baber/WOPTO huggingface dataset:
Patent ES-410894-A1 (ES)
Title: Nitrogen-doped beta tantalum capacitor
IPC: H01L27/01
Filed: 1973-01-13
Abstract: A nitrogen-doped beta tantalum thin-film capacitor is disclosed. The thin-film capacitor comprises a thin-film electrode supported on a non-conductive substrate. Covering a selected area of the thin-film electrode is a dielectric film comprising an oxidation product of nitrogen-doped beta tantalum. Opposing the thin-film electrode and separated therefrom by the dielectric film is a counter electrode.
Patent ES-410993-A1 (ES)
Title: Fail safe vacuum type circuit interrupter and associated load current tap changer for electric induction apparatus
IPC: H01H33/668
Filed: 1973-01-26
Abstract: A load current tap changer for electric power transformers includes a vacuum type arcing-duty current interrupter immersed in dielectric fluid and biased to closed position by differential pressure. Overtravel limit switch means is actuated to shunt the vacuum arc gap upon excessive contact separation due to loss of vacuum and contact bias force. Limiting contact overtravel also disables the tap selector driving means.
Patent ES-416955-A1 (ES)
Title: End stop member for sliding clasp fasteners
IPC: A44B19/36
Filed: 1973-07-16
Abstract: A sliding clasp fastener is provided at the bottom end thereof with an end stop for terminating the movement of a slider thereat. The end stop includes side foil members of reduced thickness adhesively bonded to opposed stringer tapes of the fastener, each foil member projecting longitudinally of the fastener for a distance corresponding to a pitch or pitches of fastener elements thereby holding these elements against cracking open when the slider has been brought into abutting engagement with the end stop.
Patent ES-417790-A1 (ES)
Title: Process for the preparation of dimethyl terephthalate
IPC: C07C69/82
Filed: 1973-08-11
Abstract: A process for producing dimethyl terephthalate from high-boiling tarry residues from the combined oxidation of p-xylene and p-toluate in the liquid phase, esterification of the resulting acids with methanol and separation of the resulting dimethyl terephthalate which include the steps of subjecting the high-boiling residues to treatment with methanol at temperatures above 250 DEG C. and thereafter separating the resulting dimethyl terephthalate in accordance with conventional separation techniques.
Patent ES-422694-A1 (ES)
Title: 1-Benzal-1,2,3,4-tetrahydro-isoquinolinium-theophylline-7-acetates
IPC: A61K31/52
Filed: 1974-01-23
Abstract: 1-Benzal-1,2,3,4-tetrahydro-isoquinolinium-theophylline-7-acetates are used in the manufacture of geriatric compositions.
Patent ES-431840-A1 (ES)
Title: Brake force distributor
IPC: B60T8/30
Filed: 1974-11-11
Abstract: A brake force distributor includes a cylinder and a stepped piston disposed in the cylinder and biassed toward one end position of the piston by a control force. The piston is provided with a pressure medium passage internally of the piston to connect the input to the output of the distributor under control of a valve disposed in the passage, the control of the valve being in accordance with the magnitude of the control force. To ensure full brake pressure at the output of the distributor when the control force fails, the piston is moved to the other end position of the piston and provides a direct connection between the input and output of the distributor along the periphery of the piston.
Patent ES-432798-A1 (ES)
Title: Removable counterweight mounting mechanism
IPC: E02F9/18
Filed: 1974-12-11
Abstract: A construction machine having a platform rotatable thereon and supporting a boom is disclosed herein. A counterweight is removably secured to the platform by mounting means that includes a pair of bearing hangers received in recesses in the counterweight with removable pins extending through counterbores in the counterweight and openings in the bearing hangers. Adjustable positioning means on the platform engage the counterweight to accurately align the counterbores and the openings. The construction machine also includes hydraulic rams that are carried by the platform and have hooks on extensible elements which receive permanent cross pins located in the recesses so that the hydraulic rams can be utilized to raise and lower the counterweight with respect to the platform.
Patent ES-434508-A1 (ES)
Title: Side-channel ring compressor
IPC: F04D23/00
Filed: 1975-02-06
Abstract: The invention concerns a side-channel ring compressor in which the product of the number of blades and the speed of revolution of the impeller is chosen so that the vibrations of the medium to be pumped, which vibrations occur at the inlet and outlet openings of the compressor, are in the supersonic range.
Patent ES-434746-A1 (ES)
Title: Alicyclic compounds and process for preparing the same
IPC: C07C213/02
Filed: 1975-02-14
Abstract: Cyclohexanediol derivatives of the general formula:
Patent ES-435047-A1 (ES)
Title: Fiber reactive water soluble 2,4,6-triamino, 3-cyano pyridine-(5) azo dyestuffs
IPC: C07D213/85
Filed: 1975-02-25
Abstract: Water-soluble azo dyes of the formula < IMAGE > WHEREIN Y is a fiber-reactive group, n is 1 or 2, m is 0, 1 or 2 and the benzene rings A and B may be further substituted are disclosed. They are useful for dyeing nitrogen-containing fibers and cellulose materials and are distinguished by very bright and brilliant shades, possessing good stability, fastness to light, wet processing and fixation.
Patent ES-440037-A1 (ES)
Title: Pneumatically operated yarn threading mechanisms for textile yarn processing machine
IPC: D01H7/86
Filed: 1975-08-05
Abstract: In a textile yarn processing machine, such as a two-for-one twister or the like, having a plurality of spindle assemblies each including a driven rotor mechanism and a stationary yarn supply package carrier mechanism each defining therewithin joining elongate yarn passageways the combination therewith is provided of pneumatically operated threading mechanisms for automatically threading yarn withdrawn from the supply package through the passageways and which is characterized by a construction which eliminates the necessity of predetermined positioning of the rotor mechanism for the threading operation and, preferably, provides for the supply of air under pressure thereto only through stationary spindle assembly components, as follows. A selectively operated, air injector nozzle is positioned at the juncture of the yarn passageways for creating an air suction through the carrier mechanism passageway and a jet of positive airflow through the rotor mechanism passageway for pneumatic threading of the yarn. Devices are provided for selectively supplying air under pressure, preferably through the stationary carrier mechanism, to the injector nozzle regardless of the position of the rotor mechanism.
Patent ES-441842-A1 (ES)
Title: Clarifier apparatus
IPC: B01D21/24
Filed: 1975-10-16
Abstract: Apparatus for feeding the raw influent water into a center post clarifier including an uptake zone defined around the center post forming an eductor tube having an upper and lower end respectively in communication with an upper and lower portion of the mixing and recirculation chamber. A first set of openings is provided intermediate the center post for directing the flow of raw water upwardly into an intermediate portion of the uptake zone. A second set of openings positioned above the first set of openings is provided for directing the remaining flow of raw water from the center post into an upper portion of the uptake zone. The relative flow rates of raw water through the first and second openings being such as to cause sludge which has accumulated adjacent the lower end of the uptake zone to be lifted therein to and recirculated with the raw water. Means are provided to selectively control the flow rates of raw water through the first and second openings to adjust the sludge recirculation rate.
Patent ES-444460-A1 (ES)
Title: Vehicle leveling system
IPC: B60G17/00
Filed: 1976-01-20
Abstract: A vehicle leveling system comprising at least one leveling strut having a pressurizable chamber and a height sensing and controlling mechanism located directly on the strut, the height sensing and controlling mechanism being operable to control the internal pressure within the chamber without requiring any mechanical connection or engagement of the component parts thereof which are associated with the sprung and unsprung portions of the vehicle. In one embodiment of the invention, the height sensing and controlling mechanism includes a light source and a light responsive device for controlling operation of an electrically energized compressor, while in another embodiment of the present invention, the height sensing and controlling mechanism includes a proximity switch arrangement.
Patent ES-445437-A1 (ES)
Title: Absorbent article
IPC: A61F13/49
Filed: 1976-02-23
Abstract: An absorbent article comprising an absorbent pad having a front surface, a fluid pervious top sheet covering at least a portion of the front surface of the pad, and a perforated film of thermoplastic material intermediate the sheet and pad. The film is heated to enlarge the perforations and fuse the film to the sheet and pad.
Patent ES-446182-A1 (ES)
Title: Process for the production of inorganic-organic plastic composites
IPC: C04B38/02
Filed: 1976-03-18
Abstract: The instant invention is directed to a novel process for the production of inorganic/organic plastic materials and the resultant products. The process generally comprises reacting an aqueous alkali metal silicate solution with a liquid organic polyisocyanate having a viscosity at 25 DEG C of at least about 400 cP. Preferably, the process is utilized to produce high quality, lightweight foams having excellent physical properties.
Patent ES-451607-A1 (ES)
Title: Electrical conductors with strippable polymeric materials
IPC: B05D7/20
Filed: 1976-09-16
Abstract: A composite of polymeric materials which are adheringly joined to each other and which can be easily and cleanly separated by stripping apart with a low pulling force whereupon the contacting surfaces of their interface each separate cleanly without retention of any residue from the other, and which comprises the combination of a body of peroxide curable ethylene-containing polymer adjoined to a body of a sulfur curable elastomer comprising chlorosulfonated polyethylene. The combination of materials is especially advantageous when used in wire and cable constructions comprising a composite of an electrical insulation and an overlying strippable semiconductive layer.
Patent ES-451689-A1 (ES)
Title: Porous lubricant-impregnated bearing
IPC: F16C33/20
Filed: 1976-09-20
Abstract: A porous lubricant-impregnated bearing comprising a matrix of closely packed, discrete particles, such as glass microspheres, bonded together with a bonding material that is different from the particles, such as a cured organic bonding material, and that only partially fills the interstices between the particles and a migratable lubricant dispersed in the unfilled interstices.
Patent ES-453407-A1 (ES)
Title: Method of manufacturing a cathode-ray tube
IPC: H01J29/88
Filed: 1976-11-17
Abstract: A suspension comprising electrically conductive material, a binder, and from 3% to 30% by weight of sodium carbonate or potassium carbonate is applied to a wall portion of a cathode-ray tube and then dried and fired. This provides a layer in which hardly any bubbles have formed during the firing of the cathode-ray tube and which during firing produces no gases which detrimentally influence the emission of the cathode.
Patent ES-456790-A1 (ES)
Title: Supplemental field excitation for permanent magnet rotor of pilot exciter
IPC: H02K19/26
Filed: 1977-03-12
Abstract: In a synchronous dynamoelectric machine having a pilot exciter which energizes a brushless exciter, voltage regulation and forcing excitation are provided by a plurality of field coils which are disposed upon selected ones of a plurality of permanent magnets carried by the rotor of the pilot exciter. The field coils are connected together to constitute a field winding and are electrically connected to receive direct current excitation from the output of a rotating rectifier assembly through coupling means, such as a direct current regulator. In operation, the regulator is responsive to changes in the current flowing through the field winding of the synchronous dynamoelectric machine and provides a direct current output signal to the permanent magnet field winding to increase the magnetic field strength of the associated permanent magnets.
Patent ES-459051-A1 (ES)
Title: Antibiotic A-35512B aglycone
IPC: A61K35/74
Filed: 1977-05-23
Abstract: Antibiotic A-35512B aglycone, prepared from A-35512 factor B by acid hydrolysis, is a useful antibacterial agent.
Patent ES-460361-A1 (ES)
Title: Method of manufacturing a seamless cylindrical stencil and a small-mesh stencil obtained by applying this method
IPC: B41C1/14
Filed: 1977-06-28
Abstract: A method of manufacturing a seamless cylindrical stencil comprising the steps of shrinking a small-mesh hose on a cylindrical support formed by a wire-netting, after which the threads of the hose and -if necessary- also of the support are made conductive, and finally a metal deposit by means of electro-plating is applied, the thicness of which is less than half the diameter of the hose threads.
Patent ES-461359-A1 (ES)
Title: Process for the manufacture of an article of laminated plastics having improved surface characteristics
IPC: B32B25/08
Filed: 1977-08-04
Abstract: A process for the manufacture of an article such as a tray made of laminated plastics having a non-slippery surface comprises the steps of forming on a temporary flexible support a vulcanizable coating comprising a mixture of 100 parts of crude polyethylene chlorosulphonate rubber with a 3-50 parts by weight of heat-hardenable melamine resin, forming of a pack of:
Patent ES-469982-A1 (ES)
Title: Blocking device for use in a sewer manhole
IPC: E03F7/06
Filed: 1978-05-18
Abstract: The invention concerns a blocking device for obstructing the opening of an inlet pipe in a sewer manhole, so that rats and like rodents are restrained. The blocking device comprises a ball or pear-shaped floatable blocking body for automatic blocking of the pipe opening by gravity when there is no flow of waste material into the manhole, said blocking body being pivotally suspended from a supporting means which by means of a tightening member is secured above the pipe opening by being wedged between opposite wall portions of the manhole. The blocking device also has a stopping means for limiting the penetration depth of said blocking body in the inlet pipe.
Patent ES-470193-A1 (ES)
Title: Method and apparatus for determining the angle of imbalance of a balancing machine
IPC: G01M1/22
Filed: 1978-05-24
Abstract: A wheel balancing machine is started by operating a timing switch to transmit reset signals to a synchronous counter, revolution counter, a divider and an average value counter. The reset signals are then terminated concurrently with the first zero crossing of the imbalance value signal derived from the body to be balanced. The synchronous counter is provided with incremental pulses containing angular information corresponding to the imbalance. After a first pulse sequence corresponding to a 180 DEG angle of revolution of the body to be balanced and further pulses at angles of 360 DEG at the output of the synchronous counter, 180 DEG pulses are supplied to a revolution counter and also are conducted by means of a differentiating member to the reset input of a flip-flop, whose set input is affected via a further differentiating member by unbalance representing pulses.
Patent ES-479420-A1 (ES)
Title: Horseshoe
IPC: B29C61/00
Filed: 1979-04-07
Abstract: A horseshoe includes a horseshoe base which corresponds to the actual configuration of a horse's hoof. The base is mounted on the hoof so as to leave a space between a sole of the hoof and an upper surface of the base which faces the sole surface when the base is installed on the hoof. A filler material is filled in the space so as to support the hoof on the base when the latter is installed on the hoof.
Patent ES-480041-A1 (ES)
Title: Pharmaceutically active cyclohexyl compounds and their preparation
IPC: C07C61/35
Filed: 1979-04-27
Abstract: The chemical compounds of the invention are useful as the active compound in drugs because of their anticonvulsant and/or antianoxic activity. They have the general formula < IMAGE > wherein Z is a hydroxyl group a group-OM wherein M is an alkali metal atom or an equivalent atom fraction of an alkaline-earth metal or an amino group such as -NH2, and R is a linear or branched alkyl group containing from 1 to 9 carbon atoms, and optionally substituted by one or more halogen atoms a linear or branched alkenyl or alkynyl, alkoxyalkyl, or acylalkyl group containing from 2 to 9 carbon atoms and optionally substituted by one or more halogen atoms an aryl or arylalkyl or aryloxyalkyl group comprising at least one aromatic radical and an alkyl chain having from 1 to 4 carbon atoms.
Patent ES-483801-A1 (ES)
Title: Pressure control and relief valve and use of the same to supply a hydrokinetic torque converter.
IPC: G05D16/10
Filed: 1979-08-31
Abstract: A pressure limiter-regulator for a hydraulic control circuit. In a single body, a single spring acts both on a central spindle, which provides the pressure regulating function, and on a ball which provides the limiting function. The invention is applicable to the hydraulic feeding of a hydrokinetic torque converter.
Patent ES-8102805-A1 (ES)
Title: Stabilization of capsular polysaccharides.
IPC: C12P19/00
Filed: 1980-03-18
Abstract: Labile capsular polysaccharides, such as Type-19 pneumococcal capsular polysaccharide, are stabilized against degradation during the lyophilization step which forms a part of the procedure for recovering the capsular polysaccharide from the fermentation in which it has been produced, by adding an amphoteric substance, such as a protein or amino acid, prior to the lyophilization.
Patent ES-8105653-A1 (ES)
Title: Superimposition steering drive for a vehicle
IPC: B62D11/18
Filed: 1980-03-28
Abstract: A mechanical differential drive 7 arranged between two axle shafts 3, 4 comprises a crown gearwheel 9 driven by a main driving shaft 6 by way of a pinion 8, and two equalising wheels 11, 12 freely rotatably mounted in a bush 10 associated with the crown gearwheel 9, and a respective axle shaft wheel 13, 14 meshing with the equalising wheels. One axle shaft wheel 14 is connected to the axle shaft 4 by means of the casing 19 of a hydraulic motor 20. The shaft 21 of the motor 20 is co-axial with the axis of rotation of the bearing bush 10 or the crown gearwheel 9 and is securely attached thereto. The motor 20 constitutes a slip drive which enforces, in the ratio of the pressure medium current fed in, a rotary difference speed which is superimposed upon the rotary speed of the main drive and has different signs for the two axle shafts 3, 4, whereby a steering effect is obtained. The hydraulic motor 20 may be replaced by an electro-motor.
Patent ES-8101254-A1 (ES)
Title: Method of extracting heat from the earth and apparatus for performing the method
IPC: F03G4/00
Filed: 1980-04-07
Abstract: Heat is extracted from the earth using a borehole extending typically 1000m to 2000m into the earth. Water is conveyed to the bottom of the borehole and is collected from the bottom in isolation from the downflowing water, so that heat gained by the water as it travels downwardly can be recovered. The borehole may be encased to form an outer pipe down which the water passes, externally of a concentric return flow pipe (18). Alternatively, where no encasing is required, because of the quality of the rock strata, the downward and upward water flow may be in one or more tubes.
Patent ES-8102159-A1 (ES)
Title: Process for the preparation of cellular polyurethane elastomers.
IPC: C08G18/10
Filed: 1980-05-20
Abstract: The instant invention is directed to a process for the production of a cellular polyurethane elastomer having a density of 0.45 to 0.8 g/cm3, comprising: (a) preparing a prepolymer having an isocyanate content of 10 to 25% by weight from aromatic polyisocyanates and a portion of one or more polyhydroxyl compounds having a molecular weight of from 400 to 6,000 and (b) reacting said prepolymer with the remainder of said polyhydroxyl compound and water wherein the quantity of said water is 0.3 to 1% by weight and the equivalent ratio of isocyanate groups to isocyanate reactive compounds is in the range of 0.95:1 to 1.1:1, characterized in that from 0.1 to 0.8% by weight, based on the whole reaction mixture, of aromatic diprimary diamines having a molecular weight from 108 to 500 are also used in (a) or (b).
Patent ES-8102238-A1 (ES)
Title: Separator for cleaning suspensions
IPC: B01D29/11
Filed: 1980-06-16
Abstract: A seperator, for example, for use in paper production, of the kind having a rotationally symmetrical strainer through which the suspension flows, enclosed in a housing which has an inlet for the suspension to be cleaned and outlets both for cleaned suspension and for impurities held back by the strainer, and having blades revolving in front of the strainer which are divided into part-blades along the axis of rotation, that is, by planes perpendicular to the axis of rotation, and are offset relative to each other in the circumferential direction is disclosed. Several rows of part-blades are arranged over the strainer basket, these part-blades being of such a length and staggered over the circumference in such a way that substantially at every height level, relative to the height of the strainer basket, part-blades from several rows pass by the strainer basket. A separator free of troublesome pressure pulsations is thereby provided.
Patent ES-8106166-A1 (ES)
Title: A composition containing a half ester of an organic polyol, an unsaturated monomer, an epoxide and a basic compound.
IPC: C08F283/10
Filed: 1980-08-26
Abstract: The invention comprises a polymerizable liquid mixture of (a) a half ester characterized by the following empirical formula: (HO-@-CH=CH-@-O)n-R-(OH)m (I) wherein n is a number having an average value of about 1.5 to less than about 4, m is equal to the free valence of R less the average value of n, R is the hydroxyl-free residue of an organic polyol which contained from 2 to 4, inclusive, hydroxyl groups, OH, in formula (I) (b) maleic anhydride, (c) an epoxide containing two or more 1,2-epoxide radicals, (d) an ethylenically unsaturated monomer which forms a liquid homogeneous mixture with the half ester, maleic anhydride and epoxide, and (e) a basic compound.
Patent ES-8202946-A1 (ES)
Title: Ammunition Feeder for Guns
IPC: F41A9/01
Filed: 1980-10-27
Abstract: An arrangement for selectively feeding rounds from one of two conveyors (98, 102) to a gatling gun includes a centre sprocket (34), right and left unload sprockets (22, 26), and right and left transfer sprockets (76, 82). In use, to feed rounds from the right conveyor (98), the housing (52) which supports both conveyors is moved to the left to bring sprockets (76) into aperture engagement with the centre sprocket, the transfer of rounds following the arrows. To feed rounds from the left conveyor, the housing is moved to the right to bring the sprocket (82) into aperture engagement with the centre sprocket and to move sprocket (76) out of engagement. During feed from both directions the rotor (16) moves in the same direction so that for left feed the rounds pass from the lower run of the left conveyor anticlockwise round the centre sprocket and rotor and are moved along the upper run of the conveyor by sprocket (28).