baber/WOPTO huggingface dataset:
Patent GB-327261-A (GB)
Title: Pasteurizing apparatus
IPC: A23L3/02
Filed: 1929-03-05
Abstract: 327,261. Jorgensen, A. M. March 5, 1929. Sterilizing and preserving liquids. - The invention relates to pasteurizing apparatus of the kind in which the bottles to be treated are inserted in baskets c which are moved stepwise through the pasteurizing tank a which is divided into compartments I, II, III, each of which has means for drawing the baskets therein forward one step at a time consisting of a shaft i coupled to driving mechanism, one basket being removed, after each step, from the last chamber III and a basket is transferred from each of the other chambers I, II to the one following, a new basket being added to the first chamber I. The invention consists in the provision of a stop m in each compartment which is operated on the forward motion of the baskets c to stop the driving mechanism in case the transfers ha.ve not been completed. In the construction described, the baskets c have wheels b which run on rails through the compartments. The baskets are moved forward by a hook f in each compartment attached to a chain g which is wound on a disc h on the shaft i which is rotated for each forward step and is then released and the hook retracted. The driving mechanism consists of a belt k which co-operates with a fast or a loose pulley on the shaft i according as rotation of the shaft is desired or not. The stops m are each connected through a bell crank lever o to a shaft p which on operation of the stops is longitudinally displaced so that arms r thereon displace the belt n from the fast to the loose pulley or the reverse, according as the drive is to be stopped or started. The stops m may, in other forms, act upon a claw coupling or a friction clutch or other device which will control the power transmission.
Patent GB-698821-A (GB)
Title: Improvements in snap-action electric switches
Inventor: BUTCHER ERIC JAMES
IPC: H01H23/16
Filed: 1951-03-28
Abstract: 698,821. Snap-action switches. TELEPHONE MANUFACTURING CO., Ltd. March 24, 1952. [March 28, 1951 ; Oct. 17, 1951], Nos. 7221/51 and 24262/51. Class 38 (v) A switch has a toggle mechanism with a compression spring 3 and a rigid member 1 pivoted together at 2, the movement of the toggle mechanism being limited by stops acting on an intermediate portion of the rigid member, the end of the rigid member 1 remote from the spring engaging a contactmaking member. In the double-pole switch of Fig. 2, two snap-acting toggles are provided, each rigid member 1 engaging a contact-carrying spring blade 12. The stops are provided by the sides of slots 14 in upstanding ears 15, with which projections 16 on the members 1 co-operate. The pivots 2 are slidable in slots (not shown) in the operating dolly 6, which has bores 4 housing the springs 3. When the dolly is moved from one position to the other, the pivots 2 are moved through the dead-centre position to cause the toggles to snap over to open or close the contacts. In the event of spring breakage or welding of the contacts, positive actuation is provided by the rocking of the rigid members 1 about the stops. In a modification, Fig. 5, the rigid member co-operates with stops 70, 71 and is effective to move a rectilinearlyslidable insulating contact-carrier 50. The carrier slides on ball bearings 53 and carries spring-biased bridging contacts 75, 76. In a further construction, Fig. 4 (not shown) the contact carrier is metal plate.
Patent GB-253977-A (GB)
Title: Improvements in or relating to boots, shoes, and the like
IPC: A43B9/04
Filed: 1925-03-17
Abstract: 253,977. Williams, A. March 17, 1925. Addition to 224,079. Connecting uppers to insoles.-In the manulacture of boots and shoes in which a temporary insole is used, an upper h is lasted over a temporary insole e at the forepart and over a permanent partial insole (not shown), but extending from the waist to the heel end as described in the parent Specification. To facilitate repair, a piece of canvas a preferably waterproof is tacked to the temporary insole e and secured to the upper h by a line of horizontal stitches k passing through the upper and an upturned lip c on the insole a. The stitches k are made with the shoe on the last. Lasting tacks i are withdrawn and the sole applied in the usual way, the last being removed and the sole sewn by through-stitching direct to the upper h by a seam clear of the temporary insole a but engaging the permanent partial insole. The temporary insole is then removed and the shoe socked for example as described in the parent Specification.
Patent GB-855890-A (GB)
Title: Improvements in or relating to magnetic contact springs in gas-filled sealed glass tubes
IPC: H01H11/00
Filed: 1959-03-03
Abstract: 855,890. Electromagnetic switches. SIEMENS & HALSKE A.G. March 3, 1959 [May 14, 1958], No. 7361/59. Class 38 (5). [Also in Group XXXVI] A gas-filled sealed contact-device comprises magnetic springs 2, 3 sealed in a glass tube 1 and coated with copper 5 over most of their length including the seal 6 which is tapered at the outside of the tube. The springs 2, 3 are of nickel-iron and coated at the contact areas with gold subjected to diffusion heating.
Patent GB-453490-A (GB)
Title: Improvements in and relating to vehicle jacks and to combinations of the same with vehicles
IPC: B66F3/08
Filed: 1935-03-09
Abstract: 453,490. Lifting-jacks. LEAN, C., 231, Strand, London.-(Ryerson & Haynes, Inc.; Jackson, Michigan, U.S.A.) March 9, 1935, No. 7413. [Class 78 (iii)] [See also Group XXXI] A screw or other jack is adapted to be temporarily attached to a bar of a sprung part of a vehicle, such as the bumper bar, and is provided with a hook-shaped ledge for receiving the lower edge of the bar and removable means for holding the bar on the ledge during lifting. The holding means may be dispensed with if the ledge is made of sufficient depth to hold the bumper bar during lifting and if an abutment is provided to support the jack initially on the bumper bar, the ledge being off-set from the path of the moving part of the jack. In the form shown in Figs. 1 and 2, a screwed jack bar 12 of about 24 inches length threads through a nut 28 provided with a sheet metal crown wheel 30 and associated with a ball thrust bearing 68 in a housing or casing 14 formed of flanged sheet metal halves connected by bending one flanged edge 22 over the other, the nut being rotated by a hand crank 44 or the usual nut wrench acting through a pinion 32. The casing halves are formed with semi-cylindrical extensions which when brought together form a guide 26 for the jack-bar and a mounting for a U-shaped bracket 48 whereby the jack may be attached to an exposed part of the vehicle frame, such as the bumper mounting bar 58, the lower arm of the bracket providing a channel seating 54 for the mounting bar whilst the upper arm carries a loose retaining pin 64. The bracket 48 is slidable on the extension 26, being retained thereon by the flared end 80; in taking the weight it seats on the ends of the casing flanges 22 and on bosses 74 formed on the casing, the lower arm 50 of the bracket being formed with a squared opening engaging a squared extension 78 of the casing ; this arrangement holds the casing from rotation while the jack is being operated but permits initial setting for convenient location of the operating means 44. The jack bar terminates in a rounded end with an extension 86, a sheet metal footplate 82 with a spherical seating 84 being retained thereon by a washer and cotter pin. In the modification shown in Figs. 6 and 7, a bracket 561 is provided on the end of the chassis frame for attachment of the jack. The attaching means on the sleeve 26 comprises a pair of U-shaped metal stampings 281 connected by dovetailed parts 36<1> and formed with lugs 441, 381, the lower lug 441 providing a channel seating 42<1> and the upper lug carrying a conical ended screw threaded retaining stud 401. The nut 72<1> is formed integrally with the crown wheel 74 and the thrust bearing therefor is enclosed in sheet metal race members 821, 841 The foot plate or base 141 provides a spherical seating 16<1> and is retained on the end of the jack bar by a spring pressed ball catch 20<1>, allowing ready removal for storage convenience.
Patent GB-408440-A (GB)
Title: Water-soluble dyestuffs of the anthraquinone series and process for the manufacture thereof
IPC: C09B1/36
Filed: 1933-03-11
Abstract: Sulphonated naphthcarbazoles of the anthraquinone series are obtained by treating anthraquinone derivatives of the general formula <FORM:0408440/IV/1> wherein X represents at least one acylamino group and the other positions X may be hydrogen or halogen atoms, Y may be hydrogen, halogen, alkyl or a sulphonic acid group, and in which the naphthalene residue may contain one or several substitutents such as alkyl, halogen, or sulphonic groups, with sulphonating agents whereby a simultaneous sulphonation and formation of carbazole derivatives occurs, even at ordinary temperatures in some cases. The products dye nearly all fibrous materials brown shades. German Specification 288,824 is referred to.  The above starting materials are obtained by condensing a 1-amino-4-bromo-anthraquinone or 1 : 5-diamino-4 : 8-dinitro-anthraquinone compounds with b -naphthylamine and acylating the free amino group or groups, preferably in an inert solvent. According to examples, 1 - benzoyl - 2 - methyl - 4 - b -naphthylaminoanthraquinone, 1-benzoyl-amino - 4 - b  - naphthylaminoanthraquinone, 1 - benzoylamino - 2 - bromo - 4 - b  - naphthylamino - anthraquinone, and 1-acetylamino-2-methyl-4 - b  - naphthylaminoanthraquinone are condensed and sulphonated with sulphuric acid or oleum and the brom-derivative may be further treated to sulphonate in the 2-position with sodium sulphite.  A table showing the properties of the dyes is given. As further starting materials are specified :--1 : 5 and 1 : 8 benzoylamino - b - naphthylaminoanthraquinone, 1 acetylamino - 4 - b  - naphthylaminoanthraquinone, 1-benzoylamino-2-methyl-4-b -5<1> : 8<1>-dichlornaphthylaminoanthraquinone, 1-benzoylamino-2-brom-4-b -naphthylamino-5-chloroanthraquinone, 1 : 8 dibenzoylamino-4-naphthylaminoanthraquinone, 1-benzoylamino-2-sulpho - 4 - naphthylaminoanthraquinone, 1 - benzoylamino-2-methyl-4-b -sulpho-naphthylaminoanthraquinone, and 1-nitro-benzoylamino-4-b -naphthylaminoanthraquinone.
Patent GB-1136165-A (GB)
Title: Porous separator, particularly for electric accumulators, and process for its manufacture
IPC: H01M50/429
Filed: 1966-02-22
Abstract: 1,136,165. Impregnated acrylic fibre sheet. ACSA-APPLICAZIONI CHIMICHE S.p.A. 22 Feb., 1966 [23 Feb., 1965], No. 7626/66. Heading D1P. An acrylic fibre sheet is impregnated with an acid-resistant resin. The sheet is felted or woven and has a thickness of 0.1-1 mm. The material of the fibres is a homo- or co-polymer containing at least 80% of acrylonitrile. It may also contain vinyl acetate. The resin is phenol-aldehyde, aldehyde-furfural, pvc, pva, or polyethylene. It is applied in solution, as an emulsion, or in the fused state. Acrylic paper may be impregnated with an aqueous solution of p-f resin, passed between pressure rollers, dried (and the resin cured), and cut to shape, to produce a product containing 120% of resin (based on untreated paper) which may be used as a porous separator for plates in an electric accumulator.
Patent GB-451216-A (GB)
Title: Improvements in and relating to electric transformers
IPC: H01F29/12
Filed: 1936-03-13
Abstract: 451,216. Transformers. BRITISH THOMSON - HOUSTON CO., Ltd., Crown House, Aldwych, London. March 13, 1936, No. 7665. Convention date, March 27, 1935. [Class 38 (ii)] Comprises a constant current transformer in which a pivoted coil 14 is moved by a double lever linkwork consisting of a weighted lever 25 attached by a pin-and-slot connection to a lever 19 which moves the coil through a link 18. The pivots 20, 24, of the two levers are displaced so that the pull on the link 18 varies with the angular position of the linkwork. This is said to produce constant current working throughout the load range. The pin 28 connecting the two levers may be adjusted by screws 31 so that the angular relationship of the two levers may be varied.
Patent GB-1010292-A (GB)
Title: Curve-following operations
Inventor: DAVIES BEAUMONT JOHN
IPC: G05B19/42
Filed: 1961-03-02
Abstract: 1,010,292. Template followers. G. RICHARDS & CO Ltd. March 1, 1962 [March 2, 1961], No. 7710/61. Heading G3N. A stylus is automatically steered along a groove, the course of which represents an outline to be cut by a machine tool, and the X and Y coordinates of the stylus movements are recorded on a magnetic tape as a pair of frequency modulated signals. The tape subsequently controls the machine tool. The stylus is dependent from a carriage 14 which is driven along the groove 11 by a pair of wheels Fig. 3 (not shown) which straddle the groove and are rotated by a motor 25. The carriage 14 is connected by a rotatable vertical shaft to an upper carriage 15 which is mounted on slides 17, 21 and which, controls two electrical position signal generators 22. When the stylus contacts a wall of the groove it is deflected and closes a contact which via a transistor amplifier, Fig. 5, (not shown) energizes a stepping motor to rotate the vertical shaft and so steer the carriage 14 to follow the groove. The stylus may be off-set to compensate for cutter radius.
Patent GB-253234-A (GB)
Title: Improvements in or connected with coin freed delivery mechanism
IPC: G07F11/04
Filed: 1925-03-23
Abstract: 253,234. Avery, Ltd., W. & T., and Bradley, L. C. March 23, 1925. Delivery of articles stored in piles; storage.-Relates to coinfreed delivery mechanism of the kind wherein the articles are arranged crossways and supported by pins projecting from rods rotatable through an angle of 90‹ at a time to deliver the bottom article by mechanism set in operation by the insertion of a coin. According to the invention the supporting rods 8 are each provided with a pinion 14 meshing with a common spur wheel 16. The wheel 16 is rotated by clockwork mechanism as described in Specification 253,235. The rods 8 are rotatably mounted in plates 9, 10 held apart by a distance piece 11, and are provided with square portion 8<a> to engage in correspondingly shaped sockets 13a in bosses 13 depending from the pinions 14 and rotating in a plate 15 which forms the bottom of the casing for the actuating mechanism. The ends 12<a> of guide rods 12 fit into sockets 18<a> in distance pieces 18 on the plate 15. The plates 9, 10 and rods 8, 12 form a container unit which is detachably connected to the plate 15 to facilitate loading. It is held in position by leaf springs 19 on the plate 9 engaging notched angle pieces 20 secured to the under surface of the plate 15.
Patent GB-398429-A (GB)
Title: Improvements in or relating to presser belts for vulcanising machines
IPC: F16G1/22
Filed: 1933-03-15
Abstract: 398,429. Vulcanizing. ROESE, G., 7, Kaiser Wilhelm Strasse, Stettin, Germany. March 15, 1933, No. 7819. Convention date, Aug. 1, 1932. [Class 70.] A presser belt for vulcanizing-machines consists of an endless-rope belt composed of adjacent wire ropes a, b, Fig. 2, each formed from four strands, as shown in Fig. 3, the ropes having alternately right and left twists, and being connected together by transverse binding wires c. The wires c pass through each rope always at a point where the line of centre of the cross sections of two adjacent strands is horizontal so that no bending of the binding wires occurs. The belt may be provided with a surface levelling material such as a rubber coating.
Patent GB-805398-A (GB)
Title: Improvements in or relating to transportable cranes comprising a telescopic mast
IPC: B66C23/34
Filed: 1956-03-13
Abstract: 805,398. Mobile collapsible jib cranes. PINGON, P. J. May 17, 1957 [March 13, 1956], No. 7858/56. Class 78 (4). A transportable crane comprising a telescopic mast pivoted for lowering into a horizontal position on a chassis, is characterized in that the inner and upper element of the mast is longer than the outer and lower element and is projectable through the open lower end of the outer element when the mast is in the horizontal position. As shown, in Fig. 1, the upper mast element 7 projects through the left-hand or lower end of the lower mast element 6, which is pivoted at 5 to a wheeled chassis 1, the front wheels 3 of which are provided with pneumatic tyres 4 when the crane is being towed by a vehicle 8. To erect the crane, the tyres 4 are first removed and the wheels 2 and 3 are placed on rails 24, Fig. 3. The mast element 7 is then moved until its lower end is flush with that of the element 6, using a winch 23 acting through a cable 20 anchored to a fixed trestle 21 and a cable 16 fixed at 17 and 32. The two mast elements are then locked together at 25 and the mast raised to the Fig. 3 position using the winch 23, after which the outer jib element 11 is attached and the mast fully extended, after removal of the pin 25. The jib is then raised by a cable 27, Fig. 4, and locked in position, leaving the winch 23 free, if desired, to take the hoisting cable 28. The mast may be slewable on a platform mounted on the chassis 1.
Patent GB-372889-A (GB)
Title: Improvements in engine starting mechanism
IPC: F02N99/00
Filed: 1931-03-13
Abstract: 372,889. Turning gear ; fluid-pressure engines. ECLIPSE AVIATION CORPORATION, 545, North Arlington Avenue, East Orange, New Jersey, U.S.A. March 13, 1931, No. 7859. Convention date, March 22, 1930. [Class 7 (v).] In a fluid-pressure starting motor comprising radial cylinders 9 and pistons 12 connected to a crankpin 16 on the crank shaft 14, a fluid-pressure device for moving the driving clutch 64 into engagement with an engine member 66 is parallel to the crank shaft 14 and is coaxial with a gear train interposed between the starting motor and the clutch 64. As shown, three cylinders 9 are fitted with liners 10 extending within the crank case 7. Each piston 12 is provided with an integral web 21 fitted with a shoe 23 rounded for bearing contact with the outer race of a roller bearing 24 which surrounds the crank pin 16. To prevent the piston from moving about its axis, a groove 28, Fig. 3, in the outer surface of the piston and the web 21 is engaged by a flattened pin 25 secured in the liner 10. The clutch member 64 is moved into engagement with the engine member 66, on the admission of compressed air to the starting motor, by a rod 71 operated by a piston 72 in a cylinder 73 in communication with the compressed-air inlet passage 33. For admitting and exhausting compressed air to and from the cylinders through passages 32, 30, the part 15a of the crank shaft is provided with a supply groove 39, communicating with the inlet passage 33 through a supply port 37 in a bushing 36, and with an outlet 34 through a longitudinal exhaust groove 40. The gear train between the crankshaft 14 and the clutch member 64 comprises a pinion 42 engaging an internal gear 41 secured to a sun gear 50 ; planet wheels 51 engaging the sun gear 50 and a fixed internally toothed ring 52 are carried by the endplate 56 of a barrel member 59 to which the clutch 64 is connected by splines 65. Leakage of oil from the engine casing to the starter gearing is prevented by an oil sealing member 67 fitted with a leather washer 68. An ignition magneto 75 may be mounted on the casing 7 and driven from the gear 41 through a pinion 84 and coupling members 77, 81, the shaft 83 of the pinion 84 being journalled in a strut bearing member 85.
Patent GB-739850-A (GB)
Title: Sealing means for an iron lung
Inventor: SMITH-CLARKE GEORGE THOMAS
IPC: A61H31/02
Filed: 1954-03-18
Abstract: 739,850. Respiratory apparatus. CAPE ENGINEERING CO., Ltd. March 18, 1954, No. 7865/54. Class 81 (2). In an iron lung in which the patient-receiving compartment is formed between top and bottom portions which are hinged together at one end and have peripheral walls which, when the compartment is closed, form side and end walls, the edge of the peripheral wall of one compartment portion is formed as a channel and contains a highly compressible sealing strip to be engaged by the edge of the peripheral wall of the other portion, the hinge being spaced from the adjacent ends of the two portions so that when the portions are closed the sealing strip is compressed uniformly. The edge of the peripheral portion of the bottom portion 12 is formed as a channel and contains a sealing strip 13 of sponge rubber with a sealed operative surface. The edge of the peripheral portion of the top section 11 may be in the form of a strip 14 riveted to the portion 11. Each hinge is formed from two brackets 16, 17 secured to the top and bottom portions respectively. A hinge pin 18 passes through the brackets and is disposed slightly above the plane of the sealing strip 13 and outwardly beyond the portions 11, 12. The height of the hinge axis is adjustable e.g. by providing the pin 18 with an adjustable eccentric portion (not shown) on which the upper bracket 16 is pivoted. A telescopic counter-balancing means 16a, 28 is provided so that the top section 11 may be held in any open position. A mattress support 29 is provided and its attitude is adjustable by screw means 30. The inclination of the whole compartment is adjustable on a supporting frame 24. The neck of the patient is engaged by sponge rubber sheets 20, 21 provided in recesses in the walls of the portions 11, 12.
Patent GB-700777-A (GB)
Title: Improvements relating to core bars for use in moulding metal pipes
Inventor: MITCHELL WALTER WEIR
IPC: B22C9/10
Filed: 1951-04-05
Abstract: 700,777. Foundry cores. GRAHAMSON IRON CO., Ltd. July 17, 1952 [April 5, 1951], No. 7901/51. Class 83 (1) A core bar for use in casting metal pipes comprises a perforated steel or cast iron tube 5, each perforation being elongated axially of the tube and flared from the inner to the outer surface of the tube so that the aperture is constricted at its inner end and has a relatively large wall surface. The apertures 6 are arranged in rows and are staggered. At the outer face they have the form of an ellipse with pointed ends and taper to a rectangle at the inner face. Corrugations 9 are provided on the outer surface of the tube which in use is covered with compacted sand. The apertures serve as vents during the compacting and in the event of a breakdown of the sand, any molten iron entering an aperture would be chilled by contact with its relatively large wall surface.