baber/WOPTO huggingface dataset:
Patent GB-108818-A (GB)
Title: Improvements in Type-writers.
Inventor: MITCHELL JOHN BATTEN
IPC: B41J1/16
Filed: 1917-03-08
Abstract: 108,818. Mitchell, J. B. March 8, 1917. Index type-band machines; toy machines: case-shift mechanism.- Relates to machines of the kind in which a type band is secured to a slide which is mounted in a pivoted support and is moved endways by an index lever for character selection, the support being depressed for impression and moved laterally for case shift. The shoe b<4> to which is pivoted at b<1> the support b for the slide a is guided to move bodily at right-angles to the axis of the platen c for case shift. Preferably the shoe is formed at each end with a guide-slot engaging a screw b<5> on the guide m for the carriage k. The shoe is connected by a link h<4>, Fig. 9, to a lever h<2> and is shifted by depressing the index lever d<1> after the stem d has been placed in a socket h<3> in the lever h<2>. The index lever is connected by a ball-and-socket joint d' to the slide a and can be adjusted in length to compensate for variation in the length of the type band a<2>. The index plate r on the support b is formed with conical apertures e<1> to receive the coned end of the stem d. The support b is raised by a spring o but can be held in the depressed position by inserting the end p' of a spring p in a slot p' in the support. Paper-shields-The selected type on the band passes through apertures in the carriage-guide m and a superposed shield consisting of a thin, slightiy bowed spring which is flattened during impression. Roller inking-arrangements.-The type band a<2>, Fig. 1, runs over a guide-roller a', and ink-rollers a<4> which are inked by ink contained in channels a<5> at the ends of the band. Ink-ribbon mechanism.-The roller inking-arrangement described above may be replaced by an ink-ribbon g, Fig. 9, which passes from a roller g' to a feed-roller g<3> provided with a ratchet-wheel t engaged by a pawl t<1> on a lever connected by a link t<5> to a pin t<6> on the support b. A releasing- lever u is provided for the pawl. Letter-spacing mechanism.-The support b carries a pawl l, Fig. 1, adapted to engage a rack f on the carriage k.
Patent GB-194885-A (GB)
Title: Improvements in submarines
IPC: B63G8/40
Filed: 1922-02-06
Abstract: 194,885. Cote, A. Feb. 6, 1922. Submarine vessels.-In submarines having double door escape chambers, the chambers 19<1> are located at either side of the hull and extend substantially the whole length thereof. Doors 25<1>, 24<1> at each end of the compartment communicate with the interior of the vessel and the outside water respectively. Sea cocks 26' are provided for flooding purposes. The arrangement is designed to permit the escape of the screw regardless of the lie of the sunken submarine.
Patent GB-547892-A (GB)
Title: Improvements in and relating to the manufacture of colouring matters
IPC: D06P3/68
Filed: 1941-03-14
Abstract: 547,892. Dyes. MANCHESTER OXIDE CO., Ltd., CLAYTON, J. H., and BANN, B. March 14, 1941, No. 3467. [Classes 2 (iii).and 15 (ii)] Monoazo dyes are obtained in substance or on the fibre by coupling a diazotized 4-amino-N- substituted phenylsulphonamide of the general formula shown in Fig. 1, wherein X represents alkyl, aryl, alkoxy or aryloxy, Y represents H and R 1  and R 2  represent the same or different alkyl or aryl groups, with an arylamide of a polynuclear o-hydroxycarboxylic acid. The sulphonamides are obtainable as described in Specification 546,301. Examples relate to the production on cotton yarn of the dyestuffs, (1) 3-methoxy-4-aminophenylsulphon-dibutylamide # Naphthol AS/TR (the 4<SP>1</SP>-chloro-2<SP>1</SP>- methyl-anilide of 2:3-hydroxynaphthoic acid), (2) 3-methyl - 4 - aminophenylsulphon - ethyl - anilide # Naphthol AS/OL (the 2<SP>1</SP>-anisidide of 2:3-hydroxynaphthoic acid). Specifications 6379/12, [Class 2 (iii)], 17279/13, [Class 15 (ii)], 511,432 and 519,514 also are referred to.
Patent GB-739512-A (GB)
Title: Improvements in and relating to stands
Inventor: KLINGENS CORNELIS
IPC: F16M11/16
Filed: 1954-02-05
Abstract: 739,512. Tripod stands. NAAMLOOZE VENNOOTSCHAP MAATSCHAPPIJ VOOR METAALBEWERKING INDUSTRIA. Feb. 5, 1954, No. 3514/54. Class 52 (3). A stand comprising a tubular post 1, a sleeve 3 slidable on the post and having lugs 4 to which legs 5 are pivoted to swing about axes at right angles to the post and a locking sleeve 9 also slidable on the post is characterised in that bolts 10 secured to the locking sleeve and having their axes parallel to the post engage cylindrical grooves in the ends of the spread legs when the locking sleeve rests on the sleeve 3. The grooves are formed in plugs 7 secured to the legs which are released by sliding the locking sleeve up the post. The post sinks by gravity and the legs can be swung outwards and upwards to the position 51 and secured by a strap 12.
Patent GB-1037801-A (GB)
Title: Telescoping door closure
Inventor: WEDEL ERNST VON
IPC: E05F3/10
Filed: 1963-01-29
Abstract: 1,037,801. Door closers. HEINZ SCHUERMANN & CO. Jan. 29, 1963, No. 3598/63. Heading E2M. In an hydraulically clamped telescopic door closer having a return spring 5, there is provided a housing enclosing a main piston 4a mounted on a piston rod 4, a control piston 6 displaceable in the housing, a pressure relieving slide valve 9 adapted to follow the control piston during its displacement, a deformable connecting strap 3 secured to the main piston 4a at one end, a seal 21 for the control piston 6, and a pressure relief channel 19b co-operating with the seal 21 for relieving excess pressure in the housing. The slide valve 9 (see Fig. 3, not shown) is formed with portions of varying cross-section so as to alter the flow of dampening fluid through the closer to control the dampening action. The connecting strap 3 is pivotally mounted at its other end to the door frame and may be composed of interlocking elements having various cross-sections composed of metal or plastics materials.
Patent GB-985405-A (GB)
Title: Vinyl floor tiles and composition therefor
IPC: C08K7/12
Filed: 1963-01-29
Abstract: Vinyl chloride polymer compositions comprise (a) a vinyl chloride polymer consisting of at least 60 % by weight of vinyl chloride units, the balance if any being an ethylenically unsaturated organic compound copolymerizable with vinyl chloride, (b) asbestos, (c) a compounds of formula <FORM:0985405/C3/1> where R1 and R2 are hydrogen, alkyl or aryl, and (d) an alkali metal carbonate.  The polymer may be polyvinyl chloride or a copolymer of vinyl chloride with vinyl acetate, vinylidene chloride or maleic anhydride.  The compositions may also comprise fillers, e.g. ground limestone; platicizers, e.g. dioctyl phthalate, didecyl phthalate, dioctyl azelate and dioctyl sebacate; and additional stabilizers, e.g. alkali metal, alkaline earth metal, zinc, cadmium, lead and tin salts of lauric, benzoic and substituted benzoic acids.  An example describes a composition comprising a vinyl chloride-vinyl acetate copolymer, dioctyl phthalate, expoxidized soya bean oil, ground limestone, asbestos, titanium dioxide, dicyandiamide, zinc dibenzoate, barium bis-(p-t.-butyl benzoate) and potassium carbonate.  The compositions may be made into floor tiles.
Patent GB-486334-A (GB)
Title: Improvements relating to the treatment of artificial and natural silks
IPC: D06M11/72
Filed: 1937-02-06
Abstract: Natural silk and regenerated cellulose artificial silk delustred according to the parent Specification, is relustred by local treatment with sodium hexametaphosphate.  In an example, a regenerated cellulose rayon fabric delustred according to the parent Specification is printed with a thickened solution of sodium hexametaphosphate, steamed and washed.  The relustring salt may be used in a vat colour printing paste to obtain coloured lustrous printing on a mat ground.
Patent GB-1460145-A (GB)
Title: Looms
IPC: D03D47/24
Filed: 1973-01-24
Abstract: 1460145 Shuttleless looms JAMES MACKIE & SONS Ltd 23 Jan 1974 [24 Jan 1973] 3668/73 Heading DIE In a shuttleless loom the gripper 6 of the inserter 8 which pulls the weft through the shed is opened by a member 4 mounted in such a way that it is moved by the inserter to an operative position in which the member 4 opens the jaws 6 of the inserter when the inserter moves in one direction and is moved to an inoperative position in which the member 4 does not influence the jaws 6 when the inserter moves in the opposite direction. As shown, member 4 is pivoted on links 10 from a support 2 and a stop 12 locates it in the operative position. In another arrangement, member 4 slides on inclined cam surfaces, and in yet a further arrangement the member is moved to the operative position by means driven from the loom main shaft, and to the inoperative position by the inserter.
Patent GB-940066-A (GB)
Title: Improvements in or relating to sliding clasp fasteners
IPC: A44B19/12
Filed: 1960-02-03
Abstract: 940,066. Sliding clasp fasteners. U. SUSS. Feb. 3, 1960 [Feb. 3, 1959], No. 3796/60. Heading E2S. In a sliding clasp fastener of the kind comprising a pair of mutually engageable coil springs, 11, 12 each of which is attached to a tape 13, 14 and which are connectable and separable by means of a slider, the coil springs are of like hand, pitch and form, each being of undulating form with at least four complete waves per convolution and the springs being so arranged that the cross over points of the two springs are spaced apart by approximately one and a half of said waves. The undulating form of the springs can be of sinusoidal or saw tooth shape or can be modified sinusoidal shape in which the crest and troughs of the wave have radii of curvature which are smaller than in a true sine wave; the wave form can also be assymetric. The wire from which the coils are made can be of circular, eliptical or polygonal shape and in end elevation the coils can be of circular, eliptical or polygonal cross-section. The coils are sewn to a beaded tape.
Patent GB-677361-A (GB)
Title: Improvements in and relating to connections for tubular members made of metal or having metallised surfaces
Inventor: SHAW JACK DUNCAN
IPC: F16L13/00
Filed: 1950-02-15
Abstract: 677,361. Cable sleeves; ceramic-metal seals. BRITISH INSULATED CALLENDER'S CABLES, Ltd. Feb. 14, 1951 [Feb. 15, 1950], No. 3841/50. Class 36. [Also in Groups XXII and XXVIII] A ceramic plug 11 having a metal coating 16 is inserted into and secured to the metal sheath 12 of an electric cable by a ring 4 of compressed metallic powder that is melted and squeezed between screwed sleeves 13, 14 (see Group XXII). The plug may have apertures for conductors 15, and the cable insulation may be magnesia.
Patent GB-448531-A (GB)
Title: Improvement in safety hook
IPC: E21B19/04
Filed: 1935-02-06
Abstract: 448,531. Hooks. BYRON JACKSON CO., 2150, East Slauson Avenue, Los Angeles, U.S.A. Feb. 6, 1935, No. 3871. Convention date, Aug. 10, 1934. [Class 89 (ii)] The mouth of the hook 2 is closed by the bar 10 pivoted to the bill of the hook, and having an aperture 14 which engages a projection 12 on the hook body, thus enabling the bar 10 to support a part of the load on the hook. The bar is locked in its closed position by a pivoted hook 22, the tail of which is locked in the closed position by a removable pin 29. In a modification the head of the bar 10 passes between two projections on the hook body.
Patent GB-764646-A (GB)
Title: Improvements in air blast electric circuit breakers
IPC: H01H33/12
Filed: 1955-02-10
Abstract: 764,646. Air-blast switches. ALLMANNA SVENSKA ELEKTRISKA AKTIEBOLAGET. Feb. 10, 1955 [Feb. 17, 1954], No. 3980/55. Class 38(5) In an air-blast switch having a container 4 filled with compressed air and main contacts 6, 8 and auxiliary contacts 12, 13 arranged within the container, a compartment is so disposed within the container that on the opening of the switch, the reductior of pressure in the container causes air to escape from the compartment into contact with the arc drawn at the auxiliary contacts. In Fig. 1, the compartment is a metal cylinder 14 housed in the insulator 17, an outlet 15 being formed between the lower end of the cylinder and the fixed auxiliary contact 13. On the admission of compressed air through pipe 19 to the opening mechanisms 5, 11 of the movable contacts 6, 12, the contacts are opened and the main air-blast is from the container 4 through contact 6 and outlet valve 7; the pressure in the. container 4 falls and air escapes from cylinder 14 through the outlet 15 into contact with the arc between contacts 12, 13. In Fig. 2, the compartment 20 surrounds the contact 12 which is movable through the outlet 21 of the compartment. An inlet valve 22 is provided. The auxiliary contacts 12, 13 may interrupt the residual current through a shunt resistor 18, Fig. 1.
Patent GB-436121-A (GB)
Title: Clamping sleeves for holding cheese tubes used in yarn-winding machines
IPC: B65H54/54
Filed: 1935-02-07
Abstract: 436,121. Winding yarns. BARMER MASCHINFABRIK AKT.-GES., 12, Mohrenstrasse, Oberbarmen, Wuppertal, Germany. Feb. 7, 1935, No. 4006. Convention date, Feb. 15, 1934. [Class 120 (ii)] A clamping sleeve for holding a tube i on the spindle A of a yarn-winding machine, is formed with slots b, c extending alternately from its two ends a which are formed with conical surfaces d, e and is expanded to clamp the tube by a screw bolt h carrying a conical collar f engaging the surface d, the other surface e abutting against a collar g fixed to the spindle A ; the end of the tube is positioned against the collar g so that it is always held in the same position on the spindle.
Patent GB-1193232-A (GB)
Title: Improvements in or relating to apparatus for Coating Travelling Webs
Inventor: HALL EDMUND FREDERIC
IPC: B05C3/12
Filed: 1968-01-25
Abstract: 1,193,232. Web-coating apparatus. TRANSPARENT PAPER Ltd. 15 Jan., 1969 [25 Jan., 1968], No. 4034/68. Heading D1L. In the passage of a web 4 through a coating bath 1 and chamber 2 comprising metering rolls 5 and smoothing rolls 6 and thence through a drying tower 3 via a slit 7, the web passes into the bath through an opening 17 in one side of the bath, which opening is sealed from chamber 2 by an open-bottomed trough-shaped apron 10 attached in gas-tight manner to chamber 2. The bath may be held in position by bolts or a pneumatic ram or may be hinged.
Patent GB-510953-A (GB)
Title: Improvements in and relating to autographic registers
IPC: B41L5/00
Filed: 1938-02-09
Abstract: 510,953. Autographic recorders. LAMSON PARAGON SUPPLY CO., Ltd., and GARWOOD, V. W. Feb. 9, 1938, No. 4044. [Class 106 (i)] [Also in Group XV] In an autographic record of the type described in Specifications 136,116 and 196,291, [both in Class 16], and wherein one or more cards or paper strips can be inserted transversely beneath the usual record and carbon strips, the card &c. is fed transversely of the machine by feeding means which is connected with and driven by the usual record strip feeding means, provision being made whereby the card &c. can be fed independently of the usual record strips. As described, the recorder casing 1 has a locked record strip receiving compartment. The transverse card or strip passes through a shallow metal box 6 open at both ends, and provided with an aperture 9 in the top 8, and an extension 11 on the bottom 7 to guide the strip which may be drawn from a pack or roll in a tray &c. arranged at the side of the recorder. The strip is fed by sets of rolls 16 on shafts 15, 15a, the lower one 15 driving the upper one 15a either by gearing or by frictional contact. between the rolls. A crank on the shaft of the operating handle 4 engages a further crank having a pin engaging in one of a number of slots in geneva wheel whereby the latter is given an intermittent rotation when the handle 4 is operated. The geneva wheel drives through bevel gears a shaft 32 on which a spur-wheel 33 is secured, the latter meshing with a spurwheel 34 mounted on the shaft 15, and the wheel 34 driving the shaft 15 through a free-wheel device. The shaft 15 is provided with a handle whereby it may be rotated to feed the record card or strip transversely through the shallow box 6 without disturbing the main record strips, in view of the free-wheel device. A further free-wheel device may be incorporated to prevent the shaft 15 being rotated to feed the card or strip backwards through the box 6. The carbons to be interleaved with and transversely of the record strips are drawn from a roll 39, and are 'guided to the platen by an apron 43 having a flange 45 which grips the carbons against the upper plate 8 of the box. 6. The apron is adapted to tilt to relieve the carbons when a fresh supply is drawn from the roll 39. A 'cover 47 for the plate 8 is hinged at 48, and has a housing 49 which encases the roll 39 and holds the apron 43 in the correct clamping position, and blocks 51 are provided on the cover to clamp the free ends of the carbons. To facilitate aligning the transverse record card, a window may be provided in the top 8 of the box 6. Specifications 229,618, [Class 16], and 429,841, [Group XV], also are referred to.
Patent GB-694251-A (GB)
Title: Improvements relating to heating and ventilating systems for motor vehicles
IPC: B60H1/00
Filed: 1951-02-23
Abstract: 694,251. Ventilating vehicles. DAIMLER-BENZ AKT.-GES. Feb. 23, 1951 [Feb. 23, 1950; Feb. 24, 1950], No. 4412/51. Class 137 [Also in Group XIII] A heating ventilating system for a motor vehicle comprises a blower 11 of the axial delivery type driven by a suction air motor or turbine 12, the blower 11 and motor or turbine 12 being arranged within the cross-section of a fresh air passage 5 leading to the interior of the vehicle and incorporating a heat exchanger 4 arranged in front of or behind the blower whereby the fresh air flowing through said passage is warmed. In the form shown a second fresh air passage 7 delivering unheated air to the vehicle unites with the passage 5 beyond the blower and a flap valve 9 enables the either heated or unheated air only or a mixture thereof to be supplied to the vehicle e.g. through pipes 10. The heat exchanger 4 may be heated by the engine exhaust gases or by hot coolant liquid from the engine. The cross-sectional area of the outlet passage 13 from the suction air motor or turbine 12 is substantially greater than the cross-sectional area of the air inlet 14, the passage 13 being connected to the induction pipe of the vehicle engine. The speed of the turbine may be regulated by valves (not shown) or it may be shut down if necessary. Specification 464,772 is referred to.
Patent GB-680365-A (GB)
Title: Improvements in rail joints and fish-plates therefor
IPC: E01B11/10
Filed: 1950-02-22
Abstract: 680,365. Rail joints. OSTERMAN, F. J. Feb. 22, 1950. No. 4512/50. Class 104 (ii). A fishplate 3 has upper and lower plates 6, 7 joined by a U-shaped member 4 the limbs of which at their top-end inner-face edges 17, 18 clamp the rail flange 5 near the web 9. The interior of the U is deeper than the width of the rail flange 5 to provide a clearance. The plate 6 has its inner face arched at 11 and its upper end 10 shaped to conform to the curve 21 on the underside of the rail head and is provided with extensions 24, 25 whose lower edges 22, 23 bear on the flanges 5 of adjacent rails and whose upper edges are cut away at 29, 30. The plate 7 is slightly outwardly inclined and may be provided with gussets 12. When a pair of plates 3 are fitted one on each side of abutting rail ends 1, 2 and held in position by bolts 32 the flanges 5 are supported in the centre and for some distance on each side of the joint and any slight wear between the plates and rails is taken up by the bolt tension due to the resiliency of the plates caused by the arcuate shape of plate 6.
Patent GB-764060-A (GB)
Title: Aminoesters
Filed: 1955-02-15
Abstract: The invention comprises esters of the general formula <FORM:0764060/IV(b)/1> where R1 is a hydrocarbon radical containing from 1 to 12 carbon atoms, R2 is an alkyl radical or a 5 or 6-membered cycloalkyl group and contains less than 12 carbon atoms, R1 and R2 together containing a total of more than 6 carbon atoms, R3 is an alkylene divalent radical of up to 8 carbon atoms and having 2 carbon atoms between its valencies and Am is an N-pyrrolidyl or methyl substituted N-pyrrolidyl radical, and the acid addition and quaternary salts of these compounds.  The esters are made by esterification of the corresponding acid R1.(R2).(HO).C.COOH, by treating the acid, preferably in solution in an organic solvent, with the corresponding aminoalkyl chloride or bromide, preferably in the presence of a base such as sodium or potassium carbonate.  Suitably R2 may be an alkyl group or a cyclopentyl, 1-methylcyclopentyl, cyclohexyl or 2 : 4 : 16-trimethylcyclohexyl group; R1 may suitably be one of the above R2 groups or a phenyl, benzyl, 2 : 4 : 6-trimethylphenyl, a -methylbenzyl, tolyl, p-biphenylyl, p-cyclohexylphenyl, 2-phenylcyclopentyl, o-cyclohexylphenyl or naphthyl group and R3 may suitably be a group of the general formula -C(R)2-C(R)2-where each of the radicals R may be a hydrogen atom or an alkyl group.  Specified acid addition salts include the hydrochloride, sulphate, acid sulphate, succinate, nitrate, acetate, citrate, tartrate and phosphate and as quaternary ammonium salts the methobromide, methochloride, methiodide, ethiodide, ethochloride, benzyl chloride, dodecyl chloride and bishexamethylene dichloride are specified.  In examples: (1) a -isoamyl-a -phenyl-a -hydroxyacetic acid is heated with b -pyrrolidylethyl chloride hydrochloride in the presence of potassium carbonate in methyl ethyl ketone to give b  - pyrrolidyl - ethyl isoamylmandelate hydrochloride; the method of (1) is also used to prepare (2) b -(2-methylpyrrolidyl)-ethyl isoamylmandelate hydrochloride; (4) b -(2 : 2-dimethylpyrrolidyl) - ethyl isoamylmandelate hydrochloride, and (5) b -(2 : 2-dimethylpyrrolidyl) - ethyl cyclopentylmandelate hydrochloride; also Examples (3) and (6), the products of (2) and (5) are converted into their methobromides.  Many other starting materials which may be converted into basic esters by the processes of the examples are specified.  Starting materials.  Hydroxyacetic acids used as starting materials in the process of the invention may be made, among other methods, by reacting a hydrocarbon magnesium halide with a hydrocarbon-a -keto acid such as benzoylformic acid.  For example, isoamyl mandelic acid is made by reaction of benzoylformic acid with isoamyl magnesium bromide.  Pyrrolidyl alkyl halides, i.e. pyrrolidylalkyl chloride hydrochlorides and pyrrolidylalkyl bromide hydrobromides are made by the action of thionyl chloride or bromide on the corresponding pyrrolidyl alkanols.  For example, b -(2 : 2-dimethylpyrrolidyl) ethanol is treated with thionyl chloride to give b -(2 : 2-dimethylpyrrolidyl) ethyl chloride hydrochloride. Specification 624,016 is referred to.
Patent GB-983695-A (GB)
Title: Arrangement in a beating machine for treatment of paper stock
IPC: D21D1/22
Filed: 1964-02-04
Abstract: 983,695. Refining engines. CELLECO A.B. Feb. 4, 1964 [March 21, 1963], No. 4600/64. Heading B2A. A refining engine for paper stock comprises a rotatable conical wheel 2 having wings 3 cooperating in the surface of a turntable conical beating zone with a cage of spaced stationary and helically-disposed knives 5. The knives 5 are curved axially in a manner similar to the teeth of a helical conical star wheel, so as to provide greater strength than a straight knife to resist lateral forces occurring as a result of motion of the wheel. The knives are obliquely positioned in relation to the wings of the wheel to eliminate vibratory stress in the knives. In operation, paper stock circulates from the wheel radially outwards through the ring of knives via a central chamber 8, passages 11 and a chamber 9 back to the wheel. New stock is fed into the circulating stock via a nozzle 13 and a chamber 10, the stock being withdrawn via a pipe 12. Also described is a construction in which the knives are straight instead of being helically curved.