baber/WOPTO huggingface dataset:
Patent GB-580062-A (GB)
Title: Improvements in magazine work holding fixtures
IPC: B23Q7/10
Filed: 1944-04-25
Abstract: 580,062. Feeding articles from shoots. JACK & HEINTZ, Inc. April 25, 1944, No. 7709. Convention date, April 26, 1943. [Class 78 (i)] In a work holding device provided with a magazine feed from which the work is automatically fed into position for a machining operation, the work 12 from the magazine 10 falls into a barrel 8 in a casing 13 from which it is fed forward by a rod 11 when the holding device is moved away from the machine tool, and dislodges the work previously machined. The work is held in its machining position by a spring pressed clamp 21 which is withdrawn when the holding device is again moved away from the machine tool by a roller 5 mounted in its slotted tailpiece engaging a cam surface on a lever 6 passing through the tailpiece.
Patent GB-592844-A (GB)
Title: Improvements in and relating to fluid tight seals for electrical apparatus
IPC: H01F27/02
Filed: 1943-05-14
Abstract: Electrical apparatus containing an insulating fluid comprising a halogenated cyclic hydrocarbon, e.g. chlorinated diphenyl, is sealed by fitting the cover of the apparatus with a gasket made from a butadiene-acrylonitrile copolymer plasticised with the halogenated cyclic hydrocarbon.ALSO:Electrical apparatus containing an insulating fluid comprising a halogenated cyclic hydrocarbon, e.g., chlorinated diphenyl, is sealed by fitting the cover of the apparatus with a gasket made from a butadiene-acrylonitrile copolymer plasticized with the halogenated cyclic hydrocarbon.
Patent GB-711425-A (GB)
Title: Improvements in supporting and weighting means for the upper rollers of textile drafting apparatus
Inventor: MARKOWICZ RONALD JOHN SUMMERS
IPC: D01H5/56
Filed: 1951-04-04
Abstract: 711,425. Roller weighting arrangements. T.M.M. (RESEARCH), Ltd. March 20, 1952 [April 4, 1951; Oct. 22, 1951], Nos. 7814/51 and 24631/51. Class 120(2) The upper rollers in a textile drafting apparatus are mounted in a member 14 pivoted to the rear bar 15 of the machine and individually adjustable resilient means are provided for supplying loading pressure to each roller when the member 14 is held in an operative position by a releasable catch. The upper rollers are carried in bearing blocks 21 which are mounted on the member 14 with provision for longitudinally adjusting their positions. The resilient loading pressure is applied by springs 22 bearing upon pressure pads 23 against the roller shafts, adjustment of the pressure being obtained by rotating screws 24 in the blocks 21. Spring clips 25 are provided to retain the rollers in the blocks when the member 14 is raised. The member 14 is held in the operative position by engagement of a pivoted latch 17 with a member 19. Modifications of the latch members are described which allow adjustment of the latching position. A member 39, Fig. 5, may also be pivoted to the bar 15 and carries a block clearer 40 and a front roller clearer 42. Roller clearing means may also be carried by a dust cover pivoted to the arm 14, and a fixed underclearer may be mounted beneath the lower rollers by means of a spring. Spring pressed plunger 26 and recesses 27 are provided to hold the arms 14 in the raised position.
Patent GB-865468-A (GB)
Title: Improvements in or relating to leakage reactance transformers
Inventor: PARK KENNETH JOHN
IPC: H01F38/10
Filed: 1958-03-12
Abstract: 865,468. Transformers. GENERAL ELECTRIC CO. Ltd. Feb. 25, 1959 [March 12, 1958], No. 7947/58. Class 38 (2). A leakage reactance transfer having an adjustable shunt member 5 made of rectangular laminations riveted together has a rectangular core made of silicon steel strips 1, 2, 3, 4 under lapped and over lapped at the corners as shown. The leakage reactance can be set by moving the secondary coils 8, 9 and the member 5 relatively to the primary winding. The air gap between the member 5 and the limbs 1 and 2 can be varied by varying the amount of overlapping between the limbs and the yokes. The primary coils 6, 7 can form separate primary windings or be connected in series or parallel and the secondary coils can be similarly connected. Alternatively, the coils can be arranged in auto-transformer connection. Specification 865,469 is referred to.
Patent GB-942202-A (GB)
Title: Improvements in transducers
Inventor: ROTH WILFRED
IPC: G10K13/00
Filed: 1960-03-07
Abstract: 942,202. Magnetostrictive devices; diaphragms. W. ROTH. March 7, 1960 [Dec. 30, 1959], No. 7949/60. Heading H4J. The circular steel or brass diaphragm of an ultrasonic transmitter or receiver is formed near its periphery with a tubular part 20 which provides a quarter-wave path for longitudinal waves at the operating frequency and effectively clamps the rim. The diaphragm is mounted on the casing 15 by a metal ring which is soldered or brazed to the diaphragm and to the casing. The ring 21 may be formed as an integral flange on the tubular element 20. The diaphragm is operated at its natural frequency. The tube 20 may be arranged to vibrate also in an extensional ring mode at twice the operating frequency. The period of the ring mode is 2#R/c (R is radius; c is velocity). The tubular member provides a half-wave path for longitudinal waves induced by the Poisson effect at the ring mode frequency and offers a low impedance to the waves. The diaphragm is driven by a magnetrostrictive element comprising a rod or tube 10 of nickel or of nickel alloy, a permanent magnet 13 and a driving coil 11. The magnet and the coil are mounted on a former 14 and are held by potting material 16 such as epoxy resin. A piezo-electric driving unit may be used.
Patent GB-128886-A (GB)
Title: Improvements in Pocket Lighters.
Inventor: ECK HENRY JUSTUS
IPC: F23Q2/06
Filed: 1919-03-29
Abstract: 128,886. Eck, H. J. March 29, 1919. Pocket igniters, frictional; lighting-torches, non-electric.-The wick of a pyrophoric igniter is recharged with petrol or the like by removing a screw plug e. Fig. 1, from the rear end of the wick case d and screwing the wick case on the petrol &c. container h, Fig. 3. The wick may be pulled down into the container and the igniter used as a substitute for a candle. The cap i, which normally closes the container, may be screwed on the plug e to prevent loss.
Patent GB-151548-A (GB)
Title: Pulverized fuel burners
IPC: F23D1/00
Filed: 1920-03-17
Abstract: 151,548. Bergman, L. H. March 17, 1920. Pulverulent-fuel burners.-In a pulverulent-fuel burner, means are provided whereby the fuel is uniformly distributed in the air current which carries the fuel; the said means being adjustable to suit different air velocities. The burner comproses two slidably connected pipes 3, 5, the forward end of the former being embedded in the furnace wall and forming the fuel inlet to the furnace, the rear end being surmounted by a vertical fuel-supply pipe 8 which discharges fuel on and around the forward conical end 9 of the elbow-shaped air-supply pipe 5. The point of discharge of the fuel on the cone 9 may be altered by adjusting the pipe 5 along the axis of the pipe 3, or by adjusting a pivoted deflector 11 which is provided with side wings 12 and is situated at the lower end of the fuel pipe 8, the former operation being performed by bolts passing through the lugs 18 and the latter operation by means of the handle 14 and retaining-bolt 15. For low airvelocities, the fuel is dropped near the forward edge of the cone 9, the point of discharge being retracted to the base of the cone as the velocities increase. A concentric casing 10 may be situated below the fuel pipe 8 and attached to the pipe 5, in which case the air is divided into two concentric streams, the outer stream carrying the fuel and the inner supplying the air for combustion. A hinged inspection door 22 having a sight-glass 21 is provided in the elbow pipe 5.
Patent GB-566847-A (GB)
Title: Improvements relating to guiding and releasing devices for sliding hoods of aeroplanes
IPC: B64C1/14
Filed: 1942-06-11
Abstract: 566,847. Fastenings. MALCOLM, Ltd., R., and LOBELLE, M. J. O. June 11, 1942, No. 8017. [Class 44] [Also in Group XXXIII] A sliding hood for an aircraft which can be jettisoned whatever position it may be in, has foot pieces at its sides sliding in rails hinged on the two sides of the aircraft and connected by linkage to members normally held in locked position by trigger mechanism a strong spring urging the members to move both guide rails simultaneously into their release position when the mechanism is actuated. An inflatable packing renders the hood air-tight when it is in the closed position. A hood 10 comprising two separated sheets of translucent material is carried by members 12, having projections 13, Fig. 3, engaged by hinged rails 14 along which the members 12 can slide rearwardly over a fixed part 7 which also may be translucent. The rails 14 are connected by links 19 to plungers 21 sliding through air-tight packing rings 22 in brackets 52 secured to the sides of the fuselage and connected together by a transverse hollow member 11. The inner ends of the plungers 21 are connected by links 24 to levers 25 pivoted in the member 11 and connected to two links 30, 30a pivoted on pins 31, 31a on the end of a short shaft 32 rotatable in a sleeve 33, Fig. 5, on 'the member 11. A lever 35 is secured on the outer end of the shaft 32 which is biassed by a spring 39 in a direction to thrust the links 30, 30a outwards, the end of the lever 35 being notched to engage a pin 44 on a lever 42. The lever 42 is moved to disengage the lever 35 by a Bowden cable 48 operated by a pull on a button 49, Fig. 1, a branch cable leading to an external handle 50 enabling the hood to be released from outside the aircraft. The links 19, plungers 21 and levers 25 may be duplicated towards the forward end of the rails 14, the levers 25 on each side being mounted on a common shaft so as to move simultaneously. An inflatable packing 17 extends along a plate 16 to bear against the inside surfaces of the members 12 and also around the forward edge of the windscreen' and rear edge of the cockpit opening to render the hood air-tight against internal pressure..
Patent GB-180115-A (GB)
Title: Improvements in vehicle windows
IPC: B60J1/17
Filed: 1921-03-15
Abstract: 180,115. Garner, H., Garner, J. P., and Smith, S. March 15, 1921. Vehicle windows.-A vehicle window is made of flexible material such as celluloid, and is arranged to slide in curved guides. The edges of the celluloid 1 are framed with leather 2 and the side edges are further provided with flexible steel strips 3; an additional steel strip 8 may be arranged centrally to prevent buckling. At rightangles to the direction of its motion, the window is provided with metal strips 4, 5 of V or channel section to give rigidity. Compressible contact by means of springs, felt, or the like provides the necessary air-tight connection between the channel-section guides and the window.
Patent GB-526320-A (GB)
Title: Improvements in or relating to luminescent screens and methods of manufacturing the same
IPC: C09K11/02
Filed: 1939-03-13
Abstract: 526,320. Ammonium phosphate composition. BAIRD TELEVISION, Ltd., DENISOFF, A. K., and SPEIRS, J. M. S. March 13, 1939, No. 8042. [Class 93] [Also in Group XL] A binder for a luminescent powder consists of ammonium phosphate dissolved in water plus acetone. The salt may be mono-, di-, or tribasic and it can be formed with ortho-, pyro-, or metaphosphoric acid.
Patent GB-622553-A (GB)
Title: Improvements in or relating to flight control of a high speed aircraft
IPC: B64D27/02
Filed: 1947-03-25
Abstract: 622,553. Controlling aircraft. WESTING- HOUSE ELECTRIC INTERNATIONAL CO, March 25, 1947, No. 8100. Convention date, June 1, 1945. [Class 4] [Also in Group XXVI] The jet tube 19 of an aircraft gas turbine 17 is provided with a small branch pipe 23, the end of which carries an auxiliary nozzle 25 mounted on gimbals 28, 29 so that the direction of discharge of the auxiliary jet may be varied for control purposes. Thrust augmentation is obtained by the passage of air between the pipe 23 and nozzle 25. In the case of a twinengined aircraft, a turbine is mounted on each wing with the auxiliary jets disposed outboard thereof. The Specification as open to inspection under Sect. 91 describes an arrangement in which branch pipes from twin turbines mounted on the wings are led to a common pipe terminating in a universally-mounted nozzle at the tail of the fuselage, and a further arrangement in which the nozzle at the fuselage tail is supplied from a jet engine separate from the main propulsion unit. This subject-matter does not appear in the Specification as accepted.
Patent GB-589900-A (GB)
Title: Improvements relating to liquid fuel supply systems for internal combustion prime movers
IPC: F02C7/22
Filed: 1945-03-30
Abstract: 589,900. Liquid-fuel burners. LUCAS, Ltd., J., and LAURENCE, O. N. March 30, 1945, No. 8119. [Class 75 (i)] [Also in Groups XXVI, XXVII and XXIX] In a liquid fuel supply system of the type in which a variable delivery pump a delivers excess fuel to swirl-type nozzles u, the excess being returned by a pipe v to the suction side o of the pump or to a sump, the pressure drop across two variable orifices w, 8 situated respectively in delivery pipe t, and return pipe v are applied to the diaphragms 6, 16, to actuate a pump controlling means, and a restricting valve 17 in the pipe v is also actuated by' the pressure drop across orifice 8. The pump a, preferably of the swash-plate type, is controlled by a rod d connected to the piston b operated by the fuel entering through e and flowing through the restricted passage g and venting pipe h to a seating i for a valve j on one end of a lever k controlled by a rod 7 connected to the diaphragms 6, 16. Diaphragm n, carrying lever k, divides the chamber m, into two, compartment m<1>, being filled with fuel from the pipe h and connected by a pipe p, to the pump inlet o or a sump, and compartment m<2> being open to the atmosphere and containing a barometric capsule s attached to lever k. Movement of the valve j, balanced to closing by a spring r causes the output of the pump a to be varied. The effects on the diaphragms 6, 16 are opposed to each other. Valve 17, operated by a spring- loaded diaphragm 19, is adapted to restrict the return flow of fuel when the pressure drop across orifice 8 exceeds a certain value.
Patent GB-564013-A (GB)
Title: Improvements relating to fastenings for slidable windows, doors, seats or other analogous articles
IPC: E05F11/00
Filed: 1943-05-21
Abstract: 564,013. Fastenings. WILMOTBREEDEN, Ltd., and PALMER, A. May 21, 1943, No. 8128. [Class 44] A fastening for securing sliding windows, doors, or the like, comprises pawls d pivoted at ends f in a fitting b attached to a window a and having edges e under pressure of springs y which grip a support bar c on which the window slides. To release and move the window, a finger lever h is rotated in the appropriate direction and turns a spindle i which has cam faces j causing the pawls d to be turned at right angles to the bar c to release their grip, further pressure on the lever h moving the window..A U-shaped spring k, secured to the fitting b, may be used to hold the spindle i in its central position. In a modification, finger pieces are secured to the lower ends of the pawls d, in place of the parts h, i.
Patent GB-126167-A (GB)
Title: Improvements in, and relating to, Stuffing Boxes and Glands.
IPC: F16J15/40
Filed: 1918-05-15
Abstract: 126,167. Briscoe, H. V. A., Berk & Co., F. W., and Thomas, D. H. May 15, 1918. Stuffing-boxes, substitutes for; boxes connected to source of high pressure ; draining.-A packing arrangement which is especially applicable for pumps for corrosive liquids consists of a grooved bush b enclosed in a chamber g to which compressed air is admitted by a pipe j to balance the liquid pressure in the pump cylinder a. The chamber g is attached to the cylinder cover and its outer end is closed by a stuffing-box h. A collar i on the piston-rod prevents liquid from creeping along the rod, the chamber g being sufficiently long to permit reciprocation of the collar. One or more enlarged grooves d<1> in the bush b collect leakage which is drained away by a passage c. According to the Provisional Specification, the bush b and the chamber g are made of gun-metal, and the chamber g is preferably divided axially.
Patent GB-700197-A (GB)
Title: Improvements in or relating to containers for liquids
IPC: B65D47/26
Filed: 1951-04-09
Abstract: 700,197. Oil cans; spouts for hollow-ware. DANDRIDGE & CO., Ltd., G. and DANDRIDGE, G. April 9, 1952 [April 9, 1951]. No. 8176/51. Classes 66 and 125 (3). A can, such as an oil can, is provided with an outlet in the form of a rotatable spout and one or more valves are arranged so that rotation of the spout opens and closes the path of the container. In one embodiment the top of an oil can 1 is provided with an outlet in the form of a projecting threaded neck portion 3 having an off-centre opening 5 in the top surface 4 thereof, The spout 6 is attached to a discshaped chamber 7 attached to the lower edge of which is a disc 9 and fibre washer 11. A flanged sleeve 13 screws on to the neck portion 3 and secures the fibre washer 11 in leak-proof engagement with surface 4. The sleeve 13 however is not secured so tightly that the spout assembly, including the fibre washer, cannot be rotated about the axis of the neck from the position shown (when the container outlet is closed) to one in which the spout projects over the edge of the can and the outlet holes 10, 12 align with the hole 5. Indicating marks may be provided on the top of the can to show when the valve is open or shut. A double container may be used with a valve arrangement such that the contents of one compartment, the other compartment, or neither may be directed through the spout. The container may be of metal, glass or synthetic rubber and an air vent may be provided in the base of the neck.
Patent GB-940956-A (GB)
Title: Improvements in and relating to polymeric compositions
IPC: C09D131/04
Filed: 1960-03-09
Abstract: 940,956. Particulate vinyl ester polymer compositions. SHAWINIGAN RESINS CORPORATION. March 9, 1960 [March 16, 1959], No. 8280/60. Heading C3P. Free-flowing water-dispersible dry powders comprise an admixture of a particulate vinyl ester polymer, a surface active dispersing agent and an organic liquid plasticizer and/or an organic solvent filming agent for the vinyl ester polymer which organic liquid is interspersed in an inorganic particulate solid. The polymer may be polyvinyl acetate or a copolymer of vinyl acetate with dibutyl maleate, diethyl fumarate, dioctyl maleate, vinyl stearate or ethyl acrylate. The surface active dispersing agent may be a tertiary amine, sulphosuccinate, alkyl aryl sulphonate, ethylene oxide-fatty acid condensate, alkyl aryl polyether alcohol or propylene glycolethylene glycol condensate. Specified plasticizers are phthalate, phosphate and citrate esters and chlorinated biphenyls. Specified filming agents are glycols, glycol ethers, glycol ether esters, xylene and toluene. The inorganic particulate solid may be a pigment, pigment extender, texturing agent or cementitious material. Many suitable ingredients are listed and examples describe compositions comprising polyvinyl acetate with (1) tertiary amine dispersing agent, dibutyl phthalate, titanium dioxide, silica and clay; (2) alkyl aryl sulphonate, phthalate plasticiser, guar gum and clay; (3) alkyl aryl sulphonate, dibutyl phthalate, hexylene glycol, polyvinyl alcohol, malic acid, talc, fungicide and plaster of Paris; and (4) alkyl aryl sulphonate, dibutyl phthalate, hexylene glycol, titanium dioxide, mica, sand, silica, guar gum, fungicide, calcium stearate and Portland cement; vinyl acetatedibutyl maleate copolymer with (5) alkyl aryl sulphonate, dibutyl phthalate, methyl cellulose, titanium dioxide and clay; and polyvinyl butyrate with (6) alkyl aryl sulphonate, dibutyl phthalate, titanium dioxide and mica. The compositions may be dispersed in water to form coating and caulking compositions.
Patent GB-759792-A (GB)
Title: Arctic rubber
IPC: C08K5/11
Filed: 1954-03-22
Abstract: A synthetic rubber composition comprises a polymerization product of a conjugated diolefinic compound having not in excess of eight carbon atoms and having a "Computed Moony" plasticity of at least 80, and at least 20 parts of an ester of an alcohol with VR-1 acid, i.e. a long chain carboxylic acid obtained as a by-product in the caustic hydrolysis of castor oil as described in U.S.A.  Specifications 2,182,056 and 2,267,269.  Specified polymerization products are those of butadiene, isoprene, chloroprene, cyanoprene, and dimethyl butadiene and their copolymers with styrene, alphamethylstyrene, p-acetyl-alpha-methyl styrene, 2,5- or 3,4-dichlorostyrene, 3,4-dimethyl styrene, 3-chloro-4-methylstyrene, methyl isopropenylketone, methylvinylketone, acrylonitrile, methacrylonitrile, methyl acrylate and methacrylate and the amides of acrylic and methacrylic acids, as well as unsaturated cumates, and suitable alcohols are ethyl, 2-ethyl-butyl, 2-ethyl-hexyl, hexyl octyl and methallyl alcohols as well as oxo fraction alcohols.  The esters may be mixed with other plasticizers such as aromatic oils, naphthenic oils and dioctyl adipate.  Carbon black and other compounding ingredients may be present in the composition which may be cured.  Specifications 737,086 and 758,871 are referred to.
Patent GB-292698-A (GB)
Title: A combined dough pinning machine and dough brake
IPC: A21C3/00
Filed: 1927-03-26
Abstract: 292,698. Williams, J. G., and Roaring, H. W. March 26, 1927. Rolling-machines.-Dough-rolling machines, of the type comprising superposed endless bands carrying the dough between resisting boards, are constructed so that one band can be tilted bodily relatively to the other and means are provided for driving both ends in the same direction continuously to perform rolling-operations or for reversing the drive at intervals to enable the machine to function as a dough break. Fig. 1 shews a lower band 2 running over three rollers 5, 6, 7 of which 5 is adjustable by the screw 71 to vary the tension, while 6 is driven from a countershaft 23 by a compound spur train, and is geared to 7 by a chain 70. By the manipulation of belt-shifting mechanism through the medium of the hand lever 45, the shaft 23 can be driven in either direction from the belt pulley shaft 37 or remain at rest. Both ends of the upper belt 1 are adjustable, the bearings of the roller 9 at one end being adjustable simultaneously by screw and worm gear 16, 18 while the other end is adjusted (1) by the screw mechanism 62 to vary the thickness of the rolled sheet and (2) by the bodily tilting movement of the belt about the axis of the roller 9 through the medium of the pivoted legs 64 operated by rack- and-pinion gear 80 furnished with ratchet sustaining gear. A scraper 82 and brush 83 can be moved into position alternatively to clean the lower band. For rolling operations the two belts are parallel, but for dough-breaking operations the belts are arranged at an angle and the drive is reversed to roll it alternately in opposite directions.