baber/WOPTO huggingface dataset:
Patent GB-266472-A (GB)
Title: Improvements in roll grinding machines
IPC: B24B5/04
Filed: 1925-11-30
Abstract: 266,472. Baker, A. A., and Farrel Foundry & Machine Co. Nov. 30, 1925. Rollers, treating.-In a machine for grinding rollers, in which the roller is supported upon centres 12, 13, and ground by a grinding-wheel mounted upon a reciprocating carriage C, the ways 20, 21 upon which the carriage slides have downwardly sloping diverging sides 29, 30, whereby foreign material will fall therefrom into channels 25 - - 28 at the sides of the ways; a lubricant also is supplied to the ways whereby these are cleansed of foreign matter. The carriage has bearing-surfaces 32, 33 fitting the ways, and also has therein openings 34, 35 through which pass guards 22, 23 for the ways, the guards being supported at their ends. The ways are supported on a bed 10 and each way has therein a longitudinal channel 42, closed at one end to receive lubricant through a pipe 55, and inlet 58, from a pump 54. A central longitudinal rib 43 and transverse ribs 45 are formed in the channel and in the rib 43 are ducts 46 whereby the lubricant is fed to the sloping sides of the way, a channel 47 being formed in the way to distribute the lubricant, which, after flowing down the sides of the ways returns along the channels 25 - - 28 and through openings 49, 50 in the bed, to a trough 51, from which it is withdrawn by the pump 54. Specification 261,918 is referred to.
Patent GB-655524-A (GB)
Title: Improvements in interpolymers
IPC: C08F22/28
Filed: 1948-11-22
Abstract: Interpolymers are prepared by heating a molar equivalent of a monomeric tris-2-alkenyl aconitate with from 0.3 to 8 molar equivalents of a 2-alkenyl halide, preferably a chloride, and from 0.1 to 6 molar equivalents of styrene, alphamethylstyrene, p-methylstyrene, p-methoxystyrene, p - chlorostyrene, 2.4 - dichlorostyrene, p - trichloromethylstyrene, p - fluorostyrene or p-trifluoromethylstyrene, at a temperature in the range of 25-120 DEG C. "2-Alkenyl" is defined as including allyl, 2 - methallyl, 2 - ethallyl, 2 - chloroallyl, 2 - (hydroxymethyl) - allyl, 2 - (chloromethyl) - allyl, tiglyl, crotyl, 4-chloro-crotyl and cinnamyl. The reaction preferably takes place in the presence of a peroxide catalyst such as acetyl peroxide, benzoyl peroxide and tertiarybutyl hydroperoxide.  The interpolymers may be soluble in acetone or xylene or may be further polymerized to form infusible solvent-resistant cross-linked products.  They may be dissolved in liquid polymerizable ethylenic compounds such as benzyl, tolyl, methyl or allyl acrylate, butyl methacrylate, vinyl butyrate, diethyl and diallyl fumarate, to form solutions capable of total polymerization.
Patent GB-1348649-A (GB)
Title: Handling of fishing lines
IPC: A01K97/00
Filed: 1971-06-29
Abstract: 1348649 Clearing fishing lines J VARTDAL 29 June 1971 [30 June 1970] 30302/71 Heading A1A A fishing line 10 carrying a series of hooks 12 is cleared and baited for the next fishing operation while it is being hauled continuously onto a fishing boat and the fish from the previous operation are being removed by hand. As shown in Fig. 1 the line 10 is hauled across the boat round pulley 13, and along the boat through cleaning device 14, hook separator 15, magnetic unwinding apparatus 16, a further hook separator, and a magnetic hook guide 17 by hauling apparatus 18 which delivers the hooks onto rail 61 with the line hanging from them in a container 19 ready to be fed through the baiting machine 21. The line is centred by plates (not shown) before it enters the cleaning apparatus 14 where fish residues are removed by a first pair of cylinders 24, 24a and by cleaning teeth 28 spring-urged against further cylinders 24. At the entrance 42 of the unwinding apparatus, see Fig. 4, the hooks 12 engage one of the arms 30, 31 depending on each side of the line which are pivoted to swing out from the line and up when pulled in the direction of movement of the line to deliver the hooks to one of the magnetic fields generated by magnetised bars 33, 34 sandwiched between soft iron bars 35-38, see Fig. 5. The inner cylinder 32 carrying the magnets is journalled within support cylinder 40 and is rotated by hydraulic motor 46 through gear wheels 43, 44 to unwind the hook cords 11. In the hook guide 17, see Figs. 6, 7, 8, a second hook separator 53 and guide teeth 52, 54 carried by a pivoted plate 55 ensure that the hooks travel pointdown along the bottom of channel 48 in the magnetic field generated by magnetised bar 49 lying against soft iron L-sectioned bar 50. Guide surface 47 deflects the hooks sideways past spring loaded plate 55 and upwards onto guide disc 58 where they are scrubbed by rotating steel wire bushes 66. A support wheel 63 engages in the groove of the line hauling pulley 59 to ensure a good grip and a deflector 65 prevents the line wrapping round the pulley. The pulley 59 and guide disc 58 are driven on the same axle by a hydraulic motor. The line is drawn from container 19 by hauler 20 while the hooks are baited and pass through guide pipe 70 into chambers in line tub 22.
Patent GB-961165-A (GB)
Title: Improvements in or relating to rotary selector switches
IPC: H01H19/63
Filed: 1960-09-02
Abstract: 961,165. Counters. INFRANOR S.A. Sept. 2, 1960 [Sept. 4, 1959], No. 30388/60. Heading G4D. [Also in Division H2] An up and down movement of lever 12 is converted by escapement 19 into step by step movement of star wheel 5. A numeral wheel 4 integral with the star wheel has ten sets of radial depressions into which balls may be placed to form an electrical read-out device via contact sets 26-29 according to a 1, 2, 2, 4 code. The counter may be operated clockwise or anticlockwise, the lever being replaced in one embodiment by two knobs. The mechanism may be repeated for several denominations with appropriate transfer means.
Patent GB-262435-A (GB)
Title: Improvements in or relating to time-switching control apparatus for electric current consuming apparatus
IPC: G04C23/02
Filed: 1926-12-01
Abstract: 262,435. Siemens Schuckertwerke Ges. Dec. 2, 1925, [Convention date]. Plug couplings.- A portable time switch for the control of electric cooking apparatus &c. comprises a time switch 1 connected by flexible leads 2, 4 to a plug 3 (adapted to be connected to the power supply) and a socket 5 adapted to receive the plug member to the appliance or utensil. The time switch may thus effect in turn the time control of a number of different appliances, being set on connection to switch off the power to the appliance to which it is connected after the duration of a predetermined period. The clock operating the time-switch may be arranged to give an audible indication at the expiry of this period. Specification 222,491, [Class 38 (v), Electric switches &c.], is referred to.
Patent GB-1537566-A (GB)
Title: Restoration of soft contact lenses
IPC: C08K5/17
Filed: 1976-07-21
Abstract: 1537566 Polyoxyalkylene composition S N GANJU and P CORDREY 8 Sept 1977 [21 July 1976] 30445/76 Heading C3R [Also in Division G2] A composition for treating soft contact lenses which have deteriorated to restore their physical properties comprises a major amount by weight of a water soluble ethylene oxide/ propylene oxide block copolymer (I) and a minor amount by weight of ethylenediaminetetracetic acid on a water soluble salt thereof. I may have the formula in which b#15 and a and c are such that the polyoxyethylene units comprise 20-90% by wt. of the block copolymer which has M.W. 1100 to 15,000. The composition may additionally comprise sodium perborate and/or sodium chloride. The composition may be a particulate solid or in the form of an aqueous solution.
Patent GB-802876-A (GB)
Title: Improvements in or relating to travelling wave amplifier tubes
Inventor: COULSON ROBERT BERNARD
IPC: G21F1/10
Filed: 1955-10-25
Abstract: 802,876. Travelling wave tubes. ENGLISH ELECTRIC VALVE CO., Ltd. July 31, 1956 [Oct. 25, 1955], No. 30462/55. Class 39(1). In a travelling wave amplifier tube the continuous constant diameter helix is provided with localized attenuating means extending over an intermediate part of its length and means for decoupling the wave from the beam are provided between beam and attenuator and extending over at least part of the length of the attenuating means. The decoupling means consists in providing the helix with an intermediate portion of different phase velocity by increasing, Fig. 1 (not shown), or decreasing, Fig. 2 (not shown), the pitch or as shown in Fig. 3, by arranging a tubular shield 14 inside the helix around the beam, the shield 14 being connected to and supported from the helix by members 13. The lossy material such as graphite is coated on three helix supporting quartz rods 11 at 12 the rods being positioned in the three corners of a triangular sectioned glass envelope 1. An example is given in which a helix 6“ ins. long has input and output regions 2 ins. and 3 ins. long respectively with 50 turns/inch and an intermediate ¥ in. section of 20 turns/inch separated from the input and output regions by “ in. transition pitch regions. The graphite lossy coatings are 1 in. long in this case.
Patent GB-370995-A (GB)
Title: Process for the production of mixed fertilisers composed of ammonium nitrate and ammonium sulphate
IPC: C05C1/00
Filed: 1930-10-11
Abstract: In obtaining mixed fertilizers composed of ammonium sulphate and ammonium nitrate by the reaction of ammonia with nitric and sulphuric acids under such conditions that the reaction heat evaporates the water simultaneously introduced as described in the parent Specification, the resulting liquor saturated with the salts and containing solid ammonium sulphate, together with solid ammonium nitrate if desired, is withdrawn from the saturator in such a condition that a mixed salt of the desired composition can be obtained by allowing the liquor to solidify by cooling.  The withdrawal of the liquor may be continuous or intermittent.  The contents of the saturator should preferably be subjected to vigorous agitation, say by a mechanical stirrer.  The Specification as open to inspection under Sect. 91 (3) (a) comprises also stirring the saturator so that the deposited solid salts are enriched in definite zones by centrifugal force, the contents being withdrawn from the zone having the desired composition.  This subject-matter does not appear in the Specification as accepted.ALSO:In obtaining mixed fertilizers composed of ammonium sulphate and ammonium nitrate by the reaction of ammonia with nitric and sulphuric acids under such conditions that the reaction heat evaporates the water simultaneously introduced as described in the parent Specification, the resulting liquor saturated with the salts and containing solid ammonium sulphate, together with solid ammonium nitrate if desired, is withdrawn from the saturator in such a condition that a mixed salt of the desired composition is directly obtained by allowing the liquor to solidify by cooling. The withdrawal of the liquor may be continuous or intermittent. The contents of the saturator should preferably be subjected to a vigorous agitation, say by a mechanical stirrer.  The Specification as open to inspection under Sect. 91 (3) (a) comprises also stirring the saturator so that the deposited solid salts are enriched in definite zones by centrifugal force, the contents being withdrawn from the zone having the desired composition.  This subject-matter does not appear in the Specification as accepted.
Patent GB-587659-A (GB)
Title: Improvements in or relating to lighters
IPC: F23Q2/02
Filed: 1945-11-14
Abstract: 587,659. Frictional igniters. BETTANY, H. J., and SIMPSON, R. H. Nov. 14, 1945, No. 30503. [Class 75 (iii)] In a lighter having a pair of telescopic members 1, 2, one of which houses a fuel container 3 carrying a wick nipple 5 and a flint wheel 8 and tube 9, a piston 18 is arranged to approach the nipple 5 when the members are thrust into one another and to recede when they are moved apart by the spring 20 so as to assist in expelling spent gases and in drawing a fresh charge of air and fuel vapour into the lighter body. The piston 18 may be attached to the member 2 which fixedly carries a rack 14 engaging a pinion 16 which rotates the flint wheel 8 through a one-way ratchet mechanism, or the wheel 8 may alternatively be operated by a cam mechanism or by a rod bearing a helically extending tooth or teeth engaging and rotating a member when the rod is moved longitudinally. When the members 1, 2 are telescoped, cut-outs 13, 21 are brought into register and ignition takes place, and when the members are released the lighter is returned to the inoperative position, the.chamber in the body containing spent gases. When the lighter is next required to be ignited the members are telescoped twice, once to expel the spent gases and again to draw in fresh air and fuel vapour and to operate the ignition mechanism. Only one telescoping will be necessary, however, if the lighter is extinguished by blowing out the flame. The fuel container 3 may be a push fit in the member 1 and be angularly located by an abutment X so that it may be detached and operated by hand for lighting a pipe, the container being held against unintentional removal by the engagement of the pinion 16 and rack 14.
Patent GB-1063459-A (GB)
Title: Improvements in or relating to electrical windings
IPC: H01F41/04
Filed: 1964-08-04
Abstract: 1,063,459. Winding coils. AVCO CORPORATION. Aug. 4, 1964 [July 25, 1963], No. 30570/64. Heading B3A. [Also in Division H1] A superconductive wire 18 of the niobiumzirconium type is fed to an endless belt running between pulleys (23) and to which a non- hardening adhesive has been applied. The belt is twisted between certain pulleys to apply permanent twists to the finished coil and to prevent adhesive coming into contact with the pulley surfaces. Where a plurality of lengths of wire 18 are required, the ends thereof are located in a predetermined region (35) (Fig. 3, not shown). A potting material 48 such as a thermosetting epoxy resin with an alumina filler, is applied to the winding and a P.T.F.E. insulated copper strip 45 is bonded to the winding. The belt (25) is cut to allow the winding to be removed therefrom. A saddle-shaped coil (55) is formed from the winding (Fig. 5, not shown), there being one layer for every 360 degrees of twist imparted during the winding process. In an alternative form the winding is made flat, in which case it is removed from the belt without cutting the latter.
Patent GB-198292-A (GB)
Title: An improved door mat
IPC: A47L23/24
Filed: 1922-11-09
Abstract: 198,292. Curbishley, E. L. Nov. 9, 1922. Mats.-Rubber and other door mats, stair treads, &c. have dirtcollecting recesses a not extending through the mat &c., the recesses having inclined sides and rounded bottom corners. Reference has been directed by the Comptroller to Specifications 3433/74, 101,878, and 112,501, [Class 140, Waterproof &c. fabrics].
Patent GB-159062-A (GB)
Title: Improved valve arrangements for piston pumps
IPC: F04B53/10
Filed: 1919-12-08
Abstract: 159,062. Gillard, W. A., and Palmer, C. A. Dec. 8, 1919. Valves, arrangement of; valves, facilitating removal of.-Consists in a valve arrangement for piston pumps in which the valves and their seats are easy of removal for inspection &c. Figs. 1 and 2 show the arrangement for a doubleacting pump. The valve-casing f is bolted to the side of the barrel and is divided by a diaphragm into two chambers, in each of which are suction and delivery valves g, g<1>. The suction opening h is in a lower cover k and the delivery branch h<1> and the air-vessel q on an upper cover, both being secured by studs and nuts &c. The valve seats l, l' are removable and are held in place by the covers. By dividing the covers into chambers corresponding to those of the valve casing, the pump may be used to draw from, and deliver to, two different positions, for example, one end of the pump may supply tar to a. boiler and the other deliver the hot tar to a spraying-device.
Patent GB-408716-A (GB)
Title: Improvements in methods of making tools and similar objects from sintered hard metalcarbides or like material
IPC: C22C1/05
Filed: 1932-11-01
Abstract: In a process for the production of tools and other objects subjected to abrasion, by pressing and sintering a pulverous mixture consisting of a hard metal carbide, boride, silicide, or nitride and one or more softer metals such as iron, cobalt, &c., with or without the addition of one or more hard metals such as tungsten, molybdenum &c., the mixture is subjected before, during, or after pressing to the influence of chemicals that attack the surfaces of the soft metal powder so that, at a slight sintering, if necessary, a coherent form piece is obtained which is mechanically worked to shape, and then finally sintered.  The soft metal may be oxidized, for example by oxygen or chlorine at atmospheric or raised pressures, or chloridized by solid or dissolved ammonium chloride, or treated with other salts or dilute organic or inorganic acids.  In certain cases a second pressing under high pressure is applied after the slight sintering.
Patent GB-485542-A (GB)
Title: Improvements in or relating to machines for kneading or mixing rubber and other plastic material
IPC: B29B7/24
Filed: 1937-11-10
Abstract: 485,542. Kneading &c. machines. GEIPEL, Ltd., W., GEIPEL, K. S., and GEIPEL, S., [Representatives of PELL, W. GUY-]. Nov. 10, 1937, No. 30848. [Class 86] In rubber kneading machines in which charging is effected by a plunger worked by air pressure means are provided for applying the pressure gradually ; for this purpose the air passages in the valve or valve seating have notches, or a byepass is provided. As shown in Fig. 3 the air passages in the twoway valve 13 are provided with notches 17 on their forward edges. Fig. 5 shows a byepass 20, 22 controlled by an auxiliary two-way valve B.
Patent GB-890394-A (GB)
Title: Sewing machine bed extension and attachment box
IPC: D05B77/00
Filed: 1960-09-07
Abstract: 890,394. Furniture combinations &c. SINGER MANUFACTURING CO. Sept. 7, 1960 [Sept. 8, 1959], No. 30888/60. Class 52(3) The bed 22 of a sewing machine 19 is extended by means of an extension 17 secured to an attachment box 18, the part 17 carrying hooks 33, 34 which engage a rim 69 on the bed plate 22 and an opening 71 in wall 66 of the machine base. In a modification, Fig. 8, the bed is extended by a member 117 having hopks 33, 34 and side plates 135 each carrying a resilient member 160 which engages the base 23 of the machine.
Patent GB-324388-A (GB)
Title: Improvements relating to boots or shoes
IPC: A43B1/04
Filed: 1928-10-25
Abstract: 324,388. Segger, F. R. Oct. 25, 1928. Ordinary wear, for.- To increase the comfort of footwear for people with tender feet, or bunions, corns, or the like, a boot or shoe has a relatively small and appropriate portion of the upper formed of strips of material interlaced and thus adapted to yield readily to relieve local pressure on the foot, small strips being formed from the upper, little, if any, longer than the width of an inserted strip interlaced therewith, so that the inserted strips are maintained in position widthwise while free to slide in the other direction. The improved portion of the upper is preferably adjacent the inside ball joint of the foot. A number of lines of substantially parallel short slits are made at the part of the upper desired, and other strips 4, which may be of leather or in part or wholly of stretchable material, are weaved or interlaced therewith. The upper ends of the inserted strips mav be secured by an adhesive, and their lower ends secured in the lasting of the shoe. A lining 7 may be provided, of rubber sheet, oiled silk or other flexible waterproof material. A reinforcing tab 8 may be provided. The inserted strips may be of a different colour.
Patent GB-374765-A (GB)
Title: Improvements in and connected with attache cases
IPC: A45C3/02
Filed: 1931-11-07
Abstract: 374,765. AttachÚ cases. GORDON, H. P., 84, Union Street, Glasgow. Nov. 7, 1931, No. 30926. [Classes 18 and 133.] An attachÚ case closed by a cover hinged to the bottom A and fitted with a sliding-clasp fastener is provided with inwardlyfolding gussets C at the ends. The cover has attached externally thereto a flap-closed pocket H adapted to serve as a handbag. Specification 355,488 is referred to.
Patent GB-1023255-A (GB)
Title: Reeling mechanism for sewing machines
IPC: D05B59/00
Filed: 1964-08-04
Abstract: 1,023,255. Sewing machines. FRATELLI BORLETTI S. p. A. Aug. 4, 1964 [July 24, 1963], No. 31012/64. Heading D1G. Bobbin-winding mechanism in a sewing machine comprises a T- shaped member formed from synthetic plastics material by injection moulding and having at each end of its cross piece a pin pivotally supported by the machine casing, a shaft adapted to carry a bobbin and rotatably mounted in a sleeve movable axially but non-rotatably in said support, a friction wheel, rigid with said shaft, and resilient means biasing the friction wheel into engagement with drawing means. A T-shaped synthetic plastics member 1 is provided at each end of its horizontal arm with a pin 8 pivoted on the machine casing. A sleeve 2, slidably disposed in the vertical arm of member 1, is provided with pins 12 engaging vertical slots 6 in said vertical arm. A shaft 3, journalled in sleeve 2, is adapted to receive a bobbin B on its upper end and is provided with a friction wheel 4 at its lower end. The upper end of sleeve 2 is closed by a cap 21. In an inclined position, member 1 is disposed within the machine casing under a hinged cover 20. When member 1 is raised to the vertical position, the pins 12 become engaged with the inverted V-shaped ends of respective leaf springs 13 which thereby bias sleeve 2 downwards to engage wheel 4 with the handwheel 14 of the machine.
Patent GB-220591-A (GB)
Title: Processes for treating rubber latex and compositions and articles formed thereby
IPC: C08L7/02
Filed: 1923-12-10
Abstract: 220,591. American Rubber Co., (Assignees of Hopksinson, E., and Teague, M. C.). Aug. 18,1923, [Convention date]. Varnishes.-A composition for glazing articles moulded from compositions of rubber latex and compounding ingredients consists of 100 parts of 5 per cent rubber solution, 40 parts of sulphur, 25 parts of zinc oxide, 2 parts of tetramethylthiuramdisulphide, and 20 parts of ultramarine blue. Specification 196,881 is referred to.