baber/WOPTO huggingface dataset:
Patent GB-1017404-A (GB)
Title: Improvements in steam turbine and gas turbine power plants
IPC: F01K23/12
Filed: 1962-10-16
Abstract: 1,017,404. Steam and gas turbine power plants. BABCOCK & WILCOX Ltd. Oct. 16, 1962 [Oct. 17, 1961], No. 39107/62. Heading F1Q. In a steam turbine and gas turbine power plant having means for generating steam for steam turbine means, means for compressing air or gaseous fluid including air for the combustion in furnace means of the steam generating means and gas turbine means on a separate shaft from the steam turbine means and operating with the expansion of gaseous fluid from the furnace means, the steam turbine means is used as the drive of the whole of the compressor means. The gas turbine means may supply the whole of the power output from the plant. In Fig. 1 the gas turbine means comprises a plurality of gas turbines 31, 32, 33 arranged for the serial flow of gaseous fluid therethrough and the gaseous fluid provides combustion air for further furnace means 34, 35, arranged in the gas flow paths between successive gas turbines. The further furnace means may be arranged for heating steam of the steam generating means. The compressor means comprises a plurality of air compressors 14, 15, 16 arranged for the serial flow of air therethrough. The coolers 41, 42 heat the feedwater of the steam generating means. In Fig. 2 (not shown) the steam generating means comprises a plurality of steam generators 61, 71, 81 the gas turbine means comprises a plurality of gas turbines 31, 32, 33 and the compressor means comprises a plurality of compressors 14, 15, 16 and the furnaces of the steam generators are arranged to receive air or gaseous fluid including air from respective compressors and to deliver gas to respective gas turbines while the furnaces are arranged in series in the gas flow.
Patent GB-1008182-A (GB)
Title: Improvements relating to x-ray tubes
IPC: H01J35/22
Filed: 1962-10-17
Abstract: 1,008,182. X-ray tubes. FIELD EMISSION CORPORATION. Oct. 17, 1962 [Dec. 19, 1961], No. 39250/62. Heading H1D. An X-ray tube has an elongated conical anode 30 supported in a plurality of radially arranged parallel filament wires 48 providing both field and thermal emission held by supports 34, 36, surrounded by a shield and focusing element 50 held at filament or negative potential. The assembly may be contained in an extension of the cap outside the main body of the tube (Fig. 5, not shown). The filament may be alternatively formed by a cylindrical cage fed axially or radially (Figs. 8 and 10, not shown). A shielded getter element 54, 56 is connected between a connector pin 58 and one of the filament heads. The filament pins 42 are arranged to be raised to a temperature below emission temperature by conduction from the filament and through surface resistivity so that they are self-cleaning. The assembly may be also mounted in an L-section tube with the filament heads brought out at right angles to the anode axis. A shielded getter 54, 56 is provided.
Patent GB-928445-A (GB)
Title: Improvements in and relating to methods of and means for electrical testing
IPC: G01R31/26
Filed: 1959-11-19
Abstract: 928,445. Transistor testing. PHILCO CORPORATION. Nov. 19, 1959 [Nov. 19, 1958], No. 39265/59. Class 37. Apparatus for testing transistors incorporated in e.g. printed circuits comprises a lowimpedance A.C. energized supply transformer 10 (Fig. 1) having a variable secondary tap 24 connected over lead 22 to the emitter and a secondary return connected over lead 18 to the transistor base and also to the collector in series with class B bias source 30 and load resistor 32 across which a cathode ray oscillograph is connected, while the collector is connected to ground or supply negative over a milliammeter 42. Connection to the electrodes of a circuit connected transistor may be effected over a multiple cable and plug (Fig. 3, not shown) having appropriately positioned spring-loaded contacts, or by detachable clips. In operation the device is connected as shown in Fig. 2 to the electrodes of a transistor 76 of an I.F. amplifier circuit from which the power supply has been disconnected, and the oscillograph will display a train of half sine waves representing in amplitude the transconductance of the transistor, while meter 42 reads low. An emitter-collector short-circuit produces a full sine wave trace on the oscillograph and a low meter reading, while an emitter-ground shortcircuit produces a full sine wave trace and a high meter reading. The apparatus is adaptable to transistors having more than three elements.
Patent GB-1532475-A (GB)
Title: Machine tool
IPC: B23Q1/70
Filed: 1976-09-22
Abstract: 1532475 Chucks WHITE-SUNDSTRAND MACHINE TOOL Inc 22 Sept 1976 [17 Nov 1975] 39304/76 Heading B3B A machine tool comprises a machining head having a rotatable and axially movable spindle 15, an hydraulic clamping bush 55 for axially fixing the spindle in the head, a tapered socket in the free end of the spindle for receiving a tapered shank of a tool or tool adaptor 68, and a draw bar 71a operated collet 71 for gripping a button at the end of the tool shank to draw it into the spindle socket, the collet gripping operation being effected while the clamping bush 55 has released the spindle 15 so that it is able to float axially whereby when a flange 66 of the tool has been pulled against a locating surface on the head by the springs 80 of the collet gripping mechanism, the spindle 15 is able to move forward to cause correct seating of the tapered shank in the tapered socket. The arrangement applies to the use of large diameter tools whereby the flange 66 overlies the end of the spindle 15 to engage the end face of the spindle carrier 16 when the spindle is in its fully retracted position to provide a more rigid tool mounting. Smaller diameter tools can be used with the spindle extended from the head (Fig. 6, not shown). The collet is spring 80 urged to draw in the tool and fluid pressure actuated to release the tool. The clamping bush 55 grips a non-rotary rear portion 15b of the spindle which is connected to a rotary forward portion 15a by a bearing coupling 35, 36, 37. A set of selectively operated fluid pressure actuated stops 49, 50, 51, engageable with abutments (47), (48) (Fig. 2, not shown) movable with the spindle, selectively set a spindle position. End stops (44) (45) define the retracted and extended position of the spindle. The spindle is axially fed by a fluid pressure motor 40. The spindle is rotatably driven by a motor 20 though alternative gear trains 24, 25, 28 or 23, 29, 30.
Patent GB-881882-A (GB)
Title: Centrifugal pumps or compressors
IPC: F01D17/14
Filed: 1958-12-08
Abstract: 881,882. Centrifugal pumps and compressors. SULZER FRERES S.A. Dec. 8, 1958 [Dec. 23, 1957], No. 39514/58. Class 110 (1). A centrifugal pump or compressor comprises a first ring 4 concentric with the rotor shaft and forming a part of one of the walls of the diffuser of the pump or compressor, the flow cross-section of the diffuser being adjustable by varying the distance S between the diffuser walls by axial movement of the first ring 4, a second ring 13 concentric with but axially spaced from the ring 4 and restrained from axial movement, and at least three motiontransmitting members 12 extending between the two rings and arranged at the same angle of akew α in relation to the rotorshaft, the rings 4, 13 being relatively rotatable and the members 12 being arranged to convert relative rotation of the rings into axial movement of the first ring 4. As shown, the ring 4 is held against push members 11 and the members 12 by a spring 10 and the excess of the pressure between the diffuser walls over that behind the ring 4. Each motion-transmitting member 12 has two spherical ends, one located in a guide passage 14, and the other in a recess 16 in the ring 13. A space 19 containing the motion-transmitting members 12 is sealed off from the diffuser by metal bellows or other sealing members 20 and the first ring 4 has a sealing ring 7. The second ring 13 is rotated by a worm 17 engaging a toothed segment 18 and rotation of the ring will displace the members 12 as in the upper diagram of Fig. 2, which shows the mechanism with the skew angle α at a maximum. The arrangement described compensates for the increasing percentage reduction in flow cross-section for a given movement of the ring 4 as the distance between the walls decreases. An adjusting screw 22 may be provided for adjusting the effective length of the member 12.
Patent GB-944210-A (GB)
Title: Improvements in or relating to punching machines
Inventor: KERSHAW JOHN
IPC: B26F1/36
Filed: 1961-11-04
Abstract: 944,210. Punching-machines. KERSHAW & ROCHE Ltd. Oct. 31, 1962 [Nov. 4, 1961], No. 39552/61. Heading B4B. In a punching machine in which a row of spring-loaded punches operable by means of a pivoted hand lever 13 are slidable in a head portion 5 overhanging a bed 7 and providing a stop for the edge of a sheet of paper or other material to be punched, die-holes 9, 9a in a bed 7 open into a waste-receiving cavity 27 provided in the underside of a base 17 and normally closed by a slidable plastic cover-plate 25 having a hole therein engageable with a projection 31 on a wall 23 of the base. A wall 22 and lateral ledges 24 of the base are rebated to receive the edges of the panel 25 which is retained by cover strips 26 fixed to the base. The head portion 5 comprises two blocks 6, one of which carries a punch 8 for actuation at each downward stroke of the lever 13 whilst the other carries two punches 8, 8a, either of which is operable, through the medium of a selector member 15 pivoted on the lever, when the latter is depressed. The distance of the punches from one end of the sheet to be punched is determined by means of a stop 21 provided on a gauging bar 19.
Patent GB-905033-A (GB)
Title: Electric multiple-contact switch
IPC: H01H9/12
Filed: 1958-12-09
Abstract: 905,033. Regulating switches. VAKUTRONIK VEB. Dec. 9, 1958 [Sept. 15, 1958], No. 39673/58. Class 38 (5). An electric switch has a series of contacts mounted on an earthed guard ring which is arranged to rotate and bring the relevant contact into engagement with a fixed contact. The guard ring 16 is mounted on a spindle 8 which also carries resistor &c. 18 secured between the ring and a further rotating member 6 which is at the earthing end. The fixed contact 2 is arranged so that the rotating assembly may be moved axially into contact with it, being induced by pin 9 and gate 10. A dessicant cartridge 11 keeps the switch dry.
Patent GB-955693-A (GB)
Title: Improvements relating to ring mechanisms for loose leaf binders
IPC: B42F13/26
Filed: 1960-11-18
Abstract: 955,693. Loose-leaf binders. BRACKER A.G. Nov. 18, 1960 [Nov. 20, 1959], No. 39757/60. Heading B6E. A loose-leaf binder comprises at least one pair of split-rings 3, 3<SP>1</SP>, connected by members '4a, 4b, having cooperating abutment portions 6, 7, maintained in engagement by the action of the down-turned edges 1 of a spring cover 2 on said members, the abutment portions being positioned above the dead-centre position in both the open and closed positions of the rings, whereby said downturned edges always tend to urge the rings to the open position, means being provided to hold the rings in the closed position. The split-rings are held in the closed position by a longitudinally slidable bar 8 having camming projections 11 associated with the abutment portions 6, 7, or by interengaging barbed ends, Fig. 7 (not shown). In the latter case, each ring is released in turn by displacing the ring parts laterally with respect to each other. In the former embodiment, the interengaging ends of the ring parts have complementary V-shaped projections and recesses.
Patent GB-1056432-A (GB)
Title: Improvements in motor vehicle accessories
IPC: B60Q1/26
Filed: 1962-10-20
Abstract: 1,056,432. Vehicle signal lights. J. L. HAVILL. Oct. 21, 1963 [Oct. 20, 1962], No. 39796/62. Heading F4R. [Also in Division H4] A flashing indicator for vehicles comprises a single transparent or translucent cap adapted to be secured to the top of a tubular radio aerial by means of an adaptor having means for securing it to aerials of varying diameters. The aerial 1 may carry an adaptor 2 within which is a plug 4 to the upper end of which are secured mounting strips 6, 7 carrying clips 8, 9 to receive a festoon bulb 10. The electric supply cable 11 passes up the inside of the aerial and through a bore 5 in the plug 4. The bulb is covered by a transparent cap 3 secured to the upper end of the plug 4. Alternatively, the strips 6, 7 may be carried by a bridge piece of insulating material having contact pins or a jack-plug fitting into corresponding sockets in the plug 4. The bulb may have two filaments of different intensities or two bulbs may be mounted in the cap to provide different intensities of illumination by day and night. In a modification, the light source may be mounted at the base of the aerial which acts as an internal reflector, the cap being designed to redirect the light outwards and downwards.
Patent GB-903603-A (GB)
Title: A process for the production of filaments and films of polycarbonates
IPC: B29C55/02
Filed: 1960-11-21
Abstract: Filaments and films of thermoplastic crystallizable high molecular weight polycarbonates are stretched at a temperature from 5 DEG C. below to 5 DEG C., preferably from 2 DEG C. below to 2 DEG C. above, above that at which the tangent of the dielectric loss angle of the polycarbonate is at a maximum.  Polycarbonates of molecular weight 20,000 to 150,000, especially 40,000 to 100,000, are preferred. Examples are given of the stretching of polycarbonates of 2,2-di-(4-hydroxyphenyl)-propane according to the invention. The stretch ratio used is generally between 2:1 and 8:1, preferably between 3:1 and 6:1 and may be effected in several stages.  A list of polycarbonates which may be used is furnished. The process increases the tensile strength of the filament or film.  Specification 844,488 is referred to.
Patent GB-1144759-A (GB)
Title: Polymer composition
Inventor: JOHNSON DEE LYNN
IPC: A22C13/00
Filed: 1967-09-01
Abstract: 1,144,759. Compositions of cellulose with polysaccharides, proteins, and addition polymers; cyanoethylated cellulose composition. EASTMAN KODAK CO. 1 Sept., 1967 [2 Sept., 1966], No. 40110/67. Headings C3A, C3F, C3H, C3P and C3U. [Also in Division B2] Novel compositions comprising at least two polymers interjoined through intermolecular hydrogen bonding which is not cleared by water or other polar solvents, may be made by dissolving the polymers in an amine oxide of formula wherein Z represents the atoms necessary to complete a saturated heterocyclic ring, and precipitating them together from this solution, e.g. by adding a non-solvent for the polymers, or by removing the solvent. Specified is cellulose as one polymer, which may be co-precipitated with gelatine, #-amylose, starch, polyvinyl alcohol, polyvinylpyrrolidone, polyvinylacetate, gum arabic, polyanhydroglucose or polydiethylaminoethylanhydroglucose. Specified amine oxides are the N-methyl-N-oxides of morpholine, piperidine, pyrrolidine and azacycloheptane. Diluents such as dimethylsulphoxide, sulpholan or N-methylpyrrolidone may be present. Acetonitrile and methanol are exemplified precipitants. In one example a solution of gelatine and cellulose in N-methylmorpholine-N-oxide and dimethyl sulphoxide has acrylonitrile added thereto and is heated before being precipitated with methanol, whereby the starting polymers are cyanoethylated. The solutions of the component polymers may be cast to form films of the hydrogen-bonded product.
Patent GB-855454-A (GB)
Title: A bearing arrangement for turbo-hydraulic power plants
IPC: F03B11/06
Filed: 1957-12-30
Abstract: 855,454. Bearings. ZAVODY JIRIHO DIMITROVA, NARODNI PODNIK. Dec. 30, 1957 [Jan. 8, 1957], No. 40277/57. Class 12 (3). A pump B and a cooler C for lubricating oil are mounted in the suspension structure of an axial bearing G of an hydraulic turbine power set, the structure comprising a cylindrical carrier shell A and upper and lower annular plates E, D. The pump B draws oil from a bearing oil reservoir F. In cases where the speed of the drive head is sufficient to ensure enough oil pressure difference in the bearing the pump may be omitted, the circulation of the oil in this case being provided by the centrifugal pumping action of the bearing.
Patent GB-923174-A (GB)
Title: Improvements in and relating to flowmeters
IPC: G01F15/02
Filed: 1960-11-23
Abstract: 923,174. Liquid meters. J. NEUMANN. Nov. 23, 1960 [Nov. 24, 1959], No. 40333/60. Class 69 (1). A device for improving the accuracy of volumetric flowmeters in which the movement of an hydraulic system 1 is transferred to a counter 3 comprises a motor 4 connected at 5 to the flowmeter mechanism (not shown) and a controller 8 which limits the supply of driving power to said motor to a value at which the driving torque of the motor equalizes the pressures before and behind the flowmeter measuring system. The motor may be driven by the liquid which is being measured, as in Fig. 1, or power may be supplied from a separate electric or fluid source. In the embodiment illustrated the liquid is by-passed to the motor 4 through conducts 6 and 7 leading from either side of a control piston 9. The piston 9 is moved against adjustable spring 19 by differential pressure arising on a second, connected piston 13 whose either side is connected through conduits 16 and 18 respectively to the inlet 17 and outlet 21 of the measuring system. Where the motor is independently driven the supply of electric or fluid power to it is similarly controlled by known means.
Patent GB-1130893-A (GB)
Title: Improvements in or relating to weaving looms
Inventor: CHARLTON THOMAS HENRY
IPC: D03D47/00
Filed: 1964-10-03
Abstract: 1,130,893. Shuttleless looms; measuring weft. WEAVING DEVELOPMENTS Ltd. 4 Oct., 1965 [3 Oct., 1964], No. 40384/64. Heading D1E. Weft extending across the periphery of a pulley 11 between guides 37, 67 is trapped under a finger 18 operated by a striker adjacent the guide 37; it is then wound on the pulley until the finger is disengaged by a striker 41, whereupon it slips endwise off the pulley over an anti-ballooning wire W as the weft inserter takes it into the shed. A clamp 49 is closed at this time by a cam 66.
Patent GB-895319-A (GB)
Title: Shutter devices for rooflights
Inventor: BAKER EDWARD HUGH
IPC: E06B7/084
Filed: 1959-11-28
Abstract: 895,319. Window shutters. ROOFS (MIDLANDS) Ltd. Aug. 22, 1960 [Nov. 28, 1959], No. 40502/59. Class 20(3) In a rooflight shutter device comprising a plurality of shutters 18 pivoted in a frame 12 and operated in unison, the shutters are of thin metal with peripheral flanges 30 and the pivotal connection between the shutter and frame comprises a metal plate 21 of greater thickness than the metal of the shutter secured to the flange 20 and has a hole 22 forming the bearing surface working on the outer surface of a bush 23 fixed on the frame 12. A similar pivotal connection exists between each shutter and the link connections operated from a gear box.
Patent GB-1039262-A (GB)
Title: Planetary torque-transmitting gearing
Inventor: WHATELEY ERIC ALBERT
IPC: F16H61/02
Filed: 1962-10-29
Abstract: 1,039,262. Change-speed gear and control. AXEL WICKMAN TRANSMISSIONS Ltd. Oct. 17, 1963 [Oct. 29, 1962], No. 40712/62. Heading F2D. In a motor-vehicle three-element epicyclic overdrive, or underdrive, gear unit in which a clutch-brake member 24 is loaded by a first set of springs 31 to clutch a freely mounted sun 20 to an output ring-gear 19 for direct lock-up drive (lower half of Fig. 1), and oppositely moved by a fluid pressure, electromagnetically or mechanically operated annular piston 32 to brake the sun 20 to a fixed casing 29 for drive at the planetary ratio (upper half of Fig. 1), the piston 32 operates the clutch-brake member 24 through a second set of precompressed springs 38 and tie-rods 40, piston travel being limited by a casing abutment 14, whereby braking pressure always passes through the springs. Thus both clutch and brake are applied through springs which limit their maximum engaging load to avoid shock. An input shaft 10 drives a planet carrier 16 and the ring gear 19 is integral with an output shaft 11. A ratchet clutch 30 prevents overrunning by the input shaft. In Figs. 2 and 3 (not shown), the annular piston is replaced by two pistons each operating through a strap spring loaded on a pair of tie-rods connected via a flanged member to the clutchbrake member the piston movement being limited by abutments engaged by the straps, a set of direct-drive bias springs being mounted on the tie-rods between the flanged member and a flange of the fixed casing. Figs. 4 and 5 (not shown) illustrate a similar arrangement to Figs. 2 and 3 except that the straps are rigidly fixed to the tie-rods, one or a number of Belleville type springs being arranged between the pistons and the straps.
Patent GB-1318586-A (GB)
Title: Apparatus for transporting liquids
IPC: A61B19/02
Filed: 1970-08-24
Abstract: 1318586 Blood transportation trolley HAEMONETICS CORP 24 Aug 1970 [2 Oct 1969] 40714/70 Heading A5R A trolley for transporting blood and other liquid containers comprises a vertical post 23 affixed to a movable base 11, two trays affixed to the post, one of which 14 is fixed at the top of the post and has two parallel guide bars 29 depending from it, one at either side of the post, and a carrier assembly 15 for the liquid containers having a pair of grooved parallel tracks 33 for engagement with and sliding motion along one of the guide bars 29. Guides 27 and 28 suspend guide bars 29 from the upper tray 22. The carrier comprises an open faced rectangular housing with apertures 62 in its lower face 45 for engaging the necks of bottles 41-44. The apertures and the inside of the housing are cushioned to protect the bottles, and T-shaped members protrude from the back of the housing to keep the bottles separated. The apertures 62 communicate with the front edge of the housing so that a bottle with tubes 41a-44a can be slotted into the housing directly, without necessitating removal of the tube. A pivoting bar 46 extends across the open face of the housing. Pegs 50 and 51 on the housing and pegs 84 on the control tray support bags. Another bag support 17 is fixed to the post between the lower tray 16 and the base. Alternatively the carrier member may comprise an open framework structure (Fig. 9, not shown), with a bottom contoured to fit around the bottles of liquid and support them. The upper tray is provided with a latching member 30, to connect the trolley to a piece of apparatus to which the bottles are to be transferred.