baber/WOPTO huggingface dataset:
Patent GB-846959-A (GB)
Title: Improvements in or relating to the sealing of plastic tubes and the like
IPC: B65B7/14
Filed: 1957-11-28
Abstract: 846,959. Packaging-machines. BARRACLOUGH Ltd., R. W., and BARRACLOUGH, R. W. Nov. 27, 1958 [Nov. 28, 1957], No. 37066/57. Class 94(1). Apparatus for sealing simultaneously the open ends of a number of filled plastic tubular containers comprises a pair of jaws to flatten the tubes so that a portion of the open ends projects above them and means to apply heat to the projecting portions to effect the seal. A second pair of jaws grip the heated portions to consolidate the seal. Groups of tubes may be fed to the sealing head by a conveyer or as shown may be placed in carriers 15 and slid manually along a channel 14 to position their ends between jaws 40, 41. A pedal 34 is pressed to engage a one revolution clutch driving a cam shaft 28 operating the various machine elements. The jaw 41 is advanced to flatten the tube ends against the jaw 40 and a gas valve 57 is opened to supply gas to a series of jets in a pipe 65. Ignition of the jets by a pilot jet (not shown), heats the tube ends which are then gripped by crimping jaws 47, 48 to complete the seal. The two sets of jaws and the crimping jaws' pivot shaft 49 are water cooled.
Patent GB-619630-A (GB)
Title: Improvements in the manufacture of elements having an asymmetrical conductivity chiefly for selenium rectifiers
IPC: H01L21/10
Filed: 1946-12-17
Abstract: 619,630. Light-sensitive cells. COMPAGNIE DES FREINS ET SIGNAUX WESTING- HOUSE. Dec. 17, 1946, No. 37113. Convention date, Feb. 28. [Class 40 (iii)] [Also in Group XXXVI] Dry contact rectifiers or photo-cells are made by depositing selenium powder 2 on a polished plate 1, placing on this a base-plate 3 with roughened surfaces, depositing a layer of selenium 2<1> on the outer face of the base-plate and placing another polished metal plate 1<1> thereon, the whole system being then placed between the plates of a metal press and heated to over 100‹ C. The polished plates 1, 1<1> are next removed and counter - electrodes are sprayed over the selenium, on which a barrier has been formed in the press. The elements so formed may have central apertures. The baseplate 3 may be flexible for producing wound elements. Specifications 463,478, 509,432 and 529,791, [Group XXXVI], are referred to.
Patent GB-344075-A (GB)
Title: Improvements in or relating to automatic or semi-automatic telephone exchange systems
IPC: H04Q3/42
Filed: 1929-12-05
Abstract: 344,075. Automatic exchange systems. STANDARD TELEPHONES & CABLES, Ltd. and WRIGHT, E. P. G., Columbia House, Aldwych, London. Dec. 5, 1929, No. 37312. [Class 40 (iv).] A single motion, marker-controlled A-digit switch gives access to (say) 3 groups of register controllers, the size of the groups being governed by the traffic, and a signal is sent to the register controller indicating which of the 3 possible digits was dialled. Impulse relay A repeats the digit to RM1 through C which starts RM2 in search of the terminal marked by RM1 under control of M. With C back and M up, E is energized, connects up test relay H and releases M, whereupon RM2 hunts for an idle register controller. When H switches through, A releases B, but before the latter has fallen back circuits are made depending on the value of the A digit for JA and/or JB in the register controller and as soon as the BC switch goes off-normal the code switch CS starts up and hunts under control of relay IM for the group of terminals marked by these relays. On the energization of G when the B and C digits have been registered, CS hunts for a terminal within the group in accordance with jumpering at [the frame CCF.
Patent GB-1086328-A (GB)
Title: Method and apparatus for de-collating webs of continuous stationery
IPC: B41L1/00
Filed: 1963-09-23
Abstract: 1,086,328. Decollating webs. ALACRA Ltd. and J. B. COUSINS. Sept. 22, 1964 [Sept. 23, 1963], No. 37363/63. Heading B6B In decollating apparatus, a fan-fold assembly of webs supported on a tray 11 is fed by pinfeed rollers 8 mounted on a shaft 6, through longitudinal slitting blades 9 mounted on shafts 5 and 6, the lowermost web being allowed to fall on to a receiving tray 13, the next web being wound on to parallel rods 20, and the upper or upper webs passing to a further receiving station or stations, having been supported by the web being wound on the rods 20 from the pin-feed device to the winding device 19. The winding device 19 is mounted on a part of the apparatus which may be regarded as an attachment to the apparatus which comprises a guide plate 16, a receiving tray 17 and two brackets 18 which support the winding device 19. Additional attachments of the same construction may be added to the apparatus illustrated in Fig. 1, the number depending on the number of webs in the assembly of webs to be decollated. The winding device 19 (Fig. 3), has the two parallel rods 20 connected at one end to disc 21 having a socket rotatable on a spigot (25). The free ends of the rods 20 are engageable in a driving disc (26) which is mounted by means of a spring (27) and a quick release disc (28) on the shaft of a motor (24) which is of the kind which can slip or be stopped, under load, without damage. A detector 30, Fig. 1, detects the presence of the webs and stops the apparatus when the webs are exhausted. The pin-wheel feed may be replaced by a pin band feed.
Patent GB-633847-A (GB)
Title: Improvements in cases for housing cable joints or loading coils
IPC: H02G15/12
Filed: 1946-12-20
Abstract: 633,847. Inductances. STANDARD TELEPHONES & CABLES, Ltd., and COE, K. G. Dec. 20, 1946, No. 37551. [Class 38 (ii)] [Also in Group XXXVI]. A protective casing for electrical equipment such as inductive loading coils comprises a hollow case built up of two co-operating channelshaped portions 1 made of asbestos cement. Discs 4 having apertures for the passage of armoured cables close the ends of the housing. A metal equipment container 2 is provided with nipples 9 through which the leads from the equipment project for connection to cable conductors, the joints being protected by lead sleeves 10. The two portions of the casing are held by retaining bands 3, and the casing is filled with a hard setting compound.
Patent GB-931755-A (GB)
Title: Improvements in the treatment of molten metal and products for use therein
Inventor: BEALE JAMES
IPC: C22C21/02
Filed: 1960-11-01
Abstract: A porous refractory block impregnated with sodium or sodium base alloy is added to a molten metal for such treatment as desulphurizing in the case of cast iron, modifying the grain structure in the case of aluminium or its alloys, e.g. Al-Si alloys, or cleansing and scavenging in the case of copper and its alloys.  The block is produced by immersing a block of porous refractory, such as alumino-silicate firebrick or furnace aggregate, in a bath of the molten sodium metal or alloy and evacuating the containing vessel to allow the metal or alloy to enter the pores.  After removing and cooling, the block is preferably protected by dipping in paraffin wax or wrapping in metal, e.g. aluminium foil, and then dipping in the wax, or wrapping in a wax modified polyvinyl resin film.  For self-sinking, the block may be made using a heavy refractory or may contain a heavy embedded member.
Patent GB-376370-A (GB)
Abstract: 376,370. Utilizing atmospheric electricity. NASH, J. G., 82, Lillie Road, Fulham, London. April 9, 1930, No. 11239. [Class 35.] Two heavily insulated wires are connected at one end and so arranged that the insulating coatings of the two wires touch in places and are separated by air spaces at others. This can be effected by twisting the wires as shown in Fig. 1 or forming the insulating material in discontinuous lengths 1<x> as shown in Fig. 3. It is stated that oscillating electric currents are set up in the wires and that if they are connected directly at their free ends to a block 2 of magnetic material the block will be magnetized and that alternating currents will be set up in coils 3 near or surrounding it. Several arrangements of wires, blocks, and coils are described.
Patent GB-1161637-A (GB)
Title: Indole Derivatives
Inventor: CHEMERDA JOHN MARTIN
IPC: C07D209/28
Filed: 1967-08-16
Abstract: 1,161,637. Indole derivatives. MERCK & CO. Inc. 16 Aug., 1967 [25 Aug., 1966], No. 37642/67. Heading C2C. Indole derivatives of the general formula wherein R is a methoxy or dimethylamino group, are prepared by dissolving a 2-carboxymethyl- 3-indolyl-acetic acid derivative of the general formula in an inert solvent and heating the resulting solution until evolution of carbon dioxide ceases. Novel 2 - carboxymethyl - 3 - indolylacetic acid derivatives of the second general formula above are prepared (a) by treatment of a 3- indolylacetic acid derivative of the general formula with 1 equivalent of methyl diazoacetate and deesterifieation of the resulting 2-methoxycarbonylmethyl - 3 - indolylacetic acid derivative of the general formula with lithium iodide and 2,6-lutidine; (b) by treatment of an indole derivative of the general formula with 2 equivalents of methyl diazoacetate and de-esterification of the resulting methyl 2-methoxy - carbonylmethyl - indole 3 - acetate of the general formula with lithium iodide and 2,6-lutidine; or (c) by reaction of p-anisidine or N,N-dimethylphenylene diamine with a 3-keto-4-halo-adipate of the general formula wherein R<SP>1</SP> is a lower alkyl, aralkyl or dihydropyranyl-2 group and X is bromine, chlorine or iodine, treatment of the resulting indole-2,3-diacetate of the general formula with a p.chlorobenzoyl halide and de-esterification of the obtained N-acylated indole derivative of the general formula with lithium iodide and 2,6-lutidine.
Patent GB-362677-A (GB)
Title: Improvements in or relating to tins, drums and like metal containers
IPC: B65D25/42
Filed: 1930-12-15
Abstract: 362,677. Attaching spouts to tins &c. ROBINSON, F. G., Springfield House, Sutton-on-Hull, Yorkshire. Dec. 15, 1930, No. 37716. [Class 66.] The metal surrounding the outlet opening of a tin, drum, &c. to which an inwardly-flanged spout 1 is to be soldered is formed with an upstanding annular ridge 4 to prevent solder from running into the opening during the preliminary tinning or during the attachment of the spout. A corresponding groove 5 may be provided on the spout flange 2.
Patent GB-1187249-A (GB)
Title: New Anthraquinone Dyestuffs and processes for their manufacture and use
IPC: C09B62/004
Filed: 1967-08-16
Abstract: 1,187,249. Anthraquinone dyestuffs. CIBA Ltd. 16 Aug., 1967 [16 Aug., 1966], No. 37779/67. Heading C4P. The invention comprises compounds of the formula or mixtures thereof where m and n are 1 or 2 and X is a fibre reactive residue. The compounds are prepared by acylation of compounds of the formula or by acylation and subsequent elimination of hydrogen halide.
Patent GB-1018894-A (GB)
Title: Improvements in and relating to injection moulding machines
IPC: B29C45/16
Filed: 1962-10-05
Abstract: 1,018,894. Injection moulding machines. D. TONG. Oct. 7, 1963 [Oct. 5, 1962], No. 37828/62. Heading B5A. A machine for moulding, e.g. artificial flowers, comprises a hopper 10 divided into two or more compartments 12, 14, 16 each communicating with an injection cylinder 2 through a separate passage 18, 20, 22. Each compartment contains material of a different colour and is provided with a measuring chamber 24, 26, 28 in a sliding plate (as 30). The chamber may be varied in size by means of a screwed rod 34 and adjustable wall 32.
Patent GB-1150529-A (GB)
Title: The Manufacture of Containers
IPC: B65D5/22
Filed: 1967-08-17
Abstract: 1,150,529. Containers. BORDPAK (EIENDOMS) BEPERK. 17 Aug., 1967 [19 Aug., 1966(2)], No. 37973/67. Heading B8P. A container for fruit &c. comprises a cardboard part forming a bottom and front and rear side walls, and a pair of end panels 12, 14 including at least some timber for stacking purposes, the said bottom and side walls adhering to the end panels by means of contact adhesive. A partition 16 may also be secured to the cardboard member by contact adhesive. The parts may have the contact adhesive coated thereon in appropriate positions for assembly and despatched in flat form by the packer. Several modifications are described.
Patent GB-1517486-A (GB)
Title: Bobbin creel
IPC: B65H49/12
Filed: 1976-09-14
Abstract: 1517486 Creels IRO AB 14 Sept 1976 [15 Sept 1975 21 May 1976] 38057/76 Headings D1E and DIM A creel comprises a number of topped and tailed bobbins 13 mounted on a motor driven chain 5 with the thread F led to the loom &c through a stationary guide 12, the arrangement being such that when a bobbin 13 is emptied and the thread F jumps to the succeeding bobbin the motor is started to move the chain. so that the succeeding bobbin is located adjacent the guide 12.
Patent GB-343233-A (GB)
Title: Improvements in or relating to tyre vulcanizers
IPC: B29D30/06
Filed: 1929-12-12
Abstract: 343,233. Tyre - vulcanizing moulds. ROGERS WILSON & CO., Ltd. and ROGERS, W. A., Speaking Stile Walk, Birmingham. Dec. 12, 1929, No. 38079. [Classes 70 and 87 (ii).] Relates to tyre-vulcanizing moulds of the kind in which the mould is embodied in a two-part casing comprising a lower fixed part and an upper hinged part, and in which the tyre stripping mechanism is operated wholly or in part by a power ram. According to the invention the ram k is suspended vertically from the overhanging front part of the fixed casing a and or either, as shown, of single acting form acting on an intermediate lever e which may be the ordinary tyre-lifting pedal lever, or is of double acting form acting both on the intermediate lever and on the pivoted closing section b. When the single acting form is used the closing section may be lifted by manual means or by a power ram m mounted at the front of the fixed section and operating on a lip o of the hinged section.
Patent GB-1358732-A (GB)
Title: Valve for hydraulic systems
IPC: B60T11/32
Filed: 1971-08-13
Abstract: 1358732 Valves ALFRED TEVES GmbH 13 Aug 1971 [14 Aug 1970] 38112/71 Headings F2V and F2F Flow between ports 17 and 7 is controlled by a piston-like valve member 9, 13 which is movable in a stepped bore 4, 5, is biased toward a sealing member 14 by a spring 11, and is movable in opposition to the spring by the pressure within port 17. The valve is said to be normally open and to close immediately the pressure in port 17 falls below a certain predetermined value. The sealing ring 14 is held in position by a support plate 15 having a central aperture 16. The valve is said to be for use in association with an anti-skid control device of a vehicle brake system wherein port 17 is connected to a pressure accumulator and port 7 to a pistoncontaining chamber. In the event of failure of the accumulator pressure, flow back from port 7 to port 17 is prevented and so a certain minimum pressure will still act on the application surface of the piston which will thus be held in its initial position. The arrangement ensures that the brake system remains operative.
Patent GB-942738-A (GB)
Title: Improvements relating to lawn edge cutters
IPC: A01G3/06
Filed: 1962-10-09
Abstract: 942,738. Edge-trimmers. R. L. CRUISE. Oct. 9, 1962, No. 38135/62. Addition to 897,119. Heading A1F. The cutter of the edge-trimmer disclosed in the parent Specification is raised or lowered by means of an elevating rod 18 movably attached to the longer arm of an L-shaped lever 16 to the other arm of which is movably attached a toggle lever 15 extending parallel to the longer arm of the lever and being coupled by link 14 with a journal 12 of the crank 11 supporting the base-plate 5 of the device. The upper end of the rod 18 is threaded into a handle 20 which is located in one of a number of U- shaped brackets carried by bar 21 attached to the machine handles to hold the rod 18 in the required elevated position.
Patent GB-1563751-A (GB)
Title: Earth boring bit
IPC: E21B10/24
Filed: 1977-09-13
Abstract: A sealing system acts as a barrier to the drilling fluid, pulverized cuttings and other materials in the borehole to prevent the materials from entering the bearing area of a rotary rock bit. The bit body and the base of the cone cutter cooperate to retain the seal unit. The seal is located in a groove and an effective seal is provided without reducing the bearing capacity of the bit's bearing system. The sealing system allows excessive pressures in the lubricant to be relieved.
Patent GB-1151547-A (GB)
Title: Gear Shaving Machine
IPC: B23Q5/26
Filed: 1966-08-26
Abstract: 1,151,547. Shaving gears. LEAR SIEGLER Inc. 26 Aug., 1966 [14 Oct., 1965], No. 38324/66. Headings B3B and B3K. In a gear-shaving machine a feed means includes a link 38 which moves into alignment with the direction of feed as full-depth feed is reached. A feed-screw (24) is rotated by a hand wheel (28) and a worm gear 32, 30. The top of the screw (24) bears against a block connected by a link 38 to a link 44 pivoted to a block 48 engaging the knee 22. One end of the link 44 is pivoted to a link 66 which can be moved upwardly against a stop 68 by an air-operated device 62 for a period determined by a timer 70. The speed of movement is determined by a dashpot 74. The toggle link 38 may go slightly overcentre in its full-feed position determined by a surface 84.
Patent GB-1588048-A (GB)
Title: Celaning method
IPC: D01D4/04
Filed: 1977-09-15
Abstract: Not readily cleanable apparatus sections are fixed in a vessel (1, 2) at point (3) and heated in two stages. The first stage takes place at approximately 200-400 DEG C and a reduced pressure of 10-400 mm Hg, at which stage the fusible and evaporable proportion of the contaminants melts or evaporates and the melt drips to the bottom of the vessel. The second stage takes place in the presence of oxygen at approximately 300-550 DEG C, usually at ambient pressure or slightly below, during which stage the non-fusible and non-evaporable proportions (generally resin and soot) are burnt. This procedure can be repeated as often as desired. The process is particularly suitable for cleaning viscose pumps, nozzle systems etc. <IMAGE>
Patent GB-1039997-A (GB)
Title: Counter-current distribution apparatus for the treatment of multi-phase liquid systems
Inventor: ALBERTSSON PER-AKE
IPC: B01D11/04
Filed: 1963-10-01
Abstract: 1,39,997. Counter-current distribution. LKB-PRODUKTER A.B. Sept. 22, 1964 [Oct. 1, 1963], No. 38561/63. Heading B1F. An apparatus for counter-current distribution between two liquid phases or for sedimentation separation of particles suspended in a liquid phase consists of a grooved stator 9 with a number of shallow cavities in the groove, and a rotor located in the groove and rotatable about its axis which coincides with that of the stator and which also has shallow cavities of the same horizontal cross section as the other cavities, the cavities coinciding on rotation to provide cells in which the mixing by horizontal shaking and then separation of the liquid phases or sedimentation takes place. Each cavity in the rotor has a hole 6 for filling and emptying, and these holes are closed by a disc. The apparatus is mounted on a stator 12. One of the stator cavities may have an outlet opening for complete emptying of the cell contents. The quotient of the horizontal cross-section area and the depth of the lower parts of the cells is at least 1. 5 cm., preferably 15-30 cm. of a counter-current distributor, and preferably 100 cm. or at least 10 cm for sedimentation separation. The apparatus is of transparent plastics e.g. polyacrylic plastics. After completing separation or in the case of sedimentation possibly after mixing by shaking the disc is removed from the rotor and is replaced by a fraction collector (Fig. 2, not shown) and the apparatus is turned upside down so that the cell contents run into corresponding tubes.
Patent GB-1519617-A (GB)
Title: Preparing meta-nitrobenzoic acid
IPC: C07C205/59
Filed: 1975-09-19
Abstract: Benzoic acid is nitrated at a temperature of below 20 DEG C using a mixture of concentrated nitric acid, concentrated sulphuric acid, sulphur trioxide and reaction medium. The amount of sulphur trioxide, based on the entire amount of sulphuric acid and sulphur trioxide, is above 20 and below 90% by weight. The process is carried out in such a manner that the sulphonating and decomposing effect of the sulphur trioxide is largely avoided. The m-isomer is obtained in high quality and high yield and with a very favourable isomer distribution. Simple recovery of the sulphuric acid furthermore avoids pollution of the environment.
Patent GB-1515395-A (GB)
Title: Prefabricated scaffolding
IPC: E04G1/15
Filed: 1975-09-22
Abstract: 1515395 Scaffolding SOC FRANCAISE DES ECHAFAUDAGES "SELF-LOCK" 22 Sept 1975 [11 April 1975] 38872/75 Heading E1S Scaffolding comprises transverse frames 2 with unequal length uprights 8, 9, and longitudinal frames 1 with end uprights 3, 4 which are, e.g. spigoted and socketed into engagement with uprights 9 along one side of the scaffolding: platform elements 23, 23a are also provided, having end flanges which extend down into the troughs of channelsectioned elements 10 of the transverse frames. Further, intermediate braces 30, 30a are provided, with mating end sleeves 31, 32 which interconnect over the upright connections. End frames 20 are provided with end couplings 17 for supporting said end frames on the ends of member 5 of the longitudinal frames and over cross-braces 14 of reinforcing members 12 of the transverse frames, said members 12 being arranged to give clearance thereunder for workmen. Joint locking members 34 which pass through the spigot and socket upright connection also provide a restraint against lifting of the platform elements, as do plates 27 fixed on top of elements 10, at one end thereof, and receiving lugs (28), fixed to end members 26 of the platform elements, thereunder.