baber/WOPTO huggingface dataset:
Patent FR-2000737-A1 (FR)
Title: Tyre with a carcass and an elastomer tread with a
IPC: B60C9/20
Filed: 1969-01-24
Abstract: Tyre has a carcass, an elastomer tread, and a reinforcement which is wholly embedded in the elastomer material of the shoulder of the tread, besides being optionally embedded in the rest of the tread. The tyre construction gives shoulders of increased strength, with high resistance to breaking. The construction is especially useful for tyres for aircraft, and for tyres for earth-shifting machines, which are occasionally used on roads.
Patent FR-2034217-A1 (FR)
Title: Indol-3-carboxylic acid derivatives
IPC: C07D209/42
Filed: 1969-02-26
Abstract: Indol-3-carboxylic acid derivatives Cpds. of formula: with herbicidal properties (where R1 and R2 are H or alkyl, aralkyl or aryl, or (R1 and R2 and N atom) form a 5-, 6-, or 7-membered ring which may contain another heteroatom, esp. a N atom, and X is H, halogen, 1-5C alkyl, 1-5C alkoxy, aralkoxy, trifluoromethyl, hydroxyl, amino, carboxylic acid or sulphonic acid gp. and Y is halogen, 1-5C alkyl, 1-5C alkoxy, aralkoxy, trifluoromethyl, hydroxyl, amino, carboxylic acid or sulphonic acid gp.) are prepared from 2-aminophenyl cyanoacetic acid by hydrogenolysis.
Patent FR-2026120-A1 (FR)
Title: Fabricn of glassware
IPC: C03B27/012
Filed: 1969-12-12
Abstract: Manufacture of glass objects By chilling a shaped and flame polished object rapidly to ordinary temp., then soaking or refiring. If the glass has high coefficient of expansion the object is heated at 550-650 degrees C for 3-6 mins., at 680-720 degrees for approx. 5 mins., and is then chilled rapidly to 50 degrees C is approx. 2 mins. If the glass has low coefficient of expansion, it is heated to 560 degrees for 7 mins., maintained thereat for 1-3 mins., cooled over 10 mins. to 490 degrees C, and then cooled to ordinary temperature over 20 mins. The object may be decorated before the reheating steps.
Patent FR-2132506-A1 (FR)
Title: Heterocyclic polymers formed by reaction of
IPC: C08G18/38
Filed: 1971-04-05
Abstract: The polymers contg. repeating units of formula:- (where X = NH or N-acyl), are made by reaction of diisocyanates with HCN is solvent and a basic N-contg. or an Sn, Pb or P-contg. org. catalyst at 10-25 degrees C. The polymers have a wide variety of props depending on their compsn. and m. wt., and are suitable for use as fibres, films, foams, moulded articles and in electrical insulators.
Patent FR-2130437-A1 (FR)
Title: Soft chee prodn plant - with multiple mould tray press and stacker
IPC: A01J25/12
Filed: 1972-03-17
Abstract: The whey is partly drained from the curd in the initial process plant and wet curd measured in portions into multiple mould trays. Each mould has a shoulder esp, sharp edged between a wider top and narrower bottom bore, a further drainage slit in its wall and a mesh bottom surface. After filling the trays are stacked, mutually, offset, in transit frames and pass on an overhead conveyor to an alignment station so that they can be partially telescoped by vertical pressure to complete drainage. The dry curd then fills the lower parts only of the moulds and the stack can be further handled as a whole e.g. for salting.
Patent FR-2138006-A1 (FR)
Title: Ingot mould base plates - with linings whose thermal conductivity and capacity reduce base plate erosion
IPC: B22D7/06
Filed: 1972-05-17
Abstract: Ingot mould base plate has an opt. partial layer (I) of a material whose thermal conductivity and capacity per unii of volume are > those of the rest of the base plate, pref. > those of the rest of the ingot mould. (I) is pref. a low m.pt. metal, e.g. Al, silicon or Ca or an alloy of one of these with Fe, covered with a highly heat conductive skin, e.g. Cu, Ti or W.
Patent FR-2175823-A1 (FR)
Title: Ferrophosphorus recovery from slag - by quenching silicate phase in water and grading to separate ferrophosphorus
IPC: C22B7/04
Filed: 1973-03-08
Abstract: The slag is formed during the thermal prodn of P from crude phosphate. The ferrophosphorus is sepd. by grading, e.g. in aq. medium, by gravity e.g. using tetrabromoethane decantation, screening and/or electrostatic sepn, and/or other known methods. The product may contain e.g. 99.52 wt % ferrophosphorus and 0.48% Casilicate.
Patent FR-2220281-A1 (FR)
Title: Perfusion rate control and safety device - has photoelectric cells slidable on vertical tube parallel to vessel
IPC: A61M5/168
Filed: 1973-03-09
Abstract: Variation of liq. level in the vessel is automatically controlled and data provided whatever the nature or opacity of the liq. such as blood. Photoelectric cells are positioned on a vertical transparent tube, parallel to the connection between vessel base and tube, a common level being established in both. The cells can be arranged to slide along a graduated scale on the tube, the upper one being above the level, while the lower one is at the appropriate level below it to trigger the level control.
Patent FR-2182201-A1 (FR)
Title: Evapg fatty acids - by low press distn after preheat treatment
IPC: C11C1/10
Filed: 1973-04-27
Abstract: Pre-treated prod., esp. pre-distilled fatty acid, is heated to just below the b.pt. of the middle and high fatty acids, the press. in the heating device being higher than that in the distn. vessel; the pre-heated, pre-treated prod. is then atomised into the distn. vessel. Pre-heating outside the vessel and consequent redn. of the temp. in the vessel results in less decompsn. and polymsn. and so improves the thermal efficiency of the process.
Patent FR-2228613-A1 (FR)
Title: Modular panels of prefabricated cores between plastic skins - made using reciprocating bars to apply flexible laminates
IPC: E04C2/40
Filed: 1973-05-07
Abstract: Panels are made by using reciprocating pivotted bars to deploy a flexible laminate across the surface of a mould, loading the lined mould with one or more prefabricated core blocks, and then re-deploying a further length of the same laminate back across the cavity surface to enclose the core block(s), and laminate with the exposed surfaces of the supporting layer. The composite structure is subsequently heated to fuse or bond and cure the laminate covers together. Used for the mfr. of flat or curved panels of e. g. glass fibre reinforced polyester resin laminates incorporating fibrous or cellular core blocks. Cover layers may be bonded face to face between the core blocks as well as around them. Also used for the (semi)continuous reproduction of panels or partitions with acoustic and/or thermal insulation properties.
Patent FR-2183972-A1 (FR)
Title: Yarn crimping compaction chamber - following compaction chamber feed rollers by steam supplying guides
IPC: D02G1/12
Filed: 1973-05-04
Abstract: Synthetic yarn compaction crimping chamber comprising a pair of flat plates one of which is pivotably movable to the other is provided at its inlet with a pair of feed rollers forming a nip on the outlet side of which the plates are provided with steam injection nozzles directed towards the nip and effective to uniformly impregnate the yarn to enhance the fixing of the yarns in the chamber.
Patent FR-2231571-A1 (FR)
Title: Wall mounted liquid soap dispenser - is pressed at centre to force soap into overhead discharging tube
IPC: B65D1/32
Filed: 1973-05-30
Abstract: The dispenser is a shallow plastic cylinder whose axis extends horizontally; one end face of the cylinder being glued by a double faced adhesive sheet to a wall. The top of the dispenser has an opening with a cap attached by screwing or similar. A tube extends from the bottom of the dispenser, passes through a sealed opening in the cap and is bent so that the tube opening discharges downwardly above the centre of the dispenser end face. At least the end face is flexible such that finger pressure may be applied to force soap, detergent, etc. up the tube, from which it falls onto the fingers.
Patent FR-2237160-A1 (FR)
Title: Multi tubular finned radiator for vehicle engine coolant - comprising metal tube between plastic reservoir manifolds of matched thermal expansion
IPC: F28F9/00
Filed: 1973-07-13
Abstract: Heat exchanger esp. for coolants in i.c. engines, for circulating a liquid through parallel finned metal tubes in a cross flow draught, where the tubes are mounted at each end into manifolds made of synthetic resin incorporating fillers, specif. glass fibre reinforced polyphenylene oxide, to make the plastic component match the coefficient of thermal expansion of the metal. The composite construction also avoids brazing or welding, reduces risk of interfacial leaks when the unit is subjected to localised rapid temp. changes and utilises thermal conductivity of metal components for rapid heat exchange.
Patent FR-2237268-A1 (FR)
Title: Cassette player cassette handling mechanism - slides guide edges of cassette either side of insertion aperture
IPC: G11B15/675
Filed: 1973-07-13
Abstract: The guide rails (8) are formed by the two arms of a U shaped element, with the cross arm (9) of this element ensuring the rigidity of the rails (8). The ends of the latter adjacent the insertion aperture are connected via pivots (12) to the ends of a U shaped frame (10) whose cross arm (11) defines a fixed pivot axis. The opposite end of each rail (8) is connected via a further pivot (14) to the end of a crank arm (13) lying parallel to the arms of the U shaped frame (10) and pivoting about an axis (15) parallel to that of the frame (10). The cassette moves vertically into alignment with the magnetic head unit.
Patent FR-2238923-A1 (FR)
Title: Measurement of shaft transmitted torque - is by use of two magnetic tracks and four pickups
IPC: G01L3/10
Filed: 1973-07-27
Abstract: The torque transmitted by a rotating shaft is measured by placing two tracks 22, 21, with identical markings onto the shaft, well apart and perpendicular to the axis of rotation. Two or more reading heads, preferably four, are placed in the same line parallel to the axis of the shaft and one opposite each track. In rotation the outputs will differ in time according to the relative twist between the two tracks-and hence on the torque. Preferably the tracks and heads are magnetic and the signals applied to two dual input ORs whose outputs drive the set and reset inputs of a flip flop. Its output is integrated and applied to an opamp with a preset offset voltage to allow for alignment errors.
Patent FR-2242319-A1 (FR)
Title: Control system for a mobile crane - pneumatic compressor supplies independent reservoir feeding control circuits
IPC: B66C13/18
Filed: 1973-08-29
Abstract: Rotary distribution header for use on mobile lifting and slewing cranes is used with low pressure air to operate the control systems. The inner body (21), on the chassis, has in its wall a series of deep holes (1a to 6a). Horizontal holes communicate with annular grooves (1b to 18b) in either wall of the body depending on the circuit. An outer sleeve (20), fixed to the rotating member (D), fits over the inner body, with takeoff points (1 to 18) from the corresponding annular grooves (1b to 18b). Seals (23) fit between all grooves. An inner core (22) is used for extra circuits. Mounted on a thrust race (25), it has annular grooves (22a), seals (24) and takeoff points (22b).
Patent FR-2244126-A1 (FR)
Title: Seal for vehicle headlamp bulb - has sleeve between bulb and reflector housed inside outer cover
IPC: F21V17/00
Filed: 1973-09-19
Abstract: A vehicle headlamp has a sealing arrangement for the bulb (5) where it passes through the middle of the reflector (2), which includes an outer sleeve (6) with a rim (6a, 6b) which is forked in section, into which fits a tongue protruding rearwards from a resilient sealing ring (8) with a curved surface held onto the curved outside face of the reflector, by two spring clips (10). Around the body of the bulb is a stepped and flanger sleeve (4) with a front shoulder which fits into the hole in the centre of the reflector, and held in position by a spiral spring (11), this spring and the sleeve (4) being housed inside the outer sleeve (6). The electrical leads pass through a block (16) held on the inside of the rear wall of the sleeve (6) by a screw (18) through its centre.
Patent FR-2203793-A1 (FR)
Title: Sepn of acetylenes from pyrolysis gases - by 4 stage solvent extraction with separate isolation of acetylene and higher acetylenes
Inventor: MOGENSEN S
IPC: C07C11/22
Filed: 1973-10-23
Abstract: Acetylene and higher acetylenes are sepd. from crude pyrolysis gases by (a) separating the higher acetylenes and a minor amt. of C2H2 in a 1st column at high pressure and ca. ambient temp. using a small amt. of solvent; (b) isolating the C2H2 in a 2nd column at ca. atmos. pressure and ca. ambient temp.; (c) purging the higher acetylenes at high temp. by introducing a small amt. of H2-rich gas sepd. in a 3rd column from the gas remaining after the extraction in the 1st column, the 3rd column operating at high pressure and ca. ambient temp. and being supplied with a large amt. of solvent; and (d) sepg. the C2H2 dissolved in the solvent from the 3rd column in a 4th column operating at a pressure close to atmos. press. and high temp.
Patent FR-2205308-A1 (FR)
Title: Luteal hormone-releasing hormone prepns - for treatment of hypothalamus insufficiency by intranasal admin.
IPC: A61K38/09
Filed: 1973-11-05
Abstract: Compsns. contg. LH-RH together with (a) an aq. buffer of pH 4-7.2, (b) an isotonic additive, opt. (c) a polymeric binder, opt. (d) a preservative, and opt. (e) a propellant, and designed for intranasal admin. for treating hypothalamus insufficiency, and producing ovulation in females and satisfactory spermatogenesis in males.
Patent FR-2318678-A1 (FR)
Title: Epitaxial growth of doped semiconductor - with improved dopant distribution using oxygen added to the gas stream
Inventor: LAUVRAY HUBERT
IPC: H01L21/205
Filed: 1973-12-13
Abstract: Layer of doped semiconducting material (Si) is deposited epitaxially onto a number of substrates heated to the reaction temp. in a reactor chamber flushed with at least one gaseous halo cpd. of the semiconductor material and a gaseous hydride of the dopant with hydrogen as the carrier gas. A current of dry oxygen carried in a neutral gas (A-r) is added to the gas flow before it enters the chamber, such that the O2 content is =2 (1-2)ppm. The homoglueity of deposition characteristics is improved together with the distribution of the dopent alone the chamber contg. the substrates, compensating for the impoverishment of the dopant explained in prior art.
Patent FR-2222322-A1 (FR)
Title: Neck tube for colour television tube - consisting of oxides of silicon, aluminium, lead, sodium and potassium
IPC: H01J31/20
Filed: 1974-03-22
Abstract: The title glass compsn. contains (wt.%) 47.0-54.0 SiO2, 2.0-5.0 Al2O3, 31.0-36.0 PbO, Na2O and K2O and 0.0-1.0 alkaline earth oxides the total content of SiO2, Al2O3, PbO, Na2O and K2O being at least 98, the sum of Na2O and K2O being 10.0-15.0, and the wt. ratio Na2O/K2O being 1.
Patent FR-2271725-A1 (FR)
Title: Telephonic conference system with speech detector - enables speech from one participant to block all other transmissions
IPC: G10L25/78
Filed: 1974-05-17
Abstract: A telephone conference system where a number of telephone lines are interconnected to permit bidirectional communications between all the users has a detector which operates when a person speaks to connect amplifiers into the transmission system. A speech detector comprising an amplitude and frequency detector is connected to the bidirectional access line for each conference participant. A switching unit in the form of a Wheatstone bridge has the access line as one arm with the unidirectional transmission and reception lines connected to the diagonals. A blocking circuit in the form of a bridge is connected to the transmission line and includes s switched gain amplifier. This circuit maintains a constant line impedance. The blocking circuit for each participant is operated when one participant speaks.
Patent FR-2238071-A1 (FR)
IPC: F04D29/056
Filed: 1974-07-18
Abstract: The present invention relates to magnetic support of the rotor structure in vacuum pumps, particularly turbomolecular pumps. This magnetic support eliminates the requirements for bearing lubricants, and the consequent degradation of the vacuum to be produced by lubricant vapors.
Patent FR-2246436-A1 (FR)
Title: Steering device for motor vehicles - has steering box steering column and steering handle supported on frame via elastic component
IPC: B62D27/04
Filed: 1974-10-02
Abstract: Steering device for motor vehicles, especially for vehicles used in agricultural or construction applications, with a combustion engine as drive, with a steering box held by a frame or body and with steering column with a steering handle elastically supported with respect to the frame. The steering box with the steering column and steering handles is supported on the frame or body via a rotary elastic component with a turning axis parallel to the engine crankshaft. This elastic component is in the form of a leaf spring tensioned directly or indirectly with the frame. Its path between the tensioning points is tensioned with the steering box housing.
Patent FR-2246596-A1 (FR)
Title: Moulded articles from minerals and phenol-aldehyde resin - contg. boric acid as catalyst
IPC: C08L61/10
Filed: 1974-10-09
Abstract: Moulded articles based on mineral materials and a water-soluble phenol-aldehyde resin are produced using a pre-neutralised resin contg. 1-6 wt. % boric acid, the hardening of the articles being effected under dehydrating conditions with an internal temp. of =150 degrees C. The process can be used to make sand-based wall boards.
Patent FR-2290314-A1 (FR)
Title: Ring-type bookbinder - has rings formed by blades with complementary protrusions and cavities at mating ends
IPC: B42B5/10
Filed: 1974-11-08
Abstract: The rings are formed from blades threaded into marginal perforations in the sheets to be bound and emanate from a rib. The blade ends have complementary protrusions (42) and cavities (29) which engage together when the blade ends are brought together to form the rings. The elasticity of the blade material helps maintain the rings in the locked positions, there being stop faces working together on protrusion and cavity. The design is particularly for use with notebook or agenda compiled for meetings etc., the sheets being held securely in place once bound.
Patent FR-2283031-A1 (FR)
Title: Preventing liquids from freezing in mobile car washer - by using circuit injecting anti-freeze into system under thermostatic control
Inventor: EVERS HEINZ
IPC: B60S3/00
Filed: 1974-10-24
Abstract: Anti freeze products are introduced into the washing system each time the machine stops if the outside temperature is sufficiently low, and by automatic means. An exterior thermostat actuates an anti-freeze product pump to reach necessary parts of the equipment. This pump running time is limited to that required for anti-freeze to reach all parts by a timed relay. The concentration of anti freeze is regulated by the outside temperature, being mixed with water via a butterfly valve, which can be regulated.
Patent FR-2253159-A1 (FR)
Title: Hydraulic actuator for ship's rudder - ring shaped piston has spherical seating surfaces and houses locking rings
IPC: F15B15/12
Filed: 1974-11-07
Abstract: A hydraulic actuator for the vertical spindle of the rudder of a boat, is ring shaped, enclosing the spindle, and has a lower casing portion (5) and an upper casing portion (6) forming a hollow ring shaped chamber between them, enclosing an arc shaped piston (18, 19), with inlet and outlet (14, 15) to one side for the hydraulic fluid. The lower portion (5), has a central cup shaped region (22) and a seal (25) forming a seating for the spherical lower part (11) of the piston, and a top cover (7) also has a sloping seating surface and a seal (26) for the top of the piston. A hollow in the centre of the piston houses a stack of inflatable locking rings (37) with vertical compression screws through them, for locking the rudder spindle (1) to the piston. The arrangement takes up shock loads and misalignment.
Patent FR-2257999-A1 (FR)
Title: Integrated cct with low collector resistance transistor - has layer zone in semiconductor substrate both provided with layer zone of opposite conductivity
IPC: H01L21/74
Filed: 1974-12-17
Abstract: A layer zone of first conductivity is formed in the substrate surface of the same conductivity, and a second layer zone of opposite conductivity is provided on the common surface. Inside the surface of the second zone is formed a third layer zone of the first conductivity, and a fourth layer of first conductivity is formed over the second layer and the third layer zone. The first and third layer zones extend up to overlapping elements into the second layer in orthogonal direction. These two zones form a deep layer zone of first conductivity extending through the fourth layer down to the substrate. The fourth layer contains the transistor base formed across the third layer zone. An emitter zone of first conductivity is formed into the base zone and contacted. The collector contact is provided on the substrate.
Patent FR-2293563-A1 (FR)
Title: Double glazing system for existing window - has double adhesive sided strip securing pane on existing pane
IPC: E06B3/54
Filed: 1974-12-02
Abstract: A simple system of double glazing which can be carried out by unskilled labour uses secondary panes of glass added to the existing panes, and does not require modification of the existing window frame. A rectangular sealing strip, e.g. measuring 6 x 10 mm, made of resilient or semi-resilient, solid or hollow material with an adhesive layer on two opposite faces is used to secure the panes. The strip is attached around the edges of the existing glass planes, then onto the remaining adhesive face of the rectangular seal, trapping a layer of air between.
Patent FR-2262501-A1 (FR)
Title: Table grill unit with double grid - has twin level bearings for grid providing sufficient space for turning
IPC: A47J37/04
Filed: 1975-02-27
Abstract: The table grill unit comprises a heating element enclosed in a rectangular housing which is also a double grid formed by two superposed grids. These are supported by holders which are detachably mounted at each end of a rotary spit which extends from one side wall to the other right through the inside of the housing and ending in a handle on the outside. The bearings for the grids on the sidewalls are mounted in two planes so that in one position the food on the grid can be cooked adjacent to the heating element and in the other position there is enough room between the grid and the element for the grid to be turned over to allow the other side to be cooked.
Patent FR-2302979-A1 (FR)
Title: Porous ceramic prod., esp. wall partition mfr. - by firing dry clay particles mixed with additives such as talc, cordierite
IPC: C04B33/13
Filed: 1975-03-06
Abstract: Porous ceramic product is prepared by firing and subsequently cooling, dry clay particles mixed with an additive such as talc which ensures development during firing of supplementary crystalline phases. Used for mfr. of wall partitions. The mechanical properties of the product are improved compared with prior art products without the supplementary phases. The length of the cooling cycle can be shortened without alteration of the product. The additive may be added in amount 2-10 (2-5) wt.%. The preferred additives are tacl alone or mixed with seed crystals of cordierite esp. Artal (RTM). Other suitable additives include magnesian clay esp. of the chlorite type, and several other alkaline earth metal carbonates (3-7%) such as dolomite, CaCO3. The total amount of additives should not exceed 20% (2-15%) of the wt. of the dry clay.