baber/WOPTO huggingface dataset:
Patent GB-452935-A (GB)
Title: Improvements in or relating to gas burners
IPC: F16K5/10
Filed: 1935-04-04
Abstract: 452,935. Gas burners. BENHAM & SONS, Ltd., 66, Wigmore Street, and CLARKE, W. L., 100, Garratt Lane, Wandsworth, both in London. April 4, 1935, No. 10500. [Class 75 (i)] In a combined gas cock 2 and air-regulator 13, the fully open and closed positions of the cock are determined by a stop 21 co-operating with an arcuate recess in a disc 16 adjustable angularly for varying the extent of throttling of the air port. As shown, the disc 16 and a dial fitting 17 are secured to the cock body 1 by two screws 18 screwed into bosses 19 passing through elongated holes in the disc. In an intermediate position of the cock, the radial port 3 communicates with an auxiliary passage 11 for the admission of a limited supply of gas when lighting the burner. The handle 8 is provided with a pointer 9 showing the position of the cock on the dial 10. The latter may be provided on a plate on the front of a stove &c. through which the cock projects.
Patent GB-1147389-A (GB)
Title: Improvements in injection-mould assemblies
IPC: B29C37/00
Filed: 1967-03-07
Abstract: 1,147,389. Injection moulding footwear. COMPO SHOE MACHINERY CORP. 7 March, 1967 [8 March, 1966], No. 10552/67. Heading B5A. In an injection mould assembly for moulding footwear bottoms on to lasted uppers and comprising a split mould ring defining a peripheral edge of the shoe bottom, the split mould ring embodies two separable ring parts 20, 22 having at their confronting faces complementary grooves 28a, 28b which together form an injection passage extending partially through the ring, and a sprue channel 32 extending from the injection passage to the mould cavity and terminating at the interior surface of the ring. Upon relative movement of the ring parts 20, 22 and separation of the moulded article from the mould, the sprue piece is sheared cleanly from the article. In one example (Fig. 3) the sprue channel 32 is formed by a bore in one of the ring parts 20, 22. In a modification, Figs. 8, 9 (not shown), the sprue channel comprises a flat piece of metal rolled on itself to provide a tube (34) with an upstanding flange (36), the tube being removably secured by a screw (42) to one part (20) and being seated in grooves (38a), (38b) milled in the mating interfaces of the mould parts. In a further modification, Figs. 10, 11 (not shown), a seamless tube (46) with an upper longitudinal slot (46) forms the passage, a washer (48) with one side milled off, holding the tube by a screw (54) in the part (20).
Patent GB-509811-A (GB)
Title: Improvements relating to rolling mills
IPC: B21B39/20
Filed: 1938-04-06
Abstract: 509,811. Rolling. DEMAG AKT.-GES. April 6, 1938, No. 10599. Convention date, April 24, 1937. [Class 83 (iv)] Rolled bars from a threehigh mill are received in channels 5 or 6 provided with opening bottoms to drop the bars on to return feed rollers 4, the bottoms being designed to tilt the bars on edge by means of a fixed narrow ledge 10 co-operating with the downward opening of thewider bottom 9 pivoting about 11 so that the bars are tilted and glide quietly to the slope 20 or 21 and finally come to rest on edge on the feed rollers 4 between guide pockets 23. The pockets can then be moved sideways by handle 27 to bring the bars opposite the required return pass. The guide bottoms 9 are held in position by counterweights 14 and are swung open downwards by hand levers 17. The upper sloping edge of the plates 24 is less inclined to the horizontal than its inclined guiding surface 21 and one slope merges into the other so that the bar is received and slides down quietly.
Patent GB-992840-A (GB)
Title: Improvements in lawn mowers
Inventor: BJEREUS SVEN RAGNAR
IPC: A01D34/74
Filed: 1964-03-13
Abstract: 992,840. Rotary-scythe mowers. FLYMO A.B. March 13, 1964, No. 10649/64. Heading A1F. In a rotary-scythe mower the rotary blade 7 is made vertically adjustable relative to the mower casing 1 by mounting the blade on a sleeve 6, which is adjustable along the driving shaft 5 by the operation of a lever 13 extending through an opening 71 in a hood 1 forming the mower chassis. In Figs. 1 and 3 the motor 4 is bolted to a wheeled hood 1 through which the driving shaft 5 protrudes downwardly and is keyed to a sleeve 6 which carries the blade 7. The sleeve 6 is flanged at its upper end and is received in a yoke 12 carried by a lever 13 pivoted to the casing 1. The outer leg 14 of the lever terminates in a pedal 17 and co-operates with an arcuate member 18 having an adjustable stop 22, which sets the working position of the cutter the lever being spring-loaded into contact with the stop. In a modification (Fig. 5, not shown) the height-adjustment is shown applied to the machine described in Specification 929,610 where the hood is supported by an air-cushion.
Patent GB-730471-A (GB)
Title: Improvements relating to housings for measuring or indicating instruments
Inventor: BUTLER HOWARD
IPC: G04B37/08
Filed: 1952-04-28
Abstract: 730,471. Thermometer cases. BUTLER, Ltd., H. April 28, 1952, No. 10659/52. Class 97 (3). [Also in Groups XVIII, XIX and XXXVI] In a case for a measuring instrument, e.g. a vehicle instrument such as a temperature gauge, in which a movement is operatively associated with a dial and indicator assembly, the case comprising a frontal window and one or more additional light transmitting side wall portions so positioned as to permit light from an exterior source behind the plane of the window to illuminate the dial, the or each light transmitting portion is provided in a sealed inner housing and registers with one or more windows or apertures in an exterior protective casing. In the electrical instrument shown (see Group XXXVI), the inner housing comprises a cup-shaped body 14 of moulded plastic insulating material sealed through a rubber ring 21 to the glass window 20 so as to form a dust- and moisture-proof enclosure for the movement 10, dial 11 and pointer 13. The outer metal easing 25 comprises a rim portion 26 which receives the ring and glass and behind which engage lugs 27 of a securing bezel ring 28. The casing 25 and body 14 are secured together by studs 30 and nuts 32, the studs also supporting a U-member 33 which clamps the instrument in an aperture in panel 29. The body has a thin translucent portion 19 registering with arcuate casing apertures 35.
Patent GB-106777-A (GB)
IPC: F02F3/12
Abstract: 106,777. Buchanan, J. Dec. 1, 1916. Pistons, cooling.-In order to facilitate cooling, the head of the piston of an internal-combustion engine is faced with aluminium or aluminium alloy. The piston is made of cast iron, and the head is recessed and perforated to receive the facing G, which is cast in position. The gudgeon pin may be secured in the manner described in Specification 106,401. According to the Provisional Specification, the head is of reduced diameter and the aluminium is cast over it.
Patent GB-610924-A (GB)
Title: Improvements relating to stair carpet clips
IPC: A47G27/06
Filed: 1946-04-10
Abstract: 610,924. Stair carpet clips. PERRY BROS. (HALL GREEN), Ltd., and PERRY, E. S. April 10, 1946, No. 10949. [Class 52(v)] A carpet fastener comprises a bracket b secured to the tread and riser. of a stair and a clip a consisting of a sheet metal blank which is stamped to provide a tongue a<1> cranked at a<2> and provided at its end with a kinked part a<3> the blank and tongue being arched. A triangular part a<4> and ears a<5> are also formed on the clip.
Patent GB-705984-A (GB)
Title: Improvements in or relating to drain valves for compressed air tanks
IPC: F16T1/14
Filed: 1952-05-01
Abstract: 705,984. Valves. WILKERSON CORPORATION. May 1, 1952 [May 7, 1951], No. 10990/52. Class 135 A drain valve for a compressed air tank and adapted to be opened intermittently whereby sludge is blown out by tank pressure, comprises a body 7 attached to the tank 9 and having axially aligned closure members 37, 29 urged to their seats by springs 39, 32 respectively, and controlling a drain passage 35, 28. Air under pressure is intermittently admitted via an inlet 40 to a chamber 13 to raise a diaphragm 11 against a spring 20 thereby compressing air in a chamber 14 to raise a diaphragm 12 and hence the closure member 29 which, with lost motion, raises member 37. Air in the chamber 14 leaks to atmosphere through an adjustable bleed valve 25 whereby the members 28, 27 will regain their seats after an interval of time determined by the setting of valve 25. When the pressure is removed from chamber 13 the spring 20 lowers diaphragm 11 and air is drawn into chamber 14 through valve 25 and also through check valve 24.
Patent GB-1159411-A (GB)
Title: Double Plug-in Bus Duct
Inventor: JORGENSEN GEORGE NELS
IPC: H02G5/08
Filed: 1965-08-14
Abstract: 1,159,411. Two-part couplings; bus-bars. SQUARE D CO. 27 July, 1966 [14 Aug., 1965], No. 11020/68. Divided out of 1,143,601. Headings H2C and H2E. [Also in Division H1] A double bus-bar conduit comprises two parallel housings 61, 62 secured together adjacent their ends and containing flat conductors 32, the conductors of one housing being interconnected with corresponding ones of the other by a joint structure disposed between the ends of the conduit. As described, each housing has corrugated side walls to support the conductors 32, and recurring door and frame assemblies 22 affording access for plugs to contact bared portions of the conductors 32, insulating inserts 36 being carried by the frames 22. The joint structure comprises splice plates 68 and insulating plates 70, 71 clamped together and to the conductors 32 by spring washers 76 and spacers 77, 78 on a bolt 72 which extends between tie plates 82 screwed 38 between the housings. Vertical scalloped plates 84 enclose the longitudinal sides of the joint between the housings. The ends of the two housings are connected together by tie plates (64) (Fig. 2, not shown) and vertical plates 84 and the ends of the conductors are arranged for interconnection with an identical conduit section, the interconnections being covered by upper, lower and side plates (40), (41), (44), (45) and (50) respectively.
Patent GB-1504651-A (GB)
Title: Phosphonates
IPC: C07F9/40
Filed: 1976-03-19
Abstract: 1504651 Treating water MONSANTO CO 19 March 1976 [20 March 1975] 11099/76 Heading C1C [Also in Division C2] As scale- and corrosion-inhibitors and sequestrants and threshold agents (e.g. for Ca ions in aqueous media), there are used novel compounds of formula where each M is independently selected from hydrogen, metal, ammonium and substituted ammonium ions.
Patent GB-806305-A (GB)
Title: Improvements in transducing devices
IPC: H04R11/00
Filed: 1955-04-18
Abstract: 806,305. Sound-receiving and transmitting devices. INDUSTRIAL RESEARCH PRODUCTS Inc. April 18, 1955 [June 14, 1954], No. 11100/55. Class 40 (4). In a balanced armature type of transducer in which a reed armature 44, Fig. 7, carrying a coil 46 is centrally secured at one end in an air gap 30 between one pair of polepieces 16, 24 of opposite polarity, while its other end is free to vibrate in an air gap 28 between a second pair of polepieces 14, 22, the varying flux arising from movement of the armature is shunted away from the high reluctance magnetic circuit, including a permanent magnet 10 by magnetic bars 36, 38 of low reluctance material which extend between polepieces of the same polarity. The armature is secured in the air gap 30 between dielectric spacers 40, 42 and is coupled to a diaphragm 50 by linkage 48, so that the arrangement may be used as a microphone or loud-speaker. To avoid flux leakage between the magnetic shunt bars 36, 38, the arrangement shown in Fig. 8 may be used in which shunt bars 90, 91 conform with the shape of the polepiece assemblies 92, 93 and are slightly spaced therefrom by a dielec. tric coating 88. Alternatively, as shown in Fig. 1, the shunt bars 110, 130 may project away from the armature 114 in the opposite direction to the polepiece assemblies to form a ring-like structure which provides adequate screening from external magnetic fields. Only one polepiece assembly 132 is shown, the other being omitted to reveal the permanent magnet 126. Constructional details of a microphone employing the Fig. 1 magnetic structure and suitable for use in a hearing aid, are shown in Fig. 2, features of interest including dielectric spacers 112, 122 which centrally locate the armature 114 in one air gap and a dielectric spacer 124 of the same total thickness which determines the other air gap. The magnetic structure and a bulkhead 138 are secured together by screws 146, 148 which engage tapped holes 106, 108 in polepiece assembly 104 and pass through clearance holes in the intermediate components. The magnet 126 is secured between the polepiece assemblies by an adhesive. The complete unit is mounted with a diaphragm 152 in a casing comprising parts 158 and 160, an adhesive again being used to secure the armature linkage 118 to the diaphragm.
Patent GB-1549092-A (GB)
Title: Bearing cartridge
IPC: F16C35/067
Filed: 1977-03-16
Abstract: A bearing cartridge of integral construction comprising inner and outer races with sets of rollers therebetween and with an outer cylindrical configuration insertable and removable, as an integral unit, in and from a cylindrical opening in a housing or pillow block.
Patent GB-513990-A (GB)
Title: Improvements in windows having sliding-tilting sashes
IPC: E06B3/50
Filed: 1938-04-13
Abstract: 513,990. Window fastenings. GARDELLA, O., and MAGNANI, E., [trading as GARDELLA & CO., O.]. April 13, 1938, No. 11327. Convention date, April 13, 1937. [Class 44] [Also in Group X] A combined latch and lifting-device for the sliding and tilting lower sash 2 of a window comprises two hooks 18, 19 pivoted to the sash and operated by a lifting knob 10, also hinged to the sash. A spring 17 re-engages the hooks with the fixed plate 20 when the window is closed.
Patent GB-1407659-A (GB)
Title: Hair fixing composition
IPC: A61K8/00
Filed: 1973-03-09
Abstract: 1407659 Polymer solutions and hair treatment compositions thereof NATIONAL STARCH & CHEMICAL CORP 9 March 1973 [14 April 1972] 11450/73 Heading C3P [Also in Divisions A5 and C4] A hair fixing composition comprises a solution or dispersion in a solvent selected from an organic solvent, water and a mixture thereof, of an interpolymer containing (1) 30-60 wt. per cent of units derived from an N-substituted C 2-12  alkyl acrylamide or -methacrylamide; (2) 10-20 wt. per cent of units of an acidic comonomer having at least one available carboxyl group and (3) 20-55 wt. per cent of units of at least one copolymerizable comonomer selected from C 1-12  alkyl acrylates and methacrylates, hydroxyalkyl(meth)acrylates, primary-, secondary-, tertiary-, and quaternary amino-acrylates and methacrylates, vinyl acetate, vinyl propionate, diacetone acrylamide, styrene and alpha methyl styrene, the percentages totalling 100; said polymer being present in an amount of from 0À25-7 wt. per cent of the composition. In examples the following copolymers are prepared by solution polymerization: (1) copoly-(N-t.-octyl acrylamide/acrylic acid / methylacrylate), (2) copoly - (N - t.- butylacrylamide / acrylic acid / t. - butylmethacrylate); (3) N - t. - octyl acrylamide / methacrylic acid/methylmethacrylate/methyl acrylate / hydroxypropylmethacrylate / diethylamino ethylmethacrylate copolymer; (4) N-t.- octyl methacrylamide / crotonic acid / methyl acrylate / hydroxypropyl methacrylate / diacetone acrylamide copolymer; (5) N-t.-butyl acrylamide / methacrylic acid / methylmethacrylate / hydroxypropyl methacrylate / t.- butylaminoethyl methacrylate copolymer; (6) N - t. - octyl acrylamide / acrylic acid / methylmethacrylate / hydroxypropyl methacrylate /t.- butylaminoethyl methacrylate copolymer; (7) N - dodecyl acrylamide / acrylic acid / methyl methacrylate copolymer and (8) N-dodecyl acrylamide / maleic acid / methyl acrylate/ hydroxypropyl acrylate / styrene copolymer. Aerosols are formed from (a) polymer (1), 2- amino-2-methyl propanol, perfume, a polysiloxane, ethanol and a propellant; (b) as (a) but replacing the polysiloxane with a hydrolysed protein; and (c), polymer (6), perfume, ethoxylated lanolin, ethanol and a propellant. Wave setting lotions comprise polymer (1) and 2-amino-2-methyl propanol and water, ethanol or water and ethanol.
Patent GB-114707-A (GB)
IPC: G03B19/04
Abstract: 114,707. Houghton, R. May 30, 1917. Cameras, roll-film; roll spools.- To enable the used portion of a film to be removed from a roll film camera, the latter is provided with a clamp adapted to engage the film and backing- paper at any desired point so that these may be severed on the wind-off side of the clamp, the used portion of the film removed, and connexion made between the wind-off device and the film by means of a fabric or other flexible means. Fig. 2 shows the ordinary spool 32 in position and a substitute spool 27 attached by fabric 23 to a clamp comprising a curved strip of metal 13, shown in longitudinal section in Fig. 4 and a bar 17. These two members of the clamp are hinged together at 18 and may be locked in closed position by a spring-bolt 19. The length of the fabric 23 is such that, when wound on the spool 27, the clamp will fall into a recess in the spindle 26. When a certain portion of the film 31 has been exposed and wound on the take-up spool 32, the cover of the camera is removed, bolt 19 released, member 17 swung out and passed under the film between rollers 11, 12, the clamp closed, the edge of a knife passed across the film near roller 12 so that the used film may be removed and the substitute spool used for taking up a further portion.
Patent GB-551586-A (GB)
Title: Improvements relating to machines for pressing hops, hay, grass, straw, and other like agricultural or horticultural products
IPC: A01F15/04
Filed: 1941-09-08
Abstract: 551,586. Mechanical presses. LEWIS, C. H. Sept. 8, 1941, No. 11480. [Class 87 (ii)] [Also in Group XVII] Relates to a device for actuating mechanically the platen of a machine for pressing hops &c. According to the invention, the platen is connected to a driving-shaft by either of two transmission wheels which rotate in opposite directions, hand-operated means being provided to enable the driving-shaft to be connected to one or other of the transmission wheels. The mechanism comprises a shaft c on which is keyed a small gear wheel d, Fig. 3, through which motion can be imparted to the platen of the press. Secured to the shaft c is a transmission wheel f having a V-shaped groove in its rim, and also a pinion p which is in engagement with another pinion p<SP>1</SP> on a parallel shaft n to which a second transmission wheel m is secured. A shaft h, Fig. 1, is carried at the lower end of a pair of links i which are pivoted at their upper ends to the frame and can be swung about their pivots by a lever q operable by the machine attendant. Secured to the shaft h is a driving wheel k, which is driven by a chain or belt w from a motor v, and two pulleys g, j, which are adapted to drive the wheels f, m, respectively, by friction. When the lever q is in its central position, the pulleys g, j, are disengaged from the transmission wheels f, m, but by moving the lever one or other of the pulleys is brought into contact with one of the wheels f, m, thus driving the shaft c in either direction as required. When the lever q is in its mid position, a pivoted brake 2 'engages the groove in the wheel f. The brake is connected by links 3, 4, with a pivoted lever 5 which is upheld by a spring 6 to apply the brake. A pair of abutments 7 on the lower end of a link i engages the lever 5, and they move the lever to take off the brake when the links i are moved to drive the press platen. The brake is operated also by a lever 10 when the platen approaches its uppermost position. A counting device 12 may be provided for indicating the number of times the press is actuated.
Patent GB-378877-A (GB)
Title: Improvements relating to electric current limiting devices
IPC: H01C7/13
Filed: 1931-04-17
Abstract: 378,877. Variable resistances. SIEMENS ELECTRIC LAMPS & SUPPLIES, Ltd., Caxton House, Tothill Street, London, and ALDINGTON, J. N., of Siemens Electric Lamps & Supplies, Dock Road, Preston. April 17, 1931, No. 11495. [Class 37.] A ballast resistance of the kind comprising a wire filament in hydrogen or inert gas is constructed so that as the temperature of the filament increases a reduction in the average density of the gas adjacent the filament occurs. In one construction the envelope comprises two bulbs connected by a tube having a restricted bore, the filament being mounted in one of the bulbs. A single bulb having a mica disc slightly smaller in diameter than the inside diameter of the bulb may be employed, the mica being secured to a glass stem. The bulb thus comprises two compartments, the filament or filaments being located on one side of the mica disc.
Patent GB-498986-A (GB)
Title: Improvements in or relating to electric current converters
IPC: H02M7/54
Filed: 1938-04-14
Abstract: 498,986. Converting. SUDDEUTSCHE APPARATE-FABRIK GES. April 14, 1938, No. 11549. Convention date, May 14, 1937. [Class 38 (ii)] In an arrangement for converting D.C. to A.C., current is supplied from the D.C. circuit to the centre tapped primary P of a transformer T through two variable resistances h, h<1> arranged on either side of an armature e which is mounted between the poles of an electromagnet N S. The armature is energized by a winding f supplied from the secondary S through a condenser K which may be varied to alter the operating frequency. The resistances h, h<1> are formed from carbon discs and are mounted between springy supports i, i<1> which may be given a slight bias to one side to ensure starting. The electromagnet N S may be replaced by a permanent magnet.
Patent GB-1298367-A (GB)
Title: Improvements in and relating to an insulated tube
IPC: F16L59/14
Filed: 1970-03-11
Abstract: 1298367 Insulated pipes INDUSTRIELE ONDERNEMING WAVIN NV 11 March 1970 [13 March 1969] 11573/70 Heading F2P A composite tube comprises an outer tube 1 of fibre reinforced thermosetting resin provided on its inner surface with a heat insulating foam plastics layer 2 and a protective finishing layer 3. The insulating and protective layers are preferably of the same plastics material, in particular a polyurethane which is resistant to temperatures above 120‹ C. Reinforcing materials such as polyester fibres, polyethylene foils and filaments and coarse meshed glass fibre tissues are incorporated in the insulating and preferably also the protective layers to inhibit thermal cracking. In the embodiment shown the tube 1 is of glass fibre reinforced polyester and therein forcing layer 2c separates soft and hard foam layers 2a, 2b. The composite tube may be built up on a cold core, which inhibits expansion of the foam adjacent to it to produce the protective layer.