baber/WOPTO huggingface dataset:
Patent GB-1039077-A (GB)
Title: Improvements in or relating to containers which include removable tear strips
IPC: B65D/
Filed: 1965-04-02
Abstract: 1,039,077. Opening containers. CONTINENTAL CAN CO. Inc. April 2, 1965 [Sept. 23, 1964], No. 14123/65. Heading B8D. A sheet 31 of material permeable to gas but not permeable to the liquid or other contents of a container is secured to the underside of the end closure of the container, in order to prevent the contents escaping when a tear strip 22, Fig. 2 (not shown), in the end closure is first opened. The sheet 31 may be secured by a spot coating of adhesive, or by an overall coating; if it is secured along the line of the tear strip 22, it is of sufficient strength to resist tearing, or the adhesive is sufficiently weak to prevent the sheet 31 from being torn. The sheet may be of gauze-like fabric or of paper; and it may be in the form of a coupon carrying indicia. The tear strip 22, Fig. 1 (not shown), is defined by score lines 17, 20 and has a strengthening rib 27. An integral rivet formed in the strip at 25 secures a pull tab 26. The can end has a circumferential shock-absorbing bead 15 and central reinforcing panel 28. The tear strip may be used to provide a pouring opening only.
Patent GB-1005614-A (GB)
Title: Improvements in cake-boards
Inventor: BROWN ARTHUR
IPC: A21B3/00
Filed: 1963-04-09
Abstract: 1,005,614. Cake boards. A. BROWN & CO. (CONQUEAST) Ltd. May 25, 1964 [April 9, 1963], No. 14130/63. Heading A4A. [Also in Division B5] A cake board comprises a body cast in a mould and formed wholly or partly of plaster of paris, the body being wholly or partly covered by metal or plastics foil or paper. The body has a flat web 10 with an annular rim 11 and annular ribs 12, brown paper 15 and aluminium foil 16 being secured to the rim, and discs of aluminium foil 17 and cardboard 18 to the upper and lower faces, by, e.g. a synthetic plastics adhesive. Inflatable or flexible cores are used for shaping the mould is of flexible gelatine and is stripped from the body after it has set. Air spaces 14 and apertures 13 allow the bodies to be stacked for drying. In modifications the body has no moulded air spaces, and granulated cork or foamed plastic crumbs may be embedded in the plaster, or air bubbles or a substance producing a gas may be used to expand the plaster, for lightness.
Patent GB-1201642-A (GB)
Title: Improvements in or relating to motor-driven wheeled vehicles
Inventor: SLAY REGINALD ARTHUR
IPC: B62D61/04
Filed: 1967-03-28
Abstract: 1,201,642. Motor vehicles. R. A. SLAY. 18 March, 1968 [28 March, 1967], No. 14151/67. Headings B7D and B7H. A motor-driven wheeled vehicle capable of negotiating uneven terrain comprises a chassis 1, ground wheels 4 mounted for rotation about a common axis and driven by power propulsion means, and fore-and-aft outriggers 7 each having one end pivotally connected to the chassis and the other carrying a castor wheel 9 freely rotatable through 360 degrees, upward and downward movement of the outriggers 7 being controlled to oppose tilting of the chassis 1 about the axis of the wheels 4 by spring means connected between the outriggers and the chassis. Tension springs 11 connected adjustably to the outriggers 7 and to the frame 1 urge the castor wheels 9 in a downward direction against the resistance of compression springs 17 which are interposed between abutments 15 on the frame 1 and arms 13 depending from the pivot shafts 10 of the outriggers 7 and surround rods 14 carrying stops 16 for limiting upward movement of the outriggers. The ground wheels 4 are steerable about vertical pivot axes by means which may be as described in Specification 1,062,102. In another embodiment, Figs. 8, 9 (not shown), two transversely spaced outriggers are connected to each end of the chassis by rubber springs, and the pairs so formed on opposite sides of the vehicle are connected by cables to reversible power-drivewinches each operable to lower the outriggers and raise the driven wheel on that side of the vehicle from the ground. Hydraulically actuated brakes are provided for the driven wheels.
Patent GB-253138-A (GB)
Title: Improvements in caps for multi-filament electric lamps and similar apparatus
IPC: H01K9/04
Filed: 1926-06-04
Abstract: 253,138. Hermont, G., and G³nzburg, G. June 4, 1926. Multiple-filament lamps; holders.-In screwcap multiple-filament bulbs of the kind wherein one filament e, Fig. 1, is connected to a central stud contact a, and another filament f to a concentric annular contact b on the cap, the contact b is in the form of a spring having a depending portion embedded in the insulation of the cap. A holder to accommodate this bulb is provided with two corresponding centre contacts c, d, Fig. 2, connected by leads k, m to an external switch for selectively lighting the filaments. The cap forms a contact common to both filaments, and is connected by a lead l to the switch. The Specification as open to inspection under Sect. 91 (3) (a) comprises also the following :- In the construction shown in Fig. 4 (Cancelled), one central contact 1 is tubular and the annular contact 2 is rigid and lies above the contact 1. When this bulb is inserted into an ordinary holder, contact is made only with the annular contact 2, lighting the filament BC. To light the filament AC, a stud 7, Fig. 6 (Cancelled), is passed through the contact 2 without touching, it and is inserted into the contact 1, an insulating washer 8 being fitted on the stud if it is not desired to light both filaments simultaneously. This subject-matter does not appear in the Specification as accepted.
Patent GB-383953-A (GB)
Title: A method of and means for constructing tunnels for underground railways
IPC: E21D9/06
Filed: 1931-05-13
Abstract: 383,953. Tunnelling. JANSSEN, G., 4, Mecklenburger Allee, Charlottenburg, Berlin. May 13, 1931, No. 14184. Convention date, May 13, 1930. [Classes 68 (i) and 85.] Tunnels for underground railways are constructed by driving wall and roof plates 4 into the ground at an incline around a supporting frame 1, driving further plates 4a successively and excavating sufficient material at each stage to allow erection of a further supporting frame 1 at the rear of each set of plates, successive sets of plates overlapping ; the lining is then constructed in stages. At section B, Fig. 1, an insulating layer 6 is applied and at section C, lining layers 7 and a further insulating layer 8 are laid preferably only along the floor and lower sides ; at section D, floor beams 9 are laid and a roof lining positioned by means of plates 16, Fig. 7, pressed upwardly by blocks 17 and wedges 18 on brackets 19 secured to the supporting frames 1. At section E, roof beams 12, Fig. 3, longitudinal girders 15 and central and side columns are connected and forced upward by jacks 11 and struts 10, wedges and packing forced below the central columns, the lower parts of the side columns driven out by wedges inserted at 14 and wedges and packing inserted at 13. At section F, the supporting frames 1 are removed, at section G, the spaces between the floor beams are filled and at section H, the walls and roof are similarly completed. The supporting frames 1 are in two parts which may be forced apart by screws 26, Fig. 2, and have vertical columns 3, 20 .. 23 supported on hydraulic jacks. Supporting struts 31, 32, 33 are also provided, the struts 32 initially having a sliding connection with the bases of the columns 20, 23, and being secured thereto by wedges and bolts after adjustment of the roof beams by the hydraulic jacks. The wall and roof plates 4, 4a may be corrugated, and are connected at the upper corners by angle-plates 42, Fig. 2, with pin-and-slot connections ; a sliding joint is also provided centrally of the roof plates. Alternatively, profile irons 56, Fig. 11, may be employed in place of plates 4, 4a, and have tongues 50 and grooves 51 for connection and guiding surfaces 54, 55 for successive plates. Cement may be inserted in the overlap between the plates and grout may also be injected into the soil behind the working face preferably in layers corresponding to the distance between adjacent frames 1. Superposed railway lines are provided for transport of material, the lower line being sufficiently high to permit work beneath it.
Patent GB-902089-A (GB)
Title: Improvements in or relating to hair and like clippers
Inventor: OLIVER GEORGE FRANCIS NORRIS
IPC: B26B19/10
Filed: 1957-05-03
Abstract: 902,089. Dry shavers. OLIVER PELL CONTROL Ltd. Aug. 5, 1958 [May 3, 1957; July 31, 1957], Nos. 14243/57 and 24270/57. Class 131. A combined dry shaver and clipper head comprises a stationary, arched, shear-plate 7 of flexible sheet-metal or foil, a stationary trimmer comb 8 at one side edge of the shear-plate, and a spring-urged metal cutter 9 reciprocated longitudinally of the shear-plate and having an arched portion, co-operatively engaging the concave surface of the shear-plate, and a projecting toothed portion 10 co-operatively engaging the stationary comb 8. Opposite side edges of the shear-plate are secured, respectively, to a head frame 6 detachably mounted on the casing 1 and to the comb 8 which is secured to the frame. Upturned flanges 12 round slots 11 in the cutter 9 form lands co-operating with perforations in the shear-plate and the teeth 13 of portion 10 are parallel-sided, the cutter being slotted at 14, to increase resiliency, and at 16, 17, to resiliently engage tongues 18, 19, 20, of a plastic drive-plate 15 coupled to a plastic drive member 21 by engagement of the member in a slot 23 so as to be free to move relatively to the plate except in the direction of movement of the cutter. The cutter 9, also, has notches 25 receiving the ends of a C-spring 24 which engages a groove on top of the drive-member and acts on a line close to the side of the arched portion near the teeth 13 to urge the cutter towards the stationary cutting-parts, the enlargement 26 holding the cutter captive when the shear-plate is removed. Armatures 2, 3 of a vibratory electric motor, of the kind disclosed in Specification 885,711, mounted in the casing, are mechanically coupled to oscillate towards and away from each other under the influence of alternating current and a biasing spring 5, the drive-member 21 being U-shape with legs which pass on each side of the spring and which are moulded with cavities which fit slidingly over apertured plates 27 secured on opposite sides of the armature 2 by material of the member 21 forced into the apertures. In modifications the apertures in the cutter are circular or are in rows transversely of the cutter and are staggered or have convexly or concavely curved sides, and the flanges round the apertures are inclined to the surface of the cutter and are of graduated height. According to the first Provisional Specification the legs of the plastic drive member are removably secured to the armature by spring clips, locking means being provided, and a flexible dust-excluding seal of latex foam is provided.
Patent GB-118844-A (GB)
Title: Improvements in Smokers' Pipes.
Inventor: DUNHAM WILLIAM PEYTON
IPC: A24F3/02
Filed: 1918-09-02
Abstract: 118,844. Dunham, W. P. April 26, 1917, [Convention date]. Cleaners for tobacco pipes; tobacco pipes.-In order to remove any plug formed in the bore 3 near the bowl 1, an inclined bore 7 is formed in the stem to receive a match stick, pin, or cleaning-rod 11, and is normally closed by a rotary or sliding sleeve 8 mounted on a flanged slotted sleeve 8'. The rotary sleeve 8, Figs. 2 and 3, may be provided with an operating rib 10, perforated to receive the cleaning-pin 11. The sliding sleeve shown in Fig. 4 carries a cleaning-rod with a ball tip. The bore 7 may open into a space 6 and may serve as a collecting chamber for moisture, which can be blown out through the aperture 9 when the bowl is closed.
Patent GB-971936-A (GB)
Title: Automatic brushmaking machine
IPC: A46D3/06
Filed: 1963-04-10
Abstract: 971,936. Brush-making machines. CARLSON TOOL & MACHINE CO. April 10, 1963 [Sept. 27, 1962], No. 14340/63. Heading A4K. [Also in Division B3] In a drilling and tufing machine, two drills 32 and one tufer 33 serve two fixed brush working stations, into which brushstock blanks 11 are synchronously fed by means of pushers 19. The drills and tufter are mounted on a longitiudinally displaceable head 31 so that when the tufter is aligned with one of the stations, one of the drills is aligned with the other. When operating in their stations, stock holders 18 are controlled by main cam 21 in a known manner and the operative drill 32 and tufter 33 are reciprocated vertically. Between succesive brush fabricating steps, the sequential operation of pneumatic rams 45, 22, 26, 16 and 20 is controlled by valve operating fingers 66, 70 on discs 55. After completion of a brush, rams 47 and 22 are simultaneously operated to bring the head 31 into its new position and to present work holders 18 to shaft 13. The pressure in clamping ram 26 is released for a period, during which one ram 20 extends a pusher 19 to effect replacement of the completed brush by an unbored stock. Thereafter, ram 22 is retracted and ram 16 operated to fill the blank space on shelf 13 from a vertical magazine.
Patent GB-210692-A (GB)
Title: Improvements in the method of extracting juice and of obtaining fuel from sugar cane
IPC: C13B10/02
Filed: 1923-05-31
Abstract: 210,692. Mitchell, R., and Wuthrich, E. G. May 31, 1923. Drawings to Specification. Extracting sugar.-Sugar cane is crushed, but not milled in the ordinary way, finely shredded in a " Searby " or like shredder, and passed to a diffusion battery of ordinary type. The bagasse discharged from the diffusion battery is dried and used as fuel.
Patent GB-559604-A (GB)
Title: Improvements in centreless grinding or abrading machines
IPC: B24B5/18
Filed: 1942-10-14
Abstract: 559,604. Centreless grinding. CHURCHILL MACHINE TOOL CO., Ltd., and LONGTHORPE, H. Oct. 14, 1942, No. 14418. [Class 60] Means are provided for reciprocating the workpieces fixed but adjustable distances so that shoulders thereon will be brought against the side of the wheel which may comprise spaced parts of different diameter and contour. The wheels a, a<SP>1</SP>, a<SP>2</SP>, Fig. 1 and regulating wheels b, b<SP>1</SP>, b are set at an angle to one another and the workpiece x having shoulders g, h, i is reciprocated by a stop c which, as shown in Fig. 6, is operated by a hand-lever d against spring pressure. The wheel parts a, a<SP>1</SP>, a<SP>2</SP> may have a curved, or conically shaped contour.
Patent GB-561555-A (GB)
Title: Improvements in milling cutters
IPC: B23C5/18
Filed: 1942-10-15
Abstract: 561,555. Milling - cutters. SMITH, S. C. WINFIELD-. Oct. 15, 1942, No. 14461. [Class 83 (iii)] A milling-cutter has blades a. b of tungsten carbide, molybdenum or other alloy steel secured to the cast steel body by brazing, or electric welding, the inner margin of each blade fitting between oppositely facing surfaces in a slot in the body. The blades a are face cutters and the blades b edge cutters, the two being arranged alternately as shown. Each blade a fits in a recess i in the body and is secured to a block f formed integral with a rib d projecting outwards from the body and having converging sides p, Fig. 5. The blades b are arranged in pairs, as shown in Fig. 4, attached to blocks l formed integral with ribs k and fitting in slots o. The Provisional Specification refers to a modification in which the blades are secured by clamping screws and may be adjusted after wear or grinding.
Patent GB-235200-A (GB)
Title: Improvements in electrically driven fans
IPC: F24F7/007
Filed: 1925-06-04
Abstract: 235,200. Fr÷hlich, T. [Firm of]. June 6, 1924, [Convention date]. Fans combined with lamps; deflectors.-An electrically driven fan c has on its pressure side a curved plate d to deflect the air current and to carry an electric lamp g. The lamp and the motor driving the fan may be supplied with current from the same source.
Patent GB-439948-A (GB)
Title: Improvements in variable-speed gear selecting and shifting mechanism
IPC: F16H63/18
Filed: 1934-05-14
Abstract: 439,948. Variable-speed gearing. JONES & LAMSON MACHINE CO., Springfield, Vermont, U.S.A.-(Assignees of Twamley, W. E. ; Charlestown, Vermont, U.S.A.) May 14, 1934, No. 14553. Convention date, May 15, 1933. [Class 80 (ii)] A selector-bar 75 carries a number of selector-elements 90, 91, 92, each of which comprises a number of raised surfaces 95a, 95b, 95c, Fig. 9, of different heights, which surfaces enter between, and define the transverse position of spaced working faces 70 on shifter-rings 50, 51, 52, which rock about fixed axes 53 to operate levers 30, 37, 41, for shifting the three sliding pinions of a twelve-speed gear in a machine-tool. Selection is effected by turning the bar 75 whilst it is in an axially retracted position, the bar being then pushed back so that the faces 70 ride up the bevelled ends of the raised surfaces to introduce and lock the selected speed. The selector-bar 75 is moved axially and turned by movements, respectively in planes at right-angles, of a lever 102, Fig. 3, pivoted transversely to a rotatable bushing 78, slidably keyed to the bar 75, the lever having also a transverse pin 106 engaging a groove in the bar, the bushing and bar being locked by spring-loaded balls. A pointer on the bushing 78 co-operates with a fixed indicating-plate 121. The change-speed gear comprises a driving shaft 2, driven through clutches 9 or 10 by forward and reversely rotating driving wheels 7, 8 loose on the shaft. A first intermediate shaft 3 is driven at two speeds through a sliding pair 12 on the driving shaft 2, whilst a second intermediate shaft 4 is driven at three speeds from the first intermediate shaft 3, by means of a sliding pair 20, which can be meshed with any of wheels 16, 19, 17, the first two of which are secured to the shaft 3, whilst the wheel 17 is loose thereon and is of the same size as the fast wheel 19, but is driven at a different speed through a subsidiary countershaft 3a, having wheels meshing with the fast wheel 19 and a loose wheel 18, secured to the wheel 17. The second intermediate shaft 4 drives the final driven shaft 5 at two speeds, through a sliding pair 25, which has an intermediate neutral position. The operating handle 102 may control also starting, stopping, and reversing.
Patent GB-126555-A (GB)
Title: Method of and Apparatus for Casting Armour Plates.
Inventor: RANSFORD ROBERT BOLTON
IPC: B22D19/02
Filed: 1918-09-07
Abstract: 126,555. Ransford, R. B., (Foley, O. G.). Sept. 7, 1918. Casting processes; moulds.-A cooling medium is passed horizontally through the lower portion of a cast armour plate while cooling, and, if desired, a heating medium may at the same time be passed through the upper portion. Hollow metal cores F, which are to remain in the casting, are mounted with their ends projecting from the mould A so that the lower cores can be cooled by gas &c. from pipes P, and the upper cores heated by similar means. When the tubes F are in place, the openings K, Fig. 7, are filled with material such as fire-clay. The header C is made hollow or jacketed to retain the heat. Clamping moulds.-The mould is secured in position on the base, and the header on the mould by wedges engaging the lugs shown.
Patent GB-912940-A (GB)
Title: Improvements in or relating to struts and tie-rods
IPC: E21D11/28
Filed: 1959-04-29
Abstract: 912,940. Mine roof supports. HILL PORTER (NEWCASTLE) Ltd., and TALBOTT, A. C. April 28, 1960 [April 29, 1959], No. 14581/59. Class 20 (2). [Also in Group XXII]  A strut or tie-rod of channel-section U-shape or angle-section is formed with transverse slots c and relatively inclined slots b separated by outwardly bent over portions d, the arrangement being such that with the slots b engaging the edges of a flanged girder e or mine arch and the portions d bearing against the underside thereof the end of the strut may be turned over to urge the slots c into locking engagement with the said girder. In a modification, the inclined slot is replaced by one of quasi-keyhole shape, see the drawing accompanying the Complete Specification (not shown). Part or all of the portions d may be removed.
Patent GB-495969-A (GB)
Title: Improvements in and relating to radiators
IPC: F24H3/00
Filed: 1937-05-26
Abstract: 495,969. Radiator stoves. MIGLIAVACCA, A. H. May 26, 1937, No. 14618. [Class 126] In a self-contained radiator in which two or more radiator sections 7, 8, in the form of chambers interconnected by upper and lower conduits and containing liquid to be heated, extend radially outwards from a flue section 1 containing a flue pipe with a heat source such as an oil stove 10 at its lower end, the flue section 1 is composed of a chamber connected to the upper and lower conduits, and a tortuous flue pipe 2 extending up through the flue section and terminating in a cross-tube 3 leading out at both sides of the flue section so that its ends 4, 5 are just under the top conduit. The under-surface of the top conduit immediately above the flue outlets is roughened to facilitate the collection of solid combustion products. The flue section 1 may be square in horizontal cross-section, or flat. Three or more radiator sections may radiate from the flue section. A safety valve or safety plug with capillary opening may be provided in the radiator.
Patent GB-1330223-A (GB)
Title: Rotor for transverse flow blowers
IPC: F04D29/28
Filed: 1971-05-13
Abstract: 1330223 Making transverse flow blowers INTERNATIONAL STANDARD ELECTRIC CORP 13 May 1971 [18 June 1970] 14661/71 Heading B3A [Also in Division F1] A rotor 1 for a transverse flow blower is made by forming a metal blank into a cylinder closed at one end, cutting and stamping a set of inwardly directed blades 3 along a part of the cylinder, the blades extending from the closed end, inserting an annular stiffening element 5 in the cylinder in abutment with the blades and cutting and stamping a further set of blades so as to hold the element 5 in place. Additional stiffening elements may be added as required and finally a disc 2 is attached to the open end of the cylinder. The metal blank is made by cold extrusion.
Patent GB-240409-A (GB)
Title: Improvements in the manufacture of friction bodies for brakes and clutches
IPC: F16D69/00
Filed: 1925-06-05
Abstract: 240,409. Kirchbach'sche Werke Kirchbach &. Co. Sept. 27, 1924, [Convention date]. Addition to 236,903. Void [Published under Sect. 91 of the Act]. Clutches, friction. - The method of producing friction bodies for clutches &c. described in the parent Specification, is modified for the manufacture of segmental or hollow cylindrical friction bodies. The bodies may be formed by winding the threads &c., which may comprise hempen cords or brass wire, on a wide former of the required diameter and so arranging them that they cross the former once or twice in each revolution, the wound body, when fixed, being, if necessary, cut into a number of segments. Or as shown in Fig. 3, the threads 3 need not be crossed, cross threads 7 being then wound in to assist cohesion. The countersunk holes for the rivets used to fasten the body to its support may be formed during winding by attaching suitably shaped formers to the winding-drum, and the threads may then be led round them, as shown, instead of being caused to encircle the drum, to produce a segmental lining. The rivet holes may, however, be formed in the manner described in Specification 233,304. Any desired shape of former may be used, and individual threads or wires may be stretched over its surface instead of being wound thereon.
Patent GB-482027-A (GB)
Title: Method of manufacturing permanent magnets with well-defined poles
IPC: H01F7/02
Filed: 1937-05-27
Abstract: 482,027. Making magnets. BOHLI, J. May 27, 1937, No. 14702. Convention date, May 27, 1936. [Class 83 (ii)] A method of manufacturing permanent magnets consists in welding polepieces of soft iron to prepared surfaces of the cast steel magnet body, hardening the welded pieces, machining the polepieces which may have become distorted, and finally magnetizing the whole. The body may be cleaned at the welding surfaces by sand, by grinding, or other mechanical or chemical means.