
Filed: 1991-08-19
Abstract: Device for vibrating the mould of a concasting machine consists of a first eccentric shaft (13) which fits inside eye of draw bar (7) which is in turn connected via bars (5 and 6) to the mould (2) support table (1); and a second eccentric shaft (14) which is connected with the first shaft (13) to a motorised (21) gear system (24). Both shafts pass through a cross lever (12) which is connected at its right end to a pendulum-type joint (16). ADVANTAGE - By adjusting the rotation of the eccentric shafts, their relative eccentricities (F1, F2) can be altered to bring about a change in the height of vibration of the casting mould.
Patent DE-4128587-A1 (DE)
Title: Flat dry shaver of oscillating type -  has mechanical components arranged along flat battery so that housing is not much bigger than battery
Inventor: KATO HIROKAZU
IPC: B26B19/38
Filed: 1991-08-28
Abstract: A compact battery operated dry shaver with oscillatory drive is designed to have min. length width and thickness. A flat casing (20) of reduced thickness and of a length determined largely by the length of the battery (80) is employed. The drive motor (50) is similarly proportioned and is housed alongside the battery (80). Sufficient space is available above the motor (50) for an eccentric actuator (55,56) which generates the necessary oscilaltory motion between the outer shearing foil (33) and inner cutting mechanism (35) in the shearing head (30). ADVANTAGE - Compact yet styled for easy assembly and convenient servicing.
Patent DE-4128880-A1 (DE)
Title: Clutch assembly for motor vehicle -  is mounted support flange with cover attached to flywheel, supporting pressure plate actuator
Inventor: HAGNERE RAYMOND
IPC: F16D13/58
Filed: 1991-08-30
Abstract: The clutch assembly for mounting on a support flange (11) comprises a flywheel (20), a clutch plate (21) and a pressure plate (22), having axial and rotational movement relative to the flywheel. The pressure plate is operated against the flywheel via elastic (26), this being supported by a stop (24) attached to the flywheel. The stop is a hollow cover with a rim (30) for attachment of the flywheel. The pressure plate is at least partly covered by a casing (31). It is connected on one side by the stop rim and on the other side with a base (32). This forms a mounting (34) for the axially operating elastic as well as an attachment zone (35,135) for welding or adhering the cover to the support flange. ADVANTAGE - Attachment to a support flange without complicating pressure plate design.
Patent DE-4138939-A1 (DE)
Title: Sterilising and disinfecting contaminated hospital waste - involves breaking down waste by cutting mechanism to quarter of its volume and delivering granulated material to disinfection worm
Inventor: RINGEISEN RAINER
IPC: A61L11/00
Filed: 1991-11-27
Abstract: The cutting mechanism (4) cuts the waste to granulate size, and the granulate then falls into an accommodation area (7a) of the disinfection worm (9) which has a heated pocket (12). In this area the granulate is dried. The steam flows via a bypass (6) into an accommodation container for suction (19a) to a filter unit (20). After the complete load has been granulated, and is in the disinfection area, sliders (5,5a) close in a fluid-tight manner. Steam is fed via nozzles (10a) into the disinfection area, causing the granulate to rotate, and this process continues until the air is impelled out of the worm via the bypass (6). A further drying process takes place and the waste is then disposed of by pressing and transport. USE/ADVANTAGE - To disinfect and sterilise contaminated hospital waste.
Patent DE-4139683-A1 (DE)
Title: Liq. chromatographic system for determining glycosylated forms of haemoglobin - including sepn. column, automatic sampler, eluent selection system and control elements
Inventor: MIZUNO MASAKO
IPC: G01N1/40
Filed: 1991-12-02
Abstract: Liq. chromatography system comprises (1) device for taking a sample and supplying it, as well as least one eluent, to at least one sepn. column; (2) device for supplying eluent; (3) device for detecting components separated on the column, and (4) control system for (a) calculating the component ratios and other parameters of the detected components, (b) detecting the operational conditions of the working elements of the system and (c) forwarding signals to these working elements. The column is packed with an organic porous material carrying functional (esp. carboxyalkyl) gps. and in the dry state has pore dia. 6-120mm; ion exchange capacity 0.1-0.5 meq/g; particle size 3-4 microns and pore vol. 0.2-0.6 ml/g. USE/ADVANTAGE - The system is used to analyse biological and living compounds, in blood etc. esp. glycosylated forms of haemoglobulin (Hb) to monitor the long term glucose status of diabetics. It allows analysis of all 5 or 6 Hb components an dprovides rapid sepn. of the stable glycosylated material (SA1c) from others.
Patent DE-4139823-A1 (DE)
Title: Low loss light transmitting assembly - has set of parallel optical fibres formed so its light entry and outlet ends have same shape as light emitter and receiving switch
IPC: G02B6/42
Filed: 1991-12-03
Abstract: An arrangement for transmitting optical energy with min. loss uses an optical fibre to transmit it from an emitting element, pref. a light-emitting diode, to an optic-electronic semiconductor and pref. a high voltage switch coated with a light-transparent insulator. The optical fibre consists of individual glass fibres which are brought together, at least at their ends; and the cross-sections of the surfaces where light enters and emerge from the optical fibre both have the shape of the light-emitting and opto-electronic element opposite them. The transparent insulation concerned is pref. polyimide. ADVANTAGE - Unlike earlier systesm no light is lost to the surroundings and hence the high voltage switch concerned has a high degree of efficiency.