baber/WOPTO huggingface dataset:
Patent FR-2183738-A1 (FR)
Title: Automatic flip-over mechanism - for moving suspension conveyor bars eg for lengths of textile material
IPC: D06B17/06
Filed: 1973-05-03
Abstract: The pref. horizontal bars are linked by >=1 drive chain and pulled along horizontal end rails through steam or hot-air treatment chambers for the lengths of textile draped over them. One end of each bar has fixed rigidly to it a symmetrical double-armed lever each arm carrying a spigot, parallel to the bar, with a running roller or with low friction coating. These bogies pass at intervals over and through inverter blocks fitted in the rail at that side of the chamber. Each of these blocks has an upper running surface in the approx. shape of a quarter circle whilst a pair of parallel running faces in the lower part of the block define an approx. sine-wave shaped path for one of the spigots so giving the bogie and the bar a twist of 180 degrees about its own axis.
Patent FR-2230936-A1 (FR)
Title: Multi-purpose lamp which conditions air - has light bulb fitting in recess of vessel containing melting solid
IPC: F21V33/00
Filed: 1973-05-25
Abstract: The lamp emits by evaporation deodorant and disinfecting vapours at regular intervals, and at the same time provides light and heat, using a solid mixture melting at low temperature. It comprises a vessel, preferably transparent, with a recess formed in its base extending deeply into the part containing the solid mixture, which typically comprises paraffin mixed with the active deodorising agent, etc. An electric light bulb can be fitted into the recess. The fact that the material solidifies when not in use avoids the risk of spillage when handling.
Patent FR-2235871-A1 (FR)
Title: Office furniture raising and lowering mechanism - has supporting cradle working in vertical guides on base
IPC: A47B17/02
Filed: 1973-07-02
Abstract: The mechanism is particularly for units having several sliding tables one above the other, allowing the height to be adjusted to suit individual users. The complete unit is placed on a cradle joined to two slides (5) working in vertical guides. These are mounted on a base and the height of the slides. Typically, adjustment can be effected by an endless cable with parallel runs, and compensating springs, for safety purposes and to lighten the load, hooks between the cradle and the top of the mechanism. A transverse counterbalancing bar can be provided, sliding in the guides and having the cable attached to it.
Patent FR-2254880-A1 (FR)
IPC: H01L29/74
Filed: 1973-12-12
Abstract: Power thyristor having rapid triggering, comprising a triggering emitter. On the cathode face, the separation line between an intermediate zone of the base and the main emitter, a line from which the firing of the thyristor is effected, has a symmetrical corrugated shape allowing an interdigitation which is also symmetrical. Application to the increasing of the triggering speed of power thyristors without any noticeable reduction in the maximum value of the intensity.
Patent FR-2212348-A1 (FR)
Title: Liq. co polymers of conjugated dienes - prepd using catalyst contng. org. nickel cpd. and alkyl aluminium halide or an organometallic cpd. halo cpd. mixture
IPC: C08F210/00
Filed: 1973-12-26
Abstract: Liquid polymer for use in paints, and as intermediate for synthetic perfumes and plasticisers, is pref. by polymsg. a conj. diene, opt. together with an aromatic vinyl cpd., and 0.01-100 mole ethylene or propylene per mol diene in the presence of a catalyst consisting of (1) a nickel carboxylate, an org. nickel complex, tetracarbonyl-nickel, or an organonickel cpd. with a pi-bond and (2) an alkylaluminium halide of formula RnA1X3-n (where R is alkyl, phenyl, or aralkyl; X is chloride, bromine or iodine; and n is 1-2) or (3) a combination of (a) an organometal cpd. of formula A1R1R2R3, (R)2Mg, (R)2Zn or RLi, (where R1 is H, fluorine, alkyl, cycloalkyl, aryl or aralkyl; and R, R2R3 are each alkyl, cycloalkyl, aryl or aralkyl), and (b) a halogen cpd. selected from chlorides, bromides or iodides of group III, IV, V or VI metals, or their ether, ester, or aldehyde complexes, or halides of aliphatic or alicyclic hydrocarbons, alkynyl halides, chlorine- or bromine-contg. ketones, cpds. of formula RCH=CHCHC2X (where R is H or aliphatic hydrocarbyl; and X is chloride, bromine or iodine), or cpds. of formula I:- (where R1 is chlorine, bromine or iodine; R2 and R3 are each H, chlorine, bromine, iodine, haloalkyl or alkyl). Process gives polymers with a very loq mol. wt. even at temps. 60 degrees C e.g. high yields of a polymer with a mol. wt. of 280. The mol. wt. can be controlled by varying the amount of propylene and there is no gel formation.
Patent FR-2259509-A1 (FR)
Title: Microwave oven for food - has oven chamber containing dish, to which electromagnetic energy is supplied for direct heating
IPC: F24C7/02
Filed: 1974-01-29
Abstract: The energy applied to the oven is controlled by an external control unit, and a sensor can be placed into the oven and is then taken out from it; it responds to the consumed electromagnetic energy, and is connected to the control unit. The control device has a magnetically operated switch, and the sensor has a magnet; when food is heated in the oven, a tray is provided for it, on which the sensor is fastened. A detector is connected to the switch in order to check on the presence of the sensor in a specified position in the oven; the detector has a magnet connected with that of the sensor when the food tray is in its correct position in the oven.
Patent FR-2260303-A1 (FR)
Title: Lingerie having panty and leg portions of different yarns - which are receptive to different dyes or dyeing processes
IPC: A41B11/14
Filed: 1974-02-13
Abstract: Lingerie, e.g. panty hose, has e.g. the panty portion and the leg portions knitted using different yarns which have different dyeing properties (e.g. receptive to different dyes or dyeing processes). The panty portion can be dyed a different colour from the leg portions in a separate dyeing operation. Pref. the panty portion is of polyester yarn and the leg portions are of polyamide yarns.
Patent FR-2267082-A1 (FR)
Title: Bandage for setting limbs contains foam material - which after being moulded on the limb sets to form a cast
IPC: A61F13/04
Filed: 1974-04-12
Abstract: A bandage for setting limbs comprises a flat flexible tube contg. a mixt. of reagents which react to form a foam material, the tube being pref. heat sealed together at spaced positions to form pockets contg. predetermined quantities of the reagents. To use the bandage the reagents are caused to react to produce the foam and the bandage is applied to the limb and moulded before it sets to form a cast. The material produces a cast which is lighter than plaster of Paris and can be easily cut with scissors to allow removal. The cast has a degree of flexibility which makes it more resistant to knocks. The foam may be polyurethane and the flexible tube may be PVC or a cellulosic film coated with a polyethylene/polypropylene copolymer and polyvinyl alcohol.
Patent FR-2268129-A1 (FR)
Title: Insulating panel with one or more cladding layers - fits with identical panels to form partition and has coating layer
IPC: E04C2/284
Filed: 1974-04-17
Abstract: The panel is manufactured at the same times as any necessary additive such as heating-system (5), steam-proofing (6), or sound-proofing (3). A coating forms part of the insulation (3) which is joined to the cladding (1) by means of natural adhesion by the materials used, or it this is inadequate, by sealing and fastening. The panel may, for instance, be made of glass fibre, or expanded polystyrene. If the surface of the insulating material is not sufficient to promote adhesion, small cells (4) are formed to give a secure anchoring, into which the cladding penetrates and seals while being made.
Patent FR-2269271-A1 (FR)
Title: Thick layer component for printed circuit board - has contact parts with U-shaped wings cooperating with printed circuit
IPC: H01C10/32
Filed: 1974-04-26
Abstract: An insulating substrate supports circuit layers and output connections. The substrate has two holes, each with two sides which end a predetermined distance from an edge. Each connection has a plane bearing part extended by a foot received in a printed circuit. The plane part has a pair of wings folded into the shape of a U in a plane different to that of the plane part and adjacent to the foot. A second pair of wings is folded in the shape of a U in a plane perpendicular to that of the plane part, and is separated from the first pair by the predetermined distance. The plane part rests on the substrate. The second pair of wings is engaged in the hole, and the first pair bears on the substrate edge so as to form a spacer with the printed circuit.
Patent FR-2278354-A1 (FR)
Title: Fire escape appts for high rise building - has braked and slowed reel with harness and hooled on building
IPC: A62B1/10
Filed: 1974-05-28
Abstract: A drum rotates about a spindle passing axially through it. Inside the drum, and attached to it, is a reel on which is wound a cable; and end being attached to a safety harness. A gear train is driven by the reel and the drum rotation magnified, driving a flanged disc having periphery brake linings spring loaded against the drum inner surface. An attachment on the drum is fixed to a bracket outside a window; centrifugal force ensures any weight on the drum is retarded in its descent by the friction of the brake linings.
Patent FR-2236111-A1 (FR)
Title: Self adjusting lubricator for ball bearings - has lubricant storage chamber and orifices to supply bearings with exact quantity
IPC: F16C33/66
Filed: 1974-07-05
Abstract: The two outer races of ball bearings on a rotor are connected by a tube. The lubricant is stored in a chamber round the rotor which has one or more orifices leading into a connecting chamber is packed with a porous material. Centrifical force from the revolving rotor will push the lubricant through the orifices into the porous material, and feed the bearings only when they are revolving. The higher the speed the greater the centrifical force governing the flow of lubricant. The bearing temp. will alter the viscosity of the lubricant allowing more or less lubricant to flow.
Patent FR-2284350-A1 (FR)
Title: Stick for disabled person to pick up bowls balls - has ring pushed over ball which is held by sliding rod
IPC: A63B47/02
Filed: 1974-09-16
Abstract: The stick (2) is made from tubing, its upper part bent to provide a handle. The lower part is cut at an angle and has an inserted rod (3). The rod has a large head, and is free to slide inside the bore, being prevented from dropping out by a pin. On the front of the tubing body is a ring (1), welded in position at a downward inclined angle. This ring is pushed down over the top of the ball (8) and as the stick is raised the rod slides down to hold the ball. A flexible cup (7) on the handle picks up the jack.
Patent FR-2297715-A1 (FR)
Title: Separating mica flakes into thin sheets - by wetting, heating to evaporate the moisture, and water quenching
IPC: B28D/
Filed: 1975-01-14
Abstract: Mica sheets are made from scrap and fragments of mica by wetting the fragments, separating the mica layers, by evaporating the water between the layers, to produce a paste then treating the paste in a known paper making machine to form the mica sheets. The moist mica sheets are heated, to 1000 (650) degrees C suddenly cooled in water to bring about the sepn. of the mica layers, and opt. reheated. Process does not involve chemical treatment, which tends to introduce into the paste undesirable chemicals, which have to be removed. A polluting effluent is not produced in the process. No mechanical appts. is used to break up the platelets of mica.
Patent FR-2300049-A1 (FR)
Title: Cutting shapes from glass sheet - through- crack developed by pressure from pneumatically-loaded ball in vertical guides
Inventor: KADANOV N P
IPC: C03B33/04
Filed: 1975-02-04
Abstract: Shapes are cut out of glass sheet by an appts. including a sheet-supporting table mounted on a frame on which are also mounted a template, a cutting head movable along for making a scratch, and a device synchronised with the head for converting the scratch into a through crack by pressure. The device comprises a tubular guideway in which moves a ball which is urged against the glass surface by fluid pressure. Pref. the pressure device is mounted on a carriage somewhat behind the cutting head, the two components being mounted on a common endless chain. The pressure-applying device can follow the cutting head move accurately than could the previously used roller, while the pneumatic system accommodates irregularities in the sheet surface. Independent mounting of the cutting and pressure heads prevents crack formation advancing ahead of the scratch, and also eliminates oscillation of the cutting head.
Patent FR-2304411-A1 (FR)
Title: Electrostatic paint sprayer particle charging system - brings electrodes to high but different voltages causing ionisation between
IPC: H02M7/10
Filed: 1975-03-21
Abstract: A system which charges paint particles sprayed by an electrostatic pistol, includes a supply system for the two electrodes, subjecting them to high but different voltages. The voltage difference causes the ionisation necessary to charge the paint particles. The electrodes can be mounted on opposite sides of the paint jet. The supply system can be a summation and rectifier unit, supplied in parallel by a medium voltage high frequency generator, including an oscillator, a step-up transformer and a regulation system. The summation and rectifier unit has a series of stages allowing the electrodes to be brought to high voltage under high impedance. A final stage can be divided into two, supplying the electrodes at low impedance.
Patent FR-2267872-A1 (FR)
Title: Recovery of plastics waste in form of strips - by twisting, heating, compressing, cooling and granulating
IPC: B02C19/18
Filed: 1975-04-17
Abstract: Plastics waste in strip form as it results e.g. from cutting, trimming, pressing, is recovered by first twisting and heating same, and then compressing, cooling and finally granulating. The prod. is easily handled and required little space e.g. for storing.
Patent FR-2311394-A1 (FR)
Title: Electromagnetic actuator for hydraulic servo-contactor - has annular induction coil in air gap between case and concentric armature magnet
IPC: H01F7/16
Filed: 1975-05-16
Abstract: The electromagnetic actuator for a hydraulic servo-contactor consists of a magnetic case and at least one annular induction coil in the air-gap between the case and a concentric armature magnet, with the coil and armature axially movable w.r.t. each other. The movable component, coil or armature, is moved by magnetic force generated by a dc control in the coil, and by an opposite force generated by a repelling elements. The induction coil length is greater than the armature length, so that the magnetic force is independent of the movable part movement, and proportional to the control current. The movable part carries out, in addition, a cyclic movement in order to eliminate the device friction hysteresis.
Patent FR-2270963-A1 (FR)
Title: Radiator casing production process - trims and folds metal strip and hooks edges together to form fins
IPC: B21D53/04
Filed: 1975-05-16
Abstract: A thin sheet metal strip is the length of a fin with a transverse width greater than the final width so as to allow for edges to be folded over. The sheet is then folded along a line common to two areas so as to form a fin. The edges of the two areas are initially hooked together, pressure being exerted to cause spreading, while allowing the metal to slide in the fold area and produce a sealing effect. The hooking operation is completed, and then the operations are repeated on successive portions of the strip so as to produce the desired number of fins. Part of the shaped metal is parted off to form a half-casing, and joined to a similar half casing along the edges to produce a complete unit.
Patent FR-2317358-A1 (FR)
Title: Continuous distn. of brandy from wine - with two distn. columns in series to recover 90 percent of original alcohol
IPC: B01D3/00
Filed: 1975-07-11
Abstract: An installation, pref. trailer-mounted for mobility is used for the continuous distn. of wine by the "Charente" method to produce high quality brandy. It comprises primary and secondary distn. columns in series, each with its own heat generating boiler. Wine to be distilled is supplied to the primary, trickle column via a preheater which condenses vapour from the primary column. Distillate from the preheater/condenser is passed through a second preheater to the secondary, bubble-cap, column which passes vapour back through the preheater to be condensed and passed on through the coil of a cooler. Delivering the high quality brandy. First running "head prods" and "tail end" prods. are drawn off separately. Head prods. are pref. sepd. off at the top of the second preheater and condensed in the cooler Tail prods. are pref. sepd. off at a stage in the secondary column and condensed in the cooler. There is high utilisation of labour and associated plant. Previous batch distn. could not recover >=70% of the alcohol in the wine supplied but the new method recovers =90%.
Patent FR-2330936-A1 (FR)
Title: Silent gas expansion valve - has porous membrane supported between flexible diaphragm and perforated plate
Inventor: COLOVRET JEAN
IPC: G05D16/06
Filed: 1975-11-10
Abstract: The silent gas expansion valve has a central inlet pipe with an outer coaxial outlet pipe. the annulus which communicates with the outlet is covered with a perforated plate. The perforated plate is, in turn, covered with a porous membrane. A flexible diaphragm is clamped between flanges and its upper surface is subjected to the control pressure in the space between them. The total area of the cross-section of the holes in the plate is equal to the effective area of flow through the porous membrane. When the gas pressure equals the control pressure the diaphragm is pushed off the porous membrane allowing the gas to flow from the inner tube to the annulus.
Patent FR-2332721-A1 (FR)
Title: Support for adjustable height sliding flat surfaces - has C-shaped channels at each side with equidistant vertical spacing to form bearing surfaces
IPC: A47B88/04
Filed: 1975-11-25
Abstract: The supports (4, 5) hold flat surfaces, such as grilles (9), inside a unit. These can slide in and out, the supports being attached to the inner walls (2, 3) at each side. Each support is in the shape of a square C, the vertical (6) forming the attachment and the top and bottom arms (7, 8) the support surfaces. A number of supports are used, spaced vertically above each other to permit height adjustment. The distance (d) between the upper arm of one support and the lower arm of that above is identical to the distance (script l) between the arms of each support. This halves the number of supports required.
Patent FR-2332066-A1 (FR)
Title: Farm pulveriser with moving ramp - has twin folding arms with double pivot pin attached to arm lower section locked in folded position
IPC: A01M7/00
Filed: 1975-11-19
Abstract: The farm pulveriser comprises a ramp and two support arms which fold back on themselves so that they lie along the side of the tractor which carries the machine, but avoiding the door and driver. The arms are folded about a central support which moves vertically along the length of a fixed frame. Each folding arm comprises a double swivel pin which is linked to the lower arm section and which moves it angularly towards the rear of the moving trolley. the pivots may be secured in the folded position. The second swivel pin slides in an arc which is formed by rearward movement of the arm.
Patent FR-2334043-A1 (FR)
Title: Centering device for mounting pipes - is for large diameters and heavy items forming male and female joints
IPC: F16L1/10
Filed: 1975-12-03
Abstract: A centering device for mounting pipes, particularly the male end of a pipe. It consists of several wedges (3) mounted on one of the parts to be joined (1, 2). These go round the lower periphery of the female element, forming a kind of washer. The wedges extend axially and are cradle shaped and on them the end of the pipe may be lowered. There is also a semicircular ring (2) and means of fixing by hooks (4, 5) and an attachment (6, 7, 8) for joining and locating a second pipe end. A pivoted rod (6) swings on the end of the pipe end and has a nut (7) to seat on a stop (8).
Patent FR-2334578-A1 (FR)
Title: Anti-suction fixture for tubes - comprises blind sleeve with ribbed collars at bottom and fine longitudinal slot held closed by axial ribs
IPC: B65D47/20
Filed: 1975-12-10
Abstract: The device comprises a sleeve which is closed out one end, the open end of the sleeve having a collar with an external rib. The cylinder has a fine axial slot near its closed end, the slot being kept closed by diametrically opposed ribs which act as springs. The thickness of the sleeve is about 1.5mm. The sleeve is pref in a plane which is perpendicular to the plane containing the two axial ribs. Alternatively, the sleeve may extend circumferentially, there being a diametral rib across its closed end joining and axial rib extending to the collar.
Patent FR-2335589-A1 (FR)
Title: Candle with ring of wicks around candle axis - with wicks formed by lit portions of thin hollow cylinder with transverse holes
IPC: C11C5/00
Filed: 1975-12-18
Abstract: Candle comprises several wicks of which the flame-forming portions form a ring around the candle axis, pref. with a distance between the wicks and the acis such that only one flame is formed. The wicks pref. consists of the lit portions of a thin hollow cylinder with transverse holes which leave separate wick portions between them, in the course of burning of the candle. The hollow cylinder may be in the form of a cylindrical braid. The candle has increased flame intensity and lighting power, without producing more black smoke than conventional candles. In an example, the candle may be made of stearin of wax, and the wicks may be made of cotton or hemp.
Patent FR-2337878-A1 (FR)
Title: Low temp. fracture analysis - uses low pressure chamber and metal deposition impression technique (NL 12.7.77)
Inventor: ESCAIG JACQUES
IPC: G01N1/42
Filed: 1976-01-09
Abstract: A method of examining low temp. fractures avoids ambiguous results caused by impurities deposited on the specimen and deformation occurring when the fracture profile is recorded by taking an impression in a metal layer. The sample fracturing and recording take place in a chamber in which the press is maintained below 10-7 Torr so as to avoid impurities. The fracture profile is recorded by depositing a layer of heavy metal such as Tantalum over a period of the order of 1 to 5 minutes in order to avoid deformations. The layer of metal deposited is approximately 10 to 15 Angstroms thick.
Patent FR-2338222-A1 (FR)
Title: Unidirectional capstan winch for boat - has drum with skirt covering base containing access apertures to base fixing bolts
IPC: B66D1/74
Filed: 1976-01-19
Abstract: The capstan winch has a base for fixing to the boat deck, a rotary drum being driven in one direction only. The drum (6) has, at its base, a skirt (61) covering the base (5), and in the skirt are one or more apertures (62), through which access can be gained to fixing bolts etc. holding the base in position. Base, drum and drive mechanism can be held together by a single screw (8) inserted through the base from underneath and engaging in the drum. In the latter there are no apertures in the top or side leading to the inside. Removable sealing devices can be fitted in the apertures formed in the skirt.