baber/WOPTO huggingface dataset:
Patent GB-899763-A (GB)
Title: A method for manufacturing paper from fibres of polymerized polymethylene terephthalate, and the product thus obtained
Filed: 1960-07-27
Abstract: 899,763. Paper made from synthetic fibres. ONDERZOEKINGSINSTITUUT RESEARCH N.V. July 27, 1960 [Aug. 1, 1959], No. 26157/60. Class 96. Paper is made -from a suspension of fibres of polymethylene-, e.g. polyethylene - terephthalate of viscosity 1.5 to 15 cp., the number of fibres per litre (N) not exceeding p/Lq where p=54x 10<SP>6</SP>, q=2.46, and L=the fibre length or average fibre length in mms. Polyvinyl alcohol or carboxymethyl cellulose may be included as a dispersing agent. The fibres may first be cleaned with ammonium hydroxide, or sodium hydroxide, -borate, -carbonate, -phosphate, -sulphide, -silicate, or -hypochlorite and a wetting-agent. L may be 1¢ to 3¢ mm. and N may be (3, or 9.8) x 10<SP>6</SP>.
Patent GB-992247-A (GB)
Title: Improvements in or relating to drier drums for papermaking machines
IPC: C22C9/01
Filed: 1961-07-19
Abstract: A bronze comprises 5 - 8% of aluminium, 0.05-4% of iron, 0.01-5% of nickel, 0.01-5% of manganese, 0.01-2% of tin, and 0.01-5% of zinc, the balance being copper.  It may be welded using an alloy of similar composition but greater aluminium content, say 8-11%, to compensate for losses of this metal during welding.
Patent GB-716406-A (GB)
Title: Improvements in and relating to filament lamps
Inventor: WRIGHT JOHN WILLOUGHBY THOMAS
IPC: H01K1/32
Filed: 1952-10-20
Abstract: 716,406. Electric incandescent lamps. BRITISH THOMSON-HOUSTON CO., Ltd. Sept. 14, 1953 [Oct. 20, 1952], No. 26253/52. Class 39 (2) In an electric incandescent lamp comprising a metal collar 1 adapted to be sealed to a reflector, a base portion 2 located within and hermetically sealed to the collar, and filament-supporting leading in wires insulatingly sealed through the base portion and extending outwardly of the lamp, the inner surface of the base portion is treated so as to provide a reflecting surface. In the example a metal base portion 2 located within and either integral with or sealed to a metal collar 1 is of parabolic form and supports four leading-in wires 3-6 which are sealed therein by individual glass globules 7-10 respectively. Two filaments 11 and 12 mounted on the respective pairs of leading-in wires are so positioned relative to the collar 1 that they are positioned in a predetermined manner relative to a reflector sealed subsequently to the collar. The filament-supporting leads may be made of nickel, or an alloy of nickel and iron, or nickel-plated copper or iron, and their outer ends 13 may be connected finally to contact pins on a base or may themselves serve as contact pins. The concave parabolic surface 14 may be rendered reflecting by any known " silvering " process or, if made of metal may be highly polished. The open neck 15 of a glass bulb or envelope may be sealed to the collar 1 either directly or by a suitable solder glass. In a modification, Fig. 2 (not shown), the metal collar 1 is of inverted dished form. Specification 698,465 is referred to.
Patent GB-851633-A (GB)
Title: Improvements in turret lathes
IPC: B23B3/16
Filed: 1958-08-15
Abstract: 851,633. Turret lathes. LEINEN, G., and'LEINEN, G., [trading as BOLEY & LEINEN]. Aug. 15, 1958 [Aug. 26, 1957], No. 26277/58. Class 83 (3). A lathe comprises a rotatable disc-turret 2 supporting tools 3 engaging the work 5 from below, a rotatable and axially-movable shaft 10, parallel to the lathe spindle S; for supporting the turret, and a support 6 on an arm 7 for supporting the tools against the cutting reaction and guiding them. The arm 7 is rotatable in a slide 28, Fig. 9, movable transversely of spindle S in ways on a member 30 mounted on the machineframe 31 adjacent the front of the spindlehead H. Clamping-rings 32 between the arm and slide are compressed by collars 40, 41, operated by an eccentric 39 on a knob 36 to clamp the arm. The slide is traversed by a shaft 43, Fig. 7, connected to the slide by levers 44, 46, the upper bifurcated end of lever 46 engaging a pin 53, Fig. 11, in a member 49 connected to the slide and slidable in a recess 29<11> in member 30. An adjustable stop 54 limits sliding, and a clamping-gib 48, Fig. 10, in member 30 and operated by an eccentric 56<1>, secures the slide after adjustment. An arm 4, Fig. 2, supports the turret 2 from shaft 10, which is rotatable to swing the tools into engagement with the work and an adjustable turret-stop 6<1> into engagement with the flat underside of guide 6, a shaft 14 indexing the turret. Rotation of shaft 10 is by a lever 27, Fig. 4, on a pivot 26 at one end of a cylinder 20 formed with a track 25 engaged by a roll 24 mounted on the end 10<1> of shaft 10. The ends of the shaft act as pistons, which are loose fits in their respective cylinders 20 and are displaceable by fluid, e.g. oil, under pressure, which may also bias lever 27 into operative position. The angular adjustment of guide 6 permits conical machining. Toolspindles 9 in a holder or turret 8, indexable about an axis 17, are also moved axially by axial movement of shaft 10. The holder 8 is carried by a support 16, through which passes shaft 10, the shaft displacing axially but not rotating the support. Chips fall through an opening in the bed.
Patent GB-268243-A (GB)
Title: Calculator for readily determining the relationship between wavelength, inductance and capacity in electrical circuits
IPC: H03J1/04
Filed: 1926-10-22
Abstract: 268,243. Haynes, F. H. Oct. 22, 1926. Slide-rules. - The relationship between wave-length, inductance and capacity is represented by relatively movable logarithmic scales applied to a circular slide-rule or the adjusting dial of a condenser. The sliderule illustrated in Fig. 1 comprises a base carrying two concentric discs bearing wave-length and inductance scales, pointers being provided to read against these scales and the scale of capacities marked on the base. Other scales of equivalents such as transmitting stations, coil numbers, and condenser dial calibrations may be added. Fig. 2 shows the application to the setting-dial G of a condenser constructed of plates shaped to provide capacities varying logarithmically. Adjustably attached to the dial is an annular scale M of wavelengths readable against a stationary pointer L. The receiving-set having been tuned in, the scale M is set for the known wave-length and secured to the dial G so that for other transmissions the corresponding wave-lengths may be read directly. The inductance is shown on a scale N by a pointer P.
Patent GB-361023-A (GB)
Title: Improvements relating to presses for tennis and like racquets
IPC: A63B60/44
Filed: 1930-09-04
Abstract: 361,023. Racket presses. GATES, F. P., 188, Brixton Road, Brixton, London. Sept. 4, 1930, No. 26396. [Class 132 (ii).] The invention relate to racket presses com prising two member which are drawn to gether by lever mechan isms operated by a single actuating device an( consists in forming the members as quadri lateral frame-like struc tures. The upper par of the press comprise: two box-like members 1 connected by stays 2 and the lower part is constructed from channel-shaped members 3 also connected by stays. Secured to the members 3 are posts 4 surrounded by compression springs 6 and projecting into the box-like members 1. Within each of the members 1 is a pair of levers 9 engaging the posts 4 and underlying a cam or crank fixed at each end of a hand-lever 11. By moving this hand-lever through 180‹ the inner ends of the levers 9 are pushed down and the two parts of the press drawn together. In a modification, the levers 9 are pivoted on pins upstanding from the base of the members 1 and, instead of overlapping at their inner ends, are connected by a bridge-piece upon which bears the cam operated by the handle 11.
Patent GB-638650-A (GB)
Title: Improvements in stitch cams for circular knitting machines
IPC: D04B15/32
Filed: 1947-09-30
Abstract: 638,650. Knitting - machines. SCOT & WILLIAMS, Inc. Sept. 30, 1947, No. 26401. Convention date, Oct. 3, 1946. [Class 74 (ii)] A stitch-drawing cam of a circular machine is formed with its needle lowering face comprising two straight portions 3a, 3c connected by an intermediate curved portion 3b. The curved portion decreases the rate of descent of the needles and is operative at the commencement of the closing of the latches and ensures the latches engaging the hooks of the needle during the casting-off motion. The lower straight portion 3c may be of greater inclination to the horizontal than the upper portion 3a so that the speed of lowering the needle is greater on the lower than on the upper portion.
Patent GB-1274595-A (GB)
Title: Esters of chrysanthemic acid
IPC: A01N53/04
Filed: 1970-06-01
Abstract: 1,274,595. Chrysanthemic acid esters. SANKYO CO. Ltd. 1 June, 1970 [2 June, 1969; 16 Aug., 1969], No. 26407/70. Heading C2C. Novel 2,3 - dihydro - 3 - benzofuranyl esters of chrysanthemic acid having the general formula wherein R 1 , R 2  and R 3  are hydrogen or halogen atoms or (C 1 -C 5 ) alkyl groups are prepared by reacting a 2,3-dihydro-3-benzofuranol derivative having the formula with chrysanthemic acid or an anhydride, halogenide or (C 1 -C 5 ) alkyl ester thereof. When a chrysanthemic acid halide is used, the reaction is preferably carried out at room temperature in the absence or presence of an inert solvent such as benzene or toluene with the addition of an organic base such as pyridine or triethylamine or a weakly basic inorganic salt such as K 2 CO 3  as an acid binding agent. When chrysanthemic acid itself is used, the reaction is preferably carried out under reflux in an inert solvent in the presence of a dehydrating catalyst such as H 2 SO 4  or p-toluene sulphonic acid while the water produced is distilled off, or, alternatively, the reactants are heated under reflux in said solvent in the presence of tosyl chloride and an organic base. When an alkyl ester of chrysanthemic acid is used, the reactants are preferably heated in the presence of a transesterification catalyst such as sodium methylate and the alcohol distilled off. When the anhydride is used, the reaction is preferably carried out by heating under reflux in an inert solvent. The novel compounds possess insecticidal properties.
Patent GB-294401-A (GB)
Title: A delivery roller for agricultural artificial-manure spreading and sowing machines
IPC: A01C15/16
Filed: 1927-10-06
Abstract: 294,401. P÷ppelmann, H. Oct. 6, 1927. Rollers.-A delivery roller for manure spread- and sowing machines consists of wooden bars c carried by metal discs b, b<1>, d provided with ventilation openings f, the two end discs b, b<1> being rigidly connected to the journals a for the travelling wheels. The bars e extend the full length of the roller and fit into radial slots in the discs b, b', d. Shorter wedge-shaped bars e fill the spaces between them. The discs b, b<1> are rigidly connected to a central tube.
Patent GB-519029-A (GB)
Title: An improved outdoor chicken brooder
IPC: A01K31/19
Filed: 1938-09-12
Abstract: 519,029. Rearing-appliances. McMASTER, D. Sept. 12, 1938, No. 26539. [Class 5 (ii)] An outdoor brooder for chickens &c. has separate heating and brooding chambers 2, 1 divided by a common inclined heater wall 5, and separate ventilation systems for the two chambers. The sides and door of the heating chamber which has an oil lamp 16 are formed as double walls. Air for the lamp enters beneath the outer walls and passes through openings 15a in the inner walls. The used air passes through openings 17 into the spaces between the walls and is exhausted through openings 19 in the outer walls. The door of the heating chamber has inspection openings adapted to be closed by slides arranged between its walls and a window 24 is provided in the wall 5. A canopy 13 extends from the heating chamber into the brooder and conserves the heat. The roof space above the chamber 2 is used for accommodating chickens. The brooder chamber 1 is provided with a sliding droppings tray 29 beneath a sliding floor 28. Fresh air enters beneath a baffle through openings 30 adapted to be adjusted by a perforated slide, and leaves through a baffled outlet 33, 34. Pivoted roof members 12, 38, an outlet closed by a pivoted flap 36, a front door 37, and a window 39 are provided. The Provisional Specification states that the chicks may have access to the brooder by a small folding ladder.
Patent GB-1486967-A (GB)
Title: Telescopic rods
IPC: F16B7/14
Filed: 1976-01-19
Abstract: 1486967 Telescopic curtain rods CROYDEX CO Ltd 19 Jan 1976 [23 June 1975] 26596/75 Heading E1E A telescopic curtain rod comprises an outer tube 2, inner member 1 each having a substantially elliptical cross section so that when they are relatively rotated they are releasably jammed together. The inner member 1 may be a tube or a solid rod. The outer ends of the telescopic rod may be provided with suction pads for engagement on walls between which the rod extends, and it is made of aluminium.
Patent GB-916777-A (GB)
Title: Improvements in or relating to the production of laminated sheet material
Inventor: VYSE BRIAN
IPC: B32B15/08
Filed: 1959-08-04
Abstract: Compositions used as laminating adhesives comprise a major proportion of a vinyl chloride and/or acetate resin and, as a temporary plasticizer therefor, an epoxide resin together with a curing agent for the epoxide resin, with or without a plasticizer for the vinyl resin.  The vinyl chloride and/or acetate resin may be a polyvinyl acetate emulsion, polyvinyl chloride, vinyl-chloride-vinyl acetate copolymer or a vinyl chloride-vinyl acetate-maleic acid terpolymer. The preferred epoxide resin is a glycidyl ether of a polyhydric phenol.  Ethers made by the epoxidation of unsaturated compounds containing a plurality of double bonds, e.g. soya bean oil and drying alkyd resins may also be used.  Other resinous or rubbery materials, e.g. chlorinated rubber, butadieneacrylonitrile rubber and phenol-aldehyde resins, may be present.  Curing agents for the epoxide are of conventional type provided that they do not have a strong odour, that they do not corrode metal foils, or other components of the laminates, and that they are effective at room temperature.  Representative of specified curing agents are hexamethylene tetramine and meta-phenylene diamine and phthalic, and maleic, anhydrides.  The preferred curing agent is based on an aniline-formaldehyde resin. Dioctyl phthalate is specified as a vinyl resin plasticizer.  The composition may be dissolved or dispersed in a volatile liquid. In examples the following compositions are made by admixing a p  solution of an aniline-formaldehyde resin in methyl ethyl ketone with (1) a solution of a vinyl chloride/polyvinyl acetate copolymer, a hydrogenated rosin, an epoxide resin and polypropylene adipate in a mixture of methyl ethyl and methyl isobutyl ketones and (2) an aqueous emulsion of a vinyl acetate polymer, dibutyl phthalate and an epoxide resin.
Patent GB-841855-A (GB)
Title: Improvements in the extraction of salts
IPC: C07F15/02
Filed: 1956-09-03
Abstract: Salts in which the anion contains a transition metal or a Group IB metal are recovered from aqueous solutions as metal amine complexes by reacting said aqueous salt solution with an alkylamine or arylamine or corresponding ammonium salt or quaternary ammonium salt or quaternary ammonium base to form an alkylammonium or arylammonium metal complex and removing the complex thus formed by extraction with a solvent which is at least partly immiscible with water.  Suitable solvents are chloroform, ether, esters (e.g. ethyl acetate) and alcohols (e.g. amyl alcohol).  Anions specified are palladium tetraiodide, osmiate, ferrocyanide, ferricyanide, cobalticyanide, platinium hexochloride, silver thiosulphate, and gold tetrachloride. Specified amine complexing agents are mono-, di- and tri-n-butylamine, triamylamine, octylamine, trioctylamine, laurylamine, tri-n-propylamine, dicyclohexylamine, N:N-diethylaniline, cetyldimethylamine and salts thereof, tetra-n-butylammoniumhydroxide and cetyltrimethylammonium salts.
Patent GB-211833-A (GB)
Title: Improvements in apparatus for cutting a web of paper into sheets
IPC: B26D9/00
Filed: 1923-10-26
Abstract: 211,833. Ryberg, A. E. Feb. 23, 1923, [Convention date]. Cutting and severing machines.-In a method of and means for cutting a continuous web of paper into sheets, the web 1 is cut longitudinally by disc cutters, into strips of widths equal to the length and breadth of the required sheet, and the strips are then wound on to cutting reels 4, 2 mounted on separate shafts 8, 7 independently driven through belts 6, 5. The reels are provided with adjustable radial rods 3 of known kind which allow the circumferences of the reels to be adjusted so that, in the case of the strips of width equal to length of the sheets, the circumference is a multiple of the breadth of the sheet, and of the length of the sheet when the width of the strip equals the breadth of the sheet. When about five hundred windings are on the reels the former are cut through axially of the reel and the resulting sheets are transferred to a cutting table and subdivided into sheets of the required size.
Patent GB-477479-A (GB)
Title: Improvements in machines for winding yarns or threads or the like on to paper tubes or cones or other bodies
IPC: B65H54/74
Filed: 1936-10-03
Abstract: 477,479. Winding yarns &c. HOLT, Ltd., T., HOLT, H., and BRIERLEY, E. Oct. 3, 1936, No. 26844. [Class 120 (ii)] In a yarn or thread winding machine of the kind wherein the spindle is geared with the traverse mechanism and a guide frame moved by the package controls mechanism for varying the spindlespeed to maintain a constant linear speed of winding, such as described in Specification 448,079, axial movement of a friction driving-roller 13 across a friction disc 14 on the winding-spindle is effected by a bracket 37, which is slid along guides 35, 36 carried by a fixed bracket 34 by means of a screw 39 rotated by a one-way clutch operated by impact of a part of the traverse mechanism. The bracket 37 is coupled by a lever 59, shaft 29 and arm 30 with a casing carrying the roller 13. The screw 39 is rotated by means of friction or other ratchet gear carried by a bracket 49, which is engaged at each traverse by a pin 62, Fig. 4, projecting from the traverse carriage and is retracted by a spring 47. The movement of the friction roller 13 is periodically interrupted by the engagement of a cam surface 51 on the bracket 49 with a cam 23, Fig. 7, on the framework, whereby the bracket is removed from the range of movement of the pin 62. The screw. engages a nut carried by a pivoted arm 53, or a pair of arms, and, upon completion of winding, the nut is removed and the screw with the bracket 37 is retracted until the brackets 34, 37 abut in the initial position.
Patent GB-1124435-A (GB)
Title: Dispersoid titanium and titanium-base alloys
IPC: B22F9/06
Filed: 1967-06-09
Abstract: Fire powders of Ti or Ti base alloys are made by melting the Ti or Ti base alloy with B, Ce, S or Th, or a compound thereof, to produce a homogeneous molten alloy which is then chill cast (e.g. by spraying into a cold chamber or by splashing a thin stream of the molten alloy against a cold surface) to produce the powder with a sub-micron dispersion of the additive contained in the metal.  The powders may be consolidated by heat and pressure to form an article which may then be further consolidated by plastic deformation.
Patent GB-843445-A (GB)
Title: Improvements in or relating to electro-mechanical transducers
Inventor: AXELROD ALBERT
IPC: H02K33/18
Filed: 1956-09-03
Abstract: 843,445. Variable capacitors. VAN NORMAN INDUSTRIES Inc. Sept. 3, 1956, No. 26870/56. Class 37. In a transportable electro-mechanically driven cyclically variable capacitor for producing a sweep frequency in an electric oscillator circuit, Fig. 1 (not shown), condenser electrode 15 attached to a shaft 11 is driven by a reciprocating motor e.g. a moving coil arrangement 14, so that it vibrates in the longitudinal direction of the shaft with respect to a fixed electrode (not shown), counter balancing masses 22, 23 arranged symmetrically about the shaft and coupled at least to two diametrical points on the vibrating assembly so as to move under the control of the driving motor but in a substantially opposite momentary direction, being provided to counteract external forces due to movement. The coupling between the motor and the counferbalancing masses may be by wires or ribbons 18-21 around pulleys 28-31 and both the vibrating masses may slide in bearings or be mounted as in Figs. 8-11 (not shown) on shafts secured at their ends to the free portion of a leaf spring. The pulleys 28-31 may have jewelled bearings or may have wedge shaped pivots allowing the desired movement. The masses are positioned by control springs 32 321 on shaft 11 and the counterbalancing masses are connected together by a ring 33.
Patent GB-375154-A (GB)
Title: Improvements in or relating to caps for bottles and the like
IPC: B65D41/14
Filed: 1931-09-26
Abstract: 375,154. Capsules for milk bottles. KLIST, F. J., 1108, East Genesee Street, Syracuse, New York, U.S.A. Sept. 26, 1931, No. 26892. [Class 125 (iii).] A paper cap for use with milk bottles &c. comprises a central portion 3, and a plaited skirt portion 4 the lower edge of which is turned inwardly on itself, to maintain the plaits in the folded position, and to prevent removal of the cap without distortion thereof.
Patent GB-224897-A (GB)
Title: Improvements in or relating to combing machines
IPC: D01G19/26
Filed: 1924-11-11
Abstract: 224,897. Alsatian Machine Works, Ltd., (Assignees of Tunstall, H.). Nov. 14, 1923, [Convention date]. Combing-machines.-In a Heilmann combing- machine of the kind described in Specification 133,683, and having means for rocking the pendulum arm 12 of the kind described in Specification 174,091 the movement of the top comb 48 is obtained from the arms 32, to which are also connected the nipper frames, which arms are rocked by bowls 37 on arms on the shaft 13. A link 140 connects the arm 32 and an arm 141 loose on a shaft 142. A plate 144 is secured to the shaft 142 and the arm 141 is adjusted relatively to it and clamped in position by screws 146 engaging the edges of the arm 141. A bolt 148 working in a slot 147 secures the two together. The shaft 142 also carries arms 151 to which are adjustably attached frames 152 carrying the comb 48. The forward ends of the frames rest on bowls 153 to secure a horizontal movement. The comb 48 is adjustably mounted on pivots 154 and secured by bolts 156. The pendulum arm 12 is loose on the shaft 13 and is adjustably clamped by screws 15 to a plate 14 fixed on the shaft, a bolt 12<1> working in a slot 14<1> securing the two parts together. The crank pin 10 is carried by a block 10<a> adjustable by a screw 9<b> along a housing 9<a> on the crank disc 9. The device may be applied to a single. sided or a double-sided machine.