baber/WOPTO huggingface dataset:
Patent GB-165992-A (GB)
Title: Improvements in or relating to sheet delivery apparatus for printing machines
IPC: B65H29/36
Filed: 1920-04-26
Abstract: 165,992. Winkler, C. April 26, 1920. Delivery apparatus. - A sheet-delivery apparatus consists of the combination with sheet receiving tapes, driven periodically at two different speeds as described in Specification 102,122, of a dropsheet delivery apparatus of the kind in which endless tapes are carried by a pair of shafts adapted to be reci. procated in planes one above and one below the delivery table, the tapes having an independent movement round the shafts to deliver the sheet. As shown, the tapes c receive the sheets from the impression cylinder at the surface speed of that cylinder and transfer them at a reduced speed to endless tapes k passing round guide rollers m, m<1>, m<2>, m<3>, m<4> and shafts l, l<1>, which are secured, to endless chains n which are oscillated by the spur-wheel h on the oscillating impression cylinder, spur-wheel h<1>, and sprocket-wheels o, p. The chains n are guided by rollers q, r, s, t.
Patent GB-799418-A (GB)
Title: Improvements in or relating to dust caps for cycle pedals
IPC: B62M3/08
Filed: 1956-04-17
Abstract: 799,418. Reflex reflectors. LOO, H. VAN DE., and DREISER, O., [trading as UNION SILS, VAN DE LOO & CO.]. April 17,1956 [April 20, 1955], No. 11596/56. Class 3(2) A cycle pedal dust cap 1 is provided with a plurality of apertures 3 each receiving a carrier body having a reflector of mouldable material embedded therein.
Patent GB-474047-A (GB)
Title: Improved installations for illumination
IPC: F21S4/00
Filed: 1936-04-23
Abstract: 474,047. Supporting lamps. SOC. ANON. POUR LES APPLICATIONS DE L'ELECTRICITE ET DES GAZ RARES ETABLISSEMENTS CLAUDE-PAZ &SILVA. April 23, 1936, No. 11641. Convention date, Feb. 7. [Class 75 (iii)] In means for illuminating a space between distant supports, e.g. parts of a metal framework to be illuminated, plates 11 carrying electric lamp sockets 18 are slidably mounted by means of tubular ends 14 on cables 1, stretched between the supports 9, 10, and are connected by one or more cables 15 by means of which they may be drawn up to one or other of the supports for inspection &c. The cable 15 is connected to winding devices on the supports and the cables 1 may extend horizontally or vertically. The lamps are supplied through flexible conductors 16, 17. Tubular discharge lamps are mounted in elongated reflectors secured as by hooks between plates slidable on the cables 1, tractor cables 15 being connected to the end plates.
Patent GB-748865-A (GB)
Title: Improvements relating to the manufacture of dart and like boards
IPC: F41J3/00
Filed: 1952-06-08
Abstract: 748,865. Dartboards &c. HASTINGS, P. H. Sept. 8, 1953 [June 8, 1952], No. 11646/52. Class 132(3) [Also in Group V]. A dartboard or the like is formed of segments cut from compressed fibrous material mixed with a binding agent, the segments then being united to form a planar whole. Fig. 4 shows a mould 11 in which sisal or other vegetable fibres mixed with binding such as rubber latex or casein adhesive are compressed. If latex is used, the compressed mass may be vulcanized in the mould. Segments 10a, 10b of a thickness equal to that of the required board are then formed by transversely cutting the compressed mass which may be several feet in length, the segments being united preferably with a constricting pressure to form a board, Fig. 2, which may be provided with a retaining band. The board may comprise more than two segments (Fig. 3, not shown), which may be of a thickness a fraction of that of the board and built up laminar fashion, the joints of one layer crossing the joints of the or an adjacent layer preferably at right angles. A rigid board may be interposed between the layers. According to the Provisional Specification the mould may be operated by hydraulically operated rams. A backing for the board may be provided.
Patent GB-513737-A (GB)
Title: Improvements in and relating to driving mechanisms for high speed pumps
IPC: F04B43/02
Filed: 1938-04-19
Abstract: 513,737. Actuating air pumps. TRIGGS. W. W. (Trico Products Corporation). April 19, 1938, No. 11688. [Class 8 (i)] A pump such as the diaphragm pump described in Specification 492,029 is driven by a pulley 43 held in frictional contact with the external surface of a driving belt of the vehicle carrying the pump. The pulley shaft has a cranked portion 38 on which a roller 58 rotates freely to actuate a lever 35 secured to the pump rod 13. The roller encloses bushings at the ends separated by a lubricating member in the middle of porous bronze or felt. The bushings may be of wood ; heat may be dissipated by a metal fin with a radially slit disc on the end. The pump casing may be anchored by a bolt which supports the generator from the engine block and adjustably supported by brackets from the generator casing.
Patent GB-241474-A (GB)
Title: A draughtproof door and window silencer
IPC: E06B7/23
Filed: 1925-05-06
Abstract: 241,474. Dann, S. May 6, 1925. Draught excluders; rattling of windows and doors, preventing. - A silencer and draught excluder for doors and windows is made from a strip of rubber &c. bent over and joined by solution at the edges, so as to form a tube a and integral projecting part b.
Patent GB-548157-A (GB)
Title: Piezoelectric crystal apparatus
IPC: H03H9/19
Filed: 1941-09-12
Abstract: 548,157. Piezo-electric crystals. STANDARD TELEPHONES & CABLES, Ltd. Sept. 12, 1941, No 11698. Convention date, Sept. 18, 1940. [Class 40 (v)] A piezo-electric quartz crystal 1 vibrating in a flexure mode is cut with the plane of its major surface parallel to the X axis, the length dimension is at an angle # of between 64 degrees and 73 degrees to the Z axis measured in the YZ plane and at an angle # of 45 degrees or 135 degrees to the X axis measured in the XY plane. The ratio of width to length W/L is in the range .05 to .08 corresponding values of W/L and # being chosen to give a zero temperature coefficient. Graphs are shown relating these quantities and frequency so that a zero temperature coefficient crystal may be designed for any frequency and having convenient dimensions. Fig. 3 shows the crystal with two pairs of oppositely energized electrodes as 10, 11, connection being made at the nodes 5 either by suspension wires or clamping pins for example by the means described in Specifications 239,175, [Class 40 (v)], and 467,724. Specification 540,184 and U.S.A. Specification 2,204,762 also are referred to.
Patent GB-527669-A (GB)
Title: Method of producing high grade twisted metal rods, bars and the like
IPC: B21D11/15
Filed: 1939-04-18
Abstract: 527,669. Altering physical structure. HEROLD, W. April 18, 1939, No. 11728. [Classes 83 (ii) and 83 (iv)] Making rods and bars.-In a method of producing high grade metal rods and bars, particularly for concrete reinforcement, the bars are twisted in the cold and simultaneously subjected to a tensile force which does not exceed the tensile yield point of the material. The tensile force may be constant or varied during the twisting. Specification 472,744 is referred to.
Patent GB-291210-A (GB)
Title: Improvements in or relating to signs
IPC: G09F13/06
Filed: 1927-05-03
Abstract: 291,210. Miller, C. E. May 3, 1927. Signs.-A sign plate is made by taking a sheet or plate A, treating it so as to form a series of nearly perforated punchings or stampings B and then by using a suitable implement, pushing out the discs or the like in the stampings so as to form the required design C. The design may be covered with a sheet of transparent paper which may be coloured and a glass cover may be used.
Patent GB-385317-A (GB)
Title: Improvements in or relating to sheet feeding mechanism for printing machines
IPC: B41F21/05
Filed: 1931-04-21
Abstract: 385,317. Printing machines. NICKE, M. A., 42, Morscherstrasse, Frankenthal, Pfalz, Germany. April 21, 1931, No. 11767. [Class 100 (i).] Sheet-registering devices ; gripper mechanism. - In sheet-feeding devices comprising oscillating grippers 37, Fig. 4, for transferring sheets 32 from a feed board to grippers 20 on an impression cylinder 18, the shaft 1 of the transfer grippers 37 is oscillated by means of a pair of forked arms 2, 13, Fig. 1, connected together and alternately engaged respectively by a stud 22 on the impression cylinder and a stud 30 on a second rotating member 31 geared to the impression cylinder. The arm 2 is fixed on the shaft 1 and the arm 13 on a shaft 12 and the arms are connected by a parallel-motion link 16. An extension 4 of the arm 2 is pivoted to a spring- controlled rod 6. The swinging motion of the arms 2, 13 is limited by stops 26, 27. The stud 22 is located at the middle of the support 19 of the grippers 20, and ring sections 28, 29 are provided on the impression cylinder to guide the arm 2 when it is not engaged by the stud 22. The grippers 37 are opened and closed by means of a roller arm 40 and a rocking guide 42 of concave circular form, actuated by a cam disc 44 on the impression cylinder.
Patent GB-114258-A (GB)
Title: Improvements in and relating to Sound-boxes or Reproducers of Talking Machines or Sound Reproducing Apparatus.
Inventor: HARRIS HARRY WIGHTMAN
IPC: H04R7/04
Filed: 1917-08-17
Abstract: 114,258. Harris, H. W. Aug. 17, 1917. Sound-magnifying appliances.-An iris diaphragm is fitted behind the soundbox of a gramophone for regulating the sound. It is formed of pivoted leaves 38 controlled by an arm 33 moving in a slot in the casing 23, which is attached to the plate 26 secured with intervening insulating-material 25 to the back of the sound-box. The arm 33 may be operated directly or by a Bowden wire connected to a lever fitted with a retaining ratchet. A spring may be used to return the diaphragm to normal position.
Patent GB-183803-A (GB)
Title: Improvements in variable speed power-transmission mechanisms
IPC: F16H25/06
Filed: 1922-04-27
Abstract: 183,803. B³ttner, G. M. July 29, 1921, [Convention date]. Variable-speed gearing as described in Specification 177,854, in which a driving-eccentric d is connected to an internal cam-ring g by rings which wobble loosely round pins fixed to a carrier b is modified. The connection between the eccentric d and ring g is in the form of pairs of eccentrics e<1>, e<11> in opposite phase upon axle pins e having conical ends. The cam ring is in the form of a ring of rollers f supported upon conical bearings. A is the driving-shaft, and B the driven shaft. Specifications 178,105 and 179,531 are referred to.
Patent GB-382881-A (GB)
Title: Improvements in or relating to super-regenerative receivers
IPC: H03D11/02
Filed: 1932-04-25
Abstract: 382,881. Valve circuits. MARCONI'S WIRELESS TELEGRAPH CO., Ltd., Strand, London.-(Assignees of Roberts, W. van B. ; 155, Hodge Road, Princeton, New Jersey, U.S.A.) April 25, 1932, No. 11877. Convention date, April 24, 1931. [Class 40 (v).] A super-regenerative receiver specially designed for compactness and portability comprises a valve 1 having a tapped plate inductance 17 coupled to a tapped input inductance 5, and a low frequency oscillation circuit consisting of a choke 8 with fixed shunt condenser 12 and condenser 14. The grid coil 5 is tuned by a variable condenser 10 with a series variable resistance 11. The relation between feedback and damping is periodically varied by the low frequency oscillations in the circuit 8, 12, 14 and anode source B. The valve is designed to work with 3 volts heating voltage and 4¢ volts anode supply and the whole receiver may be housed in a small cigar box. The circuit comprising inductance 5 acts as an aerial. Specification 246,592, [Class 40 (v), Wireless signalling &c.], is referred to.
Patent GB-1090446-A (GB)
Title: Improvements in or relating to crankshafts
Inventor: SCHEUFLER ROLAND
IPC: F16C3/08
Filed: 1966-03-17
Abstract: 1,090,446. Crank-shafts. KARL SCHMIDT G.m.b.H. March 17, 1966 [May 11, 1965], No. 11887/66. Heading F2U. In a cast or forged crank - shaft, " U " -  shaped depressions 4 are formed in one or both sides of webs 5 to avoid stress concentration, the width of the depressions increasing from the crank-pin radially outwards to the edge of the webs.
Patent GB-456118-A (GB)
Title: Improvements in devices for feeding furnaces with fuel
IPC: F23K1/00
Filed: 1936-04-27
Abstract: 456,118. Impact pulverizers. ELEKTROWERKE AKT.-GES., 112, Kurfiirstenstrasse, Berlin. April 27, 1936, No. 11888. Convention date, April 27, 1935. [Class 59] [See also Group XII] A device for feeding fuel to furnaces in a dried pulverized state of the kind described in Specification 348,977, [Group XII], is modified by arranging the channel e supplying a gas current to the chamber b below the level of the axle of the grinding device d.
Patent GB-1499401-A (GB)
Title: Apparatus for drying or conditioning elongate material
IPC: F26B13/10
Filed: 1975-03-21
Abstract: 1499401 Drying webs BRADBURY SAUNDERS Ltd and J KENYON 21 March 1975 11955/75 Heading F4G An apparatus for applying a stream of hot air to a web, e.g. of wallpaper, comprises a stationary support 5, 7, 9, see also Figs. 2, 3 (not shown) and means 3 for directing hot air on to the web located on the side opposite to the support to press the web against the support. The apparatus shown comprises two ducts 1, 21, each having hot air outlets 3, 23 directed at a web passed round a roll 35 from roller 31, to roller 39, The supports comprise transverse rods 5, 9 mounted on bars 7, and they are adjustable relative to the air outlets by turning a wheel 15 connected by rod 17 and arms 19 to the bars 7. Air is recycled in a circuit which includes a heater and a fan.
Patent GB-540846-A (GB)
Title: Improvements in electric flash lamps
IPC: F21K5/08
Filed: 1940-07-20
Abstract: 540,846. Flash-lamps. BRITISH THOMSONHOUSTON CO., Ltd. July 20, 1940, No. 11960. Convention date, July 22, 1939. [Class 9 (ii)] An electric flash-lamp comprises a sealed envelope containing a combustion-supporting atmosphere and combustible material with means for causing ignition, the combustible material comprising a quantity of relatively fine metallic filament 18 directly surrounding the ignition means 11, and a quantity of relatively heavy metallic filament 17 having a slower rate of combustion contacting with the lighter filament. In order to retain the heavier filament in position within the bulb, the inside surface is coated with cellulose acetate just prior to the insertion of the wire therein so that the wire becomes stuck to the bulb at various points. The ignition means consists of a wire coated with a layer of mixture composed of magnesium and zirconium metal powders, potassium perchlorate and nitro-cellulose. A transparent varnish or lacquer may also be used on the outer surface of the bulb. Specifications 491,206 and 507,880 are referred to.
Patent GB-753389-A (GB)
Title: Improved apparatus for servicing television receivers
IPC: H04N17/04
Filed: 1954-04-26
Abstract: 753,389. Cabinets. TELEFUNKEN GES., [formerly TELEFUNKEN GES. FUR DRAHTLOSE TELEGRAPHIE]. April 26, 1954 [April 25, 1953 ; June 11, 1953 ; July 8, 1953], No. 11996/54. Class 52(3). [Also in Group XL(b)] A portable cabinet containing television receiver test apparatus (see Group XL(b)) is formed with compartment 41 to house a separate test meter 31 and electric leads 42-44, and has a detachable lid 40 carrying a hinged mirror 55 that may be used to observe the screen of a receiver under test whilst working behind it. As an alternative, the entire inner surface of the lid may be covered by a mirror. The back of the cabinet carries a loudspeaker covered by a flap which is preferably constructed so that it may be pushed into the cabinet like a venetian blind.
Patent GB-1205048-A (GB)
Title: Cyclopentadecenones
IPC: C07C45/85
Filed: 1967-12-08
Abstract: 1,205,048. Cyclopentadecenones. R.FIRMENICH, G. FIRMENICH, R. E. FIRMENICH, and F.-H. FIRMENICH, [trading as FIRMENICH & CIE]. 8 Dec., 1967 [8 Dec., 1966], No. 12011/70. Divided out of 1,205,047. Heading C2C. The invention comprises compounds of formula wherein R is H or CH 3  and Y is -CH 2 -CH= CH- or -CH = CH-CH 2 - which are prepared by partial reduction of a diketone of formula and dehydrating the keto-alcohol obtained. In the example cyclopentadecan-1,5-dione is catalytically hydrogenated to cyclopentadecan-5-ol- 1-one, which is dehydrated with benzenesulphonic acid in toluene to give a mixture of cyclopentadec-4- and -5-en-1-ones, which is purified by forming the semicarbazone and decomposing this with phosphoric acid.
Patent GB-201612-A (GB)
Title: Improvements in or relating to gas vapour or spray burners for cutting, brazing and welding metals
IPC: F23D14/46
Filed: 1922-04-29
Abstract: 201,612. Kershaw, J., and Eureka Cutter-Welder Tool Co., Ltd. April 29, 1922. No Patent granted (Sealing fee not paid). Blowpipe burners; spray burners; voporizing-apparatus. - The fuel and oxygen or compressed air supplies for a gas, vapour, or spray burner for metal welding, brazing, cutting and like purposes are proportionately and simultaneously regulated by means of a reciprocable tube. Fig. 2 shows a welding burner in which the fuel oil enters the burner head f from a tube d through an orifice g which is regulated by a tube h threaded so as to engage a screwed port h<2> on the tube d. The oxygen enters the head f through the tube hand the rotation of the tube h by means of a knurled flange l to regulate the fuel supply simultaneously adjusts a spring-pressed valve j regulating the oxygen supply. The fuel oil is forced from a reservoir by the oxygen to the tube d through a conduit c, valve o, and pipe c<1>. The flame from a subsidiary burner nozzle t vaporizes the fuel in the tube d. Oxygen passes to the valve through a flexible pipe m and valve n. The valves o, n are linked together so as to be operable simultaneously. An independently adjustable valve e is preferably provided where the fuel enters the tube d. The pipe c is wound round the pipe m so as to form an armouring. The. burner may be provided with a central orifice to which additional oxygen is led to form a cutting jet by a pipe connected to oxygen supply on the rearward side of the valve j. A separate valve is provided for regulating the cutting jet.
Patent GB-513925-A (GB)
Title: Improvements in or relating to speedometers
IPC: G01P1/08
Filed: 1938-04-21
Abstract: 513,925. Speedometers. ROBINSON, M. April 21, 1938, No. 12034. [Class 106 (iii)] A speedometer has constantly acting friction means acting on. the indicator spindle lightly enough not to interfere with the rotation thereof whilst it is being driven, but strongly enough tc prevent rotation when the drive is suddenly checked The friction means may comprise a block 4 which bears' on the spindle 1<SP>1</SP> which passes through a hole in the block. A weight 7 may be provided on an arm projecting from the spindle to counterbalance the pointer.
Patent GB-1247124-A (GB)
Title: Improvements in spirit and like levels
Inventor: SCHEYER GUIDO
IPC: G01C9/32
Filed: 1970-03-12
Abstract: 1, 247, 124. Levels. G. SCHEYER. March 12, 1970 [March 22, 1969], No. 12045/70. Heading GIF. A level comprising a chamber 2 in which is visible a bubble 5 in a liquid 4 is provided with a body 1 of transparent synthetic plastics material having at least one surface 11 which is convex both longitudinally and transversely of the level and through which the bubble can be seen. The body 1 may be generally parallelepiped in shape and provided with lenticular upper and side surfaces. Alternatively the body 1 may be round in which case it is provided with convex side surfaces and the level acts as a plumb level.
Patent GB-1188601-A (GB)
Title: Improvements in or relating to ice hockey sticks
Inventor: KLAY HANS
IPC: A63B53/10
Filed: 1968-03-12
Abstract: 1,188,601. Ice hockey stick. H. KLAY. 12 March, 1968 [17 March, 1967], No. 12074/68. Heading A6D. An ice hockey stick comprises a tubular handle of elastic synthetic resin reinforced with glass fibre, the tube being filled with a hardened synthetic plastic foam, the said handle being connected to a blade made of synthetic resin. The blade is preferably of symmetrical cross section, flared at the top and bottom edges and having transverse ribs on the walls of the blade between the thickened edges.
Patent GB-1359096-A (GB)
Title: Method and device for providing a locking in gearings of shift  sleeves
IPC: B21K1/30
Filed: 1972-03-15
Abstract: 1359096 Positive clutches PRAGA AUTOMOBILOVE ZAVODY NARODNI PODNIK 15 March 1972 12101/72 Heading F2C [Also in Division B3] A shift sleeve provided with internal teeth has the teeth formed with various shaped locking formations to prevent unwanted disengagement of the sleeve. The teeth are deformed at each end of the sleeve using forging dies. (See Division B3).
Patent GB-110155-A (GB)
Title: Improvements in Bricks or Building Blocks.
Inventor: KIEFER JEAN ERNEST
IPC: E04B5/08
Filed: 1917-08-23
Abstract: 110,155. Kiefer, J. E. Oct. 4. 1916, [Convention date]. Joist floors with block filling; walls; reinforced-concrete girders and beams. -Hollow blocks for walls, floors, and joists are formed with one side or more S-shaped, the two portions of the S having the same curvature so that the blocks interlock. Fig. 11 shows a, wall and floor formed of blocks a and joists formed of blocks e with reinforcing bars embedded in concrete l. The thrust of the floor on the wall is taken by a course of blocks d with keying-projections k and recesses j containing reinforcing bars. Fig. 3 shows a half block for breaking joint in the of floor blocks, and Fig. 5 shows a block for the corner of a wall and having a cavity n for a reinforcing bar. Specification 17398/99 is referred to.
Patent GB-164215-A (GB)
Title: Improvements relating to electricity meters
IPC: G06M1/06
Filed: 1920-05-01
Abstract: 164,215. James, S., and Chamberlain & Hookham, Ltd. May 1, 1920. Motor meters.-In an electric meter of the kind in which a spindle a carrying a worm i or other gear element actuates a counting-mechanism d constructed as a complete and independent unit, the mechanism d is provided with an attachment plate e which is formed with a notch or recess adapted to engage the projecting end of a bearing- screw b for the spindle a, for the purpose of positioning the mechanism d. The attachment plate e is secured by screws f to the bracket c carrying the bearing-screw, a clamping-strip g with an upturned edge beinn provided.