baber/WOPTO huggingface dataset:
Patent GB-997621-A (GB)
Title: An imitation fireback
Inventor: LAWRENSON EDWARD
IPC: F24C7/00
Filed: 1963-02-20
Abstract: 997,621. Fire screens. CASTLE CASTINGS Ltd. Feb. 11, 1964 [Feb. 20, 1963], No. 6762/63. Heading A4U. [Also in Division F4] A fireplace screen is adapted to fit within the firespace of a domestic fireplace to form false side walls 30, 32 and a false rear wall 34 of the firespace and to blank-off the space within these false walls from the flue by means of an inclined wall 36. A peripheral flange 40, 42 abuts the front of the fireplace surround and each side wall may be provided with a screw (not shown) for retaining the screen in position. The screen may be formed from glass fibre reinforced polyester resin, and its outside surface is undulated whereas its inside surface may be smooth or formed with flutes, waves or other undulations.
Patent GB-1094014-A (GB)
Title: A contact member for mounting on a circuit board
Inventor: MANCINI LLOYD
IPC: H01R12/58
Filed: 1966-02-16
Abstract: 1,094,014. Two-part couplings; direct connections. BERG ELECTRONICS Inc. Feb. 16, 1966, No. 6790/66. Heading H2E. In a contact member which is to be soldered to circuitry on the underside (as shown) of a printed circuit board 21 and has a frusto-conical end leading to a barrel portion for mounting in a hole in the circuit board and a pair of contact blades 28 and 30, a heat resistant core 32 tightly fitted in the barrel protects the blades 28 and 30 during solder-dipping. The member is rolled from a metal blank, preferably of tin-plated bronze, and may have supporting shoulders 38.
Patent GB-594516-A (GB)
Title: Improvements in or relating to projectiles operating with rocket propulsion
IPC: F42B15/00
Filed: 1940-09-04
Abstract: 594,516. Projectiles. BURNEY, SIR C. D. Sept. 4, 1940, No. 6803/42. Divided out of 594,513. [Class 9 (i)] A gun-fired projectile is made with an explosive thick-walled front portion 1 carrying the driving band 2 in advance of the shell base proper and with a hollow rear portion 3 extending rearwardly from the shell base in the form of a thin-walled casing which is subjected on firing to balanced internal and external pressures, whereby the casing wall is towed by the front portion and is relieved of heavy forces for accelerating the forward portion. The hollow rear casing may be used to accommodate fuzes, parachute flares, parachute barrage wires, or mines. As shown, the rear end of the casing 3 is fitted with a nozzle 33 and a guiding tail comprising vanes 34 and a ring 35. The nozzle 33 allows the propellent gases of the gun to enter the casing to balance the pressures. Specifications 594,513, 594,514 and 594,515 are referredto.
Patent GB-411991-A (GB)
Title: Improvements in or relating to turret lathes and the like
IPC: B23B17/00
Filed: 1933-03-07
Abstract: 411,991. Lathes. B.S.A. TOOLS, Ltd., Armoury Road, Small Heath, and OGILVIE, W., c/o B.S.A. Tools, Ltd., Montgomery Street, Sparkbrook, both in Birmingham. March 7, 1933, No. 6838. [Class 83 (iii).] The bed 10 of a turret or like lathe is provided with a trough 12 for receiving cuttings, an arch 14 being formed over the trough to carry the tail end of the lathe, leaving an opening 20 through which cuttings may be withdrawn by an operator standing at the end of the machine without interference with the machine attendant.
Patent GB-397044-A (GB)
Title: Method of manufacturing zinc battery cans
IPC: C22F1/16
Filed: 1933-03-07
Abstract: 397,044. Making battery electrodes. METALLGES. AKT.-GES., 45, Bockenheimer Anlage, Frankfort-on-Main, Ger. many. March 7, 1933, No. 6909. Convention date, June 13, 1932. Drawings to Specification. [Classes 83 (i) and 83 (ii).] Casting processes.-Sheet zinc, for battery cups, is made by rolling plates cast at a temperature just above the melting point of zinc. A temperature of 420-425‹ C. is suitable, or even lower if the zinc contains a small proportion of lead.
Patent GB-1386652-A (GB)
Title: Hydraulic servodrives
IPC: B64C13/24
Filed: 1972-02-16
Abstract: 1386652 Fluid-pressure servo-control MESSERSCHMITT BOLKOW BLOHM GmbH 16 Feb 1972 [23 Feb 1971] 7192/72 Heading G3P An aircraft elevator 1 is positioned by servomotors 2, 3 controlled by valves 10, 11 connected to respective fluid sources 8, 9 by valves 35, 31 connected to a differential piston 37 responsive via 51, 52 to the source pressures so as normally to adopt the position shown in which valve 31 is closed and valve 35 is open, resulting in control by servomotor 2 with servomotor 3 acting as a standby. The valves 10, 11 are each connected to a floating lever 12 or 13 by a pin 22 Fig. 2, extending from the valve rod into sliders 24 carried by arms 20 pivoted to the floating lever at 15. If valve 10 should seize, springs 23 allow continued relative movement of lever 12 and solenoid valve 32 is automatically closed via 33 causing piston 37 to shift rightwards to open valve 31 and close valve 35, thereby engaging servomotor 3. This changeover also occurs if source 8 fails. The system might alternatively include three channels, e.g. when used for controlling helicopter rotor blades. Each valve 10, 11 may act to interconnect both sides of its respective servomotor upon failure of supply pressure.
Patent GB-1494296-A (GB)
Title: Sprung seat
IPC: B60N2/02
Filed: 1976-02-25
Abstract: 1494296 Resiliently mounted vehicle seats ISRINGHAUSEN GEBR 25 Feb 1976 [26 Feb 1975] 07331/76 Heading A4U A vehicle seat comprises a seat-cushion carrying frame 5 supported on an underframe 6 by laterally disposed scissor linkages 7, 8 for downward movement against the resilience of a springing and damping unit consisting of springs 15 and a shock absorber (20), Fig. 3 (not shown), the linkages 7, 8 being pivotally inter-connected at 9 and the springing and damping unit being pivotally connected to the inner links 7 at 24. The linkages 7, 8 are at one end, pivoted at 10 and 12 to the frames 5 and 6 and at their opposite ends, carry rollers 11, 13 movably engaging the frames. An adjustably positioned cotter pin 14 limits maximum upward movement of the frame 5. The springs 15 are connected to a cross-bar 16 carried by a spindle 17 which can be displaced axially, e.g. by a hand wheel or lever, by rotation of a sleeve 18. A guide fork (19) is fixed on the frame 5 to prevent swivelling of the cross-bar 16. The shock-absorber (20) is attached to a shackle (21) mounted on the cross-bar 16, the adjacent ends of the springs 15 engaging the shackle via frictionreducing material. The other ends of the springs 15 and the shock-absorber (20) are attached to the base of a pocket-shaped support 22 which is open towards the seat front and has its sides pivoted to the links 7 at 24. Wedges 28 in the support 22 engage and position the springs 15 relative to the support.
Patent GB-708639-A (GB)
Title: Gas scrubbers
Inventor: SILVER LEONARD
IPC: B01D47/06
Filed: 1951-03-30
Abstract: 708,639. Contacting gases with liquids. NORTH THAMES GAS BOARD. March 31, 1952 [March 30, 1951], No. 7442/51. Class 55 (2) A multi-stage gas washer has a number of bays 2-5 separated from one another by division plates such as 20 and 21 and each containing a packing composed of a vertical stack of horizontal tiers of parallel boards, slats or plates on edge 12 which are supplied with washing liquid by pumps 8 through distributers 6. Each bay has a gas inlet in one end wall or division plate and a gas outlet in the opposite wall or division plate aligned respectively with the uppermost and lowermost tier of the packing and vice versa in alternate bays, the elements of the uppermost and lowermost tiers of the packing being arranged with their length lying in the direction of the length of the washer and those of the intermediate tier or tiers arranged at right angles thereto. The elements of the packing may have spacing members placed between them and be formed into grids with the spacing members projecting beyond the level of the elements of the packing so that one grid may engage with an adjacent grid. Liquid is introduced into the washer through a feed funnel 10 and flows through each bay in succession over weirs 9 to a liquid outlet 11.
Patent GB-272172-A (GB)
Title: Improvements in floating dredging vessels
IPC: E02F7/04
Filed: 1927-03-18
Abstract: 272,172. Smith, L. D. June 1, 1926, [Convention date]. Suction apparatus.-In a dredging vessel, the spoil with its constituent water is delivered by the sand pump 3, to a flume 4 under which at regular intervals along the deck are dewatering hoppers 5 fed by a spout 6 provided with a screen 7. With this arrangement, a certain proportion of the constituent water is discharged from the hopper 5 at deck level and flows to the sea so that the residual material is delivered in a substantially mushy condition to the hold. The hopper mouths are controlled by hand adjusted valves 8, and in the event of a hopper being temporarily blocked the material piles up and closes the spout 6. The material in the hold is delivered by inclines 15, 17, 18 to discharging tunnels 14.
Patent GB-553149-A (GB)
Title: An improved liquid spray
IPC: B05B9/08
Filed: 1942-06-05
Abstract: 553,149. Spraying devices. MEABY, A. J. June 5, 1942, No. 7650. [Class 102 (iii)] A spraying device for perfumes, medical inhalents, and like liquids comprises a cylindrical container a with a spring- urged plunger g and an end wall b with an aperture m the flow through which is controlled by valve means operated by a revoluble nosepiece l having an oblique smalldiameter conduit n connecting the valve means to a diffuser p. The container a is formed with an observation window n. In the form shown in Fig. 1, the end n<SP>1</SP> of the conduit n is moved into and out of register with an eccentric aperture m and an aperture in a washer o. In the form shown in Fig. 2, the washer is dispensed with and a conical projection t on the nosepiece engages in a correspondingly shaped seating s in the end wall b.
Patent GB-767672-A (GB)
Title: Improved fluid pressure power steering mechanism for motor vehicles
IPC: B62D5/24
Filed: 1955-03-16
Abstract: 767,672. Vehicle power steering. GENERAL MOTORS CORPORATION. March 16, 1955 [May 21, 1954], No. 7653/55. Class 79(5). In a motor vehicle fluid-pressure power steering mechanism having a rock shaft 12 connected to a piston 22 slidable in a cylindrical portion of a steering box 10 a steering shaft 28 extends into the portion and has a screw and nut connection 24 with the piston 22, a control valve 80 comprising a casing fixed to the box 10 eccentrically of the shaft 28 and a valve element 150 connected to the shaft 28 to be axially moved a limited amount by reaction consequent to manual steering effort to direct pressure fluid to one side or the other of the piston 22 from a fluid-pressure pump 86. As shown the shaft 12 carrying an arm 14 connected to steering linkage 16 carries at its upper end a gear sector 18 meshing with a rack 20 on the piston 22. A thrust bearing 36 is arranged between a ring 44 and a belleville washer 48 bearing against a ring 46 on the shaft 28 is adapted to move under torque reaction from the steering gear, such movement being transmitted to the valve element 150 through a lever 92 pivoted at 93 and engaging a groove 96 in the bearing 36. The valve element has a central land 104 adjacent an inlet passage 108 and end lands 105, 106, the land 106 having a seal 128, passages 120, 122 leading from between the land to chambers 100, 102 on either side of the piston 22, and passages 110, 116 between the lands leading to a common outlet passage 112 connected to a reservoir return conduit 114. Passages are drilled in the valve casing and steering box and closed off by balls 125. A chamber 132 connected by a passage 134 to the inlet passage 108 houses a spring 136 abutting a ring 140 and a piston 142. The pressure in the chamber 132 is the same as the maximum pressure in the system and presents a resistance to movement of the valve element 150 in either direction, the differential areas of the piston 142 and the land 105 offsetting to the different areas of the piston 22 so that the sense of "feel" at the steering wheel is proportionate to the actual steering resistance in either direction.
Patent GB-769422-A (GB)
Title: Improvements in or relating to electron discharge devices
Inventor: MELTZER BERNARD
IPC: H01J29/02
Filed: 1953-03-20
Abstract: 769,422. Television pick-up tubes. ELECTRIC & MUSICAL INDUSTRIES, Ltd. March 18, 1954 [March 20, 1953], No. 7711/53. Class 39(1). A target electrode for a television pick-up tube comprises a mica or glass plate 1 coated on one side with a photo-sensitive mosaic 2 and on the other by a transparent conductive film 3 such as of stannous chloride surrounded by a highly conductive border 4 of another material such-as silver in contact with 3. Connection 5 is made to 4 thereby obtaining a lower resistance contact than is normally obtained with a spot connection to the electrode, thus reducing the noise level. Film 3 may have a resistivity of 1000 ohms per square resulting in an equivalent noise resistance of 200 ohms without the border 4 but only 10 ohms with the border.
Patent GB-589710-A (GB)
Title: Improvements in or relating to purification of ethers
IPC: C07C41/44
Filed: 1945-03-27
Abstract: Ethers, particularly ethyl ether, are purified by treatment with hydroxylamine or its salts, to remove aldehydes.  The treated product can be partly dried and then distilled to remove all impurities. Instead of a pure hydroxylamine salt, the mixture produced by reacting sulphur dioxide with sodium nitrite and sodium carbonate may be used.  Concentrated potassium carbonate solution may be used to dry the product.
Patent GB-717534-A (GB)
Title: An improved collapsible box
Inventor: BISHOP THOMAS NORMAN
IPC: B65D5/36
Filed: 1952-03-27
Abstract: 717,534. Boxes. BISHOP & SON, Ltd., T. Match 26, 1953, [March 27, 1952.] No. 7827/52. Class 18. A box comprises two cardboard side walls a, b of which wall b is extended to form a lid b<SP>3</SP>, two paper or pliable woven material side walls c,d connected to the bottom e, which is creased to allow the box to fold with the cardboard side walls against one-another, and a separable cardboard strip f of the same width as the walls c, d fitted within the box against the latter walls and having inwardly directed top flaps<SP> </SP>f<SP>3</SP>.
Patent GB-139329-A (GB)
Title: An improved roller frame or support for railway point operating rods and the like
IPC: B61L7/02
Filed: 1919-03-28
Abstract: 139,329. Turner, A. E. March 28, 1919. Frame rollers.-A frame for the rollers on which railway-point-operating rods &c. are carried is formed by pressing to shape a blank, Fig. 5, cut from a plate of wrought iron or steel so as to provide a unit comprising a base-plate 1, Fig. 4, with a pair of uprights 2 between which the top roller 9 works and a space to accommodate the supporting roller 8. The parts 14, 14a are turned down to form supports and on their top edge run the trunnions 11 of the roller 8. These parts can be dispensed with and the lower part of the roller 8 then depends through the slot 7. In a modification, Fig. 6, the side members 15 and uprights 2 are formed by bending upwards the metal at either side of the base 1. Instead of rolling on the edge 16, the trunnions may revolve in recesses cut in the cheeks 15. The frame is secured to the table 4 of the trestle by bolts 5 passed through the holes 6. The table 14 is supported by legs 3, and is formed with slots to receive the rollers 8 or for drainage. An upstanding lip may be formed on the table.
Patent GB-779301-A (GB)
Title: Improved method of mounting bodies on vehicle chassis
Inventor: BASTOW GEOFFREY
IPC: B66F3/24
Filed: 1955-03-18
Abstract: 779,301. Vehicle body mountings. ROLLSROYCE, Ltd. March 19, 1956 [March 18, 1955] No. 8039/55. Class 108(2). A method of mounting a body on a vehicle chassis comprises the application of a predetermined force between the body and the chassis at or adjacent at least the majority of the attachment points, whereby when such forces are applied, the body is supported on the chassis substantially wholly through the means applying the predetermined forces, and thereafter affecting fixing of the body on the chassis at the attachment points. In one arrangement, Fig. 3, a flange 10a on the vehicle body is connected to a V-shaped fitting 15a through a bolt 22 with interposed resilient bushes 23 and 24, and the fitting 15a is adapted to be adjustably clamped by bolts 17a between brackets 13a attached to chassis member 11. A pneumatic or hydraulic jack comprises a piston 26 carrying a pressure plate 27 which bears on the fitting 15a, and a cylinder 25 which is attached to hooks 13b of the brackets 13a by members 28 pivoted on the cylinder 25. The jacks for all attachment points are supplied from a common pressure line and the arrangement is such that a predetermined pressure is applied to the jacks to support the body on the chassis prior to the tightening of the bolts 17a to fix the position of the chassis relative to the body. The pressure in the jack is then relieved to permit its removal. According to Figs. 2 and 2a (not shown) the connection between the flange 10a and fitting 15a is a rigid nut and bolt connection. In another arrangement, Fig. 4, the flange 10a is bolted to a member 41 of a resilient mounting 42, 43, an outer sleeve 44 of which is threaded to take nuts 45, 46 on either side of a bracket 47 welded to the chassis 11. A jack 125, 126 is applied between the nut 46 and bracket 47 through a pressure plate 127 and tension members 128, the nut 45 being thereafter engaged with the bracket 47 to fix the position of the body relative to the chassis. The pressure in the jack is then relieved and the jack removed by pivotal movement of the members 128 thus to permit the nut 46 to be engaged with the undersurface of the bracket 47.
Patent GB-893370-A (GB)
Title: Improvements in the production of insulating coatings on metal
Inventor: ALSTON MERVYN WILLIAM
IPC: H01J9/08
Filed: 1959-03-09
Abstract: 893,370. Coating metals electrophoretically. ASSOCIATED ELECTRICAL INDUSTRIES Ltd. March 2, 1960 [March 9, 1959], No. 8102/59. Class 41. Metal bodies, e.g. valve electrodes, are coated with an insulating layer mainly alumina, by electrophoretic deposition from a suspension of alumina in aqueous alcohol which contains aluminium acetate and magnesium nitrate as activators. Finely-divided silica may also be present. The coated element is then dried and heat-sintered. The coating may be in dimpled, smooth, or loosely adherent form by adjusting the ratio of the two activating salts added. Specification 847,019 is referred to.
Patent GB-985082-A (GB)
Title: Maternity panty girdle
IPC: A41C1/10
Filed: 1964-02-27
Abstract: 985,082. Pantie girdles. BERGER BROS. CO. Feb. 27, 1964 [Oct. 25, 1963], No. 8138/64. Heading A3V. A maternity pantie-girdle comprises main panels 11, 12 joined along central seams 13 and formed of horizontally and optionally also vertically extensible material and reinforced on its inner surface by front panels 19 extensible along the arrow 28. The rear edges of the panels 19 are secured to rear reinforcing panels 31, leaving unreinforced areas 36 to conteract any tendency of the upper edge to roll over. Suspenders 38-41 are secured to the inner side of the reinforced portions.
Patent GB-495286-A (GB)
Title: Improvements in or relating to intermittent film advancing mechanism for motion picture apparatus
IPC: G03B1/22
Filed: 1938-03-17
Abstract: 495,286. Kinematograph apparatus. KODAK, Ltd. (Kodak Akt.-Ges.) March 17, 1938, No. 8224. [Class 97 (i)] A claw arm extending from an intermittent mechanism located at one side of an exposure aperture is pressed towards the film by a resilient member mounted on the other side of the aperture and extending around the aperture to engage the claw arm. As shown in Fig. 2, a claw 60 on an arm 55 reciprocated on a vertical rod 56 by a cam 58 in an opening 59 is engaged by a rectangular plate spring 62 secured by screws 63 to an aperture plate 16. The spring 62 has an opening 64 surrounding the aperture 44 in the plate 16 and the exposure aperture 45 in a film magazine. Fig. 4 shows a modification in which the spring 62 is replaced by a spring wire 69 secured by screws 70 and having an arm 71 engaging the arm 55. The claw may have an inclined face, may slide over the film during its return strokes, and may enter the exposure aperture, as in Fig. 2, or a separate slot 67, as in Fig. 4. The resilient member may be carried by a plate vertically adjustable on the plate 16.
Patent GB-1450649-A (GB)
Title: Premix combustion assembly
IPC: F23R3/30
Filed: 1974-02-22
Abstract: 1450649 Gas turbine combustion chambers UNITED AIRCRAFT CORP 22 Feb 1974 [28 Feb 1973] 8227/74 Heading F1L In an annular air-jacketed gas turbine combustion chamber 30, e.g. for jet aircraft a rich mixture of fuel and air is provided in the primary combustion zone 34 for low engine power operation, e.g. for idle or for altitude relight, by conventional fuel nozzles 58 surrounded by swirl vanes 62 and spraying fuel into the zone 34, and a lean mixture of fuel and air is provided in the zone 34 for high engine power operation, e.g. for takeoff, climb and cruise, by injectors 40 having large tangentially directed injection holes 74 arranged in an annular premix passage 42 receiving air from a compressor and delivering the fuel/air mixture through holes 48 in a frusto-conical baffle 46 radially across the zone 34. The baffle may extend from the radially inner, as shown, or outer wall. The holes 48 may be circular, Fig. 2, (not shown), or oval, Fig. 3, (not shown). Local eddies adjacent the holes 48, form a region of stagnant fuel-air mixture which provides a continuous ignition source. The injectors 40 are only operational during high engine power operation, and nozzles 58 may operate continuously or only during low engine power operation.
Patent GB-1186043-A (GB)
Title: A Machine Assembly for the Packaging and Labelling of Articles
Inventor: FELLNER PHILLIP JOSEPH
IPC: B65C1/02
Filed: 1967-02-21
Abstract: 1,186,043. Labelling machines. STURTEVANT INDUSTRIES Inc. 21 Feb., 1967, No. 8230/67. Heading B8F. A machine is moved from a weighing device 10 over freely-rotating rollers 21 to a position B where a label printed in accordance with the weight of the package is applied to it. In the form illustrated the package is fed by a pusher 44 carried by a bell crank pivoted at 48 to a sliding carriage 24 reciprocated by a pivoting link 30. The bell crank is turned by a roller 52 driven through a linkage from a cam on a shaft 65. The label is withdrawn from the printing device 12 by a suction gripper 16 which delivers it to a heated suction gripper (130) (Figs. 2 and 9 not shown) which activates adhesive on the label and applies it to the package B. The suction of each gripper is temporarily replaced by pressure when the label is to be transferred from it. A section 70 of the rollers is braked during the final movement of the package B by pivoting the section 22 of the conveyer downwardly. The final adjustment of the position of the package B is then made by a pusher (78) (Fig. 6, not shown) driven from further cams on the shaft 65. A rotating brush (300) (Figs. 11 and 12, not shown) may turn the label in place. Operation of the machine is stopped automatically if no weighing takes place during a predetermined interval after a package has been delivered, or if no label is present to obturate the suction inlet on one of the suction grippers. The roller conveyer is constructed as a separable unit.
Patent GB-179749-A (GB)
Title: Improvements in transmission gearing for turbine installations
IPC: B63H23/08
Filed: 1921-03-17
Abstract: 179,749. Brown & Co., Ltd., J., and Pigott, S. J. March 17, 1921. Driving and transmission mechanism, special applications of.-Two couplings 17, 18, spaced axially apart, connect a tubular turbine shaft 11, and a hollow pinion spindle 20 through a shaft 12, 13. In a modification the coupling 17 is replaced by a rigid connection and the coupling 17 is placed between the coupling 18 of the end of the pinion spindle 20.