baber/WOPTO huggingface dataset:
Patent FR-2265257-A1 (FR)
Title: Sowing equipment for maize, beetroot, and similar seeds - has rotary plate with apertures feeding air blast spray powered by turbo-motor
IPC: A01C7/04
Filed: 1974-04-02
Abstract: The sowing equipment includes a self-standing assembly mounted on wheels. The seed is picked up from a hopper (8) attached to reservoir plate (3) with openings which give access to a rotating disc containing a number of distribution holes. The latter is driven by a star wheel (4). An air blast is provided by an external power source through an inlet duct (7) which circulates within the channel of an attachment plate and ejects the seeds along with an air jet for spraying along the ground. The air is supplied by a turbo motor. Seed diameters are typically in the range from 3.5 mm to 5.0mm.
Patent FR-2276262-A1 (FR)
Title: Purification of wet process phosphoric acid - by extn. of cations by alcohol then extn. of anions by amine opt. after reduction of chromium and vanadium
Inventor: CUER JEAN-PIERRE
IPC: C01B25/234
Filed: 1974-06-25
Abstract: In the purification of phosphoric acid impurities are opt. reduced from a higher valency state and cationic form to a lower valency state and anionic form and the mixt. is then extd. to separate cationic impurities followed by extn. of anionic impurities with a water insol. solvent. Processes enable removal of impurities such as vanadium and chromium. Reduction is affected by a sulphide or a metal. The first extn. is made with a 4-8C alcohol or ethoxide pref. an exo-alcohol, and the second with a 18-60C-secondary or tertiary amine. In the second extn. the amine may be diluted with 5-20% of a 7-18C monohydric alcohol esp. an oxo alcohol. Finally the product if coloured may be treated with H2O2 or activated C.
Patent FR-2278871-A1 (FR)
Title: Standard weld mesh reinforcing system for concrete buildings with - uses wall panels with cranked ends "U" pieces for lintels
IPC: E04C5/06
Filed: 1974-07-16
Abstract: The standard weldmesh reinforcing system is for concrete buildings and uses low gauge steel for bond efficiency. A wall and lap sheets pref. embody two or more bars at reduced centres on their peripheries, thus providing stiffness and strength at lap points; and wall sheets employ triangulated forms on one or both flanks to provide stiffening at door openings. For lightly reinforced walls, a separate triangulated unit provides end stiffening; an assymetric 'U' piece is used in lintols; and a legged stool is provided for use in floor slabs in the vicinity of support walls: this latter providing resistance to the local bending moments in a fashion that will not be displaced during concrete pouring.
Patent FR-2242551-A1 (FR)
Title: Hinge for pivoting-sliding door or window - support for pivot pin has downwardly projecting mounting lug
IPC: E05D15/52
Filed: 1974-08-07
Abstract: The fixed portion of the hinge (4) is seated in a hole bored in the frame of the door or window. This fixed portion has a projecting lug (8) which has a hole for a counter sunk screw (9) which is used to screw the unit to the frame. The moving part of the hinge sits in the fixed part and is held by a pin (16). The moving part also comprises two arms (18 & 19) which are screwed to the window or door and are at right angles to one another. These two arms are joined together at the point where they are attached to the fixed part of the hinge.
Patent FR-2285313-A1 (FR)
Title: Floating cover for tanks contg. petroleum products - assembled from individual closed sections welded and bolted together
Inventor: PLADYS NESTOR
IPC: B65D88/34
Filed: 1974-09-23
Abstract: Floating cover the tanks contg. petroleum products, is formed by a number of similar shaped, for example rectangular, sections floating on the surface and attached together. Each section consists of a top surface, a bottom surface and vertical sides. The structure is braced by angled cross-pieces. The sides extends below the level of the bottom surface, and have a number of holes cut in them. The sections are welded and bolted together. A corner is recessed to form rain-water channels, the channels being connected to an escape channel. Each section has stands to support it when the tank is empty.
Patent FR-2246280-A1 (FR)
Title: Synthetic liquid suction vessel - has curved walls of similar section along the centre section
IPC: A61M1/00
Filed: 1974-09-27
Abstract: The bottle is particularly for the extraction of secretions from cavities in the human body, having a union accommodating a flexible tune and, if necessary, a pressure indicator. Its walls are of curved shape, of smaller section along the centre line, so that it retains its shape under different degree of vacuum inside. The wall can be in the form of a rotary paraboloid with a gentle curve, and the material can be transparent, in parts at least, with a scale of markings embossed or pressed into it. Preferably at the screw union end a pressure indicator can be provided, of variable length and position, communicating with the interior.
Patent FR-2294815-A1 (FR)
Title: Plant for prodn of precast concrete units - has vibrated moulds inverted to leave units on top plates for further processing
IPC: B28B15/00
Filed: 1974-11-04
Abstract: The plant for the prodn. of precast plain or reinforced concrete units, e.g. kerbs, uses external vibration on completely closed moulds, and includes an installation which inverts the moulds contg. the vibrated units and releases the moulds, leaving the units on top mould plates which proceed to curing, unit evacuation and platform cleaning and re-oiling stations before returning for re-cycling. Each mould is open at the top and on two opposed sides and the prodn. sequence entails the introduction and locking on of two side forms to the horizontal mould, the pouring of concrete from overhead and the introduction and locking on of the top plates of the moulds. The moulds are vibrated and inverted so that the top plates are on the bottoms of the moulds, the side forms being removed, and the moulds being removed to leave the units on the top plates for the further prodn. steps.
Patent FR-2290870-A1 (FR)
Title: Detachable attachment for fishing-lines for self-service - is carried on reel by elastic gripping device
IPC: A01K97/06
Filed: 1974-11-13
Abstract: The independent attachment-device for use in self-service sections for fishing-lines, possesses an adaptive system by elastic gripping on the reel. The device requires little space and is relatively economical. The device is detachable so that the nylon line can be wound up or unwound as required. The suspension-device possesses the reinforcement grooves, as are found in all the existing models. The clothes peg system is employed. The entire assembly is more presentable than prior arrangements.
Patent FR-2292831-A1 (FR)
Title: Combination lock for vault - has rack and pinion sets with catches on rake, deadlock, scrambler
IPC: E05B37/04
Filed: 1974-11-26
Abstract: The lock incorporates multiple rack and pinion sets, with each pinion driven by a special tool. A rake supports a catch for each rack and pinion set and is incapable of being moved unless the combination has been established. A bolt deadlock device is integral with the rake and cooperates with a bolt ferrule stop to allow or prevent sliding of the bolt. A bolt drive mechanism has a combination scrambler. Each rack is friction fitted within a guidance assembly formed by a stack of spaced plates on a spindle, each plate carrying a pinion.
Patent FR-2255230-A1 (FR)
Title: Sealed plastic bag for foodstuffs - with inner and outer bags welded together along two seams
IPC: B65D75/38
Filed: 1974-12-20
Abstract: A sterilisable bag for foodstuffs, partic. precooked dishes, has an outer bag of heat-sealed aluminium/plastic combination films with an inner heat-sealed plastic film bag and the two bags are bonded together along at least two seams. Foodstuffs can be stored e.g. 1-2 years without freezing and then prepd. by high frequency heating.
Patent FR-2297311-A1 (FR)
Title: Universal timber member for window frames - has tenon and open mortice at ends with saw cuts for exact size
IPC: E06B3/984
Filed: 1975-01-09
Abstract: The timber window frame component has an open tenon (5) and an open mortice (4) at its extremities, and is adjustable for length. This reduces the types of members used in frame construction to one, and stocking only module lengths significantly reduces the necessary stock range. Junction of members to form frames, e.g. the head and post of a window frame, is effected by interlocking a tenoned and a morticed end to form a "corner bridle" joint. The frame section is rebated. Length adjustability is contrived by providing saw cuts (7, 8) extending each major opposed face (9, 10) of the tenon (5) back into the tenon haunches (11, 12) whence the user cuts to the requisite exact size. Rigid interfixing of frame members is effected via flat 'L' brackets screwed onto the corners and chased into the members.
Patent FR-2260065-A1 (FR)
Title: Fitting for fluorescent lamp tubes - has long U-profile carrier with inner side of opposite walls shaped back, with push-fit plate
IPC: F21V15/01
Filed: 1975-02-05
Abstract: Fitting for tubular lamps has an elongate, U-profile carrier with the inner side of its opposite walls shaped back; these walls receive between them a circuit plate as a push fit, carrying at least part of the electric circuit for the fluorescent tube. Preferably the floor wall of the carrier has a longitudinally-extending back-shaped rib standing upright from it between the sidewalls; a plastics tube support has units to engage the rib, to hold the support in the preset position on the carrier. The support engages the tube connections at one end of the tube, and a second similar support engages those at the other end.
Patent FR-2317677-A1 (FR)
Title: Cine camera system using optical fibres - has motor and film magazine housed in pack which is carried on back of operator
IPC: G03B19/18
Filed: 1975-07-09
Abstract: The part of the cine film system which includes the driving motor and the film magazine is mounted in a case having straps which enable to be carried on the back of the operator. The optical part of the cine filming system is carried in the hands of the operator. The two parts of the system being interconnected by a flexible image transmission cable made up of a bundle of fibre optics. The objective support system has a light input channel which passes through the objective and into a channel in the form of a tunnel to which is fixed the fibre optic cable. The image is transmitted through this cable to the film. Through another channel the image is transmitted to the view finder at the side of the objective support.
Patent FR-2318590-A1 (FR)
Title: Animal feeds contg. ground bran and trace elements - by treating bran with protease, adding salts, and drying
IPC: A23K1/14
Filed: 1975-07-25
Abstract: The bran is micronised and stirred in water containing animal, vegetable, fungal or bacterial proteases for 1-3 hours at 25-35 degrees C, pH 5-7. A soln. of the trace elements is added and the prod. is dried instantenously by spraying or atomisation in a current of warm air. The powdered prod. is storage stable for a practically limitless period. Typical elements are 12-80 mg Fe3+, 2-12 mg Zn2+ 2-10mg Mn2+, 0.2-0.5 mg CO2+, 0.05-0.3 mg Li+, 1-6 mg Rb+ and 1-15 mg Al3+ per 100g micronised bran. In an example wheat bran was ground to pass a 140 mesh sieve and mixed with 5 times its weight of water 30g protease per 100 litres water was added together with 10g FeCl3, 1.2g ZnCl2, 1.8g MnCl2, 0.9g CoCl2, 0.06g LiCl, 0.28g RbCl and 1 g AlCl3. After 2 hrs. at pH 6-7 the mixt. was atomised at 165-185 degrees C to give a powdered prod.
Patent FR-2442772-A1 (FR)
Title: Automatic printing and labelling machine - is actuated by pneumatic cylinder as objects pass under labeller head
IPC: B65C9/42
Filed: 1975-08-12
Abstract: The labelling head consists of a roll of adhesive paper and a printing head selected by the toothed wheels. The printing rollers are held between the flanges. The labeller is mounted on a bracket which is fixed to a support rod. The labeller is hinged at the back of the bracket and supported by coil springs under the frame. A pneumatic cylinder is mounted below the bracket and tilts the labeller onto the oject as it passes under the labeller. The fingers press the label onto the object.
Patent FR-2288816-A1 (FR)
Title: Control of reactant feed - in delignification and bleaching of cellulose
Inventor: BERGSTROM JOHN RICKARD
IPC: D21C3/22
Filed: 1975-09-03
Abstract: The delignification and/or bleaching of cellulose by treating a cellulose suspension contg. chemical-consuming materials with reaction chemicals, supplying to a treatment stage, in which these chemicals are wholly or partly consumed and adding during and/or after the reaction is regulated in accordance with measured values of the reaction chemicals content is improved by determining the requirement of the reactants of the suspension prior to the treatment stage as well as the content of residual unused reaction chemicals together with the measured value obtained and using for the control of the addition of reaction chemicals to the cellulose suspension before and if necessary also after the treatment stage. The lignum analysis may be carried out continuously and accurately, directly in the process stream to which the bleach addition is to be regulated. In addition the analysis before the bleaching stage gives information on the effectiveness of the cooker lye recovery.
Patent FR-2291131-A1 (FR)
Title: Tractor towed bale elevator - has conveyor chain with prongs on pick-up fork at bottom front end, and discharge at tip back end
Inventor: WESTBROCK HERMANN
IPC: A01D87/12
Filed: 1975-10-27
Abstract: The chassis is supported on land wheels and is connected to a tractor (1) three-point linkage with the pick up fork to one side of the tractor at the height of the driver's seat. The pick-up fork has side-element with a funnel-shaped inlet. The side elements extend along the obliquely-rising part and discharge end of the elevator, and together with the base, form a meshed container with lengthwise girders carrying the bales. An upward-curved metal plate is at the inlet side of the meshed container. Cross-pieces are situated between the top and bottom parts of the conveyor chain which runs over guide wheels.
Patent FR-2330346-A1 (FR)
Title: Shoe part with integral heel - has thin walled grooves opening alternately at top and bottom
IPC: A43B13/37
Filed: 1975-11-04
Abstract: The shoe part (10) has an integral heel (11) to be incorporated between the inner sole and the sole, the part having grooves to make it lighter. These grooves (16, 16A) open alternately on the upper face, under the inner sole, and on the lower face. The grooves extend transversely across the shoe and are formed by walls (17) joined alternately at the top or at the bottom by bridges (18, 18A). If the sole is thick the grooves extend along the full length but if it is thin they are only in the heel.
Patent FR-2329178-A1 (FR)
Title: Safety coupling for agricultural machinery - uses torsion bar to connect driving and driven gears and absorb shocks by momentary twisting
IPC: F16D3/68
Filed: 1975-10-31
Abstract: The safety coupling prevents damage to agricultural machinery encountering obstacles when in use. It comprises a torsion bar (1) which twists momentarily to relieve shocks. The bar is reduced in diameter (6) between the ends (4,5), these being provided with splines (7,8). The length of the splines is greater than the diameters at the ends and the bar is mounted in the splined bores of the driving (16) and the driven (9) gears. These are fitted with heavy duty bearings (12,15,20) to absorb deflections. The length of each splined bore permits the bar to contract as it twists, the ends moving inwards and returning to their original position.
Patent FR-2331855-A1 (FR)
Title: Display case for cinema advertisements - has removable plate for carrying display and transparent front face
IPC: G09F15/00
Filed: 1975-11-17
Abstract: The display case is used to house a publicity advertisement or cinema display etc. It has a transparent front face and a support plate for carrying the display which is removable through the bottom of the case. The support plate is moved via a counter-weight system, with the weight fixed to a chain, passing around a pulley at the top of the display case, the other end of the chain being fixed to the support plate. The chain pref. passes around a second pulley fixed to the top of the counter-weight, this pulley being free to move vertically to allow corresponding movement of the support plate, which runs between two vertical guides.
Patent FR-2340625-A1 (FR)
Title: Electric battery with integral plastic cover and sheath - has projection under cover preventing anodic oxygen attacking zinc
Inventor: JAMMET JEAN
IPC: H01M6/08
Filed: 1976-02-09
Abstract: An electric battery comprises a metal vessel with a turned over rim, contg. a mass of depolarising matter, sealed in a plastic envelope. The rim is turned over towards the inside through an angle of >=180 degrees and is gripped by an annular throat on the inside of the battery cap. The throat is formed and reinforced by ribs inside the cap and the tip of the rib forming the throat is submerged in a layer of sealing material on top of the mass in the cell. Design makes a tight joint at the level of the rim of the vessel so that sweating cannot take place, and electrolyte accumulates between vessel and sheath. The concentric rib under the cap forms two compartments above the mass. The oxygen from the carbon rod cannot come into contact with the zinc whilst electrolyte cannot spread across the mass to the anode.
Patent FR-2300728-A1 (FR)
Title: Gas-solids separator - for negative pressure pneumatic systems, with intermittent reversed flow filter purge
IPC: B01D46/58
Filed: 1976-02-10
Abstract: Pneumatic conveying systems operating under negative pressure ensures that effective removal of solids from the air stream is achieved before the air is drawn into the fan, by use of a separator operated by gravity, centrifugal action and filtration. Blockages of the filter medium are cleared and discharge of collected solids are achieved simultaneously by reversing the direction of air flow. Used in applications involving pneumatic conveying of solid particles.
Patent FR-2342524-A1 (FR)
Title: Open loop regulation of mains supply voltage - uses electronic switching of autotransformer tappings to compensate variations
IPC: G05F5/00
Filed: 1976-02-25
Abstract: Compensation for large mains voltage variations is provided by a single phase autotransformer with several inputs to which connexions are made via electronic switching elements to form an open loop regulator. The mains voltage is detected by a transformer and rectifier with a harmonic filter at the output. Schmidt trigger circuits each sense a range of voltage level and provide a logic signal output for gating circuits. The gating circuits outputs are amplified to control triac switching elements when the voltage across a series shunt is zero. The switching elements connect the mains supply to a tapping on an auto transformer to which the load is connected.
Patent FR-2362073-A1 (FR)
Title: Screw levelling jack for scaffolding - has one-piece forged body with wide base and threaded portion with adjusting nut
IPC: E04G25/06
Filed: 1976-03-29
Abstract: The screw type jack is used for levelling scaffolding work and has a one-piece forged body. This has a wide base, its underside being concave and having lugs to grip firmly on the surface of the ground. The upright portion is threaded (2) to within a short distance (3) of the base and a nut (6) is screwed on. This nut supports the scaffolding tube (8), or an extension piece, its height being adjusted by a tommy bar (7). The hole (9) in the side of the jack enables fixing to prevent inadvertent movement and similar holes (2) in the base permits use of fixing bolts.
Patent FR-2317063-A1 (FR)
Title: Mass prodn. of tiles or bricks - ejected from rotary press to form vertical stacks on carrier plates used in drying oven
IPC: B28B13/06
Filed: 1976-06-25
Abstract: Process for mfg. pressed tiles or bricks using moulds and an ejector removing the tile from the mould onto a plate (I). Several mouldings are stacked vertically on a single plate (I), and more than one stack may exist on the one plate (I), which is then used to carry the mouldings through the next process operation. A tile or brick is pref. moulded and then pushed downwards onto a plate (I) which is raised to receive the tile and lowered stepwise after each press stroke to produce one vertical stack of tiles. The plate (I) is being conveyed to the next operation. Pref. tooling is included in the claim. With a rotary tile press working at e.g. 7 strokes per minute, 3300 tiles are produced in an 8 hour shift. The tiles need to be supported during the next operation which is drying or steam treatment. The invention avoids the use of large numbers of plates (I), used to carry the tiles, and which can amt. to 20-30% of the total plant cost.
Patent FR-2357855-A1 (FR)
Title: Dispositif pour le verrouillage d'une serie d'objets sur leur support, par exemple une serie d'armes a feu sur un ratelier
IPC: A47B81/00
Filed: 1976-07-05
Abstract: a. Dispositif destiné à assurer le verrouillage individuel d'une série d'objets sur leur support au moyen de chaînettes de retenue ou similaires. b. Ce dispositif comporte un barreau creux 9 percé d'une série de trous 15 et renfermant un organe rotatif de verrouillage apte à bloquer, à l'intérieur de celui-ci, des organes d'accrochage 12 portés par les chaînettes de retenue 11 et destinés à être engagés dans les trous du barreau. Or, cet organe de verrouillage est associé à une serrure 24 ou similaire capable de le verrouiller dans sa position angulaire de blocage. Ce dispositif peut être utilisé pour attacher des armes à feu, telles que fusils ou carabines, sur un râtelier de présentation, ou bien encore pour attacher des objets d'art ou tous autres objets sur un support de mise en vente.
Patent FR-2317427-A1 (FR)
Title: Modular building system - using identical rectangular U-shaped upper and lower elements on ground beams
Inventor: KARLSMOSE HOLGER
IPC: E04B1/348
Filed: 1976-07-05
Abstract: Modular building system uses upper and lower elements of identical height and width, each one being U-shaped and having three lateral faces, preferably rectangular in shape. By using two such elements, placing the upper one on top of the lower one, a module is constructed with a floor, walls and ceiling. Any number of these modules can be joined together. In order to make the finished building completely stable, the lower elements are supported on a ground beam. The lateral faces of the lower elements can also be reinforced by longitudinal ribs.
Patent FR-2318156-A1 (FR)
Title: Alpha-amino epsilon:caprolactam purificn. by crystallisation - from traces of UV-absorbing material and volatile, basic material
IPC: B01D9/02
Filed: 1976-07-15
Abstract: The caprolactam (I) is recrystallised in solvents selected from alkyl esters of aliphatic carboxylic acids of formula CmH2m+1COOCnH2n+1 (where m = 1 or 2, and n = 1-4,), e.g. (m)ethyl acetate, butyl acetate, etc. In an example, 1 pt. wt. crude (I) is heated to below 80 degrees C in 0.5 to 3 pts. wt. of the solvents with stirring until a perfectly homogeneous layer is obtd, and then the temp. of the liq. is lowered. The crystals formes are sepd. from the mother liq.