baber/WOPTO huggingface dataset:
Patent FR-2134134-A1 (FR)
Title: Moulding plastic resins - in which half moulds have semi-cylindrical formations together defining the resin inlet
IPC: B29C44/58
Filed: 1971-04-21
Abstract: Twohalf moulds (of e.g. a metal alloy) are secured together along a join line and the edges of the half moulds have semi-cylindrical formations which, when the half moulds are together, define an inlet to the mould. An injection nozzle is located in the inlet to introduce the resin, and subsequently a pair of jaws crush the inlet between them to seal the mould. The crushed walls of the inlet may be subsequently welded together. The moulds are used for moulding boat hulls, aeroplane parts, etc. from a foamable plastic, and the pressure during moulding can be accurately controlled to allow accurate control over the cellular structure of the moulded body.
Patent FR-2096758-A1 (FR)
Title: Sterilised chopped tomato - as an intermediate stage in mfr of tomato products
Inventor: NELSON PHILIP E
IPC: A23B7/154
Filed: 1971-05-25
Abstract: Process comprises washing tomatoes; chopping and cooling them to below ambient temp; subjecting them to a first heating step; deaerating; subjecting them to a second heating step sufficient to destroy the micro-organism Bacillus Coagulans; cooling; and aseptically storing the processed tomatoes.
Patent FR-2150624-A1 (FR)
Title: Packaging of trees and shrubs - treated with rooting cpd and with anti-fade cpd on foliage
Filed: 1971-09-02
Abstract: Method of packing trees and shrubs from nurseries in which the roots of the plants are coated with a hormone-based rooting cpd. and the foliage with an anti-fading product. The stimulation of rootlet formation and reduction of transpiration through the leaves ensures a vigorous plant which will transplant well. Treated plants are pref. kept in a transparent container impermeable to water vapour, e.g. a polyethylene bag, and the roots surrounded with a spongy material soaked in water to prevent drying out of the plants.
Patent FR-2172862-A1 (FR)
Title: Boride coated boron fibre - for reinforcing metal espaluminium
IPC: C23C24/00
Filed: 1972-02-24
Abstract: Reinforcing fibres or strips of boron coated with a boride of a gp. IVA, VA or VIA, metal M, prepd. by heating a boron filament in a gas contg. H2 and a volatile cpd. of M. Fibres are esp. used for reinforcing Al. Specif. the metals chosen have their dibonder isomorphous with AlB2 so that reinforcement uses much simpler techniques than in prior art.
Patent FR-2197237-A1 (FR)
Title: Semiconductor with two layers of different compsns - formed by gradually changing compsn deposited from one to the other
IPC: H01L21/205
Filed: 1972-08-22
Abstract: Semiconductor device is formed by applying to a substrate a layer of semiconductor cpd. of a first compsn. by vapour phase deposition, then while still depositing from the vapour phase, gradually changing the compsn. of the vapour being deposited to the second compsn., and finally depositing the second compsn. from a liquid phase. The product has much better adhesion and electrical and mechanical properties than in prior art.
Patent FR-2203054-A1 (FR)
Title: Absorption refrigeration control - using an orifice meter in vapour line to the generator
IPC: F25B49/04
Filed: 1972-10-13
Abstract: The appts. using a saline soln and having all the usual components is equipped with a device for limiting the flow of vapour to the generator. This comprises a device for measuring the flow associated with valving to increase or decrease the vapour flow between predetermined set points..
Patent FR-2214513-A1 (FR)
Title: Anti-clumping compsns for fertilizers - comprising mixts of alkylarylsulphonates and sodium salts of condensates of naphthalenesulphonic acids with formaldehyde
IPC: C05G3/20
Filed: 1973-01-22
Abstract: Anti-clumping agents for cpd. fertilisers comprising >=1 alkylarylsulphonates of (7-30)C together with an alkali metal salt of a condesn. prod. of a naphthalene sulphonic acid with formaldehyde. Pref. are (10-26)C alkylarylsulphonates. The compsn. is pref. used at 0.01-0.2% w/w in the fertiliser and pref. added together with an inert diluent. Pref. mixts. contain 20-95% of alkylarylsulphonate and 80-5% of formol condensate. The compsn. is pref. sprayed on the fertiliser which is then coated with substances such as talc, chalk, argile.
Patent FR-2223267-A1 (FR)
Title: Driving rollers for large trough conveyors - side or bottom rollers are mounted in a rocking frame, improving drive
IPC: B65G39/12
Filed: 1973-04-02
Abstract: In its simplest form, the frames are mounted each side of the trough. The side frames are formed as pairs of parallel rollers connected by cross pieces which have single mounting points. Fabricated spacers contain the drive for the rollers. A single bottom roller is used and is connected to each side frame. The complete unit is powered by its own motor, with a brake. Other versions have the rocking frame at the bottom with single or articulated side rollers. All have individual power units and the drive can be built up to suit the material conveyed.
Patent FR-2224113-A1 (FR)
Title: Broom with extending head and hinged handle - allows sweeping under low objects and extension improves sweeping
IPC: B25G1/10
Filed: 1973-04-09
Abstract: A broom with a hinged handle and extension pieces for the head is of interest to those concerned with sweeping public thoroughfares, parks and similar areas. The handle is hinged at the broom head to operate in the same plane as the length of the brush. This allows it to be used for sweeping under low objects, such as parked cars. An extension can be added each side of the broom head so that, when sweeping large open areas, a wider surface can be covered with less fatigue. A handle of oval section allows a good, firm grip.
Patent FR-2200491-A1 (FR)
Title: Air cooled condenser for water vapour - such as turbine exhaust, equalises duty of all condensing passages in tube bundle
IPC: F28F9/013
Filed: 1973-09-24
Abstract: In a condenser for water vapour etc. tubes lead out from a vapour header to a 'U'-return bend and return tubes lead back from the bend to a condensate collector. In the direction of cooling air flow through the tubes, the outermost tubes form one condensing passage and are first and last to contact cooling air, and their adjacent tubes, which form another condensing passage, are second and penultimate to contact the air. This arrangement largely equalises the condensing duty of each complete passage so that thermal efficiency is high, bulk and cost low.
Patent FR-2261612-A1 (FR)
Title: Electromagnetic relay of small dimensions - uses rocking magnetic arm to operate contacts in a sealed box
IPC: H01H50/04
Filed: 1974-02-18
Abstract: This electro-magnetic relay is assembled in a flat rectangular box. Its coil is fastened between right-angled pole-pieces (7, 8) which are fixed in a cradle that locates in a flat base. A magnetic rocker-arm (9) pivots between the angled poles and operates the centre blades (10, 11) of changeover contacts via a glass rod. The coil and contact connections are welded to terminal pins that pierce the flat base. After degreasing, the lid and base are sealed together under nitrogen. This assembly can produce a relay that measures 21.2 x 12.6 x 7mm.
Patent FR-2285130-A1 (FR)
Title: 2-Substd. methyl-4-aryl-piperidines - analgesics prepd. by cyclisation of 3-allyl-3-phenyl propyl-N-chloro-amine
IPC: C07C57/72
Filed: 1974-03-13
Abstract: Piperidines of formula (I) (where aryl = phenyl(opt. substd. by OH, CN, NO2, O-alkyl, O-aryl, O-acyl, halogen, CF3, NH2, or substd. amino) aromatic heterocycle such as pyridyl, or a condensed aromatic system such as anthracenyl or naphthyl; R2R3R4 and R5 = H or 1-5C alkyl; R1 and R'1 = H, 15C alkyl or alkenyl, cyclobutyl)-methylene, cyclopropylmethylene, aralkyl (the alkyl chain being optionally substd. by OH); Z = halogen, OH, O-acyl, O-Alkyl, O-aryl, NH2, CN or COOH). (I) are analgesics which do not cause dependence.
Patent FR-2264926-A1 (FR)
Title: Tractor with detachable loading shovel - has positioning pin on shovel frame fitting in tractor socket
IPC: E02F3/96
Filed: 1974-03-22
Abstract: The shovel arm and bucket are carried on a two part intermediate frame whose web at the front end has a pin movable longitudinally of tractor so that it may be inserted into a socket on the front of the tractor. The pin has a conical end which allows simple insertion into the socket. Each arm of the frame is split into two parts which may be locked together using pivot pins and nuts and bolts. Relative rotation between the parts of each arm is limited by stops on the ends of the rear parts. When the shovel arm and bucket are removed the rear may be supported by removable legs.
Patent FR-2274514-A1 (FR)
Title: Protective sheet for fragile parts - air cushion material used for wrapping parts or for pads
IPC: B65D81/03
Filed: 1974-06-17
Abstract: A length of thin flexible plastics sheet (1) has a large number of approximately hemispherical cavities (3) closely covering the whole of its surface. the second sheet (2)of material is the same size as the first and completely plain. The formed sheet is glued to the plain sheet, the cavities forming air spaces, or cushions, between them, and providing protection against breakage for wrapped parts. Alternatively, a suitable length may have its short sides brought together and glued to form a cylinder. Each end of this is then fixed together forming an angular pad, the additional air layer improving the protection given.
Patent FR-2246046-A1 (FR)
Title: Radial valve aperture for capacitor or accumulator housings - is produced by tool cutting slot-shaped valve aperture in housing extension
IPC: H01G9/12
Filed: 1974-08-13
Abstract: The radial valve opening in an axial, cylindrical, cup-shaped extension, protruding eccentrically from a cylindrical housing of a electrolyte capacitor or accumulator, is produced by rotating the housing about its longitudinal axis and cutting the valve opening by a cutting tool which is located next to the valve extension and cuts a slit-like aperture. The produced valve opening can be sealingly closed by a sleeve- or cap-shaped cover of elastic material. The cutting tool distance from the housing axis of rotation equals the inner diameter of the valve extension. The arrangement safeguards cutting out of about 1/3 of the valve extension circumference.
Patent FR-2254869-A1 (FR)
Title: Electric switch with two parallel, rigid contact plates - has switching elements seated in space between the two plates
IPC: H01H1/029
Filed: 1974-12-12
Abstract: The two rigid contact plates are parallel and at a distance to each other. The switching elements mounted in the gap are each in the form of an insulating block, contng. particles of conductive material. In relieved state of the block the particles are out of contact and the block is non-conductive. On certain compression of the block the particles come into contact and form conductive paths through the block which engages both plates. A guideway keeps the two plates parallel, while permitting a motion towards and away from each other. A stop arrangement permits, under spring bias, a maximum separation of the plates just sufficient to bring the blocks into relieved, non-conductive state.
Patent FR-2250085-A1 (FR)
Title: Nozzle box for roller dryer - has wall inclined to material-guiding plane with right angled setbacks and round blowing nozzles
IPC: F26B13/20
Filed: 1974-12-30
Abstract: Nozzle box for a roller dryer for lengths of material has a wall inclined in the forwarding direction toward the plane in which the material is guided and with an angular setback. The wall has at least two right-angled setbacks behind each of which in the wall there is a row, running transversely of the direction of forwarding, of round blowing nozzles with axes at 90 deg. to the wall. The inclination of this wall to the plane of guiding of the material is 5-15 deg. from the first setback. Trouble-free, contactless guiding of the material, and a high specific drying efficiency, are obtained.
Patent FR-2297165-A1 (FR)
Title: Pleasure craft with alternative lower and upper steering positions - using the same controls for each position
IPC: B63B15/00
Filed: 1975-01-08
Abstract: The craft is a power craft fitted with a steering and control position. The control position consists of a steering wheel and power control board with a a pilot's seat (4). The lower control position is inside the craft and under cover of a hood. The seat and controls are supported by a hydraulic jack (11) which is supported on the base of the craft. The steering position may be raised by means of the hydraulic jack to the upper steering position. This affords better all round viewing than the lower one. The lower position however affords better stability for the craft.
Patent FR-2297426-A1 (FR)
Title: Oscillation analysis system for dynamic objects - has switching system for variable gain amplifier and dephasing unit
IPC: G01R27/28
Filed: 1975-01-10
Abstract: An oscillation analysis system for an object in a dynamic state has a variable gain amplifier (3) for difference signals connected to an indicator (4) and an adjustable dephasing unit (5) connected by a periodic switching system (6) to the oscillation source (1) and the object (2) in the dynamic state, so that phase angle, the speed of operation, the signal amplitude and also one capacitance and inductance of the elements of the oscillations can be monitored. The dephasing unit (5) has a summer and operational amplifier in parallel, and a negative raction circuit which has a variable capacitor and a resistance in parallel.
Patent FR-2305803-A1 (FR)
Title: Automatic character reader for printed tickets - operates using television camera which scans matrix containing characters
Inventor: LAVOISIER CLAUDE
IPC: G06V30/224
Filed: 1975-03-28
Abstract: The automatic character reader uses a television camera, for scanning the characters printed on a ticket according to a given elemental matrix, with selected darkened zones, so that the characters can also be seen by the eye. Each ticket has a horizontal and vertical reference trace, with a reference mark (1) at the head of each column of the matrix and a reference mark (2) at the front of each line. For each scanning frame of the camera, the horizontal reference trace (1) is used for the horizontal control and the latter is conjunction with the vertical reference trace (2) causes the output signals from the camera to build up a binary matrix representing the scanned character. This binary matrix has a binary value of '1) for each darkened zone of the character matrix and a binary value of '0' for each lighter zone.
Patent FR-2269762-A1 (FR)
Title: Display device comprising a solid electrolyte - with thin metal electrode on one surface and a transparent electrode on the other
IPC: G02F1/15
Filed: 1975-04-28
Abstract: Display device, without moving parts, to transcribe information transmitted by electrical signals into a visible form comprises a solid electrolyte which conducts ions of at least one metal, having properties of absorption and/or reflection of the visible part of the electromagnetic spectrum of radiation, which differ sufficiently from those of the electrolyte that when the surface is coated with a thin layer of the metal a visual contrast is produced with the surface of the electrolyte. The electrolyte is contacted with at least one transparent electrode on the surface opposite to the one coated with the thin film of metal. The device also incorporates a means for applying to the electrolyte an electric field of a strength less than its breakdown strength and having a polarity variable as a function of electrical signals which are to be transcribed. For displaying in a temporary or permanent manner results of measurements and other similar information furnished by industrial scientific apparatus or operators. The device does not use complex electronic circuits to detect the end of a display period and to remove the display, nor does it use a high voltage supply. Avoids use of colloids with poor reversibility and low stability.
Patent FR-2271020-A1 (FR)
Title: Plastics sheet blowing from tube - using reduced temp. by evaporation of nitrogen or similar fluid
IPC: B29C48/10
Filed: 1975-05-16
Abstract: Method of fabrication by blowing is claimed for sheets of plastics matl in an installation ensuring direct internal cooling of a flexible tube which is to be formed into sheet, and through which the blowing fluid is blown, and is characterised in that the fluid is injected into the duct at low temp. as a liquid which evaporates inside the duct, the fluid being injected at supersonic velocity. The fluid is pref. N2. The plant for producing the sheet is much simpler and cheaper to construct and maintain than plant of prior art using a ventilator through which water runs to coal air used to blow the plastic sheet, while condensate has to be collected and pumped away from the heat exchanger. Cooling is faster.
Patent FR-2314454-A1 (FR)
Title: Collector for solar radiation energy - has water tubes supported individually within reflecting case to heat tube all round
IPC: F24S23/70
Filed: 1975-06-12
Abstract: Water to be heated circulates through a tube which is supported within a case. The case surrounds the tube on its lower half but does not touch it. The inner surface of the case is symmetrical and consists of two outer portions at 30 deg. to the vertical, followed by two short vertical portions followed in turn by two portions at 45 deg. to the vertical which are joined by a bottom horizontal portion. The whole of this surface is lined with reflecting material. The reflecting surface focuses solar radiation on the lower half of the tube which is not reached by direct radiation and thus produces even heating all round the tube. Several such assemblies form the complete collector.
Patent FR-2320893-A1 (FR)
Title: Tower crane with pivoting jib - has crab travelling for entire length of main and tail jib sections
IPC: B66C23/74
Filed: 1975-08-12
Abstract: The tower crane has a main and tail jib pivot-mounted on the top of the tower and extending to opposite sides of it. The upper longerons of the main (2) and tail (3) jibs form an uninterrupted track for a crab (8) with hoist rope, and whose travel motion is determined by two hoist blocks at opposite sides of the crane. Thus when the crab travels onto the tail jib, which is equipped with tie ropes, the blocks travel past the tower on opposite sides. The hoist rope can be anchored to the winch and from there reeved round pulleys at the tower head and the rear end of the tail jib (18), pulleys on crab and hoist block (12), others at the jib head and back to an anchorage point on the tail jib.
Patent FR-2291798-A1 (FR)
Title: Spray nozzle for a plant protective purposes - uses inclined nozzle outlet, to prevent dripping, and improve distribution
IPC: B05B15/65
Filed: 1975-10-28
Abstract: The spray nozzle body has a cylindrical axial bore, and radial bores opening into it. The nozzle outlet consists of a radial slit at the front end of the axial bore. The radial slit has parallel end surfaces (14, 15) and extends at an angle (B) of 80 deg. to the axial bore (11) of the nozzle body (10). The rear end surface (15) extends to the height of the central axis (12) of the axial bore. The front end surface (14) projects past this central axis. The distance between the two end surfaces is approx. 2mm. Near the nozzle outlet, the nozzle body is eccentrically turned, so that the central axis of this section (16) is staggered by approx. 2mm relative to the axial bore axis.
Patent FR-2331387-A1 (FR)
Title: Stippled wall relief surface painting appts. - has small dia. balls rolled over stippled surface for application of paint stored in closed container
IPC: B44D2/00
Filed: 1975-11-13
Abstract: The device is for selectively coating the relief surfaces of a stippled wall while at the same time leaving the recessed section intact. The colouring of the relief section is achieved using a large number of small balls whose diameter is larger than that of the hollows in the wall stipple. The balls are manufactured of glass or plastic and apply the covering substance by a painting action. They are immersed in the viscous, slow drying material which is stored in a closed container with a removable lid. A stirrer is incorporated in the container for maintaining the substance in a fluid state.
Patent FR-2312336-A1 (FR)
Title: Double trimming saw alignment system - has sets of aligning sensor devices with limit stops between parallel beams
IPC: B27B31/06
Filed: 1975-11-27
Abstract: The alignment system for use with wooden trunks or beams which are to have both their long sides simultaneously trimmed using a double trimming saw. Sensor devices are situated some distance from each other. A second device (11a, 21a, 31a) makes contact with the workpiece side opposite the first sensor device (11, 21, 31). These sets of sensors can be adjusted into firm contact with the workpieces being processed. At least one of the sensors has a stop or cam (16, 26, 36) attached to one of the long edges opposite it, limiting the line up path of the sensors and absorbing the tension of the opposite sensor.
Patent FR-2337223-A1 (FR)
Title: Treating small quantities of clothing in large capacity machines - by sealing in bags, prior to treatment, to reduce amt. of solvents or other agents required
IPC: D06L1/02
Filed: 1975-12-29
Abstract: Process for treating small quantities of clothes or similar articles in a machine of large capacity comprises sealing the articles and the required treating agent in a flexible non-porous bag. The bag is tightly sealed to trap a vol. of air equiv. to >=101/kg. clothes. The closed bag is agitated in the machine then the contents are emptied and the usual subsequent operations are effected. Pref. of sufficient size for it to remain flexible after sealing and is sually of a flexible plastics material such as polyethylene, in the form of a tube sealed at its ends. Different types of articles may be sealed in different bags to be agitated together in a large machine then drained and dried in the normal manner. Method is esp. useful for cleaning suede and leather articled which required different treatments than textiles but can be effected simultaneously by this process. Cleaning and dyeing of separate articles can also be performed at the same time. Smaller amts. of solvents and treating agents are thus used whilst using the machine to fuller capacity.
Patent FR-2377318-A1 (FR)
Title: Transmission for bicycle with auxiliary motor - has pedal shaft freewheel with internal gear ring formed by roller chain fixed on disc
IPC: B62M6/10
Filed: 1977-01-14
Abstract: The transmission is for a bicycle with auxiliary engine having a pedal driven input shaft (8) and a concentric motor driven shaft (7). The output shaft (12) drives a road wheel via a single transmission (14) and the first shaft (7) is coupled with the shaft (12) via a connection (9, 10, 11) acting in both directions, whilst the second shaft (8) is coupled via a uni-directional connection (17, 16). The unidirectional coupling has a freewheel connected with the output shaft and meshing with an internal-gear wheel on the second input shaft (8). The internal ring gear wheel is formed by a roller chain (25) fixed to a disc (24) secured on the second input shaft (8).