baber/WOPTO huggingface dataset:
Patent GB-970401-A (GB)
Title: Cathode assembly for electron tube
IPC: H01J1/20
Filed: 1961-02-09
Abstract: 970,401. Thermionic valves. RADIO CORPORATION OF AMERICA. Feb. 9, 1961 [March 14, 1960], No. 4933/61. Heading H1D. An indirectly-heated cathode sleeve 40 is in contacting, telescoped engagement with a support sleeve 36 which is distorted from a generally polygonal transverse cross-sectional shape when in its free state, by engagement of the cathode sleeve thereover. As shown, sleeve 36 is of generally hexagonal cross-section with rounded corners 54 and slightly convex sides 56, its greatest exterior transverse dimensions before insertion into emissive sleeve 40 being greater than the interior diameter of circular sleeve 40, so that after insertion it is distorted to a more nearly circular cross-section. During assembly, all the components of the tube except for cathode sleeve 40 and ceramic or metallic envelope shell 46 are brazed together after which the sleeve 40 is placed over sleeve 36, and during exhaust, bake-out and sealing of shell 46 to ceramic header 12, the sleeves 36, 40 are sintered together.
Patent GB-264035-A (GB)
Title: Improvements in or relating to smokers' companions, ash-trays, match or cigarette containers and like smokers' requisites
IPC: A24F19/10
Filed: 1926-02-20
Abstract: 264,035. Howell, B. C., and Howell &. Co., Ltd., H. Feb. 20, 1926. Ash-trays.-In a smoker's companion, comprising an ash-tray 13, a match or cigarette container 14, and a striking-surface 15, a switch is arranged to be closed if one of the elements of the device is used. As shown, an ornamental figure 16 with translucent apertures 17 encloses an electric lamp 18 which is in circuit with a battery 11 and switch contacts 20, 15. The upper surface of the movable contact is formed as a match-striking surface 15. A dash-pot or the like may be fitted to delay the opening of the switch. In modifications, the switch may be operated by the opening of a lid of a cigarettecontainer, or by other hand operated part.
Patent GB-212255-A (GB)
Title: Improvements relating to apparatus for drying and otherwise treating sliver
IPC: F26B13/00
Filed: 1924-02-27
Abstract: 212,255. Werner, F. March 1, 1923, [Convention date]. Drying fibres in long leragths. - Slivers to be dried are passed through drawing-mechanism c and in a zigzag path through a drying-chamber having supporting sieves i and a heater h. The slivers then pass through a moistening-chamber k and drawing-mechanism m.
Patent GB-238471-A (GB)
Title: Improvements in or relating to attachments for securing brakes and other parts to the handlebars of cycles and like machines
IPC: B62L3/02
Filed: 1925-02-24
Abstract: 238,471. Tovey, W. Feb. 24, 1925. Brake mechanism; control mechanism.- An attachment for securing brake roller levers &c. to the handle-bars of cycles &c. comprises a pair of angle brackets, formed for example of a single piece of sheet-metal, with a spacing- member 7, Fig. 5, the outwardly-projecting limbs 6 of the brackets being pierced with bearings 10 for the roller lever. The attachment may be formed from a sheet-metal blank, Fig. 3, the wings 2 of which are bent against the end portions 3 to form ends of double thickness, which are then bent at right angles to the part 1 to form the limbs 6. The part 1 forming the spacing-member 7 is shaped to a concavity 8 to fit the handle-bar.
Patent GB-212257-A (GB)
Title: Improvements in or relating to starting apparatus for motors
IPC: H01H83/12
Filed: 1924-02-27
Abstract: 212,257. Vandenborre, F. Feb. 28, 1923, [Convention date]. Void [Published under Sect. 91 of the Act]. Controllers, multiple rocking bar; controllers, actuating.-An automatic starter for short-circuiting sections of resistance comprises a number of pivoted contact levers 3, one for each resistance section, actuated successively by cams on a shaft 7 which is rotated stepwise through ratchet and pawl mechanism by an electromagnet 28. The magr.et is energized any required number of times by current passing through a switch composed of a metal cylinder 31 rolling over detached contacts 30 let into insulating rails 29, the rails being being tilted by an electromagnet when the motor circuit is completed. In addition to the actuating pawl 20, a stop pawl 10 retains the ratchet shaft in position after each stroke, and is adapted to release it on the failure of a no-voltage magnet 16. When released the shaft is returned by a spring, and all the contact levers are moved to their " off " positions.
Patent GB-177004-A (GB)
Title: Improvements relating to brushes
IPC: A46B3/12
Filed: 1921-02-14
Abstract: 177,004. Leng, A. C., and Leng, A. S., (trading as Leng & Sons, C. H.). Feb. 14, 1921. Strengthened handles; fixing by sockets of special form. - In a paint or like brush the ferrule b has one edge provided with a number of tongues a adapted to engage slots c formed in the other edge. The interengaged parts may be held together by soldering or by forming a. groove or indent along the exterior of the joint or the tongues may be given a curved formation in a transverse direction so that when flattened, after insertion into the slightly narrower slots, they are held against withdrawal.
Patent GB-361744-A (GB)
Title: A lockable expandible stopper for bottles and the like
IPC: B65D39/12
Filed: 1931-02-18
Abstract: 361,744. Stoppers for bottles. BERGER, V. P., 18, Wollzene, Vienna. Feb. 18, 1931, No. 5111. [Class 125 (iii).] A bottle stopper of the pickle-jar type comprises a wing-nut e for operating the discs b, c and a nut f in a recess in the plate c which is operated by a special spanner. The rubber member a may be replaced by a thin walled air filled ring to prevent inward bulging when the discs b, c approach each other. The screw d may be hollow and have a cap at its outer extremity through which the contents of the bottle may be dispensed.
Patent GB-1048463-A (GB)
Title: A pneumatic suspension levelling device for vehicles
IPC: B60G17/052
Filed: 1964-02-06
Abstract: 1,048,463. Air suspension valves. FABBRICA ITALIANA MAGNETI MARELLI S.p.A. Feb 6, 1964 [Feb. 7, 1963], No. 5130/64. Heading B7D. A levelling device of an air suspension system comprises a piston 34 which is moved downwards by spring 50 when a pressure air supply to chamber C from inlet 62 is cut off or falls to close the passage between piston flange 52 and seal 54 isolating the outlet 64 to the air springs from the levelling valve which comprises a spring- loaded valve 40 seating in piston 34 and a hollow pushrod 30 responsive to suspension movements through ball 28, rotary cam 14 and arm 18. In operation when the air pressure in chamber C is sufficient to raise piston 34 air is supplied to outlet 64 for levelling when valve 40 is displaced downwardly by pushrod 30 and returns from outlet 64 when cam 14 rotates clockwise and spring 32 raises the hollow pushrod first seating valve 40 and then permitting air to pass through the central passage and bores 72 of the pushrod, the castellated top 74 of piston 34, passages 76 and 78 and a dustguard (Fig. 2, not shown). In an alternative embodiment (Fig. 3, not shown) a piston 34a is pushed down against a spring 100 when the inlet air pressure is sufficient opening a passage between seal 104 and annular ridge 102 of the piston and thus connecting the passage 70a leading to the air springs with the levelling valve which includes valve 40a, check valve 94 and pushrod 30a.
Patent GB-1521866-A (GB)
Title: Water separation cell
IPC: H01M8/06
Filed: 1977-02-08
Abstract: 1521866 Fuel cell-removing reaction H 2 O SIEMENS AG 8 Feb 1977 [12 March 1976] 05195/77 Heading H1B A cell for removing reaction H 2 O from the electrolyte of a fuel cell comprises a first chamber 12 and a second gas chamber 18 separated by a porous diaphragm 11, the first chamber being divided into an electrolyte subchamber 14 and a smaller subchamber 15 by a cross-piece 13, the gas chambers containing condensation surfaces 17 which contact cooling chambers 20. In use, electrolyte passes into the upper sub chamber, H 2 O vapour passes through the porous diaphragm into the second chamber 18, condenses on 17, the condensate collecting at the bottom of 18 is forced through 11 into 15 by gas pressure in 18. The diaphragm may consist of asbestos, the diaphragm area which separates the lower subchamber from the second chamber is from 5-20% of the area separating the upper chamber from the second chamber.
Patent GB-113361-A (GB)
Title: Improvements in or relating to Agricultural Tractors.
Inventor: NILSON NILS
IPC: A01B59/06
Filed: 1917-04-13
Abstract: 113,361. Nilson, N., and Nilson, L. April 13, 1917. Ploughs; harrows; seed distributors. - A tractor for ground-working implements is provided with draught connexions, such as chains 35, to the implements 26 and a yoke 16 straddling the traction wheel 13 so that a downward pull is exerted on the traction wheel. By manipulating the pivoted bar 17, the driver may regulate the period of lifting. The depth of the furrow is controlled through the frame 21', the bell-cranks 22, and the lever 25. The twisting of the machine is compensated for by the rotation of the plates 29', and the pins thereon limit the rotation of the pivotal connexions of the beams 27 with the rear portion of the tilting frame 21<1>. The adjustable chains 35 are connected to the beams 27 and to the yoke 16 at a point above the traction wheel. When the bar 17 is tilted, the bail 36 is lifted, and by means of quadrants 39 of varying size, the ploughs &c. are lifted one at a time.
Patent GB-981809-A (GB)
Title: Improvements in or relating to openers for hair grips
IPC: A45D8/18
Filed: 1963-02-08
Abstract: 981,809. Hairdressing appliances. REXALL DRUG & CHEMICAL CO. Feb. 8, 1963 [March 12, 1962], No. 5284/63. Heading A4V. [Also in Division B8] An opener for kirbygrips comprises a channel member 12 of rigid material, e.g. plastic, having a plane surface 14 intersecting a concave surface 16 at an edge 17 the included acute angle being greater than the angle between the straight and kicked up ends 26, 28 of the legs of a grip which are splayed when the grip is pressed down on the opener. The ends of the legs have enlarged cushion head 30 of plastic or rubber and the grip is retained in the opened position by frictional engagement of one of the cushions with ribs 35 on the surface 14 and of an elastic insert 36 in an edge 19, parallel to the edge 17, with a crimp in the other leg of the grip. Side ribs 45 and a rail 40, formed by a convex lip 42 supported by end members 43 at a distance from the edge 17 insufficient for entrance of both heads 30, orientate the movement of the end 26 on to the surface 16. As shown the opener is mounted by a block 47 on a base plate 15 beside a dispenser 10 which consists of a container 50 into which a number of grips are placed with the downwardly directed free ends of the legs resting on the concave base surface. The base is apertured at 59 for passage therethrough of a stem 68 when the container is manually pressed into a lower sleeve member 51 against the action of the spring 10 the dished end of the stem engaging the angle between the free ends of the legs of a grip to raise it and, by virtue of the concave surface 63 in a removable lid 61, the looped end of the grip is presented through the aperture 65 for removal, opening on the opener and use by the fingers of one hand.
Patent GB-264036-A (GB)
Title: Improvements in or relating to latch hooks for use in rug making
IPC: D04G3/00
Filed: 1926-02-24
Abstract: 264,036. North, W. A. Feb. 24, 1926. Hand sewing-tools.-A rug-making tool consists of a latch-hook 2, 3 on the stem of which is mounted a knife blade 5. The blade may be formed by a bevelled part of the stem, as shown in Fig. 2, or by a separate blade 7. as shown in Fig.3. The tool is used to form tufts from a running length of yarn, the loops being cut by the blade.
Patent GB-684419-A (GB)
Title: Improvements in or relating to tubulous heat exchangers
Inventor: FOUNTAIN HOWARD JOHN
IPC: F28D21/00
Filed: 1950-03-02
Abstract: 684,419. Tubular heat-exchangers. CLARKSON THIMBLE TUBE BOILER CO., Ltd. March 1, 1951 [March 2, 1950], No. 5362/50. Class 64 (iii) A tubular heat-exchanger for heating water, particularly by waste gases, e.g. from I.C. engines, comprises rows of tubes 7 connecting two opposite tube plates 3, 5 on the outer sides of which are headerchambers 13, 15 closed by removable covers 21, 31 and internally divided by baffles 41, 51 so that groups of the tubes are connected in series, removable side walls 100, 105 (both not shown) co-operating with the tube plates to enclose the tube bank. The covers 21, 31 are held against side flanges and against flanges 16a, 17a on bent-over parts of the plates 3, 5, by nuts 39 and rods 23 extending through some of the tubes 7. Baffle plates 112, 132 form a double pass of decreasing cross-sectional area from the inlet 117 to the outlet 123 for the heating gases. A soot blower 151 is provided in the first pass, and a soot blower lance may be inserted into the second pass through holes 159 with removable covers. Soot collecting in the chamber 138 may be removed through hand-holes 143. The Provisional Specification describes the provision, in the chamber 138, of a semi-cylindrical guide wall with slits or holes for the passage of soot into a subjacent chamber, and a modifled heatexchanger in which the two gas passes are connected in parallel, with an inlet chamber at the bottom and an outlet chamber at the top.
Patent GB-1424761-A (GB)
Title: Polyester resin compositions
IPC: C08L67/06
Filed: 1973-02-02
Abstract: 1424761 Unsaturated polyester compositions KURARAY CO Ltd 2 Feb 1973 [3 Feb 1972 30 March 1972] 5365/73 Headings C3G and C3P A curable resin composition comprises: (a) an ethylenically unsaturated polyester containing units derived from a glycol component and units derived from an acid component, at least 50 mol. per cent of the acid component consisting of one or more α,#-unsaturated dibasic acids, (b) an ethylenically unsaturated monomer which will cross-link the polyester and (c) dispersed in the composition, a powder comprising a graft polymer, which graft polymer is insoluble in component (b) and in a mixture of components (a) and (b), but which swells when added to component (b) and when added to a mixture of components (a) and (b), the graft polymer being obtained by graft polymerizing an unsaturated monomer having affinity for components (a) and/or (b) on to an optionally halogenated olefin polymer which contains at least 50% by weight of units derived from an olefin, the optionally halogenated olefin polymer being insoluble in component (b) and a mixture of components (a) and (b). The term "an unsaturated monomer having affinity for components (a) and/or (b)" means an unsaturated monomer which is capable of radical homopolymerization or copolymerization and can for a homopolymer or copolymer that is either soluble in (a) and/or (b) or is at least swellable therein. In the examples the graft polymers are prepared by grafting styrene, acrylonitrile, methyl methacrylate, chlorostyrene and chloroprene on to a low density polyethylene powder, an ethylene-vinyl acetate copolymer powder, a high density polyethylene powder and a polybutene-1 powder in the presence of water, an anionic surfactant, a high energy electron beam, sodium dodecyl alcohol sulphate and benzoyl peroxide. Compositions comprising the graft polymers, unsaturated polyesters prepared from maleic anhydride, phthalic anhydride, propylene glycol, isophthalic acid and bisphenol A, styrene, t-butyl catechol, t-butyl perbenzoate, kaolin clay, talc, zinc stearate, titanium white, quinacridone red, magnesium oxide and glass fibre mat are moulded and cured.
Patent GB-471063-A (GB)
Title: Improvements in delivery or extrusion nozzles for collapsible tubes and other containers
IPC: B65D47/28
Filed: 1936-02-22
Abstract: 471,063. Stoppers &c. ANDERSON, R. H., and LONGBOTTOM, D. Feb. 22, 1936, No. 5398. [Class 125 (iii)] A cap or nozzle for a collapsable tube comprises a slidable shutter 7, which extends transversely through the head of the tube 5, and has an abutment 7a which limits the movement of the closure - member. An orifice 7f registers with another 9a when the shutter is in the open position. The head 5 has a slot through which the shutter-member is adapted to slide. The head 5 is of convex or concave configuration and the shutter 7 is of corresponding configurations. The shutter 7 may also be stepped downward at 7e to afford an abutment when moving in the opposite direction. A gasket 9 may be provided between the shutter 7 and the nozzle of the tube. A die and matrix for use in the manufacture of the cap or nozzle, are shown and described.
Patent GB-348231-A (GB)
Title: Improvements in roller bearings
IPC: F16C19/40
Filed: 1930-02-18
Abstract: 348,231. Roller bearings. TAYLOR, G. W., 11, Sessions Street, Wellesley, Massachusetts, U.S.A. Feb. 18, 1930, No. 5402. [Class 12 (i).] The rollers are dumb-bell shaped with bevelled edges. Rings 4, 5, 10, are placed as shown to engage the edges. The race rings are parallel and mav be formed with inclined surfaces 75, 79, Fig. 7, to coact with the edges of the rollers. Two series of rollers may be used side by side with a staggered arrangement of bevelled rings. Spacing rollers 22 with bevelled ribs work inside rings 23 which enter the medial grooves in adjacent rollers.
Patent GB-1033873-A (GB)
Title: Improvements in or relating to apparatus for detecting, and indicating and/or recording the wear of overhead trolley wires for electrically driven vehicles
IPC: G01N3/56
Filed: 1965-02-08
Abstract: 1,033,873. Indicators, applications of. C. PIAT, and D. P. JESINGHAUS. Feb. 8, 1965 [Feb. 7, 1964], No. 5416/65. Heading B7L. [Also in Division G1] An apparatus for continuously detecting and indicating and/or recording the wear of overhead trolley wires 7 comprises a carriage 10 provided with at least one wear detector 8 adapted to run along a longitudinal area of the wire subjected to wear and at least one wireengaging element adapted to run along a longitudinal area not subjected to wear, while means are provided for indicating and/or recording at every moment the change in the relative position of the elements which gives a measurement of the wear of the wire. In the embodiment illustrated two grooved rollers 5 are mounted on the carriage and a convex roller 8 detects the wear of the wire. The roller 8 is mounted on a pivoted arm 13 the movement of which is transmitted to a piston 15 which is urged downwardly by a spring 17. The movements of the piston are transmitted hydraulically or otherwise to the receiving means housed in the vehicle 19, i.e. an indicator dial 20 and a tape recorder 21.
Patent GB-370130-A (GB)
Title: Aircraft
IPC: B64D27/02
Filed: 1931-02-21
Abstract: 370,130. Adjustable aircraft wings. ARMSTRONG WHITWORTH AIRCRAFT, Ltd., SIR W. G. and WATSON, H. R., Whitley, near Coventry. Feb. 21, 1931, No. 5508. [Class 4.]. An aircraft wing normally set at a small angle of incidence is pivoted about a transverse axis 2 and is adapted to be released by actuating a screw device 6 so that it can be tilted by wind pressure into a position having a greater lift and drag for landing purposes. The engine and propeller may be mounted on the wing and tilt with it. With certain planes the axis 2 may be arranged at a point within the travel of the centre of pressure, the direction in which the plane tilts when released then depending upon the speed and attitude of the machine. When retractable landing gear is fitted it may be released for falling into its position for landing by actuation of the device 6.
Patent GB-565015-A (GB)
Title: Improvements in or relating to composite articles, such as bimetallic billets, and methods of and apparatus for making the same
IPC: B23K20/04
Filed: 1943-04-07
Abstract: 565,015. Making bimetallic billets. SUPERIOR STEEL CORPORATION. April 7, 1943, No. 5553. Convention date, July 30, 1942. [Classes 83 (ii) and 83 (iv)] Angular bending; jointing by rolling.- Bimetallic billets, such as those of steel faced with brass used in the manufacture of strip for the production of bullet jackets &c., are made by assembling the brass strips between retaining flanges at the corners of the steel billet and acting on the flanges to turn them round and over the edges of the brass strips, thus holding them securely during heating and subsequent rolling out. This particular means described for effecting this is a roll pass having conical parts 9 leading by a rounded part 10 into a cylindrical surface 8. The pass does not contact the strips 4.
Patent GB-525373-A (GB)
Title: Method and apparatus for coating covers or bottoms for preserve tins, cans or like containers
IPC: B05B13/02
Filed: 1939-02-20
Abstract: 525,373. Coating surfaces. THOMASSEN, T. Feb. 20, 1939, No. 5590. Convention date, Sept. 9, 1938. [Class 95] A method of coating the inner surface of a stamped sheet metal cover, intended to be end seamed to the body of a container, the coating material being applied in liquid form to the cover and the latter rapidly rotated, is characterized in that the application of coating material and the rapid rotation of the cover take place while the cover lies loosely upon a rotating turret, with the inner surface of the cover turned upwardly. Apparatus for carrying out the process comprises a horizontal rotatable conveying disc 1 provided with rotary turrets 3, 4, loading device 30 and a discharging device 31. Each turret is surrounded by a sleeve 12 which is raised while the cover 7, loosely resting on the turret head 4, is being sprayed with coating material from the nozzle 23. The head 16 of a pin 15 on the sleeve 12 engages the cam-shaped top edge of a cylindrical jacket 17, so as to raise and lower the sleeve, and also operate the valve stem 25. Beyond the spraying device, the pulley 5 of each turret is engaged by the driven belt 27, whereby the turret is rapidly rotated and excess coating material is thrown off on to the sleeve 12 and flows into the receptacle-shaped conveying disc 1. Specification 525,372 is referred to.
Patent GB-578487-A (GB)
Title: Improvements in or relating to electrolytic condensers
IPC: H01G9/008
Filed: 1944-03-27
Abstract: 578,487. Electrolytic condensers. SPORING, P. A., and TELEGRAPH CONDENSER CO., Ltd. March 27, 1944, No. 5640. [Class 37] One end of the leading-out wire 1 of an electrolytic condenser is flattened, bent to form a longitudinal trough 3, and the metal foil 4 inserted and secured by closing the sides of the trough. These may then be dented or punctured to give better mechanical and electrical contact. The leading-out wires so attached may be used as the winding mandrel, or if the wires are not sufficiently rigid one of them may be mounted in a thin metal trough 6 which is withdrawn after the winding operation. Specification 578,509 is referred to.