baber/WOPTO huggingface dataset:
Patent FR-2018129-A1 (FR)
Title: Two-part mould for fabricating one-piece closed - building construction units
IPC: B29C70/86
Filed: 1969-09-12
Abstract: Two-part mould for fabricating one-piece closed building construction units. N--. Comprises (a) an upper mould with a series of guide bushes into each of which a pivotable spring-loaded locking device projects transversely, and (b) a lower mould, co-operating with the upper mould to provide a mould cavity and having a series of guide rods each of which can enter a corresponding guide bush in the upper mould and has near its top end a locking groove into which the locking device in the guide bush can enter and hold the mould parts firmly together in the closed position. Used esp. for window frames, having a core surrounded by a GRP sheath.
Patent FR-2124160-A1 (FR)
Title: Leather substitute - using porous layer applied pressed and embossed in a continuous process
IPC: D06N7/00
Filed: 1971-02-10
Abstract: The carrier material is non-woven and allows steam through at 40 g/m2/hr., and is coated with a polyether or linear polyester coating containing 40 - 90% of open cells to give the required porosity. A moving band travelling in the same direction as the carrier beds the coating into place and, at the same time, imposes an embossed pattern to give the required leather look.
Patent FR-2166292-A1 (FR)
Title: Pourer - for box of pulverulent product
IPC: B65D47/26
Filed: 1972-01-06
Abstract: A pourer for the lid of a lox contg. a pulverulent prod. comprises a disc having on its outer face a hollow bar with >=1 opening which may register with a hole in the lid of the box. The lower face of the disc has a swivel pin for elastic and rotational assembly with the lid, which has a hole for this purpose.
Patent FR-2140377-A1 (FR)
Title: Thermoplastic synthetic resins films - with improved splitting characteristics, by forming from molten emulsion, using a
IPC: D01D5/42
Filed: 1972-03-23
Abstract: Splitting characteristics of thermoplastic synthetic resins with a high elasticity and strength, which are converted into films, drawn and treated with splitting rollers, are improved by forming the film from a molten emulsion contg. a synthetic resin which has poor splitting characteristics and a filler synthetic resin which is chemically different from the first resin. Synthetic resin with poor splitting characteristics is pref. polypropylene, polyethylene, polystyrene or an acrylonitrilestyrene, copolymer.
Patent FR-2193048-A1 (FR)
Title: Leather substitute block copolymers - of polyglutamate esters with isocyana-tes and polyols
IPC: C14C11/00
Filed: 1972-07-18
Abstract: Polyglutamate ester are block-polymerised with (A) polyesters and diisocyanates, or (B) polyethers and diisocyanates. The polyesters are linear polymers with m.w. 500-5000 and the polyethers are linear polymers with m.w. 500-4000 and of formula HO-(R-O-R)n-OH, (where R is lower alkylene opt. substd. by alkyl). The copolymers are suitable for coating fabrics to give leather substitutes with better elasticicity and elongation props. than polyglutamate esters alone, while retaining excellent heat, abrasion and impact resistance with a good feel.
Patent FR-2192809-A1 (FR)
Title: Triiodo thyro alkanoic acid and yeast contg. compsns. - for treatment of the toxic effects of alcohol
IPC: A61K45/00
Filed: 1972-07-20
Abstract: Novel compsns. contain 3,5,3'-triidothyro acetic, butyric or propionic acids, or a salt or ester thereof and a yeast. Pref. the unit dosage is 0.2-2mg of the acid and 0.1-4g of yeast. Other substances opt. present are amino acids, nucleic acids, pantothenic acid, aspirin, choline, inositol and cocarboxylase.
Patent FR-2159253-A1 (FR)
Title: Cold welding cast iron - using a different weld metal and avoiding prodn of stress or cracks in the cast iron
IPC: B23K20/227
Filed: 1972-09-07
Abstract: The weld zone is hammered and simultaneously cooled immediately after welding, pref. by means of a gas jet directed onto the hammered zone and its immediate vicinity.
Patent FR-2218304-A1 (FR)
Title: Sintered ferrites using polyolefine binders - giving improved impact strength and reduced smell
IPC: C04B35/26
Filed: 1973-02-21
Abstract: The ferrite particles are coated with a low mol. wt. polyolefine, moulded to shape and sintered. The polyolefine is pref. atactic polypropylene, obtained as a waxy by-product in mfr. of isotactic polypropylene or crystalline propylene copolymers. The ferrites obtained are less brittle, more easily handled and have less smell than products made with usual binders e.g. camphor or polyvinyl alcohol.
Patent FR-2229638-A1 (FR)
Title: Adjustable lift cage framework - has vertical columns joined by horizontal telescopic tubes lockable together
IPC: E04F17/00
Filed: 1973-05-15
Abstract: The framework is designed to allow the lift cage to be assembled in dimensions to suit the space available in an existing building. Four vertical columns are mounted at the corners of a rectangle, and joined along three sides at least by telescopic horizontal members. The latter are each formed of two sections, sliding one inside the other, each section being solidly secured to a column. The sections can be locked to each other in any desired position, typically by bolts fitting in holes in them.
Patent FR-2191846-A1 (FR)
Title: Fungicidal pyridine cpds - with systemic activity against plant root diseases
IPC: C07D213/61
Filed: 1973-07-05
Abstract: Systemic fungicides for protecting plants against soil-borne plant root disease organism contain >=1 pyridine cpd. of formula (I) (where X is Cl. F or Br; Z si CCl3 CHCl2 or CF2Cl; and R is 1-10C alkyl). When (I) are applied to the above-ground parts of plants, they migrate downwards through the plants and accumulate in the roots. When, applied close to the roots they are absorbed and remain in the roots.
Patent FR-2240116-A1 (FR)
Title: Mounting system for anti-skid tyre chains - two stirrups engaging tyre are joined by pivot pin
IPC: B60C27/10
Filed: 1973-08-06
Abstract: A loose piece (1) consists of a plate (2) shaped to fit chain part (9). The other end of (2) forms a cam (3). The plate fits in a stirrup (4) with rivets (5). Holes (6) and (7) allow piece (1) to be fitted to the chain links. Cam (3) is circular and is fixed to a second piece (10) which has a plate (11) fixed to a stirrup (14) by rivets (15), (13) and (16). There are two aligned holes through the stirrup (14) and these receive a pin which passes through the centre of the cam (3). The pin is retained by a clip (17) which is attached to a spring blade.
Patent FR-2241144-A1 (FR)
Title: Semi-conductors for transit time and avalanche diodes - having concentration profiles with steep gradients in opposing directions
IPC: H01L21/22
Filed: 1973-08-14
Abstract: Semiconducting monocrystalline material plateless having at least one dopant the profile of which represents local perturbations passing through an extreme, and starts at a set zone and at an arbitrary depth and thickness is produced by first introducing the dopant into the said zone to form a preliminary profile; then at least one activating ions is implanted into the said zone and the prod. is heat treated. The procedure indicated for obtaining a peak profile, permits the creation of transit time tunnel diodes working at lower frequencies. The profile obtained makes available a junction in which the concn. not only grows rapidly on one side of the junction, but grows rapidly on both sides, so that the necessary field is obtained.
Patent FR-2250005-A1 (FR)
Title: Prefabricated building component - has reinforcing cloths incorporated in face cladding to give tensile strength
IPC: E04C2/24
Filed: 1973-11-06
Abstract: The lightweight prefabricated or semi-prefabricated building component can be used as a support or as a non-structural partition. It is of small thickness and has great heat insulating capacity. Its reinforcement is in the form of one or more cloths in the cladding applied to one or both faces. It is particularly for the construction of partitions, or roofing where heat insulation is required. The core of the partition is made of polystyrene or other heat insulating material, and the cladding provides mechanical strength and may be proof against the weather. One or more layers of cloth are used, and these may give high tensile strength.
Patent FR-2256774-A1 (FR)
Title: Removal of fluid from slurries and pulps - by pressure between two moving wire screen cloths
IPC: B30B9/24
Filed: 1974-01-04
Abstract: Fluid is pressed out of suspensions of solids by passing between upper and lower wire screen cloths guided by an assembly of auxiliary rollers. The lower screen cloth returns via a reservoir of fluid in order to clean it of adhering solid particles. Used for the concn. of muds, slurries and pulps.
Patent FR-2263912-A1 (FR)
Title: Rear parcel shelf for cars - is hinged and spring loaded in horizontal or tilted boot access positions
IPC: B60R5/04
Filed: 1974-03-14
Abstract: There is a parcel shelf, usually of moulded plastic, which is hinged towards the front on pivots fixed to the vehicle body near the rear seat back. When shut, the rear shelf edge touches the rear of the vehicle, possibly with a sealing strip. There is a T shaped lever, one of whose ends is pivoted on the body. The other end is hinged on the shelf. A tension spring has one end fixed to the body and the other end to the third end of the lever. The arrangement is that the shelf may be locked horizontal or held open by the spring in an inclined position.
Patent FR-2265008-A1 (FR)
Title: Vehicle brake mechanism for heavy loads - has external shoes for low cost production and replacement
IPC: F16D65/22
Filed: 1974-03-22
Abstract: The brake enables simplicity and therefore cheapness of manufacture, and ease of installation and brake shoe replacement. It is compact, suitable for high braking leads and ensures even wear of the brake linings. The advantages accrue from mounting the brake shoes (16) external to the brake drum (15). Each is pivoted (17) at the end of a lever (21) mounted (20) on fixed pivots (19) from the axle (10). The other end (23) of the lever is expanded by a hydraulic or pneumatic jack (24), which if fully floating between two opposing levers ensures even distribution of load on the associated shoes. The brake drum is mounted inboard from a spacer piece (14), which carries vanes (28) to produce air circulation for cooling.
Patent FR-2243471-A1 (FR)
Title: DC voltage transformer with stabilised output - uses continuously operating loss regulator with transistor and comparator providing differential signal
IPC: H02M3/156
Filed: 1974-03-22
Abstract: The differential signal is obtained from a comparison of rated and actual values. An ohmic resistor is connected between the control transistor of the comparator and a calibrated power source. A capacitor DC element is connected to the terminal of the ohmic resistor which faces the control transitor. The capacitor or RC element leads to the output of a rectangular wave generator. The signals are passed to the comparator, which controls the regulator transistor directly or by means of the interconnected amplifier. The DC voltage transformer combines the advantages of a series loss regulator and a switching regulator.
Patent FR-2264503-A1 (FR)
Title: Plastic stackable bottle carrier - has interlocking elements on end rails of elements
IPC: A47B73/00
Filed: 1974-03-19
Abstract: Moulded from plastic, each element comprises four legs (5) joined by horizontal side (8, 9) and end rails (10). The front side rail (9) is above the back side rail (8), both being connected by intermediate inclined spacers (12, 16). These spacers are shaped as an inverted truncated V and form supports for the bottles. Each leg has a tenon at the end, these locating pockets in the element underneath. To ensure stability when placed side by side, each element has niches at one end, next to the leg pockets. The opposite end has, in a corresponding position, linking pieces hooking into the niches.
Patent FR-2232155-A1 (FR)
Title: Four gate hybrid duplexer - for transmitters and receivers using the same antennae
IPC: H01P5/16
Filed: 1974-05-28
Abstract: The receiver/transmitter duplexer consists of four sections of conducting strip which can be in the form of a printed circuit the design allowing some freedom in the choice of the impedance of the lines. Power in the lines is, due to coupling between the lines, divided into two equal parts such that isolation between the sources is theoretically infinite, in practice greater than 25db. Signals reaching one source from the other are 180 deg. out of phase resulting in a zero level at the second generator.
Patent FR-2273399-A1 (FR)
Title: DC load voltage regulator - has main and auxiliary inverters controlled by square waves with outputs summed
IPC: H02M7/12
Filed: 1974-05-31
Abstract: The direct voltage regulator has a series of transistor static inverters controlled by a number of rectangular wave voltages. Each static inverter consists of a main inverter and an auxillary inverter, and the outputs of all inverters are rectified for summation. The sum arising from the main inverters does not alter its sign during the regulating process, whilst the sign of the sum arising from the auxillary inverters alters its sign in accordance with the change in the sign of the difference between the sum of quantities proportional to the output voltages of the main and the auxillary inverters.
Patent FR-2273866-A1 (FR)
Title: Home beer or wine fermenting unit - comprises connected fermenting and storage chambers with separate gas pressure regulators
IPC: C12M1/12
Filed: 1974-06-04
Abstract: Beer or wine fermenting appts. consists of two chambers with a valved connection for transfer of the liq. from one to the other. One chamber is to contain a charge of filter aid material and yeast supported by a permeable support. The other chamber is for storage of the fermented and filtered liq. and has a valved outlet. Gas pressure regulating valves enable the pressure in the fermenting chamber to be kept higher than that in the storage chamber. Used esp. for small scale domestic appts. Unitary appts. produces a clear beverage carbonated with CO2 at desired pressure. Separate operations in different pieces of appts. are avoided, thus reducing risk of spoilage from excess carbonation, bacterial contamination and the like.
Patent FR-2252630-A1 (FR)
Title: Reactor pressure vessel metal hot liner seal - with transition to upright forged ring connected to outer liner by truncated-cone plate
IPC: G21C13/073
Filed: 1974-11-15
Abstract: Means for closure of a metallic sealing membrane, in a reinforced-concrete pressure vessel, with a cover set in the inside of the vessel, and with the cylindrical walling, exposed to a hot fluid, comprising hot liner, thermic insulation and an adjoining second metallic membrane which is the outer liner for attachment of a cooling system. The hot liner continues as a forged ring, the bottom end section of which is several times as long as the hot liner's thickness, and which widens outwards above this. The upper end section forms a part section of a cylindrical metal walling, and the ring has stepped rising recesses on its hot inner side above the bottom end section, for sealed fixture of the bottom end face of a thin vertical cylindrical plant. Arrangement is axially and radially compact.
Patent FR-2252985-A1 (FR)
Title: Biological purification of highly polluted liquids - with continuous sepn and recycling of biological sludge
IPC: C02F1/52
Filed: 1974-12-02
Abstract: Continuous biological treatment plant for the purification of polluted effluent esp. sewage, in which flocculated sludge is continually sepd. from purified liquid and recycled. Comprises a closed top, funnel-shaped filter chamber with overflow channel discharging purified liquid. The filter chamber is enclosed in a treatment vessel coaxially above a reaction space into which polluted effluent is delivered to be put into controlled circulation by a rotary agitator in conjunction with baffles, pref. with vigorous oxidn. by e.g. compressed air jets. The open bottom inlet of filter chamber is partly screened by an open-en ed funnel providing a circulation channel from which a top fraction of liquid under treatment rises into the filter chamber, leaving coagulated sludge to drop back into the reaction space. Released gases and foam rise to a vented head space from which consolidated foam collects on top of the filter chamber to run back to the reaction space.
Patent FR-2251703-A1 (FR)
Title: Exhaust silencer with air injection - has diffuser and resonance chamber downstream of injector having annular coaxial orifice
IPC: F01N1/14
Filed: 1974-12-17
Abstract: The silencer is partic. intended for piston engines for aircraft and is provided with an injector to mix exhaust gas and fresh air. The injector is pref. provided with an annular orifice between two coaxial tubes of unequal dia., through which orifice air is drawn in during operation. Two or more exhaust lines with injectors may be connected with a common diffusor-resonator assembly. The resonance chamber is pref. arranged to have a low eigen frequency and to eliminate most of the high frequency noise. The resonance chamber may be tubular, and the diffusor may be an outward tapering tube directly connected with a constant dia. resonator tube. The taper angle of the diffusor may be less than 10 deg., pref. less than 5 deg.
Patent FR-2295176-A1 (FR)
Title: Fixing ties to sheet pile walls - by casting in reinforced concrete beam bolted to wall
IPC: E02D5/76
Filed: 1974-12-20
Abstract: Steel anchor ties (9) are joined to sheet pile retaining walls by casting the tie extremities into a horizontal concrete beam which is formed against and tied to the sheet pile wall. Bolts pass through the beam and possible the sheet piles to tie them together. The anchor ties have hooked ends providing anchorage in the concrete. The interlocking retaining wall sheets form alternate projections and depressions with the bolts mounted at the depressions and the ties extending into the projections.
Patent FR-2298221-A1 (FR)
Title: Variable speed ventilation motor - has multiple cage rotor with near linear speed characteristics and good load characteristics at small slip angles
IPC: H02K17/02
Filed: 1975-01-14
Abstract: The motor, which may be used for variable speed ventilation systems, has a rotor construction of slots and multiple cages that are formed so that the resistance increases with the slip g. The useful power of the rotor is 1-g/g. (the rotor Joule losses) which equals kN3. The speed N and voltage U curve of this motor is significantly more linear than normal. Also the intensity points is defined as 4/27.k.1/R so that as the rotor resistance increases, the intensity decreases which overcomes the problem of rotor heating. The motor also has a good load characteristic with small slip angles.
Patent FR-2300900-A1 (FR)
Title: Cold running system especially for carburettors with automatic choke - has depression dependent diaphragm which is used to partly open choke flap
IPC: F02M1/10
Filed: 1975-02-13
Abstract: The carburettor is provided with a first pneumatic unit consisting of a depression dependent diaphragm connected by a slotted pull rod to the choke flap spindle actuator arm and able to partly open the choke flap as soon as the engine fires. A second depression dependent pneumatic unit is also provided to completely open the choke flap after a time lapse of four to eight seconds after the engine has started. The movement of the second pneumatic unit actuates a third pneumatic unit which increases the air feed volume during the choke flap opening phase, to the fuel distributor chamber. The auxiliary fuel feed is gradually suspended as the engine warms up by the action of a valve which expands correspondingly to engine generated heat to close the fuel distributor valve feed.
Patent FR-2300620-A1 (FR)
Title: Breaking emulsions by dissolved air flotation - with cationic polymer flocculant pretreatment giving easily incinerated sludge (SW081176)
Inventor: ROVEL JEAN-MARIE
IPC: C02F1/24
Filed: 1975-02-13
Abstract: Process for breaking mechanically formed emulsions of droplet size 30 mu comprises (a) reacting with a cationic polymer "Prosedim" (RTM) CS 53 or CS 45 and (b) subjecting to conventional dissolvef air flotation treatment. Step (a) is pref. effected by firstly agitating vigorously to distribute the polymer then leaving the polymer and emulsion in contact, opt. with stirring, for a previously determined time necessary to agglomerate the droplets. Pref. 0.1-2 mg/1 emulsion of polymer is added in aq. soln. form. The process gives a sludge with water content 5-25% and volume 6-10 times less than that obtd. using Fe or Al salt additives, giving 50% reduced installation costs. The sludges are more easily incinerated than those contg. metal hydroxides, or sludge material can be recovered for recycling. Process is applicable to emulsions of solvents from chemical and pharmaceutical industry; animal or vegetable oils from food industry; animal or vegetable oils from food industry; hydrocarbons from petrol, drilling or petrochemical refineries or lubricants.
Patent FR-2302879-A1 (FR)
Title: Anti dazzle device for automobile - is tinted transparent sheet clipped and hinged to normal sun shield
IPC: B60J3/02
Filed: 1975-03-05
Abstract: An anti dazzle device for an automobile blots out dazzle from oncoming vehicles and acts similarly for sun glare when the sun is low, and uses a transparent and tinted sheet which requires the minimum of adjustment. The sheet is adjustable to suit different drivers and is fitted behind the sun shield. There is a fixing piece for attachment to the sun shield and a rigid and transparent sheet which is tinted to avoid dazzle and hinged on a pivot so that the sheet is below the sun shield. Adjustment is given by tilting the sun shield towards or from the windscreen.
Patent FR-2309755-A1 (FR)
Title: Plastic bearing for rotating shaft - has pressed metal reinforcing ring, and both have aligned apertures for mounting bolts
IPC: F16C35/00
Filed: 1975-04-28
Abstract: The bearing for a rotating shaft consists of a plastic bush (2) with an integral flange. The bush (2) is supported by the wall of a hole formed in a U-shaped pressing (3) which is provided with a flange to match the flange of the bush (1). Both flanges are provided with fixing holes (4) having common centres to facilitate mounting on the support (1). The air gap between the pressing (3) and the boss (2) enables the heat generated by the rotating shaft to be easily dissipated.
Patent FR-2269932-A1 (FR)
Title: Synergistic hypotensive compsns for oral admin - contg reserpine and guancydine
IPC: A61K31/475
Filed: 1975-05-06
Abstract: Compsns. contain a synergistic mixt. of (a) guancydine (I; 1-t-amyl-3-cyano guanidine) and (b) reserpine (II) at (I): (II) wt. ratio of 50-12500:1, esp. together with 0.01-10 wt. %, on (I) plus (II), of a diuretic, esp. acetazolamide or quinethazone. The compsns. are used as hypotensives for oral administration at 5-25 mg/kg/day (I) and 0.002-0.1 mg/kg/day (II). The increase in cardiac frequency caused by (I) is reduced when (II) is given simultaneously and the diuretic prevents liquid and/or Na retention.
Patent FR-2312389-A1 (FR)
Title: Eddy current brake switch device - has sector shaped cam on which rides ball running in guide and operating rod
IPC: B60T8/18
Filed: 1975-05-27
Abstract: The switch arrangement is for controlling the electromagnet coils of an eddy current brake as a function of the distance between the axle and part of the chassis. This gives automatic control of braking force with regard to vehicle load. Each switch is controlled by a cam (10,11) which is sector shaped with a lobe (12,13) and claw (14,15) joined by an incline (16,17). The action is carried out via a rod (23) attached to the switch element and also a ball (25) running in a guide. The cam is, in turn, moved in either direction by a rod (5) according to mechanical movement between the axle and chassis.