baber/WOPTO huggingface dataset:
Patent GB-912777-A (GB)
Title: A control valve
IPC: F15B11/08
Filed: 1961-06-22
Abstract: 912,777. Hydraulic presses. RADWANSKI, Z. June 22, 1961, No. 22598/61. Class 69 (2). A control valve for use in controlling a fluid-pressure actuated piston-and-cylinder unit 35, such as the ram of an hydraulic press, comprises first and second body parts 10, 12 having first and second pistons 11, 13, piston 11 being movable to permit operation of the unit 35 only when piston 13, which may be connected to the safety guard of the press, has been moved to a position corresponding to the operative position of the guard. The first body part 10 has at least one inlet 14 for pressurized fluid, an outlet 15 for pressurized fluid, a return flow inlet 16 and a return flow outlet 17, and the second body part 12 has a return flow outlet 25 and a return flow inlet 24 connected to the return flow outlet 17 of the first body part The first piston is movable to a first position in which communication is established between the inlet 14 and outlet 15 and interrupted between return flow inlet 16 and return flow outlet 17, and a second position in which the first-mentioned communication is interrupted and the second-mentioned communication established, and the second piston is movable to one or other of two positions in which communication between the return flow inlet and outlet 24, 25 is interrupted or established. The pressurized fluid outlet 15 is connected by a non-return valve 19 to a port 20 connected to the lower end of the unit 35 so that in the first position of the piston 11 the ram of the unit is maintained in its upper position, the piston 11 being urged to its first position by fluid pressure from the port 14 communicating with the upper end of the body part through a passage 29; a pressure-sensitive device 33 is provided to indicate any drop in pressure in the upper end of the body part 10. The piston 13 is connected to the safety guard of the press and when the gate is in its inoperative position, a port 31 leading from the upper end of the body part 10 is closed and communication between the return flow inlet and outlet ports 24, 25 is interrupted. When it is desired to operate the press, the safety guard must first be closed to move piston 13 upwardly to establish communication between the return flow inlet and outlet 24, 25 and connect port 31 to an outlet so that pressure in the upper part of the body 10 is relieved to permit manual or automatic movement of the piston 11 to its second position whereupon communication between the pressurized fluid inlet and outlet 14, 15 is interrupted and the return flow inlet and outlet 16, 17 established so that pressure fluid from a pump 37 when a valve 38 is operated moves the ram of the unit 35downwardly, additional rams 36 accelerating the ram.
Patent GB-317076-A (GB)
Title: Improvements in or relating to fuel injection devices for internal combustion engines
IPC: F02M61/10
Filed: 1929-07-23
Abstract: 317,076. Sulzer FrÞres Soc. Anon. Aug. 10, 1928, [Convention date]. Cylinders receiving liquid fuel.-An injection valve b, which is fed with fuel by a pump through a pressure accumulator, is kept closed by the pressure of a separate fluid in a chamber g, until a valve is opened in a relief pipe k, the fluid being supplied from a chamber l through a restricted orifice i. The pressure accumulator may comprise an annular plunger e which, after discharge, presses the valve b on its seat, the plunger e being pressed by a spring f, or by pressure fluid from the chamber e, or by both.
Patent GB-1476621-A (GB)
Title: Automotive engine plant
IPC: B60K17/04
Filed: 1974-05-09
Abstract: 1476621 Gas turbine plant for vehicle drive UNITED TURBINE AB & CO KB 9 May 1974 22668/76 Divided out of 1475700 Headings F1G and F1Q [Also in Division B7] A gas turbine engine plant, adapted for driving the front and rear wheels of a vehicle and capable of being mounted at the front or rear thereof, the engine having at least two rotors and a transmission including a planetary torque divider with two output shafts. The engine includes a compressor 12 driven by a first rotor 13, a combustion chamber, and two power rotors 15 and 16. Rotors 15 and 16 are inter-connected through planetary gear 65, the ring gear 66 of which is connected to a reversing gear 67, from which one shaft extends forwards and carries a bevel pinion 68 meshing with the front axle differential 69. The sun wheel of gear 65 is connected with the compressor rotor 12 by way of free wheel 70. The shaft 71 to the rear axle differential is connectable to the transmission between gear 65 and the compressor rotor system by a clutch 72.
Patent GB-763394-A (GB)
Title: A preparation for the cleaning of metal surfaces
IPC: C23G1/02
Filed: 1954-08-04
Abstract: A thixotropic preparation for the dissolution and removal of rust, scale and like oxides from a metal surface comprises a colloidal clay, which is the principal single component of the preparation, hydrochloric acid, phosphoric acid and a reducing agent.  The clay may be Bentonite and the reducing agent, stannous chloride or a hydrazine salt, e.g. the hydrate.  The preparation may also include a hygroscopic material, e.g. calcium chloride or glycerine, a wetting agent, and ammonium alum.
Patent GB-301528-A (GB)
Title: Improvements in or relating to conveyors employed in annealing and the like furnaces
IPC: F27B9/24
Filed: 1927-08-30
Abstract: 301,528. Griffiths, E. E. Aug. 30, 1927. Endless-chain conveyers with slat and lath carriers; parallel chains with widely-spaced crossconnections; discharging-devices.-In apparatus for transferring from an endless chain conveyer passing through an annealing furnace to other conveyers or apparatus metal sheets bent to trough or channel shape, the longitudinal' edges of which are supported by transverse carrier arms on the conveyer and held in position laterally by fingers on these arms, the transfer is effected by rotary toothed members driven by one of the conveyer sprocket wheels so that the tips of the teeth of the said members pass through the spaces between the carrier arms and engage the longitudinal edges of the sheets and move them outwardly clear of the conveyer. The conveyer chain D is driven by sprocket F and is provided with carrier bars d<1>. Fingers d<2>, Fig. 3, at the ends of each bar retain the curved plates E in position, and if the plates are very thin, the bars also may carry inclined supporting fingers d'. The transfer wheel is made in halves T<1>, T<2>, Fig. 2, each of which is bolted to the sprocket F. Each half has teeth t<4>, the pitch of which is a multiple of the pitch of the teeth of the wheel F. The tips of the teeth may be notched at t<5> to receive the edges e<1> of the plates as they become disengaged from the fingers d<2>. The transfer wheel may be independent of the driving sprocket and formed with a sprocket which engages the conveyer, or the transfer wheel may be geared to a driving sprocket. The conveyer may consist of two chains with the cross-bars between them. When the fingers d<2> are inclined inwardly, the axes f<3>, f<3x>, Fig. 5, of the halves T<1>, T<2> are inclined to each other, and the edges of the sheets are closed by engagement with the notches t<5> and disengaged from the fingers.
Patent GB-142021-A (GB)
Title: Improvements in and relating to covers for resisting fluid pressure
IPC: F16J12/00
Filed: 1919-09-16
Abstract: 142,021. Davey, Paxman, &. Co., and Hazell, R. L. K. Sept. 16, 1919. Doors, lids, a n d covers.-The cover is fixed by a single screwing action. The container a is provided with a circumferential flange b and the cover c with a similar flange d. The flanges are surrounded by a strap formed in two parts e, e<1>, each provided with two lugs e<2>, e<2> and e<3>, e<3>. The interior face of each strap is provided with a groove f with inclined sides which engage with the inclined faces of the flanges b, d. A radial movement of the straps thus produces a longitudinal movement between the cover and the vessel. A stirrup h is threaded through holes in the lugs e<2>, e<3> and secured by nuts, while a. right and left handed screw n passes through the centre of the stirrup and into the boss m. The radial movement of the straps is caused by rotating a wheel or the like h<1>. The part e<1> is supported and guided by means of a square pin p sliding in a bearing r carried by a bracket on the container, so that the straps always remain in their correct position for use. The cover is kept in its proper relative position by pins s passing through lugs on the cover and the vessel.
Patent GB-1417657-A (GB)
Title: Automotive vibration absorbing joint assembly
IPC: F16D3/12
Filed: 1973-05-14
Abstract: 1417657 Flexible shaft couplings NISSAN MOTOR CO Ltd 14 May 1973 [17 May 1972] 22769/73 Heading F2U A flexible shaft coupling (e.g. between a Hookes joint 2 and a car propeller shaft 4 mounting the differential input pinion) comprises a cup-shaped input member 10 inside which is an annular output member 20 (e.g. a rectangular block with a stepped bore 27, 28), there being a resilient member filling the spaces between the member 20 and both the peripheral wall and the end wall 14 of the member 10. The bore 27, 28 may house needle roller bearings 35 and axial thrust bearings 36 on an extension 31 and a flange 34 fixed to the member 10. Relative rotation may be limited by the corners of the member 20 engaging inward protrusions from the peripheral wall of the member 10.
Patent GB-719611-A (GB)
Title: Improvements in or relating to sintered refractory masses
Inventor: WILLIAMS ALBERT ETHERIDGE
IPC: C04B37/00
Filed: 1948-08-30
Abstract: 719,611. Making sintered refractory bodies. LORD PRESIDENT OF THE COUNCIL. Aug. 15, 1949 [Aug. 30, 1948], No. 22807/48. Class 87(2) Shaped sintered bodies of refractory compounds are joined to each other by pressing them together whilst they are at a sintering temperature, the pressure applied being of the order of 1 ton p.s.i. The refractory compounds maybe oxides of beryllium, aluminium, thorium and magnesium. Individual bodies are made from such oxides by compaction at a sintering temperature and then these bodies are joined by pressing at a sintering temperature: the second sintering temperature may be the same as the first, or when dissimilar bodies produced at different temperatures are being joined the second sintering temperature may be the lower or lowest of said different temperatures. The drawings show apparatus for making two hemispheres and sticking them together, comprising a mould 8a and plunger 9a for forming the hemispheres and two plungers 9, 17 for sticking them together in a mould 8b. The moulds and the plunger ends are coated with graphite in acetone. In both steps of the procedure the mould rests on a graphite block 6, sheets 5, 3 of " Sindanyo " (R.T.M.)-mainly asbestos, and lower platen 1 of a hydraulic press. The mould is surrounded by magnesia 14 packed within a tube 4 of silica or alumina surrounded by a high frequency heating coil 10 in a mica shell 11. A graphite plunger 9 enters the mould and pressure is applied thereto from the upper platen 2 through a block 18. A graphite tube 13 receives a pyrometer. Both pressings may be at 1,500‹C. and 1 ton p.s.i. for 10 minutes. Hollow hemispheres may be made similarly and then stuck together around a solid sphere.
Patent GB-696112-A (GB)
Title: Improvements in and relating to tampons, more particularly vaginal tampons
IPC: A61F13/20
Filed: 1951-10-01
Abstract: 696,112. Catamenial tampons. NIEPMANN, F. NIEPMANN, O., HAHN, C., and MITTAG, H. Oct. 1, 1951 [Oct. 2, 1950], No. 22834/51. Class 81 (ii). In a method of attaching a withdrawal thread to a tampon, a web of cotton wool 1 is passed through a slot 7 in a mandrel 6 and a thread 9 is drawn across it at right angles. The thread is cut at 13 and released from a gripper 8 as guide members 11, 12 sweep the thread towards the right so as to engage slots 18 in the mandrel 6 and then to lie along it parallel to its axis. Spring. members 15 hold the thread during this step. The ends of the cotton wool web are rotated to wind it into a cylindrical form, after which the members 11, 12 are returned towards the left to press the free lengths of thread against the tampon and to draw it off the mandrel.
Patent GB-1416095-A (GB)
Title: Electrical ignition of explosive devices
IPC: F42B3/18
Filed: 1973-05-14
Abstract: 1416095 Explosive devices ignitable by induction means M L AVIATION-CO Ltd 6 May 1974 [14 May 1973] 22858/73 Heading F3A An explosive device such as a fuze, igniter or comprises an induction coil 12 supported by a magnetic core 7 so as to function as the secondary winding of a transformer of which the primary winding 2 is fitted in a holder 1 for the device, the coil being short-circuited by an electrically conductive explosive in the space 10, or, in another embodiment (not shown), the coil being constituted wholly by an annular body of the electrically conductive explosive in the space 10. An EMF induced in the coil 12 causes current to flow through and thereby detonate the explosive charge. The incorporation in the charge of a magnetic material causes-the charge to be compacted when-the power is applied, thereby lowering its electrical resistance and consequently increasing its sensitivity. In the embodiment shown, the. coil 12 is comprises by a conductive track 22, Fig. 2, on a printed circuit board 25. The electrically conductive explosive bridges limbs 21, 20.
Patent GB-308140-A (GB)
Title: Improvements in caps for personal wear
IPC: A42B1/06
Filed: 1928-08-08
Abstract: 308,140. Mondl, A. M. Aug. 8, 1928. Caps.-A cap or helmet, especially for aviators' wear, comprises an outer portion formed of two front pieces 11, two side pieces 12, and two back pieces 13, the respective pairs being joined together on a median line, the side pieces being widened at their upper ends and formed with curved edges adapted to engage with oppositely curved edges on the front and back pieces and arranged to extend downwardly to cover the ears, with fastening means thereon to secure the headcover. ing under the chin. The outer portion is of leather, and the lining of sheepskin. wool, felt, silk, or suede. The lining consists of three pairs of pieces of shapes different to those of the outer pieces, so that the joins do not coincide.
Patent GB-1120027-A (GB)
Title: Process for the production of electrodes for electronic valves
Inventor: KIRSCHKE WERNER
IPC: H01J19/30
Filed: 1966-05-24
Abstract: A process for making a pot-shaped anode for a picture-tube comprises mechanically shaping a non-magnetic temper-hardenable material, based on an alloy of copper or nickel, while it is in the soft condition, subjecting the part to a thermal temper-hardening process and thereafter to a mechanical-chemical polishing process. A suitable material is a copper-nickel alloy containing 1-30% nickel, hardened by the addition of Silicon 0.1 to 3% and/or Aluminium 0.5 to 5% and Titanium 0.1 to 1.5%.  The material is softened before shaping by heating to 900-1100 DEG C. and quenching to room temperature. Temper-hardening is carried out at 350 DEG  to 600 DEG C.
Patent GB-1510922-A (GB)
Title: Method for joining cables
IPC: F16G11/00
Filed: 1976-06-03
Abstract: 1510922 Coupling rope ends ARBED-F & G DRAHTWERKE KOLN GmbH 3 June 1976 [4 June 1975] 23051/76 Heading D1T A method of joining the end of one cable to the end of another cable comprises:- (a) tapering the end of one cable and anchoring the tapered end to a first anchoring means: (b) tapering the end of another cable and anchoring the tapered end to second anchoring means; and (c) forming a jointed connection between the first and second anchoring means; steps (a), (b) and (c) being effected in any order and the cross - sectional diameter of the joint thus formed between the cables being not greater than the diameter of the thickest cable. In the drawing the cable was bound with wire 4' at a distance 20d to 10d from one end where d=the diameter of the cable. The two outer layers of cable strands were untwisted and cable core 1 severed close to the binding 4'. The core stump was then bound with wrapping material 5'. The wires of layer 2 were then recombined with staggered cutting of the wires. The resulting stumps of the layer 2 were then wrapped with material 5". The wires of the outer layer 3 were then re-assembled with staggered cutting to reduce the number of strands from 8 to 6, the cut ends being bound as at 5"'. The resulting 6 strands have been pushed through the conical bore of an end fitting 7 and fanned out to make a cable brush 6 in the conical bore. The cable brush 6 has been impregnated with a suitable adhesive. Alternatively wedging elements could have been used to secure the brush 6 in the conical bore. The end fitting 7 has means 8 whereby it can be secured to a connecting element on another rope. The end fitting 7 has a diameter that does not exceed the diameter of the rope and, as shown, it is tapered to form a substantially even transition from cable to end fitting.
Patent GB-964248-A (GB)
Title: Process for the production of vinyl fluoride
IPC: C07C17/25
Filed: 1963-06-10
Abstract: Vinyl fluoride is produced by the pyrolytic dehydrochlorination of 1-chloro-1-fluoro-ethane in the gaseous state at a partial pressure of 1-chloro-1-fluoro-ethane of 5 to 500 mm. Hg. The pyrolysis is conveniently performed at 500 DEG  to 800 DEG C. with a contact time of 0.1 to 10 seconds and the reactant may be diluted with an inert gas, e.g. nitrogen or carbon dioxide, to obtain the required partial pressure. The process is preferably carried out continuously by passing the reactant under reduced pressure or with an inert gas through a tubular reactor of inert material, e.g. noble metal, carbon, copper, nickel alloy or stainless steel; heating the gas emerging from the reaction zone with a basic agent, e.g. aqueous sodium hydroxide, and, if necessary, dehydrating said gas prior to obtaining the vinyl fluoride.
Patent GB-1098473-A (GB)
Title: Manufacture of shaped articles
Inventor: BUIST JACK MITCHELL
IPC: B29C44/30
Filed: 1964-06-04
Abstract: An apparatus for the manufacture of laminated articles wherein a resinous foam is bonded to at least one sheet of facing material comprises a movable conveying surface in the form of an endless belt for transporting sheet material, dispensing means for applying a liquid mixture of foam-forming ingredients to said sheet material during transportation and means for heating said conveying surface at a position immediately anterior to its contact with said sheet material.  Specified sheet materials are paper, wood, plastic, rubber, paperboard, plasterboard and asbestos.  The specified foam is polyurethane.ALSO:A process for the manufacture of laminated articles wherein a plastics foam is bonded to at least one sheet of facing material comprises transporting said sheet material on a conveying surface in the form of an endless belt dispensing foam-forming ingredients on to said sheet material during transportation, and heating said conveying surface immediately before it comes into contact with the said sheet material.  An apparatus for effecting the above process comprises a moveable conveying surface for conveying said sheet material, dispensing means for applying a liquid mixture of foam-forming ingredients to said sheet material during transportation and means for heating said conveying surface at a position anterior to its contact with the said sheet material to accelerate formation and setting of the foam.  specified sheet materials are paper, wood, plastic, rubber, paperboard, plasterboard and asbestos.  The specified foam is polyurethane.
Patent GB-226272-A (GB)
Title: Improvements in or relating to a method of and means for vulcanising articles in fluids
IPC: B29C35/00
Filed: 1923-09-17
Abstract: 226,272. Gray, C. H. Sept. 17, 1923. Vulcanizing-chambers; vulcanizing in liquid baths; vulcanizing under direct gas pressure.- In vulcanizing hollow articles in a liquid or gaseous medium, the latter is caused to circulate through the interior and preferably also around the exterior of the article, which may be rotated during vulcanization. The Figure illustrates the application of the process to a rubbercovered roller as used in paper-making. The roller A is mounted on a spindle E turning in bearings E<1> mounted on a trolley F which is run into the chamber B on rails. Rotation is effected by means of a pulley D<2> mounted on a shaft D passing through the door B<3> of the chamber, and carrying at its internal end a cross arm D<3> engaging pins on a driving-head mounted on the shaft E. Circulation of the medium through the roller is effected by means of suitably placed scoops H inserted in holes in the end-plates. A helical vane (not shown) may be fixed longitudinally outside the roller, being carried on arms mounted on the shaft E, to promote circulation of the medium around the roller.
Patent GB-970135-A (GB)
Title: Improvements in suspension filing systems
Inventor: JARMAN GEORGE OLIVER
IPC: B42F21/06
Filed: 1962-06-16
Abstract: 970,135. Filing papers. TRADE LOOSE LEAF CO. Ltd. Sept. 11, 1963 [June 16, 1962], No. 23277/62. Heading B6E. In a suspension filing system for folders, each suspension bar 12 has a pair of upstanding lugs 15 thereon which pass through corresponding apertures in the upper edge of one limb 10 of the folder to locate it on the bar, the other limb 11 of the folder being folded to engage over the next bar 12, and all the folders are connected together in concertina fashion by placing one or more clips 20 on each bar 12 to engage over the lugs 15. The limb 11 of each folder is folded at 17 to provide a free flange 18, is folded over the next bar 12 and is preferably apertured to engage the lugs 15, and a clip 20 is slid over the bar to hold the folded limb 11 in position. Each clip 20 is of inverted U -shape and formed from sheet metal or plastic material, the lower edges being turned inwards to grip the folders at a position below the lugs 15. Two clips may be used for each bar 12, each clip engaging below a lug 15. Each clip can have thereon an index slip formed of cardboard folded into U-shape, which is held in position by a U-shaped transparent cover having its limbs turned inwardly to engage under the lower edges of the clip.
Patent GB-937011-A (GB)
Title: Bag closure
IPC: B65D77/12
Filed: 1961-06-28
Abstract: 937,011. Packaging. DU PONT OF CANADA Ltd. June 28, 1961 [July 2, 1960], No. 23321/61. Class 94(1). A synthetic plastic bag is sealed by a thermoplastic tape 2 formed into a U-shaped crosssection enfolding the mouth of the bag and heat sealed to both outside surfaces, The apparatus for sealing the bag comprises two knurled wheels 10 and 11 mounted on each side of chains 14 and 15 and a unit 29 which folds the tape 31 about the bag mouth. The bag is forwarded by the chains 14 and 15 and the tape is drawn from a roll 26 to the unit 29 and over the mouth of the bag. The wheels 10 and 11 press the tape against the bag mouth and forward them together to the heat sealers 25. The tape is automatically cut off by the knife assembly 30.
Patent GB-250280-A (GB)
Title: Improvements in or relating to carburettors and carburetting systems for internal combustion engines
IPC: F02M1/00
Filed: 1924-10-03
Abstract: 250,280. Hall, A. M., and Latimer, J. F., (Representatives of Hall, J. W.). Oct. 3, 1924. Controlling - apparatus, arrangements of hand, foot, and transmission gear in conjunction with. - The fuel-control levers of the carburettors n are coupled to a rod v, which is connected to a bell-crank v<2> fixed to a weighbar w connected through cranks v', v<5>, and rod v<3> with an auxiliary weighbar w<1> which is connected through a crank v<6> to a pedal 32. The air-control levers 15 are connected through a rod v<1>. loaded by a spring 51, to a bell-crank v<7> loosely mounted on the bar wand connected through a Bowden cable 46 to a lever 33 on the steering-wheel, a lever 48 on which controls the ignition.