baber/WOPTO huggingface dataset:
Patent GB-410101-A (GB)
Title: Improvements in or relating to folding mechanisms particularly for printing machines
IPC: B41F13/56
Filed: 1932-11-08
Abstract: 410,101. Paper-folding apparatus. HOE & CO., Ltd., R., 109, Borough Road, London. -(Hoe & Co., Inc., R.; 138th Street, New York, U.S.A.) Nov. 8, 1932, No. 31542. [Class 100 (i).] Folding-apparatus particularly for highspeed printing-machines consists of a number of groups of folding-mechanisms each group comprising a rotary folding- mechanism, a second folding-mechanism operating at a lower speed than the rotary mechanism, and an intermediate transfer mechanism for transferring a product from the rotary mechanism to the second folding mechanism, the groups of folding- mechanisms operating in succession to take the products and form the folds therein. As shown, the apparatus consists of a pair of folding-cylinders 10, 11 which alternately take and transversely fold a product. Each folding-cylinder is associated with a transfer-cylinder 17 travelling at a slower speed than the folding cylinders so as to deliver the product to a longitudinal folder consisting of an inclined centrally-slotted table 21 and a rotating-blade 24 operated by gearing 39, 42, 45, 46 from the shaft of the transfer-cylinder 17, and mounted on a yoke 44. An oscillating pusher 29 coacts with fixed side and front stops 72 to register the product on the table 21. The products are delivered from the longitudinal folders to packer-boxes 33.
Patent GB-713309-A (GB)
Title: Improvements in toy balloons
IPC: B64B1/64
Filed: 1952-12-12
Abstract: 713,309. Toy balloons. INGRAM, W. A. March 24, 1953 [Dec. 12, 1952], No. 31545/52. Class 132(3) A toy balloon has a length 3 of string or the like permanently secured to its inflation neck 1. The end 4 of the string may be rolled into the edge of the neck during manufacture, Fig. 1, or secured by an adhesive patch 5, Fig. 4.
Patent GB-142415-A (GB)
Title: Improvements in pressing or ironing machines
IPC: D06F71/02
Filed: 1919-12-17
Abstract: 142,415. Wilkie, W. Dec. 17, 1919. Ironing - machines with pressing action only for pressing shirt fronts and cuffs and for shaping coat cellars &c. The upper block B is supported by pivoted weighted arms C so that it may be swung up to give access to the lower block F, but is prevented from moving during pressing by pivoted struts E. The lower block is raised by pedal mechanism K returned by a counterweighted lever L and the pressure can be varied, as described in Specification 115,604, by a pair of wedges 0 interposed between levers H and the rams G and adjusted by a lever P having a retaining pawl S<1>.
Patent GB-210056-A (GB)
Title: Improvements in devices for singeing threads of any kind by means of a gas
IPC: D02J3/16
Filed: 1923-12-17
Abstract: 210,056. Mettler, F. Jan. 22, 1923, [Convention date]. Atmospheric gas burners, applications of.-A burner for singeing threads comprises a double tube having an inner tube 1 provided with jets 5 and an outer tube 2. Gas is supplied to the jets by means of a pipe 4. The threads A are introduced into the tube at the side through an opening 6. The waste gases are exhausted down a tube 8. A removable cover 11 allows the apparatus to be cleaned.
Patent GB-253437-A (GB)
Title: Improvements in curtain suspension devices
IPC: A47H15/02
Filed: 1926-01-26
Abstract: 253,437. Wilson, E. L. Jan. 26, 1926. Curtains, suspending. - A curtain rail is formed with upper and lower channels 1, connected by an integral or separate web 2 or by strips &c. at intervals, engaged by runners comprising a wire suspending loop 5 carrying a disc roller 4 the arrangement being such that the disc rollers can tilt and run without binding if a lateral pull is given to the curtain. The rail is formed of thin rolled, drawn or pressed metal and the channels shaped so that the disc rollers remain normal to the surfaces thereof when tilted. The disc rollers are arranged between washers 7, 8. In a modification the washers may be dispensed with, the roller being provided with a central boss to afford a long bearing on the wire 5. The rail may be made in sections united by metal sleeves.
Patent GB-960594-A (GB)
Title: Improvements relating to contact thermometer
IPC: G01K5/16
Filed: 1960-09-14
Abstract: 960, 594. Automatic temperature control. P. M. TAMSON N. V. Sept. 14 1960 [Sept. 22, 1959], No. 31705/60. Heading G3R. [Also in Division H2] The body 5 of a contact-thermometer 2 controlling the temperature of a liquid bath 1 is surrounded by a jacket 8 through which may circulate an auxiliary liquid which is itself maintained at a preset temperature, e.g. by an auxiliary thermostatic control system, so that the thermometer 2 is protected from external influences. The temperature of the auxiliary liquid may be varied to influence the mercury column 4 of the thermometer thus enabling the preset temperature of the bath to be controlled more precisely. The auxiliary liquid may comprise the liquid of the bath itself.
Patent GB-731235-A (GB)
Title: Exercising device
IPC: A63B23/16
Filed: 1953-11-16
Abstract: 731,235. Exercising devices. NORWICH, A. T. Nov. 16, 1953, No. 31748/53. Class 132(1). An exercising device for the hands, comprises a compressible spherical body 10, e.g., of sponge rubber, with an integral compressible U-shaped handle 11 whose termini are spaced apart a distance equal to the diameter of the closed end thereof, the spherical surface of the body being continuous between the termini. An inwardly directed fin 12 may extend round the inside of the handle and across the surface.
Patent GB-158535-A (GB)
Title: Wheel for motor cars
IPC: B60B23/10
Filed: 1920-11-11
Abstract: 158,535. Leipold, W. H. V. Feb. 2, 1920, [Convention date]. Disc wheels.-In wheels of the kind which are made from two sheet-metal stampings welded together so as to form the hub, hollow spokes and felloe, the detachable tyre carrying rim 15 bears directly on the inner edge 18 of the inner stamping, and the edge of the outer stamping is turned inwards at 17 to form an inclined seating for a ring 19 which is carried by the rim and has an inwardly extending flange 20 to take transverse bolts 13. The edge 17 may be stiffened by hollow ribs 21 pressed in the metal. The hub 4 is braced internally by tubular members 12 positioned by the inwardly flanged edges 11 of the bolt holes by which the wheel is secured to the axle. Similar bracing- members 14 are provided in the felloe. The Specification as open to inspection under Sect. 91 (3) (a) describes also the formation of the rim by suitably shaping the edges of the stampings. This subject-matter does not appear in the Specification as accepted.
Patent GB-436329-A (GB)
Title: Improvements in and relating to composite metal products
IPC: B23K20/24
Filed: 1934-11-06
Abstract: In the manufacture of composite metal products containing chromium, the outer layer of the product may consist of an alloy containing 14 per cent of chromium, 6 per cent of iron and 80 per cent of nickel, or may consist of stainless steel preferably containing 18 per cent of chromium and 8 per cent of nickel.
Patent GB-1471625-A (GB)
Title: Exhaust system and method
IPC: F01N3/30
Filed: 1974-07-18
Abstract: 1471625 Exhaust gas treatment system W H BEEKHUIS 18 July 1974 [6 Aug 1973] 31930/ 74 Heading B1W An exhaust system for an internal combustion engine (11) having at least one combustion chamber (14) which combustion chamber is adapted to be placed in controlled communication by operation of the internal combustion engine with an exhaust opening (16) for discharging exhaust gas from the combustion chamber during an exhaust period and with an intake opening for inducting an intake mixture into the combustion chamber during an intake period, the system also comprising wall means forming a wave tube having first and second open ends with the first end (19) being adapted to be placed in communication with and in close proximity to the exhaust opening, wherein the wall means is free of converging portions as viewed from the said first end, the wave tube is formed with slot means (42) establishing continuous communication between the interior of the wave tube and a source of atmospheric pressure air (46 via secondary pipe 44 and annular space 39), and wherein the wall means includes a primary pipe (37) having a portion thereof extending beyond the slot means and being free of substantial abrupt changes in sectional area between the slot means and the said second end of the wave tube whereby upon discharge of exhaust gas from the combustion chamber a pressure wave is produced within the wave tube to cause a portion of the exhaust gas to escape from the wave tube through the slot means until a reflected wave produced by the pressure wave at the said second end creates a reduction of pressure within the wave tube to cause atmospheric air to enter the wave tube through the slot means whereby the wave tube forms a mixing space for the exhaust gas and the air which enters the wave tube for combusting unburned hydrocarbons and for converting carbon monoxide to carbon dioxide, the said slot means being of such a size as to absorb substantially all of the energy of the reflected wave whereby the production of more than one significant pressure wave during each exhaust period is prevented. The system may also comprise an exhaust collector (48) coupled to the second end of each wave tube the internal volume of which is 12-20 times the displacement volume of each combustion chamber.
Patent GB-1279190-A (GB)
Title: Improvements in or relating to retrievable drill bit apparatus
IPC: E21B25/04
Filed: 1970-07-02
Abstract: 1279190 Retrievable drill apparatus CHRISTENSEN DIAMOND PRODUCTS CO 2 July 1970 [3 Oct 1969] 32056/70 Heading E1F A drill bit apparatus for passing through a drilling string comprises a sleeve, Fig. 1d, which surrounds an annular cutter 19 and which is integral with three equi-spaced slotted sprung arms 22 and with three equi-spaced V-shaped cams 25. The lower apex of each cam is formed in a portion attached to the outer side of the adjacent arm 22. The apparatus is lowered through a drill string 13 until cams 25 engage with and are supported by complementary cams 27 formed in a mandrel 14 attached to the string. Each arm 22 is thus aligned with one of the grooves 77 in mandrel 14. The subsequent lowering of cutter 19 through sleeve 23 expands arms 22 until, Fig. 2d, arms 22 lie within grooves 77 and cutters 30 lie within slots 15. The apparatus is latched to the drill string, in the lowered position. The cutters 19 and 30 rotate with the drill string to produce a core which is retained in a tube carrying the cutter 19. To raise the core and the drill bit apparatus, cutter 19 is raised until its keys 20, which slide in slots 21, engage and raise sleeve 23. In a modification the pilot bit is replaced by a non-cutting member which serves to expand the cutters, and the cutters are larger such that they are rotated, when being retracted, by additional internal cams on the mandrel.
Patent GB-428704-A (GB)
Title: Improvements in or relating to barrels or like containers
IPC: B65D8/06
Filed: 1933-11-17
Abstract: 428,704. Barrels &c. BARNES, F. J. T., 184, Breakfast Creek Road, Newstead, Brisbane, Australia. Nov. 17, 1933, No. 32114. [Class 21] [See also Group XIII] A barrel or like container is made with a substantially cylindrical lining, Fig. 1, 14, of stainless steel, aluminium, or other metal which is made from a blank shaped as shown in Fig. 3, welded at its inclined edges 17 to form a bulge 19 in the side. The top and bottom 15, 16 are welded on and the liner supported within a wooden casing 10, which may be formed from discarded casks, by rubber packing -rings 21 or by some other method. A hole 18 in the liner has a bush 22 welded to it which is supported by a rubber &c. packing-ring 23. The top and bottom are also provided with bushes 24, 25 similarly supported by rubber &c. rings 26, 27. The bungholes may be closed by the devices described in Specification 397,257 or 400,374. A hole 28 is formed in the casing opposite the bunghole 18 through which heat-insulating material such as granulated cork or a refrigerant such as ice or solid carbon dioxide may be introduced into the space between the liner and the casing. Specification 213,355, [Class 29], also is referred to.
Patent GB-806800-A (GB)
Title: Improvements in processes of preparing esters of unsaturated carboxylic acids
IPC: C07C51/14
Filed: 1957-10-15
Abstract: Esters of unsaturated carboxylic acids are prepared by reacting allene and a monohydric alkanol or cycloalkanol with carbon monoxide under a pressure of at least 100 atmospheres at a temperature of 120-250 DEG  C., in the presence of at least 1 per cent by weight, based on allene, of an iron carbonyl or ruthenium carbonyl catalyst. Preferred alcohols are alkanols containing 1-6 carbon atoms, particularly methanol, and cycloalkanols containing up to 7 carbon atoms.  Preferred conditions are a pressure of 300-1000 atmospheres and a temperature of 130-225 DEG  C.  The carbonyl catalyst may be formed in situ.  The examples describe the use of methanol to form methyl methacrylate. Additionally in Example II there is formed methyl-3-methylenecyclobutane-carboxylate (by condensation of allene with methyl methacrylate), and in Example IV there is formed dimethyl 2,2-dimethyl - 4 - methylene - glutarate, which is subsequently reduced to dimethyl 2,2,4-trimethyl-glutarate and the latter hydrolysed to the free acid.
Patent GB-805698-A (GB)
Title: Method of and apparatus for aerobic fermentations
IPC: C12J1/10
Filed: 1955-11-14
Abstract: 805,698. Aerobic fermentation. SIMONIN, R. F., and BERNARD, M. Nov. 14, 1955 [Nov. 16, 1954], No. 32461/55. Class 14 (2). In aerobic liquid-phase fermentation, pressure jets of fermentable liquid are passed through an oxidizing gas and impinge in the body of fermentable liquid as a gaseous emulsion. In one form of apparatus, liquid is drawn by a pump 5 from a fermenting vat 3 to an annular distributer 8 and is directed through jet-forming nozzles 20 into chambers 1 and through dipper pipes 2, air being admitted from a manifold 9 through flexible pipes 10. Further forms of apparatus are directed from the mutual impingement of two submerged, coaxial jets, to carrying out the fermentation steps in cascade, and to the recovery of the content of the bubbles of the gas emulsion. An example is concerned with the production of wine vinegar.
Patent GB-870227-A (GB)
Title: Chill mould for high vacuum arc furnaces
IPC: B22D7/08
Filed: 1958-10-10
Abstract: 870,227. Moulds. DEUTSCHE GOLDUND SILBER-SCHEIDEANSTALT. Oct. 10, 1958 [Oct. 12, 1957],No. 32474/58. Class 83 (1). A chill mould for highvacuum arc furnaces with self-consuming electrodes comprises a mould wall formed of a number of separate prismatic copper units 11 each provided with a coolant channel 12 and having a wall thickness of from 20-200 mm., a casing 13 enclosing all said parts and provided with inlets and outlets 14 for the coolant, a flange 19 at one end for attaching the mould in vacuum-tight manner to the furnace housing and a plate 17 closing the casing at the other end.
Patent GB-668375-A (GB)
Title: Improvements in one-way or reversible ploughs
IPC: A01B3/18
Filed: 1948-12-16
Abstract: 668,375. Agricultural implements. FORD, W. R., and FORD, A. R. March 15. 1950. [Dec. 16, 1948] No. 32526/48. Class 6(i). In a reversible plough of the type having duplicate plough bodies (not shown) mounted on a sleeve 8 rockable on a longitudinal beam 10, the sleeve is movable longitudinally relatively to a fixed collar 7 secured to the rear-carriage of the plough, and both the sleeve and collar carry inter-engaging cam-surfaces 12, 13, so that the back-thrust of the operative body on engaging the ground forces the cam-surfaces into contact, thereby rotating the body into more effective groundengagement. The members 12, 13, present oppositely-facing V-shaped surfaces which may have either straight or helical edges 1, 2, 3, 4. The forward portion of the beam 10 is mounted on a fore-carriage connected to a tractor. Brackets 11 carry the bodies. In a modification, the cam-surfaces are replaced by a thrust-link ball-jointed to the parts 7 and 8 respectively.
Patent GB-633749-A (GB)
Title: Improvements in or relating to the production of vitamin a and intermediates therefor
IPC: C07C403/00
Filed: 1946-12-24
Abstract: An unsaturated alcohol containing an ionone ring is obtained by reacting the corresponding unsaturated carboxylic ester, e.g. ionylidene acetic acid ester or Vitamin A acid ester, with lithium aluminium hydride, aluminium hydride or lithium boron hydride. Preferably, solvents, e.g. ethyl ether, isopropyl ether, butyl ether, dioxane and mixtures such as ethyl etherbenzene are used in the reaction.  Detailed examples are given.
Patent GB-1186757-A (GB)
Title: Door Fastening Arrangement
Inventor: CARLSON HAROLD JOHN
IPC: E05B65/16
Filed: 1967-07-14
Abstract: 1,186,757. Multiple fastenings. W. H. MINER Inc. 14 July, 1967, No. 32566/67. Heading E2A. A multiple fastening for the doors 12, 14 of a vehicle trailer or other freight container comprises a rod or tube 24 mounted on one door 12 so that it can be rotated by a handle 40 into a position in which eccentric parts 32, 34 at its ends engage keepers 36, 38 on the frame, and a bolt 44 connected to the tube 24 so that when the latter is rotated to its fastening position, the bolt is moved longitudinally to a fastening position in which wedge faces 64, 66 are jammed against wedge faces 100 formed inside keepers 46, 48 secured to the doors 14 and 12 respectively. The keeper 46, and as shown the identical keeper 48, has an opening through which a narrow part 70 of the bolt may pass as the door 12 is shut when the bolt is in a fully extended unfastening position. The bolt 44 is connected to the tube 24 by a U-shaped link 56 pivoted in an arm 58 secured to the tube. The narrow part 70 of the bolt 44 is strengthened by a rib 76.
Patent GB-431248-A (GB)
Title: Improvements in iron alloys
IPC: C22C38/30
Filed: 1934-11-12
Abstract: Iron alloys capable of precipitation hardening, and suitable for cutting and hot-working tools, contain 10-35 per cent of tungsten or 2-12 per cent of molybdenum or both, 25-50 per cent of cobalt, 0,1-1 per cent of carbon, 3-15 per cent of chromium and up to a total of 10 per cent of one or more of the metals vanadium, titanium, and tantalum.  If there is only one of these three metals there is at least 6 times as much vanadium as carbon, or at least 4 times as much titanium as carbon, or at least 6,5 times as much tantalum as carbon; if there is more than one, there is a corresponding total amount in relation to the carbon content. The alloys are heat treated by being cooled quickly from about 800-1000 DEG  C., followed by reheating. Specification 408,866 is referred to.
Patent GB-1279740-A (GB)
Title: A non-linear rotary transmission mechanism
IPC: G06G3/00
Filed: 1970-07-06
Abstract: 1279740 Cams; toothed gearing LEIGH INSTRUMENTS Ltd 6 July 1970 [7 July 1969] 32629/70 Headings F2K and F2Q [Also in Division G1] Transmission mechanism converting rotary motion of an input shaft (102) into rotary motion of an output shaft (136) the motions being related according to a smooth non-linear mathematical function comprises a cam 116 with an elongate way 118 connected for rotation with one shaft, the other shaft being coupled to rotatable element 120, which co-axial with the cam 116 and engaged therewith by means of a follower 422, and means for causing the follower 422 to move along the way 118 as the input shaft is rotated whereby the location of the follower 122 along the way 118 determines the angular relationship between the two shafts. For use in adjusting the altitude datum pressure of the aircraft altimeter described in co-pending Application 32630/70 a knob 97 is provided to set an input shaft 102 driving the cylindrical cam 116 with its groove 118 engaged by a follower pin 422 on the surrounding element 120. The element 120 has a pinion 126 driving both an elongated pinion 136 and a gear-wheel 128 threaded on a fixed shaft 134. Enlarged and reduced parts 130, 132 of the gear 128 interfit reduced and enlarged parts of the element 120 which thus moves the follower pin 422 axially along the cam 116 as the shaft 102 turns. The shape of the groove 118 determines the rotary motion of the element 120 and consequently of the pinion 136. When a gear 138 attached to the pinion 136 has driven the counter 142 to display the required datum pressure (e.g. in inches of mercury) a shaft 83 will have set the appropriate function thereof into the altimeter indicator, Fig. 1 (not shown). The limits of travel of the follower element 120 are determined by a pin 148 and a projection 150 thereon striking stops 144, 146 chosen for the counter to display a range of pressure from 28À00 to 31À50 inches of mercury.
Patent GB-141645-A (GB)
Title: Improvements in trouser and like presses
IPC: A47G25/72
Filed: 1919-12-30
Abstract: 141,645. Dyte, N. V. Dec. 30, 1919. Trouser presses are provided on the top board cross pieces F with springs H coiled at J and projecting so as to catch under one or other of notches E in plates carried by the under board A. In a modification, each spring H is separately fixed to a top board B.
Patent GB-387452-A (GB)
Title: Improvements in or relating to electrostatic dust precipitation
IPC: B03C3/36
Filed: 1931-11-25
Abstract: <PICT:0387452/III/1> In electrical precipitation apparatus having vertical treating tubes d and a dust collecting chamber a<6> below them, the gas is introduced below the treated tubes by one or more horizontal ducts k, having a peaked or inclinded top, and a separate vertical inlet tube k<3> for each of the treater tubes.  These inlet tubes form jets above or at the upper portion of the dust collecting chamber and below or at the lower end of, and of smaller diameter than, the treater tubes, thus preventing the precipitated dust from re-entering the gas stream.  The discharge electrodes may be vertical rods or wires of the usual type, and in the case of wires, are held taut by weights which may be in the form of rings to allow free passage of the entering gas stream.  Points or hooks may be provided along their length.  The discharge electrodes may be connected at their upper ends to a common conductor b<2> which passes through a short tube p, acting as a collecting electrode.  The upper ends of the collecting electrodes d and the ends of the electrode p are preferably curved outwardly to avoid electrical disturbances.
Patent GB-315172-A (GB)
Title: Improvements in or relating to dental amalgam fillings
IPC: A61C5/66
Filed: 1928-11-08
Abstract: 315,172. Deutsche Gold-und Silber- Scheideanstalt vorm. Roessler, and Bade, H. Nov. 8, 1928. Capsules, medical.-The components of amalgam fillings are supplied in measured quantities in small tubes, ampoules &c. which can be readily opened. The ampoules have a sufficiently wide opening to facilitate quick and complete discharge, and are closed by caps of gelatine, acetyl-cellulose or by fusing on glass of different composition. Alternatively a scratch may be cut in the ampoule to facilitate opening without splintering. The two components of an amalgam filling may be separated by a plug in a single ampoule the ends of which are suitably closed. Figs. 1 and 2 show ampoules a closed by gelatine caps b and containing metal filling and mercury respectively. The ampoules may be made entirely from acetyl-cellulose and opened by cutting the material with a pair of scissors &c. The ampoules may contain charges of various sizes according to the cavities to be filled, and may be graded, e.g. for small, medium and large fillings. To distinguish the contents and size special colourings &c. may be employed as marks.