baber/WOPTO huggingface dataset:
Patent FR-2284681-A1 (FR)
Title: Preformed electroslag refining flux - charge materials reacted below complete fusion temperature
IPC: C22B9/18
Filed: 1974-09-12
Abstract: A particulate charge including alumina, fluoride, and alkaline earth oxide including calcium oxide is heated at 1900-2400 degrees F to form a product having a substantially uniform fusion range of less than 150 degrees F and contg. less than 1.5 wt. % of free calcium oxide. Pref. the charge is initially finer than 60 mesh and is agglomerated before heating; it may contain fluorspar, calcium carbonate and alumina with possibly also magnesia. While the fluoride and alumina may be partially substd. by aluminium fluoride.
Patent FR-2245877-A1 (FR)
Title: Hydraulic dynamic brake for vehicle - having two fluid circuits with one for cooling supplied via control valve
IPC: F16D55/40
Filed: 1974-09-27
Abstract: The dynamic brake is fitted to the output of the transmission and provides a controlled braking effect for long periods. The brake is fitted with a hydraulic pump which supplies two fluid circuits. One circuit powers the sets of disc brakes while the other circuit cools the fluid. A control valve regulates the amount of fluid to the first circuit and has a second control element, spring loaded on the first, to form a pressure control valve which bypasses some of the fluid to the cooling circuit. This has cooling coils fitted around the outside of the dynamic brake housing. The system operates in a simple, effective way.
Patent FR-2303603-A1 (FR)
Title: Spraying equipment for paint - has air jets which are aimed at paint nozzle slightly to rear of opening for paint
IPC: B05B7/06
Filed: 1975-03-10
Abstract: A pistol with a pulveriser head projects a flat jet of paint under hydrostatic pressure via a pulverisation slot, and two lateral symmetrical jets of compressed air converge on the paint jet. The air jets (36, 37) are aimed at the pulveriser head (13, 14) and at points slightly to the rear of the forward end of the pulverisation nozzle. As the air rebounds it is formed into two veils joining each other via the paint jet. The air jets can be aimed at a conical face coaxial to the paint jet, the cone angle being between 80 and 110 deg., while the air jets strike it 0.5 to 3mm behind the piant jet orifice.
Patent FR-2305601-A1 (FR)
Title: Fuel atomiser for petrol engine - has frusto-conical wire cage contg. coil springs vibrated by flow to break up fuel droplets
IPC: F02M29/08
Filed: 1975-03-28
Abstract: The fuel atomiser (1) consists of a small cage built of brass rods (1a) attached to a circular base (1b) with a central hole (1c). The cage forms a frustrum of a cone. A similar smaller cage (5) is fitted inside the cage (1). The inside of the second cage (5) carries a close fitting conical spring in stainless steel wire. The spae between the two cates (1), (5) is filled with toroidal rings (3) formed from springs also made of stainless steel wire and brazed to the outer cage (1). The device is fitted downstream of the carburettor and the vibrations of the springs n3e induced by the airflow break up the fuel droplets and so ensure complete vaporization.
Patent FR-2267169-A1 (FR)
Title: Explosive forming process using gas mixture - has variable nozzle to assist uniform propagation of detonation wave
IPC: B21D26/08
Filed: 1975-04-09
Abstract: Explosive forming of sheet metal uses the detonation energy which reaches the blank next to the matrix. The gas mixture is ignited in the detonation tube from where it propagates towards the tapered explosion chamber. Inside the explosion chamber, a circular cone is located which, together with the chamber wall forms an annular nozzle. This nozzle assists the pressure wave propagation at a minimal energy loss. The cone is axially adjustable so that the best results can be obtained with various gas mixtures and component shapes. The cone has a critical included angle of 25 deg., and is moved automatically dependant on a control circuit inputting all the variables.
Patent FR-2314120-A1 (FR)
Title: Assembling a nozzle on a blast furnace tuyere - where nozzle is lifted by a hoist fitted on a trolley
IPC: F27D3/12
Filed: 1975-06-13
Abstract: A trolley, esp. for locating a blast nozzle on a blast furnace tuyere, and also for removing the nozzle is fitted with a hoist which raises or lowers a cradle on which the nozzle rests. The hoist consists of two pairs of levers mounted on pivots to lower or raise the cradle. The hoist is also fitted with horizontal pivots so the cradle can be tilted to swing the nozzle into the desired position using a hand lever. The trolley has guides controlling the movement of the scissor levers.
Patent FR-2319803-A1 (FR)
Title: Sealed plastic housing for rotating bearing - has two pieces of housing fused together after assembly
IPC: F16C23/00
Filed: 1975-07-28
Abstract: The basic part of the plastic housing (20) has a flange, with bolt holes for fixing a clip-on cover (56) on the outside to protect the shaft end, and a recess on the inside (62) of spherical form to receive the bearing outer shell. The second part of the housing (60) clips into the first and traps the bearing. The two parts are fused together by ultrasonic vibrations, thermal fusion or chemical fusion depending on material. The housing is bolted to the support bracket (34) and the through hole/rotating shaft joint is sealed with an annular rubber seal (54). The bearing is then sealed from ingress of foreign material.
Patent FR-2341978-A1 (FR)
Title: Insulator filling exposed parts of commutator machine windings - is liquefiable and applied under centrifugal force
Inventor: GRIBET JOANNES
IPC: H02K3/51
Filed: 1976-02-18
Abstract: An electric machine has windings connected to the commutator by ribbon conductors, in which the space between the windings, these connectors and the rotor end-plates is filled with an insulating material. The insulating material is liquefiable (pref. silicon elastomer) and covers completely the heads of the windings and the ends of the connectors joined to them (and pref. also the equipotential connections). The ends of the connectors pref. has sleeves heat-shrunk on to them. The liquefied insulating material is applied after the rotor ends have been enclosed in a ring-shaped mould, and with the machine rotating fast enough to counteract gravity. The machine continues to turn until the filler hardens. The surfaces to be covered are pref. first coated with a material to which the filling adheres.
Patent FR-2346985-A1 (FR)
Title: Appts. for preparing compacted food-stuffs - by extrusion through grid and cutting of strand into sections
IPC: A21C1/02
Filed: 1976-04-08
Abstract: Appts. for prepn. of compacted foodstuffs from raw food materials is partic. applicable to prepn. of instantaneous potato croquettes. It comprises a hopper-head, a mixing chamber, a fixed grid, a movable knife underneath the grid and a driving motor. In mfr. of potato croquettes, a mixt. of powdered potatoes, starch, vegetable fats, milk, yeast, salt, spices, an emulsifier and water is introduced into the hopper. It is worked and mixed by the archimedean screw which pushes it towards the grid through which it is extruded, forming a strand which is cut into sections by the blade; these fall by gravity, e.g. directly into hot oil so as to produce the croquettes. Appts. is simple and low in cost. The prods, are constant in consistency and homogeneity; the operating costs are low.
Patent FR-2352462-A1 (FR)
Title: Underwater listening system with cable - has microphones connected with signals produced collected and applied to transmitter
IPC: G01V1/38
Filed: 1976-05-17
Abstract: The microphones are spaced at specified distances, and a transmitter is mounted in a float from which runs a second cable to a device receiving signals from the microphones and applying them to the transmitter. A propellor (27) is attached to the end of the first cable (37) which moves it in a specified direction. A parachute (26) resisting this movement is attached to the other cable (37) end. An electronic unit (25) is connected through a secondary cable (24) to the transmitter float (22) which has an antenna (45) in the form of an upwards projecting spike.
Patent FR-2313427-A1 (FR)
Title: Modified liq. urea or melamine formaldehyde resins - contains solid particulate urea or melamine resins, cure in thick sections without cracking
IPC: C08L61/00
Filed: 1976-06-04
Abstract: Modified liq. urea-formaldehyde (UF) or melamineformaldehyde (MF) resins comprise a standard aq. UF or MF resin soln. into which has been incorporated particles of a previously precipitated, finely divided solid UF and/or Mf resin. The prds. have excellent adhesion and cohesion and can be cured in relatively thick sections without cracking as with prior art UF and MF resins. The resins are useful for casting, laminating and coating applications.
Patent FR-2354498-A1 (FR)
Title: Butterfly valve with eccentric spindle - has flexible metal sealing lip attached to valve body and secured by clamping ring
Inventor: LEGRANDGERARD JEAN
IPC: F16K1/226
Filed: 1976-06-09
Abstract: The butterfly valve plate (5) is mounted eccentrically on the spindle (2). The clamping plate (3) is fixed to the valve plate (5) with screws (4) and abuts against a flat on the spindle (2). A flexible metal sealing ring (7) is secured by a clamping ring (8) and screws (10) to the valve body (1). The sealing ring (7) is provided with a lip (16) which matches the shape of the rim of the valve plate (5). Because the valve spindle (6) is eccentric to the valve plate (5) and valve body (1), the valve plate (5) can swing clear of the sealing ring (7) as it rotates to the open position.
Patent FR-2384809-A1 (FR)
Title: Thermoplastic polyketone deriv polymer - prepd by reacting polyketone with mono-or dithiol cpd used to form e.g. automobile trim
IPC: C08G67/02
Filed: 1976-06-11
Abstract: Thermoplastic polymer is characterised by random distribution along the polymer chain of x units -CO-, y units -CH2-CH2- and z units of where R1 is 1-4C alkyl and R2 is H, alkyl, aryl or alkenyl of 1-20C and R3 is alkyl, aryl or alkenyl of 1-20C, y is 150-10000 and ratio x:y is 25-100:100 and ratio x:z is 2-25:100. The polymer has a lower m. pt. than the unmodified polyketone allowing extrusion without crosslinking and decomposition. When R2 is 4-10C alkyl e.g. n-hexyl and R3 is 6-10C alkyl e.g. n-heptyl, the polymer has elastomeric props similar to plasticised PVC. When R2 is 4-10C alkyl, the polymer resists swelling or dissolution in naptha, gasoline and motor oil. The polymer may form automobile trim and other decorative uses.
Patent FR-2362727-A1 (FR)
Title: Multi-impression rotary printing press - has each station initially aligned onto mark and finely adjusted separately for register
IPC: B41F13/14
Filed: 1976-08-27
Abstract: The multi-impression rotary printing press has several stations around a common drum. Each station has its own inking unit, perfect register being ensured by an initial rough setting, followed by a fine adjustment. The rough setting uses a line on each printing roller shaft aligned with a fixed mark on the machine. A fine adjustment mechanism uses a pilot shaft, rotated manually or by a motor. This moves an arm having rollers engaging a cam track on a helical gear, displaced axially inside a drive gear for the roller unit, modifying the relative position between this and the printing roller.
Patent FR-2365783-A1 (FR)
Title: Optical alignment device - has inclination monitor connected between beam and reference line using digital display
Inventor: CORNILLAULT JEAN
IPC: G01C9/04
Filed: 1976-09-23
Abstract: An optical alignment device provides a numerical display of the inclination of a beam (1) compared with a fixed reference line (3) on a frame (2). The beam abuts a pair of pivot points (20, 21) accurately fixed along the reference line (3). A threaded shaft (4) is fixed to frame (2) and is rotatable about axis (5). A universal coupling mechanism (11) which travels on the rod (4) carries the beam (1) in rotation about pivot points (20, 21) when rod (4) is rotated by knurled knob (6). An over centre toggle spring bar (22) pivots about an axle (23) rigidly attached to frame (2) and abuts lugs (30, 31) in which position it locks beam (1), by underside engagement, against respective pivots (20, 21). A numerical display (36) converts rotation of rod (4) into an indicaion of inclination. A spirit level (26) is also fixed to the beam (1).
Patent FR-2349712-A1 (FR)
Title: Burglar proof cylinder lock for door - has spring loaded axial piston initially pushed in to lift control plunger before turning
IPC: E05B27/00
Filed: 1976-10-29
Abstract: The cylinder door lock is opened by inserting a key into a profiled slot. This raises the tumblers, permitting turning of the barrel. This barrel has a piston fitted axially in line, forming its front face. The key has a shoulder, on the same side as the teeth, used to push in the piston against the pressure of a spring. This enables the control plunger, locking the barrel, to be lifted in combination with an additional form on the key. A security plate, fitted over the front face of the piston, prevents picking of the lock and control piston.
Patent FR-2374924-A1 (FR)
Title: Two-wheeled roller skate - has flat plates fixed to leg of skater and hinged to allow movement of ankles
IPC: A63C17/04
Filed: 1976-12-21
Abstract: The two-wheeled roller-skate has its stability assured by means of two flat bars (6) mounted on it and fixed to the skater's leg. Wheel diameter can be sufficient to give higher speed than any other sort of skate, while diminishing physical effort, and it can also be of ultra-light-weight construction without affecting the rigidity. It can have a footplate (1) to which all the other components are fixed. There can be openings in the footplate forming slides in which the wheel forks, bars and heel plate are all adjustably fitted. The bars can pivot at ankle height, to allow free ankle movement.
Patent FR-2377321-A1 (FR)
Title: Marine mast with aerofoil form side members - is supported by similarly shaped brackets to reduce drag
IPC: B63B15/00
Filed: 1977-01-14
Abstract: The ship's mast consists of a central spar and two members, one on each side of the spar, and at the same distance from it. The side members are attached to the spar by fixing brackets at equal intervals along it. The spar and the side members have aerofoil shapes, and the side members are set back from the central member. The brackets also have aerofoil sections and the members may be tapered towards one end of the spar. The central member is fitted with a sail track.
Patent FR-2354330-A1 (FR)
Title: (5)-Hydroxy quinolopyranone (2)-carboxylic acid derivs. - prepd. by reacting (2,4)-dihydroxy (3)-acetyl quinoline with dialkyl or diaryl oxalate, used for asthma treatment
Inventor: MORINAKA YASUHIRO
IPC: A61P11/00
Filed: 1977-01-27
Abstract: Novel quinolopyran-4-one-2-carboxylic acid deriv. are of formula (I):- (where X is 1-5C alkyl, 1-5C alkoxy, halogen, aryl-alkoxy of total 7-10C, alkoxycarbonyl of total 2-6C, or 6-10C aryl; n is 1-4, with the proviso of X's are same or different when n >=2). These cpds. are used for treating allergic asthma and they may inhibit the release of chemical agent from ast cell produced by antigen-antibody reaction. It has low toxicity e.g. LD50 = 150-560 mg, ED50 =0.5 mg, LD50/ED50 >=1000 in mice. It is prefd. by treating cpd. of formula (II) with cpd. of formula (ROOC)2 where R is 1-5C alkyl, phenyl or benzyl.
Patent FR-2386677-A1 (FR)
Title: Opening arrangement for roof smoke-trap - has flap, biassed open by pneumatic cylinder, closable by winch and cable system having quick-release mechanism
IPC: A62C2/24
Filed: 1977-04-08
Abstract: The hand-operated winch has a clutch, a ratchet-wheel and pawl control, and a quick-release mechanism. The winch (17) anchors a cable (9) to a ventilation trap-door (6) which is constrained towards the open position by e.g. pneumatic jack (7). The clutch and the ratchet system (15) combine to provide a controlled release or a rewind to set the trap (6) at any desired inclination for ventilation purposes, and the quick-release mechanism allows the trap (6) to open fully to release smoke in the event of a fire. The winch (17) is located in a wall-mounted housing (11) at a convenient height from the floor. The clutch may comprise a spirally threaded hub engaging the bore of the winding drum, and reverse rotation effects displacement and disengagement from the ratchet wheel. The pawl may comprise a vertically slideable bolt and may be disengaged by smashing a glass pane (14). The removal of the pane (14) releases the free end of a pivoting plate which catches the head of the bolt, and the bolt moves up into a disengaged position under the action of a coil spring.
Patent FR-2397569-A1 (FR)
Title: Mecanisme multiplicateur d'effort
Inventor: BARBE PIERRE LOUIS CHRISTIAN C
IPC: F16K31/16
Filed: 1977-07-11
Abstract: Mécanisme multiplicateur d'effort, du type comprenant un organe menant mobile suivant un axe et présentant une surface menante faisant un angle relativement faible avec cet axe, une surface d'appui fixe faisant un angle relativement grand avec cet axe, un organe mené mobile suivant ledit axe et présentant une surface d'attaque perpendiculaire à cet axe, et des organes de roulement pouvant venir en contact simultanément avec ces trois surfaces, caractérisé en ce que chaque organe de roulement comporte trois éléments de roulement 7-8-9, 107-108-109 indépendants librement rotatifs autour d'un même axe, chacun de ces éléments pouvant rouler sur une et une seule des trois surfaces 2-3-5, 2**c-50-5**a.
Patent FR-2358434-A1 (FR)
Title: Compositions aptes a subir une polymerisation cationique renfermant un sel d'onium
Inventor: CRIVELLO JAMES VINCENT
IPC: C08F2/00
Filed: 1977-07-12
Abstract: Compositions durcissables sous l'effet des rayons UV non corrodantes, stables au repos à l'obscurité, et ne nécessitant, pour durcir, ni températures élevées, ni durées de traitement prolongées. Elles renferment une quantité efficace de sel aryl- ou alkyl-sulfonique de composé sulfonium ou iodonium. Fabrication de plaquettes de circuits imprimés, de revêtements réticulés, d'encres d'imprimerie, etc.
Patent FR-2358663-A1 (FR)
Title: Appareil indicateur de mise a la terre accidentelle
IPC: G01R31/02
Filed: 1977-07-12
Abstract: L'invention concerne un détecteur de mise à la terre accidentelle. Il comprend un transformateur différentiel de courant 15 dont les primaires sont formés par le fil neutre 10 et les fils secteur 11 et 12 et qui possède un enroulement de mesure 17 envoyant un signal à un circuit de filtrage temporel 21, 22, 23, 25, 26 d'une sensibilité plus grande pendant la partie initiale de chacune de certaines alternances de la tension du seuil que pendant sa partie finale. Le détecteur de l'invention possède une réponse améliorée vis-à-vis des mises à la terre résistives en présence d'un déséquilibre capacitif des fils secteur.
Patent FR-2362449-A1 (FR)
Title: Procede et appareil pour la detection de matieres etrangeres dans des recipients de fluide et pour le tri de ceux-ci
IPC: B65B57/00
Filed: 1977-08-18
Abstract: Les échantillons sont soumis successivement ou simultanément à deux détecteurs dont les signaux de sortie sont appliqués à des paires de comparateurs. Dans chaque paire, un comparateur est réglé à un niveau haut et l'autre à un niveau bas. Les signaux de sortie des comparateurs de niveau haut sont appliqués à une porte ET et les signaux de sortie des comparateurs à niveau bas sont appliqués à une porte OU. Les signaux de sortie de la porte ET et de la porte OU sont appliqués à une autre porte OU dont la sortie commande un selecteur. L'invention s'applique notamment au contrôle d'ampoules de produits pharmaceutiques.
Patent FR-2400462-A1 (FR)
Title: Ensacheuse pour le conditionnement de produits pulverulents
IPC: B65B1/04
Filed: 1977-08-18
Abstract: L'ensacheuse conforme à l'invention comprend un poste 2 de saisie et d'ouverture des sacs 5 du type à sucreurs reliés à une source de vide, un poste 3 de remplissage comportant une goulotte 10 d'amenée du produit reliée à une doseuse, des moyens pour ouvrir et fermer l'orifice de la goulotte et pour introduire cet orifice dans la gueule ouverte des sacs et appliquer de façon étanche les lèvres et ces derniers contre la goulotte, des moyens 11 pour compacter le produit et des moyens 13 à 15 pour aspirer l'air contenu à l'intérieur des sacs en cours de remplissage, un poste 4 de fermeture des sacs par soudage et/ou couturage, des moyens 6, 18 de rétention des sacs par suspension et de transfert d'un poste à l'autre, et des moyens pour synchroniser et enchaîner les divers mouvements et opérations. Application au conditionnement en sac de produits pulvérulents.
Patent FR-2361990-A1 (FR)
Title: Procede pour ameliorer l'aptitude au collage et/ou a l'application de peintures d'articles faconnes en resine synthetique prepares avec utilisation d'agents de demoulage
IPC: B05D5/04
Filed: 1977-08-19
Abstract: Procédé pour améliorer l'aptitude au collage et/ou à l'application de peintures d'articles façonnés en résines synthétiques, préparés avec utilisation d'agents de démoulage. On ajoute aux agents de démoulage des agents émulsionnants, dispersants ou mouillants, de types connus en soi ou on traite l'article façonné par application de ces agents. Le procédé selon l'invention permet en particulier d'améliorer l'aptitude au collage des dossiers de moquettes en polyuréthannes.
Patent FR-2363329-A1 (FR)
Title: 4-Carbamoyl-5-hydroxy-imidazole - used to treat cancer, nephritis and rheumatism
Inventor: YOSHIDA NOBORU
IPC: A61K31/415
Filed: 1977-09-07
Abstract: 4-Carbamoyl-5-hydroxy imidazole of formula (I) and its salts can be used to treat cancer, rheumatism and nephritis:- (I) can be used in doses of 0.3-1.0 g/day (adults) to treat rheumatism and nephritis and 3-10 g/day (adults) to treat cancer. (I) is of low toxicity: LD50 in mice is >2000 mg/kg p.o. and >130 mg/kg i.v. (I) can be administered both orally and by injection.
Patent FR-2403467-A1 (FR)
Title: Scavenging system for gas compressor - prevents contamination of lubricating oil by using neutral gas
Inventor: REINER GUNTHER
IPC: F04B39/04
Filed: 1977-09-15
Abstract: A compressor is used for compressing a gas which contaminates the lubricating oil. It has a cylinder (11) and piston which operate without lubrication. The piston rod has three separate glands (15) before it passes through the scavenge chamber (13) and is then connected to the lubricated driving mechanism. Any gas leaking into the chamber (12) is returned through the pipe (17) to the compressor inlet (111). A neutral gas with a low condensation temp is circulated by the scavenge pump (18A) through the separators (19) (21) and reservoir (20) and returned free from lubricant to the scavenge chamber (13).
Patent FR-2403146-A1 (FR)
Title: Mecanisme de commande des deplacements du chariot porte-outil d'une machine-outil
IPC: B23G3/08
Filed: 1977-09-16
Abstract: a. Mécanisme de commande des déplacements du chariot porte-outil d'une machine-outil, dans laquelle les déplacements longitudinaux du chariot sont obtenus à partir d'une came cloche à rampe hélicoïdale, animée d'un mouvement de rotation continu et contre laquelle s'appuie un organe de transmission de mouvement relié audit chariot. b. L'organe de transmission de mouvement est constitué par un levier dont l'axe d'articulation est fixe, l'un des bras de ce levier, de longueur fixe, prenant appui sur la came, tandis que l'autre bras, de longueur réglable, prend appui sur le chariot par l'intermédiaire d'une rampe inclinée faisant avec l'axe du chariot un angle égal à la pente de l'hélice de la came. c. Machines à fileter.
Patent FR-2371407-A1 (FR)
Title: Procede de preparation de propane-1,3-diols disubstitues en position 2-.
IPC: B01J31/00
Filed: 1977-11-23
Abstract: On fait réagir des éthanals disubstitués en position 2- et répondant à la formule générale