baber/WOPTO huggingface dataset:
Patent FR-2249321-A1 (FR)
Title: Continuous filter for sampling aq. effluents - having an endless moving filter medium and automatic cleaning device
IPC: B01D33/04
Filed: 1974-10-24
Abstract: Water is drawn from a pipe or vessel through a filter medium held against an opening in the pipe or vessel by a cylindrical head over which the filter continuously moves. The filtered fluid is drawn through a passage in the head. The filter, in the form of an endless blet, passes over a second head with a fluid passage through which a purge fluid is pumped into a similar opening in the pipe or vessel to clean the filter. The filter is driven and kept in tension by a series of rollers. Used for sampling of effluents for pollution monitoring.
Patent FR-2290386-A1 (FR)
Title: Three-jaw bottle-corking machine - has floating thruster jaw suspended from tappet by dovetail joint
IPC: B67B1/04
Filed: 1974-11-08
Abstract: The bottle-corking machine has a base and a fixed jaw, a thruster jaw and a third jaw moved by the action of the thruster jaw. The thruster jaw consists of a floating jaw (4) and a tapper (5) acting against it. These two components are in contact with each other via two flat support surfaces (42, 51), at an acute angle to the direction of the thrust force and also via two dovetail grooves. These latter fit together so that the floating jaw is suspended from the tappet. The base can have an edge, adjustable for position, with a dovetail groove in which the movable jaw is suspended by means of a mating groove. Adjustment can be by means of bolts screwing into the base and passing through elongated holes in the edge.
Patent FR-2252969-A1 (FR)
Title: Pneumatic lifting and conveying device - has ball valve to obstruct air conduit when there is nothing beneath device
IPC: B66C1/02
Filed: 1974-11-26
Abstract: Pneumatic lifting and conveying device raises objects by vacuum applied by an air pump. Several devices are connected to a common pump. The device comprises a casing (4, 5) with an air passage (8) and a lower opening (7) blocked by a ball (6). When the device is placed on top of an object to be lifted (9) and a vacuum applied via the air conduit (8), the pressure difference between the top and bottom of the ball cause it to lift and there is a momentary balancing air flow. If there is no object beneath the device when the vacuum is applied, the pressure difference and resulting airflow lift the ball and press it against the seating, closing the airway. The ball and at least part of the casing are of elastic material.
Patent FR-2255847-A1 (FR)
Title: Protective shoe for horse's hoof - is a split flanged ring locked together by bolts at the split
IPC: A01L3/02
Filed: 1974-12-31
Abstract: The show consists of a ring (10), split at the rear or heel end (12), with a lower flange (14), extending inwards, upon which the wall of the roof bears and an upper flange (16) with which it forms an acute angle and which encloses the sides of the hoof. both flanges are approx. 1 cm. wide, and taper in thickness towards their free edges, the greatest thickness being where the two flanges meet (18). The ends of the ring (12) curve inwards to encircle the hoof, each ending in a lug (20) with a hole (26) for a nut. Two strips (22), rising at 45 deg. from the rear, end in lugs (24), provided with holes (26) for bolts. These lugs meet at the junction of the hoof and leg.
Patent FR-2262621-A1 (FR)
Title: Automatic electrical coupling for rail vehicle - has plugs and sockets in spring loaded sleeves
IPC: B61G5/10
Filed: 1975-02-28
Abstract: The single or multipole automatically connecting coupling has contact plugs and sockets for electric circuits, and in particular for railway vehicle buffer couplings. The connection and disconnection of the two heads of the electrical coupling is effected by means of a servomechanism. The contact plugs (2) as well as the sockets (3), are fitted with electrical connectors (12). The plugs and sockets are each surrounded by an insulating sleeve (4), which is part of the two identical couplings, these plugs being flexibly arranged in a mounting (11) provided in a coupler housing (1). They are surrounded by sleeves (5), movable in the axial sense, which surround the contact plugs and sockets (2, 3) and which are maintained in contact by a spring (7).
Patent FR-2304903-A1 (FR)
Title: Electric fluid flowmeter with photocell - comprises ball in tube rotating and oscillating with fluid flow
IPC: G01F1/05
Filed: 1975-03-18
Abstract: The flowmeter consists of a tubular conduit (10) mounted e.g. vertically with the fluid flowing downwardly through the conduit, a ball (12) disposed in the conduit, a stop (14) for supporting the ball, and a system for detecting oscillations of the ball. The conduit may be transparent with the detector system employing a light source for directing a light beam transversely through the conduit in the region of the ball and the light received by a photo-electric cell for the production of read-out signals. In operation, the ball rotates and oscillates from side to side in the conduit and thereby interrupting the light beam and producing pulse signals at a pulse rate dependent on the rate of fluid flow through the conduit.
Patent FR-2308978-A1 (FR)
Title: Constant current circuit feeding integrated unit - uses varying voltage source with min. dissipation and coupling between parallel current divider paths
Inventor: CHAPRON CLAUDE
IPC: G05F3/26
Filed: 1975-04-24
Abstract: The constant current supply source is suitable for feeding one or more tandem stages of I2L circuits from a source of very variable voltage with a minimum power dissipation. The unit has a first current distribution path of a diode D1 in a circuit B1 bridging the base-emitter junction of an NPN transistor T2. The emitter of T2 is connected to the negative line L2 and its collector/emitter junction is included in a second current circuit B2, connected to the positive line L1 via the collector/emitter junction of a pnp transistor with a resistance in its emitter circuit.
Patent FR-2270835-A1 (FR)
Title: Dish washer with conveyor belt - has mechanism for upending plates and unloading cutlery onto lower belt
IPC: A47L15/24
Filed: 1975-05-16
Abstract: The dishwasher comprises an endless convey of belt which is automatically loaded with the plates and trays to be washed from which the cutlery is automatically removed by a cutlery pick up conveyor belt mounted beneath the plate conveyor belt in the direction of movement or at right angles to it. As the plates are being automatically turned and lined up in the conveyor belt the cutlery slips down off the plates and is taken up by its own conveyor belt. The wash chamber through which the belts passis preferably divided into three zones so that cups tec. are washed in the upper zone, the plates in the middle and the cutlery in the lower.
Patent FR-2274285-A1 (FR)
Title: Administration of disodium chromoglycate or its biologues - by use of a primary dose which does not give inhibition of the allergy followed by a second anti-allergic dose
IPC: A61K31/47
Filed: 1975-06-13
Abstract: Procedure for the administration of disodium chromoglycate (I) (disodium salt of 1,3-bis(2-carboxychromen-5-yloxy)-2-hydroxy-propane) and its biologues for the prophylactic treatment of reaginine or non-reaginine type allergies, by administration of a first dose of (I) or its biologues which does not assure effective inhibition of the allergic symptoms; followed by a second effective anti-allergic dose of (I) or its biologues in such a quantity that this second dose accures a stronger inhibition of the allergic symptoms than the first dose. Used for prophylactic treatment of allergies such as rhinitis, food allergies, asthma etc. The method of dosage gives high yields of inhibition of allergies with a total dose less than that used previously. The patient is less likely to develop resistance to (I) or suffer from side-effects.
Patent FR-2319835-A1 (FR)
Title: Underground pipe flexible centring joint - is T-shaped with chamfered flange for weld bead and profiled to fit pipe end
IPC: F16L1/10
Filed: 1975-09-25
Abstract: The joint is used for laying of drainage pipes underground without prior trenching, and permits sealed pipe joints to be obtained with sufficient radial flexibility to withstand transverse stresses. The joints can also resist longitudinal stresses arising from driving the pipes through the ground. The pipe (2) is first pushed through the soil. The joint member (3) is fitted to the projecting end section, and then to the next pipe (1) by means of a weld bead (4) at the external end of the radial flange (3a). The upper end of this flange (3a) is chamfered to accommodate the weld bead (4) without causing projections on the outer surface of the pipes. The pipes (2, 1) can now be driven further through the ground by applying pressure on the other end of the pipe.
Patent FR-2332394-A1 (FR)
Title: Shingle board for building roof - has slate tiles glued to board surface before attachment to roof beams in overlapping position
Inventor: TATARD JEAN-YVES
IPC: E04D1/26
Filed: 1975-11-24
Abstract: The shingle board is for the roof of a building and comprises a series of small rectangular slate tiles which are secured to a large rectangular support board. The board is manufactured from a waterproof material or wood treated to repel moisture. The tiles are attached to the support by a resin glue and are laid one against the other the length of the board. The shingle board is cut so that the length and breadth are marginally smaller than the surface dimensions of the tiles one secured to the roof one overlapping the other.
Patent FR-2336831-A1 (FR)
Title: Low frequency tone generator - for telephone and general communications uses quartz clock with three frequency dividers
IPC: H03K4/02
Filed: 1975-12-24
Abstract: A low frequency generator provides a tone suitable for use particularly in telephone applications and generally in the communications field. The design is aimed at providing a high frequency stability with low distortion and adequate amplitude. Stability is achieved using a quartz based clock source feeding three frequency dividers. The final divider output drives a series-parallel shift register. This output is multiplexed and fed to a complementary gate group whose drains feed one input of an operational amplifier. The feedback loop of the amplifier consists of a parallel capacitor and thyristor circuit providing a stepped filter characteristic.
Patent FR-2345182-A1 (FR)
Title: Skis for use on surface of water - each has hollow glass fibre construction and is hand propelled by sticks with hollow cup shaped ends
IPC: B63B35/81
Filed: 1976-01-27
Abstract: The skis are designed for use on the surface of water and one is worn each foot, a suitable housing being provided. Each ski is hollow in construction and made from glass fibre resin, sealed to enable them to float. The bottom of each ski has several longitudinal grooves which act as keels. The use is provided with sticks to propel himself over the water. These are held in the hand and comprise a straight rod with a hollow cup at the bottom of each. The cups are rigid and are used by pushing on the surface of the water.
Patent FR-2356088-A1 (FR)
Title: Auxiliary heating by joule effect for room with windows or bays - with resistance wires incorporated in curtain
IPC: F24D13/02
Filed: 1976-06-25
Abstract: Appts. for auxiliary heating by the Joule effect of a room with >=1 window or bay comprises >=1 resistance wire which is incorporated in a curtain for the window, and which pref. consists of several wires arranged in rectilinear vertical segments with >=2 segments connected in series. The horizontal joints between the vertical segments pref. consist of >=1 multi-strand wire which is a good conductor, to allow easy gathering of the curtain. Alternatively, the resistance may be suitably insulated and in the form of a grid with horizontal and vertical wires, forming the curtain itself. The horizontal wires are adhered to the vertical wires at their points of intersection, and the wires are covered with a pile by flocking.
Patent FR-2356511-A1 (FR)
Title: Rough surfaced composite material - having rough layer of honeycomb cells filled with cellular material
IPC: B32B5/18
Filed: 1976-06-30
Abstract: The composite is plastic based and rigid and is formed by a support covered on at least one face with a layer of rough material, thin in comparison. The rough layer consists of a continuous network of honeycomb cells, at least partly filled with cellular material. The cell walls are likewise of cellular base. The layer is secured to the support without the use of adhesive. The support can be a plate of extruded plastic, the rough layer being of the same chemical nature but cellular. The support can be of solid and the layer of expanded polystyrene. The support thickness is esp. 1.5-2mm and that of the layer between 0.1 and 0.7 mm.
Patent FR-2370434-A1 (FR)
Title: Perfectionnements aux machines a confectionner les crepes ou similaires
IPC: A21B5/03
Filed: 1976-11-10
Abstract: L'invention concerne les machines à confectionner les produits obtenus par cuisson ou chauffage d'une pâte étalée sous une faible épaisseur suivant une configuration donnée, dans lesquelles la pâte est transférée sur la surface de cuisson, à partir d'un bac, par un cylindre enducteur barbotant dans ledit bac. Selon l'invention l'enducteur n'entraîne que des ilôts de pâte correspondants à la configuration choisie pour le produit fini, grâce à un << obturateur >> animé d'un mouvement continu qui supprime le contact nécessaire à cet entraînement en certains points de la génératrice de l'enducteur située au niveau de la surface de la pâte, ces points variant pour chaque position relative dudit obturateur. Cette disposition est notamment destinée aux machines à confectionner industriellement les crêpes de dégustation.
Patent FR-2339560-A1 (FR)
Title: Combination walking cane and container for flexible roll - has enlarged tubular shaft with longitudinal slot and roller blind winder
IPC: G09B29/06
Filed: 1976-11-12
Abstract: The walking cane or shooting stick has an enlarged tubular shaft (3) which may contain a rolled flexible (7) chart or prayer scroll. The chart can be withdrawn from the interior of the saft by means of a roller-bline type winding spindle. The cane has handle (1) or folding seat together with a ferrule or point at the other end. The enlarged tubular shaft may be co-axial with the cane and contain a rotatable winding spindle. A spiral spring may be used to ensure that the chart is automatically rewound onto the winding spindle. The spindle may be fitted with fasteners which secure the chart in place. The chart (7) may be withdran through a longitudinal slot in the tubular shaft (3).
Patent FR-2379989-A1 (FR)
Title: Processing waste fruit to produce fruit juice and syrup - to replace sugar required to enrobe canned fruit
Inventor: MARTEL J P
IPC: A23B7/08
Filed: 1977-02-09
Abstract: The fruit is crushed to a puree which is physically sepd. to yield up and a juice contg. very little pulp. The sepn. process can be adjusted to deliver a juice fraction contg. =3 wt.% pulp. Enzyme additives are pref. metered into the crushing stage of the process. This initiates temp.-controlled biological reaction which accelerates the sepn. of pulp and cellulosic material. Between crushing and sepn. the puree is pref. heat-treated at 80 degrees C to decrease or stop enzyme activity, to deaerate and pasteurise the puree and to separate volatile flavours. Sepn. of a clarified juice is pref. by centrifuging. Used for making a natural fruit juice from the fruit waste collected in the mfr. of fruit preserves, canned frui etc. Pineapple and other fleshy fruits are partic. suitable.
Patent FR-2380903-A1 (FR)
Title: Belt drive hectographic duplication machine - insets document in block waiting at magazine bottom to extract it
IPC: B41L47/08
Filed: 1977-02-21
Abstract: The hectographic duplication machine is for printing blocks in two halves hinging together, having a supporting frame, a transporter for the document to be printed, a block supply magazine, a printing mechanism using the blocks and if necessary a receiving container. The document is so transported that, after moistening it is inset in a block waiting at the bottom of the magazine, which it extracts by itself or with the aid of a thruster. By thrusting against the fold of the block inside, it drives it between the printing rollers, the document and the address plate being then ejected.
Patent FR-2381726-A1 (FR)
Title: Cement suspension contg. water-soluble acrylic! resin - used in boreholes to form impervious cement
Inventor: CARRIAY JEAN
IPC: C09K8/46
Filed: 1977-02-23
Abstract: The suspension is obtd. by mixing a classic oil cement with water contg. a water-soluble resin with a setting time which can be controlled by the proportion of catalysts and additives which are incorporated in it. The resin used is partic. an acrylic resin of the 'Rocagil' (RTM) type and the proportion of acrylic resin in the water is similar to 11 wt. %. The cement does not contract on setting, and is non-permeable. Its adherence to the surrounding surfaces in the borehole is excellent. The setting of the resin can be controlled by the addn. of catalysts such as ammonium persulphate and diethylaminopropionitrile. The setting time can be retarded by the addn. of potassium ferrocyanide. The cement can be used to form an impermeable area between different gas zones encountered during drilling.
Patent FR-2358943-A1 (FR)
Title: Dispositif d'ablocage centre de pieces a usiner de forme annulaire
IPC: B23B31/10
Filed: 1977-03-15
Abstract: L'invention concerne un dispositif d'ablocage centré, sur machine-outil rotative, de pièces à usiner de forme annulaire. Le serrage du paquet de pièces à usiner 22 s'effectue par l'intermédiaire d'une barre de serrage 14 jointe de façon temporaire à la barre de traction 3 par un accouplement a griffes 19, la séparation des deux barres à la fin de l'usinage permettant l'evacuation radiale des pièces usinées.
Patent FR-2387095-A1 (FR)
Title: Large circular saw blade tooth sharpening machine - has two grinders oscillating in two planes through lever and cam system
IPC: B23D63/14
Filed: 1977-04-15
Abstract: The machine for sharpening the teeth (44) of a large circular saw blade (5) uses a system of cams and levers to control the displacement of the two grinders (13). These are mounted on a sub frame with axes nominally inclined from the horizontal, and individually rotated by an integral motor (14). The grinder displacement control mechanism operates in cycles equating to the treatment of a single tooth. An approximately vertical pivoting arm (16) with a grinder (13) on the top (15) and mounted on an intermediate fulcrum (18), is oscillated by a rotating cam (20) contacting the bottom (19). The grinder is moved in directions normal to the plane of oscillation by a doubly ramped plane (21) acting near the top (16). The machine is also equipped for calibration and adjustments in the relative height of the blade (5).
Patent FR-2354297-A1 (FR)
Title: Procede de preparation de gypse calcinable
IPC: C04B11/024
Filed: 1977-06-07
Abstract: Le procédé selon l'invention se distingue en ce qu'on agite du gypse humide pour façonner des pastilles et en ce que, quand on observe l'apparition d'humidité à la surface de ces pastilles en cours de formation, on leur ajoute un composé pratiquement sec du calcium pulvérisé jusqu'à ce que ces pastilles soient entièrement recouvertes dudit composé pulvérisé et s'écoulent aisément Le gypse calcinable ainsi obtenu est utilisable pour la préparation, par exemple, de SO2 .
Patent FR-2393888-A1 (FR)
Title: Transportable jack-up offshore well drilling rig - is moved to or from site on bow or stern of floating vessel
IPC: E02B17/02
Filed: 1977-06-09
Abstract: A transportable jack-up offshore well drilling rig has a relatively light openwork superstructure and three legs, and is transported to or from site in an upright position on a vessel which supports the rig at one end such that two of the legs extend down opposite sides of the vessel, while the third leg extends down in front of or behind the vessel. If the legs extend into the water during transport then the rig is typically arranged at the stern of the vessel but if the legs are clear of the water during the transport then the rig may be arranged at the bow of the vessel. The rig may be designed for tender assistance, in which case it carries only the drill works (derrick, draw works and rotary table) and a crane and all the other equipment (mud pumps, spare drill pipe, crew's quarters etc.) is carried on a floating tender moored to the rig, or it may be self-contained and require no permanent tender assistance. In either case, it may be converted to a well prod. platform after the drilling is completed. It is cheaper to construct than conventional rigs, towed to or from site, and is less likely to be damaged during installation or recovery.
Patent FR-2358291-A1 (FR)
Title: Appareil de commande de vehicule electrique
IPC: H02P7/29
Filed: 1977-06-17
Abstract: L'invention concerne un appareil de commande d'un véhicule électrique dont le courant inducteur est commandé par un découpeur. Le découpeur est commandé de manière que le courant inducteur dans le moteur conserve la même valeur quand l'enroulement inducteur est commuté de la connexion moteur-série à la connexion moteur-dérivation, et réciproquement. L'invention s'applique notamment aux véhicules ferroviaires.
Patent FR-2359502-A1 (FR)
Title: Appareil a decharge gazeuse
IPC: H01J17/49
Filed: 1977-07-12
Abstract: Un appareil d'affichage à décharge gazeuse comprend un réseau de cellules d'affichage disposé en rangées et colonnes et contenant un gaz ionisable. Chaque cellule est définie par l'intersection d'une électrode de rangée, par exemple 161 et d'une électrode de colonne 28, électrodes qui sont isolées du gaz. Il existe d'autres électrodes de rangées 18 et d'autres électrodes de colonnes 301 à 303 offrant des intersections qui sont en contact avec le gaz et des passages adjacents 40 dans les parois des cellules d'affichage. Pour charger l'information, une décharge de courant continu est amorcée en appliquant un signal à une électrode d'amorçage de colonne 50 et en faisant progresser cette décharge dans d'autres électrodes successives de colonnes. Dans chaque position de colonne de la décharge de courant continu, certaines électrodes de rangées isolées 161 à 167 sont commandées momentanément, ce qui a pour effet de stocker une charge de paroi dans les cellules sélectionnées. Pendant la période d'affichage ultérieure, les électrodes de rangées et de colonnes isolées 16 1 à 167 et 28 sont commandées de façon permanente, seules les cellules dans lesquelles une charge de paroi a été stockée pendant le chargement pouvant être utilisées pour l'affichage visuel.
Patent FR-2397339-A1 (FR)
Title: Envelope for transmission of documents - has aligned windows in each side through which part of enclosed document can be seen
IPC: B65D27/04
Filed: 1977-07-13
Abstract: The envelope for transmission of letters circulars and publicity leaflets has a window in each face, the windows being aligned so that part of an enclosed document can be seen. The document may be partially transparent, the transparent portion being of the same shape as the windows and positioned so that, in the envelope, its position corresponds with that of the windows. The part of the document appearing in the windows may have a design tert or code which identifies the sender.