baber/WOPTO huggingface dataset:
Patent GB-590424-A (GB)
Title: Improvements in or connected with elevators for portable scaffolding units
IPC: E04G5/00
Filed: 1945-03-14
Abstract: 590,424. Hoists for portable scaffolding units. AVELING-BARFORD, Ltd., and PENN, O. S. March 14, 1945, No. 6346. [Class 78(iii)] A hoist for a portable scaffolding unit comprises a vertical rod or tube up which a hod or cage may be raised by an elevating gear, said cage being rotatable about the rod or tube at any position to permit the depositiori of its contents on to a platform. In the embodiment shown, the tube a is mounted on a wheeled base a<1> running on a rail a<3> and is supported by an arm a<4> on a portable scaffolding unit such as is described in Specification 590,423, [Group X]. The hod or cage c is pivotally mounted at c1 on a frame d guided on the tube by rollers d<1>, d<3>, and is suspended from a hoisting rope e which is connected to a roller g<1> on a pivoted link g on the hod and operated by a hand winch e<2>. The hod is normally held in the horizontal position by a latch f engaging a stop f<1>. When the contents of the hod are to be deposited on a platform such as b<1>, Fig. 2, the hod is raised to a position just above the platform, rotated about the tube a so as to be brought over the platform and then lowered on to the platform to pivot the latch f to its releasing position. Further hoisting on the rope then effects tilting of the cage to deposit its contents. ,
Patent GB-1476904-A (GB)
Title: Compositions comprising a glass and pyrochlore-related oxides
IPC: G01K7/16
Filed: 1975-02-14
Abstract: 1476904 Glass-metal oxide compositions E I DU PONT DE NEMOURS & CO 14 Feb 1975 [15 Feb 1974] 6407/75 Headings C1M and ClJ [Also in Division H1] A composition, for use in a thermistor, comprises, in per cent by weight: (a) 50-98% of a finely-divided cyrstalline solid solution of Bi 2 Ru 2 O 7  (as conductive oxide) and at least one semi-conductive oxide selected from Cd 2 Nb 2 O 7  and oxides of formula Bi 2 MM<SP>1</SP>O 7  (where M is Cr, Fe, In or Ga and M<SP>1</SP> is Nb, Sb or Ta); and (b) 2-50% of finely-divided glass. The Bi 2 Ru 2 O 7  preferably constitutes 10-50 mole per cent of (a), and the semi-conductive oxide(s) preferably constitute(s) 50-90 mole per cent of (a). The composition may also comprise 0-10% by weight of Pt and/or Au, and is preferably sufficiently finely-divided to pass a 200 mesh screen (U.S. Standard). The composition may be dispersed in an inert liquid vehicle, to form a dispersion comprising 0À2-20 parts (by weight) of solids per 1 part of liquid vehicle. The vehicle may be water, an aliphatic alcohol, an ester of such alochol, a terpene, or a solution of a synthetic resin or of ethyl cellulose (a solution of ethyl cellulose in terpineol is exemplified). The dispersion may be applied to a dielectric substrate (e.g. alumina), dried, and fired (e.g. at 750-950‹ C. for 5-120 minutes) to form a thick-film thermistor. Alternatively, the composition may be pressed to a desired shape and sintered to form a discrete thermistor. Glasses (b) exemplified consist of, in weight per cent: (i) PbO 61À6, B 2 O 3  10, SiO 2  25À9 and Al 2 O 3  2À5; (ii) PbO 65, SiO 2  34 and Al 2 O 3  1.
Patent GB-789819-A (GB)
Title: Improvements in or relating to clock-controlled radio receivers
IPC: G04C23/00
Filed: 1955-03-04
Abstract: 789,819. Clock-controlled radio receivers; current supply arrangements for valve circuits. COLE, Ltd., E. K., and WOODHALL, N. M. March 5, 1956 [March 4, 1955], No. 6408/55. Classes 40 (5) and 40 (6). A clock-controlled radio receiver of the type which can be arranged to switch off at night and switch on in the morning is provided with a duplicate frequency changer which normally is switched in automatically as the clock switches on so that a different station may be received in the morning from the previous night. As shown, the duplicate frequency changer FCA is connected in parallel with normal one FCN and the switching is effected in the H.T. leads to the screen grids and oscillator anodes. The tuning of the duplicate frequency changer may be preset or adjustable and a further switch may be provided to prevent the change to the duplicate so that the same station comes on in the morning. In the circuit shown the screen grid and oscillator anode of each valve are decoupled by the same components.
Patent GB-492640-A (GB)
Title: Improvements in or relating to gas masks
IPC: A62B18/02
Filed: 1938-03-01
Abstract: 492,640. Gas-masks. SOC. ITALIANA PIRELLI. March 1, 1938, No. 6469. Convention date, April 3, 1937. [Class 81 (ii)] [Also in Group XX] A gas-mask devoid of harness comprises a facepiece 2, a hood 3 which covers at least part of the skull, and a flexible sealing flange 8 of conical form projecting inwardly and preferably forwardly from the inside of the hood and following a line inset from the rear edge of the hood. The mask is suitably made of rubber or rubberized fabric, and the sealing flange of rubber, rubberized fabric or linen, or of soft leather. The rear edge of the hood is reinforced by a bead 7 of rubber. The facepiece 2 is formed of two sheets of rubber vulcanized or cemented together, and apertured to receive the eyepieces 4, the exhaling valve 5, the mouthpiece 6 for direct connection to a filter or to a hose leading thereto, and other fittings such as a microphone which are retained in the facepiece by engagement between the two thicknesses of the rubber sheet. The eyepieces are preferably of flexible material, for example, acetylcellulose, and may be bonded to the facepiece by a layer of coarse fabric or paper, chamois leather, fibres or other material, capable of firm adhesion both to the acetylcellulose and the rubber through the medium of an adhesive. The section of the bonding layer may be interrupted, the interruption being filled with gas - impervious material. The whole facepiece may be of acetyl cellulose and may be bonded to the rubber similarly to the eyepieces. In this event, the valves, &c., are mounted on the transparent facepiece. Fabric or metal reinforcement may be inserted in the facepiece or hood. The flange 8 is attached to the wall of the hood by an adhesive or by stitching, or may be moulded with the hood. The hood may cover the ears, or enclose the whole of the back of the head, or extend down the neck.
Patent GB-747218-A (GB)
Title: Improvements in or relating to an articulated leg for walking dolls
IPC: A63H7/00
Filed: 1954-03-05
Abstract: 747,218. Dolls. BEHRMAN, P. March 5, 1954 [July 21, 1953], No. 6566/54. Class 132(3) The joint between upper and lower sec tions of a leg of a doll enables the leg to be positively set to an extended " walking " position or to a right-angled " sitting " position. In Fig. 5, leg sections 12, 14 are resiliently joined by ball and socket means 50 and resilient member 54, the extended leg position shown being maintained by the engagement of abutments 58, 60 of the ball member with edge 48 of the leg section 12. In setting the leg to the rightangled position, Fig. 6, the lower leg section 14 is pulled away slightly from the leg section 12 and pivoted so that the abutment 60 is received inside edge 48, the degree of " bending " of the leg being limited by engagement of abutment 64 with the edge 48. Relative rotation of the sections is possible in either of the set leg positions. In a modification, Figs. 8 and 9 (not shown), one of the abutments comprises two pins integral with or inserted into the ball member. In Fig. 4, means for producing a " walking action of the doll comprises pins 30 mounted in independently rotatable collars 32 which have grooves 36, 37 at right angles to each other, transverse pins 38 secured to the upper leg sections 12 being resiliently held in the grooves 36 bya tension spring 40, and moving into grooves 37 when the legs are pivoted to the " sitting " position. A rotatable shaft 26 has projections 28 in which the pins 30 are received.
Patent GB-556977-A (GB)
Title: Improvements in or relating to the manufacture of felted fabrics
IPC: D04H1/64
Filed: 1942-05-15
Abstract: 556,977. Carding-engines. ANGLO FELT INDUSTRIES, Ltd., and NEUHAUS, H. May 15, 1942, No. 6600. [Class 120 (i)] [Also in Group VIII] In making felted material comprising a mixture of long and short fibres, the long fibres are processed on a Garnet or like machine and the fleece, after leaving the doffer of the machine, has short fibres distributed directly on the surface thereof by sifting from a loose assembly of uncarded fibre ; the composite fleece is then felted into flat web form. The short fibres, which may be asbestos, may be secured to the fleece, which may be of goat or horse hair, by an adhesive applied to the fleece before the short fibres are sprinkled thereon. As shown, the fleece a from the doffer 1 is fed to a conveyer 4, which may be part of a Blamires feed or like lapping machine, and passes beneath a rotatable perforated drum 5 into an open end of which the short fibres b are fed from a hopper 8 ; agitators 9 in the drum distribute the short fibres therein and are rotated in the same direction as the drum or in the opposite direction. The perforations in the drum may be graded from one end to the other.
Patent GB-198978-A (GB)
Title: Improvements in or relating to submarine telegraphy
IPC: H04L5/14
Filed: 1922-09-01
Abstract: 198,978. Heurtley, E. S. Sept. 1, 1922. Duplex telegraphs; artificial lines.-In systems employing a "sea" earth, the sea end of the "sea" earth 7 is connected to earth through a submerged artificial line 10 representing approximately the impedance of the cable 1 seawards from the position of the termination of the " sea " earth 7 for disturbing frequencies liable to enter the cable. An artificial line 8 connected as shown represents the " sea " earth 7 plus the artificial line 10. The system is shown provided with a second " sea " earth 9 in place of a local earth for the transmitter as described in Specification 193,957.
Patent GB-368060-A (GB)
Title: Ventilation device for closed motor car bodies
IPC: B60H1/26
Filed: 1931-03-03
Abstract: 368,060. Ventilating vehicles. ANDERSON, A. G., 2, St. Nygatan, Malm÷, Sweden. March 3, 1931, No. 6638. [Class 137.] In ventilating means for closed motor vehicles having an air space extending beneath the whole or a substantial part of the outer roofing and provided with an air inlet at the forward end, the air space is separated from the interior of the vehicle by a sheet of airpervious material through which fresh air is evenly distributed. Air-pervious material 2 is suspended beneath the outer roofing 1 to form an air chamber 3 having an inlet 4 controlled by a damper 6. A screen 11 prevents the admission of rain or large particles. An additional inner roofing, also air-pervious may be mounted below the filtering sheet 2. In one form the air chamber 3 is divided into compartments by walls 14, 16. Air enters through a hopper formed by tapering walls 12 and is admitted to one or more of the compartments by the adjustment of dampers. In a modification, a non-pervious tapering central channel extending longitudinally of the air chamber 3 communicates through damper means with pervious side compartments from which the air diffuses into the vehicle. In cases where the chamber 3 is undivided and extends over substantially the whole roof, the perviousness is preferably less at the front than at the rear.
Patent GB-726698-A (GB)
Title: Improvements in or relating to television receivers
IPC: H03J5/30
Filed: 1953-03-10
Abstract: 726,698. Radio receiving sets. STANDARD COIL PRODUCTS CO., Inc. March 10, 1953 [April 9, 1952], No. 6646/53. Class 40 (5). In a multi-channel television receiver comprising a turret-type tuner 4 mounted at the front of the receiver adjacent the cathode-ray tube 2, the I.F. transformer 42 is mounted as shown to facilitate its adjustment. Specification 722,787 is referred to.
Patent GB-731562-A (GB)
Title: An improved draw-bench for the cold or hot shaping of tubes or rods
IPC: B21C1/30
Filed: 1953-03-10
Abstract: 731,562. Drawing. RHEINISCHE ROHRENWERKE AKT.-GES. March 10, 1953 [Sept. 24, 1952], No. 6651/53. Class 83 (4). The carriage 3, Fig. 1, of a drawbench is reciprocated by a hydraulic cylinder 6 which is axially coincident with the bar or tube being drawn. The connecting rod 8 is supported externally of the cylinder 6 by rollers 5 yieldingly held in position by doubleacting pneumatic or hydraulic pistons which permit the rollers 5 to deflect out of the path of the carriage 3. Internally of the cylinder 6 the connecting rod 8, Fig. 3, is supported by rollers 23 held in position by pistons 24 in double-acting cylinders 9. The rollers 23 are automatically moved out of the path of the piston 7 as it moves over them by hydraulic controls comprising piston valves 17 actuated by levers 22, 22<SP>1</SP>, engaged by a cam surface 25 on the carriage 3. Hydraulic supply for the cylinder 6 is provided by a pump of reversible and infinitely variable delivery rate, the stroke of which is adjusted by an auxiliary pump. A main control valve which is automatically or manually controlled is connected between the main pump and cylinder 6 in such a manner that during the withdrawal stroke the fluid displaced on the drawing side of the piston 7 is supplied to supplement the pump delivery and raise the withdrawal speed.
Patent GB-341327-A (GB)
Title: Improvements in or relating to spectacle lens mounting
IPC: G02C1/08
Filed: 1930-02-28
Abstract: 341,327. Spectacles. CONTINENTAL OPTICAL FRAME CO., 97, Runyon Street, Newark, New Jersey, U.S.A.-(Assignees of Gagnon, L. O.; 134, Osborne Terrace, Newark, New Jersey, U.S.A.). Feb. 28, 1930, No. 6690. Convention date, Sept. 20, 1929. [Class 97 (i).] In a spectacle frame of the type comprising a split rim 11 provided with lugs 16, 17 for drawing the ends of the rim together, a plate 20 is provided permanently attached to the front of one of the lugs and extending across both lugs so as to conceal them and the line of contact. The lugs may also act as supports for the hinges and the plate 20 may be ornamented.
Patent GB-956234-A (GB)
Title: A method of stamping a material of low compressibility
IPC: B26F1/40
Filed: 1963-02-19
Abstract: 956,234. Stamping. HERMORION Ltd. Feb. 19, 1963 [March 2, 1962], No. 6691/63. Heading B4B. A method of stamping a low-compressibility material such as a cardboard-plastic laminate 1, 2 is characterized in that a stamp including a cutting-tool 3 and a holding-on tool in the form of an annular collar 4 firmly secured to the cutting tool is pressed perpendicularly against the material, so that the depth of penetration of the tool 3 is determined by the vertical distance between the bottom surface 5 of the holding-on tool 4 and the cutting-edge of the tool 3, and also by the compressibility of the material. An annular die-stamp 6 fitted concentric to the stamp provides a marking indicating the position of the stamping. The method is particularly applicable to the provision of a weakened area in a liquid container made from a laminate of cardboard 1 and liquid-tight plastic film 2, the tool 3 being arranged to cut only through the cardboard layer 1 so that the plastic film 2 may subsequently be easily penetrated by a straw.
Patent GB-1088499-A (GB)
Title: Comminuting apparatus
IPC: B02C13/22
Filed: 1965-02-16
Abstract: 1,088,499. Impact pulverizers; centrifugal separators. SLICK INDUSTRIAL CO. Feb. 16, 1965 [Feb. 17, 1964], No. 6726/65. Headings B2A and B2P. Comminuting apparatus wherein a gas e.g. air is employed to transport particulate matter comminuted therein comprises a cylindrical grinding chamber 2 bounded at its lower end by a comminuting rotor 10 and terminated at its upper end by a casting 72 having an annular contoured portion 70 in proximity to the vanes 68 of a classifying rotor 40, and a baffle ring 90 interposed between the rotors 10 and 40 and secured to the wall 4 of the chamber 2 by means of baffle members 100, the gas being circulated through the chamber 2 by means of an inlet manifold 6 and an outlet manifold 74 which terminates in an outlet 8 connected to a suction source, and the members 100 serving to effect a change of direction and reduction in velocity of the gas circulating in the chamber 2. The rotor 10 is provided with pins 16. The rotors 10, 40 are independently driven from motors 26, 46 respectively. Material to be comminuted is fed to the rotor 10 by means of a hopper 64 and screw conveyer 62. In a modification, the casting (72) Fig. 3 (not shown), is secured to the wall (4) of the chamber (2) through the interposition of spacer blocks (88) so as to provide a secondary inlet for gas to circulate in the chamber. (2). In another modification, classifying rotor (118) Fig. 6 (not shown), and outlet manifold casting (130) are hinged to the wall (110) of the chamber (2). Spacer washers (201) are positioned between the casting (130) and wall (110) to provide a gas inlet passage (203). Comminuting rotor (116) is provided with apertures (124) to provide a radially outwardly directed flow of gas to prevent accumulation of particulate matter beneath the rotor. A baffle ring (182) is secured to the chamber wall (110) by means of baffle members (188). In a further modification, comminuting, rotor (300) Fig. 7 (not shown), is in the form of a disc (302) having blocks (304) mounted on the periphery thereof. The blocks in association with a breaker liner (306) mounted on the grinding chamber wall (308) effect comminution by both impact and attrition. A shroud ring (310) is mounted on top of the blocks. A baffle ring (314) is supported by baffle members (316) secured to the wall (308). Primary gas is introduced through annular passage (318) intermediate the outlet manifold casting (320) and the wall (308).
Patent GB-973301-A (GB)
Title: Improvements in or relating to the measurement of the screening factor of an electric cable sheath
Inventor: HUGHES HAROLD
IPC: G01R29/26
Filed: 1962-02-21
Abstract: 973,301. Electrical measurements. BRITISH INSULATED CALLENDERS CABLES Ltd. Feb. 20, 1963 [Feb. 21, 1962], No. 6745/62. Heading G1U. In an apparatus for directly determining the screening factor of a screened cable, an arrangement is provided for balancing the e.m.f. induced in a given length of of core conductor by an adjustable proportion of an e.m.f. applied between the ends of a corresponding length of the screen, together with an arrangement for indicating when a balance has been reached and an arrangement for indicating the proportion of the applied e,mf. required to obtain such balance. Screening factor is defined in the Specification as # = Vi/Vs where Vs is the potential between the ends of the screen and Vi is the potential induced in an equivalent length of cable. The described embodiment comprises a first transformer 10 having a primary winding 11 connected through a potentiometer 15 to the two spaced points on the cable screen. The secondary winding of this transformer is centre tapped and the two windings so formed comprise part of a bridge circuit having in its other two arms a capacitor 16 and a variable resistance 21. Across the output diagonal of the bridge are connected a meter 20 and a balancing transformer 17, to the input of which is applied the voltage induced on the core of the cable. Adjustment of the resistor 21 enables the phase difference between the two voltages being compared to be corrected and adjustment of the potentiometer 15 enables the voltages to be balanced. The adjustments are made so that a zero reaching on the meter 20 is obtained with a minimum setting of the potentiometer 15; the screening factor and the phase angle are then read off from the calibrations on 15 and 21 respectively.
Patent GB-636300-A (GB)
Title: Improvements in holders for ties for personal wear
IPC: A41D25/02
Filed: 1948-03-04
Abstract: 636,300. Necktie and collar support. GERBER, G. March 4, 1948, No. 6780. Convention date, March 7, 1947. [Classes 43 and 141] A combined necktie and collar support comprises two detachable spring expanded telescopic limbs housed in guides 10 and terminating in portions 11 adapted to engage the wings of the collar, and a cross member 1 over which the tie is knotted and which has a spring-pressed ball 5 housed in a guide sleeve 2 and provided with an eye 7 which engages with the collar stud. The upper end of each limb has a loop 9 connected by a press-stud fastener to a member 8 mounted on the cross member 1. The guide sleeve 2 has a longitudinal slot through which the spring-pressed ball 5 is connected to a disc 6 carrying the eye 7 which is rotatable through 90‹ to facilitate its engagement with the collar stud.
Patent GB-565522-A (GB)
Title: Anti-vibration mechanical coupling for rotary power transmission systems
IPC: F16D3/80
Filed: 1943-04-30
Abstract: 565,522. Torsional vibration-dampers. WESTERN ELECTRIC CO., Inc. April 30, 1943, No. 6856. Convention date, May 28, 1942. [Class 80 (ii)] [Also in Group XXXII] In a vibration-damping coupling a casing 14 is rigidly secured to one shaft end 8 and freely receives the other shaft end 9. A leaf spring 25 is secured at 26 to the inside of the casing 14 so as to extend radially of the shafts within a narrow chamber 29 of the casing. A rigid arm 31 is fixed to the shaft end 9 and the outer ends of the spring 25 and arm 31 are mechanically interconnected. The connection comprises an arm 37 rotatable about a pin 38 secured in the arm'31 and having a pin 36 rotatable in a member 33 fixed to the spring 25. The casing 14 contains fluid 30 for damping the vibrational movement of the spring 25. A filling plug 39 has limited freedom in a hole 42 in the arm 31 to limit the amplitude of vibration. The coupling may be balanced rotationally, or the device may be duplicated. The coupling may be embodied in a turntable drive of a phonograph recording and reproducing machine. Specifications 271,810, [Class 80 (ii)], and 350,943 are referred to.
Patent GB-784834-A (GB)
Title: Method and machine for winding sleeves from paper or paste board
IPC: B31C1/00
Filed: 1953-09-22
Abstract: 784,834. Paper &c. tubes. TUGWOOD, J. R. (Representative of Majer, C) Sept. 22, 1953 [June 2, 1953], No. 6928/57. Divided out of 784,833. Class 99(2). In a method of making sleeves from a web of paper or pasteboard, particularly multi-layer sleeves for textile purposes, on a single-spindle winding machine wherein the spindle 24 has a fixed position and is supported in overhung fashion, the web is fed towards the spindle at a radial distance from the spindle bearings 26, 27, and with the longitudinal edge thereof parallel to the axis of the spindle, at least as far as the beginning of the winding portion of the spindle, and thereafter the blank 22 cut off from the web is brought by a transverse movement into the winding position in relation to the spindle, which movement may be followed by a further movement in the direction of the axis of the spindle. As shown, the spindle 24 which is driven through a pinion 28 is supported in spaced apart bearings 26, 27 and has a slot 29 that is prolonged by slots 31 in the journal 30, the pinion, and the bearings. The web is advanced by rolls 21, and the blank for making a sleeve is severed from the web by a cutter 25. As indicated by the arrows 20 the blank 22 is moved in a transverse direction towards the spindle and into the slots 31 by a mechanical gripper 33 mounted adjacent the bearing 26 and provided with an adjustable stop 34 which coacts with a stop 35 the adjustment of which to vary the amount of movement of the gripper is effected by a handwheel 36, or automatically by hydraulic or electrical means ; alternatively, transverse movement of the blank when the latter lies wholly within the region of the spindle is effected by suction, an air slot being provided in the spindle. The blank is moved in the axial direction of the spindle by a gripper 23.