baber/WOPTO huggingface dataset:
Patent GB-1427282-A (GB)
Title: Elastically extensible network structures
IPC: B29D28/00
Filed: 1974-07-26
Abstract: 1427282 Embossing HERCULES Inc 26 July 1974 [13 Aug 1973] 33076/74 Heading B6J [Also in Division B5] A method of making an extensible network structure, e.g. for reinforcing fabrics, or for medical pads, comprises embossing a thermoplastic polymer sheet with a plurality of main ribs 14 interconnected by main webs 16, and forming in each web 16 a plurality of tie ribs 19 interconnected by the webs 20, the tie ribs 19 in some webs 16 being disposed at an angle to a main rib, and the ribs 19 in the other webs 16 being at an angle to the first ribs 19, and drawing the sheet in at least one direction transverse to the main ribs to open the sheet into a network. The main ribs and tie ribs are formed on the same or opposite sides of the sheet. The sheet can be drawn in directions parallel and transverse to the main ribs. The sheet 13 can be fed direct from an extruder to embossing rolls 11, 21 or a previously cast sheet can be used. Also a powdered polymer can be formed into a sheet between the rolls. The cross-sectional shape of the ribs can be, e.g. semi-circular, rectangular, or triangular. The sheet can be in laminated form, with layers of different polymers. The network can be formed by running the rolls 11, 21 at different speeds. Suitable polymers are stated to be e.g. polypropylene, polyesters, polyamides, polyolefins or vinyls.
Patent GB-1145743-A (GB)
Title: Mining machine installations
Inventor: RODFORD IVAN GEORGE
IPC: E21C35/24
Filed: 1965-08-03
Abstract: 1,145,743. Mineral-mining installations. COAL INDUSTRY (PATENTS) Ltd. 29 July, 1966 [3 Aug., 1965], No. 33132/65. Heading E1F. A mining installation, such as for use in stable holing, has a control circuit that, on operation of switches at the ends of a conveyer by a mining unit reciprocated along the conveyer, causes the sequential release, advance and resetting of staker props for anchoring the installation during cutting operations of the mining unit and advance of the conveyer by rams extending between the props and the conveyer.
Patent GB-901511-A (GB)
Title: Magnetic escapement
IPC: G04C5/00
Filed: 1960-09-27
Abstract: 901,511. Escapements. JUNGHANS A.G. GEB. Sept. 27, 1960 [Oct. 1, 1959], No. 33173/60. Class 139. In a magnetic escapement of the type disclosed in Specification 852,811, the stamped sheet metal parts 10, 11, Fig. 1, of the magnet are held together by the bridge-shaped safety stop member 14, 15 and by a metal cement. The magnet may be made of one sheet metal part with additional lamina parts on one or both sides of the pole areas. The safety stop member 22 may be shaped as shown in Fig. 7.
Patent GB-171902-A (GB)
Title: Improvements in propellers for ships and boats
IPC: B63H1/12
Filed: 1920-11-25
Abstract: 171,902. Prescott, S. J., and Nosworthy, W. H. Nov. 25, 1920. Screw propellers.-The blades of a screw propeller are flat or slightly concave, taper toward the tip, have a small inclination to a radial setting, and the leading edges are tangential to the boss and overlap at the boss, the trailing edge of the adjacent blade. The leading edges e of blades b are tangential to the boss a. The trailing edges f are curved so that the maximum width of blade is at one-third of the length from the boss, and at the boss overlap in end view the leading edges. The driving-face is flat or slightly curved as shown at c, Fig. 3, and is set not quite perpendicular to the boss.
Patent GB-1433150-A (GB)
Title: Heat-processable photographic materials
IPC: G03C1/498
Filed: 1973-07-12
Abstract: 1433150 Heat-processable photographic silver compound material EASTMAN KODAK CO 12 July 1973 [18 July 1972] 33319/73 Heading G2C  A radiation-sensitive heat-processable photographic material comprises a support and contains in a layer or layers thereof: (A) a radiation sensitive silver compound capable of forming centres which catalyze the thermally induced oxidation/ reduction reaction of (B) and (C) to form a visible image on exposure to actinic radiation, (B) a lightinsensitive reducible metal compound and (C) an organic reducing agent therefor, and (D) a toner which is an N-hydroxy-, N-arylcarbamoyloxy- or N-(optionally substituted alkyl)-carbamoyloxy- 1, 8-naphthalimide. The toner (D) may have the Formula:- where R<SP>1</SP> is H or -CO-NHR<SP>3</SP> where R<SP>3</SP> is phenyl or optionally substituted 1-4C alkyl; and R<SP>2</SP> is H, Cl, Br, I, OH, methoxy or 1-4C alkyl. (A) may be silver halide or a silver-dye complex. (B) may be a silver salt of a fatty acid containing more than 12C, silver benzoate, silver benzotriazole, silver terephthalate or silver phthalate. (C) may be a substituted phenol or naphthol e.g. a bis-betanaphthol. The material may contain an additional known toner e.g. phthalimide. Processing may be affected at 80-250C.
Patent GB-656076-A (GB)
Title: Improvements in or relating to printing presses
IPC: B41F31/15
Filed: 1948-12-29
Abstract: 656,076. Printing-machines. GOSS PRINTING PRESS CO., Ltd. Dec. 29, 1948, No. 33411. Convention date, Feb. 6. [Class 100 (ii)] Inking-apparatus.-In an ink distributing system a multi-band ink fountain feeds on to a roller system comprising axially-restrained steel rollers and axially reciprocating grooved rubber rollers, the reciprocation amplitude and groove width being such that the groove edges are alternately advanced to at least the edges of the colour separation strips established by the ink fountain, and may be advanced therebeyond to reduce the separation strips to a negligible width, thus enabling " bleeds " of full page size to be printed in all positions on the plate cylinder. The vibrating mechanism described in Specification 655,867 may be set to give the required amplitude of reciprocation; in the roller system shown in Fig. 2 thereof, the rollers 25, 28, 30 (not shown), 32, 34, 39 may be connected to a worm gear 55 and spur or helical-toothed gears 49, 50, 46, 62, 65, respectively of the gear train shown, which is driven by a shaft 39 also connected through bevel gearing and the shaft 56 to the impression cylinder and thence by gears 59, 60 to the plate cylinder 29. The gap between rollers 28 and 32 shown in Fig. 2 of the above Specification may be narrowed still further by a plate &c. to entrap ink mist within the pocket formed by rollers 28, 29, 30 (not shown), 31, 32. Specification 655,845 also is referred to.
Patent GB-761740-A (GB)
Title: Nut for use in securing structural channel members
IPC: F16B37/04
Filed: 1954-11-22
Abstract: 761,740. Bolting; nuts. ATTWOOD, C. W. Nov. 22, 1954, No. 33782/54. Class 89 (1). [Also in Group XXII] A nut 15, Fig. 2, for securing parts to a structural channel-member 10<SP>1</SP> of the kind having its free edges turned inwardly to form flanges 11, comprises a thin rectangular body with a central tapped-hole 32, Fig. 4, a spring 18 fixed to one face of the body, and parallel grooves 16 formed in the other face. The grooves are spaced to engage the flanges 11 and the walls thereof have teeth 33. The body width and length are such as to allow of rotation thereof through 90 degrees for engagement of the grooves with the flanges, the spring holding the nut in any selected position. When a part such as an angle 25 is secured by a screw 20, the teeth 33 are forced into the flanges to prevent further movement of the nut. When a further channel-member 10 is to be secured at right-angles to member 10<SP>1</SP>, the angle 25 is used, being first secured to member 10<SP>1</SP> and then to member 10.
Patent GB-934480-A (GB)
Title: Improvements relating to analogue to digital encoding devices
Inventor: GORTON RONALD
IPC: H03M1/00
Filed: 1958-10-23
Abstract: 934,480. Electric selective signalling. ELECTRIC & MUSICAL INDUSTRIES Ltd. Oct. 23, 1959 [Oct. 23, 1958], No. 33888/58. Class 40 (1). [Also in Group XL (a)] An analogue-to-digital encoder comprises a cathode-ray tube having means for deflecting the electron beam in response to an analogue signal, a plurality of output terminals (A, B, C) one for each digital order of the encoded signal, and a plurality of inductive coupling means connected to the output terminals and arranged to be selectively energized by the current of the beam so as to produce at the output terminals a digitally-coded signal corresponding to the analogue signal. The analogue signal is applied to one deflection plate 11 while a bias signal is applied to the other. A series of anodes 0-7 are connected to primary windings of transformers TC7, TB7, TA7, &c. so that when the beam falls on a particular anode (this may be ensured by interposing a quantizing grid between the electron gun and the anodes), a pulse is induced in each of the associated secondary windings and appears at one or more of the output terminals A, B, C. The transformers may be within the glass envelope or outside. Instead of primary windings the electron beam may be passed through annular cores to induce output pulses, or specially-shaped cores, each associated with one output terminal, may be used. The beam may be modulated with an R.F. signal so as to give a prolonged output signal.
Patent GB-867446-A (GB)
Title: Process for marking thermoplastic surfaces and resultant product
IPC: B41M1/30
Filed: 1958-10-23
Abstract: 867,446. Stencilling. OPTICAL GAGING PRODUCTS Inc. Oct. 23, 1958 [Dec. 16, 1957], No. 33922/58. Drawings to Specification. Class 100(2) A process for providing images on a thermoplastic surface comprises applying a resist material to said surface so as to cover it substantially, removing the material in predetermined regions to expose the surface in said regions, applying a dye solution to stain the exposed regions of the surface in a desired pattern, and removing the remaining resist material, at least the upper stratum of the resist material being essentially unaffected by the dye carrier of said dye solution. The thermoplastic material may be a vinyl polymer (polyvinyl chloride, acetate or alcohol) or a copolymer thereof, with or without maleic anhydride, vinylidene chloride and copolymers, vinyl butyrals and formals, cellulose plastics, such as esters and ethers (cellulose acetate, nitrate or acetate butyrate), ethyl cellulose, polystyrene, methacrylates (methyl methacrylate), or alcoholsoluble nylons. The thermoplastic (e.g. a solution of vinyl polymers in methyl isobutyl ketone and xylene) may be applied to a non- thermoplastic base (glass, steel tape). The resist may be less than 0À4 mil. or up to 3 mil. thick, and may comprise two layers, the upper layer being from  thickness of the lower layer down to monomolecular. The lower layer may contain a pigment. The lower layer may be a copolymer of vinyl acetate and an unsaturated carboxylic acid (crotonic acid), to which titanium dioxide may be added, dichromated casein, gelatin or albumen, a copolymer of polyvinyl methyl ether and maleic anhydride, polyvinyl pyrrolidone, or sodium borophosphate. The upper layer may be ammonium polycrylate, to which ammonium hydroxide may be added, vinylidene chloride acrylonitrite copolymer, which may be plasticised with dibutyl phthalate, chlorinated rubber, phenolic resins, or couinarone-indene resins to which naphtha may be added. Any of the above substances can be used for single-layer resists. The resist can be applied as a film formed from water or alcohol solutions, with a resin content not above 40% by weight, drying to remove the solvent. The design is formed with a knife edge, stylus or pen. The liquid medium of the dye may be water, alcohol, benzene or ketones. The resist may be removed with water, weak alkaline solutions (ammonium hydroxide), ethyl, methyl or isopropyl alcohol, an aromatic-based solvent (naphtha), sodium carbonate solution, or methyl ethyl ketone.
Patent GB-1041171-A (GB)
Title: Improvements in or relating to photographic film cassettes
Inventor: KLAUSS RALPH EDWARD
IPC: G03D13/00
Filed: 1962-09-05
Abstract: 1,041,171. Cine apparatus; cassettes. EASTMAN KODAK CO. Aug. 30, 1963 [Sept. 5, 1962], No. 33965/62. Headings G2A and G2E. A device for opening film cassettes 14 of the kind having light-tight supply and take-up chambers interconnected by an intermediate member 16, comprises a spindle 11 over which the take-up chamber is placed and an abutment member 15 which, on relative rotation of the cassette and member 15, engages the intermediate part 16 adjacent the take-up chamber so as to fracture the cassette leaving the take-up spool 13 on spindle 11. The cassette may be rotated in direction A or B, but for direction B a protrusion 17 engages an edge at blade 15. Right or left-hand use is possible. In a motor driven embodiment, a cassette fracturing chamber 21 has a take-up spindle 11a projecting from wall 23a and driven through a clutch and gear system by an electric motor, and beside it is a spindle 29 driven by the motor through a single turn clutch and carrying disc 28 on which are mounted diametrically opposite abutment members 32, 33 each comprising a block 34. The cassette 14a is placed between spindle 29 and abutment member 32, or 33 with spool 13a engaged by spindle 11a The film is all run on to take-up spool 13a by driving spindle 1 1a at, say, 1725 r.p.m. Disc 28 is then rotated through 180 degrees, at say 60 r.p.m., causing the take-up chamber to be broken open leaving spool 13a on the spindle 11a. Plastic cassettes for film with backing paper may be used, such cassettes being disclosed in Specification 1, 034, 901. Automatic film splicing means may be included in the power driven apparatus.
Patent GB-1104359-A (GB)
Title: Improvements in and relating to containers formed of plastics material
IPC: B65D75/58
Filed: 1966-07-28
Abstract: 1,104,359. Tapping containers; plastics bags; stoppers. K. HENFREY. 28 July, 1966, No. 34029/66. Headings B8K and B8T. A container of plastics sheet material, such as a bag (10), Fig. 1 (not shown), has an adapter 14, Fig. 2, attached to the inside of one wall and formed with a hole 16 initially closed by a layer of the plastics, a hollow spout 21, Fig. 3, being forced through the plastics to tap the bag &c. The spout 21 is tapered at its inner, piercing end 22 and has an external flange 24 which is pushed against the outside of the bag wall (11). A groove 23 around the spout 21 receives the plastics bag wall (11) when it has been pierced, to form a tight seal. The outer end of the spout 21 is formed as a flexible tube 25. The adapter 14 comprises inner and outer concentric cylindrical walls 18, 15, the latter being of sufficient length to shield the tapered end 22 of the spout 21 when inserted through the hole 16 and prevent its also piercing the opposite wall (12) of the bag. Weld ribs 19 are provided around the top wall of the adapter 14 to facilitate its connection to the bag wall (11). In a modification, the outer end of the spout is formed with screw threads (26a), Fig. 4 (not shown), to receive a screw cap (27), and the groove (23) beneath the flange (24) is replaced by axial splines (28). The adapter (14) may alternatively be of square, triangular or circular shape, Figs. 6-8 (not shown), when viewed sideways, having a wall (30) opposite to the hole (16) to shield the tapered end 22 of the spout. The spout 21 may alternatively be formed at its outer end with a tap (29), Fig. 5 (not shown). A stopper (31), Fig. 9 (not shown), may be secured to the inside of the opposite wall (12) of the bag (10), to engage with the under-side of the adapter (14) and close the latter after it has been pierced, when the two walls (11, 12) of the bag may be pinched together.
Patent GB-844477-A (GB)
Title: Improvements in and relating to hydraulic pit props
Inventor: DOWTY GEORGE HERBERT
IPC: E21D15/44
Filed: 1957-10-31
Abstract: 844,477. Mine roof supports. DOWTY MINING EQUIPMENT Ltd. Dec. 12, 1958 [Oct. 31, 1957], No. 34044/57. Class 20(2) A telescopic pit prop comprises a tube 12 telescoping in a cylinder 1 which has a cylindrical extension 3 into which extension can be screwed a gland ring 6 to preset the prop by displacing hydraulic liquid from an annular storage space 14 into the pressure chamber 18 via grooves 19 in an annular flange 9 at the base of the cylinder 3. A spring 17 resting on the flange 9 supports an annular seal 15. The prop is extended manually by its lever 39, lifting of which against the action of a spring 36 also releases a pressure relief ball valve 28 and opens a breather valve 41, 42. When extended to the roof the prop is pre-set by screwing down the ring 6 as described.
Patent GB-1121705-A (GB)
Title: Improvements in or relating to new steroid compounds and a process for producing same
Inventor: BORREVANG POUL
IPC: C07J41/00
Filed: 1964-08-12
Abstract: Novel steroid compounds of the general Formula I <FORM:1121705/C2/1> in which the dotted lines between positions 5 and 6 and positions 13 and 14 denote the optional presence of double bonds, Y means one of the groups <FORM:1121705/C2/2> wherein each of the symbols R1 and R2 means hydrogen, alkyl up to 3 C-atoms, cyclohexyl or benzyl, R3 means methyl or acetyl, R4 means hydrogen, methyl, or halogen, R5 means hydrogen or methyl, R6 means methyl if the D 13-double bond is not present and R7 means hydrogen, methyl, ethyl, hydroxyl or an ester group are obtained in a process which comprises treating a steroid of the formula <FORM:1121705/C2/3> wherein R3, R4, R5, R6 and R7 are as defined above and Z is a carbonyl group, with a reactive amine derivative of the formula NH2R or R1NHR, wherein R is the group -OSO2OH or halogen, and R1 has the same meaning as defined above for R1 and R2 (other than hydrogen), in the presence of NH3 or the amine R1NH2 and if desired oxidizing the diaziridine group resulting from the above reaction to a diazirine group.  As reactive amine derivative there may be used hydroxylamine-O-sulphonic acid or an equimolar amount of chloramine in the presence of NH3.  The preferred oxidizing agent is bromine.
Patent GB-337212-A (GB)
Title: Improvements relating to smoke indicating or recording appliances
IPC: G01N21/53
Filed: 1929-11-09
Abstract: 337,212. Associated Electrical Industries, Ltd., (Assignees of Vedder, E. H., and Erickson, E. 0.). Nov. 9, 1928, [Convention date]. Turbidometers. - A device for indicating the presence, or recording the density, of smoke, of the kind comprising a light source and a lightsensitive cell in circuit with indicating and/or recording devices, has the light source, and the light-sensitive elements arranged as dust and moisture-proof units rigidly connected in predetermined relationship by means of a tubular connection with a skeleton portion for the passage of smoke. As shown, Fig. 1, the light source 12 and the light-sensitive unit 13 are connected by a conduit 14, 18 which has a skeleton portion 21 arranged within a smoke conduit 17. The latter may be any type of smoke conduit, or a smoke stack, or any space where smoke would denote an abnormal condition requiring attention. The light source unit, Fig. 7, comprises an outer box 22, which is secured by bolts 41 to a flange 39 on the conduit 14, and an inner casing 23 which is dust and moisture-proof and is independently secured to the flange 39 by bolts 42. An openended conduit 40 with apertures 46 is secured between the conduit 14 and an opening in the casing 23, in which is a lens 43. The inner casing houses an ammeter 27, and a lamp 28 which is adjustably carried by brackets 29, 31. A tube 44 opens into the box 22. The light-sensitive unit is similarly constructed, and comprises an outer box 51, Fig. 5, bolted to a flange 53 on the conduit 18, and an inner dust and moisture-proof casing 52. A conduit 50 with apertures 72 is fixed between the conduit 18 and a lens 66 in the casing. The latter houses a rectifier 56, light. sensitive cell 58, thermionic amplifier 59, and ammeter 63. A screen 61 with a small aperture 62 is arranged between the cell 58 and the light source. A pipe 71 enters a box 51. The elements having been mounted in proper alignment, and the lamp 28 illuminated, smoke entering the skeleton portion 21 of the conduit 14, 18 will cause fluctuations in the output of the amplifier 59, which will be indicated by the ammeter 63. The latter may be connected to any suitable recording instrument. Air drawn into the boxes 22, 51 by the pipes 44, 71 passes through the apertures 46, 72 and so to the conduit 14, 18, preventing smoke or dust from reaching, and soiling, the lenses 43, 66. In order that movements of the walls of the smoke conduit 17 shall not throw the elements of the device out of alignment, the conduit 14, 18 is supported resiliently where it passes through the said walls.
Patent GB-629294-A (GB)
Title: Switching clock
IPC: G04C23/16
Filed: 1946-11-19
Abstract: 629,294. Time switches. HEUSSER, T. Nov. 19, 1946, No. 34283. Convention date,' Sept. 9, 1944. [Class 38(v)] An alarm clock 2 is arranged to control two switches 3, 4, in the same or different circuits. The switch 3 is actuated by a striker 7 adjustably clamped to the spindle 8 of the running mechanism and the time of operation is preset by turning the key 11 relatively to a dial 12 showing the interval between thesetting time and the desired time of operation. The other switch 4 is operated by key 15 of the alarm mechanism when the alarm is released.
Patent GB-1071792-A (GB)
Title: Plastics cups and their production
Inventor: EDWARDS BRYANT
IPC: B29C51/10
Filed: 1964-08-21
Abstract: 1,071,792. Plastic cups. ILLINOIS TOOL WORKS Inc. Aug. 21, 1964, No. 34309/64. Heading A4A. [Also in Division B5] A blow moulded plastics cup 94 comprises a conical side wall 96, a lip 90, and a base 98 having an annular flat portion 100 and a central frusto-conical recess 102,104.
Patent GB-367351-A (GB)
Title: Improvements in electric rare gas illuminating lamps
IPC: H01J61/64
Filed: 1930-11-15
Abstract: 367,351. Discharge lamps. LEDERER, A., Hermesvilla, Vienna. Nov. 15, 1930, No. 34454. Convention date, Dec. 4, 1929. Addition to 364,088. [Class 39 (i).] The glow discharge lamps described in the parent Specification for use on alternating current are modified by arranging the electrodes sufficiently close together that their respective aureoles combine to form a single apparent aureole.
Patent GB-922673-A (GB)
Title: Therapeutic compositions containing kanamycin
Filed: 1961-09-26
Abstract: An oral preparation for the treatment of gastro-intestinal infections in humans and animals comprises kanamycin, aminopentamide (4 - dimethylamino - 2,2 - diphenylvaleramide) having antispasmodic-anticholinergic properties, pectin and an absorbent e.g. kaolin or attapulgite.  The aminopentamide is preferably used in the form of the hydrogen sulphate and the kanamycin may be the free base or a nontoxic acid addition salt with an organic or inorganic acid e.g. hydrochloride, sulphate, nitrate, citrate, maleate, malate, tartrate, benzoate, cinnamate, ascorbate, acetate, picrate, phytate, levopimaric-6,8a-cis-endosuccinate, sulphamate, glycolate and mandelate.  Kanamycin A, kanamycin B, or a mixture thereof, may be used.  The preparation may be in the form of an aqueous or oil suspension containing suitable suspending agents.  Optional ingredients are buffers, preservatives, fillers, diluents, lubricants, colouring agents, flavouring agents, sweetening agents and pharmaceutical additives in general.  An aqueous suspension contains per 15 cc. of suspension, from 150-412 mg. kanamycin, 0.1 to 0.2 mg. of amino pentamide hydrogen sulphate, 75 to 150 mg. of pectin and 1500 to 3000 mg. of kaolin or attapulgite. Specifications 817,385 and 891,534 are referred to.
Patent GB-483979-A (GB)
Title: Improvements in luminous tube signs
IPC: G09F13/26
Filed: 1937-12-14
Abstract: 483,979. Electric - discharge lamp signs. OSTERLIND, C. R. Dec. 14, 1937, No. 34562. Convention date, Dec. 16, 1936. [Class 3 (ii)] A sign wherein electric discharge lamps shaped as characters are supported in front of correspondingly shaped backing members of sheet iron or the like, is characterized in that the backing members have a front surface layer of enamel or oil-paint on which glass beads or the like are secured. In the case of oil-paint, the beaded surface is coated with varnish.