baber/WOPTO huggingface dataset:
Patent GB-1053568-A (GB)
IPC: G03C1/043
Abstract: 1,053,568. Silver halide emulsions. AGFA-GEVAERT A.G. Aug.18, 1965 [Aug. 20, 1964], No. 35443/65. Heading G2C. [Also in Divisions C2 and C3] A gelatine silver halide composition comprises 5 to 50% based on the weight of the gelatine of a hydrophobic reaction product of (a) 1 mol. of a compound containing a hydroxy group capable of reacting with an alkylene oxide and (b) 1 to 20 mols. of one or more of the following alkylene oxides, viz. 3-ethyl-3-hydroxymethyl-trimethylene oxide, styrene oxide, 3-alkoxypropylene oxides- (1, 2), 3-aroxypropylene oxides - (1, 2) and epichlorhydrin, at least 1 mol. of the alkylene oxide present being made up of 3-ethyl-3- hydroxymethyl-trimethylene oxide or styrene oxide. The hydroxy compound may be an alcohol, phenol, carboxylic acid or phosphoric acid. The compounds are plasticizers for the gelatine and the compositions are of use in photography. In examples, films are produced from a gelatinsilver halide emulsion containing one of seven different reaction products, to which is added 1 -hydroxy-4-sulpho-2-naphthoic acid heptadecylamide as colour coupler; the fragility of such films is reduced compared with an unplasticized control sample.
Patent GB-1053888-A (GB)
IPC: E04G5/00
Abstract: 1,053,888. Builders spot boards. A. J. SADLER. Sept. 2, 1965 [Oct. 9, 1964], No. 41210/64. Heading E1S. A builders spot board for holding plaster &c. for a plasterer &c has a clamp on its edge for clamping to a scaffold pole.
Patent GB-1054990-A (GB)
IPC: E02B3/06
Abstract: 1,054,990. Pontoons. P. MEEUSEN. Nov. 9, 1964 [Nov. 11, 1963], No. 45609/64. Heading B7A. [Also in Division E1] Jibs or booms for supporting a mooring jetty (see Division E1) comprise a body 11 (Fig. 4, not shown) of foamed or expanded plastics material in a sheathing 13 of plastics material. A footway 12 and mooring shackle 15 are fitted.
Patent GB-1225803-A (GB)
IPC: C08G63/42
Filed: 1968-05-31
Abstract: 1,225,803. Polyesters. GENERAL TIRE & RUBBER CO. 31 May, 1968 [2 June, 1967], No. 26307/68. Headings C3P and C3R. Polyesters are made by reacting (a) at least one cyclic ether or thioether having 2-18 C atoms of the formula wherein Y is -O- or -S-; Z is -CH 2 - or the bond between Y and the adjacent C; each of R<SP>1</SP>, R<SP>2</SP> and R<SP>3</SP> is hydrogen, a hydrocarbyl radical or a substituted hydrocarbyl radical, the substituents being halogen, hydrocarbyloxy, hydrocarbyl - S - halogen substituted hydrocarbyloxy, halogen substituted hydrocarbyl-S-, or a siloxyl substituted hydrocarbyloxy group and (b) an anhydride of at least one poly carboxylic acid in the presence of a double metal cyanide complex catalyst at from 0-180 C. and then recovering the polyester. Additional reactants serving as telogens e.g. water, alcohols, ketones, phenols, mercaptans, aromatic thiols, aromatic amines and secondary and aromatic amides may also be present (exhaustive lists given). The polyester may be a polyalkylene maleate of MW 5000-200,000 containing substantially only maleate double bonds. The catalyst may be of the form Ma(M<SP>1</SP>(CN) b ) c  where M is Zn, Ni, Co or Fe and M<SP>1</SP> is Fe, Co or Cr and a, b and c are such as to maintain electroneutrality and further bridging groups may be present in the anion e.g. F-, C1-, Br-, I-, OH-, NO, O=, CO, H 2 O, NO 2 -, C 2 O 4 =, SO 4 =, CNS-, CNO-, NCO-, NCS- and complexing agents may also be present e.g. alcohols, ketones, aldehydes or ethers. Examples describe the preparation of polyesters from (1) propylene oxide, maleic anhydride, phthalic anhydride and fumaric acid; (2) propylene oxide and maleic anhydride; (4) propylene oxide, phenyl glycidyl ether, epichlorohydrin or mixtures of propylene oxide with styrene oxide, phenylglycidal ether or glycidoxypropyltrimethoxysilane and maleic and/or phthalic anhydrides, tetrahydrophthalic anhydride, succinic anhydride, chlorendic anhydride or polyazelaic anhydride; (5) propylene oxide, maleic or phthalic anhydride and possibly 1: 5- pentanediol; (6) propylene oxide, maleic and/or phthalic anhydride and water, trihydroxy propyl glyceryl ether, 1,5 - pentanediol, fumaric acid, maleic acid or phthalic acid. In Example (3) the polyester of Example (2) was isomerized to the fumarate polyester by heating it in the presence of piperidine. The polyesters of Examples (1) and (2) were dissolved in styrene or vinyl benzoate, benzoyl peroxide and piperidine and possibly clay and glass fibres added and the mixture copolymerized.
Patent GB-1226230-A (GB)
IPC: A44B17/00
Filed: 1969-05-07
Abstract: 1,226,230. Stud and socket fastenings. WILLIAM PRYM-WERKE K.G. 7 May, 1969 [9 May, 1968], No. 23257/69. Heading E2B. A press fastener comprises a stud 11 having a mounting flange 13 and a resilient socket 10 having a mounting flange 12, the socket having a lip which engages the head 15 of the stud and a groove 28 in the flange 12 surrounding the socket. The groove may be combined with a notch in the base of the socket well or the notch may be instead of the groove. The fastener is made of plastics material and the socket well is slotted to divide it into sectors.
Patent GB-1226702-A (GB)
IPC: H01B7/06
Filed: 1969-01-29
Abstract: 1,226,702. Flat strip cables. SOUTHERN WEAVING CO. 29 Jan., 1969 [29 Jan., 1968], No. 5035/69. Heading H1A. A resilient foldable woven cable comprises a plurality of insulated wires 12, Fig. 3, interwoven together with weft threads 14 and one set of warp threads 16 made of a material having a low rate of shrinkage, e.g. nylon or a natural fibre, and with a second set of warp threads 22 made of a material having a high rate of shrinkage, e.g. a polyolefin resin or a polyester of an acid and a polyol. The threads 22 are left free without being secured on opposite sides of the cable in zones 24 in an alternating pattern. The free portions of the threads 22 in zones 24 are subjected to narrow blasts of heated air so as to cause them to shrink at A, Fig. 2, and form folds 28, 30 in the cable 10. Preferably there are an equal number of warp threads 16 and 22, and the threads 14 are spaced more closely in the zones 24 than in other portions of the cable in order to improve the abrasion resistance of the cable at the folds 28, 30. The weft threads 14 are formed by a continuous thread wrapped spirally around the wires 12 in the weaving process.
Patent GB-1229381-A (GB)
IPC: H01L21/28
Filed: 1969-09-29
Abstract: 1,229,381. Semi-conductor devices. SIEMENS A.G. 29 Sept., 1969 [30 Sept., 1968], No. 47760/69. Heading H1K. An electrode for a semi-conductor device comprises a first layer 3 of Al-Ni alloy preferably containing 1-2% by weight of Ni, a second layer 4 of Ti and a third layer 5 of Ag. All three layers, or just the Al-Ni layer 3, may be vapour deposited, and in the latter case the layers 4 and 5 are deposited electrolytically. The device may be a planar Si Zener diode including a Podoped region forming a PN junction 2 with a P-type basic crystal 1. The device may be enclosed in a glass housing, the electrode being soldered to a Cu-coated lead wire by means of a solder plate comprising a Cu core coated on both sides with Sb-doped Au containing an addition of Sn.
Patent GB-1230181-A (GB)
IPC: G03C8/52
Filed: 1968-05-24
Abstract: 1,230,181. Photographic sheets. INTERNATIONAL POLAROID CORP. 24 May, 1968 [26 May, 1967], No. 24923/68. Heading B2E. [Also in Divisions C3 and G2] Photographic receiving sheets (see Division G2-G3) comprise a flexible support bearing in order (1) a polymeric acid layer, (2) a polyvinyl or polyvinylidene amide layer, and (3) a dyeable layer. Preferably the support is baryta paper sub-coated with cellulose nitrate, (1) is a partial butyl ester of copoly (maleic anhydride/ethylene, (2) is a polymer or copolymer containing units of formula: -[CH 2 -C(A)(R)]- (in which A is H or CH 3 , and R is -N(R 1 )-COR 2  or -CO-N(R 1 )(R 2 ), R 1  and R 2  being H or substituents), and (3) is a mixture of polyvinyl alcohol and polyvinyl pyridine. Alternative supports are cellulose derivatives, aluminum, vinyl chloride polymers, polyvinyl acetal, polyamides and polyesters.
Patent GB-1231210-A (GB)
IPC: G09F1/04
Filed: 1968-07-17
Abstract: 1,231,210. Showcards. DRELCO Ltd. 17 July, 1968, No. 34022/68. Heading G5C. Walls 3, 1, 4, 2 of a showcard are hingedly interconnected to define a flattenable tube, held in its expanded shape by the insertion of a tab 9 in pockets shape by the insertion of a tab 9 in pockets 6. As described, walls 1, 2 bear advertizing matter; and the showcard may be supported by inserting a vertical shaft through aligned holes (not shown) in walls 3, 4.
Patent GB-1231797-A (GB)
IPC: E05C3/30
Filed: 1967-07-14
Abstract: 1,231,797. Latches. ENGLISH ELECTRIC CO. Ltd. 8 July, 1968 [14 July, 1967], No. 32439/67. Heading E2A.  A door latching arrangement includes a handle 1 comprising two relatively movable members 15, 17, one 15 of which is adapted to be attached to the door and is provided with an aperture 18 adapted to be aligned with an aperture in the door, and the other member 17 having a ramp portion 22 associated therewith, a plunger 2 slidably mounted in the aperture 18 of the one member 15 for movement towards or away from the plane of the door, a latch member 4 adapted to be connected' to the door adjacent its aperture for movement between latched and unlatched positions, means 11 for biassing the latching member to its latched position where it engages one end of the plunger and biasses the latter away from the plane of the door so that the other end of the plunger is urged into engagement with the start of the ramp portions the arrangement being such that relative movement between the two handle members in a predetermined direction causes the ramp portion to traverse across the other end of the plunger whereby to move the latch member to its unlatched position. As shown, the handle member 17 is of annular form and is rotatably mounted on the handle member 15 which is in the form of a plate.
Patent GB-1232397-A (GB)
IPC: B22C9/10
Filed: 1967-09-15
Abstract: 1,232,397. Soluble mould core composition. AEROPLANE & MOTOR ALUMINIUM CASTINGS Ltd. 6 Sept., 1968 [15 Sept., 1967], No. 42147/67. Heading C3N. A soluble foundry mould core comprises a mixture of a water-soluble salt and a synthetic resin. "Soluble core" means a core formed entirely or mainly of constituents which may be dissolved in water to remove the core, the water also serving to wash away any insoluble constituents. The water-soluble salt may be a granular or crystalline chloride, sulphate, or carbonate, or mixture thereof; the synthetic resin may be urea-formaldehyde, phenol-formaldehyde (resol or novolak), melamine-formaldehyde, urea-furfuryl, phenol-furfuryl, or a sugar- or glucose-based resin, or mixture thereof, and includes any necessary hardening accelerator. The resin content may be 2-5% based on wt. of salt. An exemplified core comprises NaCl, phenol-furane resin, and accelerator. The filled salt-resin mixture may be filled manually or by injection or blowing into a corebox, and the resin cured, e.g. at 150-300‹ C.
Patent GB-1233014-A (GB)
IPC: B60S1/10
Filed: 1968-12-02
Abstract: 1,233,014. Pressure operated windscreen wiper system. TRICO PRODUCTS CORP. Dec.2, 1968 [Nov.30, 1967], No.56991/68. Headings F1 M and F1 S . . A pressure operated windscreen wiper system for motor vehicles includes a wiper motor comprising a housing 50, a piston chamber 52 in the housing having a piston drivingly connected to a wiper actuating shaft 62 for oscillating the shaft, a pressure responsive shuttle valve 98 having fluid distributing passages for applying pressure alternately to opposite sides of the piston chamber, to move the piston back and forth, a shiftable pilot valve 104 for controlling application of pressure to the shuttle valve to shift it back and forth, a kicker arm 70 fluid-pressure actuated stop means 116 for periodically restraining movement of the kicker arm in a selected position, connecting means for effecting communication between a source of fluid-pressure and the stop means, sensing valve means 76 operated by the shaft for controlling fluid-flow through the connecting means, bleed means for timed venting of the stop means when the connecting means is closed and means 68 for operatively connecting the kicker arm to the sensing valve means for movement therewith to shift the pilot valve but permitting independent movement of the sensing valve means when the stop means is in position to restrain movement of the kicker arm whereby reversal of the motor is delayed thereby effecting a dwell period during each cycle of wiper operation. The bleed means may be adjustable to vary the duration of the dwell period.
Patent GB-1250102-A (GB)
IPC: A61M16/04
Filed: 1969-06-02
Abstract: 1,250,102. Tracheotomy tube. E. T. MORCH. 2 June, 1969, No. 27811/69. Heading A5R. [Also in Division F2] A tracheotomy tube assembly comprises an inner cannula 24 with threads 38 on its upper end portion cooperating with threads 42 on a T-piece 40, so that the T-piece may be threaded over the upper end of cannula 24, continued threading separating threads 38 and 42 so that the T-piece may be free to slide and/or rotate on the cannula, forming a swivel connection. A second swivel connection may be formed on a leg 52 of the T-piece by leg threads 54 cooperating with threads 50 of a tube 46, the tube being connected to a respirator (14), (Fig. 1) by a hose 16. An outer cannula 26 is removably held to the inner cannula 24 by a latching member 32 rotatable to secure collars 28 and 34 of cannulas 26 and 24, together respectively.
Patent GB-1251077-A (GB)
IPC: A24C5/18
Filed: 1968-09-30
Abstract: 1,251,077. Feeding tobacco. MOLINS MACHINE CO. Ltd. and D. W. MOLINS. 29 Sept., 1969 [30 Sept., 1968], No. 46233/68. Heading A2C. In a cigarette making machine in which natural tobacco shreds are fed through a shower channel on to a moving band, reconstituted tobacco shreds are added by extrusion into the channel. The showering may be effected by gravity or, as shown, by an air stream which carries the shreds upwardly through the shower channel on to an airpervious band 8 which is surmounted by a suction chamber 10 and conveys the tobacco stream past a trimmer 14 to a paper wrapper web 16. The shower channel, which has a relatively narrow dimension at right-angles to that bounded by the walls 20, 22 contains an extruder 18 for the reconstituted tobacco situated downstream of the region at which the natural tobacco shreds are introduced by a rotary suction drum (not shown). The extruder occupies less than the full width of the channel between the walls 20, 22 whereby that part of the stream containing reconstituted tobacco is sandwiched on the band 8 between layers of natural tobacco, the final layer being, preferably, thick enough to ensure that the trimmer does not remove any reconstituted tobacco. The continuous extrudate, discharged transversely to the air stream, is broken off by the latter into shreds of suitable length.
Patent GB-1251676-A (GB)
IPC: B24D11/04
Filed: 1968-10-24
Abstract: 1,251,676. Abrasive materials. REICHHOLDALBEKT-CHEMIE A.G. 24 Oct., 1968 [25 Oct., 1967 (2); 31 May, 1968], No. 50546/68. Heading C4V. [Also in Divisions C3 and D1] A fabric for use in the manufacture of abrasive webs is produced by interweaving weft yarns and sized warp yarns, applying to the woven fabric produced a finishing agent which contains an organic solvent emulsified in an aqueous medium, the organic solvent being a swelling agent at 15-45‹ C. and a solvent at 65-200‹ C. for the size on the warp yarns and heating the fabric to a temperature at which the organic solvent is a solvent for the size on the warp yarns so that the finish is bonded to the size. The size may be a degraded starch or starch derivative, synthetic resin based on isocyanates, homopolymeric and/or copolymeric acrylic compounds, e.g. a copolymer of ethyl acrylate, methacrylic acid, acrylamide and methyl methacrylate, of acrylic acid and butylacrylate, or of ethyl acrylate, butyl acrylate, vinyl acetate and N-methylol acrylamide, polyvinyl alcohol, polyvinyl acetate or acrylonitrile-butadiene-styrene copolymer which may contain as wetting agents a naphthalene sulphonate, acrylic derivative or fatty alcohol polyglycol ether. The finishing agent may be animal hide glue, an acrylate copolymer, e.g. a copolymer of ethylacrylate, methacrylic acid, methyl methacrylate, acrylonitrile, butyl acrylate and N-methylolacrylamide, of ethyl acrylate, N-methylolacrylamide and vinyl acetate, of ethyl acrylate, methacrylic acid, methylmethacrylate and acrylamide, of ethylacrylate, butyl acrylate, vinyl acetate and N-methylolacrylamide, or of acrylic acid and butyl acrylate, a polyisocyanate, poly styrene, an N-methylol compound of urea or its derivatives, an aldehyde or derivative thereof, a sulphone compound, a phenolformaldehyde resin, polyvinyl alcohol, polyvinyl acetate, polyvinyl chloride, an epoxide resin, a polyester resin, starch or derivative thereof or an ethoxy adduct. The organic solvent may be toluene, xylene, ethyl acetate, white spirit, trichlorethylene, perchlorethylene or methylene chloride. The finishing agent may also contain a fatty alcohol polyglycol ether, and kaolin. The fabric may be made from cotton or regenerated cellulose preferably polynosic fibres, alone or in admixture with polyester, polyamide or polyacrylonitrile fibres. An abrasive fabric may be produced from the finished fabric by applying thereto a phenolic resin and particles of electrocorundum or silicon carbide, drying and airing, applying thereto further phenolic resin containing fillers and dyestuff additives, drying and airing.
Patent GB-1251779-A (GB)
IPC: A61G5/12
Filed: 1970-09-01
Abstract: 1,251,779. Footrests. McKELLOW & HUME Ltd. Sept. 1, 1970 [Sept.2, 1969], No.41821/70. Heading A4J. An adjustable footrest for a wheel chair comprises a footrest plate 15 mounted on a lower tubular member 12 which is telescopically fitted into an upper tubular member 11, the tubular members 11, 12 being non-circular in crosssection and being moveable relative to each other by the rotation of a screw-threaded bolt 16 which extends axially within the upper part of the upper member and engages the upper part of the lower member.
Patent GB-1252084-A (GB)
IPC: B05D7/22
Filed: 1970-01-14
Abstract: 1,252,084. Thermally insulated pipes. KABEL - UND METALLWERKE GUTEHOFFNUNGSHUTTE A.G. 14 Jan., 1970 [18 Jan., 1969], No. 1824/70. Heading F2P. A method for the continuous production of thermally insulated pipes, consisting of at least two coaxial corrugated tubes insulated in relation to one another by foamed plastics material, wherein one or more foamed polyamide spacers are applied spirally to a corrugated copper inner tube which is drawn off a drum. The inner tube carrying the spacer is then introduced into a forming device, in which a steel strip drawn off a reel is formed into a longitudinally slit tube. Powdered foamable polyamide material is introduced into the slit tube which is then welded by means of a welding electrode. The outer tube is then corrugated and the tube is then heated to bring about the expansion of the foamable material.
Patent GB-1252137-A (GB)
IPC: F02G1/047
Filed: 1968-12-19
Abstract: 1,252,137. Hot gas engines. PHILIPS GLOEILAMPENFABRIEKEN N.V. Dec. 19, 1968 [Dec.22, 1967], No.60384/68. Heading F1S. A control device for a hot gas engine comprises a movable part 31 which is adapted to be coupled to an engine part and which in operation assumes a position dependent on the speed of the engine. The movable part is formed by a movable wall which separates first and second closed spaces 33, 35 from each other, which spaces communicate with each other through a capilliary duct 32. Means incorporating a first non-return valve 34 is provided for connecting the first space with a space 6 in the hot gas engine containing a gaseous working medium and in which cyclic variations in pressure occur when the engine is in operation, the first non-return valve being arranged to open towards the first space. Means incorporating a second non-return valve 36 is provided for connecting the second space 35 with the space in the engine, the second non- return valve being arranged to open away from the second space, and resilient means 37 is provided which exert resilient forces on the movable wall in the direction towards the first space. The application of the invention to a multi-cylinder engine is described.
Patent GB-1252495-A (GB)
IPC: C07D211/46
Filed: 1969-01-10
Abstract: 1,252,495. Antibacterial compositions. STANLEY DRUG PRODUCTS, Inc. 10 Jan., 1969 [11 Jan., 1968], No. 1573/69. Heading A5B. Compositions for prophylactic treatment against bacterial infections, especially of staphylococcal and salmonella infections, comprise a carrier and the peptide homocarnosine (gamma-aminobutyrylhistidine) or a salt thereof. They may be in conventional forms for oral and parenteral administration. The invention further comprises the treatment of bacterial infections in non-human animals by the administration thereto of a composition or active compound according to the invention.
Patent GB-1258674-A (GB)
IPC: D06M13/322
Filed: 1969-12-22
Abstract: 1,258,674. Crease proofing. COTTON Inc. 22 Dec., 1969 [10 Jan., 1969], No. 62218/69. Heading D1P. Cellulosic fibre-containing textile material is creaseproofed by (1) applying an aqueous liquid containing between 5 and 25% of at least one water-soluble, hardenable to a resin creaseproofing agent, and at a pH of 1 to 4.5 to said material, in an amount sufficient to deposit thereon at least 3% of said agent based on the dry weight of the material, (ii) passing the treated material into a steam atmosphere in a steaming zone and rolling up the material into a batch roll in the zone after the material has been heated to the steam temperature e.g. 5 seconds to less than 2 minutes, (iii) holding the roll in the steaming zone for a period up to 2 hours whereby the agent is fixed, (iv) withdrawing the roll of material from the zone, cooling it to a temperature not higher than 45‹C and (v) drying under mild conditions. The material may subsequently be washed, dried, and impregnated with a latent catalyst. The creaseproofing agent may be a condensate of formaldehyde with a lower alkyl melamine, urea, or phenol. A cross-linking agent for the condensate may be applied to the material before, after, or with the creaseproofing agent. Suitable crosslinking agents are condensates of formaldehyde with an ethylene urea, triazones, N- methylol carbamates, formaldehyde, glutaraldehyde, glyoxal, tris (1-aziridinyl) phosphine oxide, divinyl sulphone and epoxy resins. The aqueous liquid in (1) may also contain conventional softeners, flame retardants, soil release agents, hand modifiers, and stain repellants. The water content of the material prior to passing into the steam chamber is adjusted by infra-red lamp heating. Loss of moisture from the batch roll is avoided by winding an impermeable sheet e.g. polyethylene terephthalate, as an interlayer with the treated material. The specification includes a drawing of apparatus for carrying out the crease proofing process of which the main feature is a two-part steam chamber.
Patent GB-1264256-A (GB)
IPC: F16C11/06
Filed: 1970-09-23
Abstract: 1,264,256. Seaming non-metallic sheet material. V. LANGEN, [trading as A. EHRENREICH & CIE.]. 23 Sept., 1970 [23 Oct., 1969], No. 45315/70. Heading B5K. [Also in Division E2]  A ball-and-socket joint is assembled by placing two mating cups 6 of a weldable, resilient plastics material round a ball 3 having trunnions 4 in a cylindrical sleeve 2, fitting over the trunnions rotary tools 8 having claws 9 for driving the cups, and rotating the cups in opposite directions whilst applying axial pressure thereto, until the welding temperature is reached. The tools are then immediately stopped and, after a cooling period, withdrawn. The ball may have a through-bore 5 for attachment to a yoke. The sleeve is attached to a shock absorber 1. A lubricant, e.g. graphite, may be applied to the ball and the inner surface of the sleeve.