baber/WOPTO huggingface dataset:
Patent FR-2265241-A1 (FR)
Title: Electro-acoustical transducer for submarine application - has piezoelectric elements with intermeshing electrodes between sound head and frame
IPC: B06B1/06
Filed: 1974-03-19
Abstract: The submarine electroacoustic transducer has its piezoelectric elements, intermeshing electrodes and the frame placed in a rigid cylindrical case open at one side. Its bottom forms the sound head, and the thickness of its side walls and bottom are constant. The frame preferably has least one groove in which an O-ring(s) seals it in the case. The cylindrical case may be enclosed in a watertight elastic sheath, open at the sound head side, and surrounding by its other end the transmission cable. The transducer is applicable to echo sounding sounding equipment, submarine microphones and transmission devices.
Patent FR-2266490-A1 (FR)
Title: Implantable valve prosthesis for heart or urethral duct - with low surface area of contact with blood
IPC: A61F2/24
Filed: 1974-04-05
Abstract: Implantable valve prosthesis for heart or urethral duct comprises a portion capable of sealing application to the wall adjacent to the orifice, and means for fixing the prosthesis disposed remote from the sealing zone. The valve consists of a single disc-shaped element, which may be biconvex or meniscus-shaped, surmounted by a pedicle attached to the fixing means which consists of an optionally deformable support bar of which one end at least is connected to an elastically deformable fixing frame. The frame consists pref. of an S-shaped split ring of which the inner bar comprises the support bar.
Patent FR-2273370-A1 (FR)
Title: Thin layer particle sensor mfg method - uses doped material held rigidly by a semiconductor disc
IPC: G01N27/414
Filed: 1974-05-29
Abstract: The basic 'N' doped semiconductor slab (1) is etched or ground by chemical/mechanical action. The material chosen has a resistivity between 100 and 1000 ohms/cm and is set in a ring (2) of semiconductor having a resistivity of 0.001 ohms/cm to 0.1 ohms/cm. The two elements are bonded together using, preferably, some epoxy resin (5) before polymerisation. The sandwich is set in a shaped stiffening ring (8) of an insulating material having the same coefficient of expansion as the semiconductor, the lower surface of which has an inversion layer (11) and a cover layer (11) and a cover layer (12) of gold.
Patent FR-2240847-A1 (FR)
Title: System and appts. for washing vehicles - accumulates low energy over long periods and discharges in short periods
IPC: B60S3/04
Filed: 1974-08-13
Abstract: Consists of feed elements of one or more fluids for washing. These accumulate energy taken in a weak form for a fairly long time and can discharge it at a high rate for a relatively short time. This takes the form of a pressure accumulator, sufficient to cover all the washing sequences and the pressure is at least 20 atmospheres. The jets are designed to use a "shine" element during the washing process. Several accumulators can be used for the different fluids, all channelled to the jets by suitable means.
Patent FR-2282771-A1 (FR)
Title: Joining of electrical wires having fusible insulation - by overlapping ends and melting insulation
IPC: H01R43/04
Filed: 1974-08-22
Abstract: The method for jointing mechanically electrical conductors covered with a fusible insulation involves overlapping the ends of the wires and fusing their insulation into a compact mass. The machine for the method has a heating press which has a heating sole (5) in which is formed a bell mouthed edged slot (16) designed to receive the ends of the wires. The machine has a die (7) which moves with respect to the sole. The die (7) being in the form of a strip which penetrates into the slot (16) so as to press the ends of the wires against the heated edges of the slot (16) of the sole. The method is particularly for telephone cables.
Patent FR-2282508-A1 (FR)
Title: Two part plastics underground cable duct - has interfitting male and female couplings on edges of semi-tubular parts
IPC: H02G9/06
Filed: 1974-08-22
Abstract: The duct for the housing of buried electric service and similar utility cables comprises twin semi-tubular parts (1, 1a) push fitted together using male (3) and female (2a) formations on diametrically opposed edges. The edge formations constitute a beading of the duct wall and a corresponding necked socket. duct lengths are joined by one-piece sliding collars of internal section corresponding to the external duct section. The collars can be provided in a semi-tubular form similar to that of the ducts and can be straight or angled.
Patent FR-2248834-A1 (FR)
Title: 3-Pyraxolidinones and pyrazolidines - e.g. N-(6-carboxy-N-hexyl)-N'-(3'-hydroxy-8',8',8'-trifluoro-N-octyl)-- pyrazolidine
IPC: C07D231/54
Filed: 1974-10-29
Abstract: A cpd. of formula (I) (where A is -CH=CH-, -C=C- or C6H4; R is H, alkali metal, amine salt, (cyclo)alkyl each of =12C; m is 0 or 1; n is 0-6; p is 0-6; Y and Z are O or H2 with the proviso that where one is O, the other is H2; R1 is H or (m)ethyl; R2 is H, (m)ethyl, -CH=CH2 or -C-CH; R3 is H or 2-4C alkanoyl; R4 and R5 are H, F or (m)ethyl; Q is H, CH3, CF2CH3 or CF3; with the proviso that R1, R4 and R5 are each H when R2 is other than H) and its salts with a pharmaceutically acceptable acid are novel cpds.
Patent FR-2300191-A1 (FR)
Title: Ceramic tiles with composite insulating support - incorporating high density, closed PVC foam
IPC: E04F15/16
Filed: 1975-02-05
Abstract: Composite tiles or panels comprise ceramic tile faces supported on a layer 2-3 mm thick of closed cell, foamed material of density >=800 kgEm3 on top of a layer of a dense plastic sheet having bonded on its lower face a non woven mat made of relatively high strength fibres such as glass or polyester. Used for tiles for covering floors, walls etc. The foamed layer provides a relatively significant increase in the thermal and acoustic insulation effect of the tiles without destracting excessively from the strength of the tile. Foam layers of lower density and/or greater thickness are relatively weak.
Patent FR-2301039-A1 (FR)
Title: Daylight reproduction system for X-ray identity tag - is fitted with casing which receives X-ray cassette and has device for removing tag
IPC: G03B42/04
Filed: 1975-02-14
Abstract: The device for reproducing the identity tag of an X- ray, contained within a cassette, comprises a housing into which the cassette is inserted and with a movable shutter for allowing insertion of the part of the tag receiving the identification data, through an aperture. The movement of the shutter is controlled in response to the insertion of the X-ray cassette. Further means receive the identification tag, which is then illuminated for a given time period, with the image of the tag sent via an optical system to the X-ray cassette aperture, for printing the corresponding part of the X-ray. The shutter is closed upon removal of the X-ray cassette from the device.
Patent FR-2302960-A1 (FR)
Title: Man lift with platform sliding on mast - is raised and lowered under action of winch mechanism operated by passenger
IPC: B66F11/04
Filed: 1975-03-04
Abstract: The man lift has a vertical mast (1) supported from the ground, and a horizontal platform (8) on which the man is supported. The platform slides up and down the mast under the action of a drive mechanism (17) actuated by the passenger, and it can be mounted on a sleeve (9) fitting round the mast. The sleeve can also carry a guard rail (10) at a distance above the platform and the platform can be raised and lowered by a winch (11) whose rope is anchored to the top of the mast. The winch can be worm driven from crank-handles operated by the passenger, the worm drive having a self-locking non-reversing action when the handles are released.
Patent FR-2263588-A1 (FR)
Title: Ferrite compsn for flexible recording medium - contg barium ferrite, silica and lead oxide
IPC: C01G49/00
Filed: 1975-03-07
Abstract: Ferrite compsn. for making a magnetic recording medium comprises 0.1-5% SiO2, 0-5% PbO, 9-27% BaO or SrO, bal. Fe2O3 and is made by mixing the oxides or their precursors, calcining to bring them to the oxides, granulating the product, calcining again at 800-1400 (1000-1230) degrees C for 2-3.5 hrs. and grinding to obtain particles of the order of size of a single magnetic domain. The powder is mixed in amt. 5-65 vol. pts. with 95-35 vol. pts. thermoplastic resin. Esp. for making flexible recording media by embedding the powder in resin or rubber. Compsn. has a high residual flux density, low coercivity and a low magnetic saturation field (Hs).
Patent FR-2308525-A1 (FR)
Title: Pressure limiter for airbag - comprises weakened seam to open vent which is ripped by excess pressure
Inventor: OKA TAKASHI
IPC: B60R21/16
Filed: 1975-04-23
Abstract: The airbag (10) protection for the car occupants is made from a webbing reinforced fabric which is sewn into a cushion shape. The inflating gas is introduced via a profiled entry slot. One corner of the bag is sewn across with a stitched seam (24) to separate the bag from venting holes (46) in the tag so formed. As the pressure in the airbag reaches a set level the stitches are torn out and a controlled release of air follows, without deflating the bag too rapidly. The seam can also be formed by thermoplastic moulding or by special adhesives.
Patent FR-2269640-A1 (FR)
Title: Centrifugal governor for engine fuel injection - two sets of flyweights push against inner and outer sliding sleeves
IPC: G05D13/24
Filed: 1975-04-30
Abstract: A fuel injection system for an internal combustion engine has a governor with two set of flyweights mounted inside a shroud on a shaft driven by the engine, one set resting behind an inner sleeve and other set behind an outer sleeve, so that as the L shaped weights are swung out by centrifugal force, the sleeves are pushed along the shaft, the outer sleeve pushing against a spring on the inner sleeve, assisting it. The inner sleeve is connected with an arm controlling a valve connected to the fuel pump, so that for fast movement, the fuel supply is increased, the inner sleeve being returned by a leaf spring as the speed is reduced. The inner sleeve has a flange at the flyweight end with slots in it to allow the flyweights to swing against the inner sleeve without obstruction.
Patent FR-2314339-A1 (FR)
Title: Combined drawer and safe - has mobile portion and reception plate sliding simultaneously in opposite directions
IPC: E05G7/00
Filed: 1975-06-09
Abstract: The combined drawer and safe is for use in a bank cashier's desk, having a reception plate divided into two by a transparent panel at right angles to it. It comprises a movable portion (2) sliding inside a housing (3) forming the desk proper. The housing has a drive mechanism (11) simultaneously sliding the movable portion to the customer's side (5) and the plate (8) to the cashier's side. Also included are a control unit (9) and a lock for the movable portion, together with guides for the latter and the plate from the customer's side.
Patent FR-2313503-A1 (FR)
Title: Safety barrier for roads or construction sites - has stirrup pieces to hold rails to posts and has joint adjacent rail lengths
IPC: E01F15/04
Filed: 1975-06-05
Abstract: The rails (1) are fastened to the face (5) of the post (2) by screws (6) inserted into oblong holes drilled in the face (5), the corresponding nut being held by a plate which slides inside each rail. Each plate rests against the inside wall of the rail. A stirrup (8) straddles the horizontal faces of the rail and is held between the face of the post (2) and the vertical face of the rail. The central part of the stirrup-piece is drilled with at least two holes one on either side of its median axis. Two screws with nuts attached are inserted into these holes. Two sections of rial can be joined together by means of a stirrup-piece and a plate, the lengths of which are calculated to allow for a minimum of four screws to give a solid structure.
Patent FR-2280467-A1 (FR)
Title: Sound-proofing walls between melting and casting shops - using noise-redn. partitions mounted on rotary ladle carrier
IPC: G10K11/16
Filed: 1975-07-23
Abstract: Device for noise redn. or sound proofing in casting shops adjacent to arc melting furnaces, where the casting ladles are mounted in a carrier which rotates round a vertical axis and is fitted with one or more forked carrier arms for holding the ladles. The novelty is that vertical noise-redn. partitions are mounted on the rotary carrier for closing most of the gap in the sound-proofing wall sepg. the melting-and casting- shops, at least in the position of charging and/or transfer or discharge of at least one casting ladle. The partitions pref. consist of a metal chassis filled with noise-redn. panels. Large arc furnaces create high noise levels and this device reduces the vol. of noise reaching the workers in the adjacent casting shop used, e.g. for continuous casting.
Patent FR-2318603-A1 (FR)
Title: Suitcase made of thermoplastic film for display and transport - with pairs of opposed recesses defining handle and case interior
IPC: G09F5/02
Filed: 1975-07-25
Abstract: Suitcase for display and transport of articles is made of a single sheet of transparent thermoplastic material transversely folded in half, with recesses in the same surface of the sheet in each half. The recesses in the two halves are arranged in opposed pairs of the same shape and size, with one pair defining the hollow interior of the case, and one pair defining on the outside a handle adjacent and parallel to the opposed edges of the sheet which are parallel to the median fold. Pref. each half also comprises recesses of the same shape and size in opposite surfaces of the sheet, with the recesses engaging one inside the other to form closure means for the suitcase, pref. in between the other two pairs or recesses which form the interior of the case and the handle.
Patent FR-2330129-A1 (FR)
Title: Flexible sheath for sparking plug leads - completely covers conductors between distributor, ignition coil and sparking plugs
IPC: H01B7/02
Filed: 1975-10-27
Abstract: The sheaths are designed for improving the electrical insulation of high voltage conductors in a internal combustion petrol engine, the engine using several flexible sheaths having dielectric properties. The insulation completely shields the conductors. The sheaths completely surround the conductors between the sparking plugs and the distributor and the conductors between the ignition coil and the central terminal of the distributor. The sheaths also cover the porcelain insulators of the sparking plugs.
Patent FR-2335657-A1 (FR)
Title: Distribution system for providing instantaneous hot water - uses continuous flow through loop with regulation of flow by orifice plates
Inventor: BEAUFILS MARCEL
IPC: F24D17/00
Filed: 1975-12-15
Abstract: The distribution system provides instantaneous hot water at points on the closed loop. It comprises a steam heated tank using water passing through a main vertical riser. Primary take-off points have pressure regulators; except for the highest, the system being balanced to this. Taps are fitted into secondary take-off points on the primaries and these secondaries return into the vented down pipe returning to the collector tank. Flow into this pipe is metered through orifice plates and the collector tank has a level indicator. The water is pumped back into the heating tank. Cold make-up water is supplied under pressure.
Patent FR-2338223-A1 (FR)
Title: Motor vehicle lift assembly - has two columns at each side with tracks on pivoting supporting arms between them
IPC: B66F7/02
Filed: 1976-01-19
Abstract: The motor vehicle lift has two groups each of two columns with lifting and lowering mechanisms, mounted parallel to the direction of travel of the vehicle, and enclosing a working area into which it is driven. A motor is provided to drive the lifting mechanisms in each group, between whose columns connecting devices are mounted, parallel to the travel direction. Supports swing on the lifting mechanism in a horizontal plane, and travel tracks in turn pivot on the supports. The motor control gear is mounted clear of the path over which the vehicle travels. Each travel track can be movable towards the centre of the working area from the rest position between the two columns supporting it.
Patent FR-2301170-A1 (FR)
Title: Haymaking machine with horizontal rotary rakes - has rake arms received in plane plastic bearing and tines adjusted by cammed lever
IPC: A01D78/12
Filed: 1976-02-18
Abstract: The haymaking machine has horizontally rotating radial arms (6), equipped with tines (7). These have their working angle altered by a lever (9, 10) operated by a sliding cam (8). Each arm is mounted in plain plastic bearings (13, 14) fitting into a bearing sleeve (12) on the dished housing (5). This sleeve is a U shaped section with, its open side underneath. Each bearing is located by a spigot (23, 24) fitting into a hole (21, 22) in the sleeve and bolts (18) across its open side. Sideways movement of the arm is prevented by a dowel pin (25) positioned near the inward bearing. Rapid changeover of each arm, complete with bearings, is possible.
Patent FR-2345651-A1 (FR)
Title: Fixing bracket for holding telephone wires to post - has horizontal arm to carry cable and includes bolted attachment
IPC: H02G7/05
Filed: 1976-03-23
Abstract: The bracket has a vertical portion which rests along the side of the post by is held firmly to the post by means of circular bands (4) fitted to the post. Each bracket has a horizontal arm (1) which has a flat upper surface (6) and is furnished at the outer end with a large slot (7). The bracket supports an insulator (11) which is bolted to the bracket by means of the two bolts (13). An insulated through bolt (8) is connected to a wire hanger underneath the bracket, an alternative fixing arrangement allows the angle of the insulator to vary to meet individual requirements.
Patent FR-2316250-A1 (FR)
IPC: C08F14/00
Filed: 1976-06-30
Abstract: Residual vinyl chloride monomer is removed from a polyvinyl chloride polymer by contacting the polyvinyl chloride polymer with a gas at an elevated temperature and at a pressure not less than atmospheric pressure.
Patent FR-2357224-A1 (FR)
Title: Plate profile for use in carpet cleaning - has three sloping base members and two channels for aspiration with closely defined angular orientations
IPC: A47L9/02
Filed: 1976-07-06
Abstract: The plate member is designed especially for use in the cleaning of carpets, or similar, has a fore plate (2) with a slope of between 4 deg. and 8 deg. and a rear plate (5) with a slope between 1 deg. and 5 deg. The intermediate surface (7) has a slope with a rise in the direction of motion of between 0.5 and 1 mm. Between the sloping surfaces are two aspiration channels (4, 8) each having a radius of curvature from 2.5 mm and 5 mm at the rear edges (10, 11) and having a radius of curvature from 0.3 mm to 1.5 mm at the front edges (13, 14). The slope of the rearmost channel (15) is between 40 deg. and 50 deg. relative to that of the rear plate (5).
Patent FR-2363541-A1 (FR)
Title: Acyloxy-n,n' diacylmalonamides et leur mode de preparation
IPC: C07C315/04
Filed: 1976-09-01
Abstract: alpha -acyloxy-N-N'-diacylmalonamides de formule :
Patent FR-2364044-A1 (FR)
Title: Trainer for improving sense of balance - has rigid disc freely supported on coil springs underneath to support user during exercises
IPC: A63B21/05
Filed: 1976-09-09
Abstract: The training appts. is used for improving the sense of balance and comprises a flat rigid base (1) of plywood or similar material. This supports an upper rigid disc (2) by coil springs (3, 4, 5, 6) disposed around the circumference and between both discs. The upper end of each spring is fixed rigidly to the undersurface of the upper disc. The lower ends of the springs are held over pegs (13, 15), these latter being pushed into holes in the base. The user stands on the freely supported upper disc and carries out suitable exercises, pref. whilst standing on one leg.
Patent FR-2366083-A1 (FR)
Title: Key cutting machine producing two laminar keys simultaneously - has outlines on two gear-linked pivoting arms which converge on cutting disc
IPC: B23C3/35
Filed: 1976-10-01
Abstract: The key-cutting machine can operate automatically, cuts two keys simultaneously, and cuts laminar key e.g. for cylinder locks. Two outline keys (15a, 15b) converge on horizontal diametrically opposed points on a cutting disc (3), and can also move parallel to the disc (3) axis. The depth and location of each indented cut is controlled by a sensor engaging the corresponding indents of a model key (13). The two outlines (15a, 15b) may be secured by vices (12b, 16) on separate pivoting arms (11c, 11b). The arms (11c, 11b) are mounted on opposite sides of a slide (9) which centres below the disc (3). The slide (9) is mounted on a power driven screw (19) and guided by two freely rotatable round rails (10a, 10b). The model (13) is mounted on a cantilever (11a) off the slide (9) and locates in the same vertical plane as the outlines (15a, 15b). The arms (11c, 11b) are keyed onto the rails (10a, 10b) together with two enmeshing segmental gear wheels (17a, 17b). The wheels ensure the simultaneous pivoting of the two arms towards the cutter (3).
Patent FR-2328525-A1 (FR)
Inventor: IDE HANS
IPC: B01J8/38
Filed: 1976-10-20
Abstract: In the cylindrical sieve-bottom dryer and sifter operated in the upward gas flow with continuous material throughput, the material is charged by a supply pipe (8) which projects from above centrally into the dryer. The mouth of this pipe (8) is situated so far above the sieve bottom (3) that in operation a free-fall section exists between the pipe mouth and the fluidised material layer. The fine and medium-sized material is removed by the upward gas flow, the coarse material is carried off through an opening (14) in the edge region of the sieve bottom (3), to where it is conveyed by an agitating mechanism (6). The lower edge (13) of the opening (14) is arranged above the sieve bottom (3) in order to divide the refuse compost into organic and inorganic components.
Patent FR-2329711-A1 (FR)
Title: Low profile unsaturated polyester moulding materials - contg. a copolymer of an unsatd. carboxylic acid, a dialkyl ester of an unsatd. dicarboxylic acid and styrene as low shrinkage additive
IPC: C08L67/06
Filed: 1976-10-28
Abstract: Moulding materials are made comprising (a) unsatd. polyester resins; (b) copolymerisable vinyl monomers; (c) catalysts; (d) the usual additives; and (e) a low shrinkage additive (I) comprising a copolymer of 2-10 wt. % of an unsatd. 3-6C polymerisable monocarboxylic acid, 15-40 wt. % of a dialkyl ester of an unsatd. polymerisable 4-9C dicarboxylic acid with 1-8C straight or branched alkyl gps., and styrene, opt. mixed with minor amts. of another monomer, in an amt. of 10-100 wt. % on polyester resin. Pref. (I) is a copolymer of acrylic acid, a dialkyl fumarate with 3-6C alkyl gps., and styrene, used at 25-65 wt. % on polyester. Used in prodn. of low profile dough moulding materials having low shrinkage properties, with the advantage that the additives do not cause sweating on the surface of mouldings, so that self coloured mouldings can be made without surface blotching and colour variations.