baber/WOPTO huggingface dataset:
Patent GB-346094-A (GB)
Title: Improvements in or relating to electric circuit controllers for traffic signals
IPC: G08G1/085
Filed: 1930-02-12
Abstract: 346,094. Road-traffic signals. BRITISH THOMSON-HOUSTON CO., Ltd., Crown House, Aldwych, London.-(Assignees of Hall, C. I.; 1429, Walnut Street, Philadelphia, U.S.A.) Feb. 12, 1930, No. 4741. Convention date, Feb. 12, 1929. [Class 118 (ii).] In an improvement on Specification 274,867, [Class 118 (ii), Signals], the circuit controlling cams may be relatively adjusted and interlocked from a point outside the casing. The cams are mounted on concentric sleeve shafts which terminate in arms or discs outside the casing which may be adjustably locked by ratchets and pawls. The driving motor is of the disc type, the speed being regulated by shading coils adjusted by an arm 4a, Fig. 2. The disc 2 drives through gearing 13, .. 19, 20, a collar 21, Fig. 9, integral with a cam 22, a sleeve 23 and a dial 25 external to the casing 5. A cam 26 mounted on a collar 27 fixed to a sleeve 28 may be rotatably adjusted with respect to the cam 22 by means of an arm 29, the dog 31 of which engages teeth 30 in the dial 25. A cam 32 loose on the sleeve 33 is fixed to the cam 22 by a bolt 32<1>, the cam 34 is fixed to the collar 35 and a sleeve 33 which ends in a dial segment 36 is adjust. able relative to the dial 25 by means of a sprung arm 43, a cam 51 mounted on the shaft 37 being adjustable relative to the segment 36 by means of an arm 38. Arms 52, 53 with nose pieces 521, 53<1> engaging respectively the cams 32, 34, 51 and 22, 26 operate contacts 63, 64, 65 as in Specification 274,867 to illuminate respectively the red (R), green (G) and amber (A) signals, Figs. 2 and 11, the sequence of signals being regulated by the arms 29, 38, 43. The cams 22, 26, 32, 34, 51 give four positions of the rod 62 corresponding to R, A, G and A signals, but by providing further notches in the cams and suitably altering the indentations 71, 72, 73 overlap of these signals may be obtained. When the signals are not in use a flashing lamp 90, Fig. 11, is operated by a contact 49, intermittently closed by a lever 48 rocked by a toothed wheel 47, the circuit being closed by a switch Y. The lighting of the R, A and G lamps, Fig. 11, for the main road would also illuminate the corresponding signals for the cross road.
Patent GB-846980-A (GB)
Title: Improvements in and relating to apparatus for the deposition of viscous liquid materials
Inventor: NASH JAMES GENTLE
IPC: B41F1/04
Filed: 1958-02-13
Abstract: 846,980. Printing-machines. McCORQUODALE COLOUR DISPLAY Ltd. Feb. 11, 1959 [Feb. 13, 1958], No. 4801/58. Class 100(2) [Also in Group XXV] Apparatus for the deposition of thin layers of paints, inks and other viscous liquid materials in accurately defined areas, of the kind comprising a matrix having a number of shallow cavities formed in its operative face for the reception of the material to be deposited on the said surface in patches or areas defined by the boundaries of the cavities, which are closed by the application against said operative face of the surface to receive the deposited material, conduits leading through the matrix to the cavities for the pressure-introduction thereto of the material to be deposited, and means for controlling relative movement between the matrix and the surface intended to receive the deposit, comprises a rigid frame structure including a number of vertical posts carrying a rigid head frame and a rising and falling platen having a substantially constant stroke, for raising a sheet of material carried on the platen into engagement with the matrix, matrix supporting and adjusting means in the form of one or a number of supporting members movable with regard to the head frame, adjustable connecting members between the matrix supports and the head frame to allow adjustment of the supports and therefore of the matrix, and separately adjustable elements carried by the matrix supports or the head frame constituting spacing abutment members for maintaining the spacing between the matrix supports as set. The platen 5, Fig. 1, is raised and lowered on posts 2 by cams 11 on a shaft 7 rotated by a motor through a one-revolution clutch. The surface to receive the material is supported on a surface, formed with perforations 26, of a hollow metal block 23 supported on the platen and slidably removable therefrom on to a table 49, suction being provided through a flexible pipe 27 to hold the receiving surface on the block. Printing-surfaces. The matrix 28, having the cavities in its lower surface, is supported by bolts on two bars 29, 30, each formed of two metal strips 31, 32 welded together in spaced relationship. The bars embody internally threaded sleeves 34, 35 containing bolts 41 with lock nuts 42, the bolts engaging the underside of the head frame 3. Each bar carries at each end a lug 36, Figs. 1 and 5, having a hole forming a bearing for a pivoting cross pin 38 at the lower end of a screw 39 provided at its upper end with a hand wheel 40. The screw extends freely through a hole in an arm 43 of a support member 44, the arm 43 terminating in a hook 45 for engaging a bead 46 on the head frame 3. The other arm 47 of the member 44 contacts the pin 38, and the hand wheel rests on the arm 43. By rotating the wheel, the matrix can be raised or lowered, separately at each corner, with respect to the frame 3, the bolts 41 being rotated to abut the frame 3 in the set position of the matrix.
Patent GB-490678-A (GB)
Title: Improvements in or relating to roller hearth furnaces
IPC: F27B9/24
Filed: 1937-02-17
Abstract: 490,678. Roller - way conveyers. MACDONALD, J., and G.W.B. ELECTRIC FURNACES, Ltd. Feb. 17, 1937, No. 4827. [Class 78 (i)] [Also in Group XII] Each driven roller of a roller-hearth furnace is rotated intermittently by a pawl and ratchet mechanism, the ratchet wheel 2 of which is mounted on the roller shaft while the pawl 6 is pivoted to a link 3 rotatable about the roller axis and actuated by a reciprocating bar 5. The rollers are preferably driven at both ends, and the bars 5 may extend the whole length of the furnace, or they may be in shorter sections. In one form the driving bar for the rollers of one half of the length of the furnace is above the rollers, while that for the other half is below, the two being connected at the middle of the furnace by a rocking link. The bars may be actuated by a cam disc 8 shaped to give a quick return motion, and the arrangement is such that the bar is in tension on the operated stroke.
Patent GB-608162-A (GB)
Title: Trussed steel structural members
IPC: E04C5/065
Filed: 1946-02-15
Abstract: 608,162. Making girders. GREEN, D. H. Feb. 15, 1946, No. 4883. [Class 83 (ii)] [Also in Group X] A trussed steel structural member for use in constructional work such as prefabricated reinforced concrete flooring or precast beams, built up of longitudinals with an interconnecting lattice work secured thereto by welding has the lattice C and at least one, B, of the longitudinals formed of substantially tubular section, the parts at the point of connection being collapsed to provide a flat, flattened walls the of which are reinforced by welding. The other longitudinal A may be a flat strip or bar or in the case in which the stress strain factors cause a change-over from tension to compression in this longitudinal may consist of a tube. In making the lattice work the flats are first formed in the tube between the jaws of a vice or press and bending effected either after or before spot-welding the flattened portions, in the former case preferably using the vice jaws as welding electrodes. The longitudinals are then applied and spot-welded to the lattice at the bends. The longitudinal A may consist of a half-round bar flattened at intervals, or of a strip with a series of half-cylindrical longitudinal depressions separated by flats. Specification 604,738 is referred to.
Patent GB-676958-A (GB)
Title: Parasiticide compositions comprising hexaethyl tetraphosphate and a nitrophenolic compound
Inventor: KENAGA EUGENE ELLIS
IPC: A01N57/00
Filed: 1951-02-28
Abstract: 676,958. Parasiticide. DOW CHEMICAL CO. Feb. 28, 1951, No. 4900/51. Class 81 (i). A parasiticide comprises as active ingredient hexaethyl tetraphosphate, which may contain tetraethyl pyrophosphate as impurity, and a 2.4-dinitrophenol having in the 6 position a substituent which is cyclohexyl or an alkyl radical containing 1 to 8 carbon atoms, or a salt of such a dinitrophenol. The preferred dinitrophenol is dicyclohexylamine 2.4-dinitro-6-cyclohexyl phenolate but the following are also referred to: di-n-butylamine 2.4-dinitro-6-cyclohexyl phenolate, n-octylamine and ammonium 2.4-dinitro-6-methyl phenolate, sodium 2.4-dinitro-6-secondary butyl phenolate, 2.4-dinitro-6- n-octyl phenol, triethanolamine 2.4-dinitro-6-nhexyl phenolate, dodecylamine 2.4-dinitro-6 secamyl phenolate and 2.4-dinitro-6-cyclohexyl phenol. The compounds are preferably employed as aqueous sprays containing 1 to 5 parts by weight of hexaethyl pyrophosphate per part of dinitrophenol, together with wetting agents such as di-octyl sodium sulphosuccinate, sodium lauryl sulphate, polyethylene glycol phenyl isooctyl ether, polyoxyalkylene derivatives of sorbiton monolaurate, glyceryl oleate, sulphonated sperm oil, sodium isopropyl naphthalene sulphonic acid, sodium sulphonate of butylphenyl phenol, and dodecylbenzene sodium sulphonate. Dust compositions include as carriers volcanic ash, pyrophyllite, wood flour, bentonite, diatomaceous earth and talc. Both solid and liquid compositions should be applied soon after preparation.
Patent GB-416781-A (GB)
Title: Improvements in or relating to lifts
IPC: E04H6/18
Filed: 1933-02-18
Abstract: 416,781. Lifts. EXPRESS LIFT CO., Ltd., and STEVENS, J. W., Greycoat Street, Victoria Street, London. Feb. 18, 1933, No. 5066. [Class 78 (iii).] Lifts, of the kind in which a cage moves up and down in a tower or like structure which can be traversed laterally, are arranged so that the cage can be loaded and unloaded at points beyond the limits of the tower. Fig. 1 shows the application of the invention to a storied garage of which part is below the entrance level 1. The suspended tower 7 is hauled along a central runway by multiple ropes 18, Fig. 3, operated by a winch 19 against the action of counterweights 24. The cage 10 moves in guides in the tower and delivers to storage compartments on either side of the runway. This combination of movements serves all the compartments at or above the entrance level. To serve the compartments below the level 1, guides are provided in the wells which form extensions of the guides in the tower and the cage can be lowered in these well guides below the bottom of the tower. Sliding guides 14, Figs. 6 and 7, operated by linkage from the hand lever 17, can be moved to lock the tower and well guides in alignment while the cage is out of the tower. Various interlocking means are provided, including limit switches for preventing the car leaving the tower unless correctly positioned in alignment with the well guides and for preventing movement of the tower unless the lift is in it. When more than one tower and lift is used in the same runway, interlocking means will be used to prevent collision. The lift is partly counterbalanced by a counterweight which has a smaller travel than the cage so that it never descends below the ground level 1. Specification 416,782 is referred to.
Patent GB-621365-A (GB)
Title: Improvements in cigarette and similar lighters
IPC: F23Q2/08
Filed: 1947-02-21
Abstract: 621,365. Frictional lighters. DIXON, H. B. L. Feb. 21, 1947, No. 5197. [Class 75(iii)] A frictional lighter is provided with an operating number hinged at one end to a pivoted wick cap and at the other end to a. pivoted cam, such that on depressing said member against the resistance of a spring bearing on said cam both the cap and the friction wheel are operated, the extent to which the member is depressed determining whether, when the pressure is removed, the cap returns to its initial position or is held clear of the wick until the member is again moved. A wick cap hand a friction wheel, to which is fixed a ratchet wheel j engaged by a spring-pressed pawl m provided inside the cap, are mounted on a pivot g between lugs f on the top of the lighter body a. One end of a flat link n is hinged at n<SP>1</SP> to the cap h above the pivot g, the other end of the link which is cranked being hinged at n<SP>2</SP> to a . cam o pivoted at o<SP>l</SP> between lugs p on the top of the body a. The free end of a leaf spring r fixed at r<SP>1</SP> to the top of the body a, bears on the bottom of the cam, normally maintaining it vertical and the link n in a raised horizontal position with the cap h over the wick. The leaf spring r may be replaced by a coil spring. By pressing down the link n the cap h is raised- and the friction wheel rotated. If the pressure is removed before the pivot n<SP>1</SP> passes below the pivot g, the link and cap are returned automatically to their initial positions by the spring r. If the pressure is continued until the pivot n<SP>1</SP> passes below the pivot g the cap h will be held in its raised position until light pressure is applied to the cranked end of the link so that the pivot n<SP>1</SP> is raised past the pivot g. The body a is divided by a vertical partition a<SP>1</SP> with compartments a<SP>2</SP>, a<SP>3</SP> for cotton-wool and petrol respectively, a conical passage b<SP>1</SP> in the partition being controlled by a horizontal needle valve b which is adjusted by rotating a screw b3 in the wall a4 of the compartment a2. The petrol compartment a3 has on one or both sides of it a transparent panel a<SP>5</SP>, which, if the body a is made of synthetic plastic, may be moulded in position. A removable wick tube e is provided with a head e<SP>2</SP> through which the wick projects and which closes an aperture in the top of the body a, through which, when the wick tube is removed, the coton-wool compartment can be charged.
Patent GB-813871-A (GB)
Title: Improvements in or relating to a preparation suitable for combating red spider
IPC: C07F9/165
Filed: 1957-02-15
Abstract: An insecticidal composition comprises one part by weight of 2,4,5,41-tetrachlorodiphenylsulphone and 0.5 to 10 parts by weight of a compound of the general formula <FORM:0813871/VI/1> wherein R1 and R2 designate an aliphatic or aromatic hydrocarbon radical, R3 and R4 designate a hydrogen atom or an aliphatic or aromatic hydrocarbon radical.  The preferred compound is S-(1,2-dicarboethoxy)-ethyl-O, O-dimethyldithiophosphate.  A wetting agent, dispersing agent and carrier may also be included.  Reference has been directed by the Comptroller to Specification 699,522.
Patent GB-1385704-A (GB)
Title: Pneumatic tyres
IPC: B60C9/00
Filed: 1971-02-23
Abstract: 1385704 Pneumatic tyres DUNLOP Ltd 10 Feb 1972 [23 Feb 1971] 5249/71 Heading B7C A pneumatic tyre, e.g. an aircraft or racing car tyre, comprises a rubber tread 11 having an outer wearable portion separated from an inner portion bonded to the tyre carcass 10 by a single layer 12 of parallel filaments having a modulus of elasticity greater than 50 x 10<SP>10</SP> dynes/cm.<SP>2</SP> and a melting point above 300‹ C., the layer 12 being intended to prevent stripping off of successive layers of the tread which may occur during use of the tyre continuing to the point where the tyre will burst. The filaments may be of steel, carbon, or glass, and may be disposed at 0-50 degrees to the tyre mid-circumferential plane. The tyre illustrated in Fig. 1 is an aircraft tyre whose carcass 10 is a cross-ply carcass of 12-18 nylon cord plies with a cord angle of 33 degrees, and may be provided with a layer of nylon cord fabric in the outer portion of the tread which extends into ground-contacting ribs forming the tread pattern of the tyre. In an alternative embodiment, (Fig. 2, not shown), the tyre is a racing car tyre having an aspect ratio of 40%, a tread which is 8-15 inches wide and flat in transverse profile, and a cross-ply carcass of four plies of nylon cord fabric with a cord angle of 20-27 degrees. The layer 12 may, as shown, extend across the full width of the tread in one span or may alternatively be divided into three parts located respectively beneath the central and the two shoulder regions of the tread.
Patent GB-511578-A (GB)
Title: Optical rear projection screens
IPC: G03B21/62
Filed: 1938-02-19
Abstract: 511,578. Treating artificial silk. MOSS, W. H. Feb. 19, 1938, No. 5253. [Class 2 (ii)] [Also in Groups VIII and XX] An optical rear projection screen comprises a plain woven fabric of artificial organic filmforming material in which the warp and weft are of the same material, denier and density, the yams are swollen so that the interstices are substantially closed and the fabric is impregnated with a transparent or translucent non- volatile substance. Swelling is preferably effected simultaneously with impregnation by using solutions of the transparent substance in a swelling agent. Suitable swelling agents for cellulose acetate are methyl or ethyl alcohol, or a mixture of acetone, dioxane or methyleneethylene ether with water or benzene. The transparent substance is preferably a plasticizer for the fabric, e.g., dimethyl- or diethylphthalate, dimethoxy- or diethoxy-ethyl phthalate, methyl- or ethyl-ethoxyethyl phthalate, ethyl-oxyebhyl phthalate, triacetin, diglycerol tetracetate, trichlorobutyl phosphate, dimethyl-, dibutyl- or diamyl-tartrate or diethyl oxalate, but may be a film-forming substance, e.g., cellulose acetate having different solubility properties from the fabric, cellulose propionate, butyrate, acetate-propionate, acetate-butyrate, acetate-nitrate, acetate-nitrate-propionate, methyl, ethyl, or benzyl cellulose, polyvinyl acetate, chloride or chloracetate or polymethylmethacrylate or a mixed polymer. A plasticizer may be added to the film-forming substance. The examples describe the treatment of a cellulose acetate jappe fabric by immersion or spraying one or more times with (1) dimethoxyethyl phthalate in ethyl alcohol, (2) polyvinyl acetate and trichlorobutyl phosphate or triacetin in ethyl alcohol, butyl alcohol and acetone. The impregnating solution may contain light dispersing or refracting substances, e.g., finely ground quartz, zinc oxide, titanium oxide or barium sulphate, or the impregnated fabric may be coated to produce a matt surface with cellulose acetate dopes containing such substances. The coating may be applied so that its density diminishes from the centre towards the edges of the screen to avoid the " hot-spot effect." Specification 426,397, [Group XX], is referred to.
Patent GB-576366-A (GB)
Title: Improved arrangement of a thermocouple for use in connection with high frequency electric heating apparatus
IPC: G01K1/08
Filed: 1944-03-22
Abstract: 576,366. Electric thermometers. BRITISH INSULATED CABLES; Ltd., QUAYLE, J. C., and JONES, P. March 22, 1944, No. 5334. [Class 97 (iii)] [Also in Groups XI and XXXV] One of the supply lines of apparatus for heating a body by a high frequency induction is a tubular conductor 3 enclosing a thermocouple conductor terminating in a hot junction at the end of conductor 3 where it is coupled to a heating electrode 1 or to a high frequency coil and the thermocouple conductor extends within conductor 3 to an earthed point thereof, where it is brought out to separate the high frequency system from the thermocouple system. The conductor 3 is of copper and may form a conductor of the thermocouple, the other conductor of which is a wire of copper-nickel alloy, such as that known under the Registered Trade Mark "Eureka ". The tubular conductor 3 may enclose several thermocouples connected in series, the hot junctions being separately secured in an insulating block of mica-filled glass in the electrode 1. of the heating condenser. High frequency oscillations are fed from a valve oscillator circuit 8 to a hollow helical coil 6 forming the secondary winding of a coupling transformer, the coil 6 being connected at one end to an earthed screen 5 and at the other end to conductor 3 insulated at 4 from the screen 5 through which it passes. The conductor 13 of the thermocouple is insulated in the tube 3 by cup-shaped beads 12 and is soldered to the electrode. The thermocouple conductor brought out at the earthed end of the tube 6 are led through a high frequency filter 26 to a cold junction 17 in a Dewar flask 18, a milliammeter 19 being inserted.
Patent GB-109586-A (GB)
Title: Improvements in Furnaces of the Crucible or like Type.
IPC: F27B14/00
Filed: 1917-04-16
Abstract: 109,586. Richmond Gas Stove & Meter Co., and Hartley, H. April 16, 1917. Crucible furnaces.-In a gas-heated furnace, the waste gases from the crucible chamber 1 are passed in succession through a preheating chamber 15 for the metal or substance to be melted and an air-heating chamber 16, the latter chamber being traversed by the air pipe 17 leading to the burner 11. The crucible chamber has a removable bottom 2. The gas burner is inserted, preferably tangentially, from a chamber 8 behind the crucible chamber. The separating-plate 18 between the pre-heating and air-heating chambers has its back portion upwardly inclined and perforated.
Patent GB-329646-A (GB)
Title: Improvements in or relating to rotary blowers, pumps or fluid pressure engines
IPC: F04C18/44
Filed: 1929-02-18
Abstract: 329,646. Ricardo, H. R. Feb. 18, 1929. Fixed-abutment type; discharge and suction passages for pumps and blowers.-Rotary pumps, blowers, or engines, with hinged overlapping vanes E, have the vanes secured by fusible metal within tubular bearing sleeves D<2> mounted on cylindrical sockets within the rotor D. The vanes E may have inturned ends El engaging the outer drum B which may be freely rotatable. The curvature of each vane may be uniform or variable, increasing from its inner edge to its outer edge. The inlet and outlet ports A<2>, A<3> are provided either in the wall of the outer drum B or in one or both end-plates A<1> which may be fixed and be carried by or form part of the outer casing A. The edge of each vane is divided into sections E<3>, E<4> bent in opposite directions to receive the fusible metal E<5>. Specification 329,663 is referred to.
Patent GB-420146-A (GB)
Title: Improvements in and relating to aircraft
IPC: B64C1/00
Filed: 1933-02-22
Abstract: 420,146. Aircraft fuselages. WALKER, G. E., 65, Rockley Road, Sheffield. Feb. 22, 1933, No. 5415. [Class 4] In an aircraft fuselage which is built up externally of flanged metal pressings or stampings 1 adapted to meet in horizontal and vertical planes and to be secured at their flanges by riveting, bolting, or welding with strengthening-members interposed between and secured to the sections, the strengthening-members at requisite parts of the aircraft are formed as diaphragms 3 bridging the space of the hollow structure to form deckings, floorings, roofings, or mountings for the engines, fuel tanks, or other fittings to be accommodated in the aircraft. The flanges facilitate the attachment of bracing wires &c. and are disposed in the direction of flight and the sections may be corrugated. As shown, a keel 10 is provided in the cockpit.