baber/WOPTO huggingface dataset:
Patent FR-3136262-A1 (FR)
Title: Pompe à vide et procédé de montage
Inventor: BIZET LAURENT
IPC: F04C18/14
Filed: 2022-06-03
Abstract: Pompe à vide (1) comportant un stator (2) et deux arbres (4) de rotors (5) configurés pour tourner dans au moins un étage de pompage (T1-T7) du stator (2), caractérisée en ce que pour chaque arbre (4), la pompe à vide (1) comporte en outre un boitier de roulement fixe (10) comprenant un roulement (12) monté sur l’arbre (4), un premier boitier (13) vissé dans le stator (2), le roulement (12) étant reçu dans le premier boitier (13), le premier boitier (13) formant une butée axiale pour une bague externe (12b) du roulement (12), et/ou un boitier de roulement mobile (11) comprenant un roulement (20) monté sur l’arbre (4), un second boitier (21) vissé dans le stator (2), le roulement (20) étant reçu dans le second boitier (21), un élément élastique annulaire (22) interposé entre une bague externe (20b) du roulement (20) et le second boitier (21).  Figure 1
Patent FR-3137764-A1 (FR)
Title: Procédé de recalage d’une attitude fournie par un système de navigation à l’estime au moyen d’un système de positionnement relatif
Inventor: VISSIERE DAVID
IPC: G01S19/00
Filed: 2022-07-08
Abstract: Ce procédé de recalage d’attitude (107) comprend l’estimation (116), par un système de navigation à l’estime (22), de plusieurs positions estimées du système de navigation à l’estime (22) dans un repère fixe arbitraire à des instants de détermination, l’obtention (114) de positions, évaluées par un système de positionnement relatif (24), du système de navigation à l’estime (22) dans un repère fixe prédéterminé auxdits instants de détermination, et la déduction (124) d’au moins un paramètre de recalage d’attitude par minimisation d’une fonction de coût comparant les positions évaluées aux positions estimées corrigées au moyen du ou de chaque paramètre de recalage.   Figure pour l’abrégé : Fig. 5
Patent FR-3137993-A1 (FR)
Title: Procédé et système de commande d’un véhicule automobile hybride en fonction des feux de signalisation
Inventor: CHAUVELIER ERIC
IPC: G08G1/0962
Filed: 2022-07-13
Abstract: Procédé de commande d’un véhicule automobile hybride comprenant les étapes suivantes :  au cours d’une première étape (1), on reçoit des informations des feux de signalisation au cours d’une deuxième étape (2), on détermine le signal actif affiché et la durée jusqu’au changement de signal du premier feu de signalisation sur la trajectoire du véhicule en fonction des informations des feux de signalisation, et au cours d’étapes (3,4,5,6,7,8), on compare la durée jusqu’au changement de signal du feu de signalisation, la vitesse du véhicule, et la vitesse maximale autorisée sur la chaussée utilisée par le véhicule automobile, puis on commande le loi de gestion de l’énergie et on indique au conducteur des actions à effectuer, de sorte à limiter le temps d’attente au feu de signalisation et l’énergie dépensée entre jusqu’au franchissement du feu de signalisation.  Figure pour l’abrégé : Fig 1
Patent FR-2013846-A1 (FR)
Title: Tobacco substitute made by impregnating regen cellulose - with tobacco extract
IPC: A24B15/16
Filed: 1969-07-28
Abstract: Staple fibres may be in the form of a fibrous web which prior to deposition of the aromatic substances is treated by an alkaline solution such as sodium hydroxide, the amount of which in the solution comprises of from 20 to 40 g. per litre of water. Cellulose fibres are additionally impregnated with a metallic salt, the amount of which does not exceed 2% by wt. of the fibres. Metallic salts are used to neutralise the residual alkalis in the fibres. They are furthermore treated with an oxidising agent such as sodium nitrate or persulphate. Metallic salts are represented by magnesium sulphate, iron (III) chloride or nitrates or sulphates of cobalt, chromium, lithium, sodium, potassium, magnesium or manganese.
Patent FR-2039454-A1 (FR)
Title: Substituted bis-carbamate herbicide
IPC: A01N47/22
Filed: 1970-04-24
Abstract: Substituted bis-carbamate, herbicide Title cmpd. is of formula (I) Herbicidal compsn. pref. contain (I) with a liquid or solid support.
Patent FR-2096916-A1 (FR)
Title: 1-(3,3-diphenylpropyl)-4-phenyl piperidine - analgesic and antiinflammatory
IPC: C07D211/14
Filed: 1970-07-16
Abstract: Title cpd. of formula (I): may be prepd. by the action of a diphenyl propyl halide (II) on 4-phenylpiperidine (III). Cpd. (II) is pref. the bromide.
Patent FR-2077557-A1 (FR)
Title: Fast combined converter/breeder reactor - core
IPC: G21C5/20
Filed: 1970-12-16
Abstract: A central converter zone contg. fissionable U-235 and breeder U-238 is surrounded both horizontally and vertically by an intermediate breeder zone contg. fissionable Pu and U-238 breeder material. This in turn is surrounded horizontally and vertically by a blanket zone of breder U-238. Zoning is achieved by differential filling of three sets of fuel rods namely an inner, an intermediate and an outer set. The central set has five different layers of filling, the second set three layers and the third set is uniformly filled with U-238.
Patent FR-2137457-A1 (FR)
Title: Flexible low voltage heater - for defrosting vehicle mirrors etc. with a polyester resistance element
IPC: B60R1/06
Filed: 1972-02-07
Abstract: Flexible heater with a resistance element comprising an electrically conductive mat of polyester materials separated into heating zones by metal strip electrode connected alternatively to opposite poles of the vehicle battery. The live components are mounted in an insulated holder such as a polyester-polyethylene laminate. Esp. for temporary or permanent installation for heating small surfaces such as the external mirrors on vehicles. The element is sufficiently flexible to follow a curved surface is backed, e.g. by a pad of resilient foam. It is relatively simple to arrange for a uniform rate of heat dissipation over the whole area of the element.
Patent FR-2175679-A1 (FR)
Title: Viscous polystyrene solns - removed of volatiles
IPC: C08F6/12
Filed: 1972-03-17
Abstract: Volatile materials are sepd. from viscous solns. of styrene polymers and volatile aromatic solvents obtd. by the polymerisation of styrene in soln. by injecting into the soln. of styrene polymer a proportion of water, between 0.50 and 2.75% pref. approx. 1.5% (in proportion to the wt. of styrene polymer) in a zone for eliminating volatiles, held at a pressure below that of the injection zone and at a temp. above the b.pt. of the viscous polymer soln. at the lower press. in order to volatileise the volatile solvents and the water; the volatiles are removed from the zone, to leave a styrene polymer free from volatiles, which is then removed from the chamber. The polymer soln. foams in the volatile elimination zone, and is pref. submitted to a mechanical shearing before discharge. The volatiles may be recovered.
Patent FR-2177525-A1 (FR)
Title: High power thermo-electric converter - of stacked series elements formed by elongated coaxial cylinders
IPC: G21H1/10
Filed: 1972-03-28
Abstract: Each element is in the form of a pair of coaxial cylinders, the inner emitter having a filling of nuclear-fuel material and the outer collector being a cylindrical extension of the emitter cylinder of the preceding element of the starch so that the emitter of its own element is slid into it axially. The end sections of the generator are respectively an emitter and a collector section only. The elements are mutually sealed and mounted in an outer sealed sleeve with the necessary feed and outlet for the Cs vapour filling for the cells and with fission product gas extraction channel.
Patent FR-2132870-A1 (FR)
Title: Cyano-1 amino-pyrazine derivs - for phosphors, epoxide resin hardeners, and inters for polymers and diuretics
IPC: C08G69/26
Filed: 1972-04-12
Abstract: Pyrazine derivs. are of formula: (in which (a) Y is CN and Z is -NHR1, -Nr12, -NR1R11, -NHR11, -NHNHR1, -NHNHR11, -CH(CN)COOR1, -CH(COR11)2, -CH(NO2)COOR1, -CH2NO2, -CH(COOR1)2 their salts or -OR111; or (b) Y and Z independently are -OR111, -NH2, -NHR1, -NR12, R1 is 1-4C alk(en)yl; R11 is 6-10C aryl, aralkyl or alkaryl; R111 is prim. or sec. 1-4C alk(en)yl or 8-10C aralkyl and R is -COOH, -CONH2 or -H). (I) are used as phosphors, as hardeners for epoxide resins and for polymer prodn., hile (II) are used as hardeners for epoxide resins and a sinters. for diuretics.
Patent FR-2183549-A1 (FR)
Title: Sintered metalcarbonitride material - for watch cases
IPC: C22C29/04
Filed: 1972-05-10
Abstract: Lids and casings of watches are made of a sintered carbide material comprising 50-95% (of total wt.) of a hard phase and 5-50% (of total wt.) of a metal binder. The hard phase consists of 90 wt. % carbonitride of metals selected from Ti, Zr, Hf, V, Nb and Ta at a wt. ratio of nitride to carbide 97:3 to 3:97 of which max. 10 wt. % are carbides of Cr, Mo and W. The binder consists of >=70% of a metal selected from Fe, Co, Ni and max. 30% of >=1 metal selected from Cr, Mo, W. Pref. the hard phase is Ti carbonitirde or more pref. Zr carbonitride.
Patent FR-2158422-A1 (FR)
Title: Polyamide/glass fibre sheets - contg low mol wt polyamide and long fibres, for cold pressing of hot sheet
IPC: C08J5/04
Filed: 1972-10-31
Abstract: The fibre-reinforced thermoplastic sheets consist of an amide polymer, or copolymer contg. >=30% amide, with ave. mol. wt. of 3,000-25,000, in which 10-75% glass fibre of length 3.75 cm. min., are embedded. The polymer is pref. nylon-6 or nylon-6,6, or copolymers contg. >=50% of these. The compsns. may also contain 1-50% of sheet fibre or non-fibrous fillers. The sheets are suitable, when heated to a temp. between their softening pt. and 280 degrees C, for shaping in moulds at ambient temp., is not >10 degrees C above the Tg of the polymer. Owing to the low viscosity and surface tension, and good wetting props. of the polymer, combined with use of long fibres, prodts. of high impact and bend strength, and increased heat deformation temps. are obtained.
Patent FR-2206180-A1 (FR)
Title: Polyimide mouldings with high impact strength - contain metal reinforce-ment parallel and near to surface
IPC: F16C33/20
Filed: 1972-11-13
Abstract: A moulding, esp. for bearings or the like requiring high impact strength and extension at rupture, is made of a thermosetting resin, pref. a polyimide (a reaction product of N,N'-4,4'-diphenylmethane-bismaleimide and 4,4'-diamino-diphenylmethane) which contains reinforcement parallel to the outer surfaces of the moulding and close to the sides. The reinforcement is pref. metal wire mesh or sieves or unwoven materials made exclusively of metal fibres or a mixt. with non-metallic fibres.
Patent FR-2164758-A1 (FR)
Title: Amino resin adhesive - from mixture of urea,formaldehyde melamine,water and stabilising agent
IPC: C08L97/02
Filed: 1972-12-20
Abstract: Compsn. for the prepn. of an amino resin adhesive consists of (I) 15-25 pref. 20-25 wt.% urea, (II) 30-70 pref. 45-60 wt.% formaldehyde, (III) 4.5-10 pref. 4.5-6.5 wt.% melamine, (IV) 10-30 pref. 20-25 wt.% water, and (V) 0.05-4.0 pref. 0.1-1.0 wt.% stabilising agent which buffers the pH of the compsn. at 4.0-7.5 pref. 5.0-6.5. I is ammonium borate, sulphuric acids, hydrochloric acid, acetic acid, stearic acid, or pref. ammonium acetate or boric acid. The amino resin is prepd. by mixing 45-55 pts.wt. of the compsn. with 45-55 pt.wt. of a mixt. of 35-50 wt.% urea, 45-65 wt.% water and 0.5-3.0 wt.% catalyst. The catalyst is ammonium chloride, nitrate, phosphate, sulphate, Al phosphate or Al ammonium sulphate. The amino resin is used as binder in the prodn. of fibreboard. The resin contains 45-60 wt.% solids, and has a viscosity of 10-300 cp at 25 degrees C.
Patent FR-2176717-A1 (FR)
Title: Melamine-formaldehyde resin - for laminates contg soluble fatty acid dialkylamide
IPC: B27K3/50
Filed: 1973-03-08
Abstract: The title resin is prepd. by (a) condensing melamine and formaldehyde in a molar ratio of 1:1.6 to 1:6 in aqs. soln., and (b) adding, before, during or after condensation, 1-20 wt.% based on precondensate, of a soluble fatty acid dialkylamide of formula I: (where R' is H or lower alkyl; and R2 and R3 are each lower alkyl). The resin obtd. has improved flow properties, gloss, hardness, and resistance to water, chemicals and heat.
Patent FR-2178154-A1 (FR)
Title: Cross conveyor - for conveyance of plate metal from a roller bed in synchronism with the speed of the latter
IPC: B21B43/00
Filed: 1973-03-23
Abstract: A longitudinally positioned girder with supporting rollers runs transversely of the roller bed rollers, which can be raised and lowered and when raised lie in a straight carrying plane above the plane of the roller bed rollers. The supporting roller plane can be controlled to exceed that of the roller bed plane and is aligned with the plane of conveyance of the adjacent cross conveyor. At least some of the rows of axially aligned supporting rollers are disc shaped and can be driven in synchronism with the speed of conveyance of the cross-conveyor by shafts which cross the roller bed rollers from the perpendicular perspective.
Patent FR-2182062-A1 (FR)
Title: Paper/grass seed assembly - for seeding lawns etc
IPC: A01G1/00
Filed: 1973-04-25
Abstract: Paper contg. grass-seeds, partic. for laying lawns and grassing slopes and verges, is obtd. using a paper mfd. from a cellulose, to have a base wt. 30-250 g/m2 contg. 15-170 g/m2 cellulose. The grass seed is mixed with the pulp to give a seed concn. of 15-80 g/m2.
Patent FR-2239726-A1 (FR)
Title: Vehicle lights failure indicator - using Wheatstone bridge network and visual or audio warning device
IPC: B60Q11/00
Filed: 1973-08-03
Abstract: The Wheatstone bridge (A, B, C, D) has one or more branches formed by the filaments of the vehicle lights, e.g. the rear stop lights (21, 23) and the rear number plate lights (21', 23'), with ohmic resistances (32, 34) used in any remaining branches and placed in parallel with the light filaments (22, 24) where required, so that the bridge is balanced. One diagonal (AB) of the bridge is connected across the vehicle battery (10) via a relay switch and the second diagonal (CD) is connected in series with a warning light (12) or audio warning device, which is energised when the bridge becomes unbalanced, due to failure of one of the monitored lights (21, 21', 23, 23', 24, 22).
Patent FR-2240193-A1 (FR)
Title: Small effluent plant combines flotation and aeration - for efficient purifn. in closed top tank suitable for farms
IPC: C02F1/24
Filed: 1973-08-08
Abstract: Small scale effluent treatment plant combining sepn. of solid impurities by gas bubble floatation with oxygenation of organic impurities by prolonged contacting with air bubbles. The plant comprised a closed-top tank divided into several compartments by vertical partitions and that effluent flows through the compartments in series between an inlet and an outlet at the other end. Each compartment but the last is a flotation cell with gas-bubble forming equipment, e.g. electrolytic equipment, and anti-turbulence baffles. The liquid surface is under pressur of a counter-current air stream between fans, the air-stream oxygenating the liquid and urging floating scum to an outlet. Flotation cell aeration is increased by partial recycling via a pump with air inlet. The outlet of treated effluent is pref. via an air diffuser having an air exhaust. Treatment of polluted effluent, particularly from small scale sources' such as farms and dairies. Compact, high efficiency plant which is inexpensive and easily installed by small users.
Patent FR-2243142-A1 (FR)
Title: Handling device for rolls of ground covering - has pivotal arms with stub axles engaging roll spindle
IPC: B66F11/00
Filed: 1973-09-11
Abstract: The device consists of two similar two castor (3) carriages which have a post (1") which carries a pivotal arm (2). The arm has a horizontal stub axle (7) which carries a pair of rollers and which is inserted in the end of the hollow roll spindle, the axles projecting towards each other from the carriages. The roll may be lifted by pivoting the arm (2) and locking it in an upright position using a catch (10) which engages a stop (5) on the post. The carriages may be braked by a brake (12) on the castor (3) and the U section posts are reinforced by bars (4).
Patent FR-2205311-A1 (FR)
Title: Cephalexin prodn - by reaction of 7-ADCA with a methyl chlorosilane or chloromethyl pivalate and condensation with d-phenylglycine
IPC: C07D/
Filed: 1973-11-02
Abstract: Title cpds. and its hydrates are prepd. by (a) reaction of 7-amino-desacetoxycephalosporanic acid with trimethylchlorosilane, dimethyldichlorosilane or chloromethyl pivalate in methylene chloride or chloroform in the presence of triethylamine and dimethylaniline(or diethylaniline, quinoline, isoquinoline or pyridine) at 20-60 degrees C (b) this prod. is reacted with D-phenylglycine and chloride hydrochloride in the presence of dimethylaniline (or diethylaniline quinoline, isoquinoline or pyridine) (c) hydrolysis of the silyl deriv. or pivaloyloxymethyl ester of cephalexin with water at pH 1.0-1.5 (d) direct isolation of crude cephalexin by addn. of ammonia or triethylamine to pH 3.5-4.5 and (e) purification of the crude prod. by suspension in water at 50-70 degrees C.
Patent FR-2252168-A1 (FR)
Title: Tool holder for programme controlled automatic machine - has collar receiving ring with channel for tool holder extractor
IPC: B23Q3/155
Filed: 1973-11-28
Abstract: The tool holder (1) has a driving taper and, at the small end, a screw (2) fitting into a threaded hole (3). A bevel (5, 6) each side of the screw head (4) is gripped by rollers of an axial retaining device. At the large end is a collar (7) with a V-groove (8) around its periphery. Over this fits a ring (9) with a central hole (12) and a shoulder (11). Three holes (14) are tapped around the ring, slightly off centre. Taper nosed screws (13, 15) enter the V-groove, bearing on one side of the groove only to ensure contact between ring shoulder (11) and collar side (17). A channel (10) around the ring is for the tool holder extractor (18).
Patent FR-2233680-A1 (FR)
Title: Program indicator for domestic washing machines - closely folded flat pieces carry information from continuous band
IPC: D06F34/30
Filed: 1973-12-21
Abstract: The extended hinge pins of the hinged flat pieces are guided in a groove and are grasped by three or more slits in a rotating wheel so that one piece at a time is shown flat towards the front of the machine. The rest of the pieces are folded closely so as to take up very little space. A light placed behind the transparent pieces improves the display. The endless band is driven by wheel which has at least three slits. These slits are engaged b the pins in the inner hinge sections. This drive wheel is linked via a shaft with the drive of a programme controller or a selector switch.
Patent FR-2265302-A1 (FR)
Title: Sealed knock-down electrical equipment cabinet - has panel edges clipped against seal strips frame sections
IPC: H02B1/38
Filed: 1974-03-28
Abstract: A frame is made from folded metal uprights (12) and horizontals fitted onto corner pieces. The uprights and horizontal have a square cross section with the two adjacent inner sides folded out, forming channels (18, 20) at 90 deg. Sealing strips (16) are placed in the channels and the side (14) and end panels positioned using clips, with the panel flanges pressing into the strips. Wedge plates (24) are inserted inside each upright and screws (28) tightened through support strips (26) onto the wedges. The uprights are locked against the strips, compressing them. Door hinges (30) fit inside the uprights, the door (14) edges sealing against the sealing strips.
Patent FR-2266243-A1 (FR)
Title: Sales information clothing label - is folded strip with oppositely inclined end slots fitting over button thread
IPC: G09F3/04
Filed: 1974-03-29
Abstract: The label comprises a sheet of material which is sufficiently rigid so as to have a tendency to remain plane, but sufficiently flexible to be elastically deformed due to a twisting face. The label has two parts which can be bent towards each other around a transverse line (2). The ends of the label have holes (5, 5a) which form the inner ends of slots (6, 6a). The holes (5, 5a) and the slots (6, 6a) are arranged so that in the bent over position the holes coincide and the slots are inclined in opposite directions towards the transverse line.
Patent FR-2310043-A1 (FR)
Title: Telephone receiver with complex additional services - has magnetic tapes r recording and transmitting message and music
IPC: H04M3/428
Filed: 1974-09-06
Abstract: A telephone receiver complex can be used to receive normal telephone calls and also carry-out other services. It can also record telephone calls, transmit musical sounds and messages and also record these sounds or messages. It has also facilities for internal extension calls. The complex has a telephone receiver, two magnetic tape recorders and a push-button controller. The complex provides in a small space and with ease a facility for receiving and making telephone calls. During waiting periods of calls, it can provide music or standard messages. It uses cassette tapes to provide recorded calls and these cassettes can be changed easily.
Patent FR-2285606-A1 (FR)
Title: Automatic sampler at output of conveyor or overflow - receiving chamber has inflatable joint
Inventor: ROCHEFOUCAULD GEORGES DE LA
IPC: G01N1/20
Filed: 1974-09-19
Abstract: Automatic sampler for grains, powders or liquids, at the output of a conveyor or in an overflow, has a sampling chamber (1) with a parallel-sided slot (2) towards the top and a drainage slot (3) with a closure system towards the bottom. This chamber is suspended under a trolley (5). The closure system comprises an inflatable joint protected against abrasion by a membrane. The trolley runs on a rail which is perpendicular to the axis of the conveyor and this allows the chamber to pass into the output flow of material to be sampled.
Patent FR-2286320-A1 (FR)
Title: Vehicle hydro-mechanical transmission - has brake between input shaft of pump and output shaft of motor
Inventor: GROCOCK PETER GEORGE
IPC: F16H47/04
Filed: 1974-09-27
Abstract: The hydro-mechanical transmission for motor vehicles has a motor (11) and variable pump (12) combination wherein the input shaft (13) of the pump and the output shaft (14) of the motor are connectable through a differential gearing (15) by selective operation of two clutches (22, 23). A hydrodynamic brake (32) on a shaft (33) between the clutches is operable to reduce the speed of the motor, or the pump or both, depending on the setting of the clutches and of the brake. The differential has an annulus driven by the motor and connectable to a planet carrier by the first clutch to establish drive to the road wheels and to the brake.
Patent FR-2288598-A1 (FR)
Title: Automatic nailing machine - has set of pneumatic cylinders supported across track with work travelling underneath
IPC: B27M3/00
Filed: 1974-10-24
Abstract: The automatic nailing or stapling machine for pallets or other wooden slatted frames, has a conveyor on which each pallet is supported by a carriage (10) which travels on rails (11) so that it can be advanced in steps underneath a frame (1) which straddles the track and with support plates (2) each end which carry a pair of frames (4) with a spindle (5) across each frame, carrying a row of pneumatic cylinders (7) each carrying a magazine of nails or staples. The cylinder supports can be adjusted sideways along the spindles and can be tilted so that the nails are inserted at any required angle, and particularly to give a rivetting action to certain types of staples. The whole operation can be auomatic and optical fibre devices used for positioning.