baber/WOPTO huggingface dataset:
Patent GB-1271678-A (GB)
Title: Improvements in or relating to presses
IPC: B27F7/15
Filed: 1969-07-14
Abstract: 1,271,678. Nailing presses; presses. AUTOMATED BUILDING COMPONENTS (N.Z.) Ltd. 14 July, 1969 [15 July, 1968], No. 35274/69. Headings B4C and B5F. A press for inserting multi-nail plate fasteners 16 into timber members 17 to form trusses, comprises a stationary lower plates 2, a frame comprising two transverse beams 12 extending between end frames 8 and movable on rails 3 along the lower platen, an upper platen 5, and means including levers 22 for supporting the upper platen on the frame and for moving said upper platen towards and away from the lower platen. The means further includes a double acting ram 19. Each lever 22 is pivoted at one end to the frame and is operatively connected at the other end to the piston 20 of the ram. A pressure pad 49 is provided on each lever, and inclined surfaces 29 supporting rollers 28 are provided on the upper platen. In operation extension of the ram causes pads 49 to impart a force to the upper platen via the rollers and surfaces 29. When the ram is retracted the upper platens is lifted by angle brackets 50 engaging resilient washers 51 on rods 32 pivotally connected to the platen 5. The beams 12 are mounted between the ends of pairs of channel members 39 which are mounted for vertical movement on the end frames. Adjustment of the lower pair of members 39 of each end frame is effected by rotating handle 13 attached to screw 41 threadedly engaged with a bore in plate 40 after resilient members 14 have been removed, rod 61 placed below the ram and the ram extended. Movement of the beams upwardly during a pressing operation is absorbed by the resilient members 14, and movement of the end frames upwardly during a pressing operation is prevented by pairs of plates 10 engaging under rails 3. The platen 2 is formed of reinforced concrete mounted on a sand fill with a polythene sheet placed between the platen and the sand fill. An operator's platform 58 is provided. A motor 57 and pump 56 supply fluid to the ram 19. The frame is driven along the rails by a motor (59) (Fig. 2, not shown) via a reduction gearing and a chain and sprocket mechanism. Each lever 22 is V-shaped in plan (Fig. 2, not shown).
Patent GB-472679-A (GB)
Title: Dentrifice and method of making same
IPC: A61K8/31
Filed: 1935-12-20
Abstract: A dentifrice comprises a cleansing agent, e.g. soap or borax, an antiseptic, a polishing agent, e.g. calcium carbonate, and a sufficient quantity of wax, e.g. ceresine, to form a thin protective coating on the teeth when brushed regularly with the dentifrice.  A suitable composition consists of sodium perborate, magnesium oxide, sodium bicarbonate, sodium chloride, calcium carbonate, powdered borax, powdered castile soap, ceresine, soluble saccharine, menthol, thymol and flavouring substances. The mixture is compounded with the aid of ether which is then evaporated and the material reduced to powder.
Patent GB-522260-A (GB)
Title: Improvements in gear boxes particularly for motor vehicles
IPC: F16H3/26
Filed: 1938-12-03
Abstract: 522,260. Variable-speed gearing. FODENS, Ltd., FODEN, W., and TWEMLOW, E. Dec. 3, 1938, No. 35307. [Class 80 (ii)] A second lay shaft c is continuously driven from a lay shaft b provided with a loose wheel r with a splined extension p carrying a wheel o. Low speed is attained when wheels o and q are clutched together, wheel g being moved to engage wheel r. A lower speed is attained by moving wheel o to engage wheel s. Top speed is attained by clutching wheels i, e together, second speed is attained by train i, j, k, e, and third speed by train i, j, m, f.
Patent GB-1501397-A (GB)
Title: Collapsible table
IPC: B60N3/00
Filed: 1975-07-21
Abstract: 1501397 Tables C E TOWNSHEND 21 July 1975 [10 Aug 1974] 35324/74 Heading A4H A car table comprises a top 30 having at one end hinged long legs 36 that rest on the floor and at the other end hinged short legs 34 that rest on the seats, further hinged short legs 38 may also be provided as an alternative to the long legs 36. Legs 36 can be locked at any angle to top 30 by a wing nut 44 and bolt 43 to alter their effective height for different seat heights.
Patent GB-800961-A (GB)
Title: Improvements in garden hoes
IPC: A01B1/08
Filed: 1953-12-21
Abstract: 800,961. Garden hoes. WILKINSON SWORD, Ltd and RANDOLPH, H. B. Dec. 21, 1954 [Dec. 21, 1953], No. 35528/53. Class 6(2). [Also in Group XXIII]. In a garden hoe having an elongated blade 14 which is normally used in a horizontal position with the rear edge 14a perpendicular to the direction of to and fro movement one end of the blade is riveted to a curved tang 15 which is bent so that the blade is positioned centrally with respect to the longitudinal axis of the handle, the blade increasing in width progressively from adjacent the riveted end towards the other end 14c which is inclined inwardly towards the centre of the blade when considered from the front edge 14b. The blade is bevelled on the front and rear edges 14b, 14a-and on the end 14c. The under-surface of the blade is concavely curved. Specification 756,928 is referred to.
Patent GB-1074214-A (GB)
Title: Modification of foamed synthetic resins
Inventor: WAAG THEODOR
IPC: C08J9/36
Filed: 1965-08-19
Abstract: Foamed synthetic resins are modified by a process wherein an anisotropically elastic foam obtained from a mono-, di- or tri-methylol ketone or a mixture thereof by condensation or obtained by the condensation of a pre-condensate produced from a mono-, di- or trimethylol ketone or mixture thereof by mild heat treatment (see Specification 978,532) is irreversibly consolidated by pressure.  The pressure applied is preferably 10 to 30 Kg/cm.2 at a temperature of 100 DEG  to 120 DEG  C., or 30 to 100 kg/cm.2 in the cold.  The process may be applied to comminuted scrap material.  The anisotropic foam is suitably formed using an alkali metal hydroxide or alcoholate catalyst and an ethoxylated surface-active agent.
Patent GB-904303-A (GB)
Title: Improvements in or relating to bearing assemblies
IPC: F16C25/08
Filed: 1959-10-21
Abstract: 904,303. Bearings. GOUDGE, A. E. (McCallum, N. C.). Sept. 30, 1960 [Oct. 21, 1959], No. 35673/59. Class 12 (1). In a thrust bearing assembly means are provided for preventing the rotation of an inner race 6 relatively to a non-rotatable shaft 1. The assembly has a pair of axially-spaced taper roller bearings 3, 3<SP>1</SP> mounted on the non- rotatable shaft 1 and has a sleeve 2 having inwardly-directed lugs 4 which are abutted by one outside race 5 of the bearings, the other outside race 5<SP>1</SP> being engaged by a member 11 which threadably-engages the sleeve 2 and on being tightened transmits axial pressure to the bearing 3. The member 11, having a flange 11a is locked to the sleeve 2 by studs 12. The shaft is increased in diameter at 7 and a spring 8 mounted thereon urges two floating washers 9 against the inner races 6 to provide a cushion for radial shocks received by the bearings. The drawing shows a vehicle track wheel 14 having a flange 15 by which it is attached by studs 16 to the sleeve 2. The inner faces are held against rotation by the washers 9 which are connected to the shaft 1 so as to allow axial movement of the washers but prevent rotation thereof. The washers may have protruding studs 17 fixed thereto which enter holes in the portion 7 of the shaft, alternatively the studs 17 may be held in bores in a face 7a of the portion 7 so that domed heads 17a of the studs are slidably received by holes 18 in the washers. The spring 8 may be replaced by a series of helical springs housed in bores passing through the portion 7. Specification 889,176 is referred to.
Patent GB-1106581-A (GB)
Title: Improvements in and relating to expandable thermoplastic synthetic resin
Inventor: SASSA NAGAMASA
IPC: C08J9/16
Filed: 1966-08-10
Abstract: Expandable thermoplastic resins ar prepared by forming a mixture containing at least 80% by weight of a thermoplastic synthetic resin and not more than 20% by weight of at least one foaming agent selected from aliphatic hydrocarbons and halogenated aliphatic hydrocarbons, said foaming agent having a lower boiling point than the softening point of said resin, heating the mixture under higher pressure than the saturated vapour pressure of said foaming agent, extruding the gel obtained into a mould or solidifying compartment maintained at a lower temperature and pressure to control the foaming of the gel, and allowing the gel to solidify.  Specified resins are vinyl-chloride resins, vinyl acetate resins, methacrylic ester resins, acrylic ester resins, vinyl aromatic resins, olefinic resins and copolymers of these resins. They may be employed singly or in combination of two or more types.  Organic solvents, plasticizers, slipping agents (e.g. zinc stearate), colouring agents, and substances which may form nuclei for gas forming from the foaming agent (e.g. silica, pearlite, bentonite, mica, calcium carbonate and wood) may also be present.  Examples are given in which polystyrene, acrylonitrilestyrene copolymer, styrenebutadiene copolymer, polymethylmethacrylate resin, and vinyl chloride-vinylacetate copolymer are used.
Patent GB-368773-A (GB)
Title: Improvements in or relating to hydraulic jacking attachments on vehicles
IPC: B60S9/12
Filed: 1930-11-28
Abstract: 368,773. Jacking attachments on motor vehicles ; hand driving-mechanism. GAUTHIER, R., 25, Avenue de la Laiterie, Cointe-Liege, Belgium. Nov. 28, 1930, No. 35834. [Classes 79 (iii) and 136 (ii).] In a fluid-pressure jacking attachment for motor vehicles, means are provided for lifting the wheel axle with the frame, comprising an auxiliary cylinder 59 attached to the jack casing 65 and connected by a byepass 63 to the fluid inlet so that, when oil under pressure is admitted to the jack, a plunger 62 in the form of a sliding bolt in the cylinder 59 is forced out against the action of a spring 61 into supporting engagement with the wheel axle, the vehicle spring or the arm or lever of a shock absorber associated therewith. The jack, which is attached to the vehicle frame, comprises a plunger 68 in an inner cylinder 66 between which and the casing 65 is housed a retracting spring 73 the lower end whereof is secured in a foot 70 which, with an interposed washer 72, normally closes the end of the casing. The jack is in communication through a duct 75 with a cylindrical reservoir 76, Fig. 2, from which oil is forced upon inward movement of a piston 77 under the pressure of a screwed rod 81 threaded through an end fitting 80 and adapted to be rotated by a crank handle 83, Fig. 3, having hand grips 83a, 83b, affording different leverages. An antifriction ball 86 is carried at the end of the rod and a nut 82 thereon provides a regulating stop. The fluid returns to the reservoir under the return action of the jack spring 73 when the screwed rod is withdrawn by reverse rotation. To enable the oil in the reservoir 76 to be replenished if, owing to leakage &c., the piston 77 should occupy a position such as indicated at Y upon retraction of the jack, a supply tank 92, Fig. 5, is placed in communication with an orifice 76a in the cylinder by being screwed into a nozzle 88 after removal of closure members 89, 94. The threaded rod 81 is then removed and the piston withdrawn to the extreme end of the cylinder by means of a tool such as shown in Fig. 4, causing reduction of internal pressure, whereby oil is drawn from the tank 92 when, by unscrewing a stop 93, atmospheric pressure is admitted thereto.
Patent GB-399680-A (GB)
Title: Process of and apparatus for effecting adsorptions
IPC: B01D53/04
Filed: 1932-12-17
Abstract: <PICT:0399680/III/1> <PICT:0399680/III/2> <PICT:0399680/III/3> In a process wherein several adsorbers in different stages of exhaustion are arranged in parallel, all the adsorbers are charged for the same length of time but the rate of flow of the gas to each one is controlled in accordance with its capacity.  The control is effected by means of throttling devices which produce the minimum possible loss of pressure.  Examples of such devices are (1) a pair of mutually displaceable overlapping members 1, 2, Figs. 1 and 2, having openings of parabolic form, (2) a venturi tube 1, Fig. 4, having an adjustable stream-lined body 2, (3) an iris diaphragm, (4) a multistop diaphragm, (5) a rectangular conduit at opposite sides of which two adjustable converging curved flaps are hinged.  In each modification annular spaces 8, 7, Fig. 4, are provided, communicating with the conduit respectively before and after the throttling device and connected by a manometer 4 whereby the decrease of pressure is measured.
Patent GB-448560-A (GB)
Title: Improvements in or relating to power transmission mechanism for aircraft
IPC: B64C27/12
Filed: 1934-12-14
Abstract: 448,560. Propelling aircraft. YOXALL, J., York House, Deganwy, Carnarvonshire, and PROPELLO INVENTIONS, Ltd., 105, Cheyne Walk, Chelsea, London. Dec. 14, 1934, No. 35947. [Class 4] [See also Group XXIX] An aircraft includes power transmission mechanism comprising a hydraulic coupling having two or more relatively rotatable elements, one of said elements being releasably connectible with an aircraft engine, and another of said elements being connectible with a lifting or stabilizing rotor. As shown, a flange 1 on a shaft 2 carried in bearings 3, 5 is connected to an aircraft engine. One element 7 of a dog-clutch is splined on the shaft 2 which carries through bearings 22, 23 the primary element 14 of a hydraulic coupling to which is secured the other element 12 of the dog-clutch. The secondary element of the coupling is mounted on a shaft 18 supported on bearings 26, and carrying a bevel wheel 21 through which the drive is communicated to the rotor. The coupling may be of the kind described in Specifications 414,641 and 448,159, [both in Group XXIX], and a clutch may be provided in the drive adjacent the rotor.
Patent GB-801927-A (GB)
Title: Improvements in pointer-securing means for electrical instruments
IPC: G01D13/22
Filed: 1956-11-26
Abstract: 801,927. Pointer securing means for moving coil instruments. SANGAMO WESTON, Ltd. Nov. 26, 1956 [Nov. 25, 1955], No. 36072/56. Class 37. [Also in Group XIX] An electrical moving coil instrument has a pointer 28 secured to the pivot base by a member 17, of spring material, force fitted to the pivot base. The member has a stellate hole, some prongs of which bite into the portion 13 of the pivot base to prevent axial and rotational movement while others serve to locate the member. The member also has two bent-up portions 24, 25 for the anchoring of the hair spring 30 and an arm 32 to assist in balancing. The pivot base and pointer may be constructed so as to prevent relative movement or the member may have punched depressions 22 to secure the pointer against rotational movement.
Patent GB-780441-A (GB)
Title: An improved process of preparing butter fat
IPC: A23C15/14
Filed: 1954-12-14
Abstract: In preparing butter fat from butter, the butter is melted to a liquid condition at a temperature not greater than 120 DEG F., aqueous and curded portions are removed in one or a number of separators, the separated butter fat is pasteurized at 150 DEG -200 DEG F., residual water is removed, e.g. in a vacuum dehydrator, and the butter fat is then immediately cooled.  Further aqueous and curded portions may be removed between the pasteurisation and the removal of the residual water.  To effect the melting of the butter, blocks may be fed down a shoot on to a rotating steam heated disc.  The product is employed for adding to skim milk powder in the reconstitution of whole milk. The removal of the aqueous and curd portions before pasteurization avoids cooked flavour in a reconstituted milk made with the butter fat.
Patent GB-817497-A (GB)
Title: Laminated magnetic core
IPC: H01F27/245
Filed: 1956-11-27
Abstract: 817,497. Transformers and inductors. ALLMANNA SVENSKA ELEKTRISKA A.B. Nov. 27, 1956 [Dec. 9, 1955], No. 36209/56. Class 38 (2). A magnetic core comprises rectangular laminations assembled to form yokes and legs, three leg laminations 15, 16, 21 being associated in overlap joint relationship with three yoke laminations 17, 18, 22 at one end and with a similar set at the other end, so that for the whole core a group of twelve laminations extend through a thickness equal to the thickness of four laminations. A number of such groups may be assembled together to form the core. Cores with three or more legs may be made.
Patent GB-1172977-A (GB)
Title: Improvements in or relating to Demodulation Systems
Inventor: HERMAN RALPH BERTRAND
IPC: H04L27/20
Filed: 1965-11-23
Abstract: 1,172,977. Demodulators. PLESSEY CO. Ltd. 23 Nov., 1966 [23 Nov., 1965], No. 36252/69. Divided out of 1,172,974. Headings H3A and H3Q. In a demodulator of the type in which a modulated signal is multiplied by quadrature components of a locally generated carrier to produce two message components, the two components are fed to an inverse function generator which multiplies the first by the differential of the second, the second by the differential of the first, and then subtracts one product from the others to produce the required message signal.
Patent GB-432712-A (GB)
Title: Improvements in electric furnaces
IPC: H05B11/00
Filed: 1933-12-27
Abstract: 432,712. Electric furnaces. RENNERFELT, I., 14, Torgerdsvõgen, Djursholm, Stockholm. Dec. 27, 1933, No. 36408. Convention date, Dec. 31, 1932. [A Specification was laid open to inspection under Sect. 91 of the Acts, June 25, 1934.] [Class 39 (iii)] An induction furnace with an open magnetic core 4 having polepieces 5, 6 adjacent the hearth is provided with one or more arcing electrodes 18, 19 arranged in the upper part of the furnace. Cooling tubes 9, 10, 11 for the core are provided. The polepieces 5, 6 are secured to a jacket 14 of aluminium or bronze by brackets 12 of material of low permeability. Pole shoes 25 may be provided on the polepieces 5, 6 and the polepiece 5 may be omitted. In a modification, an annular core arranged under the hearth is provided with a number of vertical polepieces. Specification 432,711 is referred to.
Patent GB-404803-A (GB)
Title: Improvement in knitting machines
IPC: D04B7/04
Filed: 1932-12-28
Abstract: 404,803. Knitting-machines. TERADA, Y., 43, Sonezaki-Naka-2-Chome, Kita-Ku, Osaka, Japan. Dec. 28, 1932, No. 36656. [Class 74 (ii).] A knitting-machine has two needle beds 1 arranged so that they may be inclined to or parallel with one another, in each of which positions the needles 3 of the two beds do interfere with or cross one another. A thread guide 4 is provided for each needle bed.
Patent GB-1473255-A (GB)
Title: Pulling over and toe lasting machines
IPC: A43D21/18
Filed: 1975-09-05
Abstract: 1473255 Toe pulling over and lasting machines INTERNATIONAL SHOE MACHINE CORP 5 Sept 1975 [12 Sept 1974] 36715/75 Heading A3B A toe pulling over and lasting machine utilises 6 pincers assemblies 94, 96 located on a pincers base 92. Assembly 94 is a toe pincers assembly, the assemblies adjacent thereto are corner pincers assemblies, those remote from the toe pincers are ball pincers assemblies whilst the remaining ones are prepart pincers assemblies. Each assembly has a motor 98 which normally holds jaws 112, 114 in a raised position. A further motor 102 is slidable in motor 98 and controlls a cam 134 that can pivot jaw 114 into a gripping position. An insole rest 60 is pivoted to the top of mount 58 which is in turn mounted to the top of a toe post 20. The toe post is movable vertically by motor 16. Within the post 20 a further motor 62 controlls movement of a cement applicator 68. In operation a shoe assembly is presented bottom-down to the machine on insole rest 60. The assembly consists of an insole a last and an upper draped over the last. The pincers are operated to grip the margin of the upper with, a relatively heavy gripping force. When post 20 is moved upward the gripping pressure of all the pincers bar the-ball pincers is relieved so that slipping can take place between the pincers and the margin. The ball pincers may be moved downward and motor 86 may be activated to pivot lever 80 and force rest 60 upwardly. When post 20 reaches its upper position, determined by pin 46 engaging actuator 56, the other pincers reassert a heavy gripping force on the margin. Other operational features of the machine are as described in Specifications 1341967 and 996113.
Patent GB-970929-A (GB)
Title: Improvements in devices for lighting and controlling gas-heated apparatus
IPC: F23Q9/04
Filed: 1963-09-18
Abstract: 970,929. Burners. JUNKERS & CO. G.m.b.H. Sept. 18, 1963 [Sept. 27, 1962], No. 36737/63. Heading F4T. A housing 15 for a gas pilot burner 10 and two holders 16, 17 for a lighter 11 and a thermoelement 12 are formed integrally with a flanged mounting plate 18 adapted to close an aperture in a gas heated apparatus. The lighter 11 is either a spark plug or a heater filament and the thermo-element 12 is connected -to a thermoelectric safety device. The pilot burner may have two gas ducts of different cross-sectional area, one of which can be shut off.
Patent GB-435837-A (GB)
Title: Improved grinding and abrading disc
IPC: B24D5/16
Filed: 1934-12-22
Abstract: 435,837. Grinding - wheels. OFFENBACHER AKT.-GES., E., Marktredwitz, Bavaria, Germany. Dec. 22, 1934, No. 36848. Convention date, Dec. 28, 1933. Addition to 403,567. [Class 60] A grinding-wheel for shaping stone &c. comprises a crown or ring of abrading-material supported by a core consisting of two parallel discs of wire netting. In the construction shown in Fig. 1, as applied to wheels employing a bond of artificial or synthetic resin, the abrasive ring 1 has the peripheries of the wire netting discs 4<a>, 4<b> embedded therein. When ceramic bond is employed, requiring treatment at high temperature, the abrasive ring 1, Fig. 2, is formed with a dovetail section internal rib 3, which is engaged by correspondingly shaped rings 5<a>, 5b soldered to wire netting discs 4a, 4b having soldered thereto rings 6<a>, 6<b> engaging in recesses in a central hub portion 9, the rings 5<a>, 5b being pressed against the rib 3 by bolts 2, and the discs being secured to the portion 9 by parts 8, 10 and a nut 11. The Specification as open to inspection under Sect. 91 comprises also a construction wherein a single wire netting disc is employed, either embedded in the abrasive ring or clamped to an internal rib thereon. This subject-matter does not appear in the Specification as accepted.
Patent GB-1116835-A (GB)
Title: Sealing strips
Inventor: HURST JOHN
IPC: E04B1/68
Filed: 1964-09-09
Abstract: A sealing strip comprises a resiliently compressible core surrounded by a layer of waterproof pressure sensitive adhesive from 1/32 to 1 inch thick.  The pressure sensitive adhesive may be a bituminous rubber composition, e.g. natural or synthetic rubber such as polychloroprene, butyl rubber, oil based mastic, rosin or rosin derivatives.  The core may be of foamed natural or synthetic rubber, or a foamed synthetic polymer e.g. polyurethane, polyvinyl chloride, polychloroprene, polyethylene or butyl rubber. The cross-sectional area of the strip may be the same as that of a circle of diameter 1/4 to 6 inches.  The strip may be of circular or rectangular cross-section.  The strip may be formed by coating the core with a hot adhesive composition or by cold-extension of the adhesive composition around and onto the core.  The sealing strip is used to seal a joint cavity between two surfaces, at least one of which may be of concrete, by pressing the strip into the cavity.  The strip prevents or minimizes the passage of water or moisture through joints between concrete, brickwork, masonry, stonework, metal, plastics, timber or other materials used in construction.