baber/WOPTO huggingface dataset:
Patent FR-2255760-A1 (FR)
Title: Monolithic integrated cct. for data terminals - has high output impedance even at relatively high current amplitudes
IPC: G05F3/26
Filed: 1973-12-20
Abstract: The source supplies a constant output current dependent on a reference current and comprises a first stage having separate transistors carrying the reference and output currents. A second stage is connected to the first in such a way that the output current transistor is base-coupled. The second stage is pref. a third transistor in the emitter circuit of the first and a fourth transistor in the emitter circuit of the second, whereby the emitters of the second and third transistors are connected to a suitable terminal of the reference current source. A high impedance output is produced even at relatively high currents in the order of 10 mA.
Patent FR-2271011-A1 (FR)
Title: Apparatus producing layer of paste - has high frequency system to depress plungers
IPC: B28B7/02
Filed: 1974-02-01
Abstract: A continuous plate or track is supported on a table. The plate is fed past a series of micro-punches which reciprocate and form the required profile, being actuated by a hydraulic powered device. The application is typically to mixtures of asbestos fibres and cement. The frequency of the vibrations varies between 1000 and 10,000 per minute, depending on the density and the thickness of the material. The translation speed of the material being worked relative to the micro-punches varies between 0.1 and 3 metres per minute, as a function of the nature, density and thickness of the material.
Patent FR-2267897-A1 (FR)
Title: Power loss preventer for car engine - has flywheel storing energy in springs during braking
IPC: B60T1/10
Filed: 1974-04-22
Abstract: Springs (6) extend between the faces (7, 8) of respective parts (1, 5) fixed to the engine shaft and a flywheel (4). A free ratchet wheel assembly (9) ensures the part (5) turns only in one direction. A brake piston (10) directly brakes the engine. The flywheel turns freely during braking and uses the kinetic energy to increase the spring tension, the stored spring energy being used to start the stopped engine after braking. A free wheel assembly may be used to prevent the part (5) from turning on the engine shaft in the opposite sense to shaft rotation, with the part (5) being braked against an outer part.
Patent FR-2234590-A1 (FR)
Title: Photo-electric image forming appts. - employs electrified light sensitive particles in an insulating carrier liquid
IPC: G03G17/04
Filed: 1974-06-25
Abstract: The appts. for electro-photographic picture formation comprises a transparent electrode suitable for carrying a suspension fluid, mounted on a carriage, on a framework. The frame supports a rotatable roller which is in contact with the transparent electrode and is subject to the influence of an electric field. This causes the suspended particles carried in the insulating liquid to be activated by electromagnetic rays. The transparent electrode has a flat surface which is connected to a vacuum chamber, of NESA - glass, viz. a glass plate coated with a thin layer of tin oxide.
Patent FR-2235767-A1 (FR)
Title: Profile cutting machine - employs a hydraulic accumulator and a servo motor to control drive
IPC: B23D25/04
Filed: 1974-07-04
Abstract: The machine for profile cutting of strips is mounted on a horizontal bed framework. The cutting head is manipulated by a lead screw and nut arrangement, the speed and extent of the drive being actuated by a servo-motor coupled with a hydraulic accumulator, which regulates the hydraulic flow rate to the servo. The system is capable of maintaining a high rate of production.
Patent FR-2278621-A1 (FR)
Title: Block for vehicle lifting jack - has two different depth grooves at right angles for vehicle chassis members
IPC: B66F7/28
Filed: 1974-07-16
Abstract: A method of lifting a vehicle for access to the underside for repair, uses a lifting arm with a block which engages a part of the underside of the chassis of the vehicle and which slides along the arm. The block is designed to fit chassis members of different sizes, so that different sized blocks are not required. This block has a groove across one face, of a width to fit onto the lifting arm, and another groove of the same width but of different depth, across the same face, but at right angles to the first groove, i.e. the grooves cross one another.
Patent FR-2286898-A1 (FR)
Title: Yarn double twisting device - has package support spindle stabilised by an unstable arrangement to maintain constant spindle posn.
IPC: D01H7/86
Filed: 1974-10-04
Abstract: A yarn double twisting device comprises a pref. hollow support spindle on which a yarn package is mounted and as the spindle rotates yarn is drawn of the package in a balloon and fed through the spindle whereby the yarn is twisted. The spindle carries an unstable arrangement which acts to stabilise it and maintain a constant posn. of the spindle. Resonance of the spindle is prevented. The unstable arrangement pref. comprises an annular chamber mounted in the spindle and a number of small heavy spheres (e. g. lead pellets) located in the chamber.
Patent FR-2247413-A1 (FR)
Title: Cop spool changing for automatic tranverse winding appts - automatic spool change over using a cam operated linkage and pneumatically powered yarn guide
IPC: B65H67/048
Filed: 1974-10-14
Abstract: Two cop spools are supported on either end of an arm pivotted about a centre. Each spool is supported on a pivotted extension about a central shaft. In operation one spool is supplying yarn to the machine, while the other is in the loading position. When loaded the yarn is located with a guide arm in the top position. For sppol change-over a pneumatic actuator is retracted, moving a guide lever and simultaneously the pivotted arm moves through 180 degrees. The arm motion is transmitted through a cam operated linkage from a main drive shaft. While yarn is being used from one spool an operator can be reloading at the other station.
Patent FR-2289016-A1 (FR)
Title: Centralised burglary detection system - has control boxes and concealed boxes with power sources and alarm systems
IPC: G08B13/22
Filed: 1974-10-24
Abstract: Each protected location has a first box in which tense are means sensitive to a low level signal emitted by a burglary detector for activating a transmitter, as well as an energy store fed from a supply network and a second autonomous energy store for feeding the transmitter. This first box is protected against break-ins, and is placed in a hidden spot. Each location has a second box, situated in an easily accessible place, with means for verifying activating the protected location and means for verifying setting of the alarm system and for verifying inadvertent alarm triggering during verification, as well as means for stopping the alarm. the means fitted into the second box are sensitive to three successive positions: "stop", "wait" and "verification" of a key.
Patent FR-2252205-A1 (FR)
IPC: B29C65/00
Filed: 1974-11-25
Abstract: A method for joining the ends of an endless belt or for joining two belts side by side by stripping the weft from the ends of the belt or by stripping the warp from the adjoining sides of the belt; interdigiting the protruding weft or warp ends and applying a film of a thermo-plastic material therebetween and above and below the joint and bonding the joint by heat and pressure.
Patent FR-2292891-A1 (FR)
Title: Drive shaft flexible coupling - has split block connected by diagonally crossing spaced leaf springs
IPC: G01C25/00
Filed: 1974-11-28
Abstract: The coupling can e.g. be used between a drive shaft and a gyro wheel or a flywheel so that the wheels are free to make relative small angular deflections. The coupling consists of a block in which cross slots are made from corner to corner at one side and between the other sets of corners at the other side, so that the two slots are at 90 deg. to one another. A bore is cut through the blocks which runs from one side to the other side. The block is next parted in two by slotting it in a plane which is at right angles to one of the sides, and which runs through the centreline of the bore. Leaf springs are now mounted in the cross slots so that the two halves are connected again.
Patent FR-2292445-A1 (FR)
Title: Public transport vehicle ticket dispenser - has leaf spring biassing tickets upwardly in case with ejection slot in front
IPC: A45C11/18
Filed: 1974-11-29
Abstract: The public transport vehicle ticket dispenser comprises an open topped case (1) at the front of which is a slot (4) permitting the dispensing of one ticket at a time. The rear (3) of the case is open. to allow the insertion of a block of tickets, a leaf spring (2) being mounted on the bottom of the case to bias the tickets against two inwardly turned portions at the top of the side walls of the case.
Patent FR-2309232-A1 (FR)
Title: Cephaloglycine phthalide ester - giving high serum levels of cephaloglycine on oral admin., prepd. e.g. by acylation of 7-ACA phthalide ester
IPC: A61K31/545
Filed: 1975-04-28
Abstract: Cephaloglycine ester are of formula (I) and salts, and the intermediates are of formula (VIII) (where X' is protected amino gp. which can be deprotected under neutral or acid conditions without cleaving the beta-lactam ring). (I) is prepd. by e.g. reacting a deriv. of Ph.CHX.COOH (X= opt. protected amino or an amino precursor gp.) with appropriate, opt. silylated, 7-amino cephem. (I) is hydrolysed in vivo to cephaloglycine which is a known antibacterial. Unlike cephaloglycine itself (I) is readily absorbed following oral administration to humans or animals and gives high serum levels of antibiotic.
Patent FR-2665252-A1 (FR)
Title: Missile guidance system
Inventor: DALY M A K
IPC: F41G7/30
Filed: 1975-06-10
Abstract: The guidance system comprises a sight; a manual control for generating control signals; a tracking device comprising an optical system for following a missile in flight in the field of view of the optical system of the tracking device, the said device being arranged to generate error signals representative of the radially offset position of the missile with respect to the projected axis of the tracking device, and being incorporated in a flight control channel comprising means of transmitting flight control signals to a receiver located in the missile such that a closed control loop is formed; means of injecting the manual control signals into the closed control loop; a common support for the tracking device and the sight; and a gyroscope mounted on the support and stabilising the direction of the projected axis of the tracking device.
Patent FR-2314425-A1 (FR)
Title: Tubular element mounting device - has G-shaped outer arm with end above horizontal portion of inner arm
IPC: F16L3/13
Filed: 1975-06-10
Abstract: The device for mounting tubular elements on a wall has a flat base with an outer arm in the form of a "G". The inner arm of the mounting device has a curved portion which is turned back on itself and formed at its end with a horizontal portion the tip of the "G" is located above the horizontal portion which is slightly curved, these two portions cooperating to retain a tubular member in place. The outer arm pref. has an interior surface portion whose radius is equal to the radius of a cylindrical element to be clamped.
Patent FR-2314046-A1 (FR)
Title: Mould tool for encapsulating coaxial ferrite inserts - having ribbed tool faces for accurate location of insert
Inventor: FRANCOIS JACQUES
IPC: B29C45/14
Filed: 1975-06-10
Abstract: Mould tool for injection moulding a plastic casing around a cylindrical insert. Part of the cavity is defined by helical ribs on the tool faces, where the crests of the ribs match the diameter and position of the insert. Used esp. for encapsulating ferrite cores in an externally threated body for adjusting the position of the ferrite component, i.e. to tune an inductance circuit. The posn. of the core is accurately aligned in the moulding tool. The tool design is suitable for making small articles, i.e. only a few mm high and/or in dia.
Patent FR-2313923-A1 (FR)
Title: Compsn. contg. sodium noramidopyrin mesylate monohydrate - also contg. chlormezanone and meprobamate, having analgesic, antiinflammatory, muscle-relaxant and anxiolytic activity
IPC: A61K31/54
Filed: 1975-06-13
Abstract: New therapeutic compsn. comprises camylofin noramidopyrin mesylate (Avapyrazone), sodium noramidopyrin mesylate monohydrate, chlormezanone and meprobamate, specifically in the ratio of 60 mg:210 mg:50 mg:50 mg respectively. Used as synergistic mixt. the compsn. has muscle relaxant, anxiolytic, analgesic and antiinflammatory activity and is esp. useful in treating pain and spasm of smooth muscle e.g. in gastrointestinal tract, of striated muscle, and of joints. A pref. dosage unit contg. 60 mg of camylofin noramidopyrin mesylate (Avapyrazone) 210 mg of sodium noramidopyrin mesylate monohydrate, 50 mg of chlormezanone and 50 mg of meprobamate, was given to adults at up to 6 dosage units daily.
Patent FR-2287134-A1 (FR)
Title: Piezo-transmission element - contg. inlaid electrodes to reduce read-in voltage
IPC: H01L41/00
Filed: 1975-10-03
Abstract: Piezo-electric transmission element, consists of a prepolarisable ceramic in the shape of a thin disc or flat plate, the end surfaces of which are provided with electrodes for feeding in the read-in voltage(s), the excitation voltage and the read-out voltage(s). The electrodes for the read-in and read-out voltages are embedded in the disc. The counter-electrode is pref. also embedded in the disc and the ceramic is pref. an isotropic matl. with compsn. (Pbo, 91La0.06) (Ti0.35Zr0.65)O3 and dimensions suitable for a radial oscillation mode. Used ge.g. for storing and transmitting vol., brightness and contrast data etc. for television sets. Lower read-in voltages can be used.
Patent FR-2332886-A1 (FR)
Title: Folding body work for caravan - has opposite supporting walls secured to base and roof and folding in accordion pattern
IPC: B60P3/34
Filed: 1975-11-25
Abstract: The folding bodywork for a caravan has two opposite supporting walls each secured to the base and roof. These fold in accordeon pattern (5a, 5b) and there are two other walls which may be foldable or removable. The supporting walls each comprise one section hinging on the roof (3) and the other on the base (4). The sections hinge together on a further horizontal axis (2). Erection may be assisted by a tension spring in each corner, anchored at one end to the roof and at the other to a rope. The latter is reeved round a pulley on a spindle parallel to the hinge axes to the end of a rod fixed to the inside wall of the lower wall section.
Patent FR-2299040-A1 (FR)
Title: 14-Hydroxy-4,20,22-bufatrienolide 3-pyranosides - for treating cardiac insufficiency giving good blood levels with low risk of accumulation
IPC: C07J19/00
Filed: 1976-02-02
Abstract: Novel pyranoside of formula (I): (where P is of formula (II) R1-3 are H or acyl, esp. acetyl, benzoyl or p-nitrobenzoyl) are used for treatment of cardiac insufficiency. Unlike proscillaridin, (I) are completely absorbed and eliminated at an optimal speed so that good blood levels may be obtd. without fear of accumulation.
Patent FR-2340730-A1 (FR)
Title: Heterocyclic (1,2)-dithiole-(3)-thione derivs. - for treatment of bilharziasis (BE 9.8.77)
IPC: C07D409/04
Filed: 1976-02-10
Abstract: New 1,2-dithiole derivs. are of formula (I): (where Het is a C-bonded pyridazinyl, pyrimidinyl or pyrazinyl gp. opt. substd. by halogen, 1-4C alkyl, alkoxy or alkylthio, SH, di(1-4C alkyl)amino, pyrrolidino, piperidino, morpholino or 4-(1-4C alkyl)-1-piperazinyl; R is halogen, 1-4C alkyl (opt. substd. by 2-5C alkoxycarbonyl), COOH, 2-5C alkoxycarbonyl, CONH2 N-(1-4C alkyl)carbamoyl or R1CH(OH)-; R1 is H or 1-3C alkyl). Cpds. (I) are active against Schistosomal mansoni at a dose of 100-500 mg/kg. and have an LD50 of >1000 mg/kg. (p.o. mouse). A typical cpd. is 4-butyl-5-(2-pyrazinyl)-1,2-dithiole-3-thione. In an example, this is prepd. by reacting ethyl 2-butyl-3-(2-pyrazinyl)-3-oxopropionate with P2S5.
Patent FR-2331079-A1 (FR)
Inventor: KASHIO TOSHIO
IPC: G04G3/02
Filed: 1976-03-08
Abstract: An electronic timepiece apparatus which comprises an electronic time-counting circuit including an oscillator generating standard clock pulses; time-setting means including an actuating switch for correcting the value of a count made by the electronic time-counting circuit; means for correcting the value of a count made by the electronic time-counting circuit for each prescribed period in accordance with the amount and direction of correction determined as the result of comparison by the time-setting circuit between a given point of time and the correct time; and display means for indicating a given point of time just counted by the electronic time-counting circuit.
Patent FR-2346261-A1 (FR)
Title: Extractor for granular or pulverised materials - has arrangement of helical screws to extract material from bottom of storage cells
IPC: B65G65/46
Filed: 1976-04-02
Abstract: The rectangular storage cell (1) has a throat (3) in the bottom plate (2) which is equipped with an Archimedean extraction screw (4) driven by an electric motor (5). A horizontal screw (6) positioned just above the bottom of the cell can be moved laterally along the cell bottom thus feeding the throat with material. This screw is driven from the motor through a gear box (7), which can slide on a spindle (8), and lateral movement is provided by a transmission chain (9) running on toothed wheels (10) (11), one being driven through another gear box (12) from a pawl wheel (13) connected to an eccentric (14) driven by the motor. The chain has a spur (15) which fits into an oblong hole (16) in a support plate (17) supporting the gear box of the horizontal screw.
Patent FR-2318713-A1 (FR)
Title: Punch for plastics, rubber, paper, textiles - has steel band punching knives operating against an elastic counter pressure plate
Inventor: SPENGLER ERNST MAXIMILIAN
IPC: B26D7/20
Filed: 1976-07-20
Abstract: In the parent patent, the punching device operates with the aid of steel band pinching knives acting against a counter-pressure plate which consists., at least in the region of the working surface, of an elastic material. In this addn, the counter-pressure plate has a heat-resistant coating. The knives are heated. The coating is suitable of PTFE. The cutting edges of the knives may be toothed and the knives may be heated by heating rods. Accurate dimensions of the punched-out articles are achieved. Relatively low power consumption is required because the heated knives facilitate the severing step. This also results in reduction of applied pressure.
Patent FR-2368924-A1 (FR)
Title: Automatic dispensing system for religious comfort - operates on banking card principle and is adaptable to world's main religions
IPC: G07F17/16
Filed: 1976-10-29
Abstract: The dispenser can be adapted manually by the user to his own religion and is operated by the introduction of a plastics card similar to banking cards which has been issued by the priest of the user's religion. Confessions are taped in acoustic secrecy. At a future time or date a priest will play back this tape and contact the confessor by telephone or other means to prescribe penitence and absolution. The tape is a magnetic strip. It is re-useable and preserves secrecy. In case of sacraments consecrated olive oil is supplied in soft plastic bottles as well as a candle and blessed box-wood twig. Generally any ritual requested will be accompanied by taped audible prayers with musical or sung accompaniment. There is a forous ceramic container (C) which absorbs spilt olive oil.
Patent FR-2371289-A1 (FR)
Title: Integral rubber seals for polyolefin pipe joint - bonded to minimise seal size and inhibit displacement
Inventor: BRAM GEORGES EUGENE
IPC: F16L33/34
Filed: 1976-11-22
Abstract: Rubber seals for a plastics pipes joint are pre-bonded to one of the pipe components by locating the seal as an insert in the mould used to produce one pipe component. Used esp. for anchoring ethylene-propylene-diene rubber seals which are sulphur cured to pipe socket or spigot ends mouled from polyolefin material. Bonding between pipe and rubber inhibits displacement of the seal during joint assembly, allows a seal of minimal dimensions to be used. The seals are also for mfr. of pipework components surrounded by an annular rubber sleeve.
Patent FR-2380187-A1 (FR)
Title: Packing machine using plastics sheet - has stretching mechanism gripping sheet ends for welding by heating rollers
IPC: B65B9/06
Filed: 1977-02-11
Abstract: The packing machine has a wrapping mechanism which moves the two ends of a strip of synthetic resin sheet (3), by means of a series of grips (30) on a pair of endless chains (23), down onto a packet (1) so as to form a barrel-shaped cover. A stretching mechanism (40) grips part of the strip ends between a pair of belts (41) on the underside, while the sides of the packet covered by the strip are gripped between a further pair of flat belts, and the strip ends are simultaneously welded together by a pair of heating rollers (48). Parting rotors cut the sheet between packets. The packets then travel through a housing with vacuum intakes pulling down the sheet end protruding from the rear end of the packet against the surface of the latter and onto the surface of the housing where it is gripped by a bar.
Patent FR-2353125-A1 (FR)
Title: Push button switch with contact bridge - contains integrated diode in current path between contacts when closed by bridge
IPC: H01H9/00
Filed: 1977-04-15
Abstract: The keyboard switch has an actuating element and at least two contacts connectable by a contact bridge. A diode is integrally provided within the switch and lies path from one contact to the other one, via the contact bridge. Preferably one of the contacts is in the form of the diode. Alternately one contact, or the contact bridge, is provided with semiconductor material, coated by a conductive substance. A common contact may be connectable to several countercontacts, the diodes in such instance being provided in a part of the conductive paths only. The contacts and several switching bridges may be provided for several conductive paths.
Patent FR-2355826-A1 (FR)
Title: Procede de preparation du chlorhydrate de 2,6-xylylide de l'acide n-methyl-piperidine-2-carboxylique
IPC: C07D211/60
Filed: 1977-06-21
Abstract: L'invention concerne un procédé de préparation du chlorhydrate de 2,6-xylylide de l'acide N-méthylpipéridine-2-carboxylique. Le 2,6-xylylide d'acide picolinique est hydrogéné dans le noyau de pyridine en présence d'acide chlorhydrique avec formation du chlorhydrate de xylylide d'acide pipéridine-carboxylique qui est ensuite méthyle par réduction catalytique en présence de formaldéhyde. Le 2,6-xylylide d'acide N-méthylpipéridine-2-carboxylique est un anesthésique local.
Patent FR-2398606-A1 (FR)
Title: Feuille en matiere plastique utilisee pour la fabrication de vitrages feuilletes
Inventor: AGETHEN HEINRICH
IPC: B32B27/06
Filed: 1977-07-01
Abstract: L'invention a pour objet une feuille en matière plastique utilisée dans la fabrication de vitrages feuilletés. La feuille suivant l'invention comprend une couche d'un polymère thermodurcissable qui présente des propriétés d'autocicatrisation et d'antilacération et une couche d'un polymère thermoplastique capable d'adhérer à un support monolithe ou feuillete en verre ou en matière plastique. Les vitrages feuilletés comprenant la feuille selon l'invention présentent de bonnes qualités optiques. La feuille est utilisée dans la fabrication de vitrages feuilletés, notamment pour les pare-brise, les vitrages latéraux de véhicule, les vitrages d'immeuble, les masques, écrans, lentilles, verres de lunette, etc.