baber/WOPTO huggingface dataset:
Patent GB-457732-A (GB)
Title: Improvements in refrigerant evaporators for cooling fluids, and particularly brine
IPC: F25B39/02
Filed: 1936-05-07
Abstract: 457,732. Cooling brine &c. TREPAUD, G., 6, Place de Verdun, La Rochelle, Charente- InfÚrieure, France. May 7, 1936, No. 12913. Convention date, May 7, 1935. [Class 29] Apparatus for cooling fluids and particularly brine comprises a casing having brine inlet and outlet ports 6, 7 and cooling tubes 4 arranged around a central trunk 5, forming a liquid refrigerant reservoir, and communicating at their upper and lower ends with a vapour dome 12 and a chamber 17 respectively. The tubes pass through superposed radially - gapped baffles 8 bv which a helical path is provided for the brine. Liquid refrigerant is supplied to the central trunk through a pipe 21 connected to a compression refrigerating machine, and the vapour evolved in the tubes rises into the dome and is withdrawn through a tube 15 provided with a rose 16. Liquid particles in the vapour are separated therefrom by a baffle 14 and perforate plates 14a and lubricant carried into the central trunk with the refrigerant collects in the chamber 17 and may be withdrawn through a pipe 20. The central trunk may be replaced by a number of pipes 25, Fig. 5, having a total cross-section equal to that of the trunk and greater than that of the cooling tubes.
Patent GB-755459-A (GB)
Title: Improvements in or relating to stapling machine with removable clincher
IPC: B31B3/60
Filed: 1954-05-04
Abstract: 755,459. Stapling. SCHAFROTH, W. May 4, 1954 [May 11, 1953], No. 12921/54. Class 89(3). A clincher C is adapted to be rearwardly secured to a pivoted member in a stapling machine. The clincher comprises a piercing and clinching portion 32 and an upper portion 24 provided with holes 25, 26, 27, the latter being countersunk on both sides. The clincher is adapted to co-operate with an anvil base B having a shaft 10 and hub portion 11 which is provided with two pins 19, 20, co-operating with holes 25, 26, and a screw-threaded hole 21 which registers with the hole 27. A screw 8 serves to secure the clincher to the anvil base. The anvil base is made of hard, abrasion-resisting metal and the clincher, which may be used with left or right anvil bases, from flat spring steel stock. Specifications 646,106 and 736,450 are referred to.
Patent GB-1549150-A (GB)
Title: Shielded electred power-cable structures
IPC: H01B9/02
Filed: 1977-03-29
Abstract: A main conductor (1) is surrounded by insulation (2) made of plastic, for example. Its surface is provided with a semiconducting layer (3). One or more additional conductors (4) which are in contact with the semiconducting layer (3) and are pressed by the elastic sheathing (5) against this layer (3) run parallel to the cable axis. Due to this parallel arrangement and pressure, stranding of the additional conductor (4) is superfluous, thereby reducing the number of operational steps. <IMAGE>
Patent GB-1078822-A (GB)
Title: Improvements in and relating to sliding doors
IPC: B60J5/06
Filed: 1963-04-02
Abstract: 1,078,822. Vehicle doors. H. MARSH. April 2, 1964 [April 2, 1963], No. 13094/63. Addition to 1,017,394. Heading B7J. [Also in Division E2] A " flush-type " sliding door 10, Figs. 1 and 2, is hinged at the edge, which trails during the opening of the door, to a vertical pillar 16 having secured thereto at its base a crank arm 18 hinged on a vertical axis to a platform 20 slidable along the bottom sill 54 of the door opening, the arm 18 being rigid with a vertical spindle 38 rotatable in a roller bearing 40 and having secured thereto a horizontal plate 48. The underside of the plate 48 is provided with a cam groove 50, Fig. 4, which is engageable with a vertical stud 52 fixed on the sill 54, so that after the door has been initially pivoted about the pillar to remove the leading edge of the door from a reveal 34 and slid to the left in Fig. 1, the cam groove coacts with the stud to cause the plate 48 and arm 18 to pivot and to move the trailing edge of the door outwardly of the opening. The platform is supported on the sill 54 by a wheel 24 and a ball race 44, 46, 42. The plate 48 is locked in the door-open position of the arm 18 by a dog 62, on a locking plate 56 pivoted to the platform 20, engaging in an indent 64 in the plate 48. The locking plate is under the urge of a spring 66 and is pivotable to release the dog from the indent when the stud 52 engages a cam edge 68 on the locking plate during sliding movement of the door to the closed position.
Patent GB-988199-A (GB)
Title: Motor vehicle suspension systems
Inventor: ISSIGONIS ALEXANDER ARNOLD
IPC: B60G3/24
Filed: 1963-04-03
Abstract: 988,199. Vehicle suspension. AUSTIN MOTOR CO. Ltd. March 23, 1964 [April 3, 1963], No. 13125/63. Heading B7D. In a motor vehicle suspension wherein transversely extending control arms 11 and 13 support a wheel carrier assembly 12 on each side of the vehicle to mount a pair of coaxial wheels, one arm, 11, is provided with a bell crank, 10 acting upon a spring unit, the spring units of each of the coaxial wheels being disposed in a transversely disposed hollow structural member of the vehicle. The springs may be rubber cone, helical steel, or part of a conjugate hydraulic suspension wherein hydraulic displacer units incorporating rubber cone springs are intercoupled longitudinally at each side of the vehicle. As shown, a pair of such displacer units 1, 2, is housed in a transverse tube 3 held in a mounting plate 4 secured to a casting 6 connected to a front valance panel 7, the fore and aft units on each side of the vehicle being connected by tubes 31 and 32. The tube 3 is connected to an inner tube 23 by locating rings 24 and 25 and each spring is connected to the bell crank 10 by a strut 8 and ball joint 9. The suspension also comprises a radius rod 18 to take brake force reaction. Specifications 763,432 and 870,489 are referred to.
Patent GB-623703-A (GB)
Title: Improvements in and relating to the construction of tunnels
IPC: E21D11/08
Filed: 1947-05-15
Abstract: 623,703. Tunnels. LILLEY, F. J. P. May 15, 1947, No. 13129. [Class 85] Tunnel linings are formed by introducing rings built of precast reinforced concrete segments a and key segments b with enlarged heads c connected by bolts, precast concrete slabs g and a key slab g<SP>1</SP> being then inserted between each pair of adjacent rings with their ends engaging channels f in the rings. At or above springer level, adjacent rings are connected by flat reinforcing plates bolted thereto and embedded in concrete to form beams k. Liquid concrete is then passed through holes i to the exterior of the lining. Internally the lining may itself be lined with bricks, concrete, &c.
Patent GB-399252-A (GB)
Title: Improvements in cooling drums for cooling of liquid and molten substances
IPC: A23D7/05
Filed: 1932-05-06
Abstract: 399,252. Stuffing-box substitutes. GERSTENBERG, A., 12, Falkonergaardvej, Frederiksberg, Copenhagen. May 6, 1932, No. 13176. [Class 122 (v).] A liquid-tight joint between the rotary liquid refrigerant inlet pipe h of an internallycooled rotarv drum and a stationary stuffing-box g is maintained by a metal, carbon, or pockwood ring a<1> and spring- pressed packing b<1>.
Patent GB-108569-A (GB)
Title: Air or Fuel Pump for Internal Combustion Engines.
Inventor: TUCKFIELD CHARLES
IPC: F02B33/00
Filed: 1916-09-18
Abstract: 108,569. Tuckfield, C., and Garland, W. G. de F. Sept. 18, 1916. Two-stroke -cycle engines. - Two or more working pistons F are secured to cross-heads formed integral with a pump piston connected by a rod H to a crank-shaft J. Air or combustible mixture is compressed in the upper end of the pump cylinder C and is transferred to the explosion cylinders through passages in the pump pistons and the pipes D. The explosion cylinders are in permanent communication with one another through pipes not shown.
Patent GB-1117588-A (GB)
Title: Monoazo dyestuffs containing a pyrazole ring
Inventor: WOLFRUM GERHARD
IPC: C09B67/46
Filed: 1967-03-21
Abstract: The invention comprises monoazo dyes, free from SO3H groups, of the formula <FORM:1117588/C4-C5/1> and in the form of their water-soluble quaternary salts <FORM:1117588/C4-C5/2> wherein A is a diazo component, R is a non-ionic substituent, R1 is H or an aliphatic, araliphatic or aromatic radical, R2 is H or CH3, R3, R4 and R5 are H, alkyl, aryl or aralkyl radicals and R4 may additionally be carboalkoxy, R6 is an alkyl or benzyl radical; m is 0, 1 or 2, and X- is an anion.  They may be obtained by the usual diazotization and coupling procedures and, when required, quaternizing the products if the original coupling component does not contain a quaternary N atom. Examples are given for the production of the dyes. They are useful for dyeing or printing synthetic fibres.ALSO:N - Ethyl - N - {b  - pyrazolyl (1) - ethyl}-aniline is obtained by condensing the p-toluene-sulphonic acid ester of 1-b -hydroxyethyl-pyrazole at 140-150 DEG  C. with N-ethyl aniline.  N - Ethyl - N - {b  - pyrazolyl (1) - ethyl}-m - toluidine and N - ethyl - N - {b  - [3,5 - dimethylpyrazolyl (1)] - ethyl} - aniline are obtained in similar manner.  1 - b  - Hydroxyethylpyrazole is obtained from b  - hydroxyethylhydrazine and 1,1,3,3 - tetra-methoxy-propane.
Patent GB-905277-A (GB)
Title: Improvements in or relating to animal feedstuffs
IPC: A23K1/18
Filed: 1959-04-27
Abstract: Animal feedstuff contains, as a growth-promoting factor, a small proportion of 5-nitro-2- furfuraldehyde-2 - (2-hydroxyethyl) semicarbazone of the formula:  <FORM:0905277/I/1> preferably in the proportion of 1 to 10 parts by weight added to 100,000 parts of feedstuff.  An example is directed to a comparison between the feed efficiencies of chickens when fed (a, control) a basal diet including 5-nitro-2-furfuraldehyde semicarbazone and (b) the basal diet including 5-nitro-2-furfuraldehyde semicarbazone and, additionally, various amounts of 5-nitro-2- furfuraldehyde-2- (2-hydroxyethyl) semicarbazone.  Other examples are concerned with the feed efficiencies of rats and swine.
Patent GB-261701-A (GB)
Title: Improvements in or relating to three-phase systems for the production of very high unidirectional and continuous currents for radiology purposes
IPC: H02M1/20
Filed: 1926-05-25
Abstract: 261,701. Gorla & Co., Soc. Anon., L. Nov. 21, 1925, [Convention date]. Addition to 250,272. Commutator switching-arrangements; transformers.-In commutator switch converters for supplying high tension direct current from a three phase alternating current source to radiological apparatus as described in the parent Specification, the contacts are so arranged as to produce in conjunction with the condensers a, steady voltage in the supply line. In one arrangement, Fig. 1, two sets I, III of interconnected fixed contacts spaced 120‹ apart are connected to the output leads and condensers which are arranged as indicated in Fig. 1 of the parent Specification. These contacts co-operate with movable point contacts carried on insulating rotary arms l<1>, l<4> and connected to similar contacts l<3>, l<2> co-operating with another set of fixed contacts a, b, c to which the three phase supply leads are connected. In an alternative arrangement, Fig. 2, three phase current is supplied to two sets of fixed contacts a, b, c, a<1>, b<1>, c<1>, interconnected as shown and co-operating with rotary contacts carried on arms l<2>, l<3> and connected through the shaft bearings with the condensers and load. The shaft is driven by a four-pole synchronous motor, the rotor of which may be angularly adjusted in relation to the arms carrying the movable contacts. The transformers employed may be wholly immersed in insulating oil. The Specification as open to inspection under Sect. 91 (3) (a) describes also transformers in which the secondary windings only are oil immersed. Fig. 6 (Cancelled) shows such an arrangement in the case where the three limbs of the core are arranged in line, the core limbs carrying the primary windings being disposed within the cylindrical openings I, II, III formed in an oil-filled insulating casing E which houses the secondary windings. Similar arrangements modified to suit cores with three symmetrically disposed limbs and the cores of single phase transformers are described. This subject-matter does not appear in the Specification as accepted.
Patent GB-133197-A (GB)
IPC: B21B39/22
Abstract: 133,197. Lamberton, A. Oct. 30, 1918. Rolling.-A rolling-mill for slabs, blooms &c. has one or more rocking shafts A, A', placed at right-angles to the feed-rolls B and main rolls, each carrying two double-armed levers C, C' working in spaces between the feed-rolls to turn the slab D into the desired position, and preferably operated by hydraulic cylinders K<1>, links L, L<1>, and cranks M<1>, placed at the end of the shafts A, A<1>, away from the heat and debris of the pass. Carriages E, E', sliding on rails G, G<1>, assist in positioning and guiding the slabs to the various passes H.
Patent GB-311276-A (GB)
Title: Improvements in securing means for upholstery springs
IPC: A47C23/055
Filed: 1929-04-29
Abstract: 311,276. Warren, S. L. May 8, 1928, [Convention date]. Spring surfaces.-In spring surfaces for upholstery wherein vertical upholstery springs are used and are held under restraint by cords connected to the enclosing frame, the said cords h are attached to the frame a by metal loops g whereby chafing of the cord is obviated. The loops are preferably pivoted in clips f and project inwardly from the frame.
Patent GB-822766-A (GB)
Title: Improvements in or relating to magnetrons
Inventor: ESTERSON MAURICE
IPC: H01J23/213
Filed: 1957-04-26
Abstract: 822,766. Magnetrons. ENGLISH ELECTRIC VALVE CO. Ltd. Feb. 7, -1958 [April 26, 1957], No. 13357/57. Class 39(1). In a multi-cavity magnetron tuned by plungers 3 carried on a movable disc 5, the disc is slotted at 7 between successive pairs of plungers in order to prevent spurious resonances. The relatively large slot 7 provides clearance for the cathode support, and the missing plunger at the top of Fig. 3 coincides with the output cavity.
Patent GB-865683-A (GB)
Title: Method for the colorimetric determination of substances by spot testing
Inventor: MCCONNAUGHEY PAUL WILLIS
IPC: G01N31/22
Filed: 1958-04-28
Abstract: A suspension of disodium tetrahydroxyquinone in ethanol was placed on a carrier containing lead and a stain was produced when the tetrahydroxyquinone was released by an acid buffer.  Similarly zirconium azophenylarsonate dispersed in ethanol produces a coloration when added to a carrier containing hydrogen fluoride.
Patent GB-496185-A (GB)
Title: Improvements relating to the mounting of railway vehicle bodies on bogies
IPC: B61F5/16
Filed: 1938-05-05
Abstract: 496,185. Railway - vehicle bogies. GETEFO GES. FUR TECHNISCHEN FORTSCHRITT. May 5, 1938, No. 13381. Convention date, May 5, 1937. [Class 103 (vi)] In a bogie mounting for a railwayvehicle body forward and rearward movement of the central pivot pin 10 is resisted by means of rubber or like elastic elements 14, Fig. 2, while its lateral movement is substantially free, being guided by the elements 14 and restrained only slightly by rubber or like supporting and centralizing elements 5, Fig. 1. As shown, each of the elements 14 is bonded between two metal plates 12, 13, the plate 12 being secured to a transverse frame beam 15. Surrounding the pivot pin 10 is a rotatable and slidable sleeve 11, which, when the pin 10 moves laterally, rolls upon the plates 13. At each side the underframe 1 is supported upon the rubber elements 5 bonded between metal plates 3, 4, the lower of which is secured to a guide member 6 working upon rollers 7, 8 pivotally carried on the bogie frame. In addition, leaf springs 19 are interposed between the axle 17 and the underframe 1. During lateral movements of the pivot pin 10, the rubber elements 5 are subjected to shear stresses. In a modification in which the pivot is intended to take a portion of the load, the pivot sleeve 20 is fitted with guide rollers 22, which are guided and supported by rails mounted on the plates 13. Alternatively, the guide rails may be mounted on the sleeve and the rollers on the plates 13.
Patent GB-1320107-A (GB)
Title: Winding machines
IPC: B65H18/10
Filed: 1972-03-22
Abstract: 1320107 Winding webs MASCHINENFABRIK GOEBEL GmbH 22 March 1972 [2 April 1971] 13433/72 Heading B8R A web winding machine of the kind in which a roll 3 being wound bears against one or more rotatable supporting rollers 2 mounted in a frame of the machine comprises a winding shaft 4 and a drive shaft 10 substantially at right angles to the winding shaft for transmitting drive thereto by means of a gear-wheel 8 which also engages one or more longitudinal grooves 9 in the drive shaft and is axially movable along the drive shaft as the roll diameter increases, the angle between the path of the groove and the generatrix of the drive shaft circumference being dependant upon the angle of friction between the drive shaft and gear-wheel such that the torque set up on rotation of the drive shaft provides a component of force which counteracts the frictional force opposing movement of the gear-wheel 8 along the drive shaft, e.g. by an arm 7 attached to a slide 5 mounting the shaft 4, and thus the tension in each web roll turn is kept substantially constant as the roll diameter increases. A plurality of rolls may be wound on a single winding shaft.
Patent GB-889097-A (GB)
Title: Improvements in or relating to comminuting apparatus
IPC: E03C1/266
Filed: 1960-04-14
Abstract: 889,097. Comminuting apparatus. SHEPHERD, T. C. R. Nov. 8, 1960. [April 14, 1960], No. 13434/60. Class 59. In electrically-driven comminuting apparatus for disposing of waste from a sink 11, a grid 24 for cutlery and other hard articles is supported within the sink outlet 16 by the usual plug 13, and the motor 6 driving the apparatus is controlled by a switch 32 which is actuated by the grid so that upon removal of the grid from the outlet 16 the motor becomes inoperative. The grid flange 26 carries a permanent magnet 27 which co-operates with a similar magnet 35 carried by a switch-actuating arm 34. The switch is carried by a plate 21 secured to the outlet 16, one side of the plate having releasably pivoted thereto one side of a plate 17 secured to the body 10 of the apparatus, the opposite side of the plate 17 being drawn towards the plate 21 by means of a wing bolt 20. The grid may, alternatively, actuate the switch mechanically. Specifications 795,549 and 858,359 are referred to.
Patent GB-1025982-A (GB)
Title: Abrasive blasting apparatus for the cleaning of pipes
Inventor: HILL ERIC JOHN
IPC: B24C3/32
Filed: 1964-04-01
Abstract: 1,025,982. Blasting. VACU-BLAST Ltd. March 17, 1965 [April 1, 1964], No. 13509/64. Heading B3D. Abrasive blasting apparatus for internally cleaning pipes, particularly bent pipes, comprises an air motor 1 supported in the pipe on roller carriages 21 adjustable in rings 22 attached to the motor housing. Air is supplied to the motor inlet port 7 through a flexible hose 23. A restrictor 8 is located in the exhaust port 9 so that an internal pressure is maintained in the motor which prevents the entry of abrasive or foreign matter. The motor shaft 2 is hollow and has secured therein, by a screw 6, an abrasion resistant blast tube 5 carrying a nozzle holder 18 with a nozzle 19. The holder 18 may be fitted with several nozzles at varying angles. A balancing weight may be bolted to the holder 18. Abrasive in an air stream is supplied through a flexible blast hose 12 and adaptor 13 to the blast tube 5. The adaptor includes a tube 14 of abrasion resistant rubber which is slightly compressed to urge a ring 15 of low friction material, e.g. P.T.F.E., into sealing engagement with the end of the blast tube 5. Spring-loaded lip-type seals 10, 11, 16 are provided, facing so that any pressure leak tends to relieve slightly the seal resistance to rotation. The apparatus is winched around the pipe bend using the blast hose as towing means; supports may be provided at intervals along the hose to maintain it concentric in the pipe.
Patent GB-135486-A (GB)
IPC: H01R33/94
Abstract: 135,486. Pintsch Akt.-Ges., J. Nov. 6, 1917, [Convention date]. Vacuum tubes.-Lamps of the type described in Specification 135,485 are connected in series with a resistance to prevent the formation of arcs. The resistance may be arranged in the bulb, the lamp-cap or the holder or in any other part of the circuit. As shown, the resistance 10 is arranged in a recess in the insulator 4 of an adapter. The internal and external contacts 5, 2 are connected through the resistance and the central contacts 3, 6 are connected directly. The resistance is insulated from the thread 2 by mica or the like. One resistance may be provided for a group of lamps. On a 200-220 volt direct-current circuit the resistance may be 1500 ohms; with alternating current it may be 2750 ohms. The resistance may consist of enamelled constantan wire or of colloidal graphite.
Patent GB-528435-A (GB)
Title: Improvements in or relating to methods of coating fabrics
IPC: D06M15/693
Filed: 1939-05-08
Abstract: 528,435. Coated fabrics ; indiarubber. INTERNATIONAL LATEX PROCESSES, Ltd. May 8, 1939, No. 13660. Convention date, May 12, 1938. Drawings to Specification. [Class 140] [Also in Groups IV and V] Fabrics, particularly pile fabrics, are coated upon one surface with a layer of film-forming material deposited from an aqueous suspension or dispersion without striking through, by treating the fabric with a boron compound and by adding to the aqueous suspension or dispersion a vegetable gum which is gelled by the boron compound. Rubber latex or suspensions of alkali caseinate, alkyl cellulose, casein or glue may be used. Suitable gums are locust-kernel, locust bean, carob-seed and carob bean gums, gum Gatto and gum Tragon (Registered Trade Marks), gum Hevo, Jandagum, Lakoe gum, Lupogum, Luposol, Rubigum, Tragarab, Galagum, Emulsone, Kem, Koniaku or Tragasol (Registered Trade Mark). Suitable boron compounds are boric acid, borax and sodium perborate. The gelling agent may be dried, if desired, before application of the latex. The rubber in the latex may be coagulated during or after gelling by (a) adding an acidic coagulant to the gelling agent, (b) using boric acid as gelling agent, (c) heating, when a heat sensitized latex is used.
Patent GB-587684-A (GB)
Title: Improvements in or relating to rotary pumps
IPC: F04C2/10
Filed: 1944-07-18
Abstract: 587,684. Rotary pumps. STEVENS, A. H. (Eaton Manufacturing Co.). July 18, 1944, No. 13740. [Class 110 (ii)] In a pump of the n and n+1 lobe type, the pressure in the delivery port 40 is kept approximately constant through a spring-pressed wall 54 moving axially with increase in delivery pressure and thus opening up a byepass to the suction port 38. To prevent tilting of the wall, due to uneven distribution of pressure in the pump, the spring 56 is eccentrically positioned with respect to the driving shaft 32. Outer and inner rotors 22, 20 mesh together, a snap ring 35 preventing axial movement of 20 relatively to the shaft 32. The wall 54 which may be of a light metal or alloy such as aluminium or magnesium, is prevented from rotating by pin-and-socket connection with the housing wall 30. Ports 38, 40 are of segmental shape. A wear ring 36. may be provided around the outer rotor. Liquid leaking along the shaft 32 drains through a duct 87 to the suction port. This liquid lubricates the bearings 33. In a second arrangement, Fig. 7, liquid passing from an inlet 96 to the suction port 104 is led through a filter 102, passes through the pump to a discharge port 48a. A port 38a is connected to the suction, and, when the wall 54a, together with the outer rotor 22a, move axially under delivery pressure, the port 38a communicates with the delivery 48a. U.S.A. Specification 1,682,563 is referred to.