baber/WOPTO huggingface dataset:
Patent FR-2281338-A1 (FR)
Title: Concrete reinforced with refractory fibres - comprises rock wool and ceramic fibres mixed with Portland and aluminous cements
Inventor: KIEHL JEAN-PIERRE
IPC: C04B28/06
Filed: 1974-08-07
Abstract: Concrete reinforced with refractory fibres comprises 5-50 (5-35) % ceramic fibres, (esp. aluminosilicates), 10-30 (15)% of a mixt. of Portland and aluminous cements in ratio 4-2:1 balance mineral fibres comprising alkaline earth aluminosilicates, such as rock wool, The reinforced concrete is used for the mfr. of fire-barrier coatings and partitions for building construction. Avoids using asbestos, and ceramic fibres of the same order of cost as asbestos, such as Al2o3, yet can still be used at up to 1200 degrees C unlike prior art rock wool fibre concretes where the rock wool disintegrated at about 600-700 degrees C.
Patent FR-2241389-A1 (FR)
Title: Projecting cores in cast resin moulds - held in position magnetically and suitable for casting hollow articles
IPC: B29C33/32
Filed: 1974-08-22
Abstract: A centrifuging cast resin mould for producing hollow articles has at least one core standing out of the mould wall, this core is of magnetic metal and is held in position during centrifuging by a removable magnet. The core can be released in its longitudinal or cross direction after casting, this simplifies mould design, the core can be left in the mould until the moulding is fully cured thus ensuring accurate casting.
Patent FR-2290559-A1 (FR)
Title: Profiles for fixing double glazing - having first part with pane-receiving lips, second part fixable to window-frame
IPC: E06B3/28
Filed: 1974-11-07
Abstract: Device for fixing a double glazing on a swingable window consists essentially of a rigid profile having a first part with a U-shaped section with flexible longitudinal lips these converging to form a joint for the second pane, and a second part displaced laterally relative to the first part, and having a longitudinal opening formed between its edges. The longitudinal opening receives one arm of a corner plate for joining the profile to an identical profile bordering the adjoining edge of the second pane, and the enclosed pane is fixed to the wooden window frame by screws passing through the second part. Easily mounted at low cost on a window already provided with a first pane. Mounting is effected without the use of materials such as mastic, and an excellent seal is obtained. Attractive appearance.
Patent FR-2252855-A1 (FR)
Title: Accident-preventer for ladders - has guide body running in rail along ladder and connected by belt to person
IPC: E06C7/18
Filed: 1974-12-02
Abstract: Accident-preventer for ladders has a rail running along the ladder and guiding a holder which can pivot w.r.t. the rail from a free-sliding into a locked position. The holding element is connected to the person whose safety is to be secured. Pref. the rail is U-shaped in cross section and has edge guides in which a roller-shaped body with an arresting rib of the holder element is guided, the holder is releasably connected to the person by a belt. The appts. gives absolute safety for the person, is easy to mfr. and mount, and can be used without difficulties.
Patent FR-2293524-A1 (FR)
Title: Vertical appts. for coating drying and activating granules - coated with bitumen comprising two concentric drums
IPC: F26B17/00
Filed: 1974-12-02
Abstract: Vertical, bituminous coating applicator, drier and activator for granulates comprises two concentric cylindrical drums which can also serve as drying drums. The appts. is fed from the top with granulate opt. prebituminised. It comprises a fixed under drum in which a heater drives hot gas downwards, then without contact occurring between flame and material, the gas is directed so as to pass upwards in the cylindrical region between the fixed inner and the mobile outer chamber, the axis of rotation coinciding with the axis of the fixed drum. The mobile drum carries several horizontal annular plates in which matl. to be coated, activates or dried is loaded together with arms associated with the wall of the fixed inner drum and sloping annular surfaces allowing material to be passed from one level to the one below. The effects of flame on the granulate is eliminated so that improved uniform of product is possible allowing process standardisation, and so that no fine dust is produced.
Patent FR-2294297-A1 (FR)
Title: Security lock with concealed fixings - bolt mechanism box with one face receiving cylinder and fixing to door
IPC: E05B63/00
Filed: 1974-12-12
Abstract: A security lock with concealed fixings, with only a key-holed barrel end and a rotating handle visible on the door faces, has a box (1) with detachable cover (12) over the belt (3) actuating mechanism, and a key-holed barrel (8) which fixes to the opposite box face (1a). This face also fixes to the door. The cover (12) is traversed by a short shaft component (10) which transmits handle rotation to the bolt mechanism, and preferably having an inner radial projection e.g. flange which retains it within the cover, and projecting studs which engage sockets in a bolt mechanism plate. The bolt is of the type with a median length of reduced cross-section, the mechanism is of the transversely sliding "throat" type and the bolt is of steel with "zamac" coating.
Patent FR-2295883-A1 (FR)
Title: Moulded plastic bowl with curved rim - has radial stiffeners under rim to prevent bowl jamming when nested in another bowl
IPC: B65D1/22
Filed: 1974-12-23
Abstract: A moulded plastic bowl has a flat bottom (1) and its side (2) diverges outwards slightly towards the top. The top edge has a wide continuous rim (3) of semi-circular section with the lower surfaces left open. In the channel formed by this rim are radial ribs (4) integral with the bowl and spaced at regular intervals around the channel. When one bowl nests inside another, the ribs of the upper bowl are in contact with the rim of the lower bowl and jamming is prevented due to the gap left between the sides and bottoms.
Patent FR-2300322-A1 (FR)
Title: Underwater mine explosion system - is initiated by pneumatic switch with timer and converter stage giving long delay
Inventor: MANEVY GERARD
IPC: F42D1/05
Filed: 1975-02-04
Abstract: An underwater mine is exploded by a system with a pneumatic switch (3) remotely operated from above, the switch connecting a battery (1) with a timing device (4) which delivers sufficient voltage to operate a relay (5) to operate in turn a multiplier and converter stage (7). After a delay this stage (7) discharges across a load resistor (8) through a further switch (11) that is closed by another relay (12) controlled by a second timing device (13) so that an explosive wire (9) is fired to explode the mine. The first timer (4) has set of transistors and resistors giving the short delay, and the second timing device is a variable resistance in parallel with the converter stage (7) which has a resistance network feeding the primary of a transformer which has a capacitor and diode arrangement across its secondary.
Patent FR-2302586-A1 (FR)
Title: Convergence and position correction circuit for colour TV - corrects effects of earths magnetic field taking direction into account
IPC: H04N9/285
Filed: 1975-02-27
Abstract: The convergence correction circuit, for a colour television receiver, corrects for the effects of the magnetic field of the earth and takes the direction of the field into accout. Extra deflection coils are used to compensate beam convergence and location on the screen in addition to the horizontal and vertical deflection systems. This extra coil system is supplied with a compensating current. Control elements (20) are used to regulate the correction current generating circuitry so that the waveform of the current generating circuitry so that the waveform of the current supplied to the coils (19a, 19b) is dependent on the compass bearing-- i.e. on the direction that the CRT is facing.
Patent FR-2305744-A1 (FR)
Title: Meteorological station for agricultural use - has instrumentation visible through protective window and includes direct reading rain gauge
IPC: G01W1/10
Filed: 1975-03-28
Abstract: The meteorological station has instrumentation visible through a protective window and is also provided with a direct reading rain gauge. The meteorological station is mounted on a column (3) which can be unlocked to rotate on a pillar fixed in the ground. The instruments are mounted in a box (4) and comprise a recording barometer (5), hygrometer (6) and a thermometer (7) which indicates maximum and minimum temperatures. These are mounted on a platform (13) above the base (14) to provide space for accessories. A plastic rain gauge (22) is mounted in an extension to the roof (18). The box front is covered by a tinted plastic window to permit observation of the instruments while providing protection from solar radiation.
Patent FR-2308555-A1 (FR)
Title: Cardboard case with runners - has tabs with slots to located U-shaped cardboard runners for forklift handling
IPC: B65D19/20
Filed: 1975-04-21
Abstract: The packing case is made of cardboard and has bottom flaps, fixed together to provide a rigid base. The longitudinal outer flaps (12) have several tabs (16), arranged in parallel rows and spaced over each flap surface. These tabs are formed by two side incisions and another perpendicularly between them. An I shaped cutout follows the line of this third incision. Each tab folds out on its remaining side. Lengths of cardboard are folded to a U-shape (32), their sides having slots (30). These engage the slots (20) on the folded out tabs. Runners are formed, raising the case for the use of a forklift.
Patent FR-2277678-A1 (FR)
Title: Direction reversing unit for typewriter ribbon carrier - has planetary gearing for each transport shaft to increase speed of reversal
Inventor: HERRMANN GUENTER REINER
IPC: B41J17/14
Filed: 1975-04-16
Abstract: The corresponding drive wheels (inner wheels 38, 39 or outer wheels 44, 44') of the two planetary transmissions are driven in opposite directions by a motor while the wheels (44, 44' or 38, 39) engage with the planetary wheels (43, 43') and serve as retaining wheels which are alternately held by a double-sided acting pawl (55). A reversing lever has two arms which extend into the path of movement of the reversing rail which moves with the ribbon carrier. The planetary transmission comprises several friction-operating planetary wheels distributed about the circumference. The wheels (38, 39, 44, 44') - or at least the treads of these wheels - which engage with the planetary wheels (43, 43') are made of elastic material.
Patent FR-2308682-A1 (FR)
Title: Fruit esp. grape, juice concentrate having low acidity - prepd. by inoculating with Schizosaccharomyces yeast fungi before fermentation
Inventor: HUGLIN PIERRE
IPC: A23L2/84
Filed: 1975-04-25
Abstract: Low acidity fresh fruit juice concentrates, esp. of grape juice, are prepd. by stabilising the fruit juice, inoculating with Schizosaccharomyces yeast fungi, (I) fermenting to eliminate the malic acid by biological decompsn., re-stabilising the fruit juices to stop fermentation and concn. of the fruit juices. Alternatively (I) are added after concn. of the fruit juices, and process takes place by concn. inoculation with (I), fermentation to eliminate malic acid and opt. stabilising the concentrate in case of a massive sugar content. Use of (I) before fermentation allows biological decompsn. of malic acid to CO2 and EtOH; tartaric acid is retained completely.
Patent FR-2270592-A1 (FR)
Title: Signal frequency detector for push button dialing - measures period during clock source controlled periods
IPC: H04Q1/457
Filed: 1975-05-07
Abstract: The circuit, for push button dialling voice frequency recognition, is able to allow for variations in subscriber dialling techniques and to be unaffected by random noise signals. the circuit measures the time period between successive passes through zero of the signal, and has a memory with sufficient arrays to allow the storage of some given number of such periods. The sum of the values obtained from the periods measured is derived in an addition circuit, a central control circuit governing the switching of the memory circuits. Period duration is controlled by comparison with a clock source.
Patent FR-2274099-A1 (FR)
Title: Magnetometer for alternating magnetic fields - has a magnetic film surrounding tube-like a conductor connected to an AC source
IPC: G01H3/00
Filed: 1975-06-06
Abstract: The magnetometer has a central conductor with an annular coat of magnetic material in the centre of an alternating current coil. The magnetic film is operated at saturation. A test signal is collected from the a.c. detector coil and a signal processing unit is connected to the detector winding. It measures the signal amplitudes and is followed by a phase detector which compares the signal processing unit output signal phase with that of a reference signal, and displays the result in a succeeding display instrument.
Patent FR-2314835-A1 (FR)
Title: Theft or fraud preventing cheque - has original with photograph of payer and three copies, all carrying further information
IPC: B42D15/00
Filed: 1975-06-17
Abstract: A cheque intended to be used so that there is no possibility of it being returned without being honoured is also protected against loss, theft or other unauthorised use. The stamp of the bank issuing the cheque is printed on using a special ink which is also used for photographic reproduction and can printed by a suitable conventional printing process. It also carries the photograph of the person signing it. The cheque is also combined with a set of differently coloured copies carrying the stamp of the bank and other agencies, a reference number, an account number, the name and address of the payer, and further data.
Patent FR-2275823-A1 (FR)
Title: Room temp. remote control appts. - has slidable cover plate one pluggable front substances reversibly changing optical characteristics with temp.
IPC: G04B47/00
Filed: 1975-06-18
Abstract: The remote control apparatus is intended for room temperature control and consists of a base plate, onto which are plugged a time control switch, operating elements for day and night operation programming and a pluggable part (3) of the apparatus. The apparatus front side (4) has a slidable cover plate (10) coated with materials (13) which change reversibly their optical characteristics in dependence on the room temperature. Preferably the cover plate has cavities (14) for retaining these materials. A heat transmitting film (15) may be also incorporated, as well as radiation reflecting layer (16).
Patent FR-2323194-A1 (FR)
Title: Supermarket customer movement analysing system - uses magnets fixed to each supermarket trolley passing over induction loops
IPC: G07C9/00
Filed: 1975-09-02
Abstract: The customer movement analysing system is used in a supermarket etc to determine the number of customers within each area, the number of customers entering the are and the mean duration for which the customers stay in the area. The system employs a magnet (1) attached to each supermarket trolley, with a conductor loop (2) surrounding each access point to the area, so that a potential difference is indused in the conductor loop (2) upon the passage of of each trolley. The conductor loop (2) may employs a single insulated conductor wire positioned in a groove in the ground, or it may employ several conductors mounted in parallel or series and these conductors may be independent.
Patent FR-2324885-A1 (FR)
Title: Fuel economiser for IC petrol engines - has central cone with external slotted cylinder for changing fuel direction
IPC: F02M29/04
Filed: 1975-09-19
Abstract: The economiser is located downstream of the carburettor in the induction manifold of the engine. It consists of a central cone (5) having the apex pointing upstream. There is an outer cylinder (3) which is fitted outside the cone. This cylinder is perforated with rows of rectangular slots. The slots cause the air fuel mixture flowing down the pipe to change its direction of flow, from vertically down to horizontal and tangential to the cylinder. The purpose of the central cone is to aid in diverting the flow of gas. The gas flow direction is then returned to vertically downwards by impinging on the outer wall of the induction manifold.
Patent FR-2330792-A1 (FR)
Title: Knitting tights with two circular-knitted leg portions - using different number of rows over half machine circumference for body portion
IPC: D04B1/24
Filed: 1975-11-10
Abstract: The two longitudinal leg portions are joined in their upper regions along the edges of an incision made in one of them from the upper edge. To knit the body portion, the number of rows of stitches is different over half the circumference of the machine to that of the remainder. Pref. the incision made inthe upper portion of each leg portion is made along one of two lines sepg. the two zones with different number of stitches or at a short distance from this line in the zone with the higher number of rows of stitches. The distance between the incision and the line sepg. the two zones is pref. 1/4 of the total width of the zone with the higher number of rows of stitches.
Patent FR-2298996-A1 (FR)
Title: Curved curtain tracks with fascia panels - have rectangular cut-outs on reverse side filled in by arcuate curve members
IPC: A47H1/04
Filed: 1975-12-29
Abstract: The curtain track for bay windows curves are required is made by using a curtain track with a fascia panel where a rectangular section has been cut so that the track sections thereby obtained are only connected together at the front by the fascia panel. A curved arcuate member (26) with connecting pins (19, 20) provided on the side edge faces in the region of the smaller radius of curvature can then be fitted on one side into one end of the track section and then after bending round the fascia panel can be fitted on the other side into the other end of the track section. At least one of the connecting pins (19) is preferably provided with forked free ends (22a, 22b) which splay out and have barb-like projections (21) on their outer faces to provide a frim hold when inserted in the curtain track.
Patent FR-2345609-A1 (FR)
Title: Clamping jaws for overhead cable - has movable and fixed jaws to hold cable and hydraulic cylinder to take shock load
IPC: F16G11/00
Filed: 1976-03-22
Abstract: The traction cable of a single or two cable installation is held in a pair of jaws, one of which is integral with the bracket and the other movable. Each jaw can be moved independently so as to take up either the release or the tightening position. The jaws are set on opposite sides of the cable. The sleeve carries a bracket on which is suspended a container which hangs below the cable. Tightening or loosening of the jaws is controlled by the bolts and locking washers at the opposite end of the bracket. Shock loads are taken by a hydraulic cylinder located in the upper cylinder.
Patent FR-2344430-A1 (FR)
Title: Handling installation for wagons and trolleys - with chain of wagons fed transversely to work position in enclosure and returned by loop to original track
IPC: B61B13/12
Filed: 1976-03-18
Abstract: The handling installation for wagons and trolleys allows them to be fed successively to a work point at fixed intervals. The train of wagons runs on a track with control chains, driven in alternate directions by rams. The wagons stop at the work points and are separated by a distance fixed relative to wagon length. The wagons are moved on a transverse track in an enclosure to deal with the wagon contents. At the exit, the wagons are brought back on a second track to the first track. The distance between the end wagons on one track and the wagon on the traverses is greater than between the other wagons.
Patent FR-2352206-A1 (FR)
Title: Needle roller bearing for cam follower - has inner race formed from tube or from metal pressing
IPC: F16C33/58
Filed: 1976-05-20
Abstract: The roller (2) for cam follower forms the outer ring race for the needle rollers (1) of a needle roller bearing. The bearing inner race (3) is formed from a tube or a metal pressing. The inner race (3) is first formed as a cylinder with an end flange (4) with a circumferential groove (6). The groove (6) facilitates the formation of the end flange (5) after the rollers (1) have been assembled between the races (2) and (3). The larger groove (8) serves as a grease reservoir and the radial grooves (7) allow the grease to lubricate the rubbing surfaces of the flange (4) and outer race (2). Grease can also be applied through the hole (21).
Patent FR-2352381-A1 (FR)
Title: Electromagnet coil assembly with printed circuit board - has printed circuit board mounted on one flange of coil
Inventor: ARVISENET JACQUES
IPC: H01F5/00
Filed: 1976-05-21
Abstract: An electromagnet coil comprises a shell (1), a winding (5) and flanges. At least one portion of a flange (3) is fitted with a printed circuit board (6) with at least two connecting points (12, 13) joined to the ends of the winding and at least two junction terminals for connecting to a source. The assembly of the shell, winding and board are encased in a mould of insulating material (20) which is thermally conducting except at the regions (50, 28) intended to be accessible from the outside.
Patent FR-2352963-A1 (FR)
Title: Energy production unit using tidal current - has light weight bucket-chain unit anchored to sea bed and fully immersed
IPC: F03B13/12
Filed: 1976-05-24
Abstract: The energy producing unit using tidal current has at least one bucket chain water-power machine with several buckets mounted on two endless, parallel chains extending in the direction of flow. The power unit is anchored to the sea bed and fully immersed. The anchor engages with the front end of the frame which incorporates the guide wheels for the chain. The frame is made in part of tubes (3) which form buoyancy bodies for the power plant. The tubes have chambers (3a, 3b) which are flooded in order to sink the plant. The tubular frames of the buckets are attached to the chains by tension cables.
Patent FR-2353462-A1 (FR)
Title: Roll handling appts. for vertical or horizontal orientation - has spigot secured in roll core and grips supporting exterior as roll is moved along quadrant frame
IPC: B21C47/24
Filed: 1976-06-04
Abstract: The apparatus for handling rolls of material consists of a spigot (3), provided with retractable claws (5), which is fixed to one end of a curved rail (16) forming a quadrant. The spigot screws into the core (2) of the roll (1) which is supported at its exterior by a pivoting grip (14) attached to a traverse (19) of the quadrant. This traverse is inclined at an angle of 6 deg. to the horizontal. The curved rail is equipped with a sliding pulley block (22) which can be attached to tackle sliding along a girder so that the roll can be moved and also swung from a horizontal to a vertical position.
Patent FR-2359259-A1 (FR)
Title: Building structure panel unit - with vertical pillars which connect top and bottom horizontal members
IPC: E04C3/04
Filed: 1976-07-23
Abstract: Thebuildng frame unit is for use as a wall section or panel of a building structure. The unit comprising a rectangular skeletal metal frame composed of space-apart elongate longitudinal frame members providing respective top and bottom horizontal members. The elongate end frame members provide vertical end pillars connecting together the top and bottom horizontal members, one intermediate elongate frame member extends between, and connected in selected positions to the top and bottom horizontal members to provide one intermediate pillar spaced from and parallel to the end members. The frame members are hollow metal sections, with the top horizontal member and the intermediate pillars each being formed by a pair of flanged channel sections assembled mouth-to-mouth to provide a box-like elongate structure. The end frame members are formed by a single flanged channel section assembled with its mouth presented outwardly to engage with a similar end frame member to a similar frame unit assembled in adjacent aligned endwise relationship.