baber/WOPTO huggingface dataset:
Patent FR-2295694-A1 (FR)
Title: Washing and drying tunnel for cheeses - conveys cheeses through water sprays then controlled temp. drying and cooling air zones
IPC: A23C19/14
Filed: 1974-12-27
Abstract: A process and a processing plant installation are claimed in which whole cheeses are conveyed continuously through. A tunnel to be subjected to the following stages of treatment in successive zones of the tunnel:- Stage 1 - liquid spray washing, pref. with water. Stage 2 - drying in a current of air at not more than 80 degrees C. pref. between 60 degrees and 75 degrees C and more partic. between 70 and 72 degrees C. Stage 3 - a second drying stage with air at the same temp. as in stage 2 above but extending theough a much longer zone of the tunnel, pref. several times as long. Stage 4 - air cooling in a zone much shorter than that of stage 3 above, using cool air which enables the cheeses to be discharged at about 18 degrees to 22 degrees C. The tunnel is pref. fitted with extraction fans to exhaust vapour-laden air which has been in contact with the cheeses. Mechanised conditioning of cheeses prior to storage and distribution, partic. to control the surface dampness of such cheeses as Edam, Gouda, Fontal, Parmesan, St.-Paulin. This process allows the dampness of cheese surfaces to be reduced without unduly drying out the cheese; it is mechanised to save time, labour and factory space, and effectively reduces the risk of contamination.
Patent FR-2266807-A1 (FR)
Title: Governor for liquid-propelled rocket turbo-pump unit - operated by varying temperature of fuel gas
IPC: F02K9/48
Filed: 1975-03-12
Abstract: Control of upper and lower speed limits of one or more turbo-pump units of liquid-propelled rocket, in which fuel gas with excess H2 or O2 is produced for the turbine to drive the fuel pump, is carried out by withdrawing a portion of excess fuel (H2) from the gas generator, which consists of a pre-combustion chamber, when the lower speed limit is reached, or by adding a quantity of deficiency fuel (O2) to the fuel gas. When the upper speed limit is reached, the quantity of deficiency fuel (O2) supplied to the gas generator is reduced, or a quantity of excess fuel (H2) is added to the gas generator or to the fuel gas produced by it.
Patent FR-2265147-A1 (FR)
Title: Sound absorbing mouldable material - consisting of resin impregnated porous core and covering
IPC: B62D25/12
Filed: 1975-03-18
Abstract: A sound-absorbing mouldable material is made of a porous carrier and a microporous covering, the latter provides good mechanical and water/oil-proof properties whilst permitting permeability to air. It contains no dangerous substances and is self-extinguishing.
Patent FR-2267284-A1 (FR)
Title: Purification of effluent gases by removal of sulphurdioxide - using alkaline earth metal hydroxide, oxygen and a catalyst to produce sulphate
IPC: B01D53/77
Filed: 1975-04-08
Abstract: The prodn. of alkaline earth metal sulphate in the effluent from a wet purificn. system for removing SO2 from a gas contg. it as an impurity is increased by contacting the aq purifying soln contg an alkaline earth metal e.g. Ca with a flow of gas to be purified so as to produce sulphites and sulphates, and adding a predetermined amt of oxidising catalyst to the soln and an oxygen rich gas to oxidise the sulphites to sulphates, while the soln is kept basic by addn of another alkaline earth metal to ppte. the solids esp. the alkaline earth metal sulphate. Since calcium sulphite tends to form as a voluminous mass of interlocking crystals it clogs the appts. and is difficult to dispose of being more soluble than the sulphate. The calcium sulphate produced by oxidation however, not only finds use as gypsum, but forms a spreadable powder on dehydrating the ppte.
Patent FR-2307648-A1 (FR)
Title: Swinging bar mechanism for oblique welding of continuous film - for adjusting the angle and spacing of successive welds
IPC: B29C65/18
Filed: 1975-04-15
Abstract: Adjustable mechanisms for producing oblique transverse welds of alternating slope at intervals along continuous double layer or tubular thermoplastic film. The welding bar is slung from a beam which is hung from a central pivot. The beam can be turned about the pivot by a cranked lever moved by a double action piston and a universal link. The ends of the beam move beside curved cam rails. set so that contact with the beam towards either end of the rail actuates a transducer for switching the direction on travel of the piston. The pecking of the bar is controlled by interchangeable eccentric cams. Used for mfr. of trapezoidal bags or open-ended conical flexible sleeves, e.g. for holding bunches of flowers. The slope and spacing of successive welds is readily adjustable.
Patent FR-2311252-A1 (FR)
Title: Steam generator with feedwater heating - by indirect heat exchange with exhaust steam and condensate
Inventor: CHLIQUE BERNARD
IPC: F22B1/08
Filed: 1975-05-16
Abstract: The feed water undergoes indirect heat exchange with the heating steam, which condenses as the water and steam pass in opposite directions through tube bundles enclosed in a steam generation chamber. The heating steam passes upwards through the bundles, and is separated at the outlet from the condensate, steam and condensate travelling in opposite directions. The collected condensate is used for additional heating of the water by indirect heat exchange at the base of the steam generation chamber.
Patent FR-2283379-A1 (FR)
Title: Coaxial pipe joint - has external rings of hook tape on ends with which common coupling tape engages
IPC: F16L37/00
Filed: 1975-08-07
Abstract: The joint is particularly for use between plastic pipe sections of constant diameter, and comprises an external ring on the end of each of hook tape, i.e. a tape with hooks or a tape with loops in it, as used for the "Velcro" R.T.M. type fastener. A further tape hooking into engagement with both the ring tapes is placed round them simultaneously. The tapes can be glued to the pipe ends. The tape wound round them can be double-sided, i.e. with hooks on one side and loops on the other, so as to allow the end part to overlap and hook in place. To improve sealing, a layer of impermeable material can be incorporated between the two sides.
Patent FR-2321082-A1 (FR)
Title: Rainwater runoff flap valve for liq. tank - has membrane spanning partition to allow accumulated water to pass
Inventor: BARBIER CLAUDE
IPC: B65D88/38
Filed: 1975-08-12
Abstract: The pipework is for a floating-roof reservoir for liquid of different density from water, and is used to drain off rainwater. It has a flap-valve consisting of an elastic membrane (14) separating the liquid in the reservoir from water in the pipework. Displacement of the membrane occurs when the liquid has different density from water, uncovering apertures (12, 13, 17) in the pipe walls, allowing flow past a partition (9) across the pipe. The membrane sits snugly over the apertures, blocking the flow path, when the densities are equal. The flap-valve is at the same level as the bottom of the reservoir.
Patent FR-2321862-A1 (FR)
Title: Folding cot or bed for young children - has frame with ends folding inwards over curved guides forming safety rails and base foldable in half
Inventor: LAUNE PIERRE
IPC: A47C19/12
Filed: 1975-08-29
Abstract: The cotor bed is used for infants or young children. It is of frame construction and comprises two end frames jpined by side rails. These hold the cable type mattress supports. Curved guides, one at each corner, are hinged near the centres of the side rails. Sleeves on the end frames slide over these guides. Each end frame folds inwards on pivots, over the curved guides to lie on the side rails. The guides are pushed down and the cot is collapsed laterally inwards due to scissors links in the end frames. The cot is then folded in half.
Patent FR-2284185-A1 (FR)
Title: Alkali metal-antimony electro-optical emission layer - for X-ray intensifier with low antimony content, giving high quantum yield
IPC: H01J29/38
Filed: 1975-09-01
Abstract: An electro-optical emission layer of an alkali metal-Sb cpd. (I), at which electrons are detached by light and which is applied to a surface with almost) th same crystal structure contains =2, esp. ca 1 mu g Sb/cm2. The matl. pref. consists of a CsI support and a SbCs3 emission layer. The CsI pref. is applied to a stable support in a thickness such that it forms an interference cathode with the SbCs3 layer. The matl. is used in an X-ray image intensifier with an input screen of a Na-activated CaI phosphor layer combined with a photocathode layer, sepd. by a Na-free layer of an alkali metal, esp. Cs. The thickness of the emission layer can be reduced to 10nm and it gives a higher quantum yield than the usual Sb layers of 3 mu g/cm2. Five times as many photoelectrons are emitted per incident amt. of radiation and surface area of the element.
Patent FR-2289453-A1 (FR)
Title: Combined filter and dryer for sewage sludge etc - uses band of vacuum filter to carry cake through filter press
IPC: B01D33/44
Filed: 1975-10-30
Abstract: A packaged construction filter and dryer machine is claimed which functionally and automatically combines a vacuum band filter with a filtrate expressing unit. The porous band, carrying filter cake from its passage around the partly-immersed vacuum filter drum, moves horizontally into the expressing unit to be squeezed between a porous drainage plate below the band and a fluid-pressurised, impervious membrane above the cake, the machine being programmed so that drum rotates periodically to advance the band only when the expressing unit is inactive and the cake and band are pressed against the drainage plate only when the filter is very convenient, easily installed combination which is very effective in drying sludges etc. prior to incineration.
Patent FR-2331310-A1 (FR)
Title: Non-stick cooking utensil - has renewable inner fluorinated hydrocarbon coated thin shell and outer carbon steel shell
IPC: A47J36/02
Filed: 1975-11-14
Abstract: A cooking utensil e.g. saucepan or frying pan of nonstick e.g. PTFE coated type, consists of a renewable inner shell which carries a non-stick coating, and an outer shell to which the inner shell can be detachably secured in a close fitting relationship. The cost of renewing the inner shell after the normal life of 2-3 years or if the coating becomes damaged, is less than that of renewing a whole utensil of ordinary make. The utensil is easier to fabricate and more economical in the use of expensive materials. The handle can be more strongly attached. Hot spotting and burning-on of the food is less likely. Fitting of a new inner shell can be done either by the user or a service facility. The inner shell is pref. of aluminium, though glass fibre reinforced plastic may be used, and is coated with fluorinated hydrocarbon. The outer shell will normally be of ferrous metal e.g. carbon steel, or ceramic material could be used.
Patent FR-2340829-A1 (FR)
Title: Low drag bicycle spoked wheel - has elliptical profile cross section spokes and clipon fastening in hub and rim (BE 10.8.77)
IPC: B60B1/00
Filed: 1976-02-10
Abstract: The spokes of the wheel are formed from tubular section metal which is pressed into an elliptical shape for most of its length and has pressed heads (4) at the ends. This clip into slots in the wheel rim and hub. The elliptical profile reduces the wind drag of the wheel without affecting the strength of the spokes. The head ends are pressed from a rounded section which smoothly run into the elliptical section for improved strength. The mounting of the spoke on each side of the wheel is such that they form a smooth with the edges of the tyre to reduce drag and wind noise even further.
Patent FR-2343257-A1 (FR)
Title: Measurement of magnetic susceptibility of ground during prospecting - uses open wound measurement coil screened by graphite layer and included in tuned circuits
Inventor: BONNET JEAN
IPC: G01V3/28
Filed: 1976-03-04
Abstract: The magnetic susceptibility of the ground is measured using a probe during prospecting for metallic seams. The measuring circuits employ tuned circuits wound on ferrite cores which also provide screening. The measuring coil is screened by a graphite layer. A probe (2) in a bore hole (4) in the ground (6) comprises a sealed non-magnetic compartment (14) containing three windings (20). These windings form resonant circuits for the oscillator and measuring and compensation circuits in electronic assemblies (16) connected to recording ( 24) equipment (24) and probe position determining circuits (26). The oscillator and compensation coils are wound on a ferrite pot cores which provide screening while the measuring circuit coil is open wound and screened by a graphite layer.
Patent FR-2342803-A1 (FR)
Title: Machine for re-extrusion of materials - operates by hammering material while restrained under revolving anvil
Inventor: DUPUY EMILE
IPC: B21J7/16
Filed: 1976-03-05
Abstract: The machine has an external ring which carries a row of rollers (2). The rollers come into near contact with rollers (13) mounted onto the inner wheel. The inner wheel is mounted onto a horizontal axle which drives the inner matrix with the revolving movement. The spring loaded elements are mounted onto stirrups (7) and (8) which are mounted axially on either side of the inner matrix and hammer. The springs prevent any direct contact between the hammers and the rollers (2) when the machine is unloaded thus cutting out the noise of the machine.
Patent FR-2343973-A1 (FR)
Title: Combined convection heater and air humidifier - uses distributor ducts to hold water or house water container and discharge vapour
IPC: F24D19/00
Filed: 1976-03-11
Abstract: A convector heater with a fixed heating element (1) arranged horizontally at the bottom of ducts (2) which convey the hot air upwards has the humidifying system arranged to be formed by the ducts themselves. The ducts form water reservoirs and holes (4, 5) at the top allow the water vapour to escape and can form refilling openings at the same time. Other designs include a porous vessel housed inside the duct connected by a horizontal tube at the bottom to a vertical water container so that the level is maintained by adding water to the container. The container may be provided with devices to admit the water at a controlled rate.
Patent FR-2344658-A1 (FR)
Title: Rotary heald for loom with disc assembly - in which warp yarns passing between discs are acted on by lifting elements attached to discs
IPC: D03C13/00
Filed: 1976-03-18
Abstract: A rotary heald for a loom comprises a series of discs mounted on a central shaft so that each warp yarn passes between a pair of adjacent discs. Each disc has attached to one face a removable lifting element so that as the central shaft rotates a lifting element acts on a warp yarn to life it and so form the shed. By fixing different size lifting elements or adjusting the position of the lifting elements on the disc, different shed formations can be easily produced. This allows different pattern means to be formed.
Patent FR-2346968-A1 (FR)
Title: Variable range liq. atomising spray - comprises nozzle moved back and forth in variable sector and driven by water pressure
IPC: B05B3/16
Filed: 1976-04-07
Abstract: The device is for spraying water under high pressure to form a mist. The water is used without loss of pressure to move the spray nozzle back and forth within a sector defined by two stops, the movement of the spray nozzle and the range being varied to produce uniform spraying of curvilinear polygonal areas, e.g. squares, triangles, rectangles or trapeziums, by adjustment of the stops and guide cams for rollers. The fixed foot of the spraying device carries a plastics ring surmounted by a plate allowing the adjustment of the cams and stops between the plate and the foot. Operation of wedges adjusts the range of the spray nozzle.
Patent FR-2347915-A1 (FR)
Title: Multidiscipline surgical cryogenic coagulator - has liq. nitrogen supply to cool interchangeable probe and temp. regulated by probe sensor heating element
Inventor: SHEVALEV V E
IPC: A61B17/00
Filed: 1976-04-13
Abstract: The cooler (18) is supplied over a flexible hose (17) from an external source of cold (e.g., liquid nitrogen); it cools an interchangeable probe (7). The temperature is regulated at the required level by a temperature sensor (24) in the probe controlling a heating element (9) through a control circuit (4). A switch (22) controls an electromagnetic valve (6) over a time relay to shut off the flow of coolant and bring the heating element (9) into operation. This switch is operated by the surgeon if the probe sticks to the body tissue. The apparatus provides controlled temperatures within the range -20 to -196 deg.C.
Patent FR-2309006-A1 (FR)
Title: Mobile electro acoustic alarm signal with public address - has loudspeaker and amplifier linked to signal generator which produces rectangular impulses of modulated frequencies
IPC: B06B1/02
Filed: 1976-04-23
Abstract: A mobile electroacoustic alarm signal device, i.e. a so called electronic police-horn, which also can be used as a public address device having at least one loudspeaker, one amplifier and an alarm signal generator which delivers a rectangular type potential to the amplifier, the frequency of which alternates periodically between two values e.g. 450 450 Hz and 600 Hz has the rectangular type potential output modulated by a modulating frequency which has an impulse modulation width of 10-50 Hz. The average impulse width determined by the operating time interval (i.e. the transmission ratio of length of operation to time interval) is between 0.2 and 0.4 and the max. percentage modulation of the ratio between (+-) 0.05 and (+-) 0.03.
Patent FR-2317482-A1 (FR)
Title: High thermal efficiency turbocompressor - has heat exchanger cooled by refrigerant used to power auxiliary turbine (OE 15.1.76)
IPC: F04D29/58
Filed: 1976-06-02
Abstract: The turbo-compressor (3) which is driven by the motor (2) receives gas through the pipe (1) and delivers it through the heat exchanger (5) and the outlet pipe (4). The heat exchanger is cooled by the evaporation of a fluoro hydrocarbon which then passes to the auxiliary turbine (6) which helps to drive the turbo-compressor (3). The exhaust gas from the auxiliary turbine (6) passes through a condenser (8) and the liquified fluorous hydrocarbon is then pumped by the pump (9) through the heat exchanger (5) to repeat the cycle. The condenser (8) is cooled by a water flowing through the pipes (10, 11). This utilisation of the heat of compression increases the adiabatic efficiency of the compressor from 0.833 to 0.939.
Patent FR-2357456-A1 (FR)
Title: Dispositif d'empilage de plaques
IPC: B65H29/68
Filed: 1976-07-09
Abstract: Dispositif d'empilage de plaques à la sortie d'une machine de débit, en utilisant deux transporteurs en série et une butée escamotable à la sortie du deuxième transporteur vers le poste d'empilage proprement dit. Le premier transporteur comporte une partie aval télescopique au-dessus du deuxième. Pendant les changements de piles, le deuxième transporteur est arrêté et le premier est rétracté. Il y a alors stockage avec dépose des plaques sur la partie découverte du deuxième transporteur. L'invention s'applique aux postes de réception des machines de fabrication de plaques en carton ondulé.
Patent FR-2359082-A1 (FR)
Title: Fusing borosilicate glass in a silica crucible - using an outer platinum crucible filled with glass mixt. to prevent fracture on cooling
Inventor: PARANT JEAN-PAUL
IPC: C03B5/08
Filed: 1976-07-23
Abstract: Making a glass esp. a borosilicate glass consisting of melting a mixt. of powdered minerals in a silica crucible and cooling he mixt. is claimed in which, to avoid formation of fractures in the glass during cooling, the heating of the mixt. (I) also affects a second mixt. (II) of minerals melting it (II) of minerals melting it, (II) being in a second crucible surrounding the first, and in which both melts are cooled simultaneously. The second crucible is metallic, esp. of Pt. The borosilicate in the inner crucible does not contact Pt as in prior art and hence does not pick up impurities such as Fe prevent in the Pt. The Melt in the outer crucible permits the melt in the inner crucible to cool more slowly and hence the fracturing due to the difference of thermal expansion coefft. does not occur. Since the SiO2 cools at the same rate as the glass. It is thus not necessary to remove the glass from the SiO2 crucible while still hot.
Patent FR-2360014-A1 (FR)
Title: Butee de talonnage en elastomere compact
IPC: B60G15/06
Filed: 1976-07-27
Abstract: Butée de talonnage en élastomère compact, plus particulièrement pour jambe de train avant de véhicule automobile. Elle comporte entre ses faces d'appui de forme circulaire, des pattes en caoutchouc disposées à intervalles réguliers le long d'une circonférence bordant la périphérie des faces d'appui, dont la structure résulte de la superposition de deux arceaux réunis par leurs sommets tandis que leurs extrémités libres reposent sur les faces d'appui. Application aux suspensions.
Patent FR-2374914-A1 (FR)
Title: Composition anti-microbienne, procede en comportant application, notamment un procede d'induction d'anesthesie topique
IPC: A61K31/445
Filed: 1976-11-19
Abstract: La présente invention concerne des compositions anti-microbiennes. Cette composition anti-microbienne comprend un agent anti-microbien et un agent potentiateur, l'agent potentiateur est un dérivé d'alcool ou de phénol choisi parmi le groupe consistant de a des alcools monohydriques primaires, secondaires et tertiaires à chaîne aliphatique droite ou ramifiée dans lesquels les alcools à chaîne droite ont environ de 5 à environ 10 atomes de carbone; et les alcools à chaîne ramifiée ont environ jusqu'à 17 atomes de carbone, leur chaîne droite la plus longue de liaisons carbone-carbone ayant environ de 5 à environ 10 atomes de carbone; b un cyclohexylalcanol ou un alcoylcyclohexylalcanol primaire, secondaire ou tertiaire dans lequel l'alcanol est complètement défini ci-après; c un phénylalcanol, un halophénylalcanol ou un alcoylphénylalcanol en C1 -C3 primaire, secondaire ou tertiaire dans lequel l'alcanol possède environ de 3 à environ 9 atomes de carbone; d un cyclohexylphénol qui peut avoir un substituant sur le noyau phényle choisi parmi les groupes consistant d'un groupe alcoyle en C1 -C3 et alcoxy, hydroxyle, halo, amino et des substituants amino-alcoyle et dialcoyle. Cette composition trouve des applications spéciales notamment sous forme de solution de nettoyage chirurgical, sous forme d'anesthésique topique, d'agent de régulation cellulaire, de composition anti-microbienne de composition anti-inflammatoire, etc.
Patent FR-2389780-A1 (FR)
Title: Engine producing output without consuming energy - has compressed air cylinder supplied from compressor driven by engine
IPC: F03G7/10
Filed: 1977-05-06
Abstract: A compressor (1) delivers air through a control valve (2) to a reciprocating air engine (4). The control valve is governed by a manual control which serves as an accelerator and regulates the admission of air to the engine to control its speed. The air exhausted by the engine is returned through a filter (6) to the compressor inlet to constitute a closed cycle. The compressor is driven by the engine. A safety relief valve (3) is operated by the differential pressure across the regulator. There is also a blow off valve (5) which is operated manually when the engine is idling. The engine produces a useful output without the consumption of energy and has no polluting exhaust.