baber/WOPTO huggingface dataset:
Patent GB-992633-A (GB)
Title: Improvements in or relating to roller vane pumps
Inventor: MARSHALL CLIVE DUDLEY
IPC: F04C2/344
Filed: 1961-04-08
Abstract: 992,633. Rotary pumps. DRUM ENGINEERING CO. Ltd. March 23, 1962 [April 8, 1961], No.12743/61. Heading F1F. A rotary pump comprises a rotor 10 mounted eccentrically within a casing and rollers 19 mounted in slots in the rotor. The rotor is mounted between two end plates 13 (Figs. 4 and 5), the sides facing the rotor (Fig. 4) having an arcuate channel 22 passing through the outlet region 18 of the pump and an arcuate channel 23 in the inlet region 17. These channels, which extend through over 180 degrees and less than 90 degrees respectively, communicate with the slots under the rollers, and with the outlet and inlet through bores 25, 26 and 29, 30 respectively and channels 27, 31 in the opposite sides of the end plates. Recesses 40 are also formed in the leading wall of each slot, and extend over part of the axial length of the rotor, to balance the pressures inside and outside the slots. These recesses may be replaced by bores.
Patent GB-667922-A (GB)
Title: Improvements in stretchers and lifters for invalids
IPC: A61G1/017
Filed: 1950-05-22
Abstract: 667,922. Stretchers. LEVINGSTON. I. F. May 22..1950 [July 21, 1949], No. 12757/50. Class 108(i) A stretcher comprises a flexible covering formed in three sections 2, 3, 4 connected in line, two adjacent sections 2, 3 being reinforced by substantially rectangular frames, and the third section 4 being stiffened at the edge remote from the next section to provide a footrest 5, all three sections having separate marginal sleeve portions 2a, 3a, 4a formed at their lateral edges through any one or more of which carrying handles 12 may be threaded. As shown the stretcher is arranged to transport a sitting person the sections being maintained in position by straps 14, 19, and the handles 12, which are telescoped, engage only sleeve portions 3a. The sections 2, 3 are formed as pockets for the insertion of rectangular frames and a pocket for a stiffening board providing the footrest 5 is formed at the edge of section 4. The handles 12 may be extended and passed through sleeves 2a, 3a, 4a and straps 11 on the footrest 5 to form a flat stretcher. Figs. 4 and 6 (not shown) illustrate the stretcher arranged in alternative positions.
Patent GB-364981-A (GB)
Title: Improvements in or relating to steam superheaters and other tubular heat exchange apparatus
IPC: F22G1/16
Filed: 1931-04-30
Abstract: 364,981. Steam superheaters; serpentine tube heat exchangers. SUPERHEATER CO., Ltd., Bush House, Aldwych, London.-(Assignees of Compagnie des Surchauffeurs Soc. Anon. ; 3, Rue la B÷etie, Paris.) April 30, 1931, No. 12767. Convention date, May 5, 1930. [Classes 64 (iii) and 123 (iii).] In a steam superheater or other tubular heat exchanger having gas baffles 9, 17 formed of juxtaposed straight portions of the serpentine tubes of the apparatus as described in Specification 313,803, [Class 123 (iii), Steam separators &c.], each tube lies wholly in a single plane transverse to the plane of the baffles, and a single straight part only of each tube is comprised in a baffle ; and the spacing of the parts is such that only at the baffles are the straight parts of adjacent tubes in a common transverse plane. A portion of the heating gases may return through conduit 7 and recirculate through the apparatus mixed with fresh gases from the firing means 1. The arrow head bends of baffle 9 are supported in a gastight manner in bracket 13, and the round bends of baffle 17 are rendered gastight by a plate 20.
Patent GB-374581-A (GB)
Title: Improvements in connection with electric condensers
IPC: H01G2/14
Filed: 1931-04-30
Abstract: 374,581. Condensers. BRITISH INSULATED CABLES, Ltd., Prescot, WELBOURN, B., The Croft, Rainhill, both in Lancashire, and HUMAN, A. H., 32, Victoria Street, London. April 30, 1931, No. 12779. [Class 38 (ii).] A rolled condenser 1, or a series of such condensers superposed, is enclosed in a container 3 filled with oil and provided at one end as shown or at both ends with metal caps 4 forming the external connections, corrugated or otherwise formed, so as to be flexible to accommodate the variations of volume with temperature, a resilient member, or members, 19 connects the terminal plate 10 with the end cap 4. In the example shown, with only one flexible end, the second terminal plate 10 is connected through a spring 18 with an external metal cap 17.
Patent GB-560019-A (GB)
Title: Indicating instruments for aircraft
IPC: G01P5/16
Filed: 1941-10-03
Abstract: 560,019. Pressure gauges. JOHNSON, C. L. Oct. 3, 1941, No. 12798. Convention date, Sept. 13, 1940. [Class 106 (ii)] [Also in Group XXIX] Relates to angle of attack indicators for aircraft and comprises air foil means having two ports with their axes at a vertical angle with each other, measuring devices responsive to air pressures at said ports, a device for indicating angle of attack, and means for combining the movements of said measuring devices to cause said indicating device to operate in response to the ratio of the air pressures applied at said ports. The axis of one port is preferably parallel to the thrust axis of the aircraft, and the angle between the ports is between 25 degrees and 65 degrees; preferably 45 degrees; the ports may be in the leading edge of the main wing of the aircraft, but are preferably inseparate air foils, one of which is the usual' Pitot-static tube. In Fig. 3, the air pressures at; the ports act through ducts 19, 22, on diaphragms 25, 41, restrained by leaf springs 26, 42, and adjustable stops 27,. 43, so that their movements are proportional to the logarithms of the pressures. The diaphragm 25 rocks a bell crank lever 30 carrying a pivotedstrip 32 engaged on one side by an adjustable stop 46 on a bell crank lever 39 rocked by the diaphragm 41, and on the other side by a lever 33 connected through, gearing 35,. 36 to an indicating pointer 24 constrained by a spring 39<1>. When the shape of the part containing the inclined port, or the inclination of such port, results in negative pressures in the duct 22, the diaphragm 25 is mounted so as to act on the bell crank lever 30 in the opposite direction. A pressure head for connection to duct 22 may comprise a body 47, Figs. 5 and 6, with a mounting fin 48 at the rear and two parts 49, 50, inclined preferably at 45 degrees to the axis of the head. A further form of pressure head comprises a body 47<1>, Fig. 9, with inclined ports 49<1> leading to duct 22, a dynamic pressure port 51 communicating with duct 19, and electric heating means 52.
Patent GB-142317-A (GB)
Title: Improvements in and relating to skirt supporter
IPC: A41F19/00
Filed: 1919-05-22
Abstract: 142,317. Maher, E. J. May 22, 1919. Fastening wearing-apparel; skirt-retainers. - A skirt-supporter comprises two waist-belts or girdles 1, 2 one above the other and connected by a plurality of strips 3 made in two parts so that the distance between them may be adjusted, the top one carrying the skirt and the lower one encircling the wearer's waist. As shown, glove fastenings are provided for securing the two parts of the extensible members 3, with a rivet and slot 10 for maintaining alinement. The skirt may be attached by staples 8 to a band 6 secured to the band 2 by glove fastenings.
Patent GB-1123933-A (GB)
Title: Improvements in or relating to reciprocatory drives for the cutters of crop cutting machines
IPC: A01D34/30
Filed: 1966-03-23
Abstract: 1,123,933. Mowing machines. SPERRY RAND CORP. 23 March, 1966 [23 March, 1965], No. 12930/66. Heading A1F. A reciprocating drive arm 50 is connected to the sickle 60 of a mowing machine by a bolt 74 which co-operates with a resilient bushing 68 (Fig. 3, not shown) which deforms torsionally. to transmit the drive. A belt 36 drives a pulley 35 to rotate a shaft 24 to which is secured a wobble shaft 40 having its axis inclined to that of the shaft 24. The housing in which the wobble shaft rotates is pivoted by bearings 92, 94 in the upstanding arms 86, 88 'of a U-shaped member figidly fixed to the drive arm 50 which is pivoted on pin 58.
Patent GB-835255-A (GB)
Title: Improvements in stabilized liquid dielectric materials
IPC: C08K5/08
Filed: 1956-04-27
Abstract: A dielectric composition comprising a polybutene having a molecular weight of between 800 and 1500, and a viscosity range of 1000 to 19,000 SS.U. at 210 DEG  F. and a minor proportion, e.g. from 0.01 to 5% of a stabilizer consisting of anthraquinone, or a substituted anthraquinone such as 2-t-butyl anthraquinone, quinizarin, b -methyl-, b -ethyl- or b -chloro anthraquinone is used in electrical devices having spaced conductors such as capacitors, transformers and switchgear.
Patent GB-179934-A (GB)
Title: Improvements in processes for the manufacture of fertilizers
IPC: C05B1/02
Filed: 1922-05-09
Abstract: 179,934. Ercole, A. d'. May 14, 1921, [Convention date]. Manures. - A fertilizer is obtained by mixing sulphuric acid with calcium phosphate, until the phosphate is dis-aggregated, adding calcium cyanamide and allowing the reaction to proceed. Water is added to the sulphuric acid or with the calcium cyanamide.
Patent GB-552572-A (GB)
Title: Improvements in electrical condensers
Filed: 1941-10-10
Abstract: 552,572. Condensers. MULLARD RADIO VALVE CO., Ltd., and BAILEY, C. E. G. Oct. 10, 1941, No. 13110. [Class 37] A condenser of substantially constant capacity, with variable temperature-capacity coefficient, comprises. a fixed plate 24 mounted on a ceramic end plate 2 connected with a second end plate 1 by metal, e.g. brass bars 3, and a shielding plate 4. The coacting plates comprise two oppositely positioned semi-circular vanes 16, 17, between the planes of which the fixed plate lies, mounted at one end of a ceramic &c. spindle 5 carried in a thrust bearing 11 and a slidable bearing 18 at its ends. Temperature variation will alter the spacing of the fixed plate relative to the planes of the two variable plates. By rotation of the vanes, a rise in temperature can be made to increase or decrease the capacity.
Patent GB-554684-A (GB)
Title: Improvements in and relating to storage tanks
IPC: B65D90/02
Filed: 1941-10-13
Abstract: 554,684. Tanks. WHESSOE FOUNDRY & ENGINEERING CO., Ltd., BONDY, O., and GRANT, A. G. Oct. 13, 1941, No. 13154. [Class 69 (i)] Underground and other tanks for storing motor spirit, lubicating oil &c. comprise a thin shell of steel or other sheet metal rigidly attached to the tank bottom and supported externally by spaced perimetral stiffening members, and by axial stiffening members arranged at intervals around the shell and spaced therefrom and from the perimetral stiffening members, the axial stiffening members being rigidly connected to the shell and to the perimetral stiffening members by means of radial bracing brackets. As shown, the shell 1 is formed of thin steel or other metal panels and is strengthened externally by circumferentially plain or serrated angle iron &c. bands 2 welded thereto, and vertical angle &c. members 3 spaced from the shell 1 and bands 2 and welded to radial brackets 4 which are also welded to the shell and the bands 2 ; members 3 may have their outer flanges overlapping the ends of the brackets 4, or turned away therefrom. The lower ends of the members 3 are embedded in concrete and are welded to T-members 6, the inner ends of the legs of the T-members being welded to the base of the shell. The tank roof may be selfsupporting or supported by columns 8, and the upper ends of the members 3 may be embedded in the concrete of the roof. Concrete may surround the shell, and the tank &c. may be other than circular and have its axis horizontal or otherwise. The circumferential bands 2 may be formed by dividing the webs of channel section members in straight or serrated lines.
Patent GB-670934-A (GB)
Title: Improvements in preserving rubber
IPC: C08K5/375
Filed: 1950-05-25
Abstract: 670.934. Preserving natural rubber. UNITED STATES RUBBER CO. May 25. 1950 [Oct. 5, 1949], No. 13170/50. Class 70 Natural rubber is preserved by incorporating a compound consisting of a 1, 4- dihydroxybenzene substituted in the ring with at least one -SR group where R is an aliphatic or fuctionally aliphatic radical. The benzene ring may be further substituted with nitro, hydroxy and alkyl groups such as methyl and alkyl groups. The compounds may be obtained by reacting a quinone and an aliphatic mercaptan in a polar solvent. The quinone may be p. benzoquinone or 1:4-naphthoquinone and the aliphatic mercaptan may be ethyl mercaptan, butyl mercaptan, amyl mercaptan, dodecyl mercaptan, aralkyl compounds such as benzyl or phenyl ethyl mercaptans, mercaptoethanol (monothioglycol), mercaptopropanol, or thioglycolic acid. In examples, the antioxidant effect of 1, 4- dihydroxy-phenyl dodecyl sulphide, 1, 4- dihydroxy phenyl hydroxy ethyl sulphide, and 1, 4-dihydroxy-phenyl tert. butyl sulphide on a mix consisting of pale crepe rubber, zinc oxide, lithopone, whiting, zinc laurate, sulphur, and tetramethyl thiuram monosulphide is illustrated.
Patent GB-132182-A (GB)
IPC: B26B13/24
Abstract: 132,182. Cooper, T. March 4, 1919. Combs, hair.-In scissors for hair-cutting having a comb adjustably mounted upon ono of the blades in parallel relation thereto, the comb 4 is carried by two set-screws 3, 5 passing through tapped holes in the blade 2 and in the comb. The screw may be formed as a threaded extension of the usual pivot 6.
Patent GB-295671-A (GB)
Title: Improvements in liquid pumps having flexible delivery tubes
IPC: B67D7/40
Filed: 1927-05-17
Abstract: 295,671. Greenwood, C. H. May 17, 1927. Delivery pipes. - The flexible delivery pipe 2 of a petrol &c. pump is supported on a collapsable framework 3 on which the pipe is mounted in wave formation . The framework may consist of lazy tongs pivoted to the pump standard 1, by means of a stirrup 6 rotatable on a vertical pin 5 supported by a bracket 4. The tube is connected to the framework by swivel members 9 of row lock form, and the lower end may carry a hook 14 engaging a ring 13 on the frame.
Patent GB-567926-A (GB)
Title: Variable tension roller guide bracket for draughtsmen's drawing tables and the like
IPC: B43L13/04
Filed: 1943-08-16
Abstract: 567,926. Drawing rulers &c. FARESO, J. Aug. 16, 1943, No. 13254. [Class 97 (iii)] A tee-square &c. is provided with an attachment secured to the end of the tee-square remote from the head, whereby pressure is exerted on the edge of the drawing-board to enable the tee-square to be frictionally held in position. Figs. 1 and 2 show such an attachment which may be secured to the tee-square G by a stud D and which is provided with a spring-pressed ball B to engage frictionally the edge of the board H. Fig. 7 shows an attachment which is adapted to clip on the blade of the tee-square and which is provided with a roller, while Fig. 10 shows such an attachment having a resilient tongue to engage the edge of the board. Specification 561,560 is referred to.
Patent GB-132600-A (GB)
IPC: F41H5/04
Abstract: 132,600. Suderlock, S. Sept. 16, 1918. Body-armour. - Armour, which may be worn on the body or placed on the ground for use as a shield, is formed of inner and outer plates 5, 6 with a filling 8 of metal cloth between them. The plates are of some non-yieldable material, such as Harveyized steel. The plates are connected edge to edge by hinges 7 on each side. Some or all of the hinge members on the inner plates and some of them on the outer plates may be partly detached to allow the armour to take any desired contour. Hinged rings 9 are provided on the near surface, to which straps for connecting the armour to the body may be attached.
Patent GB-903844-A (GB)
Title: Improvements in or connected with automatic feed weighing apparatus
Inventor: TERRY FRANCIS SIEVWRIGHT
IPC: G01G13/00
Filed: 1959-04-18
Abstract: 903,844. Weighing apparatus. AVERY Ltd., W. & T. April 19, 1960 [April 18, 1959], No. 13284/59. Class 143. In an automatic feed weigher in which a lever 1 is accelerated into a bulk feed cut-off position by biasing means 6 and subsequently moves unbiased thereby into a dribble feed cut-off position, premature overshoot of the first position is prevented by a horizontally movable member 10 which normally extends across the path of movement of the lever 1 to prevent movement thereof into the second position, but is retracted when the bulk feed has terminated. As shown, micro-switches 8 and 9 operate the bulk and dribble feed cutoffs respectively, and the former switch also operates a valve 16 to divert air pressure from a line 15 to a line 14 and so operate pneumatic thrustor 13 to retract the member 10 at a predetermined rate controlled by an adjustable valve 18. The pneumatic system shown may however be replaced by a direct solenoidoperated linkage.
Patent GB-133050-A (GB)
IPC: F22B11/00
Abstract: 133,050. Wolf Akt.-Ges., R. April 19, 1917, [Convention date]. Composite boilers. - In a composite boiler particularly suitable for supplying steam to a traction engine, a watertube section C is so connected to a multitubular section B that water does not circulate between the sections, the multitubular section serving only as a feed-heater and a steam-receiver. Hot water flows from the multitubular section through a pipe R into the bottom drum of the watertube section. Steam from the top drum flows through a pipe E into the upper part of the multitubular section. A superheater D is placed between the sections. The boiler serves as the foundation for the engine.
Patent GB-557542-A (GB)
Title: An improved means for defouling the sides and bottoms of ships' hulls
IPC: B63B59/08
Filed: 1943-03-16
Abstract: 557,542. Defouling ships' hulls. CHIPCHASE, R. S. March 16, 1943, No. 13318. Divided out of 557,514. [Class 113 (i)] Portable apparatus for defouling a ship's hull comprises a buoyant scrubber each end of which is connected to a separate winch or capstan on the ship by means of a hauling cable guided by fairleads or pulleys, and means for fleeting the scrubber from one longitudinal or lateral path of travel to another, whereby the hull may be cleaned in sections. The scrubbers 54 comprise a body 20, Fig. 6, filled with slab cork and carrying wire scrubbers 21, 21a, eye bolts 22, 23 for the cables D1, D2, and angular iron end guides 24, Fig. 14, reinforced with wood or like buffers to ride over bilge heels 30. The fairleads comprise a guide barrel 25, Fig. 5, and shackles 28 for the wires A3. In the form shown in Fig. 1, two fairleads B are positioned by wires A3 under the control of winches E, whilst the scrubber 54 is connected by hauling cables D1, D2 to winches F, E1. In the form shown in Fig. 12, a pair of scrubbers 54S, 54P are attached to a hauling cable C which passes around pulleys D suspended from a ridge wire A temporarily supported along the sides of the ship. Lengths of ridge wire are connected by rings H, Fig. 13, and the pulleys D are suspended by shackles D1 and links D2. Distance permits B, B1 are connected by loops K to the rings H, and by shackles P to the link D2. One or more chafing spars 31, Fig. 14, may be positioned against a damaged bilge heel 30 by wires 33, 34 to facilitate the passage of the scrubbers.
Patent GB-1305428-A (GB)
IPC: B29C44/12
Filed: 1970-03-19
Abstract: 1305428 Moulding foamed coatings "ISOLAHILVERSUM" NV 19 March 1970 [24 March 1969] 13367/70 Heading B5A In a method of applying a foamed coating to a tubular article 1 the article is located in a trough-like mould 2 and a foamable material is introduced into the space around the article and is allowed to foam to form a foamed coating 4 on the article as shown, another portion of the article 1 then being similarly coated in the same or another mould until the whole article is coated. Hinged restraining devices 3 are provided on the mould.
Patent GB-655178-A (GB)
Title: Improvements in or relating to a garment frame and garment
IPC: A41C3/06
Filed: 1948-05-18
Abstract: 655,178. Brassieres. BRUDERLIN, H. H. May 18, 1948, No. 13412. Convention date, Sept. 23, 1947. [Class 141] A frame 10 for a self-supporting brassiere and which may be incorporated in such garments as evening gowns and bathing costumes comprises a structure of spring wire or the like in the form of a figure 8 whose two loops, which serve as breast receiving openings, are curved at their free ends for resiliently gripping the back of a wearer. A tie loop 28 may pass round the central crossing or alternatively upper and lower tie loops 60, 62 may engage in detents 56 and 58, Fig. 5, when it is desired to change the shape and size of the frame. The frame when folded may pass through a small opening provided in a brassiere or in a pocket provided at the breast portion of a garment, which is of the same shape as the extended frame. Tags may be added to the upper part of the pocket for fixing shoulder straps.
Patent GB-816867-A (GB)
Title: Improved film and coating composition, articles produced therefrom and method of preparation
IPC: C09D123/34
Filed: 1956-05-02
Abstract: A composition comprising polyethylene and a curable chlorosulphonated polyethylene may be used to produce tough durable coatings and non-blocking films.  A proportion of from 5 to 120 parts of polyethylene to 100 parts of chlorosulphonated polyethylene is preferred and minor amounts of curing agents, such as magnesium oxide, litharge, dibasic lead phosphite, monohydrous tribasic lead sulphate, coprecipitated lead ortho-silicate, silica gel, tribasic lead maleate, 2-mercapto-imidazoline, dipentamethylene thiuram tetrasulphide together with other organic agents listed, and a volatile organic solvent are included.  Compounding ingredients such as diphenyl guanidine, di-o-tolyl guanidine salt of dicatechol borate, benzothiazole disulphides, 2-mercaptobenzothiazoles, hydrogenated and wood rosin, carbon black, calcium carbonate, clay, barytes, blanc fixe, cellulose flock, wood flour, silica gel, precipitated calcium silicate, silica, silicon monoxide, adipic acid, butyl alcohol, antimony trioxide, titanium dioxide, mica, polyesters, smoked natural rubber containing sulphur, boiled linseed oil, polymerized trimethyl dihydroquinoline, yellow and red iron oxide and waxes may also be present.  The compositions may be prepared by hot-milling the polymers with the curing agent, cooling and adding a volatile organic aromatic solvent such as benzene, toluene or xylene, or alternatively by working cold chlorosulphonated polyethylene with compounding ingredients and then blending with polyethylene in a hot-mill at from 200 DEG  to 230 DEG  F., cooling, adding vulcanizing agent, mixing and adding solvent. Self-supporting films may be prepared, or the composition coated on to base material of natural or synthetic rubber, or synthetic resin, or natural fibres or fabrics, e.g. a fabric of long chain linear superpolyamide coated with polymeric chlorobutadiene-1,3 which may have been treated with a detergent, or the composition may be used as a detergent.
Patent GB-312782-A (GB)
Title: Improvements relating to sparking plugs
IPC: H01T13/38
Filed: 1928-05-08
Abstract: 312,782. Hopps, B., and Lodge, A. M. May 8, 1928. Sparking-plugs.-One or more wrappings b of copper 2 or other good heat conducting metal foil are combined with mica wrappings c. A single wrapping b may be placed between the mica c and central conductor a, or wrappings may be placed also between the mica layers. Mica washers may be placed around the outer ends of the wrappings.