baber/WOPTO huggingface dataset:
Patent FR-2295003-A1 (FR)
Title: 2-Chlorobutadiene-1,3 prepn. from 3,4-dichlorobutene-1 - by dehydrochlorination with sodium hydroxide and linear butanol reaction product in linear butanol (BE210676)
IPC: C07C17/25
Filed: 1975-12-19
Abstract: 2-Chlorobutadiene-1,3 (I) prepn. by dehydrochlorination of 3,4-dichlorobutene-1, (II) takes place by reacting (II) with the reaction prod. of NaOH and n-BuOH, dissolved in n-BuOH opt. contg. 1-5 wt.% water, at 0-150(50-100) degrees C, in homogeneous phase; admixing reaction prod. with sufficient aq. liquid to cause unmixing into 2 liquid phases and sepg. (I) obtd. from reaction prod. by distn. before or after addn. of aq. liquid. An aq., e.g. satd., NaCl soln. is obtd. which can be further used, e.g. for prepn. of NaOH and Cl2 by electrolysis. It is further possible to obtain a clean waste-water.
Patent FR-2345966-A1 (FR)
Title: Wardrobe frame of tubes joined by plastics sockets - has special sockets for offset clothes hanger rail and height adjustable shelf
IPC: A47B47/06
Filed: 1975-12-29
Abstract: The flexible parallelpiped frame for wardrobes etc comprises tubes which are joined by plastic sockets. Special sockets are included to accommodate clothes hanging rails and height adjustable shelving frames. The sockets for clothes hanging rails are of a 'T' shape with the stem terminally returned at right angles. The return is also normal to the 'T' bar axis and forms a socket to house the rail end. The bar of the 'Tp may be of double socket or tubular form to house horizontal support tubes. Triangular stiffening webs are provided in all the external socket angles. The height adjustable shelf support has three mutually perpendicular legs of channel section.
Patent FR-2301406-A1 (FR)
Title: Pivoted control console for construction vehicle - has safety interlock to prevent pivoting if handbrake off and motor running
IPC: B62D49/06
Filed: 1976-02-18
Abstract: The control point of the construction vehicle is mounted on a platform (2) which is pivotted about a vertical axis. The platform is held in the selected setting by a spring loaded, conical plunger (11) which engages different conical holes (12) in the floor of the vehicle. For fail-safe operation the holes are arranged in pairs, with one of the holes of each pair engaged by a second plunger linked to the safety system. This blocks the setting of the second plunger as long as the parking brake of the vehicle is off and as long as the engine is running. The blocking control can be hydraulic, and prevents the vehicle being set into a dangerous setting.
Patent FR-2345138-A1 (FR)
Title: Sheath for suction stump holder of artificial limb - has sleeve with elasticated collar to protect wearers skin against rubbing
IPC: A61F2/80
Filed: 1976-03-22
Abstract: The sheath fits over a suction type stump holder for an artticial limb protects the wearer's skin against rubbing. It comprises a sleeve (1) with an elasticated collar (7) at one end, fitted to the outside of the holder (1) and held by a draw string and an adhesive band (8). The body (5) of the sleeve is folded over the top (6) of the holder and extends inside it. The stump (2) is fitted with a stocking and eased into the holder, a string passing through the suction the hole (3) being used to guide and remove the stocking. The sleeve pulls tight to fit closely around the stump.
Patent FR-2346391-A1 (FR)
Title: Polyurethane foil and coating prepn. - comprising tall oil pitch esterification with polyhydric alcohols and reaction with aliphatic triisocyanates
IPC: C08G18/36
Filed: 1976-04-02
Abstract: In the process (a) 100 pts. wt. tall oil pitch having acid index 30-60 and OH index 60-90 are esterified by (i) adding 5-15 pts. wt. aliphatic alcohol contg. >=3 OH gps. and 0.1-0.5 pts. wt. sulphonic acid, esp. p-toluenesulphonic acid, and (ii) heating under reduced press. until mixt. has acid index 5-35 and OH index 200-350; (b) tall oil pitch ester is admixed with an aliphatic triisocyanate, advantageously dissolved in an organic inert solvent. Amt. is such that quantity of isocyanate gps. is 10-35 pts. wt./100 pts. wt. tall oil pitch ester; (c) diluents and additives are added, followed by (d) depositing mixt. on a substrate and (e) polymerising foil or coating at room or higher temps. Hard and soft plastics are obtd., resistant to corrosion and chemicals. Foils are transparent, light-coloured, easily coloured, and resist temps. up to 240 degrees C.
Patent FR-2355272-A1 (FR)
Title: Ammunition and firework fuse - has chamber with anvil cast integrally and vent arranged axially in chamber
IPC: F42C19/10
Filed: 1976-06-03
Abstract: The fuse is for ammunition or fireworks, having a chamber and an anvil forming a single assembly. The anvil has a boss bearing against an explosive mixture contained in a capsule. The chamber (1) and the anvil (8) are cast integrally typically by pressure diecasting in light alloy, zinc-based and containing aluminium, copper and magnesium. The anvil can have a flat punch in a diametral plane of the chamber, with a flat face at right angles to the chamber centre line, and of square section. It can have two parallel faces and two prismatic ones. There can be an axial vent in the chamber, at the opposite end to the capsule.
Patent FR-2315342-A1 (FR)
Title: Core making machine using box with core retention mandrels - contg. axial holes for ejector rods
IPC: B22C7/06
Filed: 1976-06-23
Abstract: Core making machine, where the core box halves are mounted on plates driven towards each other in a frame. Mandrels project into the core box and are used to locate the cores, and ejectors push the hardened cores onto a conveyor. The mandrels are suspended vertically and, after the core box has been opened, part of the conveyor is moved under the box before ejection of the cores. The guide bars of the machine are pref. fitted with a holder from which the mandrels are suspended, and the ejector rods are driven through axial holes in the mandrels. A work cylinder is pref. used for the periodic movement of the conveyor. Fully automatic core making, core-ejection and removal of the cores on the conveyor, where the mandrels are used for accurate location of the cores in the core box.
Patent FR-2360059-A1 (FR)
Title: Natural draught dry cooling tower - has control flaps fitted across tower outlet and inlet to modify draught and vary cooling capacity
IPC: F28F25/12
Filed: 1976-07-26
Abstract: The natural draught dry cooling tower has banks of coolers (A) around the base (2) of the tower (1) and, if necessary, its upper part (3). The liquid or steam contained in them is cooled by the air flow over their surfaces. This air flow, and the cooling capacity, can be modified by control flaps (4) fitted across the tower outlet. Additional control is provided by fitting flaps over the tower air inlet. Two or more flaps are used, with pivots (5) along one side to open upwards or downwards. The flaps may also have pivots places along their central axes for balanced operation.
Patent FR-2366237-A1 (FR)
Title: Procede de telomerisation de dienes
Inventor: KUNTZ EMILE
IPC: C07C209/60
Filed: 1976-07-27
Abstract: La présente invention a pour objet un procédé de télomérisation.  Elle concerne plus particulièrement la réaction d'au moins une mole de diène en présence de catalyseur, caractérisé en ce que :
Patent FR-2368336-A1 (FR)
Title: Resiliently mounted machine tool cutter holder - has deflection of holder against strong spring measured by dial gauge to determine necessity for tool change
IPC: B23B47/34
Filed: 1976-10-20
Abstract: The elastically mounted tool-holder may support a rotary cutting tool and uses the tool reactions to determine the necessity for resharpening or changing the tool, esp. on automatic machines. The yield of the mounting is monitored during tool operation by eg a dial gauge, to cause the machine to stop when the yield exceeds a specified reference value. Logic controls with a memory may ensure that the tool adopts a neutral position at the termination of a machining cycle, effect disengagement, and initiate a new cycle if excessive yield has been previously registered.
Patent FR-2397140-A1 (FR)
Title: Seed distributor for sowing machine - with each seed dropped into recess in vee groove on wheel and retained by guard rail for ejection by spring blade
IPC: A01C7/16
Filed: 1976-12-03
Abstract: The seed distributor is powered by a wheel of the sowing machine and comprises a large wheel (2) with annular vee grooves. These have recesses (26) spaced around their base, each recess holding one seed fed from a hopper (6). A smaller wheel (8), of hard rubber, has mating vee profiles running without clearance inside the grooves. Both wheels are driven by the same belt (18) and the seeds retained in place by a profiled guard (34). At the discharge point (38), at the lowest point of the wheel, a spring blade (40) is positioned. This runs in a shallow annular groove (36) connecting the seed recesses and ejects these.
Patent FR-2378276-A1 (FR)
Title: Procede et dispositif pour la detection optique de defauts dans des objets transparents, notamment en verre
IPC: G01N21/90
Filed: 1977-01-25
Abstract: Procédé de contrôle optique d'objets transparents présentant, tout au moins dans les zones à contrôler, une paroi de révolution, par exploration de chacune de ces zones à l'aide d'un bloc de contrôle optique effectuant un balayage d'au moins un tour complet autour de l'axe de révolution, caractérisé en ce que la distance de visée des divers moyens optiques d'émission et de réception étant fixée à l'avance, leur orientation sur le bloc optique est elle aussi déterminée à l'avance et maintenue constante, quelle que soit la zone à examiner, le réglage de la visée s'effectuant à chacun des emplacements considères, par focalisation sur la zone à contrôler au prix d'une simple translation du moyen correspondant.
Patent FR-2341942-A1 (FR)
Title: Fluorescent lamp with reflective film under phosphor coating - has two linear, transparent windows free of phosphor and reflective film as light outlets
Inventor: NOHMI KAZUMASA
IPC: H01J61/35
Filed: 1977-02-17
Abstract: Inside the gas tight glass tube are mounted two electrodes near its respective ends. The inner surface of the tube is coated with a phosphor layer. The tube is filled with rare gas and mercury. The fluorescent lamp (1) has two linear, transparent windows (7, 8), free of the phosphor layer and a reflecting film (4) which otherwise backs up the phosphor layer. The windows extend parallel to the tube axis so that light passes through the two windows and the tube inner space. The centres of the windows are preferably symmetrical to the axis of the tube. The reflecting layer may be formed by another phosphor layer. It may be alternately deposited on the tube outside.
Patent FR-2381567-A1 (FR)
Title: Jet electrolysis appts., esp. for mfg. printed circuit boards - where profiled electrolyte streams are sprayed onto board
Inventor: TRIBOUT MICHEL
IPC: C25D5/02
Filed: 1977-02-24
Abstract: Jet electrolysis appts. for the deposition or removal of metal on workpieces which are at least partly conducting is claimed. The workpiece esp. a printed circuit board travels through a tank fitted with sealing lips at its inlet and outlet. In the tank are pairs of driven rollers through which the board travels, and also other rollers on which the board rests. Nozzle provide rectangular or other streams of electrolyte flowing in a direction at 90 degrees to the direction in which the board travels, and >=1 sliding contact is used which travels on a selected zone of the board or on an endless conducting grid carried by the board. Appts. is used esp. for mfg. printed circuit boards by photo-electrodeposition, where a row of tanks is used, the outlet contact on one tank forming the inlet contact for the next tank. Used in conjunction with photoresist e.g. to deposit Cu in holes in a board.
Patent FR-2360856-A1 (FR)
Title: Dispositif pour porter et (ou) transporter des produits a rechauffer dans un four a rechauffer
IPC: F27D3/02
Filed: 1977-04-07
Abstract: Le dispositif présentant des systèmes transporteurs et des tubes porteur 1 montés sur des supports verticaux 2, des tubes 4, ouverts à leurs deux extrémités 9, 5 sont disposés dans les supports 2 de façon à ménager des espaces libres intermédiaires 7, 8 entre leurs extrémités inférieures 5 et les fonds 6 des supports 2 d'une part et entre ces tubes et les parois des supports d'autre part; une partie d'un réfrigérant s'écoulant dans les tubes porteurs 1 est dérivée par les tubes 4 dans les supports 2. Utilisation : traitement thermique dans des fours.
Patent FR-2387341-A1 (FR)
Title: Safety lock for motor vehicle door - has longitudinal grooves to form pockets allowing ice layer to be broken when lock is operated
Inventor: LAVILLE FRANCOIS
IPC: E05B17/00
Filed: 1977-04-14
Abstract: The safety lock has a cylinder core which rotates in the cylinder housing bore. The contact face between the cylinder core and the hole (2) walls consists of several sections which form pockets. Each groove is enclosed by two arms whose angular spacing is less than 45 deg. The bore (2) is a palin cylinder and the cylinder core (1) has on its outside surface longitudinal grooves or flats which form pockets with the housing bore cylinder wall. Ice water penetrating the lock is formed as thin longitudinal strips between the lock components, which are readily broken on operating the lock with the key.
Patent FR-2387935-A1 (FR)
Title: Citric acid and its alkaline earth salts prodn. - by hydration and/or isomerisation of other tricarboxylic acid salts
IPC: C07C51/367
Filed: 1977-04-19
Abstract: Prepn. of Ca, Mg and/or St citrates comprises reacting the corresp. salt(s) of >=1 other tricarboxylic acid (II) in a liq. medium at >=160 degrees C in presence of an alkali hydroxide, Ca(OH)2, Mg(OH)2 and/or Sr(OH)2. (II) are cis - or trans-aconitic acid, and/or (allo)isocitric acid. Prepn. of citric acid (I) comprises reacting the Ca salt of cis -or trans-aconitic or alloisocitric acid, or their mixts. at 175-250 degrees C in an aq. medium contg. sufficient Ca(OH)2 to give pH 11.3-12.5. The mixt. is then treated to remove Ca2+ and leave a soln. of (I). (I) is used as a food acidulant and flavour, and to clean metals. Reaction is very selective, (I) being the only hydration prod. formed.
Patent FR-2351729-A1 (FR)
Title: Machine for mfg. wire mesh for reinforcing concrete - has single welding head to form all joints and feeds transverse wires or rods from magazine
IPC: B23K11/00
Filed: 1977-05-18
Abstract: The machine for mfg. wire meshes for reinforcing concrete has a single welding head (5) mounted on a slide to permit transverse motion. The longitudinal wires or rods (1a, 1b) are fed through guides and pass under the welding head (5). At the same time, the upper transverse wires or rods are fed from a magazine (10a) and drop into carriers (9a) attached to the conveyor (8). The lower transverse wires or rods are fed from a magazine (10b) into carriers (9b) and are brought to the underside of the longitudinal wires or rods (1a, 1b). The welding head (5) then welds all the transverse rods to the longitudinal rods at each intersection point.
Patent FR-2355829-A1 (FR)
Title: Esters of nitroxoline with (poly)carboxylic or (poly)sulphonic acids - useful as antibacterials and antifungals
Inventor: DEBAT JACQUES
IPC: C07D215/32
Filed: 1977-06-07
Abstract: Esters of nitroxoline with mono- or poly-carboxylic or sulphonic acids, esp. of formula (I), are new cpds. (where X is CO or SO2; R is =17C opt. unsatd., (branched) hydrocarbyl, aryl or aralkyl in which each phenyl ring can be substd. by >=1.1-4C alkyl, F, Cl, Br, NO2 or CN, a gp.-AXOY, or adamantyl; A is 2-20C opt. unsatd. hydrocarbyl; Y is H, 1-4C alkyl or 5-nitroquinolin-8-yl). (I) are prepd. by reacting nitroxoline (II) with the appropriate acid or its deriv. (I) are useful antibacterials and antifungals at least as effective as (II) but with a longer-lasting effect and better oil solubility. Toxicity is low e.g. the LDo=>=1.1g/kg orally in rats. Specific cpd. is 5-nitroquinolin-8-yl undecylinate.
Patent FR-2393806-A1 (FR)
Title: Nouveaux derives de la cephalosporine, leur preparation et les compositions qui les contiennent
IPC: A61K31/545
Filed: 1977-06-09
Abstract: Dérivés de la céphalosporine de formule générale (I) dans laquelle R représente un radical carboxy ou un radical de formule générale (II) dans laquelle R 1 est hydrogène ou alcoyle et R2 est alcoyle ou cyclohexyle, ainsi que leurs sels d'addition avec les acides et éventuellement leurs sels métalliques ou leurs sels d'addition avec les bases azotées autres que l'ammoniaque, leur préparation et les compositions qui les contiennent. Ces compositions sont particulièrement utiles dans le traitement des infections bactériennes.
Patent FR-2357748-A1 (FR)
Title: Demarreur du type a enroulement pour moteur a combustion interne
Inventor: KOGA NORITAKA
IPC: F02N3/02
Filed: 1977-07-06
Abstract: Il comprend un boîtier, une poulie de démarrage fixée au vilebrequin du moteur, une poulie rotative à filin en face de la première coopérant avec elle, pour le démarrage, un cliquet d'avance, un ressort spiral pour réenrouler le filin, un ressort en fil métallique, en forme de << U >> pour provoquer le redressement du cliquet d'avance avec la rotation de ladite poulie à filin, un taquet pour limiter l'angle dudit redressement et provoquer l'engagement du cliquet d'avance dans une perforation de ladite poulie de démarrage, un élément en saillie de la poulie à filin pour entrer en contact avec le manche du ressort en <<U>> reçue sur un disque fixe pour réduire le frottement dudit ressort sur ledit disque.  Application notamment aux petits moteurs à essence à combustion interne montés sur motocyclettes ou analogues.
Patent FR-2364371-A1 (FR)
Title: Appareil mecanique d'absortion d'energie
IPC: F16F9/48
Filed: 1977-07-12
Abstract: Appareil mécanique d'absorption d'énergie. Il comprend au moins deux éléments tubulaires concentriques qui peuvent effectuer un mouvement de coulissement opposées. Un boudin hélicoïdal disposé dans l'espace annulaire ménagé entre ces éléments subit une déformation plastique sous les efforts de traction et de compression, en tournant lorsque lesdits éléments tubulaires se déplacent l'un par rapport à l'autre Une barre comportant un point affaibli peut être montée entre les extrémités des éléments tubulaires de façon à les empêcher de se déplacer l'un par rapport à l'autre avant qu'une force prédéterminée n'ait éte exercée. Application aux amortisseurs destinés à absorber l'énergie entre deux ensembles pouvant se déplacer l'un par rapport à l'autre.
Patent FR-2361959-A1 (FR)
Title: Dispositif pour le deplacement reglable d'un bouchon d'un recipient de distribution dans une installation de coulee continue
IPC: B22D11/18
Filed: 1977-07-12
Abstract: Dispositif pour le déplacement réglable du bouchon d'un distributeur dans une installation de coulée continue, dans lequel ledit bouchon, par l'intermédiaire d'une traverse, est relié à une tige réglable verticalement dans un guidage fixé au distributeur sous l'action d'un vérin hydraulique commandable par l'état de remplissage de la coquille. Selon l'invention, ce dispositif est caractérisé en ce que ladite tige réglable verticalement est chargée par des moyens élastiques et l'extrémité libre de la tige repose sur la tige du piston du vérin hydraulique par l'intermédiaire d'une connexion à enfichage, et en ce que le vérin hydraulique est fixé à la plate-forme de coulée et le mouvement d'élévation de la tige de piston est coaxial à ladite tige réglable et dirigé à l'encontre de l'action des moyens élastiques. Installation de coulée continue.
Patent FR-2398875-A1 (FR)
Title: Core sampling drill bit - has rotary valve driven by motor dependent on conditions at well bottom
IPC: E21B47/18
Filed: 1977-07-29
Abstract: The bit allows core sampling while drilling, having a frame for fitting in the drill column, through which drilling fluid passes. A rotary valve is mounted on the frame, part at least of the drilling fluid flowing through it, and a shaft rotates in the frame. A motor (13) in the frame (11) has a drive shaft, and an operating characteristic determined by a condition measured at the well bottom by the tool. A drive mechanism transmits torque from the shaft to the valve (18), but prevents torque transmission in the reverse direction.
Patent FR-2393186-A1 (FR)
Title: Palier de butee pour turbine de forage
IPC: F16C41/02
Filed: 1977-07-29
Abstract: Palier de butée pour turbine de forage comprenant, en plus du palier de turbine 6, plusieurs roulements à billes 7, 8, 9, 10 montés sur l'arbre de forage 4 et maintenus à une certaine distance les uns des autres par des bagues de raccord 11, 12, 13 dont les courbes caractéristiques et les limites d'élasticité sont telles qu'elles interviennent successivement, de même que les paliers correspondants 7, 8, 9, 10, pour absorber le cisaillement axial résultant des efforts de coupe.  Application : palier de butée pour turbine de forage.
Patent FR-2402970-A1 (FR)
Title: Digital signal sequence generator - uses JK flip=flops to produce binary signal controlling live memory
Inventor: NECTOUX FRANCOIS
IPC: G11C29/56
Filed: 1977-09-13
Abstract: The digital signal generator provides a series of numbers binary coded in the base B, where B = 2n. The series includes each number of the series B times, and each time a number appears it is preceded and followed by a different number. The series is generated by an assembly of n cells, each cell containing a pair of JK flipflops mounted in cascade. The input K, of the first is connected to the output of the second, and the input J of the first receives a signal derived from the outputs of the two flipflops. The output of the assembly is raised to the level of the output of one of the flipflops.
Patent FR-2369677-A1 (FR)
Title: Panneau d'affichage a decharge dans un gaz et son procede de fabrication
Inventor: ABOELFOTOH OSAMA
IPC: H01J9/26
Filed: 1977-09-09
Abstract: Panneau d'affichage à décharge dans un gaz et son procédé de fabrication. Une couche de revêtement 22, 22' constituée par de l'oxyde de magnésium est appliquée sur un substrat 8, 8' chauffé à une température de l'ordre de 200-400 degrés C. Lorsqu'il est ainsi déposé, le film d'oxyde de magnésium 22, 22' n'est plus un revêtement soumis à tension et poreux mais un film non soumis à tension et dense.
Patent FR-2403638-A1 (FR)
Title: Rotating multicontact switch for vehicle ignition locks - has sprung barrel roller contacts and fixed contacts inside cup-shaped insulating block
IPC: H01H19/63
Filed: 1977-09-14
Abstract: The rotating multi-contact switch is esp. for vehicle ignition locks. The moving contact is spring loaded to provide positive mechanical action and electrical contact, the overall design providing minimum complexity and geometry. Fixed on-contacts (2) are mounted on the inside surface of a cup shaped insulating block (1), connection points to wiring being brought out on the rear faces as small sockets. The moving contacts consist of tapered rollers (13) which are held against the fixed contacts by radial springs. These are positioned within sliding shoes (6) in the rotating section (4) and are held by springs (8) parallel to the switch axis.
Patent FR-2367645-A1 (FR)
Title: Appareil d'attelage de chemins de fer
IPC: B61G9/18
Filed: 1977-10-14
Abstract: L'invention concerne un appareil d'attelage de chemins de fer. Ledit appareil comporte un corps dans lequel pénètre un plongeur creux. L'extremité interne du plongeur est expansible. Un ou plusieurs coins sont retenus par le corps à proximité de l'extrémité interne du plongeur et des sabots sont intercalés entre les soins et la face interne de l'extrémité interne du plongeur. Les éléments élastiques sont comprimés entre l'extrémité externe de ces derniers et les sabots. Lorsque le plongeur est poussé dans le corps, les sabots sont coincés vers l'extérieur contre les parties expansibles du plongeur qui viennent elles-mêmes en contact avec le corps. Application aux appareils d'attelage de wagons de chemins de fer.