baber/WOPTO huggingface dataset:
Patent GB-942003-A (GB)
Title: Improvements in driving mirrors
IPC: B60R1/06
Filed: 1959-05-20
Abstract: 942,003. Rear-viewing mirrors. A. W. A BRUCE, and E. W. L. MOSDELL, [trading as A. W. A. BRUCE & CO. o.H.G.]. Dec. 1, 1959 [May 20, 1959], No. 17180/59. Heading B7J. [Also in Division E2] A driving mirror for a motor scooter or bicycle comprises a mirror 1, Fig. 2, universally jointed to an arm 4 through an elbow 2 and nut 3, the arm being connected by a nut 5 to another elbow 6, Fig. 3, which has an integral spigot 7 pivotally mounted in a boring in one part 8 of a two part clip 8, 9, secured to the beaded edge 20 of a leg shield or other part, whereby the driving mirror may be swung to a parked position. The elbow 6 has a part spherical portion 10 engaging a corresponding seating 11 in the part 8 with the interpositioning of a flexible washer 12. The other end of the boring has a similar seating 13 engaged by the part spherical surface of a member 14 slidable on the spigot 7 and retained thereon by a nut 16 and spring 17. A flexible washer 15 is provided between the parts 13, 14. By reason of the seats 11, 13 the driving mirror can be mounted right or left hand, on the vehicle. Rubber lining pieces 21 are provided between the clip jaws and the vehicle part e.g. 20. In a modification the elbow 6 has a frusto-conical part receivable in a corresponding seat in one end of the clip boring. A similar seat is provided in the other end of the boring and the spigot is retained within a smaller bore, between the seats, by a nut and spring washer.
Patent GB-256028-A (GB)
Title: Improvements in or relating to low capacity inductance coils
IPC: H01F17/02
Filed: 1925-07-04
Abstract: 256,028. Makinson, Ltd., E. & W. G., and Bartlett, J. K. July 4, 1925. Inductances. - Low-capacity inductance coils comprise a series of turns similar in shape, each with a main curved part eccentric to the axis of the coil and with a part passing straight from the outside to the inside of the coil or ice versa, the turns being stepped relatively to each other to form a circular flat coil. A coil with heart-shaped turns may be wound on a plate carrying concentric circles of pins in fourteen rods 1 - - 14 each comprising seven radially arranged pins. The first turn is wound over pin 1<1> of row 1, pin 7<1> of row 2 and pin 2' of row 3 to form a V extending across the coil and then as shown in a curved eccentric position ending at pin 1<1> of row 2 from which point the winding is repeated as shown, the turns being circumferentially displaced. In a modification, the V of each turn points radially outwardly instead of inwardly. The coils may be provided with tappings and may be wound by machine or hand : in a machine, the wire is wound over the pins from a transversely-moved holder and the farmer or the holder is rotated.
Patent GB-239654-A (GB)
Title: Improvements in or relating to the treatment of pig or crude iron
IPC: C21C1/00
Filed: 1924-07-18
Abstract: 239,654. Burgers, F. July 18, 1924. purifying and refining.-In a process for refining pig or crude iron, the molten iron from the first melt, e.g. from a blast furnace, is fed into a suitable furnace partially or wholly filled with broken coke, lime or a refractory or other solid material which divides the molten metal into a distributed condition, and is then subjected to current of heating gas whereby the super-eutectic carbon is removed from the iron which then has the qualities of iron of the second melt. The gases and the air for combustion, which may be preheated, are introduced through tuyeres in the bottom of the furnace, or the tuyeres may be arranged so that the gases are conveyed in the same direction as or across the current of liquid iron. When the furnace is filled with a refractory or non-combustible material the gases are provided by liquid or gaseous fuel. Suitable additions, such as ferrosilicon or foundry scrap, for modifying the composition of the iron may be added before, during, or after the process by adding them in the solid state to the charge of the furnace or in the solid or liquid state to the metal flowing into, or out of, the furnace.
Patent GB-1093647-A (GB)
Title: Improvements relating to polishing, de-burring and similar finishing operations
Inventor: PODMORE HENRY LEVESON
IPC: B24B31/06
Filed: 1965-04-23
Abstract: 1,093,647. Vibratory finishing. PODMORE & SONS Ltd. Nov. 30, 1965 [April 23, 1965], No. 17355/65. Heading B3D. A polishing, deburring or similar finishing apparatus comprises (i) a processing chamber, (ii) means for subjecting the processing chamber to vibratory movements of a compound nature having both vertical and rotational components, and (iii) pieces of processing media in the chamber shaped as regular right prisms. The combined effect of the shape of the chamber, the compound vibratory movements and the particular shape of the pieces of media being such that the pieces of media tend to align themselves with high packing density. A processing chamber having outer and inner cylindrical walls 10a, 10b concentric about a vertical axis and a semitoroidal or gusseted base 11 is mounted by springs 12 on a base and is vibrated by out of-balance masses 14 carried by a spindle 15 driven by an electric motor 16; the lead angle between the weights is adjustable for correct phasing of the two vibrations. The media are regular triangular or hexagonal right prisms M, with rounded edges M<SP>1</SP>. The length of the prism is preferably approximately equal to the width across one face. When finishing components having inherently smooth rounded contours the proportion of media to load may be approximately 3:1. With irregular or awkwardly shaped components the proportion may be 6 : 1 or higher.
Patent GB-375534-A (GB)
Title: Improvements in hydraulic couplings
IPC: F16D33/18
Filed: 1931-06-15
Abstract: <PICT:0375534/III/1> A hydraulic coupling is provided with a rotatably mounted auxiliary chamber communicating with the hydraulic circuit, adapted to separate liquid from gas, to allow escape of the gas, and to return the liquid to the circuit.  The chamber is supplied from the coupling through passages 19, 20, and the liquid held against its periphery returns through passages 18, while gas escapes through a relief valve 26 normally closed by a spring 29. If desired, the relief valve may be opened or permitted to open by centrifugal force.  The chamber may or may not be partitioned, and may have a series of baffle plates 21a, notched at their peripheries to cause mixed liquid and gas to follow a tortuous path; the notches may be formed by cutting pairs of radial slits and doubling back the tongues to form distance-pieces.
Patent GB-200341-A (GB)
Title: An improved lubricating system for valve stems of internal combustion engines
IPC: F01M9/10
Filed: 1922-06-24
Abstract: 200,341. Akehurst, E. June 24, 1922. Lubricant conveyed by fluid.-Valve stems and guides of internal-combustion engines are lubricated by oil vapour or oil supplied automatically to a chamber 2 surrounding a portion of the valve stem 1 adjacent the guide 3. The chamber 2 may be integral with the valve casing or may be detachable as shown, being held against the casing by the valve spring 14. Surplus oil from the vapour collects in an annular recess 6 in the chamber 2, oil vapour passes from the crank case 4 to the chamber 2 through pipes 15, 17, the opening 9 into the chamber being arranged so that the vapour is directed against the end 11 of the guide. The usual crank-case breather is dispensed with. Specification 191,115, [Class 7 (vi), Internal combustion engines, Valves &c. for], is referred to.
Patent GB-1536398-A (GB)
Title: Apparatus for the conveying and intermittent brief storage of cigarettes or other articles of rod form
IPC: B65G47/57
Filed: 1977-04-27
Abstract: 1536398 Endless conveyers; cigarette handling systems FOCKE & PFUHL 27 April 1977 [22 May 1976] 17469/77 Heading B8A A conveyer belt 12 is provided with article engaging members 15 which are movable into and out of the stream of articles conveyed. The members 15 are hollow and collapsible and can be inflated via apertures 18 in the belt. In their deflated or evacuated condition the members lie substantially flat against the belt by virtue of pre-folded lines 16 and the belt can move past the article stream without entraining it. The position of the member is controlled by selective connection of pressure or vacuum to air chests 19 disposed along the belt. A pair of belts 12, 13 in opposed relationship may be used to elevate a stream of cigarettes 10, the members 15 in their erect condition extending substantially across the gap between the belts. This enables the cigarette stream to be elevated by one belt while the other is stationary or moving against the cigarette flow but with its members 15 deflated. Cigarette handling systems.-As described a system of six conveyers 31 to 36, Fig. 7, are associated with three makers 21 to 23 and two packers 24, 25 and are arranged so as to provide five vertical conveying sections 26 to 30 each consisting of two opposed belt sections. Buffer stores for the cigarettes are provided by the upper horizontal and outer vertical runs of conveyer 31 and the upper horizontal run of conveyer 36 and by selective control of the positions of article engaging members on the belts it is possible to move cigarettes into or out of the stores. Figure 7 illustrates a situation in which packer 24 is shut down with part of the output of maker 22 and the output of maker 21 being moved to the left-hand buffer store.
Patent GB-1127583-A (GB)
Title: Improvements in or relating to carrier bags
IPC: B65D33/10
Filed: 1966-04-21
Abstract: 1,127,583. Carrier bags. K. GOTZE [trading as FIRMA NÍRD-WEST-PAPIERWERKE KARL GÍTZE]. 21 April, 1966 [17 July, 1965], No. 17498/66. Heading A4G. A carrier bag loop handle 11 is bonded to the outside of the bag 10 and a reinforcing strip 13 applied across the bag over the bonded handle ends with the edge of the strip 15 adjacent the mouth folded over preferably inwardly and bonded to itself and the outside of the bag to prevent the handle peeling off. The fold may contain a fibrous strip of material 22. The strip is fed from reel 17 at right angles to the flow 19 of the bag web 10, adhesive applied to the strip edge by nozzle 21 and the fold formed by tool 20.
Patent GB-1450631-A (GB)
Title: Finstabilized sub-calibre projectile
IPC: F42B5/073
Filed: 1974-04-22
Abstract: 1450631 Sub-calibre projectiles RHEINMETALL GmbH 22 April 1974 [9 May 1973] 17561/74 Heading F3A A sub-calibre projectile, comprises: a rear plate 7 covering all the segments of a longitudinally divided sabot 1; a number of reinforcing elements 8 for the plate equal in number to the segments and having lines of separation therebetween to form predetermined breaking points for the plate on detachment of the sabot; a combustible piece 10 for connecting the projectile to a combustible cartridge case 13; and non-combustible securing devices 11. The detachment of the sabot is effected by spreading out of the segments from the front. After the segments reach a certain angular position, the plate 7 breaks at the predetermined breaking points and the segments detach simultaneously from the projectile. A cover 14 in the cartridge separates a tubular bundled charge 16 from a granular propellant charge 15, which charges are ignited in succession. Reference has been directed by the Comptroller to Specifications 1,369,420 and 1,256,740.
Patent GB-595968-A (GB)
Title: Improvements in and relating to couplings for railway and like vehicles
IPC: B61G1/38
Filed: 1945-07-11
Abstract: 595,968. Vehicle couplings and draw gear. A. B. C. COUPLER & ENGINEERING CO., Ltd., COSSEY, J. C. G., and SMITH G. H. July 11, 1945, No. 17744. [Class 103 (v)] A central buffer coupling permitting rotation about the line of traction, comprises a coupling member formed with a central cylindrical portion b, grooved portions b<2> and enlarged chamfered end portions b<1>. The member is inserted in the coupler heads a, a' of adjacent vehicles, which have cylindrical inner walls, and is retained by U-shaped pins d inserted in holes in the coupler heads and engaging the grooves b<2>. The pins are provided with hinged counterweighted tabs e which prevent them dropping out when the coupling is rotated. Each coupler head is connected to a draw bar f which is provided with draw and buffing springs h and mounted by swing links g at the rear of the headstock or frame. The coupler head may be pivoted to the draw bar about a horizontal or vertical axis. The coupling is stated to be particularly suitable for 'connecting mine cars which are emptied by tipping about a longitudinal axis. If rotation about the line of traction is not required, the coupling member and the legs of the pins d may be non- circular in cross-section.
Patent GB-219973-A (GB)
Title: Improvements in and relating to methods and apparatus for reheating elastic fluids in turbines
IPC: F01K3/26
Filed: 1924-07-25
Abstract: 219,973. British Thomson-Houston Co., Ltd., (Assignees of Doran, J. H.). Aug. 2, 1923, [Convention date]. Superheating by steam. - In a turbine plant using superheated steam, the steam is reheated at two stages, the heating elements in the two reheaters being in series and supplied with superheated steam so that the beat of superheat is used in the first reheater and the heat of vaporization in the second reheater. The whole or part of the steam flowing in the turbine may be passed through the reheaters. In the example shown, superheated steam for the reheaters 7, 8 is taken from the generator 1 which supplies the turbine 4, 5, the fluid is retained in a closed system 12, 11, 13, 15, and is returned to the generator by a pump 14. Part of the steam passing from the stage 4 to the stage 5 may pass through a pipe 20 instead of the reheater.
Patent GB-767561-A (GB)
Title: Improvements in or relating to mining chocks and the like
IPC: E21D15/60
Filed: 1952-07-15
Abstract: 767,561. Fluid pressure jacks. GULLICK, Ltd., and SEAMAN, T. July 14, 1953 [July 15, 1952; Nov. 7, 1952], Nos. 17801/52 and 28044/52. Class 78 (3). [Also in Groups X and XXIX] A mine roof support comprising fluid-pressure props 3, 4 between a base frame 1 and a roof frame, moved by a ram 8 adapted to be connected to an anchorage and having an oppositely-acting ram 10 adapted to move a coal conveyer or other apparatus when the props are set, is supplied by an external hydraulic main and the props 3, 4 are separately mounted in sockets 2 of the base 1. The props 3 are supplied from the control valve of the prop 4 by pipes 6 connecting the props together. Fluid is supplied to fluid space 17, Fig. 3 of the prop 4 by a valve 7a, Fig. 2, and pipes 7b, 18 and discharged by a tube 23 and a ball valve 27 or the fluid supply also may be through the valve 27 which is operated by a ring 30 rotatable round the head of the prop and operating the valve by a cam surface 32 and a member 28. The automatic excess pressure release valve comprises a member 35 engaging a knife-edge seating 36 and held by an adjustable spring 34 engaging it by a ball 38. The support may be included in the usual chock built up of beams. Specifications 631,747 and 720,361 are referred to.
Patent GB-953264-A (GB)
Title: Improved vehicle door latch mechanism
IPC: E05B85/24
Filed: 1962-06-06
Abstract: 953,264. Door latches. FORD MOTOR CO. Ltd. June 6, 1962 [June 9, 1961; Sept. 13, 1961], No. 17810/62. Addition to 878,246. Heading E2A. A lock mechanism as in the parent Specification is modified in that the external locking means comprises a pivoted locking] lever 62 which is rotated e.g. by a key in a clockwise manner causing the link 48 to move a bushing 44 so that it is free to move upwardly in the slot 43 of the pivoted detent lever 38. Thus on actuation of an external button to rotate a bell crank lever 57 the bushing 44 which is on the end of connecting rod 56 is ineffective to rotate the detent lever 38 to release the latch. The lever 62 may also be operated by internal means. In a further modification, see Fig. 6, the link 48 is omitted and the locking lever 162 is provided with a curved slot 165 which overrides the slot 42 of the detent 38. Specification 953,265 also is referred to.
Patent GB-180231-A (GB)
Title: Improvements in instruments for stripping the leaves from sugar cane and the like
IPC: B27J1/00
Filed: 1921-06-30
Abstract: 180,231. Mopty, E. J. June 30, 1921. Horticultural knives. - An instrument for stripping leaves from sugar cane &c. consists of a handle 1 having two metal strips 2, 5 provided with corrugations 3, 8 which are oppositely situated and curved. The corrugations have converging extensions 6, 9, and the end 7 of strip 5 has a cutting-edge for buds.
Patent GB-200818-A (GB)
Title: Improvements in and relating to hoisting machines
IPC: B66F9/02
Filed: 1923-07-10
Abstract: 200,818. Lovejoy, R. M. July 12, 1922, [Convention date]. Winch - actuated hoists with guided platforms.-In stacking- machines progressively movable controlling means are provided for lowering the platform and the descent of the platform is arrested automatically if the progressive movement of the controlling means is interrupted. The platform 25 has load-carrying rollers 26 and is attached to a framework comprising vertical members 21, cross members 22, 23 and braces 27. Rollers 240, 241 mounted in the framework engage opposite sides of the standards 8. A hand or motor-actuated shaft 45 drives a winding drum 34 through gears 44, 43, 41, 40 and carries a ratchet 54 which is normally engaged by a pawl 55 to prevent backward movement of the load. A pair of friction discs 56, 57 are secured to the shaft 45 and a pair of complementary discs 58, 59 are attached to the gear 44. The disc 56, Fig. 3, is integral with the ratchet 54. The disc 57 is slidably but non-rotatably mounted on the shaft and is moved against the resistance of a spring 70 by a pivoted lever 64. A pin 73 connects the lever to a slotted link 72 which is pivoted to a lever 76. The lever 76 is pivoted to a lever 78 which is pivoted at 79 to the framework of the machine and also pivotally connected to a rod' 80 in threaded engagement with a rotatable member 83. A gear 86 attached to one end of the member 83 meshes with the gear 40. When the lever 76 is moved to the left, the disc 67 is released, and the gear 44 turns freely on the shaft 45. The rotation of the gear 44 causes the rota. tion of the member 83 in a direction to move the rod 80 towards the right. The movement of the rod 80 moves the link 72 to the right and the spring 70 re-engages the disc 57 with its complementary member. If the lever 76 is moved continuously to the left, the disc remains disengaged. The upper end of the lower section of each standard 8 is provided with a bracket 9, Fig. 1, which is pivotally connected by a shaft 10 to a corresponding bracket 11 on the upper section 12. The Specification as open to inspection under Sect. 91 (3) (a) comprises also the following subject-matter. The sections 8, 12 are locked together at one side by a U-shaped strap 13 pivoted on a stud 14 in a bracket 11 and engaging beneath a projection 15 on the complementary bracket 9. The strap is locked by a set screw 16. A similar locking member is provided at the other side, but is pivoted to the lower bracket. When the machine is to be moved, the steering wheel 93 is pressed against the ground to raise the legs 7 by toggle lever mechanism actuated by depressing the steering handle 103. This subjectmatter does not appear in the Specification as accepted.
Patent GB-1329533-A (GB)
Title: Flame glow plugs serving as starting aids for diesel engines
IPC: F23Q7/00
Filed: 1972-04-18
Abstract: 1329533 Flame glow plugs NIPPONDENSO CO Ltd 18 April 1972 [20 April 1971] 17856/72 Heading F1B, F1K A flame glow plug has an annular gap 22 extending coaxially within the plug housing 10, an inner boundary of the gap being formed by a heat resistant electrical insulator 12 and an outer boudary being formed by a thin walled metal tube 23 connected to the housing at one end, a heating wire 27 for passing an electrical current therethrough, being wound around the electrical insulator and the adjacent turns of the heating wire not being in contact with one another and being provided with a heat resistant electrically insulating protective coating 28. The wire and the protective coating together have a diameter smaller than the width of the annular gap. The electrical insulator 12 may be a ceramic tube or a ceramic coating applied to a contact pin 14, 14<SP>1</SP>.
Patent GB-1150352-A (GB)
Title: Improvements in Sheet Feeding Apparatus
Inventor: DOBSON IAN GEORGE
IPC: B65G57/09
Filed: 1965-04-28
Abstract: 1,150,352. Electro-physical measurement. MASSON SCOTT THRISSELL ENG. Ltd. April 27, 1966 [April 28, 1965], No.17867/65. Heading G1N. [ Also in Division G3] The height of a stack of paper in a sheet feeding machine is estimated by its dielectric effect in a capacitor formed by a machine part and a plate mounted on the back board. As described the layboy platform is lowered intermittently in steps every time the sensed capacitance exceeds a preselected value to maintain the top of the stack at a substantially constant level relative to the sheet feed. Sheets are delivered by conveyer belts 6 and feedrollers 7 supported on a hydraulic ram 4. Capacitor plate 14 is mounted on an insulating block 13 in a slot in the backboard 9 for height adjustment - a unit 24 such as a transistor oscillator starts to oscillate, when the stack reaches a selected height, to actuate a solenoid valve controlling the hydraulic ram. Modifications:- (i) In Fig. 3 (not shown) the capacitor plate may be carried by an eccentrically mounted disc (29) for height adjustment (ii) two capacitor plates may be provided for individual or common control of two stacks on the layboy (iii) it is suggested that the detector arrangement is applicable to conductive sheets.
Patent GB-530280-A (GB)
Title: Improvements in and relating to screws
IPC: F16B25/00
Filed: 1939-06-20
Abstract: 530,280. Self-tapping screws. STEELE. V. W., and STEELE, W. H. June 20, 1939, No. 18006. [Class 83 (iii)] A self-tapping screw has the shank composed of a leading part 4 of diameter slightly less than that of the hole into which it is to be inserted and a following portion 5 of smaller diameter than the portion 4. The two portions may merge into each other at 6, 7 or may be separated by a step. The thread 8, which may be single or multiple, increases uniformly or otherwise from the start 10 to a point 9, after which it remains parallel. The screw may have a plain portion between the threaded part and the head, this plain portion being adapted to engage an enlarged hole in the work and having a diameter equal to or greater than the tops of the thread 8. The forward end of the screw may extend beyond the end 10 of the thread and may be tapered as at 11 or pointed. The screws may be screwed directly into the work or may co-operate with unthreaded nuts and may be partly or wholly hardened. According to the Provisional Specification the portions 4, 5 may be united by an inclined shoulder which will have the effect of removing the thread formed in the work when the screw is reversely rotated, thereby allowing removal of the screw.