baber/WOPTO huggingface dataset:
Patent GB-489949-A (GB)
Title: Improvements in and relating to collapsable grilles or guards for shop, bank, and like counters
IPC: E06B9/06
Filed: 1937-02-05
Abstract: 489,949. Collapsable guards. MORLEY, R. E. Feb. 5, 1937, No. 3405. [Class 45] A collapsable guard or grille comprises a folding lattice and picket structure with horizontal pickets a and balancing members such as spring drums c with cables f for supporting the weight of the moving parts. The lattice members are arranged to cause simultaneous movement of all the pickets. The cables pass between the channel members constituting the pickets. The ends of the pickets are guided in channel members e at each side. The separate spring counterbalance units may be replaced by a single shaft carrying pulleys, so that the lowermost picket would be constrained to maintain a horizontal position, or the cords might be taken over pulleys to wind on a common drum. Some of the intermediate pickets may be supported by the counter-balancing members actuated at proportional rates of movement. In the form shown in Fig. 6, a weight i is carried by a cord j on a drum k on a shaft l with dual stepped pulleys m taking cords /, f<1>. The lower picket may be secured in the upper or lower position by bolts.
Patent GB-1077689-A (GB)
Title: Derivatives of 3-methylpurine and methods of preparing the same
Inventor: BERGMANN FELIX G
IPC: C07D473/20
Filed: 1966-01-26
Abstract: The invention comprises 3-methylpurine derivatives of the general formula <FORM:1077689/C2/1> wherein R represents hydrogen and X represents chlorine or methoxy or R represents an aromatic group or a heterocyclic group of aromatic character and X represents hydrogen, chlorine, methoxy, methylamino or dimethylamino. The 6-chloro-3-methylpyrines of the above general formula may be prepared by reacting the corresponding 3-methyl-6-methylthio purines with gaseous chlorine in metahnol solution at a temperature below - 3 DEG C. and the 6-chloro-atom of said purines may be replaced by methoxy, ethoxy, methylamino, dimethylamino or thiono groups by reaction with methanol, ethanol, methylamine, dimethylamine and ammonium sulphide respectively. 6-Methylamino or dimethylamino compounds of the invention may also be prepared by reacting the corresponding 3-methyl-6-methylthio purines with methylamine or dimethylamine. 3-Methyl-8-phenylpurine may be prepared by desulphuration of 3-methyl-6-methylthio-8-phenylpurine with Raney nickel and 3-methyl-8(31-pyridyl)purine by desulphuration of 2,6-dithio-3-methyl-8-(31-pyridyl)purine with Raney nickel. Other 3-methylpurines of the invention wherein R is aromatic or heterocyclic and X is hydrogen may be prepared in similar manner. 3-Methylhypoxanthines of the general Formula II may be prepared by heating the corresponding 6-chloro-3-methylpurine with sodium acetate in aqueous acetic acid or by reacting the corresponding 6-methoxy-3-mehtylpurine with aqueous hydrochloric acid. 3-Methyl-8-phenylhypoxanthine may also be prepared by condensing 4,5 - diamino - 6 - hydroxy - 3-methyl pyrimidine with benzamide hydrochloride in the presence of sodium acetate.  2,6 - Dithio - 3 - methyl - 8 - (31 - pyridyl)-purine may be prepared by heating 3-methyl-8-(31-pyridyl)-2-thioxanthine with phosphorus pentasulphide in pyridine.  3 - Methyl - 8 - (31 - pyridyl) - 2 - thioxanthine may be prepared by reacting 4,5-diamino-3-methyl-2-thiouracil with nicotinamidine hydrochloride and anhydrous sodium acetate.
Patent GB-527763-A (GB)
Title: Improvements in and relating to the manufacture of electric cables
IPC: H01B11/18
Filed: 1939-02-02
Abstract: 527,763. Electric cables. SWALLOW, J. C., PERRIN, M. W., and IMPERIAL CHEMICAL INDUSTRIES, Ltd. Feb. 2, 1939, No. 3519. Drawings to Specification..[Class 36] In an electric cable used for submarine telephony having two co-axial conductors, the space between them is completely filled with insulating material consisting essentially . of normally solid polymers of ethylene. The insulating material may contain an addition not exceeding 50 per cent., of paraffin wax or may consist of fibrous material such as paper impreg-. nated with the ethylene polymers produced as described in Specification 491,804, [Group IV], and the polymers should preferably have a molecular weight of at least 10,000. Alternatively, the material may be in the form of a wrapping of a latex or rubber produced as described in Specification 474,426, [Group IV]. The space between the conductors is filled by softening the material by heating to 100-130‹C. and extruding it from a nozzle on the conducting core, the latter being cooled as it issues from the nozzle to cool the material. When the material is wrapped round the core, the wrapped core may be heated for a short time to a temperature slightly above the softening point of the material. The solid polymers of ethylene may be produced as described in Specification 471,590, [Group IV]. Specification 517,065 also is referred to.
Patent GB-1158935-A (GB)
Title: Method and Apparatus for Running Equipment Into and Out of Offshore Wells.
Inventor: RALPH RUSSELL GLENN
IPC: E21B23/08
Filed: 1967-01-24
Abstract: 1,158,935. Wells &c. KOBE, Inc. 24 Jan., 1967, No. 3620/67. Heading E1F. Equipment, such .as a hydraulically actuated pump 46 is run into a sub-aqueous well by inserting the equipment into a carrier 60, moving the carrier from the surface to the well, connecting the carrier to the well head 24, and transferring the equipment from the carrier to the well. The carrier having a fixed plate 70 and a movable plate 74 is guided to the well by cables 68 attached to posts 66 carried by a guide funnel 64 on the wellhead. A valve 90 closes the bottom of the chamber 48 in the wellhead, and as the carrier enters the chamber trapped water is displaced through a passage 126 in the valve and port 134 into the production fluid disposal line 49. Pins 152 of lock 140 are engaged with. a groove 142 of the carrier, the valve 90 is moved to the position shown, and the carrier is lowered to the bottom of the chamber, valves 170, 180, in the carrier opening as the carrier engages the tubing head 32. After pins 152 of a lock 136 are engaged with a groove 138 in the carrier, fluid supplied to the interior of the carrier by the line 149 passes through holes 176 to force the pump from grippers 192 to pass down to the bottom of'the well production tubing 40. After the fluid supply to the line 49 has stopped, lock 136 is released, the carrier is moved upwardly and the valve 90 closed. Oil is supplied to and removed from the pump by lines 42, 44 to operate the pump, the production fluid passing through the tubing 40 to the line 49. During production the carrier may be removed from the wellhead. To permit removal by the carrier the pump is unseated from the operating position by downward flow of oil in the line 44, and is forced to the wellhead by downward flow through the lines 42, 44.
Patent GB-183872-A (GB)
Title: Improvements in footstep, suspension, thrust and like shaft bearings
IPC: F16C17/06
Filed: 1921-01-31
Abstract: 183,872. Gass, W. G. Jan. 31, 1921. Thrust bearings comprising blocks a seated spherically in carrying rings d which are themselves spherically mounted. The blocks are provided with tapped holes g by which they can be secured to the ring d by screws during machining operations. The Figure shows the application to a suspension bearing in which the ring d is non- rotatably mouted in a stationary housing, but in a modification it is mounted spherically in the collar j to rotate therewith, the blocks being retained in the ring when the bearing is dismantled by means of screws fitted in the holes and supported loosely in holes r in the ring. Applications of the invention to a footstep and a doublethrust bearing are described.
Patent GB-308034-A (GB)
Title: Improved means for cleaning sound records during reproduction in gramophones and thelike
IPC: G11B3/58
Filed: 1928-02-06
Abstract: 308,034. Vennard, W. Feb. 6, 1928. Brushing records.-Records are cleaned, during reproduction, by a brush 6 held in a socket member 1 which is permanently secured by a screw or rivet to the sound-box 2 or the tone-arm or is formed integrally therewith.
Patent GB-189025-A (GB)
Title: Improvements in gear wheel moulding machines
IPC: B22C13/02
Filed: 1922-02-09
Abstract: 189,025. Norton, R. Feb. 9, 1922. Moulding-machines for gear wheels comprise a rotary table 2 for the flask mounted on ball bearings, and carrying a dividing drum 4 with a number of rows of holes co-operating with a spring plunger mounted to slide vertically in a fixture carried by the base. The position of drum and plunger may be reversed. The pattern segment 17 is carried by a vertically sliding holder 13 mounted in a screw controlled horizontal slide 12 on a radial arm 11, which may be so mounted as to swing aside for removal of the mould. The movements of the pattern may be limited by stops such as 21.
Patent GB-539236-A (GB)
Title: Improvements in or relating to a.c. electric circuit-breakers
IPC: H01H33/70
Filed: 1940-03-01
Abstract: 539,236. Gas blast switches; air - break switches; switchgear structures. REYROLLE & CO., Ltd., A., HARLE, J. A., and WILD, R. W. March 1, 1940, No. 3867. [Class 38 (v)] Co-operating contacts separable to a predetermined short gap have conducting members extending laterally within a divergent discharge nozzle at the wider end of which is an insulating arc grate slotted transversely to the length of the arc, the blast being applied laterally through the gap and on to the grate whereby the gap is filled with clean di-electric medium, and burning of the contacts and formation of hot spots on the conducting members obviated. The contacts are also arranged so that in the open position, a smooth-walled passage to the blast is presented. The fixed plunger contact D and movable rod contact C are surrounded by springy contact sleeves C<1>, D<2> having renewable arcing tips C<2>, D<3>, and located in two annular insulating blocks A, A' made of, or as shown at A<2>, lined with refractory material. The rod-shaped conductors E, E<1> extend close against, or are partially let into, the wall of the nozzle. The bars of the grate F are of streamline section, an auxiliary electrode G in the form of a knob or plate extending across the grate, being connected to one of the contacts C, D so as to shunt part of the arc and lie in series with the other part, the arrangement generally permitting the blast to scavenge both sides of the arc before escaping through'the vent H. When applied to a horizontally-withdrawable switch gear unit, Fig. 6, in which the phases lie one behind the other in a casing K and are separated by metal walls, the resistance R of each phase is connected between the electrode and the fixed contact which is connected to a fixed busbar socket M. The feeder socket N is connected to the movable contact of the breaker through an isolating knife switch O on a shaft O<1>, which is operated by a crank and link mechanism O<2> and spring wound by an electric motor. The movable breaker contacts are operated by cranks S on a shaft S<1> which is operated by a further crank S<2> and spring S<3> and retained by a trippable catch S<4> In opening the breaker, the catch S<4> is operated, valves are opened to release the gas from reservoir Q' through the couplings P, Q, and, after the requisite time interval, crank O<2> opens the switches O by rotating through half-a-revolution, in doing which, projections on the switches O restore the breakers to closed position, re-closure of the circuit being effected by a further half-revolution of the crank.
Patent GB-893870-A (GB)
Title: Improvements in and relating to fluid control valves
IPC: F16K1/46
Filed: 1960-02-03
Abstract: 893,870. Valves. NORDISKA ARMATURFABRIKERNA A.B. Feb. 3, 1960 [Feb. 3, 1959], No. 3919/60. Class 135. A fluid control valve comprises a lift valve member including a rigid portion to which is secured a sealing portion of rubber or other resilient material, a rigid sleeve extending over part of the length of the sealing portion and having an inwardly-projecting abutment engaged in a recess in the periphery of the sealing portion, said sleeve and sealing portion both engaging the valve seat in the closed position of the valve. In the first example, Fig. 2, a resilient sealing member 7 is secured by a washer 9 and nut 10 within a skirt of a water-cock valve member 3. A metal sleeve 12 surrounds the lower part of the sealing member 7 a peripheral recess of which receives a flange 13 of the sleeve 12. The arrangement is such that the sleeve 12 resiliently engages the seat 2 in the closed position of the valve and the sealing member is confined within the walls of the parts 3, 9, 12. In another example, Fig. 3, the washer 9 is replaced by an inner sleeve 15 the lower flange 16 of which engages the seat 2 and the upper flange 17 of which projects into the sealing member 7. The sealing member may be composed of two parts, a lower part of hard rubber and an upper part of soft rubber. The inner sleeve may only have an upper flange and be fixed to a bushing or it may have oppositely-directed upper and lower flanges.
Patent GB-543560-A (GB)
Title: Improvements in faucets or water taps carrying soap holders
IPC: A47K5/02
Filed: 1941-03-24
Abstract: 543,560. Valves. SIMMONDS, J. E. March 24, 1941, No. 3962. Convention date, Feb. 19, 1940. [Class 135] A valve casing is formed with a projecting lug supporting a soap dish. In the form shown in Fig. 2 the dish 3 is formed integrally with the lug and casing. In a modification the dish is formed with a socket adapted to engage tightly with the lug to which it is secured by a screw. The lug may be of some length to space the dish from the valve body. To prevent easy separation the joint may be cemented. The lug may be formed on the tray and the socket in the valve casing. Specification 541,683, [Group XIV], is referred to.
Patent GB-127927-A (GB)
Title: Improvements in and relating to Toilet Articles.
Inventor: BOOTY STANLEY SEPTIMUS
IPC: A45D40/26
Filed: 1918-03-08
Abstract: 127,927. Booty, S. S. March 8, 1918. Cosmetics; nail-files and other manicuring appliances; powder-puffs ; face and features, improving appearance of.-A device adapted to be slipped over the finger, and provided with a smooth, fleecy, or like suitable surface, is used for applying toilet or other compositions, such as face-creams or unguents, to the person, for colouring the eyebrows and eyelashes, and for polishing and treating the nails. It may be made of waxed or greaseproof paper, metal, leather, celluloid, &c. The material of which the device is made, or a patch applied thereto, may be impregnated with, or may have applied thereto, the composition to be applied. A puff or pad may also be attached. Fig. 5 shows a form made of ivory and surrounded with a padding enclosed in chamois-leather &c. 11, to which a nail file 12<a> is attached. The end 9 is formed as a blade to push back the cuticle surrounding the nails, and the other end may be closed by a screw stopper 13 so that the interior may be used as a container for tubes &c. containing preparations. Fig. 8 shows in section a modification formed with a projection 8<a> to which is attached a felt pad 10 covered with a layer of leather. A number of the devices may be formed as a group temporarily fastened together, for example by. a perforated or otherwise weakened portion.
Patent GB-435928-A (GB)
Title: Sparking plug and ignition tester for internal combustion engines
IPC: H01T13/58
Filed: 1935-02-07
Abstract: 435,928. Ignition tester. HOGG, F. N. DIMOND-, 8, Gleneagle Road, Mannamead, Plymouth. Feb. 7, 1935, No. 4107 /34. [Class 7 (iv)] A rubber moulding comprises a strap portion for attachment to a steering-column &c. and trans. verse passages each containing a neon tube B. The rounded front end of each tube is exposed to the observer. The rear end is dipped in aluminium paint and in contact with a high-tension cable from one of the sparking plugs, the cable being secured by an adhesive.
Patent GB-304051-A (GB)
Title: Improvements relating to garden and like rollers
IPC: A01B29/02
Filed: 1928-02-09
Abstract: 304,051. Baker, B. H. Feb. 9, 1928. Rollers, garden.-In garden and like rollers the spindle bearings on the handle or draw-bar are formed by twisting a flat bar through a right angle and bending and welding the twisted end to form an eye of cylindrical form. The flat bars form the side bars of the iron or steel handle frame a. The eyes b may be drilled to fit on the spindle .c and grub screws or cotters e may be provided to prevent detachment. In a light, single-cylinder sheet-metal roller adapted to be weighted with water or sand the spindle c mav be passed through the roller d and welded to the end plates, or stub spindles mav be welded to each side of the roller. The spindle may be hollow, and the water ballast may be passed through it.
Patent GB-198988-A (GB)
Title: Improvements in or relating to tags and the method of making the same
IPC: G09F3/14
Filed: 1923-02-12
Abstract: 198,988. Dennison Manufacturing Co., (Assignees of Scott, H. F.). June 8, 1922, [Convention date]. Securing labels.-A luggage label is provided with a reinforced end pierced with two holes, a separate bight of the attachment cord being passed through each hole. The reinforcement 5 may be formed of a piece of paper, paper board, fibre &c. folded over the end of the label, or of a piece of such material attached on each side, or on one side only. In the arrangement shown, the string 15 passes behind the label, through the left-hand hole 14, over the edge of the label, through the other hole 14 from behind and between the edge of the label and the two former portions of the string at e. Other arrangements providing means for keeping the bights passing through the two holes are also described. The reinforcement may carry identification marks for use in case the body of the label should be lost.
Patent GB-426679-A (GB)
Title: Improvements in or relating to the regulation or control of internal combustion engines
IPC: F01L13/00
Filed: 1934-02-08
Abstract: 426,679. Starting ; turning - gear ; spray carburetters. BOSCH AKT.-GES., R., 4, Militõrstrasse, Stuttgart, Germany. Feb. 8, 1934, No. 4133. Convention date, Feb. 22, 1933. [Classes 7 (iii) and 7 (v)] Ignition is advanced when a starting carburetter b is in use, or an air-inlet choke valve is closed at starting, the actuating rod c being connected also to the interrupter casing e. The use of a crank handle f automatically retards the interrupter through linkwork g, h, i, p, which lifts the spring-pressed pin m from engagement with the rod c. A thermostat t may replace hand operation..
Patent GB-942035-A (GB)
Title: Improvements in or relating to seismic prospecting
IPC: G01V1/36
Filed: 1960-02-05
Abstract: 942,035. Geophysical prospecting; pulse shaping circuits. SOCONY MOBIL OIL CO. Inc. Feb. 5, 1960, No. 4238/60. Headings H3P and H4D. In a geophysical prospecting system distortion of transmitted seismic impulses by the earth in their reflection passage to the geophone spread is at least partially corrected by the insertion of a network in the receiver, the network comprising a straight-through signal path, parallel paths for differentiating the input signal n times and parallel paths for integrating the input signal m times, all path outputs being weighted and added before application to a recorder. The mathematical foundation of the invention is described and from tables supplied the numbers n and m, and the weighting coefficients, can be obtained from a sample signal received by a surface geophone near to the buried shot point, Fig. 1 (not shown). In the arrangement of Fig. 6, a geophone amplified output is applied to valve 60 and cathodefollower 65 output is fed to line 74 (1) via potentiometer 68, (2) via differentiator 101, 105, cathode follower 102 and potentiometer 110, and (3) via integrator 75, 77, cathode follower 76 and potentiometer 83. Further successive stages of differentiation 106 and 107, 108 and 109 and of integration 81 and 82, 92 and 93 are provided with respective weighting potentiometers 112, 114, 90, 95. Cathode follower 121 output after amplification by valve 122 is integrated by network 123a, 123b and applied at low impedance to monitoring oscilloscope 124 and recorder 140. The individual path outputs are applied by cathode followers to the oscilloscope and recorder. Reference has been directed by the Comptroller to Specification 877,168.
Patent GB-906440-A (GB)
Title: Electrolytic process for the treatment of sea water
Inventor: MAURIN ALEXANDRE JULES JACQUES
IPC: C23F13/02
Filed: 1960-02-08
Abstract: 906,440. Electrolytic treatment of sea-water. COMPAGNIE DE CONSTRUCTION DES GROS MATERIEL ELECTRO MECANIQUE. Feb. 8, 1960 [March 4, 1959], No. 4382/60. Drawings to Specification. Class 41. Sea-water or brakish or incompletely softened water is treated to reduce its scale-depositing properties by passing it through two diaphragmtype electrolytic cells one of which includes at least one anode of amorphous carbon and the other at least one metallic anode, the cathodes of both cells being metallic, discarding the cathodic effluent from both cells, and mixing the anodic effluents in such proportions that the pH of the mixture is from 4 to 6.4. The cells may be fed with water in parallel, or the anodic compartment of the cell with the metallic anode may be fed with the anodic effluent from the other cell. Specification 823,531 is referred to,
Patent GB-137651-A (GB)
Title: Improvements in and connected with tinplate and like pickling machinery
IPC: C23G3/00
Filed: 1919-02-21
Abstract: 137,651. Jenkins, D. R. Feb. 21, 1919. Pickling.-Relates to the operation of the distributing-valve in tin-plate and like pickling-apparatus wherein the reciprocation of the load is effected by means of a steam-cylinder, and in which the reversal of the distributing-valve is effected by means of a bell-crank lever engaged by a tappet on the piston-rod of the steam-cylinder, as described in Specification 4282/10. The arm 5 of the tappet-actuated bell-crank lever 2 is connected to a sleeve 7 adapted to slide on a rod 6, or, as shown, to be connected with it by a movable member 10 engaging a tooth 11 projecting through a slot in the sleeve. The rod 6 and the valve-rod 15 are connected by a lever 16, a rack 19 on which moves an adjustably weighted rod 21 so as to ensure full stroke of the valve in either direction. If the parts 10, 12 are moved to the position shown in dotted lines, the sleeves 7 can slide on the rod 6, and automatic reciprocation of the load is stopped.