baber/WOPTO huggingface dataset:
Patent GB-586048-A (GB)
Title: Improvements in binoculars with polarizing filters
IPC: G02B23/18
Filed: 1944-08-08
Abstract: 586,048. Binoculars. GLASSER, C. J. Aug. 8, 1944, No. 15049. Convention date, Aug. 6, 1943. [Class 97 (i)] Two pairs of polarizing plates, one before each eyepiece, are mounted to rotate about the same axis as the barrels for interocular adjustment, and one plate of each pair is rotatable relative to the other to vary the amount of light passing. The rotatable plates of each pair are connected to move together. As shown in Fig. 1, one pair of plates 6, 7 is mounted in a cup 16 attached to a sleeve hinge member 15 into which fits the hinge member 17 carrying a cup 18 supporting the other pair of plates 4, 5. The hinge members, held together by a screw 20, have an upwardly extending portion 21, Fig. 2, pivoted at 22 to a post 23 held by a spring-pressed plunger (not shown) so that, if desired, the post may be pulled forward against the action of the spring and the plates pivoted away from the eyepieces. The plates 4, 6 are held in rotatable cups 34, 33 which engage an endless cable 8, Fig. 2, attached thereto at 39, and crossing over at a pulley 35 so that anticlockwise rotation of the plate 4 produces clockwise rotation of the plate 6, spring-pressed pulley 36 providing tension on the cable.
Patent GB-165643-A (GB)
Title: An improved latch or bolt fastening for doors and the like
IPC: E05C1/10
Filed: 1920-06-03
Abstract: 165,643. Chaway, L. June 3, 1920. Latches, sliding; lockinq sliding latches.- The inner handle of a spring-pressed sliding latch or bolt is attached to a plate which operates a detent to secure the latch or bolt against operation by the outer handle. The inner handle j is mounted on a plate m resting in a recess in the bolt or latch c. The outer handle i is attached directly to the bolt. When the inner handle is slid to the right, it moves the-plate m, engaging a shoulder n on the latch or bolt c to withdraw it. When the latch or bolt is shot, movement of the handle j to the left causes the bevelled end o of the plate m to depress a detent p, pivoted to the casing a, to enter a recess q and lock the latch or bolt against withdrawal by the outer handle i. Fig. 3 shows a modification in which the detent p is replaced by a spring- retained catch r, housed within the bolt normally, but forced out to engage a hole t in the casing when the plate m is moved to the left. The plate m may be moved to release the detent from its engagement with the bolt or casing, from the outside, by a key k, the bit 3 of which engages a notch 6 in it.
Patent GB-1149480-A (GB)
Title: Nuclear reactor and refueling cell arrangement
IPC: G21C19/02
Filed: 1968-03-29
Abstract: 1,149,480. Fuelling reactors. WESTING- HOUSE ELECTRIC CORP. 29 March, 1968 [7 April, 1967], No. 15122/68. Heading G6C. A sodium-cooled reactor having a core 14 in a vessel 12 is refuelled by a machine 28 disposed in a cell 10, this machine being placed in position after removal of a shield plug 18 acting as the vessel cover. The space above the sodium level 20 is filled with an inert gas 24 and the space 11 of the cell 10 is similarly filled. To prevent sodium vapour escaping from the vessel 12 into the space 11 when the plug 18 is removed a circulation of inert gas is maintained across the opening 26 formed by the plug removal. This gas is supplied by distributers 32 connected through conduits 44, 47 to the downstream side of a blower 35 and is withdrawn by collectors 34 connected through conduits 42 connected to the upstream side. The gas circuit includes a cooler 38, purifier 39 and filter 40. Conduit branches 41, 46 connected to inlets 36 and outlets 37 serve to maintain circulation of the atmosphere in space 11.
Patent GB-329505-A (GB)
Title: Improvements in or relating to fluid pressure indicators for pneumatic tyres and other inflated bodies
IPC: B60C23/00
Filed: 1929-05-15
Abstract: 329,505. Turner, W. May 15, 1929. Pneumatic-tyre pressure gauges.-Comprises a particular construction of the kind which is applied directly to the valve nipple after removal of the cap. The pressure cylinder a has screwed into one end an enlarged cap b provided with a recess to receive an indiarubber washer e. This recess has a central aperture f through which a pin g passes and is screwed into the opposite wall of the part b. The outer end of this pin projects beyond the washer e to form a valve depressor. A clearance is provided between the pin g and washer e to throttle the entrance of air to the gauge. One end of a tension spring h is anchored to the pin g the other end being screwed on to a thread cut on the stem of the piston i this providing an adjustable connection. The piston has a cup-leather j and is coned at the end engaging loosely the friction-tight cylindrical head l of an indicator stem k of triangular cross-section which passes through the aperture o<1> in the cap o. A hole n is provided in the head l to break any possible vacuum between the head l and piston i.
Patent GB-245663-A (GB)
Title: Improvements in buckles
IPC: A44B11/24
Filed: 1925-06-11
Abstract: 245,663. Sephton, F. S. June 11, 1925. Buckles.-The curved end bar 5 of the frame 1 of a buckle intended more especially for harness is so situated relatively to the centre of the bar 3 on which the prong 2 pivots that a line drawn from the centre tangent to the curved surface meets the surface approximately at its centre. The forward and rearward edges of the bar 5 are rounded as shown. Specification 1265/86 is referred to.
Patent GB-1007247-A (GB)
Title: Internal combustion engine poppet valve assembly apparatus
Inventor: PIPER FRANCIS RAYMOND
IPC: B23P19/04
Filed: 1963-04-18
Abstract: 1,007,247. Assembling poppet valves. VAUXHALL MOTORS Ltd. April 9, 1964 [April 18, 1963], No. 15291/63. Heading B3A. In the assembly of split-collar members 7 on a valve stem 11, a cylinder head 3 is mounted on a pallet and indexed to bring two valve stems 11 into register under an assembly head 15. The head 15 is moved downwards to engage a spring retainer 6 and compress the valve spring 5 until a retaining groove in the valve stem lies approximately in the plane of carrier plates 20. A ram connected to arms 28 of actuators 26 is then operated, the initial operation of which trips pawls 34 to release a pair of collar members 7 down shoots 31. Further movement of the ram brings actuator cam faces 25 into engagement with carrier plate cam faces 24 which move inwardly and press the members 7 against the valve stem 11. The actuators 26 are withdrawn and the head 15 retracted allowing the spring retainer 6 to grip the members 7. As the actuators 26 rise, pawls 34 are returned to their original position and pawls 33 are actuated to drop a pair of members on to the pawls 34. In an alternative embodiment spring-loaded plungers are mounted in the carrier plates to engage the split collar members which rest on the carrier plates. The plungers remain in contact with the members as the plates are withdrawn until they are secured by the retainer.
Patent GB-272522-A (GB)
Title: Process for the distillation of solid fuels at low temperatures
IPC: C10B53/08
Filed: 1927-06-09
Abstract: 272,522. Compagnie des Mines de Bruay. June 14, 1926, [Convention date]. Coking processes.-Solid fuel is agglomerated and distilled at low temperature in a mass of grains of silica or the like so that each piece is coated and prevented from fusing with the adjacent pieces. The fuel, such as bituminous coal, which may be powdered, is dried and mixed with undried coal, the mixture being moistened with a solution of gum arabic or a soluble sulphite cellulose and formed into briquettes. The briquettes are dropped on to an endless conveyer covered with a layer of finely divided silica, magnesia, kieselguhr, or metal filings and are dried in a current of hot gas at below 100‹ C. More of the finely divided material is poured on to the conveyer band and falls with the briquettes into the hopper which supplies the containers passing through a tunnel oven in which the temperature is raised in steps from 100' to 560‹ C., volatiles and tar being collected.
Patent GB-612369-A (GB)
Title: Improvements in or relating to control aerofoils such as ailerons
IPC: B64C3/58
Filed: 1946-05-22
Abstract: 612,369. Control surfaces for aircraft. MARTIN CO., G. L. May 22, 1946, No. 15480. Convention date, Nov. 4, 1942. [Class 4] A hinged control surface, more particularly an aileron 2, is mounted so that the axis 8 of its hinges 6, 7 lies approximately in the plane of the upper wing surface, and sealing members 9, 11 are provided between the hinges to prevent the flow of air through the passage between the control surface and wing. As shown, the sealing member 9 is provided with a bead 10 making line contact with the member 11. The nose portion of the aileron is so shaped that it does not project below the lower surface of the wing when the aileron is raised, but it carries a slat 12 which is projected into the lower airstream at a negative angle of incidence when the aileron is so operated.
Patent GB-671952-A (GB)
Title: Improvements in combined ampoule filling and sealing machine
IPC: B65B3/00
Filed: 1949-06-10
Abstract: 671,952. Rotary conveyers. COZZOLI, F. J. June 10, 1949. [July 24, 1948] No. 15536/49. Class 78 (i). [Also in Groups VI, XVII, XXIII and XXVIII] In a combined filling and sealing machine for ampoules (see Group VI), the ampules after being conveyed past the filling station by an intermittently operated endlesschain conveyer C, are passed by an accumulator and transfer device AC to the rotary table 150 of a tube-sealing machine SM. The device AC comprises a tongue element 120 which directs the ampules, when urged singly by a cam-operated pusher 124 into a channel 123 from which they are taken up singly in a notch in a continuously rotating disc 140. A spring tensioned circular guard 145 maintains the ampoules upright in the notch. The anti-clockwise continuously rotating table 150 carries a series of equally spaced pairs of rollers 151 each of which is associated with a sealing mechanism. The filled and sealed ampules are extracted by a tongue element 254 and delivered into a channel 255.
Patent GB-1259681-A (GB)
Title: Automatic washing machine control apparatus
Inventor: HAMILTON NEVILLE
IPC: D06F34/08
Filed: 1969-03-25
Abstract: 1,259,681. Control of D.C. motors. HOOVER Ltd. 23 March, 1970 [25-.March, 1969], No. 15607/69. Heading H2J. A washing machine is driven by a series motor 10 which is connected to an A.C.source through a thyristor 18 for spinning operation at high speed, and tumbling operation at low speed with periodic reversal. A sequence controller is manually operable and is associated. with the trigger circuit of the thyristor. The armature of the motor is connected with reversing timer contacts 21, 22, as well as contacts 25, 26, which connect the armature directly between bus bars 23, 24, during the spinning operation. A level responsive switch 31 is in the " empty " position 31 /2 during a a forward spinning; operation. If the sequence controller is then moved to a tumbling position and the contacts 21, 22, call for reverse rotation of the motor, the controllercontact 34, will open andcontact 33 will close. The motor is thus disconnected from the supply terminal and from a free-wheeling diode 30 whereby there is no path for circulating current through the diode. This prevents overloading.
Patent GB-167356-A (GB)
Title: Improvements in walls
IPC: E04B2/40
Filed: 1920-06-10
Abstract: 167,356. Fidler, D. C. June 10, 1920. Double walls with concrete fillings; wall-ties.- A concrete wall is formed by casting semi-liquid concrete between permanent breeze-concrete slabs, which are held in place by ties c nailed to the slabs and with upturned ends to embrace the slabs above.
Patent GB-923763-A (GB)
Title: Colorimetric determination of lactic dehydrogenase
Inventor: BROIDA DANIEL
IPC: C12Q1/32
Filed: 1961-05-01
Abstract: Lactic dehydrogenase, e.g. in serum, spinal fluid, yeast, bacteria, plants or tissues, is determined colorimetrically by reacting a known amount of pyruvic acid or a pyruvate with an excess of dihydrodiphosphopyridine nucleotide in the presence of said enzyme under known conditions, adding a known amount of a hydrazine capable of reacting with all of the pyruvic acid or pyruvate to form a coloured hydrazone and determining the optical density of the solution.  Specified derivatives are 2:4-dinitrophenyl-hydrazone and 3-quinoylhydrazone, and sodium hydroxide may be added to assist formation.  Details are provided of preferred concentrations of solutions, pH's and temperatures. The result is determined by reference to a previously prepared calibration curve.
Patent GB-354877-A (GB)
Title: Improvements in or relating to typists' tables and the like
IPC: A47B21/00
Filed: 1930-05-23
Abstract: 354,877. Desk tops. WOODS, W., Rosemary, Oxenpark, Preston, Harrow, Middlesex. May 23, 1930, No. 15907. [Class 52 (iii).] The top of a typists' or like desk is formed with a series of compartments arranged to contain paper and other requisites beneath a top surface adapted to receive a typewriter, and one or more of these compartments is fitted with a movable partition or other member adapted to move the front edge of a stack of paper in the compartment forward to its front edge. The Figure shows a top consisting of two superposed pieces 2, 3 of plywood connected at the rear and sides by spacing members such as the part 4. Partitions such as 14, 18, 29 divide it into compartments 22 &c., closed by lids 26 &c. Certain of them are fitted to receive, for example, inkwells, pens, pins, and clips. The partitions 29 at the rear of the larger compartments are moved forwards by flat spring arms housed in slots 32 in the side walls of the compartments ; after raising the lids 26, these arms and the partitions 29 may be pushed forwards so as to push forward the paper in the compartment. A large compartment near the centre of the table has a pair of hinged lift-up lids with front edges extending slightly beyond the front closing wall of the compartment. The other top parts of the desk have recessed front edges 36. The device may be made as a top for attachment to existing tables, or may be made with legs or supports so as to form with them a complete table.
Patent GB-185826-A (GB)
Title: Improvements in apparatus for cutting or dividing diamonds
IPC: B28D5/02
Filed: 1921-06-09
Abstract: 185,826. Day, B. J., and Groesser, J. June 9, 1921. Gems, treating; severing.-A diamond is cut by a rotating disc treated with diamond dust and oil, &c. and is held between two holders 30, one fixed and the other adjustable on a square shaft 26, which is itself rotatably and longitudinally adjustable in a holder 21 mounted by means of a bush 19, bolt 20 and set screw 23, mounted in the lower end of a plunger 17, which is fed downwards through its supporting collar 18 by a weight 40, for which a spring may be substituted. V-shaped projections 19<a> are formed on the bush 19 to facilitate its exact replacement after removal. The framing with the collar 18 is adjustable in a socket with a clamp 10<a> and the vertical descent of the plunger is limited by a stop collar 13. In the event of an upward blow on the diamond, as from a broken cutting-disc, teeth on a ratchet bar 56, pivoted to the plunger, give a partial rotation to a bar 49, whereupon a lug 53 thereon registers with a slot in the collar 18 and permits a spring 51 to push the end of the bar 49 into engagement with teeth 47 cut on the guide rod 12a, whereby the downward feed of the plunger is stopped. An electric lamp or alarm may be operated by the inward motion of the bar 49. A stop is provided to put the ratchet bar 56 out of action.
Patent GB-234311-A (GB)
Title: Improvements in air washing and conditioning devices
IPC: B01D47/08
Filed: 1924-07-03
Abstract: 234,311. Marks, E. C. R., (Drying Systenas, Inc.). July 3, 1924. Rotary apparatus.-Air is sprayed with liquid by means of a rotary roller working in conjunction with an adjustable deflector plate & one end of which extends into the liquid.
Patent GB-627222-A (GB)
Title: Improvements in and relating to drying machines
IPC: F26B17/10
Filed: 1946-05-28
Abstract: 627,222. Drying granular material. PAGGI, G. May 28, 1946, Nos. 16122 and 16123. Convention dates, March 7, 1941 and Dec. 24, 1941. [Class 34(ii)] In a drying machine of the type in which granular material is conveyed by a passage of the drying gases, the drying and conveying medium is caused to flow successively through a plurality of ducts 18, 19, provided with means for periodically reversing its direction of travel by means of flap type gratings 1, 5, lattice screens, or adjustable baffles, and/or one or two more local enlargements, Fig. 9, in crosssectional area adapted to cover or vary the flow of material.
Patent GB-432829-A (GB)
Title: Improvements in and relating to motor road vehicles
IPC: B62D61/08
Filed: 1934-05-30
Abstract: 432,829. Three-wheeled motor vehicles. BRIGHTMAN, S. T., 29, St. John's Street, Bedford. May 30, 1934, No. 16154. [Classes 79 (iii), 79 (iv), and 79 (v)] In a motor tri - car having two front steering wheels 2 and a single rear driving wheel 3, the drive is transmitted through a propeller shaft 40 and worm 49 to a wormwheel 48 on a sleeve 47 surrounding a fixed axle 42, Fig. 9, the wheel 3 and, preferably also the brake drum 53, being attached to a flange or disc 51 on the sleeve. The shaft 40 is connected through a gearbox 16<a> to an engine 12 located at the side of the driver's seat behind the dash 7. The engine preferably drives the dynamo and magneto through spur gearing 69, 70<a>, and is enclosed by a cover 29 hinged to frame supports 30. The seat may be carried on supports 39<a>. The dash 7 carries fuel, water and lubricant tanks 19, 20, 21. An air scoop 65 may convey cooling air to the engine and to passages passing through the water tank 20. Fig. 1 shows the invention applied to a commercial type of vehicle with a box carrier 4. In a modification, the box carrier is replaced by a dummy radiator and bonnet with seating accommodation for one or two passengers forward of the dash. The steering column 22, Fig. 3, terminates in a bevel pinion 23 engaging a quadrant 24 on a forwardly extending shaft 25 mounted in bearing brackets 26, 26<a> and connected by lever arms 27 to threaded sleeves on the ends of separate track rods 28 imparting equal movements to the wheels 2. The rear axle is carried by brackets 35<a>, Fig. 7, attached to frame extension members 34 connected to the main frame longitudinals 1 by pivots 35 and leaf springs 36 clamped between the flanges of the members 1 by blocks 39 and bolts 37, the rear mudguard 33, Fig. 1, being connected thereto by stays 34a so as to maintain a constant distance from the wheel 3. The rear axle, Fig. 9, is in two parts 42, 45, with a screw threaded connection 44, the ends being clamped in the brackets 35<a> by nuts 43<a>, 46. The sleeve 47 is mounted in ball bearings in a casing comprising castings 43, 61, 62 assembled by bolts 61<a>, the part 43 being secured to the bracket 35<a> and the part 62 carrying the brake cams 55 and operating linkage 56.
Patent GB-337019-A (GB)
Title: Improvements in the polymerisation of diolefines
IPC: C08F36/04
Filed: 1929-05-25
Abstract: 337,019. Johnson, J. Y., (I. G. Farbenindustrie Akt.-Ges.). May 25, 1929. Caoutchouc, synthetic.-In the polymerization of diolefines by the action of alkali or alkaline earth metals or mixtures or alloys of the same with one another or with other metals' in the presence of organic solvents, the solutions of the polymerization products are continuously removed from the catalyst as soon as the polymerization is effected, for instance by introducing the diolefine into a flowing stream of solvent at a point where it has not yet reached the catalyst or by employing a flowing solution of the diolefine. Suitable solvents are petroleum ether. ether, cyclohexene, benzene and the like, and atmospheric, reduced, or increased pressure may he used. The products are often unsuitable for the production of soft rubber, but are suitable for the production of hard materials as described in Specification 323,012 or of threads, hands, foils, films, discs. &c. according to Specifications 327,164 and 329,000 and may be worked up into hard rubber. In the examples, butadiene is polymerized in ether and hexamethylene solution respectively by sodium, using a Soxhlet extraction apparatus.
Patent GB-727952-A (GB)
Title: Shuttle check for loom
IPC: D03D49/52
Filed: 1953-06-12
Abstract: 727,952. Shuttle box swells. CROMPTON & KNOWLES LOOM WORKS. June 12, 1953 [June 25,1952 ; March 30, 1953], No. 16207 /53. Class 142(2). A shuttle box swell is secured to the outer end of the box by a link L, a spring 56 urging the swell against a stop 22. When a shuttle enters the box, it engages an inclined part 40 of the swell and the inner end B1 is moved out of the box and operates shuttle protection mechanism 5, the shuttle being checked by the outer end of the swell which pivots around the end 66 of the link. When the shuttle is picked, the link pivots about its end 65 and allows the swell to move longitudinally and transversely of the box to free the shuttle. An adjustable stop 52 and a fixed stop 28 limit the movement of the swell. In a modification, Fig. 13, the link is connected to the swell and to the box by two universal joints comprising pins 82, 83 and balls 80, 81. With this construction the face 96 of the swell can align itself with the adjacent shuttle face 95. The joints are lubricated by a grease nipple 90. The swell may be made of wood and have a facing 39 of leather, and may have a recess 37 filled with elastic material 38.
Patent GB-708600-A (GB)
Title: Couplers for microwave transmission systems
IPC: H01P3/08
Filed: 1952-06-27
Abstract: 708,600. Impedance networks. STANDARD TELEPHONES & CABLES, Ltd. June 27, 1952 [June 29, 1951], No. 16252/52. Class 40 (8) A microwave transmission system includes a coupling device making use of the so-called " line-ground " system described in Specification 704,050. The coupling comprises two line conductors 1, 9 which are spaced from a ground conductor 2 by the thickness of an insulator 3. The conductors 1, 9 may be printed on the insulator 3. The ground conductor 2 is wider than the line conductors and may comprise one of the walls of the chassis of the apparatus. A length #/2 of the line 9 runs parallel to the line 1, the distance between the lines determining the degree of coupling. In order to obtain directional coupling, an attenuator pad 11 of lossy, conductive material is disposed on or adjacent to a terminating portion 10 of the line 9 in the manner described in Specification 708,589. The line 1 may be connected to a coaxial input line 5 in the manner shown in Fig. 2 a dielectric bead 7 being inserted in the end of the coaxial line to compensate for the discontinuity caused by the joint 6. The line 1 may lead to a transmitter, receiver &c. 8. Fig. 4 shows a non- directional coupling arrangement. The terminal portions 14, 15 of the line 13 are turned at right angles to the line 1 and the parallel portion is continued beyond the terminal portions for a distance #/4. The outer ends of the #/4 portions 16, 17 are connected to the ground line 2 at 18, 19. A directional coupling may be obtained if one connection such as 14 is omitted with or without omission of the grounded section 17. The remaining section 16 then presents a highimpedance termination. The insulation 3 may be dispensed with, the conductors being supported above the ground conductor, e.g. by the ground connections 18, 19.
Patent GB-556260-A (GB)
Title: Device for use when slicing bread
IPC: B26B29/06
Filed: 1942-11-17
Abstract: 556,260. Bread slicers. BUTTERFILL, J. C. Nov. 17, 1942, No. 16257. [Class 28 (ii)] An arched cage-like member 1 having its edges 5 secured in grooves in the sides of a bread board 2 or outside the edges of the board is formed from a rectangular metal sheet or of synthetic resin. The board has a stop 6 for the loaf and may have a raised portion 7 inside the cage.