baber/WOPTO huggingface dataset:
Patent GB-201309868-D0 (GB)
Title: Variable duty cycle switching with imposed delay
IPC: H02M1/00
Filed: 2011-09-09
Abstract: Power conversion methods, systems, articles of manufacture, and devices are provided. The power conversion may include converting between direct current and alternating current wherein switching losses associated with latent electrical charges are reduced. Current sensing may be low-side bus reference. Solid-state implementations, code implementations, and mixed implementations are provided.
Patent GB-201314065-D0 (GB)
Title: Brewing device
Filed: 2012-01-19
Abstract: A brewing device, particularly for brewing tea or coffee. In one embodiment, the steeping portion (11) is formed with the handle (10) and the squeezing means includes an actuator element (13) arranged to extend through the handle. Such a device is thus arranged to compress the steeping portion by means of a pulling action on the actuator element. In an alternative embodiment, the squeezing means is formed with the handle (51) and the steeping portion is formed with an actuator element (54) arranged to extend through the handle. By such an arrangement, the device is arranged to compress the steeping portion by means of a pushing or pressing action on the actuator element.
Patent IT-BO20020241-D0 (IT)
Inventor: MIGLIORANZA ARONNE
IPC: B21F23/00
Filed: 2002-04-26
Abstract: A method for feeding automatically metal profiles (2) in bar form entails gripping a group of the metal profiles (2) from a magazine (5) for collecting the profiles (2) and transferring the group of metal profiles (2) or their end to a raised position. The raised metal profiles (2) are arranged on a movable transfer device (10) provided with means (16) for separating the metal profiles (2), at which the initial portion of a preset number of metal profiles (2) to be fed to the machine at each work cycle is conveyed transversely and counted. The metal profiles (2) are transferred, in the counted number, at receiving elements (6) of the machine, while the excess metal profiles (2) are unloaded inside the collection magazine (5). <IMAGE>
Patent IT-MI20020662-D0 (IT)
Inventor: CATTANEO CARLO
IPC: A47B91/00
Filed: 2002-03-29
Abstract: Tubular fold-away legs for support surfaces which includes a joint, which is made up of an element for coupling to the tubular body and an attachment element to said support surface, the legs being mobile between a first closed non-operative position and a second open operative position, tilted by an angle with respect to the support surface. The joint is equipped with elastic locking device to secure it in either the non-operative or operative positions and with a stable attachment device when in the operative position, as well as matching tilted centering surfaces.
Patent DE-2960214-D1 (DE)
Title: Application of polyvalent alcohols, (hydroxy)carboxylic acids and/or their esters with polyvalent alcohols as viscosity regulators
Inventor: PERNER JOHANNES DR DIPL CHEM
IPC: C11D3/20
Filed: 1979-07-30
Granted: 1981-04-16
Abstract: A method for regulating the viscosity of aqueous detergent and cleanser slurries, in which there are added to the slurries, as viscosity regulators, dihydric, trihydric or tetrahydric aliphatic alcohols, monobasic aliphatic carboxylic acids, hydroxycarboxylic acids, esters of the said alcohols and the said acids or mixtures of these, in which compounds the alcohols, carboxylic acids and hydroxycarboxylic acids, and the individual components of the esters, are of 5 to 9 carbon atoms, of which one is a quaternary atom, the alcohols and hydroxycarboxylic acids carry exclusively primary alcohol groups, and the carboxylic acids and hydroxycarboxylic acids have the carboxyl group bonded to the quaternary carbon atom.
Patent DE-3061817-D1 (DE)
Title: Shaving apparatus
Inventor: HAES FREDDY
IPC: B26B19/04
Filed: 1980-07-02
Granted: 1983-03-10
Abstract: A shaving apparatus has an external first cutting element (11) and an internal second cutting element (13) which cooperates with said first element (11), which second element (13) is drivable relative to the other cutting element (11) with a reciprocating movement. The drivable cutting element (13) is secured to the other cutting element (11) by means of a connecting element (4) which is flexible in the direction of driving and is rigid in directions extending substantially transversely of the direction of driving.
Patent DE-3062256-D1 (DE)
Title: Thermospray method for production of aluminium porous boiling surfaces
Inventor: GRANT ANDREW CAMPBELL
IPC: F28F13/18
Filed: 1980-04-14
Granted: 1983-04-14
Abstract: A method for producing a porous boiling surface with exceptional adhesion qualities and mechanical strength while at the same time maintaining the high degree of open cell porosity required for effective boiling heat transfer wherein a bond coating of pure aluminum is produced using a thermospray gun to melt an aluminum wire and impinge the molten aluminum particles against the metallic substrate in an inert gas stream projected from the gun nozzle located between 2 and 4 inches from the substrate. The bond coating has a porosity of less than 15 percent and a thickness not greater than 4 mils. The nozzle to substrate distance is then increased to 4 to 10 inches and a top coating of pure aluminum is formed having a porosity greater than 18 percent and a thickness of at least four times the thickness of the bond coating.
Patent DE-3160130-D1 (DE)
Title: Method for the concentration of nikkomycin mixtures
Inventor: MOESCHLER HEINRICH-FERDINAND D
IPC: C12P19/28
Filed: 1981-05-20
Granted: 1983-04-28
Abstract: A process for concentrating nikkomicins (X) and (Z) from a dilute impure aqueous solution thereof, comprising contacting the solution with a weakly basic ion exchanger and eluting the adsorbed material with an acid thereby to obtain a concentrated mixture of nikkomicin (X) and nikkomicin (Z). The dilute solution being treated can directly be a filtered microbial cultivation liquor or such a liquor can be prepurified by contact with an acid ion exchanger followed by elution with a base. The recovered material is of relatively high purity.
Patent DE-3166635-D1 (DE)
Title: Pickling and descaling paste for metals
Inventor: GELDNER JOACHIM ING GRAD
IPC: C23G1/02
Filed: 1981-11-25
Granted: 1984-11-15
Abstract: A pickling and rust-removing paste composition suitable for cleaning metal surfaces, including surfaces of steel and aluminum. The composition contains fluoride ions and a mixture of calcium compounds and tervalent iron and/or aluminum compounds and has an acidity corresponding to at least 10% by weight of free acid, calculated at 100% HF. The composition also most preferably contains at least one anion selected from nitrate, sulfate, phosphate and chloride and has an acidity corresponding to from about 15 to 30% by weight of free acid, calculated as 100% HF. The composition is applied to that portion of the metal surface, such as steel or aluminum, to be treated and is retained in contact with the surface for a period of time sufficient to effect the desired pickling and/or removal of rust on the surface.
Patent DE-3170761-D1 (DE)
Title: Variable pulley structure
Inventor: TAKANO HIROSHI
IPC: F16H55/56
Filed: 1981-11-04
Granted: 1985-07-04
Abstract: A variable pulley structure (10) is arranged to be mounted on a shaft (17) with at least one of the sideplate elements (14) thereof movably mounted on the shaft for both axial and rotational movement. Disposition of the movable sideplate element (14) is controlled by a spring (26) extending between a spring retainer (22) fixed to the shaft (17) and a portion (24) of the sideplate element. The spring (26) is retained at its opposite ends to the retainer and sideplate element, respectively, suitably to be unwound as a result of increased torque developed in the movable sideplate element (14) by the drive system. The ends of the spring (26) are releasably connected to the retainer and movable sideplate element as by reception in arcuate grooves therein, or by abutment with suitable stop shoulders thereon, or otherwise. The cross-section of the spring, in one form, is round and in another form for use in transmitting high load torques, is rectangular.
Patent DE-3269987-D1 (DE)
Title: 17,17-bis(substituted thio)-3-ketoandrostenes and pharmaceutical compositions
Inventor: VARMA RAVI K
IPC: C07J31/00
Filed: 1982-08-19
Granted: 1986-04-24
Abstract: Described are 3-Ketoandrostenes having in the 17-position the substituents R1-S- and R2-S- wherein R1 and R2 are the same or different and each is alkyl, cycloalkyl or aryl, which have antiinflammatory activity.
Patent DE-3271466-D1 (DE)
Title: Cartridge for injecting a semi-pasty product
Inventor: MOREL JACQUES
IPC: C07C11/02
Filed: 1982-12-08
Granted: 1986-07-03
Abstract: PCT No. PCT/FR82/00204 Sec. 371 Date Aug. 9, 1983 Sec. 102(e) Date Aug. 9, 1983 PCT Filed Dec. 8, 1982 PCT Pub. No. WO83/02103 PCT Pub. Date Jun. 23, 1983.The injection cartridge comprises two containers (1, 2) one of which is slidably mounted in the other. An actuating rod (8) has a smooth leading portion (9) and a rear threaded portion (10) separated by a threaded intermediate portion (11). The container (1) has in its end (12) a threaded opening (13) receiving the threaded intermediate portion (11). The nozzle (5) of the container (2) has a thread (15) for receiving the thread (14). The threaded portion (10) of the rod (8) has a nut for abutting against the first container to push it towards the other container. The cartridge may be used for injecting a semi-pasty product into a protective sleeve for a joint in a telephone cable.
Patent DE-3277459-D1 (DE)
Title: Process for preparing slag from aluminium melts
Inventor: KOBELE KLAUS
IPC: F27D15/00
Filed: 1982-08-13
Granted: 1987-11-19
Abstract: A method of recovering a metallic aluminum from an aluminum-containing slag of an aluminum smelting process. In this method, the slag is crushed a number of times with each crushing product being separated by a screening off removing the metallic aluminum before the next crushing stage. Water-soluble components are then removed from the slag by leaching and the leaching solution is evaporated to enable recovery of these components.
Patent DE-3277683-D1 (DE)
Title: Multi-purpose tracheal tube
Inventor: MCGRAIL THOMAS W
IPC: A61M16/00
Filed: 1982-09-09
Granted: 1987-12-23
Abstract: A multi-purpose tracheal tube for use with high frequency ventilation. The tube is an endotracheal tube including up to three lumens, in addition to the primary lumen, which serve various functions to provide versatility in the treatment of patients. In cuffed tubes one of the lumens is used for inflating the cuff once the tube has been placed in the desired position in the trachea of the patient. Another lumen, referred to as the "insufflation lumen", is used to deliver oxygen or other gases by constant insufflation, intermittent jet ventilation or high frequency ventilation. The third lumen, when incorporated, is employed for monitoring and irrigation. The distal opening of the irrigation or monitoring lumen is located just inside the distal tip of the tube while the insufflation lumen opening is located rearwardly toward the proximal end of the tube relative to the irrigation or monitoring lumen opening.
Patent DE-3279106-D1 (DE)
Title: Process for the thermochemical treatments of metals by ion bombardment
Inventor: SPERI ROGER
IPC: C23C14/30
Filed: 1982-03-09
Granted: 1988-11-17
Abstract: Apparatus for thermochemical treatment of metals with accurate control of the treatment temperature in a furnace having a structure similar to that of a classic furnace for thermal or thermochemical treatment in a rarified atmosphere, equipped with a controlled heater, and possibly a cooler, an anode, and a cathode supporting the pieces to be treated. A cold plasma is generated around the pieces to be treated by applying between the anode and the cathode a pulse train at a relatively high frequency and of very short pulse width in relation to pulse repetition rate.
Patent DE-3362148-D1 (DE)
Title: Stabilized compositions of alpha-olefinic polymers
Inventor: RUELLE JEAN-JACQUES
IPC: C08L23/02
Filed: 1983-03-24
Granted: 1986-03-27
Abstract: 1. Compositions which are stabilised against oxidative degradation and are based on alpha-olefine polymers containing a phenolic primary antioxidant and belonging to the group of the alkylated mono-, bis- and thiobisphenols, characterised in that they additionally comprise a secondary antioxidant chosen from among phenolic polyesters derived from a polyfunctional aliphatic or aromatic carboxylic acid and an alkylated polyphenol.
Patent DE-3363056-D1 (DE)
Title: Fixation device for immobilizing long open fracture bones
Inventor: LAVASTE FRANCOIS
IPC: A61B17/60
Filed: 1983-07-06
Granted: 1986-05-22
Abstract: 1. A device for external attachment for immobilizing pins employed in orthopaedic surgery, comprising at least two bars (1) which are rigid against bending and each bar (1) of which comprises two portions (2A, 2B) placed in coaxial prolongation and able to be displaced relatively with the interposition of a resilient member (7), characterised in that this device includes a means of guidance (3) containing one end portion of each of the two portions (2A, 2B), this means of guidance (3) allowing their relative displacement in translation with a predetermined total amplitude between an initial position of separation and a position of maximum approach only, the resilient member (7) being contained in the means of guidance (3) and arranged in order to be opposed resiliently to this approach.
Patent DE-3365965-D1 (DE)
Title: Electromagnetically operated brake/clutch installation
Inventor: SIEKER GUNTHER DIPL ING
IPC: F16D67/06
Filed: 1983-03-09
Granted: 1986-10-16
Abstract: 1. Electromagnetically actuated brake coupling device with a fixed housing (1), in which, of rotationally symmetrical design, a brake-magnet part (6) and a coupling-magnet part (14) are located opposite one another in the axial direction and an axially displaceable armature part (7) and a coupling rotor (11) are arranged coaxially between them, there being between the armature part (7) and the coupling rotor (11) or the fixed brake-magnet part (6) an air gap which is variable as a result of axial displacement of the brake-magnet (6), for which purpose there are arranged between the end face of the brake-magnet part (6) distant from the armature part (7) and the housing (1) adjustable supporting elements (2, 3) which, when adjusted, cause axial displacement of the brake-magnet part (6), characterized in that the supporting elements (2, 3) are at least two adjusting rings rotatable relative to one another, which are arranged coaxially relative to the brake-magnet part (6) and have axial cams (5) supported on one another, and of which one (2) is connected fixedly in terms of rotation to the housing (1) and the other (3) is rotatable coaxially relative to the brake-magnet part (6) and has an adjusting member (8) displaceable in a slot (9) in the housing (1).
Patent DE-3366150-D1 (DE)
Title: 1-ethyl-6,8-difluoro-1,4-dihydro-7-(1-imidazolyl)-4-oxoquinoline-3-carboxylic acid derivatives, process for preparing the same and anti-microbial compositions
Inventor: UNO TOSHIO
IPC: A61K31/47
Filed: 1983-12-22
Granted: 1986-10-16
Abstract: 1-Ethyl-6,8-difluoro-1,4-dihydro-7-(1-imidazolyl)-4-oxoquinoline-3-car boxylic acid derivative of the formula:   <IMAGE> (I)  wherein R is hydrogen atom or an alkyl group having 1 to 3 carbon atoms, which have excellent anti-microbial activities and are useful as an anti-microbial agent for the treatment of infectious diseases in warm-blooded animals including human beings, and an anti-microbial composition containing said compound as an active ingredient.
Patent DE-3377468-D1 (DE)
Title: Baghouse filter assembly
Inventor: NIJHAWAN PRAMODH
IPC: B01D46/02
Filed: 1983-04-08
Granted: 1988-09-01
Abstract: A baghouse filter (21) having a filter chamber divided by a partition (25) into the clean gas side and the dirty gas side. The partition has a plurality of apertures, in each of which is mounted a filter unit (26) for removal and replacement. The housing has an access opening (27) to permit access to the interior of the housing and the opening is sufficiently large to permit withdrawal of the partition (25) from the housing for replacement of the filter units. Preferably, the partition of the housing is mounted on a door (24) closing the access opening, so that displacement of the access door from the housing automatically displaces the partition from the housing to permit removal and replacement of the filter units. Improved filter unit assemblies permit mounting of the filter units from the dirty gas side of the partition with suitable sealing means to prevent unfiltered gaseous medium bypassing the filter units.
Patent DE-3377896-D1 (DE)
Title: Improved ostomy device
Inventor: JENSEN OLE ROGER
IPC: A61F5/448
Filed: 1983-06-24
Granted: 1988-10-13
Abstract: An ostomy device is disclosed having first and second annular interengaging parts (20, 32) releasably connecting the pouch (10) and adhesive-backed label (86). According to the invention, a cover (48, 50) is provided extending radially inward of the first part (20) and axially towards the second part (32). When interengaged, the rim (52) of the cover seals against the surface (40) of the label interiorly of the coupling part (32), and around the aperture (34) in the label to prevent leakage and collection of fluids in the coupling itself.
Patent DE-3460851-D1 (DE)
Title: Method and apparatus for retaining a textile article during treatment
Inventor: VOISIN EUGENE
IPC: D06B17/02
Filed: 1984-03-20
Granted: 1986-11-06
Abstract: The present invention relates to the treatments, particularly in a gaseous medium, of textile articles accumulated in folds and moving under the effect of their own weight along an inclined surface. According to the process of the invention, the displacement of the article is accompanied by a mobile surface in contact with the upper part of the folds formed by the article; this mobile surface is driven so that it moves at a speed approximately equal to that of the article when said article slides normally along the inclined surface. The mobile surface consits of an endless belt whose outer surface, in contact with the upper face of the folds formed by the article, is at a constant distance from the inclined wall.
Patent DE-3461435-D1 (DE)
Title: Book cover with exchangeable fixings
Inventor: BALLAND FRANCOIS
IPC: B42F11/02
Filed: 1984-07-30
Granted: 1987-01-15
Abstract: The mobile binding consists of two sheets (1 and 2) of cardboard, or similar semi-rigid material, which extend over the whole length of the binding and which are stuck to each other, except at least in the end portions of the spine, and an opening (8) is provided in the inner sheet of cardboard, perpendicular to each of these end portions. The elements holding the magazines consist of clips (9) substantially in a S-form one (9a) of whose end branches is designed to be inserted into the middle of a magazine to be bound (10); the other end branch (9b) is designed to be inserted through one of the openings (8) of the inner sheet of the spine. Each clip (9) is in molded plastic, its central branch (9c) being extended to beyond the portion (9e) where it connects to the first end of branch (9b), by an overlay (9d) in the immediate proximity to the inner sheet.
Patent DE-3463718-D1 (DE)
Title: Method of producing electroacoustic converters, preferably microphones, and converters produced according to the method
Inventor: MADSEN HENNING SCHMIDT
IPC: H04R31/00
Filed: 1984-11-21
Granted: 1987-06-19
Abstract: An electroacoustic converter with a closed-off resonance chamber, e.g. a microphone, includes frame (1) carrying an electrode (2) and a diaphragm (3) together with means for electrical connection (5). A band (17) of plastically deformable material is sellingly attached to the frame via a joint (15) for providing good base reproduction. The sensitivity of the microphone, which depends on the volume of the resonance chamber, is adjusted to the desired value by an impression (16) in the band. When in production, the frames (1) are attached to the band (17) and are conveyed with its aid between different operation stations. Sensitivity is measured with the aid of a measuring apparatus (20) and a loudspeaker (18) and is adjusted by a tool (19).
Patent DE-3468468-D1 (DE)
Title: Sun blind
Inventor: VAN WAGENINGEN J
IPC: E04F10/06
Filed: 1984-05-09
Granted: 1988-02-11
Abstract: A sun blind comprising a trip arm formed by two pivotally intercoupled arm parts (4) and (5) and being fastened by one end with the aid of an upwardly extending pivotal shaft to a supporting structure, whereas the other end is fastend to a cloth beam, the two arm parts (4) and (5) being also pivotally coupled with one another with the aid of an upwardly extending pivot axis in a manner such that the two arm parts (4) and (5) are at an obtuse angle to one another. Thereby the arm parts (4) and (5) are made from hollow profiles and into the proximal ends of the arm parts (4) and (5) are inserted coupling members which partly protrude out of the arm parts (4) and (5). Said coupling members are obtained by severing them from an extrusion profile separation planes transverse of the direction of length of the extrusion profile, whilst the portions of the coupling members lying outside the arm parts (4) and (5) have holes extending between the separation planes and being at an angle differing from 90 DEG  to the separation planes.
Patent DE-3471882-D1 (DE)
Title: Operating table
Inventor: HUBERT JEAN
IPC: A61G13/00
Filed: 1984-06-25
Granted: 1988-07-14
Abstract: The unit may be a surgical operating table and has electric control devices. The unit comprises two identical electrically-operated jacks 14, 15 which are located at equal distances from a vertical plane containing an axis about which the platform 11 of the unit is pivotable in a transverse plane, the jacks exerting on a universal joint 8 connected to the platform forces of the same magnitude and in the same direction or in opposite directions, and a third electrically-operated jack and a pneumatic spring device disposed on opposite sides of that vertical plane.
Patent DE-3479072-D1 (DE)
Title: Receiver circuit
Inventor: NOLDE WOLFGANG DR
IPC: H04B1/16
Filed: 1984-08-02
Granted: 1989-08-24
Abstract: The invention relates to a receiver circuit comprising a loop in which the oscillator frequency is controlled by the useful signal. The loop gain in the useful tuning range is negative and greater than unity. An attenuator is provided which is controlled by a control circuit so that larger deviations of the intermediate frequency loop from a target value result in the loop gain being reduced, improving the receiver tuning behaviour.
Patent DE-3480399-D1 (DE)
Title: 11-substituted 5h,11h-pyrroloû2,1-c¨û1,4¨benzoxazepines, a process for their preparation and their use in medicaments
Inventor: EFFLAND RICHARD C
IPC: C07D401/06
Filed: 1984-11-02
Granted: 1989-12-14
Abstract: This invention relates to novel compounds of the formula I <CHEM> wherein m and n are each independently 0, 1 or 2 and m + n is 1 or 2, X and Y are each independently hydrogen, loweralkyl or halogen and RS is methyl or benzyl, which are useful as intermediates for the preparation of 11-substituted 5H,11H-pyrrolo [2,1-c] [1,4] benzoxazepines of the formula II <CHEM> The compounds of formula II exhibit antipsychotic and analgesic activities and can, therefore, be used as medicaments.