baber/WOPTO huggingface dataset:
Patent GB-1498663-A (GB)
Title: Coupling assembly for marine loading arms and a loading arm including such a coupling assembly
IPC: F16L27/08
Filed: 1975-02-17
Abstract: 1498663 Pipe Coupling FMC CORP 17 Feb 1975 [21 March 1974] 6575/75 Heading F2G [Also in Division B8] A coupling assembly for a fluid loading arm and a fluid transport vessel inlet conduit comprises at least one curved pipe section 48, 50 connected between mutually perpendicularswivel joints, 42, 44, 46 and a control valve simulator 52, having a mass distribution such that it exerts the same moment loading on a fluid loading arm as a control valve with which it is in consequence interchangeable without upsetting the balance of the fluid armols shown (Fig. 4) a valve simulator 52 is preferably in the form of an annular fluid conducting portion is bolted between flanges 62, 64 and is similarly weighted and dimensioned to a control valve (not shown) with which it is interchangeable. Additionally, where the fluid control valve displays an assymmetrical configuration (Fig. 5) a counterbalancing device 54 may be incorporated having a beam 58 and weight 56 which are adjustable to compensate for moment loading of the valve about axis D and in use maintain a coupling face of flange 72 in a vertical plane. Coupling clamps 82 may be provided to effect a fluid seal connection between the coupling assembly and a marine tanker inlet manifold; the combined weight of the clamps being equal to one of the weights 56. In an application shown in Fig. 1, conduit riser 18 carrying fluid from a supply reservoir (not shown) supports two pivoted sections 12, 14 of a fluid supply arm 10 each section balanced respectively by counterweights 26, 30. The coupling assembly 8, swivel mounted to the outer extremity of the supply arm, provides for balance stability as described.
Patent GB-410937-A (GB)
Title: Improvements in wheels and wheel attachments for tractor vehicles
IPC: B60B15/00
Filed: 1933-03-04
Abstract: 410,937. Vehicle wheels. DUNLOP RUBBER CO., Ltd., 32, Osnaburgh Street, London, HARDEMAN, W. E., and DAW, R. F., Fort Dunlop, Birmingham. March 4, 1933, No. 6585. [Class 144 (ii).] A device for attachment to rubber-tyred wheels of tractors comprises non-radial strakes 20 adapted to extend partially over the tread, and laterally beyond the side of the tyre, the strakes being carried by a plate or plates 9 detachably secured to the wheel. In the construction shown, the strakes are mounted on separate plates 20<a> riveted to the plates 9 and fitted between ribs 21 on the latter. Each edge of the wheel-rim is provided with a groove 6 to receive the heads 15 of attachment-bolts which may be permanently retained in key-hole slots 13 in the plates 9. In a modification, the strakes are formed integral with the plates 9.
Patent GB-720491-A (GB)
Title: Improvements in or relating to suction operated collectors for use with grass cutting machines or the like
IPC: A01D43/077
Filed: 1952-03-13
Abstract: 720,491. Mowing machines. AIR CONTROL INSTALLATIONS. Ltd., NEWTON, C. M., UPTON, F. W. J., CLIFFORD, G. E., and MOUL, F. D. Feb. 5, 1953. [March 13, 1952] No. 6589/52. Class 6 (2). A tractor .drawn suction operated grass collector for use with mower units 35 comprises a hood 34 mounted over each unit and each connected by a flexible pipe 33 to a conduit 29 extending from a manifold 28 situated on the suction side of a fan casing 20. Grass cuttings enter the centre of the fan and are thrown outwardly into a conduit 42 connected by a conduit 43 to an adjustable shoot 44 which feeds 'grass into a wheeled van 11. The fan is driven by a belt and pulley gearing from a motor 27 but may be driven from road wheels or by the tractor power shaft. In a modification the collector is coupled to the tractor and feeds grass into a van towed behind the collector. Specification 688,728, [Group XXV], is referred to.
Patent GB-940826-A (GB)
Title: Improvements relating to the lubrication of rotary piston internal combustion engines
IPC: F02B53/00
Filed: 1962-02-20
Abstract: 940,826. Lubricating. DAIMLER-BENZ A.G. Feb. 20, 1962, [Feb. 25 1961], No. 6590/62. Heading F2A. [Also in Division F1] In the lubricating of a cylinder bore of a rotary-piston internal combustion engine, lubricant is supplied in metered quantities to an admission passage 12 thereof by a feed device 21. The feed device 21 has a plunger 28 in a transverse bore 25 of a rotatable shaft 23 and the stroke of the plunger is limited by transverse pins 29 mounted in the shaft 23. In use, pressurized lubricant is supplied through a pipe 32, enters a portion 27 of the bore 25 and raises the plunger, when the shaft is rotated through 180 degrees, the plunger is again raised by the pressurized lubricant and forces a metered quantity from the portion 27 into an aperture 30. Meanwhile a further quantity of lubricant enters a second portion 27 of the bore 25. The metered quantity of lubricant passes from the aperture 30 into a pipe 20 and enters a bore 19 in the housing 10 which is connected to a tube 15 also mounted in the housing. The tube 15, having a slot 16 in which a wick 17 is held, supplies lubricant by said wick, to the admission passage 12. The pins 29 may each have an eccentric middle portion which, by rotating the pin, effects a variation in the plunger stroke and consequently in the quantity of lubricant metered.
Patent GB-1404671-A (GB)
Title: Metal member forming and apparatus therefor
IPC: B21H1/06
Filed: 1972-02-12
Abstract: 1404671 Rolling annular bodies; spinning ROLLS ROYCE (1971) Ltd 16 March 1973 [12 Feb 1972] 6677/72 Headings B3M and B3J A flat annular disc 10, Fig. 4, is clamped above a support 14 and is formed with a cylindrical flange 90, Fig. 6, by means of at least one ball which presses part of the disc against the internal wall of the support. Relative rotation between the ball and disc takes place during rolling. Several passes of the tool may be made in order to reduce or taper the cylindrical wall. In the above embodiment the disc is stationary and the tool rotated. The tool is suitable for rolling discs with relatively small bores, and incorporates a ring of balls held between two tapered discs 26 and 28. By moving the discs axially relative to one another, the balls are adjusted radially (Fig. 5, not shown), this adjustment being possible either before a rolling pass or during such a pass. In an alternative embodiment, Fig. 1, a tool 116 carrying a single ball is adjustably carried on a cross slide 104 which is vertically movable on columns 106 and 108. The disc, which may be of relatively large diameter, is supported on a rotatable table 102. The tool is mounted on a head 126, Fig. 2, in such a way that the ball 148 is urged against the workpiece disc 114. Reaction forces are passed from the ball, through the head 126, and to a reaction roller 152 acting on the opposite side of the workpiece support 112. A pair of rollers may be used in place of just one, and a hand wheel 156 is provided for adjusting the or both rollers. The ball is held in a cage 150 between a pair of tapered discs 128 and 130, the cage being keyed to the spindle of the tool whereas the discs are freely rotatably supported. A lubricant may be applied between the ball and workpiece to reduce friction.
Patent GB-186943-A (GB)
Title: An improved method of and means for cleaning cotton seeds
IPC: D01B1/02
Filed: 1921-11-30
Abstract: 186,943. Partington, F. O. Nov. 30, 1921. Agitating appliances.-Cotton seed, after immersion in an acid or alkali bath to remove fibre, is dried in a rotary conical screen 7 fitted with concentric oppositely-rotating beaters f and a brush f<1>. Below the screen are perforated lateral ducts h to which heated air is supplied by a fan.
Patent GB-930367-A (GB)
Title: Stereophonic pick-up having a single stylus
IPC: H04R9/16
Filed: 1959-07-06
Abstract: 930,367. Stereophonic transducers. BANG & OLUFSEN PRODULKTIONSELSKAB A.S. July 6, 1959 [Nov. 10, 1958], No. 6718/63. Divided out of 930,366. Class 40 (4). A stereophonic transducer comprises a rigid member 20, Figs. 1, 2, having two opposite major surfaces which are substantially parallel to one another, two coils 26, 27 wound on the rigid member 20 substantially at right angles to one another and a stylus arm 16 carrying a stylus 18 extending from one of the surfaces of the rigid member 20. Member 20 is held against an elastic pad 21 having substantially equal elastic response in all directions. A magnetic structure includes a permanent magnet 1 and a casing of ferromagnetic material comprising a hollow portion 2, a base 3 and a cap 4. Magnet 1 is held by an annular member 11 of non-magnetic material. The magnetic structure is such that magnetic flux is generated between surface 13a of cap 4 and the ends 7a of four pole members 7 whereby outputs are induced in coils 26, 27 in response to oscillation of member 20 as stylus 18 tracks a record groove. Member 20 is a disc or is of cruciform configuration. The coil and stylus arm structure is secured to a disc-shaped member 14 of insulating material by a cord 15 to provide a removable sub-assembly. One end of cord 15 is secured inside the stylus arm 16 and the other end is passed through pad 21 and is secured to mounting member 14 to hold the centre of one flat surface of member 20 in close contact with pad 21. A cap 19 of synthetic material protects stylus arm 16. Silicone damping fluid may fill gap 13b.
Patent GB-547472-A (GB)
Title: Improvements in prepayment mechanism
IPC: G07F15/02
Filed: 1941-05-26
Abstract: 547,472. Prepayment mechanism. MEASUREMENT, Ltd., and CLIFFORD, C. F. May 26, 1941, No. 6730. [Class 27] In prepayment mechanism of the multi-coin type, such as are used in gas, electric, &c. meters, means are provided for selective operation according to the diameter of coin inserted. The coin is dropped into a shoot c located between two walls a, band rocks a pivoted lever o to bring a plunger p carried thereon opposite one of a plurality of orifices or slots v, w, x in a stationary frame plate k, The walls a, b &c. can then be pressed toward the plate k against the bias of a spring n to bring. the plunger p against one of a plurality of flat faces on a spring- returned wheel y. The faces are stepped back one from the other in succession, and the location of the face which is opposite any one of the holes v, w, x determines the angle through which the wheel is turned. The wheel shaft z drives a spindle z<SP>1</SP> through a one-way pawl and ratchet-wheel clutch, and full inward and outward travel of the walls a, b, &c. is ensured by a double pawl 6 engaging a rack 7 on one of the carrying rods f of the walls, the pawl being reversed by a lever spring 8 at each completion of the travel of the coin holder unit. The plunger p is yieldably mounted on the lever o to accommodate itself when it comes up against the plate k owing to the insertion of a wrong-sized coin. This mounting comprises a spring allowing sliding movement through the lever o or a swinging movement about it, as indicated at g<SP>1</SP>. The orifices v, w, x in the plate k are larger than the plunger p, and are covered by adjustable escutcheons u having holes larger than the plunger to allow for permissible variations in size of the coin. The tip of the plunger may be chamfered, or the plate k may have inclines to facilitate lateral displacement of the plunger when it does not enter a hole. The plunger may be inclined to the lever o to cause the latter to move away from the coin slightly when the holder is pressed home, and allow the coin to drop into its receptacle.
Patent GB-251393-A (GB)
Title: An improved skid brake for vehicles
IPC: B60T1/14
Filed: 1925-03-12
Abstract: 251,393. Milarick, M. March 12, 1925. Skid.-A skid brake for vehicles comprises a transverse shaft a adapted to be rocked by a hand lever through connections o, p and carrying at each end rigidly therewith an arm c provided with a pin c<1> engaging slots d in a. pair of parallel links d<1> upon which the skid b is pivoted. The links d<1> are pivoted at e to an arm f freely mounted on the shaft a and normally held in the raised position shown with respect to the arm c by a spring coiled on the shaft which thus serves as a shock absorber. The skids b may be studded as at b<3> to increase the gripping power. A spring j holds the skid in position with respect to the links d' and a spring o<1> returns the parts to the normal position shown after an application of the brake,
Patent GB-330245-A (GB)
Title: Improvements in instruments for recording and reproducing sound
IPC: H04R9/12
Filed: 1929-03-02
Abstract: 330,245. Marshall, N., and Marshall, C. March 2, 1929. Phonographic recorders and repmodrcer.c. - A sound reproducing or recording instrument incorporates a moving coil in a constant magnetic field, the coil being actuated by a stylus lever and mounted on an annular element secured to a flexible sheet, for which tensioning means are provided. The moving coil 5, Fig. 1, is wound on a slotted annulus 10 having a cross-shaped spider by which it is secured by riveting to the stylus lever 7 and a flexible sheet 6 of silk stretched across the front face of the electromagnet 1, the tension being adjusted by screws 17. The lever 7 is pivoted in bearings 8 and carries a stylus or cutter 9 which may be secured by a split carrier inserted in the lower end of the lever. To prevent eddy currents, the end of the tubular magnet pole 2 has copper strips inserted in slots; the flange 3 may also be slotted to receive copper strips 13, Fig. 2. The moving coil may be damped by inserting oil in the front of the case behind the silk 6 or alternatively a short-circuited coil may be provided on the sleeve, 2. The instrument is mounted on the arm 19 by means of a split member 20 in conjunction with a wedge member 21, the arrangement being such that on drawing up the wedge 21 by means of the screw 22 the split member is expanded into intimate contact with the tubular pole 2 of the electromagnet. In this way the operative angle of the stylus or cutter may also be adjusted.
Patent GB-1240563-A (GB)
Title: Coolant recirculation system
Inventor: TOWNSEND HAROLD EDWARD
IPC: G21C15/25
Filed: 1969-02-07
Abstract: 1,240,563. Controlling reactors. GENERAL ELECTRIC CO. 7 Feb., 1969 [13 Feb., 1968], No. 6850/69. Heading G6C. In a boiling water nuclear reactor a variable circulation of water is urged through the core 13 by the jet pumps 17, 18, to control the moderation and therefore the reactivity. An increase in circulation increases the volume of water in the core, the moderation and the reactor power level. The increased steam generation reduces the power level which is controlled at a higher level. Circulation of coolant is effected at a fixed rate by the pump 44 and the jet pumps 17. The rate of flow of feedwater from the pump 37 through the jet pump 18 is adjustable by the throttle valves 46, 49.
Patent GB-1179275-A (GB)
Title: Air-Filter Suitable for Compressed Air Brake Systems in Motor Vehicles.
IPC: B01D46/24
Filed: 1967-02-13
Abstract: 1,179,275. Air filter with automatic by-pass. BERG EUROPA G.m.b.H. 13 Feb., 1967 [11 Feb., 1966], No. 6872/67. Heading B1T. An air filter, for use in a vehicle's air brake circuit, comprises a housing 1 in which a filter element 11, 12 is able to move axially to open a by-pass passage between ports 3, 4 irrespective of the direction of flow. Cylindrical screen wall 12 is divided into two by annular flange 16, gas flowing inwards through one half then outwards through the other. The filter element 11, 12 is slidably mounted on post 10 with spring 15 urging its flange 16 against an annular flange 9, which is itself urged by spring 8 against annular seat 5. With flow from port 3 to port 4, clogging of the lower half of the element raises the pressure and lifts flange 16 from flange 9. With flow from port 4 to port 3, excess pressure forces flanges 9, 16 downwards and away from seat 5. Element 11, 12, post 10, flange 9 are all carried by a disc 6, which is slidable out of housing 1 after pivoting end cover 20 round pivot 21. Extension 25 of disc 6 is urged into recess 20a to prevent cover 20 being opened while the housing interior is pressurised.
Patent GB-708924-A (GB)
Title: Improvements in or relating to pallets for handling and stacking goods
IPC: B65D19/38
Filed: 1951-03-22
Abstract: 708,924. Stacking load-handling pallets. FELDMAN, D., and COUZIN, S. March 22, 1951, No. 6884/51. Class 78 (4) The four-way entry pallets illustrated are stacked by means of not more than two tiering posts on each pallet and lugs projecting horizontally beyond the loading surface of each pallet. In the construction of Fig. 1 the outer beams 1 project beyond the platform 2 at both ends and each carries at one end a bracket 5 supporting a tiering post 6 and at the other end an angle-iron lug 4. When stacked each pallet is supported at one end by engagement between the brackets 5 and the tiering posts of the pallet below and at the other end by engagement of the lugs 4 with either the outer beams 1 of the next pallet or with fixed brackets 7. The forks of a fork truck or stacker may be inserted between the outer and inner beams 1, or at right angles to the beams in the clearances between the bottom planks 3. In an alternative construction in which each pallet has two tiering posts upstanding from the platform and suitably, braced, each pallet is supported when stacked by angle-iron lugs on the upper ends of the posts of the pallets below, the pallets at one end of the stack being supported by fixed brackets. In the construction of Figs. 4 and 5 each pallet has only a single post 6 inch of angle section and carrying at its inner end a plate 10 formed with ribs 11. Each plate 10 serves to support a corner of each of four pallets as indicated in Fig. 5. Supports are provided, in this form of the invention, for the pallets forming two sides of a stack.
Patent GB-936969-A (GB)
Title: Improvements in electric batteries
IPC: H01M50/574
Filed: 1962-02-22
Abstract: 936,969. Electric batteries. MALLORY BATTERIES Ltd. Feb. 22, 1962 [March 13, 1961], No. 6900/62. Class 53. [Also in Group XXXV] A re-chargeable battery has the individual cells shunted by voltage-sensitive control devices (e.g. Zener diodes or semi-conductor diodes) that are substantially non-conductive below a threshold voltage and highly conductive above it, so that the cell is shunted when fully charged. The devices 19 -25 are arranged in a stack of cells 5-7 in a polystyrene case 27. Specifications 706,822 and 753,090 are referred to.
Patent GB-580447-A (GB)
Title: Improved gas turbine plant
IPC: F02C3/067
Filed: 1944-04-14
Abstract: 580,447. Gas turbines. SVENSKA TURBINFABRIKS AKTIEBOLAGET LJUNGSTROM. April 14, 1944, No. 6933. Convention date, July 10, 1943. [Classes 110 (i) and 110 (iii)] Each rotor of a double-rotation compressor 1, which may ,be of the axial or radial and flow types is driven by a turbine 2 or 3. The compressor blades are preferably of aerofoil profile. The high-pressure turbine 2 drives a compressor rotor only, preferably supplying about one-third of the plant power, while the low-pressure turbine 3 drives the second rotor of the compressor and a generator 9 or other machine. In a modification, the L.P. turbine is divided into two, in parallel. Exhaust gas from 3 passes through a heat exchanger 8 to heat gas from the compressor before it passes to a heater chamber 4, in which oil may be burnt, or indirect heating is used. A second heater, or heat-exchanger 6 is provided in the exhaust line 5 from the turbine'2. For a closed circuit for the working fluid, which may be air, a cooler 10 is added. The compressor rotors may be driven at different speeds.
Patent GB-575968-A (GB)
Title: Improvements in sleeve balancing arrangements for radial engines
IPC: F01L5/06
Filed: 1944-04-15
Abstract: 575,968. Balancing moving parts of engines. FEDDEN, SIR A. H. R., SENKOWSKI, A., and DUNCAN, I. G. April 15, 1944, Nos. 6989/44 and 8779/45. [Class 122 (iii)] In a radial cylinder sleeve engine balance weights o are provided on each half-speed valve driving shaft g, rotating oppositely to the crank d, at a radius slightly greater than that of the valve and of sufficient mass to balance a large percentage of the forces and moments due to the valve operating mechanism. If the masses are sufficient to balance substantially or completely the said forces, an unbalanced couple is produced which may be neutralised by additional weights y, z on the shafts providing an opposing couple. The ma,ssymay be integral with the mass o.
Patent GB-904607-A (GB)
Title: Programme controlled electronic data processing system in particular computing, booking and/or sorting system
IPC: G06F9/48
Filed: 1959-02-27
Abstract: 904,607. Digital electrical-calculating apparatus. STANDARD TELEPHONES & CABLES Ltd. Feb. 27, 1959 [March 1, 1958], No. 6994/59. Class 106 (1). An electronic data-processing system comprises a programme control unit, one or more data-processing units, storage units, input and output units and is characterized by an electronic matrix which can permit a number of connections between the various units to exist simultaneously. Connection between any of units W1-W4, Fig. 1, and an immediate-access store made up of partial stores T1-T4 can be made at cross-points of a matrix KS under the control of a connecting-through circuit DS. DS has supervisory sections D1-D4 associated with units W1-W4 and a section DO associated with the programme control unit K. Each unit or partial store has a separate sequence control such as KAS, AS1, ZS1. These sequence control units comprise gates which will not permit an operation to be effected until the preceding operations have been completed. Fig. 6 shows the basic circuit of the control unit. The sequence address, address and operating instructions are entered into BR1- BR3, respectively. A master clock TG feeds a ring counter Z, the first position of which when energized marks lead t1. At this time the information in BR1 is fed to decoder E1 which marks appropriate leads aj for control purposes and st( 1-30) according to digital data to select a programme code from a " partial storage device." The counter Z cannot be advanced until signals on leads rz and rs indicate that the first setting up operation is completed. Gates U5, 04, U4 then open and the next clock pulse, after a slight delay in V, advances the ring counter Z to t2. At this time the read or write lead sta or ste is energized according to the setting of decoder E2. The counter is then advanced to the first tba stage and as the counter advances stage by stage the programme code is entered into programme register BR3 from the " partial storage device " operated in the previous stage by decoder E1. The counter advances to stage t3 whereupon the information relating to address and programme is entered into decoders E1 and E2 to mark appropriate leads whereby connections between units are made and computing effected. Advance from t3 to t4 is dependent on the reception of backward signals over leads rs and rz. Advance from t4 to t5 and then to t1 again is unimpeded.
Patent GB-153520-A (GB)
Title: Process for the manufacture of saccharin
Filed: 1920-03-08
Abstract: Saccharin is prepared by oxidizing o-toluene sulphamide with chromic acid mixed with sulphuric acid of more than 35 per cent strength. The chromic acid may be formed in situ by the use of a chromic acid salt.  After cooling and diluting the reaction mixture, the product is filtered off and the saccharin separated from unchanged starting material by any known method.