baber/WOPTO huggingface dataset:
Patent GB-1263034-A (GB)
Title: Process for the preparation of fused 2,4-dimercaptopyrimidines
Inventor: KABBE HANS-JOACHIM
IPC: C07D513/14
Filed: 1970-07-09
Abstract: 1,263,034. Fused 2,4-dimercaptopyrimidines. FARBENFABRIKEN BAYER A.G. 9 July, 1970 [11 July, 1969], No. 33385/70. Heading C2C. The invention relates to a process for the production of a fused 2,4-dimercaptopyrimidine of the general formula in which Z and the two carbon atoms of the pyrimidine ring to which Z is attached form an optionally substituted 5-membered or 6-membered hetero-aromatic ring or an optionally substituted aromatic ring, wherein an orthoaminonitrile of the general formula  in which Z has the meaning above, is heated with an alkali metal xanthate in the presence of a solvent to produce the dimercaptopyrimidine as a salt and if desired the free dimercaptopyrimidine is liberated by acid means from the salt. The heteroaromatic ring may be furan, benzofuran, thiophene, pyrrole, 4,5,6,7-tetrahydrobenzothiophene, pyrazole, imidazole, 1,2,3- triazole, pyridine, pyrimidine, oxazole, isoxazole, thiazole or isothiazole. Many compounds are claimed per se.
Patent GB-1464827-A (GB)
Title: Transport and assembly device for sets of closely adjacent  rolling bodies
IPC: F16C41/04
Filed: 1975-08-11
Abstract: 1464827 Packages W SCHAEFFLER and G SCHAEFFLER [trading as INDUSTRIEWERK SCHAEFFLER OHG] 11 Aug 1975 [24 Aug 1974] 33437/75 Heading B8C [Also in Division F2] Sets of bearing elements, e.g. rollers 1 are transported in an assembly comprising inner and outer cylindrical sleeves 2, 3, and stoppers 4 inserted into the ends of the inner sleeve 3, the stoppers having flanges which extend radially outwardly beyond the outer peripheral surface of the inner sleeve. Adjacent sets of rollers may be separated by washers 6. The sleeves are of cardboard impregnated with paraffin wax. Assembly of the rollers between cylindrical inner and outer race surfaces is performed by: (a) pushing off the sleeve 2 with the outer race, (b) removing the stoppers 4, (c) pushing out the sleeve 3 with the inner race.
Patent GB-307543-A (GB)
Title: Improvements in the manufacture of lead antimony alloys for use in sheathing electric cables and the like
IPC: C22C11/08
Filed: 1927-12-10
Abstract: 307,543. Standard Telephones & Cables, Ltd., (Le Materiel TÚlÚphonique). Dec. 10, 1927. Armouring cables.-An alloy for the sheath of an electric cable contains 98.5 per cent to 99 per cent lead, 1.2 per cent to 0.8 per cent antimony and up to 0.5 per cent copper. Specification 16153/12 is referred to.
Patent GB-762832-A (GB)
Title: Improvements in or relating to valve operating gear for internal-combustion engines
IPC: F01L1/18
Filed: 1954-11-19
Abstract: 762,832. Valve gear. MANNERSTEDT, F. C. E. Nov. 19, 1954 [May 25, 1954], No. 33546/54. Class 7 (6). An overhead valve is operated by an eccentric 12 through a connecting rod 13 and valve rocker 16, which rocker contacts the valve stem 8, or a guide plunger 9 thereon, through cam surfaces 18 arranged so that the rocker undergoes a combined sliding and rolling motion on the stem 8 or plunger 9 during valve operation the valve operating gear being enclosed within an oiltight casing 20. The surfaces 18 may be concave or convex or one surface may be flat and the other concave or convex. A spring 19 acts on the rocker 16 to maintain it in contact with the end of the connecting rod 13. The rocker pivot 17 may be mounted in an eccentric which may be adjusted manually or by a governor to vary the clearance between the rocker and valve stem and hence vary the valve timing.
Patent GB-1276088-A (GB)
Title: Improvements relating to books, book covers, folders or the like and hinge strips for use in book binding
Inventor: FOLEY NORMAN ARTHUR
IPC: B42D3/06
Filed: 1968-07-15
Abstract: 1276088 Loose-leaf binder covers; book covers FOLEY PLASTICS MFG CO Ltd 26 Sept 1969 [15 July 1968] 33557/68 Headings B6A and B6E A book or filing folder cover as described in Specification 1,009,441 is modified in that the flexible hinge lines 6, 8, Fig. 2, are rendered more flexible by providing them with spaced perforations 50, or depressions 52, Fig. 4, which may also be arranged on the opposite side as indicated in Fig. 5 (not shown).
Patent GB-791511-A (GB)
Title: Improvements relating to animal weighing appliances
IPC: G01G17/08
Filed: 1953-12-03
Abstract: 791,511. Animal stocks. GASCOIGNES (READING), Ltd., GASCOIGNE, G. H., and KINGSTON, J. A. C. March 3, 1955 [Dec. 3, 1953], No. 33562/53. Class 81 (2). [Also in Group XVIII] A pen for use with an animal weigher (see Group XVIII) is provided with the following animal restraining devices: (a) a ratchet retained bar 44 pivoted at 44a to the front door 39, and movable by a lever 52 to trap the animal's head; (b) a D-shaped member 36 pivoted to post 26 of the side door 29 and arranged to be moved into engagement with the animal's side; and (c) upstanding members 33 forming supports for bars 34 which limit the effective length of the pen. Specifications 747,510 and 791,512 are referred to.
Patent GB-941178-A (GB)
Title: Improvements in frame structures and the joining of members
IPC: E04B1/58
Filed: 1958-10-21
Abstract: 941,178. Boxes. H. G. KEWLEY. Oct. 20, 1959 [Oct. 21, 1958; Dec. 3, 1958; June 9, 1959], Nos. 33571/58, 38970/58 and 19708/59. Heading B8P. [Also in Divisions A4 and E2] A method of assembling a box using at least three strips of angle section which each have two webs with inwardly turned flanges at right angles to the webs, comprises arranging the strips in a plane, with the flanges of the strips engaging grooves or shoulders on the parts to be joined, and then simultaneously sliding the strips round the edges of the parts until the mitred ends of the strips engage and the parts are held firmly together. Fig. 6 indicates how strips 2A are slid together to form a picture frame, while Fig. 7 shows a section of the frame including a backing plate 30, a picture 32, and a glass plate 34. A similar construction can be applied to the top and bottom panels of a box, Fig. 4, the sides of the box being held together by similar strips 2 whose ends are squared. To prevent the strips 2A from sliding, notches 24 may be cut to accommodate the flanges of a strip 2. Described in the Provisional Specifications are a number of brackets which each have inturned flanges, and which are applicable to the manufacture of furniture, packing cases, cabinets and building structures. Specification 941,179 is referred to.
Patent GB-190477-A (GB)
Title: Process for the manufacture of fused quartz by the electric furnace
IPC: C03B1/00
Filed: 1922-12-08
Abstract: 190,477. Soc. Anon. Quartz et Silice, (Assignees of Barnard, H. 0., and George, H.). Dec. 16, 1921, [Convention date]. Fused silica. - A method of obtaining fused quartz free from bubbles consists in melting compact siliceous rocks of a high degee of purity and preferably containing no micro-crystalline cement. The rock is cut into cylinders which are perforated axially so that they can be threaded on the carbon electrode of the furnace.
Patent GB-605028-A (GB)
Title: Method of assembling panels or other rigid sheet elements
IPC: F16B5/00
Filed: 1945-12-12
Abstract: 605,028. Clips. ALUMINIUM FRANCAIS, and VAU, J. B. P. Dec. 12, 1945, No. 33644. Convention date, Aug. 31. [Class 44] [Also in Group X] Adjacent panels or other sheets are secured together by means of a member b interposed between the flanged edges a<1> of the panels, the member b and the flanged edges being complementary, and the edges and the member b are clamped together by a spring stirrup c forced thereover.
Patent GB-1249931-A (GB)
Title: Improvements in and relating to the application to a steel pipe of a coating of thermoplastic synthetic material
IPC: B29C51/00
Filed: 1969-07-04
Abstract: 1,249,931. Covering pipes by winding. MANNESMANN A.G. 4 July, 1969 [5 July, 1968], No. 33710/69. Heading B8G. [Also in Division F2] A tape 5 of thermoplastic material is wound helically on to a heated rotating steel pipe 1 in overlapping convolutions whilst simultaneously a ribbon 3 of adhesive material is wound on to the pipe 1 beneath the leading edge of the tape, the ribbon width being less than the tape width and not less than the pitch of the windings. Both tape and ribbon may be extruded from slits 7, 4 in extruder heads 6, 2 adjacent the pipe, and the tape may be pressed into contact with the adhesive ribbon before contact with the pipe by means of a roller 8. The elevated temperature of the pipe welds the layers of tape together.
Patent GB-1403011-A (GB)
Title: Wells
IPC: E21B43/02
Filed: 1972-07-19
Abstract: 1403011 Wells &c J L RIKE 19 July 1972 [21 July 1971] 33713/72 Heading E1F The flow of sand into a well is controlled by:-injecting into a production zone 112 a sand consolidation adhesive 121, forcing a particulate material 122 into the zone after the adhesive, and producing through the consolidated sand and particulate material. The adhesive may be a thermoplastic resin which is injected in two steps, the first the resin and the second the curing agent. The particulate material (gravel) is introduced after the second step, towards the ends of the second step, or with an after-flush stream after the second step. A screen 123 may support the particulate material. In the dual completion shown in Fig. 12 a screen 147 is placed in the production tubing 144. The injection of particulate material may be carried out in a well which has previously been treated with a sand consolidation adhesive. Wells which have been fractured, or subjected to acid, surfactant or solvent treatment, may be treated in accordance with the invention.
Patent GB-1155271-A (GB)
Title: Relay Device Sensitive to Current in a Circuit.
Inventor: YEATES KENNETH THOMAS
IPC: H02H1/04
Filed: 1965-08-06
Abstract: 1,155,271. Protective arrangements. CHAMBERLAIN & HOOKHAM Ltd. 4 Aug., 1966 [6 Aug., 1965], No. 33718/65. Heading H2K. In an arrangement responsive to the current in an A.C. circuit, an electromagnetic relay is connected in the secondary circuit of a current transformer 18 having a core which becomes saturated or partially saturated when the current in the primary winding is close to the relay operating level and has an additional D.C. component. This saturation prevents unwanted relay operation under transient conditions, e.g. when a transmission line is connected or when a power transformer or induction motor is switched on. The relay has two coils 10, 11 connected to the ends of a potentiometer 13 and supplied from the transformer secondary winding 17 through diodes 15, 16 as shown, or through a bridge rectifier, Fig. 2 (not shown). Adjustment of the relay operating current is effected by moving the potentiometer tapping 14.
Patent GB-839441-A (GB)
Title: Improved means for cutting webs of paper or the like
IPC: B26D1/04
Filed: 1958-10-28
Abstract: 839,441. Cutting apparatus. TIMSON, E. A. Oct. 28, 1958 [Oct. 30, 1957], No. 33885/57 Class 31 (1). Apparatus for cutting a travelling web W of paper &c. along a transverse line disposed at a desired angle with respect to the longitudinal edges of the web comprises a cutting blade 2 mounted in a carrier 1 secured to an endless chain 3 passed round sprockets 4, 5, the sprocket spindles 6, 7 being mounted in a sub-frame 8 which extends obliquely across frame members F, the inclination of the sub-frame, which is movable pivotally about the axis of the spindle 7, being adjustable by means of a manually operable screw 9 engageable with a nut 9<SP>1</SP> combined with the sub-frame structure and mounted in an element 9a arranged to swivel on the main framework of the machine. The chain 3 is driven unidirectionally to traverse the cutter in one direction A to cut the web and then in the opposite direction B to return the cutter to its starting position. During the cutting operation, the point 2a of the cutting blade is arranged to enter a groove or channel 11 between abutment bars 10 or a groove in a single abutment member. The cutting blade may be arranged below the surface of the travelling web.
Patent GB-1263847-A (GB)
Title: Alkylsulphonic acid aryl esters containing sulphonic acid groups, the manufacture and use of the same
Inventor: WELZ HARRY
IPC: C11D1/00
Filed: 1970-07-13
Abstract: 1,263,847. Alkyl sulphonic acid aryl esters. FARBENFABRIKEN BAYER A.G. 13 July, 1970 [31 July, 1969], No. 33906/70. Heading C2C. [Also in Division C5] The invention comprises compounds of the formula wherein R represents a C 9  to C 20  hydrocarbon. radical; m is 0, 1 or 2; x is 1 or 2 and M represents H, alkali metal or alkaline earth metal atom or an optionally substituted ammonium group. They may be obtained by sulphonating a compound of formula  (a) with oleum or SO 3  in liquid S02 at temperatures below 30‹ C.; or (b) in the undiluted state or in solution with gases containing up to 10% by wt. of SO 3 , Examples are given for the production of the compounds. They are useful in detergent compositions.
Patent GB-454718-A (GB)
Title: A box or receptacle for used safety razor blades
IPC: B65D83/10
Filed: 1935-12-07
Abstract: 454,718. Boxes. HOLLAND, F. H., 7, High Street, Chippenham, Wiltshire. Dec. 7, 1935, No. 33979. [Class 18] A box for used safety razor blades has a hinged cover 2, a bracket 10 or other means for securing it upon a wall- or other support, an opening 3 for inserting the blades, and an internal, removable lining 4 in which the blades are collected. The box may have a hinged bottom to facilitate removal of the lining 4. The lining 4 may be of paper, cardboard or metal and may have an opening 5 registering with the opening 3. To prevent escape of the blades from the lining, the top of the lining may be cut at 8 so that a portion thereof can be bent down to close partly the opening 5.
Patent GB-1102934-A (GB)
Title: A process for the manufacture of benzdiaz[1,4]epine derivatives
IPC: A61K31/00
Filed: 1965-08-09
Abstract: Compounds of the general formula <FORM:1102934/C2/1> (wherein R1 represents a halogen atom or CF3 group, R2 represents a phenyl or pyridyl group and R3 represents an alkyl or phenyl group) and their acid addition salts are prepared by reducing a compound of the formula <FORM:1102934/C2/2> with an alkali or alkaline earth metal borohydride or aluminium borohydride, optionally followed by salt formation.  The preparation of 1 - acetonyl - 7 - bromo - 5-[pyridyl - (2)] - 2,3 - dihydro - 1H - benzdiaz [1,4]epinone-(2) is described.ALSO:Pharmaceutical compositions for enteral and parenteral administration comprise a compound of the general formula <FORM:1102934/A5-A6/1> (wherein R1 represents a halogen atom or CF3 group, R2 represents a phenyl or pyridyl group and R3 represents an alkyl or phenyl group) or an acid addition salt thereof together with a carrier.  The active ingredients are muscle relaxants, sedatives and anticonvulsants.
Patent GB-1113233-A (GB)
Title: Wired broadcasting systems and apparatus
Inventor: PALMER LEONARD SIDNEY
IPC: H04H20/76
Filed: 1964-08-20
Abstract: 1,113,233. Television wired-distribution systems. COMMUNICATIONS PATENTS Ltd. 11 Aug., 1965 [20 Aug., 1964], No. 34016/64. Heading H4R. In a television wired-distribution system in which received radio television picture signals amplitude modulate a carrier wave which is then fed to the distributing network, the frequency of the carrier wave is made an odd multiple of the television picture frequency (i.e. the number of complete pictures scanned per second equals half the field frequency) in order to eliminate the visible effect of beating between the carrier wave and certain picture signals, such as those representing closely spaced vertical lines. In the embodiment the carrier frequency is 5406À225 kc/s. which is 216,249 times the picture frequency of 25 c/s.
Patent GB-287829-A (GB)
Title: Process for the recovery of nitrogen and acetone from vinasses and/or molasses
IPC: C01C1/08
Filed: 1927-06-13
Abstract: 287,829. Nouvelles Industries Chimiques Soc. Anon. June 13, 1927. Divided on and addition to 277,932. Materials for making gas, coke, and other products.-In the process of recovering nitrogen and acetone from molasses or vinasses as described in the parent Specification, an alkaline earth carbonate such as calcium carbonate, or residues from a previous distillation, or a hygroscopic substance such as sawdust, is added to the mixture of molasses &c. and lime to be, distilled. In an example, 1000 kg. of vinasses at 40‹ BÚ are mixed with 700 kg. of lime and 300' kg. of sawdust or of residues from a previous operation, and the mixture is distilled by progressive heating in a metallic retort until 350‹ C is reached, a circulation of washed distilled gases being maintained at rather more than atmospheric pressure.
Patent GB-1404656-A (GB)
Title: Process for the manufacture of a sound insulating material
IPC: D04H1/4218
Filed: 1972-07-21
Abstract: 1404656 Bonded fibre material SAINTGOBAIN INDUSTRIES 21 July 1972 [23 July 1971] 34211/72 Heading D1R [Also in Division B5] A sound insulation material comprises a non woven web of fibres the majority of which are more than 50 cm long, the web being impregnated with a resin containing a blowing agent and having been expanded freely at atmospheric pressure by expansion of the resin when soft by the blowing agent, the web having been cooled when it has expanded to a required thickness. The web can comprise glass or synthetic fibres. The web can be formed by air laying. The resin can be polyvinyl chloride containing 2-ethyl-hexylphthalate, azodicarbonamide, potassium stearate, zinc stearate, lead sulphate and colouring agent. The resin can be applied by spraying, a bath, pouring of calendering with suction being used to assist impregnation. The resin can be heated in two stages to gell, then blow the resin. The expanded material can be bonded to textiles, carpet squares, or mineral or synthetic fibrereinforced elastomers.
Patent GB-1169150-A (GB)
Title: A Machine for Finishing the Surfaces of Crankshafts
Inventor: THIELENHAUS ERNST
IPC: B24B5/42
Filed: 1968-07-18
Abstract: 1,169,150. Grinding. MASCHINENFABRIK ERNST THIELENHAUS. 18 July, 1968 [2 Aug., 1967], No. 34218/68. Heading B3D. A machine for finishing the crankpin 4 or main bearing of a crank-shaft comprises a bed for supporting the crank-shaft for rotation, and a tool-holder having a support in the form of a half-bearing 9 to fit one side of the bearing surface of the crank-shaft having fillets 12 between the surface and adjoining webs 13 and at least one holder 10 for a stone 6 for presentation to one such fillet, the stone holder being pivotable about an axis 11 perpendicular to the axis of the crank-shaft and about an axis 14 at right angles to the axis 11 in a direction to urge the stone to the fillet to be finished. As described, the machine has a number of toolholders for operating on respective crankpins, each tool-holder having a pair of stone holders, each stone holder 10 having a stone 6 for finishing a respective fillet 12 of a crankpin. The tool-holders 10 are mounted on pivots 14 on supports 16 and urged about the pivots by piston-and-cylinders 22 to press the stones 6 against the fillets. Each support 16 is rockable about a pivot 15 to rock the stones through 45 degrees to grind the fillets 12 by engagement of levers 20 on the supports with an eccentric 19 driven by a motor 18, a spring pressing the levers against the eccentric. The motor is mounted on a frame supported by links 7 from a bed 2 which supports the other tool-holders. The half-bearings 9 are urged by fluid motors against the crankpins.
Patent GB-898110-A (GB)
Title: Centering mechanism
IPC: G05G25/00
Filed: 1960-10-06
Abstract: 898,110. Linkwork. STANRAY CORPORATION. Oct. 6, 1960 [July 11, 1960], No. 34274/60. Class 80 (3).  A centring mechanism for an oscillating member which pivots about a centred position in performing a control function, for instance, comprises an oscillating member 12 pivoted on a frame 10 and having a handle 14 and pins 26 and 28 which are urged downwardly by a centring member 30 tensioned by a spring 32 which is also attached to the frame 10. Stops 22 and 24 adjust the position of member 30 and a chain 18 connects the oscillating member 12 with a sprocket 16. The member 12 slides in slots 34, 36 to restrain outward movement.
Patent GB-425635-A (GB)
Title: Improvements in wick feed lubricators for vacuum exhausters and the like
IPC: F16N7/12
Filed: 1933-12-06
Abstract: 425,635. Lubricators. NICHOLS COMPRESSORS, Ltd., 302, Finsbury Pavement House, Moorgate, London, and HAGGO, M., Strathearn, Castle Hills, Northallerton, Yorkshire. Dec. 6, 1933, No. 34289. [Class 12 (iii)] In a wick-feed lubricator for vacuum apparatus a piston d having its end face exposed to the atmosphere is connected by the wick tube e to a self-closing valve f. The lower end of the tube e has notches m. The outlet nipple is connected to the vacuum apparatus. When a sufficiently high vacuum occurs, the piston d and tube e move under atmospheric pressure to allow lubricant to flow through the notches m to the apparatus. The piston d may have a flanged head d which, when the valve f is open, seats on the boss c<1> of the lubricator and assists in preventing the entrance of air to the lubricator.
Patent GB-634759-A (GB)
Title: Improvements in or relating to flushing valves
IPC: E03D1/30
Filed: 1947-12-27
Abstract: 634,759. Valve-discharge water-wastepreventers. FORDHAM PRESSINGS Ltd., and PARKER. J. F. Dec. 27, 1947, No. 34294. [Class 26] [Also in Group XXIX] A flushing valve comprises a lever 8 carrying a rubber or rubber-like disc 17 formed with a stem 18 and a collar 19, and the disc is secured on the lever by forcing the stem and collar through a hole in the lever. of smaller 'diameter than the collar, so that the lever seats between the collar and the disc and the latter is given a limited universal movement on the lever. The lever is raised by a link 16 and will be retained in the raised position by a further lever 12 which engages under the free end of lever 8 to support the latter. Lever 12 carries a cork float 13, and when the level of liquid in the cistern has fallen sufficiently, the float will fall and pull lever 12 from under lever 8 to allow the valve to close. Lever 8 consists of a channel bar formed with hooks 9 to engage over a pivot pin 10 carried by an overflow pipe 7. The latter leads into the outflow pipe 1.
Patent GB-1171171-A (GB)
Title: Wig Carrying Case
Inventor: MATYAS ABRAHAM
IPC: A45C11/00
Filed: 1966-07-30
Abstract: 1,171,171. Wig carrying case. CLISSOLD LEATHER PRODUCTS Ltd. 30 June, 1967 [30 July, 1966], No. 34323/66. Heading A4G. A case has a wig support 1 on a platform 2 adjacent one case wall, e.g. the base, from which it is slidable at least partly out of the case when the zipped closure flap 12 is opened. The platform may slide in guides at the bottom of the side walls.