baber/WOPTO huggingface dataset:
Patent GB-577411-A (GB)
Title: Improvements in brake and clutch apparatus
IPC: B64C25/42
Filed: 1944-06-03
Abstract: 577,411. Friction clutches. DUNLOP RUBBER CO., Ltd., and BUTLER, H. J. June 3, 1944. No. 10704. [Class 80 (ii)] [Also in Group XXXIV] In brakes and clutches, particularly for aircraft wheel brakes, of the kind comprising friction elements movable radially by distensible means relatively to an annular support, each friction element is attached to the substantially flat part of a shoe which has also a radial part received in slots in the. radial walls of the annular support..As shown, friction elements 8 of sintered metal are each secured to the part of a T-section shoe, the radial part 1 of which engages in slots 2 in a channelsection support 3 fixed by a disc 5 to'.the axle 6 of a wheel. The shoes are applied to a drum 12 by supplying pressure fluid to a tubular rubber or metal annulus 4, heat-insulated from the shoes by a segmental band 11 and are retracted by annular springs 10 engaged in slots in the parts 1. Slits 13 render the shoes transversely flexible. Apertures 14, 15 are provided in the support 3 and in the wheel body and a disc 16 fixed to the axle 6 is adapted to direct a current of air through those apertures that are at the forward part of the wheel and to induce a flow of air in the reverse direction through those apertures that are at the rear part. In a modification two concentric rings of shoes are arranged in the space between two concentric drums for expansion, and contraction respectively against the adjacent drum surfaces, the distensible tubular members being disposed respectively in the outer and inner channels of the annular support which is of H-section in this case. The shoes may be of inverted U- section and according to the Provisional Specification they may be of IU- or box-section and the brake surface of the drum may be of sintered metal.
Patent GB-152933-A (GB)
Title: A multi-pole junction box
IPC: H02G3/10
Filed: 1920-04-17
Abstract: 152,933. Railing, M. J., and Saunders, C. W. April 17, 1920. Junction boxes. - A multiway junction-box comprises a case a having a screw e rigid with and projecting from the back of it so that the box may be readily affixed in a screwed hole, for example, in a ship's plate by turning the case, openings (not shown) in the side wall or walls for the wires, clamping means such as glands to grip the wires in the openings, one or more studs f rigidly mounted in the case provided with means for mechanically and electrically connecting the wires, insulating means g on the studs f and a removable cover b for the case. The screw e is preferably integral with the case, as also are the studs f. Threaded over the insulating means g are metallic and insulating washers i, j by means of which the wires may be clamped for connexion by a nut k threaded on the stud. An electric fitting may be attached to a threaded opening d in the cover.
Patent GB-458007-A (GB)
Title: Improvements in or relating to moulding presses
IPC: C03B11/06
Filed: 1936-04-14
Abstract: 458,007. Pressing glass. BAGLEY & CO., Ltd., and REYNOLDS, A., Wheeland Road, Knottingley, Yorkshire. April 14, 1936, No. 10769. [Class 56] A press mould for producing circular, oval, polygonal, or like articles having a trough section, such as bloom rings for holding flowers, comprises a die or dies for the outer section of the trough, a plunger for the inner surface of the trough, means associated therewith for shaping the outer top edge of the trough, a member slidable inside the plunger to form the inner top edge of the trough, and a spring located to urge the member into its depressed position before the plunger has completed its descent. The mould is composed of inner and outer annular sections 1, 3, respectively, which fit together along cylindrical contact surfaces 11. The plunger 4 has a tubular extension 4a by which it is attached to a press head, and a mould ring 5, which slides over a cylindrical surface 15 formed on the plunger, is connected by studs 6 with the usual spring head on the press. An inner member 7 slides on a cylindrical surface 19 formed within the plunger 4, and is provided with a central stud 8 which form a guide for a strong helical spring 9 located within the plunger extension 4a. This spring presses the member 7 on to the mould section 1 before the plunger completes its downward stroke. The mould ring 5 fits into a conical surface 17, and a flat surface 16 on the mould section 3 limits the downward movement of the ring. Flat surfaces 20, 22 serve as stops for the plunger in its descent and determine the thickness of the bloom ring. Studs 10 secured to the member 7, pass through holes 23 in the. member 4 and are provided with lugs 24 which catch the edges of the holes as the plunger rises, so that further movement of the plunger lifts the member 7 off the mould.
Patent GB-457370-A (GB)
Title: Improvements in or relating to pipe fittings
IPC: B21C37/29
Filed: 1935-03-21
Abstract: 457,370. Making pipe fittings. SEEBER, R. R., THRESHER, G. N., and YOUNG, A. P., Michigan College of Mining and Technology, Houghton, Michigan, U.S.A. March 21, 1935, No. 10921/36. Convention date, March 23, 1934. Divided out of 440,601. [Classes 83 (ii) and 83 (iv)] Stamping.-In making a T or other pipe fitting from a short tube by filling the tube with a plastic filler and cold pressing the tube end and the filler to force the metal to flow into a bore 16 in dies 14, e.g. as described in Specification 440,601, the volume of the filler, in excess of the volume of the completed fitting, is accommodated in a bore 19 of calculated size in one or both of the sliding plungers 17, 18, the bore 19 being blocked by fixed pistons 20 secured at 21 to a bracket 22 fixed to the die 14. The filler is of lower melting point than the tube so that it can be melted out. The drawn end of the T, &c. is finally trimmed off and the openings can then be bell-mouthed.
Patent GB-417369-A (GB)
Title: Construction, control and mounting of propeller pumps, especially for heating installations
IPC: F04D3/00
Filed: 1934-04-11
Abstract: 417,369. Screw pumps. SINN, H., 5, Eichendorffstrasse, Wiesbaden, Germany. April 11, 1934, No. 10962. [Class 110 (i).] A propeller pump, especially for use in a heating installation, is mounted in a hollow cylinder 3 provided with a bend so that it can be easily inserted in aT-piece 2. Metallic contact between the parts 2, 3 is prevented by layers 13, 14, 15 of rubber or like insulating material so that noise is not transmitted. Guide stages 4 alternate with propeller stages 5, and the blades of the guide stages are inserted singly in the structure. A blade 10 may be cast in the bend. A space 7 between the parts 2, 3 communicates with the bend by a passage 8, and water passes from this space through passages 9 to lubricate the bearings in the guide members. The passages 9 may be thin copper tubes in guide members of aluminium. A flanged motor or bearing for a belt pulley is bolted to the flange 12, sound insulating material being interposed between the flanges The motor and pump shafts are connected by a clutch. In the modification shown in Fig. 2 the pump in its cylinder 3 is fitted in a space 20 in a branch conduit 19, 18, and the main conduit 16 is provided with a throttle valve 17. The two parts 19, 18 of the branch conduit are joined by a passage 21 and the junctions are controlled by interconnected three-way cocks 23, 22. The valve 17 may be connected to the switch 24 of the pump motor, so that when the pump is running the valve is closed. The cocks 22, 23 can be rotated to connect the passage 21 in the circuit and to shut out the pump so that the latter can be removed.
Patent GB-1171949-A (GB)
Title: Improvements in and relating to Shoe Making Machines.
IPC: A43D11/12
Filed: 1967-03-08
Abstract: 1,171,949. Boots, &c. MASCHINENFABRIK MOENUS A.G. 8 March, 1967 [9 March, 1966], No. 10969/67. Heading A3B. A lasting machine includes front wipers 38, 39 for wiping the forepart of shoe and side wipers 16, 17 for wiping the ball and shank regions of a shoe, the side wipers 16, 17 consisting of a series of articulately connected sections 47, 48, 49, 50, the arrangement being such that as the side wipers move inwardly the end section 50 is moved upwardly so that the sections 47- 50 follow the contour of the ball and shank region and press the lasting margin 22 against the last bottom. The front wipers 38, 39 are mounted on carriers 36, 37 having cam slots 76, 77 which co-operate with pins 76a, 77a on the wiper head 28. The wiper carriers 36, 37 are connected by a fork 75 to the piston rod 74 of a pneumatic or hydraulic cylinder (not shown) operation of which causes the front wipers 38, 39 to perform their wiping operation. The forward sections 47 of the side wipers are mounted on carriers 40, 41 which can move inwardly along arcuate guides 84 on the wiper head 28. The carriers 40, 41 have pins 78 which co-onerate with cam slots 80 in the front wiper carrier 36, 37 so that operation of the front wipers causes the side wipers to move inwardly. The forward sections 47 lie in the same plane as the front wipers 38, 39 and overlap them in the wiping position so that a continuous wiping surface is presented to the shoe. The end sections 50 of the side wipers are connected by universal joints 521 to the ends of spring loaded telescopic rods 54<SP>1</SP>, 55<SP>1</SP>, the other ends of which are connected by universal joints 58 to adjustable supports 59 on the machine frame. As the side wipers move inwardly the rods 54<SP>1</SP>, 55<SP>1</SP> are shortened, compressing springs 66 so that the end sections 50 move along the path 53 (shown dotted, Fig. 3) and press the lasting margin 22 against the last bottom. The side wiper sections 47, 48, 49, 50 may be connected together by hinges, by cylinder and socket joints (not shown) or by a flexible leaf spring (not shown).
Patent GB-312453-A (GB)
Title: Method of securing blades or strips on a tubular support
IPC: B21D39/06
Filed: 1928-04-13
Abstract: 312,453. Thomas, A. April 13, 1928. Electric condensers have their plates secured on a tubular member by slipping the apertured plates B on the member A of softer material and interposing removable members C. A tool F is forced through the member A to expand the material into the clearances i and force back the edges of the holes of the plates B.
Patent GB-283036-A (GB)
Title: Improvements in and relating to apparatus for spreading grit, sand or other materials on roads
IPC: E01C19/20
Filed: 1927-04-25
Abstract: 283,036. Tate, T. April 25, 1927. Sand and like distributers. - Apparatus for spreading grit, sand, &c. on roads consists of a triangular container having a vertical front fitted with a sliding door operated from a hand-wheel near the driver's seat, the container being adapted to be mounted in front of a tractor on a frame supported on the tractor at three points, and means for starting the engine being provided at both sides of the container. The sheet-metal container 1 has a central opening to accommodate the front part of the tractor. The upper part of the front is closed by a plate 5 and the lower part is provided with a sliding door 6 fitted with rollers 7 running in guides 9. The door is raised and lowered by racks engaged by pinions on a shaft 14 geared with a shaft 19 provided with a handwheel 22. The supporting frame comprises two side channel members 23 riveted at the rear to angle-irons 25 shaped to fit the crank case and bolted to it by existing bolts. Towards the front the members 23 may be riveted to an angle plate 30 the vertical part of which is triangular and provided with a boss fitting on a pin projecting from the front axle. The container is supported on the frame members 23 by a. transverse angleplate 29 and two stanchions 28. For enginestarting purposes a forwardly projecting central shaft 34 is geared by chain gearing to two shafts 36 mounted on opposite sides of the container 1 and provided with crank handles 40. Specification 251,759 is referred to.
Patent GB-493877-A (GB)
Title: Improvements in magneto rotors
IPC: H02K1/27
Filed: 1937-04-17
Abstract: 493,877. Magnetos. BENDIX AVIATION CORPORATION. April 17, 1937, No. 11010. Convention date, April 18, 1936. [Class 35] A magneto rotor comprises magnets 5 disposed circumferentially with respect to the rotor shaft 1 and formed alternately of magnet steels having different characteristics, e.g. of cobalt steel and of chrome steel. The magnets are clamped between non-magnetic and magnetic plates 2, 3 in parallel relationship with unlike poles arranged in sequence, and are retained against the effects of centrifugal force by non-magnetic discs 6, the parts being so arranged that the magnets are easily removable and replaceable. The ends of the magnets adjacent the non-magnetic plate 2 are enclosed in laminated polepieces 7.
Patent GB-627440-A (GB)
Title: Improved apparatus for use in coating surfaces with plastic and other semi-liquid compositions
IPC: B05B9/01
Filed: 1947-04-25
Abstract: The apparatus of the parent Specification is modified by the provision of an improved type of spray gun (see Group XXIX) for discharging the mixture directly on to the surface to be coated.
Patent GB-527446-A (GB)
Title: Improvements in and relating to extrusion apparatus
IPC: B21C31/00
Filed: 1939-04-12
Abstract: 527,446. Speedometers. TEMPLEWOOD ENGINEERING CO., Ltd., and HERON, J. A. April 12, 1939, No. 11082. [Class 106 (iii)] [Also in Group XXII] In order to furnish an indication of the rate of extrusion of metal or alloy a fluid pressure system is associated with the ram of the extrusion press and provided with a constriction producing a back pressure in said system which is indicated on a gauge 8. The system may comprise a piston 2 connected to the ram by a rod 3 and thus moved in a cylinder 1 the ends of which are connected by a pipe 6 including a variable venturi or constriction 7. Thus, for one setting of the constriction 7, a particular rate of extrusion is indicated by a particular position of the gauge pointer and this may be calibrated accordingly. Quick return valves 13 and a safety valve 12 may be provided. The constriction 7 can be adjusted to correspond to the size of the extrusion die in use and be fixed in this position by a screw.
Patent GB-1028238-A (GB)
Title: An amino acid salt of a sugar phosphate and method for the production thereof
Inventor: GHIELMETTI GIUSEPPE
IPC: C07H11/04
Filed: 1964-03-17
Abstract: The invention comprises arginine glucose-1-phosphate of formula <FORM:1028238/C2/1> It may be obtained by reacting 1 mole of glucose-1-phosphoric acid with two moles of arginine in aqueous solution.  In an example a disodium glucose-1-phosphate solution is passed through a strong cation exchange resin, and a sample of the acid percolated effluent titrated with sodium hydroxide to determine the strength of the acid in solution.  Then the theoretical amount of arginine base is added, the resulting solution being vacuum concentrated and the product isolated.  The product has therapeutic properties and may be used in admixture with an inert carrier as a pharmaceutical preparation in the treatment of liver complaints.
Patent GB-923794-A (GB)
Title: Electrical manufactures
IPC: H01R43/08
Filed: 1960-03-30
Abstract: 923,794. Switch-contacts. PERKIN-ELMER CORPORATION. March 30, 1960 [March 31, 1959], No. 11243/60. Class 38 (5). [Also in Group XXII] A method of producing a unitary component, for use in an electrical switching circuit and comprising a number of electrically-conductive bodies separated from one another by insulating material, comprises placing a number of bodies of conducting material in contact with one another so as to be partially separated from one another by extension pieces on one or more of the bodies, casting insulating material in position so as to fill the spaces between adjacent bodies and removing parts of the bodies which include the extension pieces to leave the conductive bodies insulated from one another. Three conductive bodies 10 are stacked together so that a shoulder 16 on each body contacts an adjacent body. Each body 10 is formed with interstices 14 which extend partially through the body to form wedge-shaped elements 20 partially separated from a single disc-like element 22. The stack is inserted into a cylindrical container 12 and molten phenolic resin insulating material is poured therein. After hardening the assembly is removed from the container 12 and a central hole is drilled to remove a central core of resin. The assembly is then placed on a lathe and the outer surface, including the shoulders 16 and the bridging pieces between the elements 20 and 22, is removed to give the article shown in Fig. 3, and comprising disc-like conductors 22 separated from each of a number of wedge elements 20 by a solid insulating material 24. Holes 18 in the bodies 10 are also filled with insulating material to assist in positioning the elements 20. Wires may be soldered to the segments 20, 22 or terminal lugs may be left thereon when removing the outer surface. Bridging arrange. ments are inserted within or without the completed assembly. Specification 765,124 is referred to as disclosing apparatus which may use a switching device made as described above.
Patent GB-475495-A (GB)
Title: Improvements in lubricators for air-lines, rock-drills and other compressed air apparatus
IPC: F23M5/06
Filed: 1936-04-20
Abstract: 475,495. Air - line oilers. WALKER, W. J., and GIMKEY, S. F. April 20, 1936, No. 11312. [Class 12 (iii)] An air-line oiler has an annular capillary passage 3 situated between two concentric tubes 1, 2. Oil is fed to this passage from a reservoir 6 through an absorbent pad 10. The inner tube 2 is held in place by spring washers 12, these having perforations 13 through them so that the oil in the passage is subjected to a slight air pressure due to the flow of air through the pipe. The rate of oil flow can be varied by fitting other spring washers with different size perforations, or by fitting another inner tube 2 so as to vary the capillary passage 3.
Patent GB-403703-A (GB)
Title: Improvements in apparatus for the treatment of sewage
IPC: C02F3/18
Filed: 1932-04-22
Abstract: 403,703. Treating sewage &c. BROWN, A., 3, Esholt Lane, Tong Park, near Shipley, Yorkshire. April 22, 1932, No. 11545. [Class 111.] In the treatment of sewage, waste water or storm water, a paddle wheel of the breast wheel type is arranged in a channel c with its axis d transverse to the direction of flow of the liquid and immersed below the normal surface level of the liquid with the paddles moving close to the bottom of the channel. The axis may be submerged to such a depth that the wheel is rotated with its lower part moving in the direction of flow of the liquid, preferably to a depth equal to half the radius of the wheel. Spaced paddles a, parallel to the axis, may be fixed in channel iron spiders b or set at an angle to angle iron spiders by wedges interposed between the paddles and the webs of the spiders, or they may be secured at their ends in metal fittings which are pivotally adjustable on the spiders. Alternatively, the wheel may be formed from discs having radial slots wherein the paddles are fixed and spaced by distance pieces. The paddles are thus adjustable radially.
Patent GB-542474-A (GB)
Title: Improvements in connection with ampoule syringes
IPC: A61J1/06
Filed: 1940-07-12
Abstract: 542,474. Ampoule syringes. EVERETT, S. J. July 12, 1940, No. 11586. [Class 81 (ii)] An ampoule syringe comprises a glass ampoule contained in a flexible container which supports and communicates with a hypodermic needle so that when the container is squeezed the ampoule breaks and the contents are ejected through the needle. A filter may be provided to retain glass particles. The flexible container may be of rubber, and may be lined with metal gauze or pliable sheet to prevent puncturing by glass. The container may have an extension which covers the needle and is pulled off before use, or the syringe may be enclosed in a glass container.
Patent GB-213872-A (GB)
Title: Improvements in and relating to steam-operated ejectors
IPC: F04F5/46
Filed: 1923-04-30
Abstract: 213,872. Soc. des Consenseurs Delas. April 3, 1923, [Convention date]. Drawings to Specification. Aspirating-apparatus, ejector.-Tn ejectors employing steam as the inducing fluid and applied for the extraction of air vapour from steam condensers, and more particularly in that class of ejector in which the diffusers are jacketed for the passage around them of a cooling fluid, the condensate withdrawn from the main condenser is used thus to cool the diffusers and the steam ejector is arranged to act as an extractor of air from this coding water. The arrangement may be applied to single or multiple stage apparatus, and of the two multiple-stage arrangements desscribed in the Specification, one has an intermediate condenser for the working steam, the condensate from the main condensed being used also as the cooling-water therefor after passage through the diffuser jackets.
Patent GB-736049-A (GB)
Title: Improvements in or relating to arc welding
IPC: B23K35/22
Filed: 1953-04-28
Abstract: The core of a coated arc-welding electrode is a wire of the following composition : carbon 0.1 per cent, manganese 0.75 per cent, silicon 0.30 per cent, phosphorus 0.1 per cent, nickel 0.50 per cent, chromium 0.75 per cent, copper 0.50 per cent, iron, the remainder.
Patent GB-327027-A (GB)
Title: Improvements in or relating to protective stockings
IPC: A43B23/28
Filed: 1929-04-16
Abstract: 327,027. Sch÷nfeld, P. April 16, 1929. Gaiters.-A protective stocking of the kind worn over the shoe and under a golosh to protect the shoe and ordinary stocking from soiling by the golosh, is formed with a tubular extension 2 below the heel part to protect the shoe heel. The extension may be closed, or open and reinforced at its lower edge. It may be formed separately, or the stocking, when produced on ordinary machines, may be formed with long heel flaps which are subsequently joined to form the heel extension. The leg portion, which may extend to above or below the knee. is provided with an elastic top, preferably constituted by a perforated ring 9 of pure Para rubber.
Patent GB-1173785-A (GB)
Title: Support Assembly for Mobile Cranes, Excavators or the like
Inventor: KRITZNER BOTO
IPC: B66C23/80
Filed: 1967-03-14
Abstract: 1,173,785. Vehicle rest bars. HEBEZEUGWERK SEBNITZ VEB. 14 March, 1967, No. 11834/67. Heading B7J. A support assembly for a load-lifting device, e.g. a mobile crane or excavator, adapted to be swung out from a chassis of the device and lowered on to the surface on which the chassis is standing, comprises a leg formed by an upper member 2 pivoted at its upper end to the chassis and a lower member extendable and retractable relative to the member 2 and having at its lower end a foot 10, a poweroperated device in the member 2 adapted to extend and retract the lower member, and a lever 3 pivoted to the chassis and the lower member. The lever 3 may be telescopic and its length varied by a power-operated device or a jack. The device in the member 2 may be an hydraulic or pneumatic piston and cylinder device and the lower member may be a member 1 connected to the device by a rod 6, or the latter may form the lower member, or the device may be a worm shaft and nut device. The foot has serrations, teeth or spikes on its underside.