baber/WOPTO huggingface dataset:
Patent ES-343903-A1 (ES)
Title: Coated carrier particles
IPC: G03G9/113
Filed: 1967-08-07
Abstract: Xerographic carrier particles comprise a core coated with an addition polymer of (a) at least one unsaturated silicon-free compound and (b) at least one silane, silanol or siloxane having attached to a Si atom 1 to 3 hydrolysable groups and an organic group which contains an unsaturated carbon-carbon linkage. The polymers have an average M.Wt. of at least 5,000 and a second order glass transition temperature of at least 55 C. The cores may be of NaCl, NH 4 Cl, AlKCl 4 , Rochelle salt, NaNO 3 , KClO 4 , Zr, Si, methyl methacrylate, glass, SiO 2 , flintshot, Fe, steel, ferrite, Ni and/or SiC. The polymer may be a copolymer of (a) vinyl chloride or styrene optionally admixed with vinyl acetate or a methacrylate, or acrylonitrile, and (b) vinyl triethoxysilane or (methacryloxypropyl) trimethoxysilane, although other suitable monomers are listed. Comparative examples using coating of a polycarbonate, vinyl chloride/ vinyl acetate copolymer of a copolymer of styrene and a butyl or methyl methacrylate are also given.
Patent ES-344185-A1 (ES)
Title: Optical isomer of a substituted phenylalkylaminoalkanol
IPC: A61K31/135
Filed: 1967-08-17
Abstract: L - erythro - [alpha]- (2,5 - Diethoxyphenyl) - #- isopropylaminopropanol and its salts are prepared by fractional crystallization in the presence of a stoichiometric excess of an optically active organic acid in aqueous solution, optionally followed by conversion to the free base or a different salt. Reference has been directed by the Comptroller to Specification 1,104,292.
Patent ES-344435-A1 (ES)
Title: Cyclopropane carboxylic acids and derivatives thereof having insecticidal properties
IPC: A01N53/10
Filed: 1967-08-25
Abstract: Novel compounds of the formula wherein Z 1 and Z 2 are each H, alkyl, aralkyl, aryl, alkenyl or alkynyl not conjugated with the ring, cycloalkyl, cycloalkenyl or heterocyclic, or Z 1 + Z 2 is alkylene R is OH, Cl or OR1 in which R1 is C 1-6 alkyl, 5-benzyl-fur-3-ylmethyl, dicarboximidomethyl, heterocyclic or 2-methyl- 3-R11-6-keto-cyclopent-2-enyl wherein R11 is alkyl, alkenyl, alkynyl, aryl, aralkyl, cycloalkyl, cycloalkenyl or heterocyclic A is in which R 1 is H or alkyl, R 2 and R 3 are each alkyl, aralkyl, aryl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, or heterocyclic, R 3 having at least 2 carbon atoms, or R 2 and R 3 and the adjacent C atom form a C 3-7 carbon homocycle, saturated or unsaturated and optionally mono- or di-methyl or ethyl and/or methoxy or ethoxy substituted, or a polynuclear aromatic system or a similarly optionally substituted heterocycle, R 4 is methyl or ethyl, R 5 is H, methyl or ethyl or R 4 and R 5 form a saturated or unsaturated fused on homocycle or heterocycle, and Y and Y1 are aliphatic hydrocarbon chains, are prepared by reacting a sulphone of the formula H-A-SO 2 -Ar (Ar is optionally substituted aryl) in the presence of a basic agent with a compound of the formula Z 1 . Z 2 .C = CH.CO 2 R1 (R1 is C 1-6 -alkyl) to give products where R1 is C 1-6 alkyl which may be then transesterified or hydrolysed to the free acids and these re-esterified via functional derivatives such as the acid halides. The racemic acids may be resolved by means of an optically active organic base. The novel compounds wherein R 1 is H, Z 1 and Z 2 are each CH 3 and R 2 and R 3 and the intervening carbon atom form a 3 or 4 carbon homocycle are also prepared by reacting a cyclopropyl or cyclobutyl triaryl phosphonium halide with dl-trans-caronaldehydic acid. Other novel compounds comprise the l-ephedrine salts of d- and l-trans-3,3-dimethyl-2- cyclopentylidenemethyl - 1 - cyclopropane carboxylic acid, the d- and l-forms of this acid and the d- and dl-forms of the sodium salt of this acid. Reference has been directed by the Comptroller to Specification 1,168,797.
Patent ES-345592-A1 (ES)
Title: Improvements relating to infinitely-variable ratio v-belt transmissions
IPC: F16H9/16
Filed: 1967-09-16
Abstract: A steplessly variable ratio V-belt transmission wherein a V-belt 5 engages a pair of pulleys each having an axially fixed portion 2, 29 keyed to a respective shaft 1, 27 and an axially adjustable portion 3, 28 movable by a respective lever 11, 22 acting through a thrust bearing 6, 26, has the levers interconnected by an extensible link (Fig. 2) which automatically maintains the belt tension. The link comprises a stirrup 13 pivoted to one end of the lever 11 and a rod 14, slidable in the stirrup 13, pivoted to the lever 22, a compression spring 15 acting between the stirrup and an adjustably positioned abutment plate 18 on the rod 14 to expand the link. Pawls 19 on the plate 18 are spring-urged outwards to engage ratchet teeth 21 on the stirrup to prevent shortening of the link against the action of spring 15. Levers 11, 22, which consist of straps 9, 10 and 23, 24, have fixed pivots 12, 31.
Patent ES-351897-A1 (ES)
Title: Connecting link for tire chains
IPC: B60C27/08
Filed: 1968-03-22
Abstract: A connecting link, see Fig. 1, for a tyre chain comprises a body part 1 having an opening 2 for receiving one or more links, an opening 10 for inserting links into or withdrawing links from opening 2, and a bore 13 of constant crosssection throughout its length for receiving a pin 14 displaceable into opening 2 so as to prevent links from being withdrawn therefrom. In a modification, see Fig. 4, the body part is provided with a hole 2b at one end and the pin 14a is arranged to be displaced through inclined bore 13a along surface 16. In a further modification, Fig. 6 (not shown), the pin is arranged to be bent when it is displaced by inclining surface 16 to the longitudinal axis of the bore.
Patent ES-361199-A1 (ES)
Title: Method and apparatus for treating textile yarn
IPC: D02J13/00
Filed: 1968-12-07
Abstract: Yarn 10 is overfed under low tension through a tube 24 in cocurrent with a stream of a hot compressed gas from a line 26 onto a drum 22 in helical wraps where it is treated with a cross-stream of hot gas flowing from openings in distributor plate 44 of a manifold 23. The gas is exhausted through openings in surface 45 of the drum and recycled to the manifold by a fan (28) through an exhaust chamber 31, ducts (32) and (29), a chamber 27 containing a heater 42 and part of the line 26, and an opening 43. The yarn is advanced along the drum by passage over a canted bar 47 and exits through a slot 34 in the manifold. The yarn may be multi or monofilament and may be of polyamide, polyester, or acrylic material. It may have previously been drawn, crimped, false twisted, or asymmetrically heated or quenched, or may be formed of bicomponent fibres. The gas may be air, steam, nitrogen or argon. The yarn may be heated to a temperature of up to 425 F. and subjected to a shrinkage of 5-50% during the overfeeding.
Patent ES-364357-A1 (ES)
Title: Free-running pentaerythritoltetranitrate and process of preparing same
IPC: C07C67/00
Filed: 1969-03-04
Abstract: Free - running pentaerythritol tetranitrate (PETN) crystals are prepared by co-precipitation of PETN with at least 0À175% by weight of di-pentaerythritol hexanitrate (di-PEHN). Crystals containing up to 0À5% of di-PEHN are precipitated by dissolving PETN and di-PEHN in acetone and diluting with water. The modified PETN is suitable for use in detonating fuse cord.
Patent ES-368771-A1 (ES)
Title: Manufacture of glass
IPC: C03B5/183
Filed: 1969-06-25
Abstract: In a glass melting tank, the glass making ingredients 24 are fed in by a batch feeder 22 melted in the melting zone 28, and allowed to flow towards a working end adjacent the front wall 14 and into a refining zone, and substantially the entire bottom of the refining zone 30 is cooled by blowing air from a blower or blowers 38 on to the furnace bottom 18. A curtain 39 extending from the furnace bottom 18 protects the melting zone 28 from undue cooling.
Patent ES-369770-A1 (ES)
Title: Polyacylamidrazone carboxylic acid polymers and their procuction
IPC: C08G73/10
Filed: 1969-07-22
Abstract: Polymeric acylamidrazone carboxylic acids containing units of formula where # denotes isomerism, n is 0 or 1, and R1 and R11 are hydrogen atoms or methyl or phenyl radicals, are obtained by reacting pyromellitic acid dianhydride with the bisamidrazones of oxalic acid, terephthalic acid or isophthalic acid. The reaction is carried out in a polar solvent at 0 to 70 C. The polymers may be moulded from solution, e.g. to form films, and on further heating undergo cyclodehydration to form polymer chains of condensed rings. Examples are given.
Patent ES-369844-A1 (ES)
Title: Treatment of keratinous fibers and fabrics
IPC: D06M101/00
Filed: 1969-07-15
Abstract: The present invention relates to a process for rendering keratinous material, particularly wool, resistant to shrinkage and for imparting durable press characteristics to the material. The products used therefor are polythiol compounds containing in the molecule (a) a radical of a polyhydric alcohol, (b) poly(oxyalkylene) chains, and (c) radicals of mercapto-ethers or mercapto-esters.
Patent ES-375557-A1 (ES)
Title: Electrical pattern mechanism for circular knitting machines
IPC: D04B15/66
Filed: 1970-01-17
Abstract: An electrical pattern mechanism for a circular knitting machine having a rotary needle cylinder and electromagnetically actuated adjusting components which act either directly on needles or on jacks and which are controlled by information derived from a program carrier. A bistable electronic sweep circuit has one or the other of its conditions determined by the information in the control signal derived from the program carrier. This sweep circuit has a pair of outputs connected through one of a pair of univibrators with one of a pair of electromagnetic windings. One of the univibrators is connected with one of these windings together with a time-limited current amplifier circuit.
Patent ES-384656-A1 (ES)
Title: Jacquard-pattern arrangement for circular knitting machines
IPC: C07C37/07
Filed: 1970-10-17
Abstract: In a Jacquard-pattern arrangement for circular knitting machines, a pattern drum is provided for each knitting system of the circular knitting machine. This pattern drum supports on its periphery a plurality of rods which are disposed thereon in accordance with a preselected pattern. These rods act on the pattern feet of needle jacks disposed on the periphery of the cylinder of the circular knitting machine via a corresponding plurality of slidable actuating members, which are disposed in two rows and parallel with respect to each other. Each one of the slidable actuating members has a projection which is adapted to cooperate with a movable control member disposed between two adjacent rows of slidable actuating members. This movable control member coacts with cam means rotating jointly with the cylinder of the circular knitting machine and which is positioned in front of a second cam also rotating jointly with the cylinder of the circular knitting machine, said second cam controlling the movement of the pattern drum.
Patent ES-387060-A1 (ES)
Title: Process for the manufacture of 21-fluorosteroids
IPC: C07J5/00
Filed: 1971-01-07
Abstract: Process for the manufacture of 21-fluoro-20-oxopregnane compounds of the partial formula WHEREIN R denotes hydrogen and R1 and R2 each denote hydrogen or a hydrocarbon radical or R1 together with R denotes a double bond, wherein a steroid of the following partial formula WHEREIN R, R1 and R2 have the same meaning as above and Z represents hydrogen or an esterified carboxyl group, is reacted with an agent which transfers diazo groups, the resulting 21-diazo 20-ketone of partial formula IS REACTED WITH HYDROGEN FLUORIDE AND, IF DESIRED, FUNCTIONALLY MODIFIED HYDROXYL GROUPS ARE CONVERTED INTO FREE HYDROXYL GROUPS OR FREE HYDROXYL GROUPS ARE FUNCTIONALLY MODIFIED AT ANY DESIRED STAGE.
Patent ES-389569-A1 (ES)
Title: Method of producing a two layer contact piece
IPC: H01H1/02
Filed: 1971-03-25
Abstract: The invention relates to a method of producing a two layer contact piece for high vacuum power switches. An auxiliary metal and a diffusion metal are alloyed by diffusion into a surface of a metallic original body of high electrical conductivity. The auxiliary metal forms a molten phase with the diffusion metal and the metallic original body. The volume of auxiliary metal provides a defined diffusion depth in the original body, at predetermined diffusion conditions.
Patent ES-396541-A1 (ES)
Title: Voltage clipping circuit
IPC: H03L5/00
Filed: 1971-10-30
Abstract: A temperature-stable voltage clipping circuit, in which changes in voltage clipping levels caused by temperature-induced variation in the transfer characteristics of the clipping diodes are cancelled out.
Patent ES-405459-A1 (ES)
Title: Flash and shutter synchronizing mechanism
IPC: F21K5/12
Filed: 1972-08-02
Abstract: A mechanism for synchronizing flash firing and shutter actuation utilizes an independently driven shutter driver and flash firing lever which are moved together to a synchronizing position after operation of the camera release. The driver and lever then separate for independent movement to respectively effect shutter actuation and flash firing.
Patent ES-406348-A1 (ES)
Title: Method and apparatus for recognizing colors
IPC: G01J3/46
Filed: 1972-08-17
Abstract: A method of scanning and/or distinguishing colors comprising opto-electrically scanning the colors, generating electrical signals the time variation of which correspond to the spectral intensity distribution of the colors and distinguishing the colors by automatically determining the position of the maxima of the electrical signals.
Patent ES-420008-A1 (ES)
Title: Bag forming machines
IPC: B31B50/64
Filed: 1973-10-26
Abstract: The specification discloses apparatus for feeding a zig-zag strip which apparatus comprises a series of support members engageable with spaced transverse locations along the strip, means to guide the strip to the support members and to form loops of the strip between the support members which are arranged in two series which are movable around respective closed paths that intersect one another with each member of each series passing between a pair of adjacent members in the other series at the points of intersection of the paths, means being provided to feed the strip between the members in the respective series at a point of intersection of the paths whereby after that point of intersection the members carry the strip in a zig-zag configuration.
Patent ES-422937-A1 (ES)
Title: Amplifier which consumes a substantially constant current
IPC: H03F1/30
Filed: 1974-02-05
Abstract: An amplifier derives a substantially constant current from a direct current voltage source. A first output transistor is coupled in an emitter follower configuration and is biased to provide the desired constant current consumption of the amplifier at zero input signal voltage. The load circuit is alternating current coupled to its emitter. The collector of a second output transistor is also coupled to the emitter of the first output transistor. The emitter of the second output transistor is coupled to the remaining terminal of the load. This junction is coupled through a monitor resistor to a point of reference potential. The monitor resistor monitors the current consumed by the amplifier and the voltage across it controls a third current regulator transistor which is coupled to the base of the second output transistor and controls its conductivity.
Patent ES-455169-A1 (ES)
Title: Dust collector
IPC: B01D46/04
Filed: 1977-01-19
Abstract: A dust collector has a dirty air chamber arranged to receive a flow of dirty air containing suspended solid particulate material, a clean air chamber communicating with exhaust, and a plurality of filter bags arranged to have their interior surfaces communicate with the dirty air chamber and operative to separate solid particulate material from cleaned gas passing therethrough. The improvement includes an elongated venturi-like member arranged to service a number of such filter bags, and a conduit arranged to deliver high energy pulses of reverse air through the venturi-like member countercurrent to the normal flow of dirty gas therethrough. Such pulses of reverse air momentarily create a reduced pressure within the serviced filter bags, and induce cleaned gas to flow back through the serviced filter bags to dislodge and remove accumulated solid particulate material from the interior surfaces of such bags.
Patent ES-455273-A1 (ES)
Title: Soft pellet or granular medicine
IPC: C07D311/24
Filed: 1977-01-22
Abstract: New medicaments in the form of soft tablets of granules 10-1000 mu in dia. comprise an agglomeration of medicament particles of which =90% have a dia. of 10 mu. The tablets or granules have (a) a total transmitted load redn. (TTLR) of >100 g., and/or (b) a prod. of the TTLR and the response lag (RL exceeding 30 g./cm, and/or (c) an RL of >=0.3 cm. Pref. new medicaments are inhalation medicaments for the treatment of allergic disorders of the respiratory tract, esp. those contg. a pharmaceutically acceptable salt of 1, 3-bis(2-carboxychromon-5-yloxy)propan-2-ol, esp. disodium chromoglycate. Disodium chromoglycate contG. 12-25% water is claimed as a novel entity. Also claimed is disodium chromoglycate in tablet or granule form with an unstamped bulk density of below 0.3 g/cc. (esp. 0.2-0.3 g./cc). The new granules or tablets are suitable for filling into devices of the "Spinhlaer" (RTM) type. Under the conditions in such devices at the time of inhalation, they break down into fine particles with good flow properties giving good inhalation. However, their agglomerated form facilitates filling into the capsules used in the devices.
Patent ES-460903-A1 (ES)
Title: Ventilation air tempering device
IPC: F24F5/00
Filed: 1977-07-21
Abstract: A multi-zone heating-cooling system having a plurality of reversible cycle air heating and cooling units connected to a closed loop water circulation circuit, and at least one ventilating air tempering coil in liquid flow communication with the water flowing in the closed loop water circulation circuit and in heat exchange relationship with a stream of outdoor air such as might be used for ventilation.
Patent ES-465238-A1 (ES)
Title: Flexible tube bagging machine
IPC: B65B9/22
Filed: 1977-12-20
Abstract: A flexible tube bagging machine having a feed device for a foil, a shaping member over which the foil is drawn and formed into a tube and a foil transfer device arranged downstream of the shaping member. The shaping member has a sleeve portion and a collar for engaging the foil. The collar is secured to the sleeve portion and guides the foil inside of the sleeve portion. The collar has a collar neck portion and two collar chest portions connected to the collar neck portion and face outwardly from a front side of the machine. The collar chest portions converge in a conveying direction of the foil and effect a guiding of the lateral edges of the foil toward one another. The collar chest portions are of different length and the longer collar chest portion extends through a central plane extending through the longitudinal axis of the sleeve portion to a position adjacent an opposed edge of the cutout and being perpendicular to the front side of the machine. The collar neck portion is asymmetrical with respect to the central plane and the part which lies on the side of the longer collar chest portion is wider than the other part thereof.
Patent ES-469129-A1 (ES)
Title: Hand grass shears driven by an electric motor
IPC: A01G3/06
Filed: 1978-04-25
Abstract: The hand-held edging shears have a runner (24) which can be removed from the shears housing (10, 14, 18, 20) in order to make the blades (22) accessible. The runner (24) runs in a rail guide of the housing and is secured by a locking knob (50) which, when pressed down, permits the runner (24) to be removed. The handle housing (18) of the shears accommodates a mains cable (36) for the battery-charging unit (32), the mains plug (40) of which can be drawn out through a flap (38). This design thus makes it easier to exchange the blades (22).
Patent ES-470082-A1 (ES)
Title: Covered dump clearing installation - has half portal unit travelling above portal unit with scraper conveyor bridging dump
IPC: B65G65/06
Filed: 1978-05-22
Abstract: The equipment for transferring bulk material from a covered dump has a portal frame (10) spanning the dump, supported on rollers (12) travelling on rails each end. This carries a scraper conveyor (14) which can remove material and deposit it onto a belt conveyor (18) along one side of the dump. Two cutters (20) can travel along the frame (10) to loosen the surface of the dump. At one end, under the roof (32) is a half portal unit (22) which has a foot with rollers (24) travelling on a side extension (26). Further rollers (30) travel along guides (32) at roof level. This carries a lifting arm (34) which can be swung at a required angle, clear of the portal frame (10) below.
Patent ES-470228-A1 (ES)
Title: Typewriter cartridge and feed mechanism therefor
IPC: B41J35/10
Filed: 1978-05-26
Abstract: Disclosed is a cartridge and a cartridge assembly for a typewriter, the assembly comprising a pair of case members, each case having a separate chamber and including means for releasably connecting the two cases in superimposed overlapping relation. First and second pairs of spaced apart ribbon guide means are associated with each of the cases and dimensioned to be aligned, first pair to second pair. Each of the case members includes a separate supply and take-up spool, the supply spool having a fixed axis of rotation and the take-up spool having a shiftable axis of rotation along a translatory path. An opening is provided along one edge of each of the cases, the openings being aligned in the paths while the take-up spools are biased in their respective paths towards the opening. Also disclosed is a drive mechanism for the cartridge in which the type of ribbon (for example, carbon or cloth) is indicated on the cartridge by a cam arrangement and, upon insertion into the machine, automatically selects the correct feed and ribbon lift mechanism to minimize ribbon wastage.
Patent ES-470919-A1 (ES)
Title: Composite coating of enhanced resistance to attack
IPC: C09D5/08
Filed: 1978-06-19
Abstract: Composite coatings, established on metal substrates, now exhibit enhanced film integrity, such as when exposed to chemicals, solvents and salt. Additional desirable coating characteristics are also maintained. The undercoating of the composite contains a hexavalent-chromium-providing substance. Included in the topcoating applied over the uncured undercoating is a hydroxyl-containing resin and isocyanate adduct. Subsequent heating fully develops the undercoat curing while concomitantly curing the topcoating.
Patent ES-473617-A1 (ES)
Title: Multilayered deflection yoke
IPC: H01F5/00
Filed: 1978-09-22
Abstract: A deflection yoke comprises a core and at least two layers of conductor turns wound about the core. A return traverse conductor traverses the core from a finishing conductor turn of one of the layers to a starting conductor turn of the other layer. At least three projections are located adjacent an outer surface of the core for providing pivot points for the return traverse conductor. A first projection is located near a starting conductor turn of one of the layers, a second projection is located near a finishing conductor turn, and a third projection is located between the first and second projections for preventing the return traverse conductor from protruding beyond a core end.
Patent ES-474041-A1 (ES)
Title: A Vaporising Process
IPC: F25B1/00
Filed: 1978-10-07
Abstract: A process for converting a low boiling point liquid into a gas, comprises evaporating the liquid in a heat exchanger (5) by condensing a first stream of a first heat exchange medium, heating the resultant gas in a heater (8) by condensing a second stream of the first heat exchange medium at a higher pressure than the first stream, and evaporating the condensed first heat exchange medium in an evaporator (17) by transfer of heat from a second heat exchange medium.