baber/WOPTO huggingface dataset:
Patent GB-322696-A (GB)
Title: Improvements in and connected with water tube steam boilers
IPC: F22B21/04
Filed: 1929-02-14
Abstract: 322,696. Stirling Boiler Co., Ltd., and Noble, E. E. Feb. 14, 1929. Cooling.-In the furnace of a water-tube boiler provided with upper and lower drums, the wall of the furnace opposite to the fuel delivery side is provided with a water cooled screen of tubes J, K connected to the upper drum B of the boiler and with a drum or header L arranged within a pocket formed by a casing N and the bridge wall 0 so as to screen the junctions of the tubes with the drum or header which is also connected with the lower drum C of the boiler by tubes M.
Patent GB-387137-A (GB)
Title: Fastener for bracelets adjustable in size
IPC: A44C5/22
Filed: 1932-02-19
Abstract: 387,137. Bracelet fastenings. EINSELE, R., 1, Pfl³gerstrasse, Pforzheim, Germany. Feb. 19, 1932, No. 5001. [Class 43.] In bracelets wherein the ends or parts a, b are adapted to overlap and are secured in adjusted positions by one or more fasteners c, f, which are flexible in width, a flat fastener element 2 is mounted on a flat sleeve 1 and has a downwardly bent front edge 3 with undercut notches 4 on the lateral edges thereof, and lateral presser extensions 6 near its front end. In the case of bracelets having rolled and frame links g, h, the fastener element 2 may comprise a flat plate rendered resilient by one or more incisions 5 at the front which may terminate in an aperture 5a bounded by resilient arms 5b and a bridge 5c connected to a rolled link g. Where two or more incisions are made, the aperture may be replaced by a slot wherein the rolled link engages. Alternatively the fastener element may comprise two spring-controlled spreadable levers mounted on the sleeve. In this case the end of the sleeve may be rolled over to engage a frame link k. Lateral presser extensions 6 may be provided at one or both sides of the resilient fastener element and may project through apertures in the sleeve or bear on the inner sides thereof. The undercut notches may be outwardly directed so that the front edge may be inserted in the gap of a frame link h and the notches engaged under the inner lateral edges of the gap. Or the notches may be inwardly directed and spaced so as to engage over the outer edges of the links ; this arrangement is suitable for bracelets having uniform links and the fastener element may then comprise a rectangular frame the front arm whereof is incised. A projecting grip may be provided for operating. In bracelets without slots or gaps, the fastener element may engage a slot in a slide movable on the bracelet. The slide may be secured in an adjusted position by a clamping lever. In use, the bracelet part a is threaded through a loop d at the end of the bracelet part b and carries at its free end a fastener c which after adjustment is secured to the part b. A fastener f of similar construction may also be carried on the end of the part b adjacent the loop d and parts a, b thus secured together at this point also. The sleeve may be provided with a rolled projection forming a hinge e for the loop d.
Patent GB-384483-A (GB)
Title: Improvements in sound control for hooters sounding several notes
IPC: G10K9/04
Filed: 1932-02-19
Abstract: 384,483. Multi-note warning horns. SPEZIAL -WERKZEUGFABRIK-FEUERBACH GES., Feuerbach, Stuttgart, Germany. Feb. 19, 1932, No. 5005. Convention-date, March 28, 1931. [Classes 13 and 88 (i).] The individual diaphragms 4 of warning horns adapted to sound several notes are operated by compressed air supplied from a compressor driven by an electric motor 14 and are prevented from freely vibrating by means of a locking device arranged so that the diaphragms may be released either singly or jointly by hand or by electromagnets 7, 7<2>, 7<1>, so that a single note or a chord is sounded. In one form, as operated electromagnetically, closure of a switch 13 starts the motor 14, which rotates through worm gearing 16, 17 a drum 19 having surface contact segments 21, 22, 23 connected to a ring 20. Wipers 25, 26, 27 contact with the segments during rotation of the drum 19 and energize the magnets from current supplied through a wiper 24 contacting with the ring 20. Closure of a switch 28 simultaneously with the switch 13 energizes a magnet 29 causing a contact plate 30 to interconnect the wipers 25, 26, 27, energize the magnets 7, 7<2>, 71, and cause the horns to be operated simultaneously. The locking devices are each formed of a block of felt 9 carried in a spring-controlled armature 8 of each electromagnet. When hand operated, a pull wire under control of the vehicle driver is connected to the armature 8.
Patent GB-366737-A (GB)
Title: Processes for the production of fertilizer mixtures and the products produced thereby
IPC: C05B11/06
Filed: 1931-02-17
Abstract: A fertilizer is produced by dissolving potassium sulphate in nitric acid and mixing the solution with finely pulverized crude phosphate, so much dry finished product being also added to the reaction mixture that a solid friable product is obtained.  The potassium sulphate may be replaced in part by ammonium sulphate.ALSO:A fertilizer is produced by dissolving potassium sulphate in nitric acid and mixing the solution with finely pulverized crude phosphate, so much dry finished product being also added to the reaction mixture that a solid friable product is obtained.  The potassium sulphate may be replaced in part by ammonium sulphate.
Patent GB-477737-A (GB)
Title: A bath mat
IPC: A47G27/02
Filed: 1937-02-19
Abstract: 477,737. Bath mats. TRIGG, A. L. Feb. 19, 1937, No. 5035; [Class 142 (iv)] The mat portion is removable and comprises spared parallel wooden slats 7 &c. secured to strips 8 restingon the bottom of a wooden, metal or synthetic resin tray 5 with a rim 6. The gaps &c. 11 between the slats form slots down which water falls into the tray, the slots being preferably inclined or diagonal. so that the tray bottom cannot be seen. The mat portion may be hinged by pins 10 to the tray, so that it may be opened out for draining purposes. The tray may be coated with cellulose or other highly glossy paint or enamel. The slats have a smooth surface &c. suitable for a person's bare feet and they may be covered with cork, rubber or linoleum &c. 9. They may be coloured.
Patent GB-953787-A (GB)
Title: Improvements in or relating to the manufacture of fabrics
IPC: D03D47/00
Filed: 1962-02-09
Abstract: 953,787. Treating weft in looms. ALGEMENE KUNSTZIJDE UNIE N. V. Feb. 9, 1962 [Feb. 13, 1961], No. 5037/62. Heading D1E. Weft 8 is twisted prior to or during picking. In Figs. 1 and 2 the weft from a spool 5 is clamped at 7 and passed through a twisting tube 9 which, during heat-up and cutting of a previously laid weft, is rotated to twist the yarn. In Fig. 6 the tube is continuously rotated and the weft passes straight through a ball 24 during picking, the ball being partially rotated as shown during heat-up to grip the weft. For multi-weft feed more than one tube may be located on a turret. The Specification states that the thread may be picked by a jet of air which is caused to "whirl" or by a gripper shuttle which is caused to rotate as it is picked by providing grooves or projections on the outside of the shuttle and picking it through a tube with helical grooves or projections.
Patent GB-1341144-A (GB)
Title: Casting composition containing aluminium a process fo preparing same and castings made from same
IPC: C22C37/10
Filed: 1972-02-03
Abstract: 1341144 Cast iron H RENAUD 3 Feb 1972 [4 Feb 1971] 5084/72 Heading C7A Alloy cast iron comprises:- Total and the balance being Fe. The alloy is melted, without the Si component; the melt is heated to about 1600C and treated with an additive comprising two parts of at least one Mg halide and one part powdered Ca; the slag is removed; and the required amount of Si is added (e.g. as ferrosilicon). A suitable additive is one third each of Mg F 2 , MgCl 2  and powdered Ca.
Patent GB-1464899-A (GB)
Title: Remote control arrangements
IPC: G08B27/00
Filed: 1974-02-04
Abstract: 1464899 Remote control HOCHIKI KK 4 Feb 1974 [7 Feb 1973 21 June 1973] 5107/74 Heading G4H A remote control arrangement utilizing a public address system comprising a microphone in a transmitter connected over a conductor to an electro-acoustic transducer on a receiving side, has a control signal generator in the transmitter with a switching selector for connecting it to the conductor, the receiving side having transducing means for detecting the output of the control signal generator and in response transmitting a non-audible signal into space, further means responding to the non-audible signal to control a device. The controlled device may be an emergency door, fire door, smoke exhausting fan or water discharge device. The non-audible signal may be electromagnetic, ultrasonic or light. The switching selector may disconnect the microphone when it connects the control signal generator, the signal from the latter being a high amplitude audio signal detected (at the transducing means) by virtue of sufficiently high amplitude and sufficiently long duration.
Patent GB-1040403-A (GB)
Title: Improvements in or relating to a brake pressure regulating valve
IPC: B60T8/26
Filed: 1965-02-05
Abstract: 1,040,403. Brake pressure regulating valves; valves. H. TEVES, E. A. TEVES, and M. TAUSEND, [trading as ALFRED TEVES MASCHINENUND ARMATURENFABRIK KOMM. GES.]. Feb. 5, 1965 [March 20, 1964], No. 5116/65. Addition to 1,011,651. Headings F2F and F2V. The valve of the parent Specification is modified so that the sealing element 11 between the valve closure element 7 and the guide ring 6 is mounted in front of the latter and the seat ring 5 bears against the guide ring 6 through a spring 23 and the sealing element 11.
Patent GB-916232-A (GB)
Title: Frequency drift detection apparatus
Inventor: WILSON JOHN ORR
IPC: H04L5/08
Filed: 1959-02-13
Abstract: 916,232. Automatic frequency control systems. CANADA, MINISTER OF NATIONAL DEFENCE. Feb. 13, 1959, No. 5173/59. Class 40 (5). In a multiplex frequency shift telegraphy radio receiver the received signals after frequency reduction to audio range are passed to an equal plurality of off-tuned frequency discriminators 13-20 and diode gates 21-28 are series connected between each lower tuned circuit 13-19 and a common output 31 and between each higher tuned circuit 14-20 and a second common output 32, the outputs being differentially combined in the output circuit of a D.C. amplifier 33 to operate through relays 36, 37 a motor 40 correcting any drift of the frequency of a local or beat frequency oscillator 41 producing the frequency reduction. The offtuned circuits 13, 14 of each discriminator may be series resonant C-L circuits with junctions connected to the diodes 21-28. Since each diode output biases to cut-off the other diodes having the same common output, the system is a diversity one reducing interference. The D.C. amplifier 33 may be a double triode with common cathode resistor to produce a push-pull output from anode circuits, each including the operating winding of one of a pair of polarized relays and the bias winding of the other relay so that one contact is made and the other held open and the motor driven one way or the other. A capacitor, between the grid of the D.C. amplifier provides a delay in operating the frequency control so that additional frequency shift information (or control) lasting up to one second may be received.
Patent GB-113538-A (GB)
Title: Improvements in or relating to Teapots and like Utensils.
Inventor: BACARISAS ALBERT MICHAEL
IPC: A47G19/14
Filed: 1917-04-14
Abstract: 113,538. Bacarisas, A. M. April 14, 1917. Pots.-In a teapot or the like without projecting parts, the spout is formed by a cavity e having sieve-passages f, and the handle c spans a recess b and is arranged under an air-chamber d for cooling the part of the lid h to which the thumb is applied. The spout may be protected by a part g, which is preferably hollow.
Patent GB-588682-A (GB)
Title: Improvements in and relating to gas cookers
IPC: F24C3/02
Filed: 1945-03-02
Abstract: 588,682. Gas cookers. FLAVEL & CO., Ltd., S., and JACKSON, W. A. March 2, 1945, No. 5295. [Classes 75 (i) and 126] A cooker unit, of box-like construction, is bridged inside by a plate which on its top supports a boiler jet unit or units and on its underside carries a grill. The bridging plate 8, cylindroconcave on its underside, is secured by screw pins 14 to angle brackets 6 on each side wall of the structure and supports boiler jet units 9 and 10 on its top while the grilling burner tube, with which are associated grid plates 12, is attached to its underside by means of screws 14'. An upper set of angle brackets 7 serves to support a top plate in which, situated above the burners, are openings for cooking rings 20. A top cover plate 17, when not in position, can be dropped into a recess 18 at the back of the structure so as to serve as a splash plate.
Patent GB-1188452-A (GB)
Title: Encapsulated Semiconductor Elements
Inventor: CLELFORD ANTHONY PETER
IPC: H01L23/26
Filed: 1968-02-02
Abstract: 1,188,452. Semi-conductor devices. WESTINGHOUSE BRAKE ENGLISH ELECTRIC SEMICONDUCTORS Ltd. 23 Jan., 1969 [2 Feb., 1968], No. 5359/68. Heading H1K. A semi-conductor wafer 1 is sandwiched between diaphragm-mounted copper contacts 2, 3. The metal diaphragms 8, 9 are soldered to ceramic housing rings 12, 13 which are themselves soldered to dished metal rings 16, 17. The construction is made such that the distance between the point 18 at which these metal rings 16, 17 are argon-arc welded together is sufficiently far from the point 15 (at the inner periphery of the ceramic rings) where the metal and ceramic rings have been joined that the heat generated does not break these joints. The embodiment shown is a thyristor with the gate contact strip 22, 23 brought out to the metal rings. The wafer, which is held between the copper contacts 2, 3 solely by externally applied pressure, is located within the housing by an insulating ring 20. During manufacture the housing may be evacuated and/or filled with inert gas via a tube 19 in one metal ring, the tube being then sealed by pinch welding and the interior of the housing being kept dry by a desiccant ring 21.
Patent GB-637382-A (GB)
Title: Improvements in and relating to electric discharge devices
IPC: H01J19/34
Filed: 1947-02-25
Abstract: 637,382. Thermionic valves. BRITISH THOMSON-HOUSTON CO., Ltd. Feb. 25, 1947, No. 5472. Convention date, Feb. 27, 1946. [Class 39 (i)] An electric discharge device comprises an envelope including an annular metal end wall 7 having a re-entrant portion, a lead-in conductor 12 extending through the re-entrant portion of the envelope and supported therefrom by means including an insulating seal, and a cathode, comprising a plurality of elongated conducting elements 13, supported from the lead-in conductor and contained substantially within an anode structure 1 forming a part of the envelope. The lead-in 12 supports one end of the cathode elements 13 and houses a cathode tensioning spring 23 ; it may be hollow to allow the circulation of cooling fluid through tubes 27, 28. The other ends of the cathode elements are connected to washer 19 which is supported by the conducting cylinder 20 attached to the end wall 7. Cylinder 20 is preferably slotted as at 21 to minimize stresses caused by thermal expansion. The end wall 7 may have a metal ring 35 bonded to it, a further massive terminal ring 36 being screwed to 35. Ring 36 has a large heat capacity and assists in cooling the seal 10 ; it may be provided with passages for cooling fluid. A disc 37 connected to lead-in 12 is separated from ring 36 by an insulating washer 39 so that it is effectively connected to it for high-frequency currents. The grid is supported from a cylindrical metallic portion 6 of the envelope by a cone 33. A tube 43 provided with apertures 44 directed towards the seal may be used to cool the seal between the end wall 7 and the glass portion 8.
Patent GB-1160597-A (GB)
Title: Novel Isoxazolo[5,4-6]Pyridines and the Preparation Thereof
IPC: C23G1/06
Filed: 1967-02-06
Abstract: 1,160,597. Therapeutic and herbicidal compositions. UPJOHN CO. 6 Feb., 1967 [4 March, 1966], No. 5653/67. Headings A5B and A5E. [Also in Division C2] Pharmaceutical compositions, contain as the active ingredient novel isoxazolo [5, 4-b] pyridines or acid addition salts thereof of the formula I and Ia wherein R is C 1-4  alkyl, phenyl, C 1-4  alkylphenyl; C 1-4  alkoxyphenyl or halophenyl, R<SP>1</SP> has the same meaning as R and in addition hydrogen, R<SP>11</SP> is phenyl C 1-4  alkylphenyl, C 1-4  alkoxyphenyl or halophenyl and n is 3 to 6 inclusive together with a pharmaceutically acceptable carrier. The above compositions containing compounds of formula I have antifungal properties and those containing compounds of formula Ia have antiinflammatory activity. Herbicidal compositions contain as the active ingredient compounds of the above formula I or their acid addition salts, particularly the trichloroacetic acid salts thereof, or the trichloroacetic acid salts of compounds of formula Ia. Mothproofing agents contain salts with fluosilicic acid.
Patent GB-596315-A (GB)
Title: Improvements in or relating to collapsible doors or partitions
IPC: E06B3/94
Filed: 1945-03-07
Abstract: 596,315. Collapsable gates. SHEARER, W. A., and OBERDORFER, J. S., and OBERDORFER, H. D., [trading as NEW CASTLE PRODUCTS]. March 7, 1945, No. 5663. [Class 45] [Also in Group X] A collapsable door or partition comprises a series of pairs of intersecting plates 41, 50, Fig. 1, the plates of each pair being centrally pivoted together on a pin 58 and each end of each plate being pivoted by pins 59, 60 to a plate of an adjacent pair, while the outermost pairs of the series are connected respectively to a stationary post 14 and a movable post 24, so that the whole forms an extensible and collapsable lazy-tongs system. More than one series of pairs of plates may be provided, the series being spaced one below another with their central pivot pins 58 in alignment, and the whole system may be supported by connecting the movable post and one or more of the hinge pins to wheeled trolleys 27, Fig. 3, running on a track 13. The plates 41, 50 of each pair are respectively of the shapes shown in Figs. 6 and 8, each plate 41 being provided with an aperture 44 to enable the associated plate 50 to be assembled therewith. The central pivot pins 58 are received in oppositely-directed, semicylindrical bearings 46, 55 in the plates, while the end pivot pins 59, 60 are received in cylindrical bearings 43, 57. On each side of its central pivot pin, each plate of each pair is bent, as shown in Fig. 1, to limit the closing movement and thus protect fabric coverings 16, 17 from injury. The plates at each end of each series are of half the length of plates of other pairs.
Patent GB-112362-A (GB)
Title: Improvements in Oil Extracting, Cooling and like Apparatus for use with Compressed Air.
Inventor: SMETHURST HERBERT
IPC: A23D9/02
Filed: 1917-04-23
Abstract: 112,362. Smethurst, H. April 23, 1917. Separators. - A p - paratus for cooling, heating, and extracting oil and moisture from compressed air comprises a casing a Laving within it a corrugated tube b through which the compressed air is passed and which contains a spindle d with flanged bobbinlike elements f upon it, the space between the casing and the tube serving for the circulation of a cooling or heating fluid and the flanges g, h ensuring intimate contact of the air with the internal surface of the tube. The larger flanges h are disposed opposite the larger portions and the smaller flanges g opposite the smaller portions of the tube, which is secured within the casing by nuts c on its screwed ends, the spindle d being supported by bridges e. The air enters at o into a chamber i below the casing and traverses wood-wool &c. n, supported by a perforated cylinder m, before passing up through the tube, on which the oil and moisture are deposited so that they fall into the chamber i, collect below a grid j, and are discharged at intervals through a blow-off pipe k. A hand-hole p permits accese to the chamber i. Several apparatus are preferably arranged in series so that the oil is extracted in the earlier ones and the final cooling of the air and the extraction of entrained moisture are effected in the later ones.
Patent GB-332524-A (GB)
Title: Improvements relating to the manufacture of grinding wheels, hones and the like
IPC: B24D3/14
Filed: 1929-02-21
Abstract: 332,524. Brunelli, L., Carra, G., and Sofia, F. Feb. 21, 1929. Plastic compositions containing abrasive agents.-Grinding-wheels, hones, &c. consist of waste from burnt coal formed into a mixture with (a) emery, corundum, carborundum separately or mixed together, and borax, or (b) emery, corundum, carborundum separately or mixed together, clay and powdered silica, or (c) finely powdered silica and boiled linseed oil. The mixture is moulded and heated at a temperature of 800‹ C to 1300‹ C.
Patent GB-727246-A (GB)
Title: Dicarboxylic derivatives of the heterocyclic series
IPC: C07D233/96
Filed: 1952-03-05
Abstract: Diacetic derivatives of the heterocyclic series are prepared by heating an ester of N,N1-ureidodiacetic acid with an aliphatic dicarboxylic acid chloride in which the carboxylic groups are directly linked to each other or have a substituted or unsubstituted methylene group between them.  The invention also comprises compounds of the general formula <FORM:0727246/IV (b)/1> wherein R denotes a C-C bond or a substituted or unsubstituted methylene group and R1 is an aliphatic radical.  In examples: the diethyl ester of oxalylurea N,N1-diacetic acid corresponding to the formula <FORM:0727246/IV (b)/2> is obtained by heating the diethyl ester of ureidoacetic acid suspended in benzene with oxalyl chloride until evolution of hydrogen chloride ceases (1); and a product of the formula <FORM:0727246/IV (b)/3> is obtained on boiling the diethyl ester of N,N1-ureidodiacetic acid in benzene with malonyl chloride under reflux (2).