baber/WOPTO huggingface dataset:
Patent GB-1507561-A (GB)
Title: Electrostatic spray coating apparatus
IPC: B05B5/025
Filed: 1975-03-27
Abstract: 1507561 Electrostatic spraying devices PPG INDUSTRIES INC 27 March 1975 [1 April 1974] 12843/75 Heading B2F An electrostatic spraying device having a nozzle 2 with a liquid discharge port 7 and an air port 9 therearound, is provided with an inductive charging electrode 13 in the form of a dielectric cylinder 14 having a conductive film 15 on the inside thereof, said electrode being spaced radially outwardly from the discharge ports so that ambient air may mix with air and liquid exiting from said ports in a charging zone A inside said electrode. The electrode is attached to the nozzle by dielectric spacers 16, adhered or attached by dielectric screws to the interior of cylinder 14. The electrode may alternatively be attached to air horns (5') Fig. 3, (not shown) of the nozzle. Openings (22"') Fig. 6, (not shown), and slots (23) may be provided in the electrode, which electrode may have a dielectric guard ring (24) around the forward end thereof. In a modification, the electrode consists of ungrounded conductive foils or films adhered to the inside surface of the air horns. The average potential gradient in the charging zone is between 5 and 20kV per inch. The power supply for the electrode may be within or adjacent the spray device and may be coupled to the film 15 of the electrode through a current limiting resistor of 10 to 1000 megohms. The dielectric cylinder may be made of acetal resin, epoxy resin, glass filled epoxy or nylon. The conductive film may be of aluminium, copper, brass, stainless steel, or conductive plastics. Dimensions of suitable cylinders are disclosed in the Specification.
Patent GB-495041-A (GB)
Title: Device for use in shearing-machines for bar-iron and for similar tools operated by a hand lever
IPC: B23D17/08
Filed: 1937-05-05
Abstract: 495,041. Shearing &c. WAGENBACH, A. May 5, 1937, No. 12863. Convention date, May 9, 1936. (Class 83 (iv)] In a hand-operated shearing machine with fixed and pivoted blades 2, 4, an operating lever 12 is adjustably secured in a wedge-shaped pocketed member 7 geared by teeth 8, 9 to the carrier 10 of the blade 4. The lever is secured, by a captive pin 13, in the full line position for heavy cuts and in the dotted position for light cuts.
Patent GB-638344-A (GB)
Title: Improvements in or relating to energy translating apparatus such as radial reciprocating pumps and the like
IPC: F04B49/18
Filed: 1945-05-23
Abstract: 638,344. Grinding. SIMPLEX ENGINEERING CO. May 23, 1945, No. 12886. Convention date, April 7, 1944. [Class 60] [Also in Groups XXVI and XXVIII] In a radial-cylinder reciprocating pump the pistons are hollow and have thin walls that are expanded by the pressure of the liquid pumped against the cylinder liners 49 that are integral with heads 52 and are screwed into recesses in the casing. The cylinder liners are tapered, being about 0.001 inch larger in diameter adjacent the threads than the recess in the casing. During manufacture, the liner is held in a fixture of the same size and under the same conditions as when it is held in the recess and the inner surface is ground.
Patent GB-1151145-A (GB)
Title: Process of Preparing Pure Hydrogen Elektrolytically.
IPC: C25B1/04
Filed: 1967-03-20
Abstract: 1,151,145. Preparing hydrogen electrolytically. MATSUSHITA ELECTRIC INDUSTRIAL CO. Ltd. March 20, 1967 [March 30, 1966], No. 12904/67. Heading C7B. Pure hydrogen is prepared by electrolyzing, preferably in a mercury cathode cell, water, e.g. a solution of an inorganic ammonium salt such as 20% NH 4 Cl or 40% NR 4 NO 3 , to which is added, preferably as powder, semi-conductor material, e.g. Bi 2 Te 3 , Te, InAs, CdSb, Ge, Si, CdTe, ZnS or CoS. The cell may have a porous fused glass plate diaphragm and an anode of C or Ni.
Patent GB-968917-A (GB)
Title: Improvements in or relating to filter plates
Inventor: FOX ALFRED BENJAMIN
IPC: B01D25/21
Filed: 1962-04-04
Abstract: 968,917. Filter presses. JOHN C. CARLSON Ltd. April 4, 1963 [April 4, 1962], No. 13001/62. Heading B1D. A filter plate for a filter press comprises a frame 1 having eyes 4, 5 connected thereto and a supporting plate for a filter sheet carried by the frame in which channels for the distribution of liquid over the surface of the supporting plate are formed in the frame. Preferably channels are formed in the side of the frame having eyes and in the side opposite thereto. The cross-section of such channels is shown in Fig. 3a to be greater at the open end 7 than the inner end 8. The channels may be formed by a groove extending over the whole length of the inner side of the frame and being of sufficient depth to enable the edge of the supporting plate to be seated in it whilst still leaving a flow channel within the frame clear of the edge of the supporting plate. As shown in Figs. 4 and 7 the plate may take the form of a corrugated sheet, e.g. of metal, which may be spot or seam welded to the frame. Alternatively the plate may be detachably mounted in grooves in the frame. Specification 968,918 is referred to.
Patent GB-771345-A (GB)
Title: Mold for forming multicurved metal tank sections
IPC: B21D22/12
Filed: 1955-05-05
Abstract: 771,345. Making hollow-ware. GOODYEAR AIRCRAFT CORPORATION. May 5, 1955 [March 11, 1955], No. 13045/55. Classes 83 (2) and 83 (4). Stamping.-A device for forming a sheetmetal workpiece into a streamlined article, e.g. an aircraft wing fuel tank, comprises a plasticlined female die, a male die consisting of a rigid supporting structure substantially filling the ends of the workpiece, a resilient diaphragm covering the structure which, when the device is assembled with a workpiece therein, is slightly spaced from the inside of the workpiece, and an hydraulic pressure duct system having multiple outlets in the supporting structure for applying fluid pressure between the outer surface of the rigid structure and the inner surface of the diaphragm. The sheet-metal female die 1 is provided with an epoxy resin lining 6 shaped to the contour of the tank section. Vent holes 9 pass through the lining and die wall 2. The expandible male die 10 consists of a closed sheetsteel hollow cone frustum 11 within which is mounted a pressure-fluid main duct 15 having a plurality of radial ducts 17 communicating with the exterior of the frustum 11 which is covered by a rubber diaphragm 18. Longitudinal fibre cords are embedded in the diaphragm to prevent longitudinal stretching. An adjusting screw 33 in the base 7 serves to tighten the male die against a lock-ring 29 in the die assembly. The quantity of hydraulic fluid required for the forming operation is a minimum and can readily be supplied through the ducts 17 from the main duct 15. When the pressure is released the hydraulic fluid is completely returned by the resilient diaphragm into the ducts 17 without adding weight to the male die and so enabling it to be lifted out of the female die without difficulty. The same hydraulic fluid can repeatedly be used to carry out the forming operation.
Patent GB-1499636-A (GB)
Title: Internal combustion engine fuel injector adjustment apparatus
IPC: F02M65/00
Filed: 1976-03-31
Abstract: 1499636 Setting-up IC engine fuel injectors CUMMINS ENGINE CO Inc 31 March 1976 [4 June 1975] 13045/76 Heading F1B Apparatus for setting the stop 30 which determines the extent of travel of the injector plunger 20 under spring-bias comprises a frame 40, 42, 44, 68, a cup 48 and an adjustable bar 56 for releasably securing the injector 10. A rod 74 is engageable with the plunger 20 in place of the push rod 29, an arm 80, acts on the rod 74, is pivoted at one end and carries a weight 86 at the other and a dial guage 102 indicates movement of the plunger. In use the injector 10 is positioned in the cup 48 and the bar 56 is moved over the injector with the shoulder 66 of bores 62, 64 engaging the injector shoulder 38. The arm 80 is swung anti-clockwise to rest on stop 90 and the rod 74 is held raised by a detent ball (94), Fig. 4 (not shown), in the bar 68 engaging a groove 92 on the rod during injector location. With the bar 56 fixed by set screws 60 the cup 48 is rotated by nut 52 to tighten the cup against the injector with a given torque. The rod 74 is depressed by the arm 80 to bottom the plunger 20 and the dial gauge 102 set to "O". The plunger is permitted to rise due to the action of the spring 22 and the stop 30 is set and locked by the nut 34 at the desired travel of the plunger indicated by the gauge 102.
Patent GB-528277-A (GB)
Title: Apparatus for the treatment of synthetic fibres
IPC: D01D10/00
Filed: 1939-05-02
Abstract: 528,277. Artificial fibres. RHEINISCHE ZELLWOLLE AKT.-GES., and STUHLMANN, H. C. May 2, 1939, No. 13134. [Class 2 (ii)] Synthetic fibres are subjected to a selective course of after-treatment, according to the use to be made of the fibres, during their passage through apparatus consisting of cutters, loosening devices and liquid sprays. In the production of a cellulose wool for the wool industry, the fibre band B from the spinning nozzles passes through the cutting machine S<SP>1</SP>. The cut material passes through the loosening device R<SP>1</SP>, and then while still acid passes in the form of fleece between the squeezing rollers W<SP>1</SP> to the permeable conveyer belt T<SP>1</SP> beneath the sprayers D<SP>1</SP>. It then passes on a belt T<SP>2</SP> beneath sprayers D<SP>2</SP> and between rollers W<SP>3</SP> to the drying chest by means of belts T<SP>4</SP>, T<SP>5</SP>. When the production is for the cotton industry the fibre band from the spinning nozzles is passed over rollers U, F<SP>1</SP> to the belt T<SP>1</SP>. It is sprayed and passed between the pairs of rollers W<SP>3</SP>, F<SP>2</SP> to the cutter S<SP>2</SP> where it is cut to staple. It then passes to the loosening device R<SP>2</SP> and is deposited as a fleece on the belt T<SP>3</SP> from whence it passes to the drying chest.
Patent GB-1379691-A (GB)
Title: Springing and damping device for seats
IPC: F16F9/18
Filed: 1972-03-21
Abstract: 1379691 Adjustable spring-and-damper units SUSPA FEDERUNGSTECHNIK GmbH 21 March 1972 [24 April 1971] 13141/72 Heading F2S A combined spring and damper unit for a vehicle seat is provided with means for adjusting the tension in the spring 5, and means for adjusting the distance between the " end-connections " 20, 36 of the unit. Both adjustments are effected by a control knob 8, which can be moved axially into a position (as shown) in which it engages a sleeve 19, rotation of the knob then adjusting the position of the end-connection 20 relative to the end-connection 36, or can be withdrawn axially to a position in which it engages a tube 6, rotation of the knob then adjusting the tension in the spring 5. The damper comprises a piston connected to one end of the spring 5, slidable in a casing 1, and rigidly interconnected by a tube 50 to another slidable piston. The two liquid chambers 24, 45 defined between the slidable pistons and fixed partitions in the casing 1 are in communication via the interior of the tube 50, the flow being restricted by a oneway valve member and a thicker portion of a valve rod 37. The position of this thicker portion of the valve rod 37 can be adjusted to vary the damping by rotating a grip 56. If it is moved so far that it holds the valve member against its seat, then the spring/damper unit is locked against further movement. In the embodiment of Fig. 2 (not shown) the end-connection 36 is replaced by brackets 65 similar to the brackets 20, and the damping adjustment is effected by a rod (69) outside the casing 1 acting through a lever (68) on a valve rod (63). The damping could alternatively be adjusted by a Bowden cable or a max. thrust element (not shown).
Patent GB-1003508-A (GB)
Title: Alfin catalysts
IPC: C08F4/12
Filed: 1964-03-31
Abstract: An Alfin catalyst is produced by (a) mixing in an inert solvent methyl-n-alkyl carbinol with excess metallic sodium to form the sodium compound of the carbinol, (b) thereafter introducing an alkyl halide into the reaction mixture to react with the remaining metallic sodium and form alkyl sodium and sodium halide, and (c) thereafter introducing excess of a vinyl mono-olefine into the reaction mixture to react with the alkyl sodium to form the sodium compound of the vinyl mono-olefine.  Preferably, isopropanol is reacted with excess sodium to produce sodium isopropoxide, n-butyl chloride is then added to produce butyl sodium and sodium chloride and finally propylene is added to produce allyl sodium and butane.  There is a 1 : 1 : 1 ratio of sodium chloride to sodium isopropoxide to allyl sodium in the Alfin catalyst formed.  In the examples, butadiene is homopolymerized or copolymerized with (i) butene-1, butene-2, ethylene and propylene; (ii) styrene-1,4 -dihydrobenzene is added as a molecular weight modifier.
Patent GB-492617-A (GB)
Title: Device for gasifying and burning simultaneously liquid fuel for burners and other flame apparatus
IPC: F23C99/00
Filed: 1937-05-11
Abstract: 492,617. Liquid-fuel burners. IONESCO, J., and NEUMANN, G. May 11, 1937, No. 13429. Convention date, May 16, 1936. [Class 75 (i)] Liquid fuel supplied in drops to a cup 6 is vaporized and burns with air drawn through a passage formed in a burner tube 1 by a metal helix 4 secured to a central rod 5. The tube 1 is formed with lateral ports 7 and an end port 8 through which the flame issues into a stove or boiler connected to a chimney or other draught-producing device. The pitch and thickness of the helix preferably increase towards the flame ports. The tube 1 contracts slightly beyond the ports 7. The helix either fits closely or is formed integrally with the tube 1. The cup 6 may be heated initially either by burning cotton-wool soaked with alcohol or by a thermostatically controlled electric resistance. The tube 1 may be of other than circular section and may be arranged at an inclination or horizontally. The single helix may be replaced by several coaxial helices feeding one or more flames.
Patent GB-646101-A (GB)
Title: Improvements in means for pushing a hollow body onto a bar
IPC: B25B27/00
Filed: 1948-05-18
Abstract: 646,101. Assembly rubber bush mountings. MONROE AUTO EQUIPMENT CO. May 18, 1948, No. 13464. Convention date, Feb. 21. [Class 108(iii)] A machine for pushing a perforated body, such as a rubber bushing 38, on to a member having an angularly extending arm, such as a sway bar 19 for a motor car, comprises means for clamping the member to a base, a support 55 universally connected at 49, 57 to a device 37 which is pivoted at 39 to the base 11 and adapted to move the support, initially guided, over the end of and along the arm or bar 19 to position the bushing 38 at a predetermined point thereof. The bar 19 may be placed against stops 13 and jigs 23 and a foot valve 25 is operated to cause air cylinders 27, advance clamps 29. A hand valve 35 is then operated to cause air cylinders 37 to advance the cup-shaped supports 55, each containing a bushing 38 and having a slide 53, Fig 6, to move between guides 59, over the end of the bar 19. A pin 81 on one of the piston rods 43 then operates a switch 67 which, through a solenoid and valve at 69, causes air cylinders 71 to withdraw the jigs 23 and allow the supports 55 to pass and bring the bushings 38 into their final positions against the stops 13 as shown. in broken lines. The valve 35 is then reversed causing the supports 55 to return to their original positions, the pin 81 actuating the switch to reverse the valves at 69 and reposition the jigs. The valve 25 is then reversed to release the bar.
Patent GB-313274-A (GB)
Title: Improvements in tables or desk-like fittings for use with chairs and the like articles of furniture
IPC: A47C7/70
Filed: 1928-05-08
Abstract: 313,274. Vinegrad, C. May 8, 1928. Table desks conbined with seats and the like. -A chair, seat, or the like is provided with one or more detachable folding tables on which is secured an auxiliary table or like member which may serve as a tray, writing-desk or the like, Fig. 1 shows part of a chair seat 5 with arms 6 to which are attcahed a folding-table 7 and an auxiliary table 18, which may be used in a horizontal position on the arm 23 as a tea tray, or in an inclined position as a writing-desk. The table 7 is mounted by means of brackets 12, on a right-angled support 9, 8 in brackets 11 on the chair arm 6, and may be supported in a horizontal position by a strut 14 adapted to. engage with notches 15 in a stop 16; alternately, and as shown, the strut 14 may be used to support the lower end of the table 18, the upper edge of which is connected by a hook-and-eye device 21 with the table 7. A strut 22 is also f.tted to the edge of the table 18 to assist in supporting it. The table 18 may also be conrected at 24, and supported by a triangular flap 25 on hinges 26. In a modification, Fig. 3, the folding table 7 and an auxiliary table 28 are connected by hinges 29, 30, and may be locked in one plane by swinging over a latch 32 to engage with projecting parts 31 of the hinge 30. The tables may be moved to the position shown in dotted lines, or the table 7 may be in that position with the table 28 horizontal, or they may be moved to the full-line position, being rotated about the horizontal member 8.
Patent GB-134946-A (GB)
IPC: H01H1/52
Abstract: 134,946. Bill, R. W. Nov. 16, 1918. Switches, quick-action.-In a snap-action switch of the kind in which the contact-member is connected by a spring with the operating-member, and in which the axis of the contact-member is adapted to move in an arc having for its centre the axis of the operating-member, the contactmember is retained in the open or closed position by movable detents n or k while the spring is being strained. The contact-member d is mounted on one or more eccentrics c carried by the spindle a of the operating-member b. The spindle a carries a disk g, or a pair of disks, one on each side of the contact-member. Each disk carries a pin h to which one end of a spring i is secured, the other end of the spring being fixed to a pin j on the contact-member. On rotating the operating-member b, the spring or springs i' are strained, while the contact-member is held in the open or closed position by one of the detents n, k as shown, until it is moved out of engagement by the action of the eccentric c, whereupon the springs complete the movement with a quick action. The disks g also carry projections p, p<1> to enable the positive movement of the contactmember if necessary. The contact-member may be made of insulating material and may carry contacts e, which are connected together directly or by means of a fuse.
Patent GB-401656-A (GB)
Title: Improvements in supports for ladders and the like
IPC: E06C1/20
Filed: 1932-05-11
Abstract: 401,656. Step ladders. WELLER, J., Old Vine Cottage, West Horsley, Surrey. May 11, 1932, Nos. 13508/32, 18945/32, 10179/33, and 13012/33.. [Class 20 (ii).] Step ladders of the type in which the back supports are so mounted that they can move outwardly from each other at the same time as they move rearwardly from the ladder, have the supports mounted so as to swing upon axes inclined relatively to one another. The back supports A, which may be of triangular construction, are separately hinged at C on inclined axes, and the inclination of one of the axes may be adjustable at E so as to provide a small amount of relative adjustment for uneven ground support. Adjustable hinged ties F are provided to restrict the movement of the supports. In a modification, Fig. 3, the supports A are pivoted to a common hinged member L and pivoted stays F are provided to cause relative lateral movement of the supports. The stays F may be adapted so that their inner ends slide on a single rod R having a swinging movement on the ladder or on inclined rods T and to be self-locking. In a further modification, Fig. 7, the supports A are stayed by rigid struts U hinged to parts V which can slide in slides W on the ladder sides and be clamped between the upper step and a cross bar Z to maintain the supports rigidly in open position. The stays may be flexible and formed of parts connected to the ladder and supports and meeting at a point which is connected to another point of the ladder at a higher level. The ladder portion may have inclined sides meeting at a point which rests on the ground.
Patent GB-318653-A (GB)
Title: Locking lever for hand brake for motor cars
IPC: G05G5/18
Filed: 1928-05-09
Abstract: 318,653. Hinchliffe, H. O. May 9, 1928. Hand actuation. - In a locking device for a hand brake lever for motor-cars, the lever is in two parts A, B, pivoted together at C, the lower part being secured to an operating shaft M and a detent E urged by a spring K into engagement with a fixed rack H being pivoted to the lower part. When the lever is moved to the right to apply the brake the two parts A, B move together bv reason of the engagement of abutments D, D<1> thereon. Upon initial movement of the lever A to the left a toe J thereon engages the detent and disengages it from the rack, thus releasing the brakes.
Patent GB-136546-A (GB)
IPC: B62D55/02
Abstract: 136,546. Compagnie des Forges et AciÚries de la Marine et d'HomÚ- court. Oct. 19, 1918, [Convention date]. Endless-track vehicles.-Comprises a motorvehicle adapted to travel either on wheels or on endless tracks, the same propelling-motor being used in each case. The propeller shaft 5 may drive the road wheels 17<a> through a clutch, worm and differential gear, and side chains 16, or may drive the endless tracks 28 through a transverse shaft 21, friction clutches 25, and gearing 27.
Patent GB-1468398-A (GB)
Title: Polymeric pigments and method for preparation thereof
IPC: D21H19/42
Filed: 1974-03-27
Abstract: 1468398 Polymerization process DOW CHEMICAL CO 27 March 1974 13709/74 Heading C3P An aqueous dispersion of non-film forming polymer particles useful as pigments in paper coating compositions are obtained by (1) emulsion polymerizing 65-99À9% of total monomers added continuously or incrementally in the absence of emulsifier or the presence of less than 0À015% of emulsifier based on total monomers, (2) adding 0À25-10% of anionic or non-ionic emulsifier (based on total monomer) and remaining monomer and continuing polymerization, using a monomer mixture resulting in a copolymer of 40-99% of "hard" monomer, 0-45% of "soft" monomer and 1-15% of unsaturated carboxylic acid. "Hard monomers" are those whose homopolymers are non-filmforming and "soft" polymers are those whose homopolymers are film-forming. Examples relate to forming copolymers of styrene/acrylic acid, styrene / acrylonitrile / itaconic acid, t.butyl styrene/acrylic acid, styrene/divinyl benzene/acrylic acid, vinyl benzoate/acrylic acid, styrene/alphamethyl styrene/acrylic acid, vinyl toluene/acrylic acid and vinyl chloride/ acrylic acid.