baber/WOPTO huggingface dataset:
Patent GB-168382-A (GB)
Title: Improvements in calendar clocks
IPC: G04B19/253
Filed: 1920-05-27
Abstract: 168,382. Johnson, J. May 27, 1920. Calendars and date indicators.-In a calendar clock which exhibits the time, the day of the week, the day of the month, and the month by means of pointers on a common or separate dials the day of the month wheel m is provided with a series of thirty-one pins n and is axially slidable against the action of a, spring for the purpose of manually setting the pointer to compensate for months having less than thirtyone days. The clock wheel h has a pin g adapted to actuate a star wheel f mounted on an arbor i a single tooth e on the wheel f engages a star-wheel d in mesh with a similar wheel c on an arbor b which carries the pointer a indicating the day of the week. A second star-wheel j is mounted on the arbor i and is in gear with a similar wheel k which carries a single tooth or arm l that cooperates with the pins n of the wheel m the arbor o<1> of which carries the date indicating pointer o. Pegs or stops p, p<1>, p<2> of different lengths are provided on the wheel m to co-operate with pins q also of different lengths on a disc r and thereby through wheels s, u actuate the month indicating pointer t. By means of a knob o<2> on the arbor o<1> the wheel m can be moved axially to disengage the arm l and advanced one, two, or three digits according to the month. The exact setting is facilitated by a finger w on the arbor o<1> and a slotted plate x.
Patent GB-783171-A (GB)
Title: Improvements in or relating to fluid flow control devices
Inventor: BAXTER JOHN CHARLES
IPC: F16K31/528
Filed: 1953-05-22
Abstract: 783,171. Manually-actuated valves. ASCOT GAS WATER HEATERS, Ltd. June 11, 1954 [May 22, 1953], No. 14515/53. Class 135. A device applicable to controlling the flow of water through a gas-fired water heater consists of a valve member 5 adjustable by a screw-threaded connection with an operating member 7 to pass a predetermined flow which can be varied with. in limits by rotation of the member 7 which gives rise to axial movement due to a pin and cam-slot connection 12, 13 with the casing.
Patent GB-1069344-A (GB)
Title: Epoxides
Inventor: YOUNG EDWIN HARRY PATERSON
IPC: C07D303/22
Filed: 1964-04-08
Abstract: The invention comprises epoxides of the formula <FORM:1069344/C2/1> wherein R1, R2 and R3 may be fluorine or chlorine atoms.  The compounds are made by reacting a compound of the formula <FORM:1069344/C2/2> wherein R4 is hydrogen or an alkali metal atom, with an epoxide <FORM:1069344/C2/3> wherein X is halogen.  When R4 is hydrogen it is preferred to conduct the reaction in the presence of an acid-binding agent, e.g NaOH or KOH.  The process may be effected in the presence of an inert diluent, e.g. water. Examples relate to (1) 1,2-epoxy-3-(pentafluorophenoxy) propane; (3) 1,2-epoxy-3-(4-chloro-2,3,5,6 - tetrafluorophenoxy) propane; (a) 1,2-epoxy - 3 - (2,4 - dichloro - 3,5,6 - trifluorophenoxy) propane; and (4) 1,2 - epoxy - 3-(2,4,6 - trichloro - 3,5 - difluorophenoxy) propane.
Patent GB-589337-A (GB)
Title: Improved polymerisation process
IPC: C08F2/18
Filed: 1943-09-06
Abstract: Vinyl chloride and/or vinylidene chloride or mixtures thereof with other polymerisable compounds are polymerized under the influence of a peroxidic catalyst and/or heat and/or actinic rays in a single phase reaction mixture in the presence of a water-soluble saturated aliphatic mono-carboxylic acid containing no hydroxy or amino substituent or substituents and containing not more than four carbon atoms in the molecule and in the presence of water in an amount insufficient to cause separation of the liquid constituents of the reaction mixture into more than one phase at the temperature of polymerization.  A small amount of an inorganic acid (e.g. phosphoric, chlorsulphonic or hydrochloric acid) may also be present. Specified catalysts are benzoyl or hydrogen peroxide and ammonium persulphate.  Specified acids are acetic and propionic acids and the acid is preferably present in an amount between one and sixty per cent by weight of the reaction mixture.  In the case of acetic acid the amount of water present is from 3 to 5 per cent by weight of the acid.  In examples the following mixtures are subjected to polymerisation conditions (1) and (3) vinyl chloride, acetic acid (98 2 per cent strength) and crotonyl peroxide.  The polymer is soluble in cyclohexanone and dibutyl phthalate.  Mixtures of the polymer with methylglycolphthalate and lead stearate are disclosed; (2) vinylidene chloride, vinyl chloride, propionic acid and crotonyl peroxide.  The polymer is soluble in hot cyclohexanone.
Patent GB-330108-A (GB)
Title: Improvements in weighing apparatus
IPC: G01G1/06
Filed: 1929-05-10
Abstract: 330,108. Fitzpatrick, H. D., (Naamlooze Vennootschap Maatschappij tot Vervaardiging van Snijmachines Volgens van Berkel's Patent en van Andere Werktuigen). May 10, 1929. Pendulum-weight apparatus.-In a weighing- apparatus of the type wherein duplex load-counterbalancing devices are pivotally connected to an indicating mechanism, the pivotal points of connection are adjustable in order that a regularly-graduated dial may be employed. Duplex pendulous weights 2 suspended by flexible bands 3, 4 are connected to the lever system of the apparatus by a thrust rod 10<2> and are connected to the indicating mechanism as described in Specification 330,107, viz. by means of springs 17, a distributing bar 18, rack 19, and pinion 20. The springs 17 are connected by pivots 16 to screwed rods 12 attached to radial portions 10' of the pendulous members by means of springs 15 and nuts 13. By turning the nuts the positions of the pivots 16 may be adjusted so that the mechanism produces equal movements of the indicating pointer 21 for equal increments of load.
Patent GB-219288-A (GB)
Title: Improvements in and relating to curtain holders or supports
IPC: A47H1/142
Filed: 1924-06-17
Abstract: 219,288. Lloyd, G. T., Cuane, L., and Jones, W. A. July 19, 1923, [Convention date]. Curtains, drawing and suspending; clip brackets.-A curtain-supporting device comprises a rod or tube with end brackets carrying curtainrods, wires or the like, the brackets being shaped to allow the curtains to be draped to the wall. In the form shown the rod or tube 3 is adjustable in clips 9 carried by brackets which fit on vertical tongues fixed by wall-plates to the window frame. Lugs 1, 2 at the ends of the rear rod carry substantially quadrantal bracket arms 7, 8 with spigots 16 supporting the curtain rods or tubes 4, 5. To render the curtain rods easily detachable, one of the end lugs is pivoted to the rear rod and is held in its closed position by a locking-pin in the holes 12, 13 in the moving and fixed parts respectively. The Specification, as open to inspection under Sect. 91 (3) (a) also states that shaped rods with runners, or wires with tensioning springs in tubular end caps may be used to support the curtains; in the latter case the quadrantal arms would be provided with hooked ends to engage eyes in the end caps, and could be " partially flexible. Extra rods to carry valances may be supported by spigot ends on spaced brackets adjustably mounted on either of the rods or tubes 3, 4 or 5, as shown in Fig. 5 (Cancelled). A decorated board may also be attached by wooden cleats to the outer rod. This subject-matter does not appear in the Specification as accepted.
Patent GB-568059-A (GB)
Title: Method and apparatus for the manufacture of handle attachments for paper bags
IPC: B31D1/06
Filed: 1943-09-08
Abstract: 568,059. Handles for paper bags. ROBINSON, E. K., and BAGNALL, J. Sept. 8, 1943, No. 14744. [Class 94 (ii)] [Also in Group XXV] A machine for making string handles for paper bags comprises rollers 7 for feeding a strip 6 of cardboard intermittently past a handle former 12, 13 in which the string 9 is given a U-shape, after which the front end is stapled to 6 by a stapling machine 15, 16. The string is then cut by a blade 17a operated by a cam 126a, and the former is then moved forward to position X<1> by the reciprocating rod 17, where the rear end of the string is stapled to 6. The former, which is channel-shaped, open on the underside facing the table 8, is then raised clear of the handle by a pin 20 thereon coacting with a cam surface 25 on the end of a guide 21 during the return movement of 17. At the end of the movement, the pin drops off 21 and lowers the former into its initial position. The strap section 6 with the handle attached is cut by mechanism comprising fixed and movable blades 146, 147, and a presser foot 149, and is passed on by rollers 27 to gumming rollers 28, which coat the section with adhesive, after which it passes to a conveyer chain 31 provided with pins to engage the string loop. The former may consist of a plate 87, Fig. 15, to the underside of which two curved strips 90 are attached to form the U-channel. The strips are free at one end to permit of adjustment by means of screws 92 and slots 93. The bar 17 is reciprocated by a cam-actuated rocking lever 101, Fig. 19, and spring rod 100, which is connected to 101 by a yoke 105 and pivot 106, through which the rod slides.
Patent GB-1161706-A (GB)
Title: Fuel Injection Pump
IPC: F02D1/08
Filed: 1967-03-31
Abstract: 1,161,706. Fuel injection pumps. KUGELFISCHER GEORG SCH€FER & CO. March 31, 1967 [May 18, 1966], No.14815/67. Heading F1A. [Also in Division G3] In a f. i. pump in which the quantity of fuel delivered is regulated by means of a sleeve 25 controlling a spill port 26, the sleeve being adjusted by means of a centrifugal governor 2, the quantity of fuel delivered is further adjusted by a cam face 8 on a piston 9 subjected to the pressure of the fuel from the feed pump 10 which pressure is dependent on the driven speed, the cam face modifying the action of the governor control sleeve through the shaft 3. The governor sleeve 5 has a groove 27 engaging a lever 28 pivoted at one end and at the other engaging an arm 33 on a shaft 34 having an eccentric head 35 engaging a groove in the control sleeve 25. Initial setting is by means of an eccentric bush 37. The governed speed is selected by a lever 47, which vanes the loading by spring 6. The governor sleeve is damped under light load conditions by a spring arrangement 41, 42 within the shaft 3 which is contacted by a pin passing through slots 46 in the shaft 3 and engaging the governor sleeve. The piston 23 is rotated and reciprocated by means of the cam plate 19 and rollers 16.
Patent GB-1194817-A (GB)
Title: Improvements in and relating to Bearings for Bridges and Other Structures
IPC: E01D19/04
Filed: 1969-03-21
Abstract: 1,194,817. Bearings for raising bridges and other structures. GUTEHOFFNUNGSHUTTE STERKRADE A.G. 21 March, 1969 [22 March, 1968], No. 14852/69. Heading B8J. [Also in Division F2] A "pot" bearing for a bridge or other structure comprises a cushion 1 of load-bearing elastomeric or plastic material contained within an open-topped pot with a bottom 2, peripheral wall 3 and a cap 4 supported on the cushion 1 so as to permit limited rocking movement and with packing rings 5 to seal the cap 4 to the wall 3. In a method of increasing the thickness of the cushion 1 additional elastomeric or plastic material is forced into the pot while the bearing is under load. As shown a nozzle 6 with a chamfered end 7 passes through the wall 3 and extends approximately to the centre of the pot so that additional material can be forced under suitable pressure, from a pressure cylinder (not shown), through bore 8 to be uniformly distributed between the underside of the cushion 1 and the bottom of the pot, thereby raising the cap 4, along with the structure thereon, by the requisite amount.
Patent GB-468154-A (GB)
Title: Improved process of stripping coloured materials
IPC: D06P5/13
Filed: 1936-05-27
Abstract: Materials such as textiles or leather, coloured by pigments and proteins are stripped, using as stripping agent a vegetable protease, e.g. papain, bromelin, or similar proteases, derived from the banana, fig, or mulberry, alone or in conjunction with activators such as sodium sulphide, polysulphides, cyanides and soda ash or with other enzymas such as pancreatin or trypsin (the latter being mentioned only in the Provisional Specification). Fillers, diluents or de-odorants, such as sugars, dextrin, camphor or scents may be added, as well as disinfectants such as phenol or arsenic.  An example describes the use of a solution containing papain, sodium sulphide, soda ash, sugar and dextrin for stripping a fabric at 75 DEG  C. (the Provisional Specification specifies pH of 7 to 9), on which a pigment has been fixed by albumen, and which, if dyed as well as pigmented, may be bleached before or after stripping, and for stripping vegetable tanned leather at about 40 DEG  C., and chrome-tanned leather at higher temperatures (70--80 DEG  C. specified in the Provisional Specification).  After the colour of the fabric or leather has been loosened, it may be removed by washing with water or soap and water.
Patent GB-1511181-A (GB)
Title: Preparation of terephthalic acid by oxidation of p-xylene
IPC: C07C67/00
Filed: 1975-04-11
Abstract: 1511181 Preparation of terephthalic acid by oxidation of p-xylene IMPERIAL CHEMICAL INDUSTRIES Ltd 30 March 1976 [11 April 1975 8 Aug 1975] 14964/75 and 33204/75 Heading C2C The invention comprises a process for the continuous manufacture of terephthalic acid which comprises introducing into an oxidation zone a liquid phase mixture of acetic acid solvent (consisting of acetic acid and water) and pxylene containing a catalyst, the ratio of acetic acid solvent in the reaction mixture in the oxidation zone to p-xylene fed to the oxidation zone being maintained within the limits of 4 : 1 to 7 : 1 by weight, passing a free-oxygencontaining gas through said mixture in the oxidation zone, and maintaining the temperature of said mixture in the oxidation zone between 160‹ to 180‹ C. and the proportion of water in the acetic acid solvent in said mixture between 1 and 7% by weight, the catalyst being a mixture of a cobalt compound, a manganese compound and bromine or a bromide in which the proportion of cobalt compound, determined as metal, is from 1200 to 2500 parts by weight per million of acetic acid solvent present in the reaction mixture in the oxidation zone, the proportion of manganese compound, determined as metal, is from 1 to 30% by weight of the weight of the cobalt compound, determined as metal and the proportion of bromine or bromide is at least 1À5 times the combined weight of the cobalt and manganese compounds, determined as metals, the mean residence time of the said mixture in the oxidation zone being from ¢ to 2 hours.
Patent GB-951498-A (GB)
Title: Process for the production of l-lysine
IPC: B01J47/014
Filed: 1962-04-18
Abstract: L-lysine is produced from L-a -amino-e -caprolactam L-2-pyrrolidine -5- carboxylate by adsorbing the L-a -amino-e -caprolactam component from an aqueous solution of this salt on to 3-6 times the chemical equivalent of the acid form of a sulphonic acid exchange resin, heating the resin for 6-12 hours at 90-120 DEG C. in the presence of 0.1-0.5 chemical equivalent of 0.01-0.5N mineral acid, calculated on the adsorbed L-a -amino-e -caprolactam, and then eluting the L-lysine in the form of the free base (by means of an ammoniacal solution) or of a salt (by means of an acid solution).
Patent GB-291011-A (GB)
Title: Improvements in pressure applying devices for two or more concentric transformer windings
IPC: H01F27/30
Filed: 1928-05-22
Abstract: 291,011. Akt.-Ges. Brown, Boveri, et Cie. May 23, 1927, [Convention date]. Transformers. - Relates to devices for applying pressure to concentric windings of transformers of the kind in which a spring-urged pressure member f engages through a spherical bearing a pressure-transmitting member h bearing on projections e on the end rings b<1>, b<2> of the windings a', a<2>, and consists in so arranging the parts that pressure is applied to the member h by the member f at a point in line with or in the same plane as the points at which the member h bears upon the projections e, thereby avoiding relative changes in pressure on the different windings when the member h cants on shrinkage of one of the windings. In a modification, the member h is adapted to bear on three concentric windings, and the projections e are arranged at such relative distances from the member f as to cause pressures proportioned to suit the different thickness of the windings. In a further modification, the spherical depressions on the member h are replaced by spherical projections that engage in spherical depressions on the projections e and member f.
Patent GB-434039-A (GB)
Title: Improved construction of vacuum carpet sweeper
IPC: A47L5/10
Filed: 1934-05-18
Abstract: 434,039. Vacuum cleaners. STILES, N. R., Malta Works, Station Road, Billing- hurst, Sussex. May 18, 1934, No. 15051. [Class 8 (i)] A vacuum-cleaner casing is composed of three main portions, a main body portion 1 having a hole for the passage of the air from the brush carrying trough 7 to the fan casing 21. These portions are joined together by flanges 15, 5. The fan, formed from sheet metal by bending down webs 59, is driven from floor wheels 31 through a worm drive provided with a ratchet free wheel. The brush A, formed from two half-tubes 95 is rotated by the floor wheels 12 through gearing 72, 73 the casing of which is pivoted about bosses 70 and is pressed upwards by springs. The height of the brush is adjusted by the nut 94<a> acting on the pivoted bar 91 to press the casing downward. The brush is detached by forcing backwards the pins 76<a> which are held in slots 87 by the springs 86. A rubber cushion 103 surrounds the casing.
Patent GB-1418273-A (GB)
Title: Hole-making tool
IPC: B23B51/04
Filed: 1974-04-04
Abstract: 1418273 Hole-making tool HELLER VERWALTUNGS GmbH Gebr 4 April 1974 [4 April 1973] 15082/74 Heading B3C A hole-making tool has a tool body 11 with a continuous internal passage 12 for discharge of chips and coolant, and having at least two cutters 15, 16 each extending inwardly from a peripheral cutting edge 23, each cutter has two cutter legs 17, 18 defining an obtuse angle, whose vertex forms a point 21 which points in the boring direction of the tool, the points of all the cutters being located at equal radial distances from the axis 19 of the tool. Cutter legs 17 are longer than legs 18. The cutters are shown as meeting at the centre, this is not essential. There are support bars 25 on a slightly smaller radius then the peripheral cutting edges. If there are 3 cutters the support bars are unnessary. The cutting edges can lie on a radial plane.
Patent GB-1037316-A (GB)
Title: Hinge construction of molded fiber articles and method of producing the same
IPC: B29C53/06
Filed: 1963-04-17
Abstract: 1,037,316. Moulded egg cartons. DIAMOND NATIONAL CORPORATION. April 17, 1963 [Aug. 16, 1962], No. 15083/63. Heading B8P. [Also in Divisions B5 and E2] In a method of forming a hinge for a moulded fibre egg carton, a pulp preform 62 is formed on the outer surface of a wire screen 58 of a die 56, is dried, and then pressed between mating pressing dies incorporating a creasing bar 76 (Fig. 6) having a groove 78 bordered by blades 80, and a creasing rule 84 of T-shaped crosssection. The preform is thus reworked into a hinge having a U-shaped rib 42 with hinge points 44, 46 disposed on either side, the fibres remaining continuous at these points. At portions 48, 50 which are under compression when the cover is closed, the fibres are reworked and softened. Abutment points 52 and 54 are also formed and these engage with the rib 42 prior to closing of the lid (Figs. 11, 12, not shown). The hinge may have the same crosssection throughout its length, or may be varied along its length (see ,Figs. 16-23, not shown).
Patent GB-381896-A (GB)
Title: A wind screen for velocipedes
IPC: B62J17/00
Filed: 1932-05-27
Abstract: 381,896. Cycle weather shields. NEAL, E., 9, Park Road North, Bedford. May 27, 1932, No. 15109. [Class 136 (i).] A windscreen a for cycles, arranged in front of the legs of the driver is so formed as to extend downwardly along, and fit at its longitudinal centre against the upper bent down tube b of a lady's bicycle, or the front down tube of a man's bicycle. As shown, the screen a is curved longitudinally to conform with the tube b, and is also curved transversely to reduce wind resistance. A central longitudinal recess e in the screen fits around the tube b. The screen may be fixed, or may be detachably secured by means of clips c and bolts and wing-nuts d. The screen may be made of sheet aluminium, enamelled canvas, &c.
Patent GB-559402-A (GB)
Title: Mulling apparatus (speedmullor)
IPC: B22C5/04
Filed: 1942-10-30
Abstract: 559,402. Sand &c. mullers. DEHN, F. B. (Beardsley & Piper Co.). Oct. 30, 1942, No. 15297. [Class 59] In a mulling apparatus in which a rotary wheel muller travels in a circular course within a receptacle for the material, a rotating crosshead carries the muller which rolls and squeezes the material against the side of the receptacle, the crosshead also carrying blades for deflecting the material outwards and upwards into the path of the muller. The mullers 10, comprising rubber tyred metal wheels, are mounted on swinging arms 51 carried by arms on the crosshead which is carried by a central shaft, driven from below through reduction gearing. The mullers are under the constraint of adjustable tie rods 60 and are offset vertically. The deflectors 72 are carried by pillars 69 mounted on further arms 34 on the crosshead and throw the material against the side of the receptacle 13 which is flared upwardly. Discharge is effected through a hydraulicallyoperated door 27 and water is fed to a central pipe 98 and passes to a radial pipe 99 carried by the head. An additional scraper, comprising vertical plates 86 and horizontal plates 87, is provided.
Patent GB-515102-A (GB)
Title: Improvements relating to conveyors, particularly for or in conjunction with automatic stokers
IPC: F23H11/00
Filed: 1938-05-23
Abstract: 515,102. Endless chain conveyers. REDLER, A.' May 23, 1938, No. 15329. [Class 78 (i)] A conveyer for materials of a flowable or granular nature, e.g., stoking fuel, comprises an endless universally articulated chain 20 moving through the body of the material so as to convey it in an en masse manner. All the elements of the chain function as tension members, i.e., no conveying flight members are provided. The chain moves through a conduit 11A of closed section, and the lateral dimensions of the chain approximate to a corresponding transverse dimension of the conduit so as to move therein with just sufficient working clearance. The conduit may be of any desired cross-section, and may have spaced outlets for discharging to various hoppers which are maintained full, a return run of the conduit leading back to the main bunker or other source all material not passing through the outlets. A toothed pulley at a return bend drives the chain, and an arrangement of conduit is described in which an elevator is formed and the chain traverses a vertical portion through which the material does not pass.
Patent GB-181018-A (GB)
IPC: C02F1/48
Filed: 1922-05-31
Abstract: 181,018. Siemens - - Schuckertwerke Ges. June 1, 1921, [Convention date]. Void [Published under Sect. 91 of the Act]. Incrustation and corrosion, preventing.-To prevent the deposition of scale and corrosion in a boiler and like vessel by electrolytic treatment, the cathode and anode) are placed in a receptacle other than the boiler &c. the feed liquid being supplied to the boiler &c. through the receptacle. The receptacle itself may form the cathode. The receptacle may be heated during the treatment. The feed liquid may pass through a filter on its way from the receptacle to the boiler &c. In a large boiler installation, one of the reserve boilers may serve as the receptacle in which the feed is treated.