baber/WOPTO huggingface dataset:
Patent GB-742090-A (GB)
Title: Mounting means for electrical switches, sockets and like electrical components in hollow walls
IPC: H02G3/12
Filed: 1953-07-07
Abstract: 742,090. Switch cases. HARTLEY ELECTROMOTIVE'S, Ltd., and PETRIE', J. D. July 1, 1954 [July 7, 1953], No. 18856/53. Class 38(5) A switch or socket is mounted in a hollow wall having a face 21 of, e.g., plaster board by a metal box having flanges 3, 4 on one pair of opposite sides 1, 2 and lugs 9, 10 carried by extensions 7, 8 on the other pair of sides 5, 6, the flanges 3, 4 and lugs 9, 10 lying in parallel planes spaced by an amount .equal to the thickness of the plaster board. In use, a hole is cut in the plaster board 21 of a size equal to the box body and one of the flanges 3, 4 is positioned behind one edge of the hole, the box then being moved .sideways until the other flange can be introduced through the hole whereupon the box is slid in the opposite direction so that both flanges lie behind and adjacent a pair of opposite edges of the hole. The lugs 9, 10 by engaging the outer face of the wall prevent the box from falling into the cavity. The box is clamped in position by screws 23 extending through a cover 22 into tapped holes 24 in the flanges 3, 4.
Patent GB-153365-A (GB)
Title: Improvements in or relating to the production of liquid fuel suitable for motive power, heating or lighting purposes
IPC: C10L1/185
Filed: 1919-07-30
Abstract: A fuel for heating, lighting, or internal combustion engines consists of a mineral or vegetable oil or fat, purified as detailed below, and a small quantity of a 40 per cent solution of formaldehyde.  A light inflammable hydrocarbon such as benzol or motor spirit may be added. Oils &c. specified are crude, light, and heavy paraffins and kerosenes, and colza oil.  The purification is effected by mixing concentrated sulphuric acid with the oil, keeping the temperature down to at least 10 DEG  C., standing for about two days, and neutralizing the supernatant liquid as by soda-ash, pearl-ash, sodium carbonate, or finely divided zinc, and washing with water.  Sulphur dioxide, liquid or gaseous, or oxalic acid may be used in place of the sulphuric acid.  Fats are treated while melted or dissolved in paraffin. The complete mixture is filtered through washleather, animal charcoal, magnesium carbonate, or silica before use.  The used silica &c. may be utilized as an ingredient of artificial fuel, or may be treated with a solvent for the oil &c. and revivified by heating; in the latter case the extracted oil or fat may be used in the manufacture of soap.
Patent GB-531190-A (GB)
Title: Electric impulse sending device
IPC: G08C19/16
Filed: 1939-06-29
Abstract: 531,190. Impulse transmitters. PHILCO RADIO & TELEVISION CORPORATION. June 29, 1939, No. 18963. Convention date, July 20, 1938. [Class 40 (iv)] The shaft of an impulse transmitter carries a switching member which closes a circuit when the shaft is moved off-normal and, on the return movement, closes the impulse transmitting circuit through a lost-motion connection. The transmitter is arranged particularly for the distant control of a wireless receiver as described in Specification 531,187 and is provided with means for controlling the duration of one impulse. As described, the impulse transmitter is arranged to key a high frequency generator as shown in Fig. 1, the cathode circuit being completed over wiper 8 and an off-normal arc and the anode circuit intermittently made over an arcuate set of contacts 7 and wiper 6. The mechanism is operated by dial 10 and spindle 5 mounted in a fixed frame 16, 18, a restoring spring 29 being wound up during the setting of the dial. The impulses are transmitted by the movement of wiper 6 over a set of contacts 22, 23 carried on a fixed insulated plate 4, the alternate contacts 22 (shaded) being commoned and the others dead. The wiper 6, Fig. 13, is carried by an insulating member 40 loose on the shaft 5 but coupled thereto after lost-motion by a three-armed conducting member 33, 34, 45 secured to shaft 5. One arm 33 of the member engages fixed stop 35 in the normal position and carries the wiper 8 making off-normal contact with arc 9 ; a second 44 carries with it, after lost-motion during the setting movement, the member 40 carrying the impulse transmitting wiper 6, and the third arm 45 moved away from the wiper carrier 40 on setting is re-engaged therewith after lostmotion on the return movement to make contact between the shaft 5 and a pin 41 on the wiper. The wiper carrier 40 also carries a finger 43 which is engaged by a pin 62 when the movable finger stop 13 is depressed so that one impulse, preferably the last, may be given a controlled duration. The governor consists of a fly 58 rotated on shaft 5 by gearing 57, 51 coupled by a helical spring one-way clutch 54 to gearing 48, 47 driven by the shaft.
Patent GB-530204-A (GB)
Title: Improved method of firmly uniting rubber with inserts or applied layers of fibrous material
IPC: C08J5/06
Filed: 1939-06-30
Abstract: 530,204. Uniting rubber and textile materials. GUMMIWERKE FULDA AKT.-GES. June 30, 1939, Nos. 19055 and 19056. Convention dates, July 6, 1938, and May 10, 1939. [Class 140] [Also in Group V] Fibrous material to be united with rubber is. coated or impregnated with a rubber-degrading agent such as resorcinol, phenyl hydrazine, hydroquinone or pyrogallol. The fibrous material, e.g. artificial silk, cellulose, artificial wool, cotton or flax, may be in the form of fibres, cord, or braided, woven or knitted fabrics, and may be treated before or after forming into a fabric. In the case of artificial silk filaments, the rubberdegrading agent may be added to the coagulating-bath. The rubber mix may contain a substance such as an aldehyde or ketone which, during vulcanization, forms a condensation product with the resorcinol &c. or a substance such as hexamethylenetetramine which yields an aldehyde or ketone on heating.
Patent GB-264079-A (GB)
Title: Improved means for de-aerating liquids
IPC: B01D19/00
Filed: 1926-07-31
Abstract: 264,079. Svensson, K. J., and Norling, K. A. P. July 31, 1926. Mineral oils, purifying.-Air or other gases are removed from liquids such as transformer oils by passing the liquid through one or more tanks a, in series or parallel, subdivided by upwardly and downwardly extending partitions c, b, so that the liquid follows a sinuous path. and provided with one or more heating devices f disposed relatively to one or more of the upwardly extending partitions c so that, in use, only liquid which is ascending will contact therewith. In the arrangement shown in Fig. 2, the heater f is so positioned that the heated liquid, in its descent after passing over the top of a partition, pre-heats the ascending cooler liquid on the other side of the partition. To increase this effect the partition c may be of copper or other good heat conductor, while the partitions b may be of poor heat-conducting material, or rendered so by forming them double with a space or heat-insulating packing between. The plant shown in Fig. 1 comprises a centrifugal separator and de-aerating plant for transformer oils. Oil is drawn from the transformer tank j through a pipe k by a pump m and delivered to a centrifugal separator n, and the separated and aerated oil is delivered to the inlet p of the tank a. A valve g is utilized to control the outgoing de-aerated oil. the valve closing when the oil level in the last compartment of the tank a falls below a predetermined level.
Patent GB-1488775-A (GB)
Title: Current measuring apparatus
IPC: G01R15/20
Filed: 1976-05-10
Abstract: 1488775 Measuring current MULLARD Ltd 10 May 1976 19111/76 Heading G1U To measure the sum of currents in the conductors of a polyphase supply to a load current flowing in the same given direction relative to the load in each conductor is rectified to pass via a corresponding energizing winding on a magnetic circuit which includes a magneto-responsive device, and the fluxes produced by each winding are arranged to flow in the same direction around the magnetic circuit. As shown, current flowing in the phases 2-4 towards the balanced load 1 passes via rectifiers 5, 9, 11 respectively through the windings 6, 9, 12, to produce flux in the core 19. This flux acts on a Hall-effect or magneto-resistive element 15 which is supplied with a constant current from source 16 as its other input. The voltage output 17, 18 thus indicates the sum of the rectified currents.
Patent GB-1081807-A (GB)
Title: Nasal cannula
IPC: A61M16/06
Filed: 1966-05-02
Abstract: 1,081,807. Narine tubes. BRUNSWICK CORPORATION. May 2, 1966 [May 3, 1965], No. 19143/66. Headings A5R and AST. A narine tube has an internally flared section adjacent the outlet end which is positioned in the patient's nasal passage, whereby the fluid flow from the outlet is of turbulent form and is of reduced velocity, thus substantially eliminating nasal burn. The invention is illustrated with reference to Fig. 1, which comprises a pair of narine tubes 10 and 11 joined to a supply tube 17 and having flared sections 26 and 27 adjacent the distal ends 28 and 29, said ends being held in nares-insertable position by bridge 22. The cross-sectional area of the internal passage may be enlarged six times in said flared section.
Patent GB-1097793-A (GB)
Title: Process for the production of 2-hydroxymethyl-5-hydroxybicyclo-[2,2,1]-heptane and 2-hydroxymethyl-6-hydroxybicyclo-[2,2,1]-heptane
IPC: C08G18/32
Filed: 1965-05-07
Abstract: 2 - Hydroxymethyl - 5 - and - 6 - hydroxybicyclo-[2, 2,1]-heptene are made by reacting 2-hydroxymethylbicyclo-[2,2,1]-heptene-5 at 100 -180 DEG  C. with excess C1- 4 aliphatic monocarboxylic acid in presence of a Lewis acid, and transesterifying the resulting diester with a monohydric aliphatic alcohol in presence of a basic catalyst.  In a modification, the Lewis acid need not be used where the carboxylic acid is formic acid.
Patent GB-258561-A (GB)
Title: Improvements in wearing apparel for women
IPC: A41C1/06
Filed: 1926-08-04
Abstract: 258,561. Boudo, A., (Assignee of Penau, R.). Sept. 21, 1925, [Convention date]. Corsets; brassiÞres. - An elastic corset and brassiÞre comprises zones A, B, C, of different elasticity, the sheath being woven in one piece and to shape and the weaving being carried out to provide a garment so arranged that the pressure on the different parts of the body varies. The part of the garment A adapted to sustain the abdomen is less flexible than the part B supporting the breasts, which flexibility may be varied according to the size of the breasts by giving more or less spacing to the indiarubber or like elastic threads during the weaving operation. The part C of the garment is constructed like the part B, or may be be entirely unprovided with elastic threads except at the upper edge, at which point some of the elastic threads may be retained to ensure a close fit. The garment may be used for pregnancy, and in this case it may have two laced portions at the front. Specifications 208,288 and 236,510 are referred to.
Patent GB-685875-A (GB)
Title: Ship funnel
IPC: B63H21/34
Filed: 1950-08-03
Abstract: 685,875. Ship's funnels. LASCROUX, E. F. J. Aug. 3, 1950 [Feb. 2, 1950; June 20, 1950], No. 19392/50. Class 25 In order to prevent the smoke from a ship's funnel from falling back on to the deck the space between the funnel and its casing at the funnel top is formed into two open-ended longitudinal channels with deflector elements placed therein such that the air streams, which initially flow through the channels in a horizontal direction, are deflected upwardly. In the funnel shown the smoke evacuation pipes 19, 19a, 20, 21 are surrounded at their top by a cap (24), topped streamlined envelope 22 mounted on a platform 13 whilst the funnel casing 12 is continued above the platform 13 by screens 27, these screens and the longitudinal walls of the envelopes forming between them longitudinal channels in which the deflectors 38, 39 and 42 are located. The screens are extended at their front and rear by sheets 30, 31, so flared, in plan view, as to canalize the air striking the base of the funnel casing. Canalization of the air through the channels is further assisted by the front inclined plane 14 and the two rear inclined planes 15 formed in the casing 12. The main deflector element 38, 39, consists of two planes 38, 39, downwardly inclined as shown in Figs. 1 and 2 and connecting, at their bases, to a horizontal wall 41 which lies between, and connects, the envelope 22 and screen 27. The surface of the element 42 is helical in shape as may be the surfaces 38 and 39. The wall 41 may be dispensed with, the planes 38, 39, connecting directly on to the platform 13. Vertical deflectors 44 may be fitted to the outside of the screens 27 and normal thereto. In a modified main deflector the surfaces 38, 39 and 41 may be concave, convex and convex respectively whilst in a further modification the deflector element may have the shape of a curved aircraft wing. In the embodiment shown in Fig. 9 the main deflector comprises fixed planes 38a and 39a and adjustable planes 49, 49a, the adjustability being carried out from within the envelope 22. The screens 27 may be provided with apertures the size of each being controlled by an adjustable vane.
Patent GB-152457-A (GB)
Title: Improvements relating to apparatus for cleansing crockery and like utensils
IPC: A47L15/16
Filed: 1919-08-07
Abstract: 152,457. Broun, W. A. Aug. 7, 1919. Plates, dishes, and the like, washing.-The :articles supported on racks &c. in a cabinet 16 are cleaned by jets of steam impregnated with soap and issuing from perforated pipes 17. The steam from a boiler passes on its way to the cabinet through a chamber provided with two cylindrical baskets 37 containing pieces of soap and fitted with screwed covers 45. Baskets 24 to hold cutlery &c. are rotatably suspended in the cabinet by means of a rod 25. The base of the cabinet is formed of two inclined portions 28a, 28b constituting between them a drain 29 leading to a waste pipe 30. Specification 183/75 is referred to.
Patent GB-464121-A (GB)
Title: Motive equipment comprising a diesel engine, particularly for aircraft
IPC: F02B25/00
Filed: 1935-07-08
Abstract: 464,121. Pumps. JENDRASSIK, G. July 8, 1935, No. 19474. Void. Convention date, July 9, 1934. Drawings to Specification. [Class 7 (ii)] An exhaust-driven turbo blower, for charging a two-stroke Diesel aircraft engine, is further provided with a free-wheel clutch so that it may be driven through gearing by the engine at starting, and when under heavy load. The Specification, which does not admit of satisfactory abridgment, describes the application to opposed, or radial, cylinder engines in which the turbines are kept cool by using excessive charges of scavenging air, pressure diagrams being shown.
Patent GB-1509078-A (GB)
Title: Temperature sensor units for electrical hot-plates
IPC: F24C15/10
Filed: 1975-05-09
Abstract: 1509078 Temperature responsive element K FISCHER 9 May 1975 [10 May 1974] 19544/75 Heading G1D A temperature responsive element comprises a sensor box 16 for sensing the temperature of an electric cooking hot plate, a capillary tube 21 connecting the box 16 to a regulating element 22 which is for varying the power supply to the hot plate, and a support member 30 to which the box 16 is connected by means of a retaining member 27 for limited axial movement relative thereto. A spring 47 biases the sensor box 16 away from the support member 30 which member comprises a locking clip 31 and a spacer 40. The locking clip 31 includes a central portion to which the box 16 is attached and at least two arms 34 which extend'away from the box 16 and have locking elements 35 for fixing the element in the hot plate. The spacer 40 is mounted on or integrally formed with the locking clip 31 and is arranged to effect the limitation of axial movement of the sensor box 16 e.g. by means of upturned arms 42. The sensor box 16 may be attached to the support member by means of a retaining member 27, a forked end of which is secured to the box, the other end being provided with barbs 28 which engage behind the central portion of locking clip 31 prior to the mounting of the element in a hot plate. The capillary tube 21 may communicate with the box 16 via a connection piece 23 providing a guide for the spring 47. The sensor box 16 may include an annular chamber as shown filled with a temperature responsive fluid, and a flange 46 which engages in use a flange portion of a sleeve 13 secured in the hot plate. A lower flange 17 of the sleeve may be serrated to co-operate with projections 36 or elements 35 on the arms 34 of locking clip 31. The element can be formed extensively from pressed and cut sheet metal.
Patent GB-1189461-A (GB)
Title: Benzodiazepine Derivatives and their production
IPC: A61K31/55
Filed: 1967-04-27
Abstract: 1,189,461. Benzodiazepine derivatives. SUMITOMO CHEMICAL CO Ltd. 27 April, 1967 [27 April, 1966; 17 Oct., 1966], No. 19574/67. Heading C2C. Compounds of the general formula (X=H, halogen, R<SP>1,2</SP>=H, halogen, C 1-3  alkyl or alkoxy, NO 2 , provided that X, R<SP>1'2</SP> are not all H, A=C 1-4  alkylene, R<SP>3'4</SP> = H, Ph, C 1-3  alkyl or hydroxyalkyl, (C 1-3  alkyl)Ph, Ph(C 1-3  alkyl) or -NR<SP>3</SP>R<SP>4</SP>=5-7 membered heterocyclic ring which may contain a further heteroatom and/or be substituted) and their acid addition salts are prepared by reacting a compound of the formula (M=H, alkali metal) with R<SP>3</SP>R<SP>4</SP>N-A-Y (Y=halogen), or ring-closing a compound of the formula optionally followed in either case by salt formation. The above compounds are sedatives, tranquillizers and anticonvulsants, and may be administered in the form of pharmaceutical preparations containing them together with a carrier.
Patent GB-314801-A (GB)
Title: Improvements in or connected with apparatus for compressing gases
IPC: F04B27/12
Filed: 1929-06-27
Abstract: 314,801. Gribojedoff, N. July 2, 1928, [Convention date]. Piston pumps.-A gas pump comprises a stationary cylindrical casing 5 having an undulating track 3 in which travel rollers 22 on a rotor 21 carried on and moving longitudinally in relation to a hollow shaft 9 rotating in bearings in the casing. Compression chamber 31a, 31b are formed in the ends of the stator 1, the compressed gas being delivered to a discharge conduit 2. This conduit may be uniform, with several offtakes 8; or it may increase continuously in section from one point. Air is drawn in through a filter 6 around the ends of the stator 1 to the hollow shaft 9. Thence it passes to chambers 36 formed between the rotor 21 and rings 21<a> secured to it and formed with bosses mounted on the stationary bearing sleeve 10 of the shaft. Valves 32a, 32b, connected by a rod 29 allow the air to pass into the compression spaces 31a, 31<b> ; and sliding valves 34a 34b operated by the rings 21<a> and the pins carrying the rollers discharge the air to the conduit 2. The rollers are adjustable on the pins and the pins are slidably mounted in slots 20 in the hollow shaft. The compressor is cooled by radial blades 35a.
Patent GB-784105-A (GB)
Title: Improvements relating to rangefinders, and like optical instruments
Inventor: STRANG JOHN MARTIN
IPC: G01C3/10
Filed: 1955-07-08
Abstract: 784,105. Rangefinders. BARR & STROUD, Ltd. April 23, 1956 [July 8, 1955], No. 19793/55. Class 97(1) In a range finder having a collimating adjuster within the main casing, at least part of the light path of the adjuster is surrounded by a wall of material having a high heat conductivity to minimize the effect upon the adjuster of external changes of temperature. As shown the rangefinder comprises a main casing 1 containing end prisms 4 and an auxiliary casing 2 carrying the rangefinding lens system and mounted in gimbals 13. Also supported adjacent the casing 2 is a metal tube 11 e.g. of copper carrying. lenses 8 of equal focal length spaced apart a distance equal to the said focal length, each lens having an adjuster mask. Lamp 10 are provided to illuminate the two masks by way of semi-transparent mirrors 6, the light from each mask passing down the tube 11 to be collimated by a lens 8 and reflected into an end prism 4 by a small penta prism 5.
Patent GB-1526158-A (GB)
Title: Polyethylenically unsaturated polyethers and copolymers thereof
IPC: C08F290/00
Filed: 1977-05-11
Abstract: 1526158 Polyethylenically unsaturated polyethers DE SOTO Inc 11 May 1977 [11 June 1976] 19795/77 Headings C3B and C3P Polyethylenically unsaturated polyethers are prepared by reacting approximately one mole of a bisphenol per epoxy equivalent of a polyepoxide; substantially all of the epoxy groups are consumed to obtain an intermediate containing phenolic-OH groups. The intermediate is then reacted with a molar excess of an ethylenically unsaturated monoepoxide, e.g. allyl glycidyl ether. The first step may take place by slowly adding the polyepoxide to hot bisphenol, e.g. bisphenol A containing alkali metal hydroxide. The unsaturated polyether product may be copolymerized with other ethylenically unsaturated monomers, e.g. 2- ethylhexyl methacrylate and dimethylaminopropylmethacrylamide.
Patent GB-769443-A (GB)
Title: Improvements in or relating to three phase discharge lamp lighting apparatus
IPC: H05B41/234
Filed: 1954-07-06
Abstract: 769,443. Supply systems for space discharge lamps; transformers and inductors. CRAIG, F. E. July 6, 1954, No. 19803/54. Classes 38 (2) and 38 (4). A three-phase A.C. discharge lamp lighting apparatus has three single phase gas-filled discharge lamps 14 ... 16 supplied by a circuit which includes an autotransformer having three windings 24 ... 26 assembled on a common magnetic core, each winding having its primary portion p arranged for connection to a respective phase L<SP>1</SP> ... L<SP>3</SP> of the three-phase source and to one terminal of a respective lamp and its secondary portion s arranged for connection through a ballast choke 30 ... 32 to the other terminal of the same lamp. As shown, the transformer, which steps up the supply voltage, is star connected by the interconnection through conductors 47, 48 of the second terminal of the L.V. socket 17 ... 19 of each lamp, but in another embodiment, not shown, the transformer is delta-connected. Shunted across each winding 24 ... 26 is a P.F. correction capacitor 27 ... 29 and across each lamp 14 ... 16 is a radio interference prevention capacitor 33 ... 35. One transformer winding is wound oppositely to the other two, which is said to suppress third harmonics. The transformer core comprises sets of E- and I-shaped laminations arranged as shown in Fig. 6, and interleaved to form a single core. The choke cores comprise similarly shaped laminations 58 ... 63 but each core has gaps which are adjusted to give the required current through the choke coils 30 ... 32 and then made permanent by a filling of solid electrical insulation. The transformer and all the chokes and capacitors are housed in a single case 23 to which the various cores are grounded, and such case 23 is mounted in a housing, not shown, suspended from a ceiling and carries the lamp sockets 17 ... 22.