baber/WOPTO huggingface dataset:
Patent FR-2281884-A1 (FR)
Title: Oil storage tank leakage detection - with vacuum system connected to tank bottom surrounded by airtight annular partition
IPC: B65D90/22
Filed: 1975-08-18
Abstract: An oil storage tank above ground level rests on porous layers surrounded by an airtight vertical partition wall. A vacuum pump and a vacuum container outside are connected by a pipe to the centre of the concave tank bottom so that a vacuum can be created under it to extract air, ground water and any leakage oil. This is a simple and reliable method of eliminating any contamination of ground water supplies.
Patent FR-2324542-A1 (FR)
Title: Automatic tray loading device onto trolley - uses pushing elements to move trays from intermediate support rack
IPC: B65G65/00
Filed: 1975-09-18
Abstract: The device for loading trays or similar objects on to a trolley is intended e.g. for food distribution in a hospital etc. The trays arrive on a conveyor and are transferred by a pushing element (5) into an intermediate storage rack (6). The rack comprises a number of support pairs (61) mounted and movable on vertical side columns (7). The trays are then pushed in groups from the rack to the trolley by pushing elements (8, 9), e.g. pneumatically operated. These devices operate alternately, and have a long and a short stroke so that two vertical arrays of trays can be formed in the trolley. The device can be extended to have two systems working side by side.
Patent FR-2324915-A1 (FR)
Title: Servo-controlled step operated ram - has prismatic control slide with transverse grooves forming ports and chamfered lengthwise edges
Inventor: GRUNERT WILHELM
IPC: F15B11/12
Filed: 1975-09-19
Abstract: The ram operates on the "step-by-step" principle, having two members moving in relation to each other under the action of a medium pressure in a control chamber. This is supplied via a distributor with a slide fixed to one of the members, and with a number of ports at intervals connected to the chamber. The slide works in a sheath fixed to the other member, and having three or more outlet ports supplied selectively with medium under pressure. The slide (1) is of prismatic section, and the ports in it are transverse grooves (9) in two or more of its faces. One or more of its lengthwise edges (3,4) chamfered so as to form with the sheath a passage into which the grooves lead, and which is connected to the control chamber.
Patent FR-2324268-A1 (FR)
Title: Autospit roasting meat machine - has twin parallel cog-wheel chains with X-section spits between wheels
IPC: A47J37/04
Filed: 1975-09-18
Abstract: The machine is for large scale cooking operation involving the roasting of meat portions by rotating on spit (7) above an open hearth. The machine operates continuously, feeding loaded spits along a horizontal path which traverses the hearth. The spits are continuously rotated as they follow the linear path, and the rate of spit travel can be adjusted to obtain optimum cooking results. The machine comprises twin parallel chains of sawtooth indented cog-wheels (1) which are fed along horizontal racks (3). Notched straps (5) connect each cog-wheel axle, and a cruciform section spit (7) lodges in each notch to be engaged and rotated by the adjacent cog-wheels. The spits span between the twin chains.
Patent FR-2331433-A1 (FR)
Title: Synthetic mouldings with wide openings - esp. spectacle frames free of weakening weld lines
IPC: B29D12/02
Filed: 1975-11-13
Abstract: In a process for moulding synthetic material the mould cavity is filled with granular synthetic material, the feed orifice is closed, the mould is heated to fuse the granules, pressure is applied, the mould is cooled to induce polymerisation (sic)of the fused material and the moulding extracted. Means may be provided for filling the mould cavity and for closing the feed orifice. Pressure may be applied by injecting a molten plastic material against an elastic diaphragm placed in a second runner, or by a piston acting on the runner. The process eliminates weld lines present in conventional injection moulding of such articles and which give rise to internal stresses, weakness, distortion and poor appearance, difficulty mouldable compositions may also be used.
Patent FR-2296311-A1 (FR)
Title: Negative resistance integrated circuit - has two MOS FET's with specified gate connections for switching nide change-over
Inventor: GRUODIS ALGIRDAS J
IPC: H03K19/017
Filed: 1975-11-19
Abstract: The complementary metal-oxide-semiconductor technology is used to produce an integrated circuit with a negative resistance characteristic under voltage application to a given circuit region. A metal-oxide-semiconductor transistor of a first channel type has its gate connected to the switching nodes and its source-drain path in series with a load to operating voltage source. A second such transistor of opposite channel type has its source-drain path connecting the switching node to the operating voltage source terminal, coupled to the load. This second transistor gate is connected to the junction point of the load and the first transistor. Thus the application of a voltage to a given region at the switching node the source-drain path of the second transistor becomes conductive.
Patent FR-2332584-A1 (FR)
Title: Moving surface type screen - has twin magazine power drives and solid transparent support surface for projection and writing
Inventor: LEMERY JEAN-PAUL
IPC: G09F19/18
Filed: 1975-11-24
Abstract: A moving type screen or blackboard has a flexible support or surface band which is power driven between two magazines incorporating motors. A solid display surface is used above and behind which the bands pass. The solid support or display surface (13) is of a transparent material, but the support band is of an opaque material. A projector is mounted in the space behind the display region (12) and between the magazines so that it can project pictures etc. onto the translucent support bands. The screen can be written on as well for e.g. teaching.
Patent FR-2333111-A1 (FR)
Title: Public swimming pool water supply system - filters sea water through bed of sand and plastics membrane
IPC: F24J2/04
Filed: 1975-11-28
Abstract: The swimming pool has a drain system (2, 3) of known type. The watertight foil (1) is arranged against the bank surrounding the pool. Its function is to prevent the penetration of polluted fresh water into the drainage system, where a layer of fresh water from the inland water table overlies the seawater. The water is filtered by percolation through several metres thickness of sand at a very slow flow velocity. The drains are able to deal with influx of sand. Banks of material (5) may be placed in the swimming pool using fastenings embedded in the sand.
Patent FR-2337868-A1 (FR)
Title: Air cooler condensate recycling appts. - has housing with finned tubes at right angle to air flow and water absorbent sheets
Inventor: FILLIOS JEAN-PIERRE
IPC: F24F13/22
Filed: 1976-01-08
Abstract: The appts. comprises an outer case (1) with an air intake (2) at one side and an outlet (3) on the other side. Within the outer case is the cooling unit (4) made of a network of finned tubes (5) placed at right angles to the air flow. These contain the refrigeration fluid under the right conditions of temp. and press. to induce evapn. The cooling unit is set at an angle to the air flow. Under the cooling unit is a catchment crea (7), towards which the bottom of the outer case slopes. In this catchment area is an absorbent material (8a) which is continuous with a sheet of similar material (8b) which is located vertically from the top to bottom of the outer case between the air intake and the cooling unit - the two joining through a small gap.
Patent FR-2299588-A1 (FR)
Title: Pipe coupling with screwed clamping nut - has locking spring ring in smooth pipe end clamped by nut
IPC: F16L37/088
Filed: 1976-01-30
Abstract: The coupling for pipes, pipework or hoses ensures rapid dismantling and installation. This coupling ensures firm connection of pipes and is used in the motor vehicle industry. The coupling sleeve (11) has two engaging screwed components (11A, 11B). The socket (11A) with external thread accommodates the smooth end (10) of a pipe in its smooth bore. The clamping nut (11B) exerts pressure on the locking ring (15) in the groove if the pipe end. The nut has internal conical faces for compressing the locking ring. The locking ring has a radial slot and pushes resiliently outward against the socket bore.
Patent FR-2304911-A1 (FR)
Title: Pipeline gas leak detection system with fast response - uses carrier and test gases of nitrogen and helium
IPC: G01M3/20
Filed: 1976-03-17
Abstract: The gas leak detection system comprises a vacuum pump (13) connected via a flange to the piping system under test (1) with a transmission gas reservoir contected to the remote end of the system (10). The transmission medium can be nitrogen or air and is introduced into the pipeline via control valves at the appropriate section (7). A second gas, such as hellium, is used as a test medium, and surrounds the section of pipe under investigation (17). A leaking pipe allows the test gas to be drawn through the system with the carrier medium towards the vacuum pump. Prior to the pump and connected via a reduction coupling and diffuser device (14) is a detector (15). A mass-spectrometer can be used for this purpose.
Patent FR-2316159-A1 (FR)
Title: Mechanism for emptying fruit boxes - has pivoting belt conveyor with jaws to clamp boxes, swivel them through 180 deg and on to belt
IPC: B65G59/02
Filed: 1976-06-14
Abstract: The mechanism is intended for emptying boxes (5) filled with fruit, and comprises a swivel frame which is pivotably supported on an horizontal shaft at the forward end of a stationary frame. The swivel frame can rotate over an angle of 180 deg. or more from a first, horizontal, position, in which it grips a layer of boxes into a second position in which this layer of boxes is deposited upside down for further transport. The swivel frame comprises a conveyor belt and one or more pairs of clamping jaws capable of engaging the sides of the boxes when this frame is in its first position. When the swivel frame is in its second position, the clamps disengage and the boxes are further transported by the belt so that the fruit can drop out.
Patent FR-2327507-A1 (FR)
IPC: C03B5/12
Filed: 1976-10-05
Abstract: A method of repairing a heat exchanger comprising a housing within which a plurality of spaced apart tubes extend. The method comprises the steps of, once a leak in one of the tubes has been detected, sealing the defective tube at both ends, cutting the defective tube adjacent the ends, removing the tube and mounting a body of suitable shape in its place, thereby ensuring that a proper temperature distribution occurs in the vicinity of the body during operation of the heat exchanger.
Patent FR-2366182-A1 (FR)
Title: Fruit protective cover for dates on branch of tree - uses cardboard cover piece in plastics bag to support dates while ripening
IPC: B65D85/34
Filed: 1976-09-29
Abstract: A cover applied to the branch of a date tree to protect the fruit. It is made from a shaped sheet of pliable material such as cardboard. There is an extended base, a shortened top with a cut-out a rectangular base and trapezoidal shaped sides (7). The cover is held in situ by a bag (12) tied round the branch at (14). It supports and protects the dates while ripening and so that they do not stick to the bag.
Patent FR-2366214-A1 (FR)
Title: Cork extractor with hooked end - has oblong rigid component portion extending the length of the cork with hook engaging base of cork
IPC: B67B7/06
Filed: 1976-10-04
Abstract: The cork extractor has a handle, from which an oblong rigid component (3) extends. This component has a portion (4) extending sideways from it so as to hook into the cork and pull it clear. The hook portion can be of harpoon type, and curved in the transverse direction so as to fit against the inside of the bottle neck, also with a thinned free edge, and a pointed tip turned towards the handle. The oblong rigid component can be of tapering section, larger at the handle end, and with a cutting edge. The design avoids expansion of the cork against the bottle neck, as happens with conventional corkscrews, and which increases the friction and consequently the effort needed.
Patent FR-2329016-A1 (FR)
Title: Keyboard switching system for data processing machine - has cyclic span of key rows producing signal codes of depressed keys
Inventor: MELANSON JOHN LAURENCE
IPC: H03M11/00
Filed: 1976-10-21
Abstract: Keyboard switching system for operating a data processing unit. This electronic keyboard uses hardware in conjunction with simplified input circuits. The input circuits will determine the validity of the key code information. The key code consists of rows and columns of keys identified by coordinates. The rows of the keys are scanned cyclically in a predetermined order. This suppies parallel key code information corresponding to each key. There are cut-out elements which detect depressed keys during two sequential test cycles to produce cut out signals. Certain elements will react to these signals to read and store to key code information associated with the keys depressed.
Patent FR-2332932-A1 (FR)
Title: Stacking equipment for bar shaped objects - has two stacking units each with carrying arm and transport device
IPC: B65G57/18
Filed: 1976-11-26
Abstract: Stacking equipment for bar or board shaped piece goods especially for profile bars includes at least two stacking units and a stacking unit for lifting the piece goods relatively movable towards each other. Each stacking unit is fitted with a movable carrying arm and with a transport equipment for the piece goods positioned on the carrying arm. The transport equipment consists of a cylinder mounted above the carrying arm. The carrying arm has a top open slot for accommodating bar shaped intermediate layers. In the slot is a projecting free end of a pawl mounted at the end of piston rod of the cylinder. The top surface and the base surface of the slot of the intermittently advancing carrying arm over which the top surface of the intermediate layers is projecting inclined towards the free end of the carrying arm at an angle to horizontal plane.
Patent FR-2373421-A1 (FR)
Title: Luggage carrier for car - has tubular body with hinged hand grips which may form side extensions
IPC: B60R9/045
Filed: 1976-12-10
Abstract: The luggage carrier for a car is made up from square or round section tube. It has a loading base (1) with ends (2) and cross parts (3). There are removable side pieces (4) which also act as hand grips. The hand grips can be fitted in any convenient way and mounted upright or flat. In the latter case, they increase the area of the loading base (1). The fact that the hand grips can be folded flat enables baggage to be carried that is considerably larger than the loading platform.
Patent FR-2378957-A1 (FR)
Title: Hydroelectric generating station for use in rivers - has flow passages with generator built into barge which is towed to site and sunk into position
IPC: F03B13/10
Filed: 1977-01-31
Abstract: A barge (1) is constructed with hollow spaces (12) which are initially filled with air to give adequate buoyancy. A passage (3) runs through the barge and a hydroelectric generating set (2) is built into it. The passage is shaped to give correct inlet and discharge flow. The ends of the passage are closed by removable plates (8) and the barge is towed into position. The hollow spaces (12) are then filled with water or concrete to sink the barge to the river bed. A superstructure (9) on the barge remains above water level and the generating station auxiliary equipment can be built on this after the barge has been sunk.
Patent FR-2346193-A1 (FR)
Title: Hydraulic brake servo with pressure reservoir - has oil pump driven from engine sump and pressure maintained as engine speed drops
IPC: B60T17/06
Filed: 1977-03-25
Abstract: The hydraulic brakes (4, 5) are operated via a servor (2) which is powered hydraulically from the oil circulating pump (15) of the engine (16). A pressure reservoir (13) between the pump and the servo ensures that there is sufficient servo force available when the engine speed drops. The servo hydraulic circuit can be kept separate from the engine oil circulation by a special pump, and with a double reservoir (21). This can have a central reservoir (20) for the servo and a surrounding one for the oil circuit. The system provides max. servo effect at all times. It is more effective than the inlet vacuum servo, especially when an emission control is fitted, which reduces the inlet vacuum level. The oil circuit can also power other hydraulic servos, with suitable protection valves to ensure braking priority on the hydraulic supply.
Patent FR-2415817-A1 (FR)
Title: Systeme de vision assiste par laser
IPC: G01S17/02
Filed: 1977-04-21
Abstract: Système de vision assisté par laser, comprenant : un laser monté pour fournir des impulsions cycliques; un détecteur des impulsions laser réfléchies ou diffusées par une scène ; des moyens de formation d'une fenêtre de signal détecté, définissant au moins un intervalle de distance à l'intérieur de la scène, destiné à être visualisé par le système; et des moyens pour enregistrer une image dans tout intervalle de distance déterminé. Le système comporte également des moyens de commutation permettant d'effectuer des changements répétés de l'intervalle de distance à partir duquel on obtient l'image enregistrée. Applications courantes.
Patent FR-2359974-A1 (FR)
Title: Moteur a combustion interne avec dispositif d'entrainement auxiliaire
Inventor: BRECHEISEN ADELL WARREN
IPC: F02B37/10
Filed: 1977-07-22
Abstract: Cette invention concerne un moteur à combustion interne conjugué à un dispositif d'entraînement auxiliaire coopérant avec ce moteur. Il est prévu, entre le moteur et le dispositif auxiliaire, qui est constitué par un moteur à circulation Rankine, un turbo-compresseur entraîné lui-même par les gaz d'échappement du moteur à combustion interne. Ces gaz d'échappement sont dirigés ensuite vers le dispositif auxiliaire, et lorsque le régime tombe au-dessous d'une valeur déterminée, ce dernier dispositif participe à l'entraînement du turbo-compresseur pour fournir de l'air comprimé au moteur. Cette combinaison permet d'obtenir un meilleur rendement pour le moteur à combustion interne.
Patent FR-2363694-A1 (FR)
Title: Cylindre a pistons fonctionnant par mouvement angulaire
IPC: F01C1/07
Filed: 1977-08-31
Abstract: Cylindre à pistons fonctionnant par mouvement angulaire. Il comprend un tambour tournant avec un axe axial et sur lequel sont fixés des pistons qui tournent avec lui. Un rotor disposé à l'intérieur du tambour porte des pistons qui tournent avec lui au-dessus de l'arbre et qui délimitent entre eux et les pistons fixés sur le tambour des chambres qui subissent des expansions et des contractions quand un fluide y est introduit ou en est expulsé par des dispositifs d'admission ou d'échappement. Application à des machines telles que des pompes, des compresseurs, des moteurs à vapeur et des moteurs à combustion interne.
Patent FR-2364025-A1 (FR)
Title: Tente de soins, et notamment tente d'operation
IPC: A61G13/00
Filed: 1977-09-08
Abstract: Tente d'opération comportant une enveloppe en matériau souple, suspendue, entourant complètement une base de soins, munie d'ouvertures pour l'arrivée et le départ d'un produit gazeux, et dont l'intérieur est en surpression par rapport à l'environnement. L'enveloppe 12 entoure une table d'opération 29, les appareils de soin et le personnel soignant, repose sur le sol 46 et est relevable.
Patent FR-2364152-A1 (FR)
Title: Soupape de commande pour des installations de frein a air comprime
IPC: B60T15/04
Filed: 1977-09-09
Abstract: Soupape dans laquelle la compression d'un élément en caoutchouc permet une action progressive. L'élément de manoeuvre 1 de la soupape possède un évidement 2 contenant l'écrou 4, vissé sur l'extrémité 3 de la vis 24, et une rondelle 5. La plaque annulaire 7 s'appuie contre la face inférieure de l'élément 1 et elle repose sur une douille 12. L'extrémité 9 du col 10 de l'élément de piston 18 se trouve au niveau de la douille 12. Un jeu 13 est prévu entre les pièces 10 et 12. La douille 12 pénètre dans la cavité centrale 17 du ressort annulaire en caoutchouc 15 dont la base s'adapte dans l'évidement 18' et dont la partie interne comporte une rainure 25 présentant des surfaces 26, 27 qui peuvent venir en contact au cours de la compression du caoutchouc. La chambre 19 contient une soupape 20 avec deux sièges 21, 22 coopérant avec l'élément de fermeture 23.
Patent FR-2365269-A1 (FR)
Title: Dispositif pour le chauffage dielectrique continu a l'aide d'une energie hyperfrequence
IPC: B29C48/06
Filed: 1977-09-19
Abstract: a. L'invention concerne un dispositif pour le chauffage diélectrique continu à l'aide d'une énergie hyperfréquence; b. Ce dispositif est caractérisé par le fait qu'au moins un élément d'accord ou d'adaptation est agencé pour pénétrer dans le dispositif servant à amener l'énergie d'un générateur micro-ondes à la chambre de traitement et réalise sous la forme d'un guide d'ondes, que cet élément d'accord est guidé de manière à pouvoir être déplacé dans un perçage ménagé dans la paroi du guide d'ondes, que le perçage forme sur une longueur de lambda /4 à partir du plan de la paroi intérieure du guide d'ondes, une fente isolante avec l'élément d'accord que le perçage présente, à une distance de lambda /4 de ladite paroi intérieure un élargissement de sa section transversale ayant une longueur de lambda /4 et auquel se raccorde un rétrécissement de la section transversale; c. Application au chauffage de produits extrudés en continu.
Patent FR-2366536-A1 (FR)
Title: Procede et appareil pour controler et assembler des tubes a filetages
IPC: G01B21/20
Filed: 1977-09-30
Abstract: Pour vérifier les joints réunissant un tube à bout mâle à filetage conique à un manchon (ou autre tube) à bout femelle à filetage conique, on visse une bague calibre sur le bout mâle 10 avec un couple donné correspondant sensiblement au serrage à la main et on marque sur le tube un repère il correspondant à la profondeur de vissage, on répète l'opération avec un calibre tampon sur le manchon (repère 13). Ensuite, pour obtenir la profondeur de vissage correspondant au serrage à la main, il suffit de vérifier que les marques tracées sur les deux éléments se trouvent à une distance fixe K1 + K2 , que l'on vérifie au moyen d'une réglette étalonnés. Ce stade une fois atteint, on sait qu'il suffit de visser d'un certain nombre de tours connus (longueur NP) pour obtenir un joint bloqué
Patent FR-2367079-A1 (FR)
Title: Procede de preparation de nouveaux composes steroidiques ayant une fonction oxygene en position 19
IPC: C07J21/00
Filed: 1977-10-03
Abstract: La présente invention concerne des composés chimiques nouveaux et un procédé pour leur préparation. Il s'agit notamment des composés de formule
Patent FR-2366831-A1 (FR)
Title: Cataplasme thermogene a feuilles combinees
Inventor: YOSHIDA RISABURO
IPC: A61K9/70
Filed: 1977-10-05
Abstract: a. Cataplasme thermogène à feuilles combinées. b. Il comprend une couche de composition thermogène apte à produire de la chaleur en présence d'air ou d'oxygène et une couche de composition pour enveloppement humide stable à la chaleur. c. En thérapeutique.
Patent FR-2367685-A1 (FR)
Title: Dispositif de groupage et de transport de conteneurs pour l'expedition de marchandises
IPC: B65G47/48
Filed: 1977-10-12
Abstract: a. Secteur technique : manutention de marchandises. b. Caractéristiques : dispositif de groupage comprenant d'une part un conteneur 1, avec réglette indexable indicatrice de direction 2, destinée à recevoir des fiches-repères de destination, et ergots de guidage 8, 9, et d'autre part un bâti de transport 12 à rails 10 et 11 où est suspendu le conteneur 1 par ses ergots. c. Application : groupage et transport de conteneurs entre magasins de gros et détaillants.