baber/WOPTO huggingface dataset:
Patent FR-2266186-A1 (FR)
Title: Photographic slide magazine locking device - has control electromagnet in magazine powered from projector
IPC: G03B23/06
Filed: 1974-03-25
Abstract: A blocking means locks the movement of the slide retaining control (6) in the magazine, when the magazine is withdrawn from the projector. The blocking means is an electromagnet (4) fed from a source of electrical energy integral with the projector. Two friction devices (3) act as contacts to connect with the supply circuit in the projector (2) and the electromagnet plunger-core (5) retracts to free the spring loaded slide retaining control (6). The core (5) is normally urged downwards by a spring (9). This blocking device may be used on different energy sources such as electric, electronic, magnetic, mechanical or thermal.
Patent FR-2277321-A1 (FR)
Title: Control device for firing of steam engines - starts engine using Hall generator magnetic field detector
IPC: F42C13/08
Filed: 1974-07-02
Abstract: By using a Hall generator placed in the magnetic field problems of drift of the field are overcome. A Hall generator is placed between two conical shaped ferrite elements to concentrate the magnetic field. The generator is surrounded by an active magnetic screen and is connected to a stabilised power supply. The generator output connects to an amplifier which limits transients. The average value is established for application to a comparator which compares this value with the generator output. A safety inhibitor timing circuit is connected to the switching thyristor which connects a d.c. power supply to the firing element. A reference limitter circuit connected between the comparator and switching thyristor inhibits the comparator output while a predetermined voltage is exceeded.
Patent FR-2240399-A1 (FR)
Title: Condensate outlet valve for pressurised gas systems - has a valve body sealing on a valve seat to which an outlet pipe is attached
IPC: F16T1/34
Filed: 1974-08-09
Abstract: The valve body is movable in an axial direction and has an extension reaching into the outlet pipe, which consists of an elastic hose, on whose outer surface is an operating device to lift the valve body from the valve seat, which is in permanent contact with the elastic hose and which via this, acts upon the extension of the valve body. The operating device consists of a non-circular ring which narrows the cross-section of the hose in at least two places whilst leaving internal fluid passages and which may be slid along the hose into contact with the extension of the valve body which is then lifted from the seat.
Patent FR-2240974-A1 (FR)
Title: Non woven polymer of fine and coarse fibres - esp. for battery separators made by smelt blowing of extruded fibres
IPC: H01M50/491
Filed: 1974-08-12
Abstract: A method of making fibrous non-wovens from thermoplastics (esp. polyolefin or polyamide) consists of smelt-blowing the polymer to form the fibres and combining them to form a mat. This mat contains both relatively fine and relatively coarser fibres. Pref. the fine fibres are made by the smelt blowing process and the coarse fibres by smelt extrusion. The coarse fibres may be extruded through both large and small dia. openings. They may also be smoothed by blowing in a gas stream. In particular, a non-woven may be made comprising fibres which have been wetted to make them hydrophilic and other which are hydrophobic. The latter are randomly distributed in the former. Esp. useful as battery separators, partic, for alkali batteries.
Patent FR-2282138-A1 (FR)
Title: Combined luminaire and loudspeaker - has acoustic chamber in ovoidal envelope
IPC: F21V33/00
Filed: 1974-08-14
Abstract: The support or monocoque envelope (1) has an ovoidal or other form in which an acoustic chamber (5) is added to or moulded in it. The lighting within the luminaire is from incandescent (3) and flourescent (4) members so as to ensure better light equality and economy in energy. The light emission is controlled so that the luminaire can be used for audio visual teaching, domestic or industrial use. The light and sound elements can be controlled from the luminaire envelope or remotely.
Patent FR-2242243-A1 (FR)
Title: Web dry offset printing press - has plate cylinder with printing block attachable to frame holding blanket cylinder
IPC: B41F13/24
Filed: 1974-08-27
Abstract: The press is used for the production of multicoloured labels with the web drawn from a roll by a reciprocating feeder, while the blanket cylinder rotates continuously. The blanket covers only part of the cylinder circumference, the remaining part of the cylinder is left out of contact with the impression cylinder. The blanket cylinder is surrounded by plate cylinders with their separate inking units. The conversion of the stepwise feed of the web into a continuous motion is made possible with compensation rollers reciprocating with its axis parallel to the printing cylinders due to engagement of its two end gears with racks. In addition, the web forms a loop hanging on rollers due to decompression in the chamber underneath it.
Patent FR-2285880-A1 (FR)
Title: Apovincaminic and desoxyvincaminic acid amides - of cycloalkyl amines for treatment of anoxic disorders
Inventor: GIUDICELLI DON PIERRE RENE LUC
IPC: C07D461/00
Filed: 1974-09-24
Abstract: Apovincaminic and desoxyvincaminic acid amides and their salts of formula (I) are new: (where either A and B = H and R = H or a group (II) or A and B together form a bond and R is a group (I)-(CH2)n- m = 1-4 and n = 0-3). I are used for treatment of disorders caused by anoxia, esp. of the central nervous system. I are prepd. from an apovincaminic or desoxyvincaminic acid halide by treatment with the amine RNH2. a nonpolar solvent opt. contg. an acid acceptor e.g. a tert org. base.
Patent FR-2288313-A1 (FR)
Title: Magnetic angular velocity or position sensor - has two cores with coils differently spaced from toothed ferromagnetic wheel
IPC: G01P3/488
Filed: 1974-10-17
Abstract: The magnetic pick-up works in conjunction with a toothed wheel, (1) made from ferromagnetic material, and comprises a magnet (4) and a first unit having a ferromagnetic cone (2) around which is a coil (3) positioned between the magnet (4) and the wheel (1). A second unit, having a ferromagnetic core (6) and a coil (7) of similar characteristics to the first, is connected so as to oppose the first unit and is positioned such that the shortest distance between one of the turns of the coil and the gap between the wheel and the first core, is greater than the largest distance between one of the turns of the first coil and the same gap.
Patent FR-2292492-A1 (FR)
Title: Combined safety harness and overall suit - has tape passing round buttocks between legs and has loops at front with top portion passing under armpits
IPC: A62B17/00
Filed: 1974-11-26
Abstract: The overalls or boiler suit may be of the normal pattern, and it may be with or without sleeves. The supporting strap is in one piece and it is wrapped around the body so as to distribute the load over the body when the wearer is hanging from a safety line. The tape may be sewn into position. The tape passes around the buttocks to the front and passes between the legs near the crotch, round the back of the legs and up the front. The tape is wide enough to spread the load over a wide area, but narrows to two thick ropes where the safety line is attached. The final portion of the tape passes under the armpits and round the back.
Patent FR-2323415-A1 (FR)
Title: Tip for weapons used in fencing - has button with dead travel before registering electrically by stem contacting bottom terminal
IPC: A63B69/02
Filed: 1975-03-21
Abstract: The end of the fencing weapon (1) is hollow and has an insulating plug (3) in the bottom, with a terminal (4) electrically connected to the scoreboard. The tip is inside an insulating sleeve (9), sliding in the bore and another terminal (8), having a long stem, is retained by the sleeve. A ferrule (10) around the stem holds a washer (15) against a ring (16) fixed to the bore wall. Springs (12, 14) retain washer and ferrule. On contacting an opponent, the first part of the tip's travel retains the washer against the ring and is not electrically registered. Electrical registering only occurs when the stem (8) contacts the bottom terminal (4).
Patent FR-2266399-A1 (FR)
Title: Picture reproduction on closed cct. TV - size of monitor picture is controlled for contrast
IPC: H04N5/32
Filed: 1975-03-26
Abstract: The system reproduces a picture e.g. X-ray, on a closed circuit monitor. The contour of the object is taken up and the size of the picture controlled for maximum contrast with background and surroundings. Each line point of the contour lines crossed by the scanning beam of the monitor is co-ordinated with television electronic means as well as means for return information by covering like representation of the contour information on the television monitor in the form of picture points, and finally with means for quantitative geometrical evaluation of each contoured detail of the picture or picture area.
Patent FR-2305767-A1 (FR)
Title: Numerical display electronic wristwatch - electronic system and supply system are arranged on either side of face which enables a reduced thickness watch to be produced
IPC: G04C10/00
Filed: 1975-03-26
Abstract: The wristwatch has a numerical electronic display. The watch is divided up into three compartments. A central compartment, and two outer compartments arranged on either side of the central one. To these outer compartments the ends of the watch strap are fixed. The central compartment (B1) houses the watches electronic circuitry (E) and the numerical display. The end compartments contain two sets of batteries (P1, P2)(P3, P4). The battery pair (P3, P4) are replacement batteries and are inserted in place of the pair (P1, P2) when they are flat. The arrangement of the electronic and battery supplies enable a watch of reduced thickness to be manufactured.
Patent FR-2305124-A1 (FR)
Title: Variety of Spur type apple tree - bearing bright shining, uniform red fruit with slightly waxy skin and conical shape
IPC: A01H5/08
Filed: 1975-03-26
Abstract: This variety arose from the mutation of a bud on a spur type branch on a STARKING DELICIOUS apple tree, and has since been propogated by grafting. This mutation is of average vigour, and comes into bearing rapidly. It fruits regularly and heavily. It is an erect spur type tree, of average size, of which the fruit is of an outstanding from bright red colour. The skin is slightly waxy and the fruit has a slightly conical shape. The white flesh is firm, crisp, fine, juicy and sweet. Under normal conditions it will be mature between the 20th October and 15th January. In refrigerated conditions it will keep until the end of February.
Patent FR-2305994-A1 (FR)
IPC: A63C9/00
Filed: 1975-04-03
Abstract: A ski binding of the type comprising a plate engageable by a skier's boot and a releasable mechanism for securing the plate on a ski and enabling the plate to separate from the ski if the skier should fall. A ski brake is supported by the plate and comprises at least one spade pivoted on the plate. A member movable by engagement with a skier's boot controls the spade so that the spade is retracted into an inactive position above the ski sole when the boot is placed on the plate and projects downwardly into an active position below the ski sole when the boot is separated from the plate.
Patent FR-2267749-A1 (FR)
Title: Dentists cupboard with steriliser - has slide rails for steriliser extraction and spring catches
IPC: A61G15/14
Filed: 1975-04-18
Abstract: The steriliser is accommodated inside the cupboard from which it can be at least partly exracted using fittings in the cupboard. It is secured in one or more extracted positions, by means of an easily released spring loaded catch mechanism. In the first position, controls etc. for operating the steriliser, e.g. the filler for distilled water, can be accessible, while in the second position the entire unit is accessible. It can also be locked in the retracted position, the catch mechanism being hand-operated.
Patent FR-2269400-A1 (FR)
Title: Hydraulic clamping unit for machine tool - has hand pump and supply passage for annular chamber in piston rod
IPC: B23B29/04
Filed: 1975-04-24
Abstract: A piston with a head of larger diameter than its rod moves under hydraulic pressure in a bore in which a shoulder is formed, fluid being delivered between shoulder and piston head by a hand pump. The pump (9, 10) and the supply passage (13) are accommodated in the part of the piston rod (3) which is outside the housing (1) containing the bore (5). There can be a cap (8) over the piston head end of this bore, and the protruding part of the piston rod can have a thread on which a nut screws. The cap can have a profiled anchoring lug, and there can be a spring acting between housing and body, typically of the coil type. Alternatively an elastic component can be used, of honeycomb section.
Patent FR-2309881-A1 (FR)
Title: Location of dangerous buried iron objects - using sensitive magnetic detector probe in tube driven into gnd
IPC: G01V3/08
Filed: 1975-04-29
Abstract: A search for buried iron objects is performed to detect dangerous objects such as bombs and mines. A building site is cleared by use of a magnetic detector probe which is driven into the ground in a pattern dependent on probe sensitivity. A magnetic probe (12) is suspended (13) in a hollow tube (9) with a pointed working surface (10). This tube is driven into the ground (1) by a hydraulic vibrator (8) which is suspended above the tube by a hook (6) attached to a cable (5) on a mobile crane jib (4). The magnetic field within the volume (15) of probe sensitivity is detected by the probe and is signalled (14) to the device cabin (3) for observation as the probe is driven into the ground.
Patent FR-2309720-A1 (FR)
Title: Engine expansion stroke lengthening - is by modifying inlet valve cams for 4-stroke or ports for 2-stroke
IPC: F02B41/04
Filed: 1975-05-02
Abstract: The expansion stroke of an engine is effectively lengthened by modifying the inlet valve cams to slow the closure of the inlet valves and reduce the volume of fresh air subject to compression. In the case of a twostroke engine, the form and position of the inlet ports are modified. In a four stroke engine, the inlet valve is partially closed before the BDC position is reached, and totally closed between BDC and TDC.
Patent FR-2310305-A1 (FR)
Title: Engine driven winch with automatic cut off - has switches operated by movement of baseplate and control lever
IPC: B66D1/56
Filed: 1975-05-05
Abstract: The winch has a sprak-ignition engine and a clutch and brake unit coupled to the engine and controlled by a lever with hoist, neutral and lowering positions. The baseplate supports the complete winch assembly. The baseplate (8) has a certain degree of movement and is held by a spring (10) in opposition to the winding torque of the rope (6). There are two switches in series in a wire leading to earth on the engine from the ignition circuit. The first is closed by movement of the baseplate when winding torque reaches a preset level, and the second by the lever (4) when this is placed and held in the hoist position.
Patent FR-2346056-A1 (FR)
Title: Pump action spray valve for perfume - has liq. in cylinder compressed against spring pressure for ejection to spray nozzle
IPC: B05B11/00
Filed: 1975-07-11
Abstract: The spray valve is operated by pump action and distributes perfume or similar from a container. The head (6) of the valve operates a hollow cylinder (4) when pressed down, the return stroke being spring assisted (9), sucking liquid up a tube (3) and into the cylinder. This cylinder has an internal piston (11) and a spring loaded plunger (10, 15). On depressing the head, the plunger enters the suction tube and the liquid is compressed inside the cylinder. The pressure rise acts against the spring and piston, finally displacing these upwards. The liquid is ejected past an annular recess (12c) and is propelled through the spray nozzle (7).
Patent FR-2320547-A1 (FR)
Title: Optical transparency determination of liquid media - uses fibre optics to convey light to heart of medium which may be agitatated
IPC: G01N21/85
Filed: 1975-08-06
Abstract: The method measures the degree of transparency of a part of a liquid medium (12). A light pipe (41) conveys light to the heart of the medium and the light which passes through is received via a mirror (58) and measured by a photocell (56). A second light pipe (42) receives the transmitted light. The liquid medium may be agitated during the measurement by the light pipe supports. Fibre optics may be used as light pipes. The main application is to hematology for determination of blood plasma properties. In conventional systems the transparency of the walls of the sample tube affects the result, but this is avoided by fibre optics.
Patent FR-2332462-A1 (FR)
Title: Automatic chain expansion compensator - is tensioned linkage with two arms and ratchet mechanism
IPC: F16H7/08
Filed: 1975-11-18
Abstract: The tensioner link is for a drive chain and automatically compensates for expansion during operation. It consists of two arms hinged on a common axle (3) mounted on the motor. Both arms (1, 2) have U-shaped cross-section and are connected by a forked spring (4) which provides the automatic tensioning. One arm has a curved tip (12) pressed against an intermediate link (13) and an elastic layer (15) resting on the chain (16). The other arm is fixed in place by a pin (17). Tensioning is irreversible due to a ratchet mechanism (6) between the arms. A second spring (7) rotates the pawl (6) so that it fits in a notch on the fixed arm (8).
Patent FR-2292642-A1 (FR)
Title: Ventilated packaging for cheese - has gaps in joint between container and lid leading to air passages (DK020876)
IPC: B65D77/20
Filed: 1975-11-26
Abstract: The packaging for cheese (1) which requires ventilation consists of a metal or plastic container (2) and a lid of similar material (3) together with a supporting ring (4). The joint between container and lid is shaped so as to leave gaps for the passage of air. These gaps communicate with grooves (6) running down the sides of the container and radially across the floor of the container to meet a circular groove (7). The lid also has radial (6') and circular (7') ventilating air grooves.
Patent FR-2296523-A1 (FR)
Title: Hardenable condensn resin impregnated prods - comprising a wood-based panel coated with pref paper
IPC: B32B21/08
Filed: 1975-12-23
Abstract: Impregnation/coating of products, esp. wood-based panels with curable aminoplast and/or phenoplast precondensates is effected with the help of a support sheet, esp. of paper, provided with a barrier layer, e.g. of methylcellulose, polyacrylic ester, PVA, or casein. During impregnation of the support sheet, the barrier layer is permeable towards air and aqs. solns. of the precondensates, but during pressing prevents the molten precondensate resting on the barrier layer from flowing into the support sheet. Gives prods. with high gloss surfaces. These are free of pores and other blemishes, even when low pressure pressing is used. Easy, rapid process effected without use of an overlay.
Patent FR-2343387-A1 (FR)
Title: Telephone to road vehicle interconnection system - has conversion unit to transform pulses into low frequency signals for transmission to vehicle
IPC: H04W68/00
Filed: 1976-03-04
Abstract: Telecommunication equipment is for the interconnection of a private telephone with a transmitter-receiver of a road vehicle. The interconnection can be direct or through a telephone switchboard. The equipment (11) is connected between a switchboard and the base transmitter-receiver. It has an outgoing call detector (15), a forming unit (22) and an end-of-number unit (23). It also has lines with a counter, a memory and a decoder (24, 25, 26) to transform successive pulse trains into two simultaneous LF signals. The signals are produced by low frequency oscillators (30) as selected and activated by the decoders (26). The equipment has NAND gates (19, 20, 21) to authorise or stop the arrival of pulse trains to a counter (24).
Patent FR-2356105-A1 (FR)
Title: Coolant coils located in wall of metallurgical melting furnace - and fed with high velocity mist of gas and water
Inventor: COLLIN PER HARALD
IPC: F27D1/12
Filed: 1976-06-25
Abstract: Zones forming part of the walls of metallurgical furnaces and subjected to severe working conditions are cooled via coolant coils built into the wall; and a gas mixed with fine drops of water is fed at high velocity through the coils. The gas is pref. inert w.r.t. the coolant coils, and contains 10-50 wt. % of pure, de-ionised water. Both the gas and the water are pref. recirculated, and the gas pref. travels at 10-100 m/s. The total pressure in the coils is pref. lower than the pressure in the furnace chamber. The pref. plant includes a pump feeding the gas through injectors fed with water; and the mist leaving the furnace is fed through a cooler and a water separator from which the water is recirculated to the injectors. Used e.g. in a furnace wall exposed to molten slag which would normally cause rapid wear of the refractory furnace wall.
Patent FR-2359215-A1 (FR)
Title: Electroless copper plating soln. - giving copper deposit of bright metallic appearance and improved ductility
Inventor: OITA MASAHIRO
IPC: C23C18/40
Filed: 1976-07-19
Abstract: The plating soln. comprises 0.001-0.30 mol/1.Cu salt, 0.001-0.60 mole/1. complexing agent for Cu2+ ions 0.0005-0.75 mole/1. reducing agent to reduce Cu2+ ions, 0.05-2.0 mole/1. alkali hydroxide, and 0.001-1.0 g/1 of R7SO2 N(R')R(C2H4O)mH (in which R7 is 3-12C perfluoroalkyl, R is 1-12C alkylene, R' is H or 1-10C alkyl and m is 1-15) The resultant copper layer is ductile and of improved appearance. The plating soln. is stabilised against spontaneous decomposition. In an example, a ductile bright metallic copper layer was deposited using a bath contg. CuNO3, EDTA, HCHO, NaOH, and fluorad FC g/1 (RTM), with the bath at pH 12.8, and 70 degrees C.
Patent FR-2361635-A1 (FR)
Title: Dispositif capable de detecter de facon durable un rechauffement passager d'un produit surgele
Inventor: PARQUIER GUY LE
IPC: G01K11/06
Filed: 1976-08-13
Abstract: L'invention a pour but de fournir une information certaine sur le fait qu'un produit surgelé a été ou non maintenu constamment à une température située en dessous d'un certain seuil de sécurité, soit 18 degrés C au-dessous de zéro pour les produits alimentaires d'origine biologique. Le dispositif selon l'invention comporte une capsule 2 en verre, remplie entièrement par une solution saline aqueuse se solidifiant à - 18 degrés C en augmentant de volume, ce qui brise la capsule. La solution est colorée, et le liquide, en se répandant, colore un papier buvard 3 enveloppant la capsule. L'invention s'applique à la conservation des produits d'origine biologique.
Patent FR-2362373-A1 (FR)
Title: Dosing appts. for liq. vat - uses three way valve to admit pressurised gas to network
IPC: B08B3/08
Filed: 1976-08-18
Abstract: The apparatus is for dosing a liquid contained in a vat (2) with a solution contained in a reservoir (1). A conduit (8) connects the lower part of reservoir (1) to an intermediary dosage station (4). A valve (9) is incorporated in the conduit (8). Prior to entry into station (4) the conduit (8) merges with conduit (5) integral at its upper end, with a three way valve (6). A conduit (7) connects the output of station (4) to the vat (2). The three way valve enables atmospheric pressure or pressurised gas to be applied to the conduit transferal system so as to effect dosage of the vat (2).