baber/WOPTO huggingface dataset:
Patent GB-711158-A (GB)
Title: Improvements in or relating to wire-wound electrical devices
Inventor: READ ROBERT STANLEY
IPC: H01C10/30
Filed: 1951-07-25
Abstract: 711,158. Variable-contact resistors. KELVIN & HUGHES, Ltd. Oct. 23, 1952, [July -25, 1951.] No. 17637/51. Class 37. A variable resistor has a conductor brush and an insulating brush (e.g. rubber) both movable along the same path on a wire winding. The insulating brush serves as a broom to sweep away foreign matter or metal particles so as to lessen contact resistance between the conductor brush, and the path. In the sine-cosine potentiometer shown Figs. 1 and 2 rotation of a disc 25 by spindle 22 moves conductor brushes 35, 36 and a broom strip 50 over a common circular path on a rectangular wire winding 20. The strip 50 consists of insulating elastomeric material such as natural or artificial rubber or silicone and is mounted as shown Fig. 3 between holding plates 51, 52 on the periphery of disc 25. The conductor brushes 35, 36 are carried by disc 25 on brass blocks, 33, 34 and each brush has a precious metal contact tip and two legs 38, 39 rivetted at 40,41 to an adjustable plate 42. The recess 11 in the assembly mounting block 10 is filled with oil as is the space 16 enclosed by closure cap 13.
Patent GB-1428702-A (GB)
Title: System for vapour deposition of thin films
IPC: C23C14/50
Filed: 1973-04-12
Abstract: 1428702 Vapour deposition method and apparatus XEROX CORP 12 April 1973 [17 April 1972] 17679/73 Heading C7F A thin film is produced by vacuum-vapour deposition by positioning substrate bodies on a plurality of elongate horizontally extending support mandrels, rotating each of said mandrels about a longitudinal axis thereof and simultaneously transporting said mandrels about a horizontal axis in an annular path and vaporizing a material from an array of crucibles on to said bodies, said crucibles being within the annular path of travel of said mandrels, and extending substantially coextensively along the length thereof. As shown, foil substrates 40, 42, 44, 46 &c. are supported about mandrels 48, 54, the mandrels being rotatably driven by a gear 158 and associated gearing as shown, gear 158 being driven via pulley 176. Electric motor 138 coupled as shown rotates plate 174 independently of gear 158, so that mandrels 48, 54 rotate within bodies 90, 96, as these themselves rotate with plate 74. Coating material is vaporized from a planar array 200 of a plurality of individual crucibles 222 arranged in parallel strips and substantially coextensive with the mandrels, said array being provided near opposite ends with shorter, outrigger crucible members. The thickness of the coating is monitored and controlled; before coating substrates may be cleaned and heated by an electric discharge between an electrode (not shown) and the substrate; where the substrate is Al and the residual atmosphere O 2  or air, an interface layer is simultaneously formed. Substrates mentioned are foils of Ni, brass, Al and stainless steel, and the coating is a photo-conductor such as Se or an alloy of Se with As, Te, Tl, Sb and/or Bi.
Patent GB-255471-A (GB)
Title: Improvements in or relating to weighing scales
IPC: G01G23/22
Filed: 1926-07-14
Abstract: 255,471. Hansen, S. S. Egger-. July 16, 1925, [Convention date]. Tabular calculators. - In a weighing scale which automatically indicates, at both sides of the machine, the total cost of the goods corresponding to the setting of the price per unit weight, the cost figures are carried upon a band furnished with the same figures on each side and wound upon two rollers, the band being positively adjusted simultaneously with the setting of the price per unit weight. The band c, bearing the cost figures, is wound upon rollers a, b and is guided round rods z, z<1>, z<2>, z<3>, Fig. 2, so as to display its figures through windows w, x at opposite sides of the machine. The rollers are connected by a chain q or by gear wheels and are actuated to bring the requisite cost figures into view by means of handles u, v attached to chains s, t which are connected to the rollers 'by a chain r and intermediate gearing. Scales adjacent the handles u, v facilitate their setting according to the price per unit weight. The digits of each cost indication on the band are disposed one below another as shown in Fig. 1 to avoid crowding. A series of lines m between the indicating pointer p and the window w facilitate the reading of the cost values. Adjustable screens may be provided for obscuring the cost figures not required. The Specification as open to inspection under Sect. 91 (3) (a), states also that instead of forming part of a weighing scale, the indicating arrangement described above may form a separate unit for use by the side of a weighing scale. This subject-matter does not appear in the Specification as accepted.
Patent GB-784255-A (GB)
Title: Flame-cutting apparatus
Inventor: THOMAS JOHN REGINALD
IPC: B23K7/00
Filed: 1955-06-20
Abstract: 784,255. Cutting by fusion. THOMPSON (WOLVERHAMPTON), Ltd., J. June 12, 1956 [June 20, 1955], No. 17696/55. Class 83 (4). [Also in Group XXIV] Apparatus for flame-cutting metal tubes comprises a gas torch T carried by a power-driven shaft 15 rotatable in the centre boss 10 of a spider having extensible radial arms 11, 13 permitting the spider to be located within the tube to be cut. The extension arms 13 are screwed through sleeve nuts 12 secured within the arms 11, and have outer ends 14 for engaging the inner surface of the tube. The torch T is mounted on a pair of parallel rods 17, Fig. 3 (not shown), radially adjustable within split bearings 18 in a clamping bracket 19 secured to the shaft 15. The latter is driven by a geared electric motor 28, mounted on the spider, through a resilient coupling 26 and a worm 23 in mesh with a worm wheel 22 on the shaft 15. The worm shaft 24 is carried by a bearing 25 slidably mounted within a block 30 and biased by springs 31 to maintain the worm and worm wheel in mesh. A cam or eccentric 32 is used to move the worm out of mesh for disconnecting the drive.
Patent GB-266597-A (GB)
Title: Improvements in toilet mirrors
IPC: A45D42/18
Filed: 1926-07-16
Abstract: 266,597. Conti, J. July 16, 1926. Looking-glasses.-A pair of mirrors a, bare hinged on the outer ends of a pair of folding arms c, d pivoted in opposite ends of a tubular handle e, the ends within the handle being split to form a stiff joint. The hinge sockets g of the mirrors are formed on a steel backing plate f having flared edges to engage a metal beading i which secures the glass j.
Patent GB-496036-A (GB)
Title: Improvements in or relating to gas-proof shelters
IPC: E04H9/06
Filed: 1938-06-15
Abstract: 496,036. Gas-proof chambers. HAMILTON MOTORS (LONDON), Ltd., and BALLEY, R. A. June 15, 1938, No. 17855. [Class 20 (i)] A collapsable gas-proof shelter comprises rigid end walls A, B, connected by flexible side, top, and bottom walls C of gas-proof fabric and a gas-proof door in one end wall. The ends may be connected by folding bars D which maintain the shelter in open position, and when closed the flexible material is received within the end walls which form a box. Floor boards E may be hinged to each end wall, and fold down when the shelter is extended to protect the flexible bottom. An airlock, and also means for supplying fresh air and exhausting vitiated air for the shelter, may be provided. One of the rigid end walls may have castors attached to assist its movement and the other may be fixed around an aperture in the wall of a room. In a modification, a central rigid division is provided connected by flexible material to opposed rigid ends, which collapse on to the central division.
Patent GB-1450952-A (GB)
Title: Idler roller assemblies for conveyors
IPC: B65G39/12
Filed: 1973-04-13
Abstract: 1450952 Troughing roller assemblies for conveyers BROCKWAY ENG CO Ltd 3 April 1974 [13 April 1973] 17869/73 Heading B8A A bearing unit and support for each end of idler rollers 11, 12, 13 comprises an outer bearing housing 37 engageable with four locating formations provided on a support member 19. A first formation consists of a bridging element 41 on which the housing rests; a second formation comprises a convex inside face of a web 31 engaged by the end of the housing ; and the other formations comprise two flanges 32, 33 which engage parallel flat faces 34, 35 on the housing. A coil spring 39 is provided between the end of roller shaft 36 and inner bearing housing 38. If in production of the roller that portion of the shaft 36 supported in the housing 38 is slightly inclined to the roller's longitudinal axis, axial end load is resisted by web 31 at a point or points adjacent the roller axis. The arrangement minimizes "chattering" of the roller assembly and premature wear of the bearing. In place the curved web 31, the web may have a dimple. Alternatively, the housing 37 may have a domed end. A resilient member may be provided between the housing 37 and the support member 19. On the left-hand side of Fig. 2, the rollers are of the impact type.
Patent GB-658007-A (GB)
Title: Improvements in or relating to oil burners
IPC: F23D11/10
Filed: 1949-07-06
Abstract: 658,007. Oil burners. NEWLAND, A. J. July 6, 1949, No. 17895. '[Class 75(1)] [Also in Group XII] In an oil burner comprising an outer casing 1 surrounding a burner to which oil fuel is fed through a pipe 4 and a central passage 8 to a detachable nozzle 9 having a divergent conical outer face 13 and to which steam is supplied through a pipe 3 .and passageway 11 to a narrow outlet around the nozzle 9, the casing provides an air passage around the burner and is universally mounted on an elbow 2<SP>1</SP> of an air supply line 2, Fig. 3, so as to be capable of independent or simultaneous vertical or horizontal movement. The nozzle end of the fuel pipe is centralized by adjustable screws passing through the steam pipe 10. The burner is arranged to project through an opening 17 so that its flame is directed tangentially into a firebox 15 of a vertical boiler. A screw plug 14 is provided at the end of oil pipe 7 for cleaning purposes.
Patent GB-730701-A (GB)
Title: Improvements in or relating to package binding machines
Inventor: OREASEY REGINALD WILLIAM
IPC: B65B13/28
Filed: 1953-06-29
Abstract: 730,701. Wire strainers. STRAPPINGS, Ltd. June 29, 1953, No. 17923/53. Class 45. Also in Group XXII] A wire gripper for a hand-operated package binding machine of the kind in which a predetermined cycle of operations is carried out including tensioning of the binding wire, twisting the wire to form a knot and cutting the excess wire adjacent the knot comprises a member 10 which is urged by a spring 19 towards an anvil 13 during the period in which the wire is required to be gripped and is lifted away automatically from the anvil against the action of the spring when the wire is required to be released at the completion of the cycle of operations. As shown, the gripper is used in a wire binding machine having a notched pinion 4 which twists the wire to form the knot, which pinion is rotated by a gear wheel 5 mounted on a shaft 9. The gear wheel 5 is connected to a handle 7 in such a way that two 180 degree movements of the handle are necessary to rotate the gear wheel one revolution together with its shaft 9. This shaft is provided with a cam which operates a wire-cutter 8 for severing the wire between the twisting pinion and a wire strainer 3 at the completion of the twisting operation and it also carries a cam 21 which releases the said gripper which is used to hold the free end of the wire after the cutter has operated. The member 10 of the gripper has a serrated surface between which and the anvil 13 the wire is gripped. The serrated surface is held in contact with the anvil by a lever 17 which engages an aperture in the member 10. This lever is carried by a pivoted member 14 which is engaged by the spring 19 so that the lever 17 is urged downwardly. The member 14 has a surface 22 which is engaged by the cam 21 to raise the lever 17 and hence' opens the gripper. The wire is inserted into the gripper by hand.
Patent GB-1382495-A (GB)
Title: Lifting machines
IPC: B66D3/04
Filed: 1972-04-18
Abstract: 1382495 Crane trolleys POTAIN 18 April 1972 [12 May 1971] 17997/72 Heading' B8B A tower or bridge crane distributing trolley comprises two components a "standing trolley 3" and a "single-tackle trolley 2". A lifting cable 7 from a winch (not shown) passes (from the left as shown) over a pulley 20 on standing trolley 3, over a pulley 22 on tackle 5, over a pulley 19 on the standing trolley 3, over a pulley 25 on the tackle trolley 2, over pulleys 26, 27 on a lifting compensation bar 4 with a load hook and finally over a pulley 24 on the tackle trolley 2 and thence to an anchor point 8. As shown in Fig. 3 the standing trolley 3 and the tackle trolley 2 are latched together to move as a unit and the tackle 5 is latched to the compensation bar 4 to move with it and provided four falls of lifting cable 7 at the load. Alternatively the standing trolley 3 can be latched to the left-hand end of the trolley track, as shown in Fig. 2, with the tackle 5 held underneath by the lifting rope (being unlatched from the compensation bar 4) leaving the tackle trolley 2 free to move with only two falls of lifting cable at the load. The latching and unlatching operations are carried out using the lifting cable 7.
Patent GB-1467985-A (GB)
Title: Copying apparatus
IPC: G03G15/043
Filed: 1974-04-24
Abstract: 1467985 Document copiers XEROX CORP 24 April 1974 18010/74 Heading G2A A document 11 is copied line-by-line on to an electro-photographic drum 18 by a scanning system 12-17, a photo-detector 21 being positioned, preferably adjacent to exposure slit 19, to detect the intensity of the image during a pre-copy scan and a peak detector 32 being arranged to control image intensity during copying according to the maximum light intensity detected during the precopy scan. Image intensity may be controlled by adjusting the intensity of a lamp 15 or by adjusting the width of slot in the optics. As shown in Fig. 3 during the pre-copy scan, the lamp 15 is controlled by a driver 34 connected to a reference potential contact 35 or 36, selected according to the contrast of the original. Detector 21 receives reflected light and detector 32 determines the peak value. During the copy scan a ganged switch 31 is charged over to disconnect detector 21 from detector 32, to disconnect driver 34 from contact 35 or 36 and to connect detector 32 to driver 34 to control lamp 15 accordingly.
Patent GB-456542-A (GB)
Title: Improvements relating to slicing machines
IPC: B26D1/16
Filed: 1935-06-24
Abstract: 456,542. Slicing-machines. BERKEL & PARNALL'S SLICING MACHINE MANUFACTURING CO., Ltd., Aden Road, Ponders End, Middlesex.-(Maatschappij van Berkel's Patent Naamlooze Vennootschap ; 33, Boezemsingel, Rotterdam, Holland) June 24, 1935, No. 18028. [Class 28 (ii)] In a slicing-machine a circular knife is so arranged that it may be rotated about its own axis when it is to be sharpened, and about an eccentric axis during the slicing. As shown, the knife a is mounted on a shaft c and is clamped between a flange h and a plate by a screw k. The screw k co-operates with a slot l in the knife, which slot is also engaged, when the knife is in the eccentric position, by a spring-plunger m carried by the flange h. When the knife is to be placed in the concentric position, the screw k is slackened, the plunger m is pulled back and the knife is displaced. In the concentric position, the plunger m engages a recess q in the edge of an aperture p which is provided to facilitate adjustment of the knife. A parallel slot n is engaged by a pin o on the flange h. The casing b is removable, and the grinder g is of conventional design. To enable different parts of the edge of the knife to be brought into use, a number of radial slots may be provided in the knife, or alternatively, the knife may have a central hole and a plurality of holes spaced along an arc concentric with the knife, or when no adjustment is desired, a single hole may be provided instead of the plurality. In a modification, the knife is mounted to slip during the slicing, against a friction grip, to enable it to present different cutting edges to the food. The shaft c is, in this case, provided with a crank arm having an adjustment groove in which the knife holding means is slidable and is lockable in the eccentric and concentric positions. The circular knife is clamped to the holding means by a friction pad, spring-washer and nut. In a further modification, the body of the knife is formed with a large eccentric hole in which fits a driving-disc eccentrically attached to the shaft. The knife is turnable on the disc to the concentric grinding position or to the eccentric cutting position, and is securable in these positions.
Patent GB-254882-A (GB)
Title: Improvements in double-acting fluid-pressure engines
IPC: F01B17/04
Filed: 1925-07-16
Abstract: 254,882. Barclay, C. T. July 16, 1925. Cylinders.-A double-acting, reciprocating engine with valve-controlled ports at the ends is converted into a double-acting engine with an auxiliary terminal-exhaust port by interposing a cylinder extension 17 between the cylinder 6 and the cover 15. Auxiliary exhaust ports 18 are provided between the covers 14, 15. The usual piston is replaced by an elongated piston 19 which controls ports 18. A groove 20 with packing-strips on each side is provided in the piston 19 to connect the passage 10 with the cylinder end 21. In a modification, the extension 17 is provided with a port and passage to register with the passage 10 which is modified for the purpose. A cylindrical liner may be let into the abutting ends of the cylinder and its extension.
Patent GB-206194-A (GB)
Title: Improvements in or relating to alternating current commutator dynamo-electric machines of low stator frequency
IPC: H02K27/28
Filed: 1922-07-03
Abstract: 206,194. Rushen, P. C., (Siemens-Schuckertwerke Ges.). July 3, 1922. Drawings to Specification. Alternating-current commutator and induction machines; short-circuited screens on cores. - Windings of the squirrel-cage type are provided on the stators of alternating-current commutator machines connected in cascade with asynchronous motors and on the stators of polyphase commutator motors, the rotors of which are fed from the mains, for the purpose of improving the commutation. The windings may consist of uninsulated metal wedges situated in the coil slots or in special slots in the stator, which wedges are electrically connected through the mass of the stator laminations.
Patent GB-795463-A (GB)
Title: An improved appliance for drying and airing clothes and the like
IPC: D06F58/14
Filed: 1954-06-22
Abstract: 795,463. Clothes-airers. CLEMENTSON, J. S. June 20, 1955 [June 22, 1954], No. 18261/54. Class 52(5) A clothes airer comprises two pairs of side members 4, spaced apart by horizontal clothes-supporting rails 5 and pivotally connected at 6, heaters 7 being pivoted to the members 4 at 8 and to each other at 9. The heaters, consisting of rectangular frames enclosing electrical heating elements between upper and lower perforated panels, stabilize the framework in its opened out position and lie vertically between the frame members when the framework is folded for use as a towel rail. Openings may be provided in the sides and ends of cell frames to promote heated air circulation and a cloth dust cover may be provided which also retards the outflow of heated air.
Patent GB-429550-A (GB)
Title: Improvements in or relating to stockings, socks and the like
IPC: A41B11/00
Filed: 1934-06-21
Abstract: 429,550. Stockings and socks ; gaiters. KUNZE, O., Oberlungwitz, Saxony, Germany. June 21, 1934, No. 18412. Convention date, June 29, 1933. [Class 141] A stocking, sock, or the like, in which the leg portion is formed by cutting a blank from flat circular knitted fabric and sewing the longitudinal edges together, is characterized in that the fabric from which the leg portion is cut is narrow stitched and finely ribbed. The heel 4, sole 5, and toe 6, are knitted on to the leg portion 1, and foot piece 2, by means of a Cotton machine. A welt 3, which may have a rubber insertion, is similarly knitted on to the leg portion 1. In the case of socks, a simple rib top replaces the welt. The invention may be applied to gaiters.
Patent GB-167160-A (GB)
Title: Improvements in safety devices for preventing the overheating of electric heating apparatus particularly of flat irons
IPC: H01H73/24
Filed: 1921-07-07
Abstract: 167,160. Richter, F. July 26, 1920, [Convention date]. Void [Publisited under Sect. 91 of the Act]. Automatic circuit-breakers. - A safety device for the prevention of overheating in electric irons &c. consists of a thermally-operated switch combined with the plug socket. Within a casing 1 are contained plug sockets 4, 5 with binding screws 2, 3, the distance between the sockets being adjustable by varying the position of the screw 3 in the slot 6. The other socket 5 carries an expansile bar 7, one end of which bears against an adjustable screw 8 in the lever 11 pivoted at 9. A flat spring 10 urges the end of the lever 11 against the switch cam disc 13, which is pivotally mounted on the spindle 17 and carries the movable spring contact 15, which bears against a fixed contact roller 16 in the closed position of the switch. When the switch is closed, the heat from the iron causes expansion in the bar 7, and at a predetermined temperature the bar raises the lever 11 sufficiently to disengage its end from the notch in the plate 13, when the retractive spring 12<1> causes the switch to open and break the heating circuit. External operating handles 14, 18 are provided on the pivoted tripping lever 11 and switch member 13 respectively.
Patent GB-112160-A (GB)
Title: Improvements in or relating to Distributing Devices for Matrix Setting Machines.
Inventor: WADE HAROLD
IPC: B41B11/18
Filed: 1916-12-22
Abstract: 112,160. Wade, H., (Typograph Ges.). Dec. 22, 1916. Distributing matrices.-In machines in which a stepped distributor-bar co-operates with nicks of graded depths in the matrices, the distributor-bar is divided into a number of bars arranged side by side and having the steps staggered, and the nicks are arranged in different lateral positions on the matrices. In the arrangement shown, two distributor-bars, each consisting of four bars f<1> - - f<4> and g<1> - - g<4> respectively, are provided for distributing matrices m<1> to two magazines 3, 4, group-separation being effected by the engagement of rails 14, 15 with hooks 18 on the matrices. The bars f<1> - - f<4> are each provided with steps s<1> - - s<4>, the steps on the bar f<4> extending beyond those on the bar f<3> and so on. The bars g<1> - - g<4> are provided with steps s<1> - - s<1>4 arranged in the same manner as the steps s<1> - - s<4>. The matrices are each provided with a nick i', i<2>, i<3> or i<4>, formed by a pair of horns, the nicks being of graded depths corresponding to the heights of the steps on the bars and being arranged in different lateral positions to engage the bars f<1> - - f<4> or g<1> - - g<4>. The matrices for the magazines 3, 4 are. as shown in Fig. 3, supported by the lugs 21 and the hooks 18 respectively on rails 12, 13 arranged under the bars, the matrices being released when the nicks pass beyond the corresponding steps. The rail 13 may be arranged to engage the lugs 21 at the front of the inatrices, the bars g<1> - - g<4> being in this case arranged in the reverse order g<4> - - g<1>. The matrices may in the known manner be provided with characters z<1>, z<2>, Fig. 3. on both edges so that the matrices can be reversed for use in either of the magazines.