baber/WOPTO huggingface dataset:
Patent GB-295576-A (GB)
Title: Improvements in valves
IPC: F16K43/00
Filed: 1928-07-23
Abstract: 295,576. Scheppler, H. Aug. 13, 1927, [Convention date]. Valves fitted with independently actuated supplementary valves.-In water &c. taps of the kind having a supplementary nicked screw plug valve f accessible from below the casing for olosing the valve passage on the pressure side, the orifice in the casing being normally closed by a headed screw stopper, the head of the screw stopper g is peripherally flush with the adjacent projecting portion of the casing and is nicked for engagement by a screwdriver.
Patent GB-617791-A (GB)
Title: Improvements in or relating to brace ends for personal use
IPC: A41F3/02
Filed: 1946-07-17
Abstract: 617,791. Bag handles. FISHER, E. G., and TENAPLAS, Ltd. July 17, 1946, Nos. 21344/46, 24227/46 and 12738/47. [Class 133] [Also in Group VII] A bag handle, or similar support having one or more looped ends comprises an outer tubular element f and an inner element g formed of polyvinyl chloride or other suitable thermo-plastic synthetic resin at least one end being doubled back and sealed by adhesives or electronic welding. As shewn, slices are cut from opposite sides of the inner element g forming flaps j, k to which adhesive is applied and which are folded back, flap k being bent back into the inner element g and flap j over k with its free end inserted at in between the inner and outer tubes. In a modification, Fig. 3 (not shown), the loops are formed by inserting separate doubled-back extruded or moulded shaped pieces and securing by adhesive. An inner core of string or cord is inserted as a stiffener. Specification 551,412, [Group IV], is referred to.
Patent GB-996693-A (GB)
Title: Hand grenade
IPC: F42C7/12
Filed: 1964-05-25
Abstract: 996,693. Hand grenades and fuzes therefor. MEFINA S.A. May 25, 1964 [June 14, 1963], No. 21455/64. Heading F3A. A hand grenade with an explosive charge 46, a detonator 6 and a locking pin 15 has a slowburning fuze 7 initiated by a spring action striker 8 and a primer 30 attached to a carrier plate 31 which moves, when released, with a delay mechanism to an armed position. The grenade comprises a plastics body 1 joined by cement or high-frequency welding to a closure 2 which has a tubular part 4 extending to support a detonator 6 at its free end 5. Along passages 13, 14 in the part 4 is a sprung steel locking pin 15 one branch 18 of which has a bent end 19 engaging the shoulder 9 of the striker 8 which moves along a cylindrical bare 10 in the part 4 under the action of a spring 11. The other branch 17 of the locking pin 15 is located (Fig. 2) against a toothed sector 34, which is pivoted about an axis 35 and constrained to move under the action of a spring 36, and to mesh with a pinion 37 pivoted at 38 and co-operating with an escapement mechanism 39, 40. A peg 33 on the toothed sector bears against the carrier plate 31 and holds this plate back against a spring 3 with the primer 30 out of alignment with the slow burning fuze 7 and the detonator 6. To operate the grenade, a cover 24 is removed by pressing lugs 28 clear of a stud 29 on the body 1 and turning so that a protrusion 27 clears a groove in the closure 2; a chain 22 connected to the pin 15 is pulled so that the bent end 19 of the pin 15 draws back the striker 8 with it until the end 19 springs into an enlarged portion 20 of the passage 14 and the pin 8 returns under the action of the spring 11 to ignite the slow-burning fuze 7. Withdrawal of the pin also clears the end 17 from the toothed sector 34 which rotates until the peg 33 clears the carrier plate 31 to allow this to rotate clockwise as seen to align the primer 30 with the slow burning charge 7 and the detonator 6. A metal bush may be attached to threads 48 on the body 1 to modify the disintegration characteristics. A modified end cover 24 is also described.
Patent GB-244167-A (GB)
Title: Means and methods for electrodepositing nickel, cobalt or nickel alloys
IPC: C25D3/56
Filed: 1924-09-11
Abstract: 244,167. Potter, E., (Madsenell Corporation). Sept. 11, 1924. Alloys.-Nickel alloys containing 1.5-10 per cent of iron are obtained by electrolytic deposition. The anodes in the electrolysis are composed of an alloy obtained by adding carbon in excess of 0.5 per cent to a mass of molten nickel free from silicon and chromium in an electric or other furnace in a reducing atmosphere. The carbon should preferably be amorphous and low in ash content, such as high grade gas coke. The carbon-containing metal is kept at 1500‹ C. for half an hour, then cooled to a few degrees above its solidifying point and cast very quickly into iron or other chill moulds.
Patent GB-766016-A (GB)
Title: Improvements in or relating to pressure transmission systems and mechanisms suitablefor use therewith
Inventor: DIXON JOHN BELL
IPC: F16K17/32
Filed: 1954-07-23
Abstract: 766,016. Hydraulic brakes. NATIONAL RESEARCH DEVELOPMENT CORPORATION. July 13, 1955 [July 23, 1954], No. 21538/54. Class 103 (1). A device for preventing the leakage of fluid from a defective hydraulic brake system comprises a piston 7 in a cylinder 1, which is displaced against a spring 8 as a result of changes in pressure at the supply port 2, movement of piston 7 causing displacement of fluid from the space on its other side past valve 8 and through passages 4 and 5 to port 6 connected to some member to be actuated. If due to fracture of a pipe connected at 6, the pressure on that side of piston 7 is substantially reduced, the piston 7 is moved sufficiently to bear upon and close valve 10 against its seating thus preventing further loss of fluid. The spindle 9 of valve 10 has a reduced portion 24 which acts as a seat for balls 30 so that it is shut with a " snap action ". The balls 29 moving out into the enlarged diameter part 19. The valve is released from its closed position by screwing out the member 13 by its hexagonal head 14. A bypass valve 11 is provided to enable air to be bled from the system.
Patent GB-979278-A (GB)
Title: A cutting apparatus
Inventor: TAFT PATRICK MICHAEL
IPC: B27B19/00
Filed: 1962-06-05
Abstract: <PICT:0979278/C1/1> <PICT:0979278/C1/2> <PICT:0979278/C1/3> Apparatus for forming arcuate-shaped sections, Fig. 8, from a block of material comprises an opening in the upper surface of a support 11, Fig. 1, a rocker support 12 mounted below the upper surface and the opening, a rocker means 13 mounted on the rocker support and having arcuate cutting means 20 a portion of which projects through the opening and above the upper surface, and operating means to provide oscillating motion to the rocker means and cutting means whereby arcuate cutting action is produced on block material fed into the cutting means along the upper surface of the support means.  The rocker support has two spaced members 10, 12 secured to the support 11 and slidably receiving the rocker means 13 which is in the shape of a concave arm. The cutting means 20, which may be a saw, knife, round serrated rasp or heated wire, is secured to the arm 13.  Additional cutting means 22, 25, 26 and spacers 21, 23 are secured to the arm by a screw 79. The arm is oscillated in the members 10, 12 by an arm 14 connected to a link 15 and cam 17 driven by a pulley rotated by a belt drive 3. The arm 14 is urged downwardly by a spring 16 to maintain contact with the members 10, 12 as it is oscillated to cut a block of material which is fed into the cutting means manually or mechanically and is held against the upper surface of the support 11 by a roller 32.  The material may be wood, glass fibre, hair felt, polyurethane, polystyrene, borosilicates, glass, expanded cellular glass and other vitreous material, magnesia, asbestos natural and synthetic rubbers, and the sections produced may be used for insulating pipes.  In other embodiments, the cutting means is elliptical or parabolic or a combination of these shapes with or without circular shaped blades, and the rocker support has roll-type bearings.
Patent GB-300314-A (GB)
Title: An improved machine tool for pressing or swaging the double channelled strips used for uniting the pair of sheet metal stampings in the manufacture of whole steel vehiclewheels
IPC: B21D53/26
Filed: 1927-08-16
Abstract: 300,314. Owen, A. E., and Downs, R. W. Aug. 16, 1927. W h e e l s. - Vehicle wheels comprising two similar sheet metal stampings joined in the mid-plane of the wheel by channeled strips clinching into grooves formed in adjacent spokes and in the connecting part of the hub, as described in Specification 300,158 have the joints smoothed and finished in a machine comprising a work-turret u and a tool head A. The work is clamped on the turret by a pin wand washer v. and a supporting bracket z is provided for the turret. The saddle carrying the work-turret is reciprocated by crank mechanism driven from a belt-driven shaft through worm-gearing, the worm being mounted in a drop-box tripped by a lever o and plate p. The tool bracket b is mounted on a head A which is adjustable along the machine bed by a hand actuated screw and nut gear. The operating tools comprise a die formed as a roller c, Fig. 4, which finishes the hub-portion of the jointing strip and rollers e and a mandrel f for finishing the spoke portions, the tools not required for each operation being removed during the perfomance of that operation. The rollers e may be of such a diameter as to operate on the spoke and on half the curved portions between adjacent spokes. The work turret is indexed by mechanism s to present the appropriate portion of the work on the tools. The tools may be moved to operate on stationary work and may be duplicated to act on the whole wheel at once. The tool head may also be arranged to travel round the wheel.
Patent GB-951529-A (GB)
Title: Thermionic valves
Inventor: HAEGELE FREDERICK GUSTAV ADOLF
IPC: H01J19/38
Filed: 1960-04-26
Abstract: 951,529. Thermionic valves. STANDARD TELEPHONES & CABLES Ltd. April 26, 1960, No. 21660/63. Divided out of 950,736. Heading H1D. In a thermionic valve, a frame grid includes side rods 1, Fig. 8, spaced at one end by a member 3 lying wholly between the two parallel planes defined by the grid winding, and at the other end by a member 9 which intersects the longitudinal axis of the grid. The spacing member at one end is spaced from the winding by a distance sufficient for insertion of an elongated cathode 14 of rectangular section within the winding. As shown, the electrodes are supported by mica bridges 18 formed with apertures 10, 11, 13, Fig. 5, and with slots 12 for passage therethrough of frame grid strut 3, or each formed in two parts which are secured together about the electrodes. The form of strut 3 allows passage thereover of an anode or a further grid with a minimum spacing between the active portions of the electrodes, e.g. 0.007 inch, with a corresponding screen grid voltage of only 50 v. Wire rings 5 or upset portions on the facing surfaces of rods 1 determine the axial position of the frame grid. Strut 3 may be recessed into the side rods 1 or buttjoined thereto. A similarly arranged strut may be used as the other frame grid cross-member, but as shown a strap 9, Fig. 8, is secured to the ends of rod 1, or a strap 7, Fig. 3, is arranged diagonally between rods 1. Examples of electrode spacings and dimensions are given.
Patent GB-1105164-A (GB)
Title: Tool carrying device
IPC: B21D37/14
Filed: 1965-05-21
Abstract: 1,105,164. Sub-press mechanism. KONINKLIJKE METAALWARENFABRIKEN V/H. J. N. DAALDEROP & ZONEN N.V. 21 May, 1965 [21 May, 1964], No. 21720/65. Heading B3W. A sub-press mechanism comprises a frame having a base 1 and sides 2, 3, a main tool carrier 5 and an auxiliary carrier 4. There are roller bearings 9 and 10, between the frame and the carriers. A punch holding plate 18 is clamped against the bottom face of the carrier 5 by fingers 15 and 16 loaded by springs 21 and 22. A bevel 23 on the finger 16 co-operates with a corresponding bevel on the plate 18 to hold it against a locating face 24 on the main carrier 5. The springs 21, 22 also act on the auxiliary carrier 4 which supports a punch guide plate 28 which also acts as a stripper and hold-down. A block 39 is mounted in a rectangular opening 38 in the main carrier 5 and has a bore 40 to receive the eccentric pin of an eccentric press. By adjusting the position of a bolt 35 or nuts 33 and 34 the pressure exerted by the springs 21 and 22 on the fingers 15 and 16 can be reduced to facilitate removal of the plate 18. In a modification, Fig. 2 (not shown), the main tool carrier (53) is fastened directly to the ram (54) of a press and carries guide pins (56, 57) on which slide the auxiliary carrier (58) which supports a punch guide plate (69) which again also acts as a stripper and holddown. A punch plate 64 is clamped against the main carrier 53 by fingers (62 and 63) similar to those of the first embodiment. The clamping pressure is applied by springs 65 and 66 which also act on the auxiliary carrier 58. This construction does not form a sub-press mechanism. In a second modification, Fig. 3, a sub-press mechanism is adapted for movement with the work material and comprises a frame 82 which has side members 83, 84 joined by parallel webs 85<1>, 85<11>, in which there are journals 86 for suspension of the frame from a trunnion of a press. The main tool carrier 87 is guided between the members 83, 84 and the auxiliary carrier 88 is guided by the outside surfaces of the members by rollers 89. The auxiliary carrier is made from sheet metal and includes support cups 93, 94 which contain belleville washers 95, which provide the clamping pressure on fingers 98, 99 which clamp the punch plate 100 to the carrier 87. An extension 101 of the main carrier 87 passes between the webs 85<1>, 85<11> and has a rectangular opening 102 therein. A block 103 is a sliding fit between the vertical sides of the opening and has a bore of the same diameter as the journals 86 so that the main carrier 87 is only free to reciprocate vertically relative to the frame.
Patent GB-189184-A (GB)
Title: Improvements in steam separators and the like
IPC: B01D45/08
Filed: 1921-08-16
Abstract: 189,184. Heenan, J. N. D. Aug. 16, 1921. Separators.-To reduce the velocity of flow through a separator fitted in a pipe without increasing the cross sectional area of the pipe, the separator is made of rows of staggered gutters so arranged that the steam &c. is diverted from its normal path to flow perpendicularly through the rows of gutters, the area of the passages between the gutters being greater than the crosssectional area of the pipe. Rows of vertical gutters 3, Figs. 5 and 6, are arranged longitudinally in a pipe 1 between transverse baffles 4. The gutters may be arranged in two parallel or inclined rows, or they may be inclined across the pipe as shown in Fig. 3. Specification 1423/77 is referred to.
Patent GB-503061-A (GB)
Title: Improvements in or relating to photographic cameras
IPC: G03B19/04
Filed: 1938-07-22
Abstract: 503,061. Photographic cameras. KODAK, Ltd. July 22, 1938, No. 21773. Convention date, Aug. 14, 1937. [Class 98, (i)] A collapsable cam era comprises a body preferably of moulded synthetic material having four pairs oi spaced walls connected together to forrr an exposure frame and providing a slideway for a camera front having four walls movable in said slideway to an oper picture taking position or to a closec position. As shown, the camera front : 3 has four walls 24 having enlarged ends 25 sliding in a slideway 22 formed between the walls of a frame 17 and the wall 21 of a double-walled member 20 attached, to the frame by screws 36 and 37. The member 20 has a guideway 39 over which the film is drawn from the chamber 14 to the chamber 13. A spring latch 33 attached at 34 to the camera body has an aperture 35 engaging a pin 37 on the front to lock the camera in its open position, and engaging a pin 38 in the closed position. A spring 27 erects the front automatically on releasing the catch, and the slideway 22 is provided with small air vents so that the air trapped between the ends 25 and the slideway prevents jarring. The supply spool chamber is provided with a spring pressing against the flanges of the spool to prevent too-free rotation, and the shutter release trigger carried on the front 3 presses against the latch 33 in the closed position to prevent accidental release.
Patent GB-184066-A (GB)
Title: Improvements relating to supplying injection air to internal combustion engines
IPC: F02M67/02
Filed: 1921-08-17
Abstract: 184,066. Day, C. Aug. 17, 1921. Cylinders receiving liquid fuel.-In engines wherein liquid fuel is forced into the cylinders by compressed air, a member controlled by the injection-air pressure and a second member actuated by the fuel feed control are arranged to co-operate so as to regulate the air pressure to suit changes in the fuel feed. A finger 6 connected to the fuel control lever 9 is mounted adjacent to, but insulated from, the finger 1 of the injection-air pressure gauge. The fingers carry contacts 10, 11 which, when they engage, close an electric circuit containing a solenoid 14, thereby opening the inlet valve 5 of the air-compressor. As the air pressure rises, the contacts 10, 11 become disengaged, and the valve S is closed by a spring 15 on the solenoid. The connection 8 to the control lever 9 is adjustable bymeans of nuts 12.
Patent GB-1489376-A (GB)
Title: Process for preparing an ethynylating agent
IPC: C07C29/42
Filed: 1974-10-01
Abstract: 1489376 Metal acetylides F HOFFMANNLA ROCHE & CO AG 1 Oct 1974 [15 April 1974] 28134/77 Divided out of 1489374 Heading ClA An ethynylating agent is prepared by reacting, under substantially anhydrous conditions, sodium acetylide and anhydrous magnesium sulphate in the presence of liquid ammonia. The sodium acetylide may be prepared in situ by passing acetylene into the liquid ammonia containing sodium metal or sodamide.
Patent GB-583591-A (GB)
Title: Improvements in or relating to jet propulsion units
IPC: F02C3/073
Filed: 1944-11-07
Abstract: 583,591. Gas turbines. FAIREY AVIATION CO., Ltd., and FORSYTH, A. G. Nov. 7, 1944, No. 21841. Convention date, Dec. 20, 1943. [Classes 110 (i) and 110 (iii)] [Also in Group XXXIII] A gas turbine plant, for the optional drive of an air-screw and for jet propulsion of aircraft, comprises an inner, contra-rotational compressor 15, with all the blades of equal length and an outer turbine 18 with a conical bladecarrying stator. The exhaust passes to propulsion jets 24. The inner compressor rotor 10 and the rotor 14, which carries the turbine blades and the outer blades of the compressor, are geared together to rotate in opposite directions by the bevel differential gear 53. The central pinions of the gear are carried by a cage controlled by a clutch 59. When the cage is free the gear is inoperative. The plant drives a shaft 27 which carries an airscrew 33, through an epicyclic reduction gear 46 between it and a shaft 50 which is integral with the rotor 14. In one form, the gear 53 is omitted and the rotor 10 is coupled by a short shaft to the shaft 27. The airscrew is coupled and uncoupled from the drive by means of a dogclutch 42 moved axially by a piston 37 in cylinder 36.
Patent GB-231751-A (GB)
Title: Improved apparatus for emptying dust-bins
IPC: B65F3/12
Filed: 1924-09-16
Abstract: 231,751. Franken, J., and Vordenbaumen, A. Sept. 16, 1924. Refuse bins.-Apparatus for discharging refuse bins by inverting them, consists of a cage c with spring-pressed cover d carried by a hood provided with rollers e. The rollers e run on projections s<2> on lateral frames g, h, and raise the cover in the position of rest to allow of the insertion of the bin in the cage. During the tilting of the cage about the trunnions i, the cover is pressed upon the bin by springs f, until nearly at the end of the travel when the bin is uncovered. A flap u closing the aperture through which the refuse is to be emptied is opened during the movement by means of a link v connected to the cage. In a modified construction the cover is pressed upon the bin by means of upper cams. engaging the rollers e.
Patent GB-260925-A (GB)
Title: Improvements in or relating to ignition magnetos for internal combustion engines
IPC: F02P1/00
Filed: 1925-08-18
Abstract: 260,925. British Lighting & Ignition Co., Ltd., and Hutton, J. C. Aug. 18, 1925. Magneto-electric machines. - The insulated body itself of a distributer for ignition magnetos has fixed therein a bearing or spindle in or on which is mounted the spindle or bearing of the distributer gear-wheel which carries the rotating electrode at a reduced speed relatively to the rotor. In one construction, Figs. 1 and 2, the distributer gear-wheel 35 is of moulded insulating material and is carried on a spindle 36 rotat-- ing in a bearing 37 formed in a boss 38 at the centre of the body 39 of the distributer which is of moulded insulating material. The spindle carries at one end a pick-up brush 44 and at the other end a snap fastening 48. Vertical adjustment of the distributer is provided for by bolts 40 engaging elongated holes 41. In another form, Fig. 4, an insulating member 61 passes through the distributer gear-wheel and carries the rotating electrode 43. In a further form, Fig. 5, the bearing for the spindle 36 comprises a bush 62 which extends beyond the distributor body and there forms a support for the stationary contact breaker mechanism, the spindle 36 carrying the rotating contact breaker or cam. Concealed terminal elements in the form of eccentric bushes 50 are provided. Lubrication is effected through the cup 59 and ventilation by way of ports 60. A plate 46 forms the rotating element of a safety spark gap. Specifications 184,905 and 260,700 are referred to.
Patent GB-653612-A (GB)
Title: Closure for the mixing vessel of a mixing appliance
IPC: A47J43/046
Filed: 1948-08-20
Abstract: 653,612. Screw cap stoppers. OSTER MFG. CO., J. Aug 20, 1948, No. 22039. Convention date, April 23. [Class 125(iii) ] [Also in Group II] The Specification as open to inspection under Sect. 91 comprises a screw cap closure 5, Fig. 4 (Cancelled), provided with a central inward protrusion 52 which, when the closure is screwed down, presses on the centre of a resilient disc 50, the periphery of which seals on the rim of the vessel with uniform pressure along the entire surface of the rim. This subject-matter does not appear in the Specification as accepted, which relates to the construction of mixing appliances (see Group II).
Patent GB-389368-A (GB)
Title: Improvements in disposable sanitary napkins
IPC: A61F13/15
Filed: 1932-08-05
Abstract: 389,368. Catamenial appliances. JOHNSON & JOHNSON (GREAT BRITAIN), Ltd., Slough.-(Johnson & Johnson ; New Brunswick, New Jersey, U.S.A.) Aug. 5, 1932, No. 22048. [Class 81 (ii).] A sanitary napkin of the throwaway type comprises a filling, an external gauze casing, and a disintegrable fluid-repellant element, interposed between the gauze and the filling, which is of such a nature as to prevent seeping or creeping of the fluid beyond the napkin. The absorbent pad or filling 5 is enclosed in a fluid-repellant wrapper 6 which is formed on its upper side with holes 11, or transverse or longitudinal slots, to permit entry of fluid to the filling 5. The wrapper 6 consists of sheet wadding of bibulous or cellulosic paper which has been made fluid-repellant by impregnation in the known manner. The wadding is cut to shape and is wrapped around the filling, and the pad thus formed is enclosed in a gauze casing 7. A film 14 of fibrous cotton may be applied over the wrapper 6 or it may be applied as at 15, through the medium of the gauze, in order to prevent creepage of fluid to the sides of the napkin. The thread count of the gauze may also be modified for the same purpose.