baber/WOPTO huggingface dataset:
Patent FR-2205361-A1 (FR)
Title: Automatic injection of an additive into a liquid - using a differential piston assembly, the displacement of piston being controlled by liq. under pressure
IPC: F01L21/04
Filed: 1972-11-09
Abstract: Device for the injection of an additive to a liq., in which a differential piston is able to slide in an enclosure having two cylinder sections corresponding to those of the two piston elements, and in which the piston is provided with means for ensuring a pre-determined liq. flow into which a pre-determined quantity of additive is injected by a mechanism, the functioning of which is linked with that of the piston. In particular, the differential piston has valves on its large and small sections, operated by an oscillating element activated by a rod which slides relatively to the piston and comes up against the bottoms of the cylinders at the end of each stroke.
Patent FR-2210361-A1 (FR)
Title: Patterned knitted brassiere containing synthetic yarn - is formed by moulding uniformly under heat so as not to deform pattern
IPC: A41C5/00
Filed: 1973-01-22
Abstract: Brassiere has knitted cups which are patterned and which include synthetic yarns (e.g. polyamide, polyurethane) and these are shaped by being moulded under heat against a former so that the air deformation is uniform and does not distort the patterns. Pref. the former has a conical portion terminating in a part-spherical portion and pref the centre of deformation coincides with the centre of the pattern. The pattern can be formed during knitting.
Patent FR-2215249-A1 (FR)
Title: Sports ball with expanded PVC cover - has sewn panels of coated inextensible fabric composite
IPC: A63B41/08
Filed: 1973-01-25
Abstract: Panels are cut from the composite, which contains a mixt. of various different fibres assembled with a binder. Pref. the fabric is of cotton, and the binder, of pure latex, adheres it to the blend of synthetic, rayon, and raw cotton fibres, which are bound with a chemical binder. Specif. the ball does not increase in wt. when used in wet conditions the handle, rebound and flexibility are as for traditional leather.
Patent FR-2236579-A1 (FR)
Title: Automatic wire mat mfg. process - uses semi-stiff pre-corrugated wire crossed in two sequential operations
IPC: B21F27/02
Filed: 1973-04-09
Abstract: The process is for the manufacture of wire mats used for protecting lawns etc, starting with semi-stiff pre-corrugated wire, either bare, galvanised or plastic coated. Each wire is woven individually above and below, including the chain wires. A grille is formed in the shape of a lozenge, with the top in the form of semi-circular arches. The semi-stiff chain wires can be guided by wires onto the weaving table, between lower movable dies and upper stationary ones. Every other wire is raised by retractable thrusters. The die thrusters can be cylindrical, working in bushes in the table cross-member, and operated by rams.
Patent FR-2231575-A1 (FR)
Title: Pallet for sacks of slidable material - has inclined strips forming V-section floor to prevent sliding
IPC: B65D19/00
Filed: 1973-05-30
Abstract: The conventional pallet is for sacks containing e.g. bulk material and formed from slippery material such as polythene or polyvinyl chloride. The pallet has a double floor formed from strips and the top floor has further strips (8) which are inclined upwardly in two rows from the centre region and which are attached at their outer ends to spacers (7). The strips (8) define a generally V-shaped floor and there are four uprights (6) defining an open cage for the sacks. The inclined floor surfaces and uprights prevent the sacks from slipping off the pallet and cables or similar may be used to secure the load; the cables engaging in the slotted ends of the uprights.
Patent FR-2240156-A1 (FR)
Title: Vegetable container folded from a blank - top edges have projections which support container placed on top
IPC: B65D5/00
Filed: 1973-08-09
Abstract: The container has ventilation holes in its surfaces and edges and has two top flaps which close the panel, their ends resting on flaps formed on the top edges of the end faces. When the top flaps are closed the long edges of the top have rectangular projections which extend to the same level at the upwardly projecting corners. When several containers are stacked, the projections ensure that there is a small separation between the containers, thus allowing air to circulate and maintain the vegetables in a fresh condition.
Patent FR-2243140-A1 (FR)
Title: Device for transferring loads at sea - crane has telescopic type lockable cable connection to grab
IPC: B66C13/02
Filed: 1973-09-06
Abstract: A fixed or floating support carries a crane jib which is used to place on and remove loads from floating vessels. From the jib hangs a frame (1) which supports a blocking frame (2) through which passes an upright shaft (3) which is attached to a load grab (4) through a universal joint. The shaft may be selectively locked by the blocking frame so as to compensate for movement of the floating vessel due to wave action. An acceleration device (6) may be used to increase the speed at which loads are raised so that a load can be raised upon upward movement of the ship, thus preventing damage due to contact between the load and the bridge of the ship.
Patent FR-2205682-A1 (FR)
Title: Radiation sensitive recording material - with better stability at low expos-ure without desensitisation contains hydrogen halide acceptor, donor and photochromic cpd.
IPC: G03C1/00
Filed: 1973-10-31
Abstract: The material, for data storage, also contains a film former and opt. a sensitiser. The addn. of HX acceptor (I) prevents slight discoloration (e.g. by scattered light, light used for read-out or due to a certain thermal instability) without (marked) loss of sensitivity. (I) is an (un)substd. prim., sec. or tert. amine and can be present in the material as an additional component or as HX-binding gps. in the film former (II). The amt. of (I) is 0.001-5% w.r.t. (II).
Patent FR-2289004-A1 (FR)
Title: Fourth generation process control computer - has centralized process status and control information
Inventor: BIENVENU JACQUES
IPC: G06F9/46
Filed: 1973-11-30
Abstract: The system has a multi-process central unit which controls the running of one process at any time. The remaining processes are in a waiting condition, whereby a given second processes waits for a given event before taking over the central unit control. A virtual processor controls the conditions of the various processes, whereby condition control data in a given format is stored in the virtual memory together with addresses for the control data locations. The memory pref. contains sections storing the name and address of the current process, whereby the address is stored in the form of partial addresses.
Patent FR-2272285-A1 (FR)
Title: Fixing device for inner car door handle - has pivotal spring clip positioned when handle is pivoted
IPC: E05B65/20
Filed: 1974-05-21
Abstract: The door catch can be fixed onto the door without the need to interfere with the construction of the door. A holding arm is maintained in a position behind a catch mounting casing (2) by two bosses (1). In order to fix the door handle, the arm (1) is located and the handle (6) is opened so that a shoulder (5) on the handle forces a pivotal spring clip (3) into its position against the bodywork (7). To release the assembly a tool is inserted between the handle and the casing to release the clip. The fixing is not visible and simplifies component assembly.
Patent FR-2272390-A1 (FR)
Title: Transportable polariscope for stress determination - uses linearly polarised light source and polarised inspection glasses
IPC: G01L1/24
Filed: 1974-05-21
Abstract: The polariscope has a transportable element comprising a base plate (2) and an inclinable light housing (3) whose window (4) is a sheet of transparent dichroic material polarised linearly. Inspection glasses (6) are polarised and able to be attached to spectacle frames, the glasses comprising a half-wave plate and a dichroic analyser superimposed.
Patent FR-2283541-A1 (FR)
Title: Circuit breaker with thermal release and magnetic relay - has coil spring to provide contact bias and quick separation
IPC: H01H71/52
Filed: 1974-05-30
Abstract: The electrical contact-breaker has an operating lever, a switch mechanism, fixed and moving contacts, a thermal release, a magnetic relay and an arc suppression device. The switch mechanism is in a case (5) and has a helicoidal spring (16) connected to the lever (14). This mechanism can produce a high pressure between the moving contact (6), actuated by the mechanism, and the fixed contact (8) when the operating lever (14) is moved. If the mechanism is locked into position, the spring (16) will give instantaneous release and separation of the contacts (6, 8) for any overcurrent. The spring (16) will also ensure the return of the mechanism to the open-switch position.
Patent FR-2279384-A1 (FR)
Title: Tetrahydro-5,10-methane-(5H)-bicyclononene-12-amines - used as inters for analgesic 6,7,8,9,10,11-hexahydro cpds
IPC: C07C239/00
Filed: 1974-10-14
Abstract: Title cpds. of formula (I) (where R is H, lower alkyl, or phenyl-lower alkyl, R' is CH3, C2H5 or lower alkenyl, and R2 and R3 are each H, lower alkyl, lower alkenyl, lower alkynyl or phenyl-lower alkyl) may be reduced by catalytic hydrogenation to cpds. of formula (III) which are analgesics.
Patent FR-2290355-A1 (FR)
Title: Paper bag end folding and clong machine - using belts to move bag with end flap passing through slot and over pressing roller
IPC: B65B49/02
Filed: 1974-11-08
Abstract: The paper bag (21a) arrives on a conveyor and is moved over a plate (11) by further conveyor belts (6) pressing against the sides of the already filled bag. The end flap (13) moves along a slot in the plate. The relative level of the plate changes as the bag moves through the slot, pressing the bag against the contents. The sides of the slot overlap, forming a folding device to turn the flap to parallel with the base of the bag. A grooved roller then presses the flap against the base of the bag, at the same time pressing longitudinal grooves into the flap.
Patent FR-2291042-A1 (FR)
Title: Ring-type document file - has lever-operated sprung ring mechanism which slides out of binder
IPC: B42F13/00
Filed: 1974-11-15
Abstract: The opening ring mechanism (4-12) is detachably mounted in the loose-leaf binder (1, 2a, 2b). A guide (16) can be provided in the binder, into which the mechanism baseplate (3) slides. A sprung upstanding tab (15) locks it in position. The design saves space in storing documents which have to be retained, but are unlikely to be consulted regularly. A control lever (11) governs the opening and closing of the binder rings. The lever is pivoted on the tip of an upstanding plate (10), cut out and bent upwards from the base (3). Another resilient tab (9) assists the opening of the two shanks of the ring, and opposes their closure.
Patent FR-2291280-A1 (FR)
Title: Recovering metals from industrial waste - treating waste contg oxides of zinc copper lead and iron
IPC: C22B3/14
Filed: 1974-11-18
Abstract: Metals are recovered from industrial waste contg. oxides of Zn, Fe, Pb and Cu by treating with hot (90-102 degrees C) NH4Cl sepg. the soln. from undissolved iron oxide, adding Zn to the soln. to ppte Cu and Ph, and cooling the soln. to ppte ZnO. The process permits recovery of metals from fly ash and electric furnace flue dust. The ZnO is used in paint pigment and rubber compounding. Compared with prior art processes the present process has a higher ZnO yield, less contamination with other salts e.g. 0.2% chloride and extensive roasting and evapn. steps are eliminated.
Patent FR-2291856-A1 (FR)
Title: Reciprocating machine tool freeing system - uses meltable solid body in transmission chain
IPC: B30B15/00
Filed: 1974-11-25
Abstract: The system is particularly for a flywheel press, having reciprocating slide carrying a tool and working in conjunction with a further tool fixed at the dead centre point of its stroke. At any point in the chain of transmission of the effort a solid intermediate body is inserted, of material which is virtually incompressible (9), and which allows, at the dead centre point, the transmission of effort between the moving tool (5) and the fixed one (6). If jamming occurs, the solid body is melted thus leaving in its place an empty space, and allowing the slide to travel freely to the dead centre point and thus free the machine.
Patent FR-2291548-A1 (FR)
Title: Psycological response test apparatus - provides large variety of visual stimulus tests to subject and measures his response using sets of coloured lamps
Inventor: PTERNITIS
IPC: G06F17/18
Filed: 1974-11-18
Abstract: Mounted on the front panel (S, &) of the psycological test apparatus are several types of visual displays for stimulating a subject. There is a set of panel-meters (1, 2, 3, 4), two vertical sets (5-9, 10-4) and one horizontal set (15-19) of lamps and two sets of coloured lamps (20-22, 23-25). The responses of the subject are received through several types of actuator. There is a set of sliding potentiometers (26-28), two series of push buttons (29-33, 34-38) and a set of control pedals (input sockets 39-41). A matrix board inside the apparatus allows the sequence of stimulii to be programmed, and the operation of the visual displays are controlled by internal electronic systems. Complex sequences of stimulii tests can be programmed. The measurement of the response time of the subject and the detection and classification of his errors are performed by the electronic systems.
Patent FR-2247431-A1 (FR)
Title: Refractory chrome-magnesia granules - by mixing magnesium cpd., and finely divided chrome mineral, granulating and calcining
IPC: C04B35/047
Filed: 1974-12-16
Abstract: Refractory chrome-magnesia granules for prodn. of refractory components, e.g. bricks, are prepd. by (a) mixing (I) a Mg cpd. forming magnesia when calcined with (II) a finely divided chrome mineral, at least 50 esp. 90 wt % of which has a particle size below 44 u, (b) calcining the mixt. at a 1590-1820, esp. 1760 degrees C, and (c) grinding the resulting granules to a size suitable for the prepn. of granules that can be moulded and baked during the prepn. of the final prod. Only one calcining stage is used. The granules have a homogeneous, dense structure. Give refractory bricks with an s.g. and porosity similar to those of conventional bricks, and a higher strength and resistance to slag.
Patent FR-2256131-A1 (FR)
Title: Ethylbenzene purification from aluminium organyl cpds - by treating with ammonia to form insoluble complex which is separated
IPC: C07C67/00
Filed: 1974-12-27
Abstract: Reaction prod. obtd. in ethylbenzene prepn. by reaction of benzene with ethylene in the presence of AlCl3 catalyst and phase-sepn. of the heavier Al organyl cpd. from lighter reaction mixt., is purified from Al organyl cpd. residues by treating with NH3 to form an insoluble Al-NH3 complex, which is sepd. Wash processes are obviated, thus preventing formation of non-utilisable waste waters ppte. can be re-processed to anhydrous AlCl3; crude ethylbenzene obtd. can be led directly to distn. Complex can be decomposed by heating at 150-250 degrees C, to form AlCl3 and NH3, or pref. by treating with small amts. of water, to form solid Al oxide hydrate, NH3 gas and an aq. soln. of NH4Cl, which can be worked up.
Patent FR-2257946-A1 (FR)
Title: Thermostatic temperature regulator with safety circuit - has two thermostatic elements providing balanced signals to safety circuit tripping at imbalance
IPC: G05B9/05
Filed: 1975-01-10
Abstract: Thermostatic temperature regulator with safety circuit which guards against a defect or drop-out of the thermostat. The system contains two separate and independent thermostats providing similar signals to the safety circuit. The main thermostat (27) has a space (28) for the expansion of the liquid forcing it through a capillary (29) to the control actuator. This thermostat is set to operate at a given value. There is a second monitoring thermostat (38) with a liquid chamber (39) forcing the liquid to a second capillary to the control actuator. The two signals balance out on the operating mechanism of the actuator. Should a breakdown occur in one of the thermostats, the imbalance in signal will set the safety mechanism in operation.
Patent FR-2299459-A1 (FR)
Title: Renewal of old railway track - using lifting apparatus on end of train carrying new sleepers
IPC: E01B29/06
Filed: 1975-01-28
Abstract: The method consists of lifting the old sleepers and laying the new ones by means of lifting apparatus attached to a sleeper-exchanging machine which is in turn coupled to the back of a string of trucks rolling on the track to be replaced, and of simultaneously circulating along these trucks, in opposite directions, the new sleepers initially stored in the trucks and the old sleepers. Both the new and old sleepers circulate at the same level along the string of trucks, being oriented in such a way that their axis coincides with that of the trucks.
Patent FR-2301385-A1 (FR)
Title: Elastomer cladding plate with visual wear indication - comprises sheets interleaved with thin films of different colour
IPC: B32B25/04
Filed: 1975-02-19
Abstract: The cladding plate is of elastomer materia, and comprises a series of sheets of this material one above the other, interleaved with thin films of similar material. The film colour is different from that of teh sheets, thus affording an easy way of assessing the amount of wear which has taken place. The plate is particularly for the lining of hoppers and drums, and consists preferably, of a mixture of synthetic butadene-styrene rubber and natural rubber, giving hard-wearing characteristics.
Patent FR-2304954-A1 (FR)
Title: Combustible fuel thermal regulator - is expansion type with fail safe mechanism in case of rupture of expansion liquid container
IPC: G05D23/12
Filed: 1975-03-17
Abstract: The combustible liquid or gas thermal regulator has a twin fail safe system. It has a probe (2), a transmitter tube (3) and a receiver (6) the whole containing a liquid which expands when heat is applied to it. A pressure element (5) on one of the walls of the receiver is displaced following expansion of the liquid contained in the heat detection assembly. The regulator has a lever mechanism (12) to amplify the axial displacement of the receiver pressure element (5) when the probe temperature increases. The movement of the lever can operate an electrical contact or valve. If a mechanical fault develops such as a rupture of the thermal assembly, or if the temperature decreases, a spring (11) controls the return (reset) of the lever mechanism.
Patent FR-2318692-A1 (FR)
Title: Billet loader and tilter for hot rolling mills - where billet clamping head can move in three mutually perpendicular directions
Inventor: FOURES JEAN-PAUL
IPC: B21J13/10
Filed: 1975-07-24
Abstract: A clamping head, for a tilter-pusher used in conjunction with a rolling mill, is provided with a mounting plate fitted with guides and two relatively moveable clamps. The moving clamp is provided with a groove forming a cavity with the other clamp which matches the profile of the workpiece being rolled. The pref. clamps consist of a pair of rolls each having a groove to suit the cross-section of the workpiece.
Patent FR-2320769-A1 (FR)
Title: Removing hydrogen sulphide and mercaptans from gas effluents - by catalytic oxidn. avoiding formation of oxides of sulphur
IPC: B01J31/18
Filed: 1975-08-12
Abstract: The gas is contacted with an aq. soln. of pH 3-11 of polyvalent metal catalyst chelated with an aminoacid of formula (I) (a)3-n-N-(X)n or (II) (Y)N-R-N(Y)(Y) where n=1-3; X is an acetic acid or propionic acid residue; A is 2-hydroxy-(ethyl or propyl) or 1-4C alkyl; 2-4 of Y are as X and 0-2 of Y are 2-hydroxy-(ethyl or propyl) radicals or radicals -CH2CH2N(X)2; R is ethylene, propylene or isopropylene or a 1,2-phenylene or 1,2-cyclohexylene residue; the soln. also contg. an alkali, alkaline earth metal, ammonium or amine salt of an acid of pK 1.2-6 (III). The soln. is then contacted with a gas contg. free oxygen to regenerate the catalyst for recycling and sulphur and opt. dialkylsulphides are sepd. from the aq. soln. The process is used for treating waste gases from chemical and industrial processes. Without (III), below pH 7 the rate of reaction falls sharply and above pH 7 the reaction, although 100% results in 2-9% sulphur oxyacids being formed which have an adverse effect on the process. The presence of (III) results in rapid reaction together with inhibition of sulphur oxyacid formation i.e. the H2S oxidn. does not go beyond S formation.
Patent FR-2403566-A1 (FR)
Title: Torpedo self-guidance system - compares resultant voltage outputs of several acoustic detectors with step detector voltage
Inventor: RAIMBAULT PAUL
IPC: G05D1/12
Filed: 1975-09-11
Abstract: The system is designed to detect in water from a close ambient field noise the presence of noise emitted by a distant target. The system detects acoustic waves by means of an aerial (1). Several distinct listening channels (3n) are formed whose outputs are amplified. The voltage amplitudes of these outputs are compared. The resultant of this comparison being compared with a step voltage. The listening channel voltage outputs are amplified by an automatic gain amplifier. A continuous voltage equal to the average voltage of the amplified voltages after detection and integration is produced. This average voltage is used as common drive voltage for all the amplifiers.
Patent FR-2301612-A1 (FR)
Title: Auxiliary breaker for synthetic and artificial fibres - defelting roller groups separate fibres and present web to breakers
IPC: D01G1/08
Filed: 1975-11-19
Abstract: An auxiliary rebreaker for synthetic and artificial fibres in tows coming from a cutting or breaking machine, or, esp. from steam treatment in an autoclave, positioned upstream in a line producing a web, has a lattice bringing a number of fibres for the formation of a single web; a pair of feeder rollers; a defelting unit with >=2 drafting units running at working speeds increasing in the direction of motion of the fibres, arranged in series, >=1 of which is assembled on the frame, so that it can be displaced lengthways, and the spacing of the roller groups altered, each group comprising an upper roller working with a pair of lower rollers; and inactive zone through which the web moves freely; a breaker zone with >=2 drafting roller groups comprising upper and lower rollers, also running at speeds increasing in the direction of motion and arranged so that the spacing of the groups can be varied, broadly similarly to those of the defelting zone, but narrower; and a collector for the processed web layering it into the cans. Keeps the ratio of shorter fibres in the web to the minimum. Prevents the development of fly caused by the unwanted collateral breaking of short fibres, and raises throughput to the maximum.
Patent FR-2340522-A1 (FR)
Title: Vacuum trap, condensing fluids on refrigerated surfaces - with fluid following double passage, downwards and upwards, increasing contact time
IPC: F04B37/08
Filed: 1975-12-02
Abstract: An appts. for trapping corrosive fluids by condens. on refrigerated surfaces, consists of two cylinders joined together, one inside the other, closed at their ends, with a third cylinder between them, joined to them at the top but free at the bottom. There are an inlet tube and an outlet tube for the fluid and the whole is supported in a receiver contg. a refrigerant liq. The appts. combines the advantages of the two systems in which the contact surface is outside the appts. or inside it. It is readily usable, there is no contact with ambient air and it can be used in all cases where it is necessary to ensure the protection of vacuum pump systems, e.g. in laboratories and in chemical, pharmaceutical and electronic factories.