baber/WOPTO huggingface dataset:
Patent GB-321634-A (GB)
Title: An improved system for checking, registering and effecting sales
IPC: G07F11/02
Filed: 1928-06-08
Abstract: 321,634. Brand, H. R. June 8, 1928. Record-controlled driving- mechanism.-A system for dispensing articles to order embodying checks on the personnel employed is described with reference to a restaurant. A waiter having received an order proceeds to a machine A, Fig. 1, having a number of sections e, one for each item on the menu, and inserts a card 4, Fig. 11, held in a metal frame 5 into the appropriate sections successively. Each section prints the item on the card, transmits the order to a machine B for the chef or server, perforates the card according to the cost of the item, records the number of the waiter, and ejects a token corresponding to the item. The tokens are inserted in the appropriate section of the machine B by the server and the items then delivered to the waiter. Finally the waiter inserts the frame 5 and card'in a machine C comprising mechanism for utilizing the perforations in the card to add the sums due, print the total on the card. and add to the total shown by the machine.
Patent GB-624274-A (GB)
Title: Improvements in washing appliances
IPC: D06F1/08
Filed: 1947-06-25
Abstract: 624,274. Washing-plungers. ALLAWAY, R. A., and BATTIN, T. H. June 25, 1947, No. 16718. [Class 138 (ii)] A plunger for clothes washing comprises a dome-shaped casting with a concave inner surface, a central fixing boss 2 to receive a handle and radial ribs 3 on the boss, while holes 5 in the casting extend through projecting ribs 6 and bosses 7 formed on the inner and outer surfaces. The outward ends of the radial ribs merge into the projecting bosses. An annular bead 4 is formed on the outside edge of the casting. The plunger may be for hand or machine use.
Patent GB-649365-A (GB)
Title: Centering chucks for centrifugal casting machines
IPC: B22D13/10
Filed: 1948-06-22
Abstract: 649,365. Centrifugal casting machines; chucks. SOC. POMPES NOEL, and BOUCHER, J. June 22, 1948, No. 16727. [Classes 83 (i) and 83 (iii)]  Means for supporting a centrifugal mould concentrically within a jacket 2 comprises radially movable members 6 guided in the jacket and a rotatable ring 16 arranged around the jacket and in reversible engagement with the members 6. In the construction shown, the ring 16 is moved in the direction f by springs 17 and has rollers 14 each of which engages a wedge head 7, having an angle of 70-75 degrees, of one of said members 6, the inner end of which has a detachable shoe 11 of metal or cottonreinforced synthetic resin to slide easily on the mould 1. If the ring 16 is turned in a clockwise direction, relative to the jacket, springs 6a move the members outwards to release the mould. In practice there may be a plurality of the supporting devices. In a modification the ring is arranged to slide along the jacket instead of rotating thereon, the rollers &c. being arranged to correspond. The jacket may be filled with cooling liquid or may be arranged to dip in a water chamber.
Patent GB-1123136-A (GB)
Title: Improvements in catalysts
IPC: B01J27/051
Filed: 1967-04-12
Abstract: A hydrofined lubricating or insulating oil is prepared using as a catalyst molybdenum and nickel sulphides coprecipitated from solutions containing nickel and molybdenum compounds on to a magnesium silicate support.ALSO:A hydrofining catalyst is prepared by co-precipitating sulphides of nickel and molybdenum from solutions containing nickel and molybdenum compounds on to a magnesium silicate support.  A list of natural magnesium silicates is given.
Patent GB-569990-A (GB)
Title: Improvements in and relating to diode rectifier circuits
IPC: H03D1/10
Filed: 1943-10-14
Abstract: 569,990. Valve circuits for wireless reception. BRITISH THOMSON-HOUSTON CO., Ltd. (General Electric Co.). Oct. 14, 1943, No. 16880. [Class 40 (v)] A detecting arrangement to provide a pushpull signal output and a control voltage for noise suppression and gain control comprises a pair of diodes, one fed in parallel and having a load resistor in shunt and the other having a load resistor in series between the rectifier and the carrier supply means. The first resistor associated in parallel with its diode is grounded at an intermediate point to feed the output circuit in push-pull, while control potentials are derived from the resistor arranged in series with its associated diode and isolated from the other load resistor. The figure shows the application of the invention as a signal detector in a superheterodyne receiver, the intermediate frequency being fed to the diode 17, 20 associated with a series load resistor 28 to furnish the control voltages. The signal diode 19, 21 is fed through condensers 35, 36 and provided with a balanced signal load 37, 38. An intermediate frequency by-pass filter 39, 40, 41 is provided. The output is fed to the grids of an amplifier 25 to which a noise suppressing voltage is applied from the resistance 46 in the cathode lead. The noise suppressing voltage is derived from an auxiliary amplifier 55 fed with the control voltages.
Patent GB-240395-A (GB)
Title: Improvements in curtain suspenders
IPC: A47H15/02
Filed: 1925-01-06
Abstract: 240,395. Herbert, Kershaw, & Co., Ltd., and Toye, A. H. Jan. 6, 1925. Curtains, suspending. - A curtain runner comprises a U- shaped metal blank, the arms 7 of which are twisted through an angle of 90‹ and formed with eyes 5 to receive a spindle 6 for a roller 3, the central portion of the blank being formed with an integral projection bent to provide a hook 2. The arms may be cranked inwardly at 8 and the spindle may be replaced by integral end projections on the roller.
Patent GB-356195-A (GB)
Title: Composition serving as a fertilizer and agricultural pest destroyer
IPC: C05D3/02
Filed: 1930-05-31
Abstract: A fertilizer, insecticide and weed-killer consists of an intimate mixture of limerock and sulphur with small proportions of insoluble manganese, iron, copper, zinc and arsenic minerals, oxides or other compounds, which are capable of being rendered soluble and available for plant life by the reaction products of the limerock and sulphur. The limerock used may contain small amounts of magnesium carbonate in addition to calcium carbonate. Magnesium carbonate and potassium iodide may be added to the composition.  Pyrolusite, iron pyrites, copper pyrites, zinc-blende and arsenopyrite are mentioned as suitable ingredients.ALSO:A fertilizer, insecticide, and weed-killer consists of an intimate mixture of lime-rock and sulphur with small proportions of insoluble manganese, iron, copper, zinc and arsenic minerals, oxides or other compounds, which are capable of being rendered soluble and available for plant life by the reaction products of the lime rock and sulphur.  The lime rock used may contain small amounts of magnesium carbonate in addition to calcium carbonate. Magnesium carbonate and potassium iodide may be added to the composition.  Pyrolusite, iron pyrites, copper pyrites, zinc-blende, and arsenopyrite are mentioned as suitable ingredients.
Patent GB-1292413-A (GB)
Title: Gauge (templet) for determining the required form of individually adjusted furniture
Inventor: GRANLUND HAKON
IPC: A47C31/12
Filed: 1971-05-25
Abstract: 1292413 Adjustable chairs H GRANLUND 25 May 1971 [27 May 1970] 16943/71 Heading A4J [Also in Division G1] For ascertaining the required shape for a chair which is to be tailored for the use of a disabled person, a "gauge chair" is provided, with the seat and back variable in shape and securable in any shape after being fitted to the body of the user. In the form shown, such a chair comprises a pair of side frame members 1, 2 provided with rows of evenly-spaced holes and projections for the reception of pins on the ends of template elements 5, 6 in the form of rollers, tubes, or bars, these pins being placed eccentrically on the elements and being individually adjustably secured to the frame so as to preserve the positions of the elements after fitting to the body of the user; the ends of the templates may be provided with dials so that the angular position of each can be read off and recorded. Adaptor pads or elements may be fitted to the template elements, engaging apertures disposed along and around the elements, to provide variation of shape along the length of the template elements. To allow for different fitting of the two sides of the chair, template elements of half length may be used, supported at one end in a central underframe, Fig.2 (not shown).
Patent GB-651026-A (GB)
Title: Improvements in or relating to motor vehicle bodies
IPC: B62D23/00
Filed: 1948-06-24
Abstract: 651,026. Road vehicles body details &c. WATERS, C. D. June 24, 1948, No. 16965. [Class 108(i)]  The front portion of a motor vehicle body comprises separately formed upper panels 10 secured together by flanges preferably located along the central longitudinal plane of the body, separate wing panels 20 secured to the panels 10 by longitudinal flanges, and a lower transverse panel 28 attached to the panels 10, 20 by flanges g. Openings 13, 16 are formed in the upper panels 10 for engine cover panels 15 and radiator grille respectively, while registering semicircular openings 17, 25 are provided in the panels 10, 20 for the reception of the headlamps. The rear body portion comprises panels 11 formed with openings 18 for the luggage boot cover, wings 21, and a lower member 33 secured to both the panels 11 and 21, and in the case of a saloon, roof panels 12. Longitudinals 24 connect the front and rear wings 20, 21. Decorative beading strips may be secured between the longitudinal flanges f of the various panels, while the transverse horizontal flanges g at the front and rear of the vehicle may be covered by channel-shaped members forming bumpers.
Patent GB-568353-A (GB)
Title: Tubeless pneumatic tire assembly
IPC: B60B21/12
Filed: 1942-11-30
Abstract: 568,353. Pneumatic tyres. WING- FOOT CORPORATION. Nov. 30, 1942, No. 17009. Convention date, July 7, 1942. [Class 144 (ii)] A tubeless pneumatic tyre and rim assembly comprises a two-part rim, one part having a side flange 20 and a base 16 of smaller diameter than the bead seat 18, and the other part 22 having a side flange 24, bead seat 30, and a base slidable on the base of the first part, together with a tubeless pneumatic tyre T of the straight-sided inextensible bead type and a rubber-covered expansible and contractible ring 36 positioned between the beads and clamped to them to form sealed joints. As shown, the ring 36 is covered by an endless ring 70 of rubber or rubberized fabric which extends around the flanged edges 62 of the ring. The ring is formed in one piece of steel, and is transversely split at 38, Fig. 3, the two ends thus formed being connected by a link 46 which allows one end to be sprung radially inwards and below the other to contract the ring when inserting it between the tyre beads. The ring is then expanded, the tyre with the ring in it is placed on the rim, and the flange ring 22 is bolted on, thus clamping the tyre beads between the rim flanges and the rubber-covered edges of the ring 36.
Patent GB-234315-A (GB)
Title: Improvements in latch bolt keepers and means for mounting the same
IPC: B60J5/04
Filed: 1924-07-17
Abstract: 234,315. Dehn, F. B., (Budd Manufacturing Co., Ltd., E. G.). July 17. 1924. Striking-plates for latches. - Striking- plates for automobile latches are housed in a channel - shaped member forming the whole or part of the door jamb and are provided with screws for adjusting them horizontally when the door is closed or open. The striking- plate 19 has upper and lower lugs 23 and is housed in the channel-shaped strip 15, 16, 17 secured to the body 12. Tapped holes in the lugs 23 house screws 27, one end of each of which abutting on the flange 15 of the housing and each head having a shoulder 29 abutting on the flange 17, of the housing. At right angles to the screws 27 are clamping screws 24 working in elongated slots 26 in the lugs 23. To adjust the striking- plate, the door is opened and the clamping screws 24 loosened. The door is then closed so that the latch engages a curved surface 20 of the striking- plate which is moved to the correct position by turning the screw heads in the hole 30 in the flange 17 of the housing. The door is then opened and the clamping screws 24 tightened up.
Patent GB-477276-A (GB)
Title: Improvements in heat exchange apparatus for fluids applicable to coolers for enclosed dynamo electric machines and for other purposes
IPC: H02K9/18
Filed: 1936-06-19
Abstract: 477,276. Plate heat - exchangers; cooling dynamo electric machines. POOLE, R., and METROPOLITAN-VICKERS ELECTRICAL CO., Ltd. June 19, 1936, Nos. 17151 and 34486. [Classes 29 and 64 (iii)] A partition 1 over the opposite sides of which heat-exchange fluids pass, preferably in counterflow to each other, are provided with fins of expanded sheet metal disposed either in the same direction as, or inclined to, the direction of flow of the fluids. Thus a dynamo - electric machine is provided with circumferentially spaced cooling units 14, Figs. 4, 5, each comprising a partition 15 enclosed to form inner and outer air ducts. The warm air within the machine is circulated by a fan 30 downwardly through the inner ducts, while atmospheric air is drawn upwardly through the open-ended outer ducts by a fan 26 separated by a plate 22 from the interior of the machine. The machine may be provided with a cylindrical partition. An air-cooled oil cooler comprises a flat tubular duct 32, Figs. 7, 8, having fins 39 of expanded sheet metal and disposed in an open-ended casing 38. The oil is supplied to, and discharged from, the duct through manifolds 31a, 35 having baffles 37, while the air flows transversely across the duct between the fins. In a water - cooled apparatus, the water and the oil flow respectively through and over the duct.
Patent GB-752511-A (GB)
Title: Machine for winding small closed ring cores with thin wires
IPC: B21F3/00
Filed: 1954-06-11
Abstract: 752,511. Winding toroidal coils. MICAFIL, Ltd. June 11, 1954 [June 11, 1953], No. 17242/54. Addition to 668,042. Class 83 (4). A machine for winding small closed ring cores 3 according to the parent Specification, wherein the wire storage device consists of a circular tube 1 guided by rollers 4 whose axes are radial to the axis of rotation of said device 2, said rollers being located on two parallel flange plates 16, 17 between which there is a narrow continuous gap through which the wire 14 passes on leaving the storage device 1, is characterized in that on the inner sides of the flange plates 16, 17 means are provided which give the wire a wave-like bend to prevent the wire loop from being thrown out radially of the device 1 but allow it to move easily transversely to the radial direction. The means comprise a U-sectioned bar 22 adjustably secured by a screw 25 to the flange plate 16 and extending towards the core 3, the U arms forming two ribs co-operating with longitudinal grooves 24 in the flange plate 17. The bar 22 and grooves 24 are highly polished and their ends tapered. The bar 22 may have one or more than two ribs.
Patent GB-785486-A (GB)
Title: Improvements relating to dyeing textile materials and films
Filed: 1955-06-15
Abstract: The colouring properties of textiles and films of cellulose esters (including triacetates), polyamides, polyesters and cyanoethylated cellulose are improved by incorporating therein before, during or after dyeing or printing a basic compound of the formula (R1-)mA(-OR11)p wherein A denotes an aromatic hydrocarbon radical, which may be halogenated, and at least one of the radicals R1 and R11 must be an aminoalkyl group, which may be substituted, the other radical R1 or R11, when not aminoalkyl, being an alkyl radical or a hydrogen atom, and m and p are 1 or 2.  The basic compound, which may be employed in the form of a salt, is applied in solution in an organic solvent or as an aqueous dispersion. The basic compound may be a phenol carrying a nuclear alkyl substituent and an aminoalkyl group attached to the nucleus in o- or p-position to a nuclear hydroxyl group, or it may have the formula <FORM:0785486/IV (b)/1> wherein A1 denotes an aromatic hydrocarbon radical, which may be halogenated or alkylated, n is 1 or 2, R1 denotes a hydrogen atom, an alkyl, hydroxy-alkyl, cyanoalkyl, cycloalkyl or aralkyl radical, R2 denotes an alkyl, hydroxyalkyl, cyanoalkyl, cycloalkyl or aralkyl radical and R1 and R2 may together form a ring.  Numerous basic compounds are specified.  Specification 588,751, [Group IV], is referred to.ALSO:The colouring properties of textiles and films of cellulose esters (including triacetates), polyamides, polyesters and cyanoethylated cellulose are improved by incorporating in the spinning or casting solutions from which the products are produced a basic compound of the formula (R1-)mA(-OR11)p, wherein A denotes an aromatic hydrocarbon radical, which may be halogenated, and at least one of the radicals R1 and R11 must be an aminoalkyl group, which may be substituted, the other radical R1 and R11, when not aminoalkyl, being an alkyl radical or a hydrogen atom, and m and p are 1 or 2. The basic compound, which may be employed in the form of a salt, is applied in solution in an organic solvent or as an aqueous dispersion. The basic compound may be a phenol carrying a nuclear alkyl substituent and an aminoalkyl group attached to the nucleus in o- or p-position to a nuclear hydroxyl group, or it may have the formula <FORM:0785486/IV (a)/1> wherein A1 denotes an aromatic hydrocarbon radical which may be halogenated or alkylated, n is 1 or 2, R1 denotes a hydrogen atom, an alkyl, hydroxy-alkyl, cyanoalkyl, cycloalkyl, or aralkyl radical, R2 denotes an alkyl, hydroxyalkyl, cyanoalkyl, cycloalkyl or aralkyl radicaland R1 and R2 together may form a ring.  Numerous basic compounds are specified.  Specification 588,751, [Group IV], is referred to.
Patent GB-1142936-A (GB)
Title: Escapement for the stepping motion of the carriage of a typewriter
IPC: B41J19/40
Filed: 1966-04-20
Abstract: 1,142,936. Typewriters. OLYMPIA WERKE A.G. 20 April, 1966 [23 April, 1965], No. 17303/66. Heading B6F. Escapement mechanism.-A single pawl escapement mechanism which may be fitted to existing typewriters with fast and loose pawls mounted on a rocker; comprises a pawl. 5 pivoted at 6<SP>1</SP> on a lever 6 and biased by a spring 7 so it can pivot away from and slide in a tripping (leftward) direction relative to a ratchet wheel 4; and an actuator 10-operated by a release 12-having a projection 10<SP>1</SP> for engaging the upper surface of the end 511 of the pawl 5. The projection 10<SP>1</SP> and the end 5<SP>11</SP> have abutting surfaces so that should the release held in 12 be downward position the rotation of the ratchet wheel 4 in letter-space direction is limited to a partial e.g. half a letter-space, see Fig. 3, not shown. For a normal letter the pawl 5 is pivoted counter-clockwise by the actuator 10 which returns under spring action 11 when the release 12 returns to normal position. The tooth 5<SP>1</SP> of the pawl 5 engages the next tooth of the ratchet wheel 4 which moves the pawl to the right until arrested by the adjustable buffer 9. Silent-carriage-return mechanism.-A friction spring 13 disengages the pawl 5 by engagement with projection 5111 during carriage-return movement effected manually or by power.
Patent GB-728192-A (GB)
Title: Improvements in rotary regenerative heat exchangers
Inventor: ULANDER PER HELGE NATANIEL
IPC: F28D19/04
Filed: 1953-06-23
Abstract: 728,192. Stud and socket fasteners. HOWDEN & CO., Ltd., J. June 23, 1953, No. 17384/53. Drawings to Specification. Class 44. [Also in Group XIII] In a rotary regenerative heat-exchanger (see Group XIII) arcuate segments together form an annular rotor shell which is divided by radially extending partitions into sector-shaped compartments. Individual segments are secured between adjacent partitions being pivoted to one and detachably secured to the other by tubular locating pins having a longitudinally extending slot in the wall thereof. When high temperatures are encountered in the heat-exchanger these pins may be silver plated to facilitate their removal.
Patent GB-752879-A (GB)
Title: Improvements in and relating to heterocyclic compounds and their manufacture
Inventor: SEYMOUR DONALD EDWIN
IPC: C07D231/34
Filed: 1953-06-23
Abstract: The invention comprises compounds of the general formula <FORM:0752879/IV(a)/1> wherein R is an alkyl group, the Y's are free or esterified carboxyl groups and the X's are hydrogen atoms, hydroxyl groups, or, where the Y's are esterified carboxyl groups, acylated hydroxyl groups, and their preparation by condensing a substituted hydrazobenzene of the general formula <FORM:0752879/IV(a)/2> wherein the X2's are hydrogen atoms or acylated hydroxyl groups and the Y2's are esterified carboxyl groups, with an R-substituted malonyl halide in the presence of an acid acceptor such as pyridine, followed, when it is required to remove the esterifying groups from Y2 and, if present, the acylating groups from X2, by hydrolysis by heating with alkali metal hydroxide.  The hydrolysis may be carried out in two stages, the acyl groups first being split off by extraction of an ethereal solution of the di-acylated diester with aqueous potassium hydroxide at room temperature, the aqueous extract then being acidified and the precipitated 4 - alkyl - 1 : 2 - di - (41 - carbalkoxy - 31 - hydroxyphenyl) - pyrazolidine - 3 : 5 - dione isolated.  This can then be hydrolysed by heating with aqueous potassium hydroxide.  In examples: (1) n-butyl malonyl chloride is condensed with 3 : 31-diacetoxy-4 : 41-dicarbomethoxyhydrazobenzene and the reaction mixture is extracted with aqueous potassium hydroxide to give 4 - n - butyl - 1 : 2 - di - (41 - carbomethoxy31 - hydroxyphenyl) - pyrazolidine - 3 : 5 - dione, which on heating with aqueous potassium hydroxide yields 4 - n - butyl - 1 : 2 - di - (41 - carboxy - 31 - hydroxyphenyl) - pyrazolidine - 3 : 5-dione; the corresponding 4-ethyl, 4-isopropyl and 4-n-hexyl compounds are prepared similarly; (2) n-butyl malonyl chloride is condensed with 3 : 31-diacetoxy-4 : 41-dicarbomethoxyhydrazo benzene and the reaction mixture is extracted with aqueous sodium carbonate to give 4 - n - butyl - 1 : 2 - di - (31 - acetoxy - 41 - carbomethoxyphenyl) - pyrazolidine - 3 : 5 - dione which can also be obtained by the acetylation of the first product of example 1; (3) n-butyl malonyl chloride and diethyl 4 : 41-hydrazobisbenzoate give 4-n-butyl-1 : 2-di - (41 - carbethoxyphenyl) - pyrazolidine - 3 : 5 - dione which on hydrolysis with aqueous sodium hydroxide under reflux gives 4-n-butyl-1 : 2-di-(41 - carboxyphenyl) - pyrazolidine - 3 : 5 - dione; the corresponding 4-ethyl, 4-n-propyl, 4-isopropyl and 4-n-hexyl compounds are similarly prepared.  Specification 752,876 is referred to.
Patent GB-1041226-A (GB)
Title: Improvements in or relating to boats and accessories therefor
IPC: B63C13/00
Filed: 1962-05-07
Abstract: 1,041,226. Castors. T. B. REDWOOD. May 7, 1963 [May 7, 1962], No. 17439/62. Heading A4U. [Also in Division B7] A boat is provided with a wheeled fitting 1, Figs. 1 and 2 (not shown), comprising a wheel 2 rotatably mounted in a bearing bracket 3 having a rod 5 projecting therefrom which is removably fitted in a socket 7 so that the face 6 of the bracket abuts the stem post 9 of the boat. A tyre e.g. of sponge rubber is fitted on the wheel. Rope grommets 11 on the transom 12 provide fixings for the boat's oars 13 to support the boat for wheeling. One or two sockets may be disposed at the stern of the boat and the oars may be disposed at the sides. In twin keel vessels a wheel may be associated with each keel, approximately midway its length, the sockets being disposed approximately vertically or horizontally. The rod may be rotatably disposed in a vertical socket.