baber/WOPTO huggingface dataset:
Patent GB-781401-A (GB)
Title: Improvements in or relating to tools for sheet metal working
IPC: B21D11/08
Filed: 1955-09-09
Abstract: 781,401. Stretching; forging; stamping. ECKOLD, W. Sept. 9, 1955 [Sept. 13, 1954], No. 25921/55. Class 83 (4). Apparatus in which a metal sheet is worked between press tools moved toward one another is characterized in that the (or each) tool is flexibly supported on the means which move it. Apparatus for stretching or upsetting metal sheets comprises an upper ram 2 and a lower ram 3 each carrying a tool having a pair of jaws 1 arranged so that with the sheet clamped between upper and lower jaws 1 movement of the rams towards one another causes the jaws of each tool to move apart (or together) to stretch (or upset) the sheet. The lower tool is connected to the ram 3 by an articulated link comprising an outer part 4 carrying the jaws and an inner part 5 rigidly connected with the ram 3. The parts 4, 5 have spherical engaging surfaces 6 and are connected by flanged metal rings 8 between and to which is vulcanized a rubber ring 7, the rings being seated on a projection 9 on the part 5. A cup-shaped press tool or die 12, Fig. 2, may likewise be mounted on a body 14.
Patent GB-1177236-A (GB)
Title: Improvements in Thrust Balancing in Rotary Machines
IPC: F03C2/08
Filed: 1967-06-06
Abstract: 1,177,236. Bearings. ATLAS COPCO A.B. 6 June, 1967 [23 June, 1966], No. 26046/67. Heading F2A. [Also in Division F1] In a rotary compressor, a rotor 6 is supported at one end by a roller bearing 8 and biased towards a gear casing 2 by an annular wavyspring 35 acting upon a ball-bearing 9, axial thrust exerted on the latter by the spring and the working fluid acting on the rotor being partially balanced by an opposing axial thrust of an annular piston 36 to which pressure is applied through a pipe connection 40, thus minimizing the load on the bearing 9. It is indicated that the piston may be fixed relative to the casing of the compressor and a cylinder 37 therefor rendered movable axially.
Patent GB-600967-A (GB)
Title: Improvements in or relating to reversing valves for controlling the flow of air and/or gaseous products
IPC: F28D17/04
Filed: 1945-10-06
Abstract: 600,967. Slide valves. YOUNGHUSBAND, K., and SUMMERS & SONS, Ltd., J. Oct. 6, 1945, No. 26099. [Class 135] [Also in Group XIII] A reversing valve for controlling the flow of gases in a furnace regenerator comprises slidable plate dampers 8, 9, Fig. 1, disposed for alternate movement in a frame assembly 4, 6 on intersecting paths located within the valve casing 23 having ports 1, 2, 3. The upper ends of the dampers are attached to a cable 10 which passes over guide pulleys 12, 13 and is wound around a winch-drum 14 driven by an electric motor and located on the casing. The plates, which descend by gravity are raised by the winch. The dampers and the frame may be water-cooled and an air inlet valve 20, Fig. 2, provided. In operation, when the damper 9 is in its closed position, gas passes from the port 3 to the flue port 2, whilst air entering through the valve 20 passes through the port 1. When the damper 8 is in its closed position gas passes from the port 1 to the port 2, and the port 3 is open to the air. In a modification, gas is directed from either of two oppositely located lateral flues to a central exhaust port.
Patent GB-243883-A (GB)
Title: Improvements in and relating to interchangeable heel-pieces for boots and shoes
IPC: A43B21/44
Filed: 1924-11-04
Abstract: 243,883. Neal, H., and Ramsay, A. Nov. 4, 1924. Protectors, securing.-Detachableheel members 4 are provided with a metal plate 5 extending entirely over the heel and provided with slots 22 engageable by lugs 21 stamped up from a plate 1 on a permanent heel 2. Both plates are perforated for the passage of a securing screw 20. In a modification, the lugs 21 are replaced by upstanding round steel studs.
Patent GB-601864-A (GB)
Title: Record players
IPC: G11B33/06
Filed: 1945-10-09
Abstract: 601,864. Record players. STRAUSS, I., and KAYE, G. O. Oct. 9, 1945, No. 26291. Convention date, May 26. [Class 40 (ii)] A record player, in which all the components are mounted on a base-plate 11, consists of a turntable 27 with a depending ornamental skirt 31, which conceals the motor 13 and associated friction drive, and a stylus-arm 50 mounted on a box 40, which, in the simplest form of the invention, acts as a resonator to reinforce the vibrations passing along the stylus-arm 50 from the record. In another form, Fig. 2, a gramophone pick-up is used on the arm 50, and the box 40 contains a loud speaker 48, an amplifier being also provided and housed beneath the depending skirt 31 of the turntable 27, the top of which may be provided with alternate light and dark markings 31a, 31b to act as a stroboscopic speed indicator.
Patent GB-1493215-A (GB)
Title: Conversion of cellulose and/or lignin containing organic waste material into an animal feedstuff
IPC: A23K10/32
Filed: 1976-06-24
Abstract: 1493215 Animal feedstuffs S KATZEN 24 June 1976 [1 July 1975] 26342/76 Heading A2B To make an animal feedstuff, cellulose-or lignin-containing material is reduced to a size of 2 inches or less e.g. by chopping or grinding, and is divided into two parts: (a) 40-60% of the material is treated with HCl, H 2 SO 4  or phosphoric acid and (b) the remainder is treated with Ca(OH) 2 , NaOH, KOH or NH 4 OH; 80-120 parts of (a) is mixed with 100 parts of (b) the moisture content adjusted to 20-60% and the resulting reaction converts the water to steam; and finally the mixture is formed into pellets, cubes or blocks. The starting material may be straw from wheat, barley, oats or rice; stover from corn or milo; cotton gin waste; grape pomace; sugar cane; bagasse; peanut, cocoa, rice or soybean hulls; peat; tobacco stems; sawdust or wood shavings; or cattle or poultry manure. Mixing may be in continuous mixers at 20-150F. Belt, screw or pneumatic conveyors may be used.
Patent GB-1383779-A (GB)
Title: Hydraulic control system
Inventor: KNUTSON D A
IPC: E02F3/42
Filed: 1972-06-06
Abstract: 1383779 Fluid pressure apparatus APPLIED POWER INDUSTRIES Inc 6 June 1972 [25 June 1971] 26396/72 Heading F1P [Also in Divisions El and F2] A hydraulic system for controlling an hydraulically actuated piston cylinder power unit from a point remote from the unit comprises a manual control 62 operating through a mechanical system 66a a remotely situated, reciprocable pilot valve 150, 226 controlling, in proportion to its movements, the movements of a reciprocable main valve 108, that normally adopts a null or balanced position, to move the valve from said position upon movement of the manual control to selectively supply pressurized fluid to and to relieve fluid from the power unit. Preferably the control 62 is a joy stick control for controlling three such hydraulic control systems A, B, C, each system regulating an associated one of the power units 28 of a shovel excavator. The main valve may be a four way spool valve 102, 200 and the pilot valve 150, 226 can be a spool valve reciprocably mounted within a bore in the spool 108 of the main valve or in an extension 204 of the spool valve 200, the valves having lands and internal bores appropriate to the desired control function of the main valve. One end surface 178 of the main spool valve 102 or the end surface 218, 220 of a flange 212 on the extension 204 is in constant communication with the fluid pressure source of the system whilst the other end surface 168 of the valve or surface 222 of flange 222, to which the pressurized fluid is applied when the pilot valve is moved to initiate movement of the main valve spool is twice the area of the other end surface 178, 218, 220. A mechanical feedback means 90a may be provided between the power unit and the pilot valve to cause recenfring of the pilot valve after movement of the main valve has occurred to cause actuation of the power unit.
Patent GB-953154-A (GB)
Title: Composite transverse truss unit, for example for a building structure
IPC: E04B1/00
Filed: 1962-07-10
Abstract: 953,154. Prefabricated buildings; foundations. J. H. SLAYTER. July 10, 1962 [Dec. 21, 1961], No. 26426/62. Headings E1A and E1S. A building 1 Fig. 1, is composed of prefabricated sections 31, 32, 33 provided, if desired, with requisite furniture and fittings, each section being pre-fabricated from transverse truss units 45, Fig. 4, made up as shown and inter-connected by inner and outer skins such as 80, 81. Each truss unit incorporates roof-supporting cantilever arms 47 carried by side columns 46 inter-connected by a continuous floor joist 48 including a tension member 60 and beam-straddling yokes 68. The yokes 68 together with a centre portion 63 define spaces 61, 62 therebetween allowing the truss unit to be slidably mounted on foundation beams 37, 38 carried by posts 40, Fig. 14. The wall panels 90, Fig. 16, may consist of spacial wooden studding 92 recessed to receive diaphonous gloss or synthetic plastic material 93 or solid panelling 95, 96. Scaling material is disposed between the various units for details of which Figs. 8, 11, 12 and 17 (not shown) should be referred to. The units are also provided with aligned holes 110 for the reception of tension cables which may be of nylon suitably anchored and tensioned or consist of a screw-threaded hook-member with a tensioning nut.
Patent GB-765975-A (GB)
Title: Improvements in or relating to securing tabs for printing paper rolls
Inventor: GIBSON WILLIAM
IPC: B65H19/10
Filed: 1954-09-13
Abstract: 765,975. Feeding webs. DAILY MIRROR NEWSPAPERS, Ltd. Sept. 6, 1955 [Sept. 13, 1954], No. 26464/54. Class 100(1) A tab for securing the free end of a web roll to the roll body comprises two paper parts gummed together over a restricted area, such that the opposed faces may be stripped apart from one another, at least one of the parts being coated overall with adhesive on its outer face. As shown, a paper strip is gummed at areas 2 and 3 to a trapezoidal shaped part 4, preferably of less strong paper than the strip 1. In use, the tab is applied to a roll 7 of printing paper with the part 4 gummed to the free end 8 of the printing paper whilst forming an extension 9 to the end 8 and with the part 1 gummed to the roll 7. In place of the gummed area 2, the strip 1 may have a gummed turned-back ear 6 for attachment to the part 4. Further, the face of the part 4 opposite to that gummed to the strip 1 may be coated with a permanently tacky adhesive protected by a layer of foil split to permit its removal in two stages; one when the tab is to be applied to the end 8 and secondly to expose the adhesive on the extension 9 for splicing to the trailing end of an expiring web. The two parts forming the tab may be separate but only joined together on application to a roll. Specification 404,216 is referred to.
Patent GB-443037-A (GB)
Title: Improvements relating to sliding doors
IPC: E05B65/00
Filed: 1934-09-14
Abstract: 443,037. Operating doors and fastenings. MARRYAT & SCOTT, Ltd., 75, Clerkenwell Road, London, and SCOTT, M. D., Bury Green House, Bury Green, Cheshunt, Hertfordshire. Sept. 14, 1934, No. 26465. [Classes 44 and 65 (i)] [See also Group XXX] In an installation of two sliding or collapsable doors in series, such as the cage and shaft gates of a lift, one of the doors carries electromagnetic means which releases the fastening of the other door and connects the two doors so that they can be moved together. The arrangement shown in sectional plan is applied to the cage and shaft gates of a lift, each composed of two collapsable sections A, a and B, b respectively, opening outwards from the centre. Each section B, b of the shaft gate carries a hook fastening 2 for engagement with a keeper 4 on the other section, the keeper being formed by a flange of a plate 3 mounted for movement away from and towards the gate ; the plates 3 are preferably mounted on parallel links arranged to give a gravitational return to the normal position shown, but spring or other return means may be used. Each plate 3 has a soft iron member 5 adapted to be attracted by solenoids 10 carried by the cage gate sections A, a, these solenoids being energized by a push-button 14, mounted on one of the cage gate handles 13, to draw the plates 3 into contact with the solenoids, thus freeing the keepers 4 from the fastenings 2 and holding the shaft gate sections to the cage gate sections for movement by the latter. Guards 8 prevent operation of the fastening from outside the shaft gate, and adjustable stops 9 may be provided to limit the inward movement of the plates 3. The hook members 2 are of different lengths, so that one will still engage if the gate sections are not quite closed, and it is arranged that the circuit of the hoisting motor remains broken in this position. A cut-out switch in the solenoid circuit enables the sections of the two gates to be adjusted relatively to one another. The two sections of either gate may be interconnected for simultaneous movement. Specification 443,213 is referred to.
Patent GB-929235-A (GB)
Title: Improvements in or relating to apparatus for applying liquid to sheet material
IPC: A43D11/14
Filed: 1959-08-04
Abstract: Apparatus for applying liquid to sheet material comprises a work support on which the material can be laid and means for pressing the material against the support, which is constituted by porous deformable material, different parts thereof being capable of absorbing and, upon compression, of dispensing different quantities of liquid per unit area into the sheet material, so wetting different parts thereof to differing <PICT:0929235/III/1> degrees.  As shown, the work support comprises two porous pads 16, 18, the pad 16 being of synthetic sponge material, and the pad 18 of dense wool felt. These pads are supported on a perforated plate 24 which dips into a supply of liquid in a reservoir 22, the level of liquid being maintained constant from an inverted container 32; this has a valve 38 which is held open by the valve stem 40 contacting a shelf 42.  A third pad 20 of porosity intermediate to those of the pads 16, 18 is cemented to the underside of a cover 28, hinged at 30 to the reservoir 22, and can be made to apply pressure to material placed on the work support by means of a treadle operating rod 66, link 68, rods 48 and levers 56, the movement being limited by screws 60 and stops 64. The appliance can be used for applying an activating liquid, e.g. a ketone solvent, to a counter 10 attached to a shoe upper 12, the counter being, e.g. of cotton sheeting impregnated with cellulose nitrate, the differing amounts applied by the pads 16 and 18 effecting differential stiffening of the counter.
Patent GB-819057-A (GB)
Title: Improvements in or relating to centrifugal driers
Inventor: WILLIAMS CHARLES EDWARD
IPC: D06F39/12
Filed: 1957-08-23
Abstract: 819,057. Centrifugal driers. GENERAL MOTORS Ltd. April 3, 1958 [Aug. 23, 1957], No. 26664/57. Class 34(2) A spin drier is rendered readily movable by the provision of a wheel 12, the lowest point of which is normally above the level of the three equi-angular spaced resilient feet 8, and a handle 14 by which the wheel may be lowered to the floor 13 tilting the drier.
Patent GB-981675-A (GB)
Title: Poly-(silylphosphonates)
Inventor: BROOKS JOHN LANGSHAW
IPC: C08G77/48
Filed: 1962-07-11
Abstract: Poly - (silylphosphonates), characterized in that the P atoms have attached thereto hydrocarbon radicals of at least 4 C atoms, may be made by reacting a halosilane containing at least 2 halogen atoms with a compound of the formula <FORM:0981675/C3/1> wherein R is a hydrocarbon radical of at least 4 C atoms and R4 is H or a hydrocarbon radical, preferably at 100 DEG  to 200 DEG  C.  Several reactants, viz., halosilanes and phosphonic acids and esters, are specified.  In Example (1) dimethyldichlorosilane was reacted with cetylphosphonate to yield a brown viscous liquid polymer composed of units of the formula  <FORM:0981675/C3/2> Uses.-As mould release agents, thickening agents, rust-proofing agents and as plasticizers and stabilizers for plastics.  They are particularly useful as surfactant additives in making foamed cellular polyurethanes, in that they stabilize the foam during the foam-forming reaction and prevent premature collapse of the foamed material before hardening.  Numerous examples of reactants for making hydroxylcontaining polyesters, polyesteramides and polyethers, and polyisocyanates are given.  In Example (2) an oxypropylated glycerol (mol. wt. 3000), the product of Example (1), water, 4-dimethylaminopyridine, stannous octoate and tolylene-2: 4- and -2: 6-diisocyanates, were mixed together and poured into a mould to yield a flexible foam.
Patent GB-260599-A (GB)
Title: Improvements in motor-driven meat mincing machines
IPC: B02C18/38
Filed: 1926-10-27
Abstract: 260,599. Kirschner, A., and Kirschner, C., (trading as Maschinenfabrik A. Kirschner). Oct. 29, 1925, [Convention date]. Mincing.-A number of mincing- machines are driven by a single motor either individually or collectively. As shown in Figs. 1 and 2, two mincers 12, 13 are driven by a motor 2 through a spring coupling 4, shaft 5 and a train of gearing driven by a pinion 6 and mounted on a swinging arm 8 actuated by a lever 30. The train comprises gear wheels 9, 10, 11, 14, the wheel 14 being meshed either with a gear wheel 15 on the mincer 13 or with a wheel 16 on the mincer 12. The lever 30 is locked by a pin 31 which engages with notches 35 on the gear casing and is disengaged by pressing down the knob 37 against a spring 34. For driving the mincers simultaneously, the lever 30 is moved to the central neutral position and the wheels 15, 16 are connected to the wheel 14 by interposing pinions 39 journaled on cranked, handoperated levers 40. The mincers are connected to the gear casing by nuts 23 which force necks 22 on the mincer barrels into bosses 18 on the gear casing, means being provided for correctly positioning the barrels. The mincer worm shafts have squared ends fitting into corresponding recesses in the rotary members 17. Ball bearings 27 are provided. The motor-starter 41 is operated from either side of the machine by handles 42, 43.
Patent GB-841560-A (GB)
Title: Improvements relating to t filter circuits
Inventor: CRAWFORD EDWARD CHARLES
IPC: H03H7/07
Filed: 1955-09-21
Abstract: 841,560. Bridged-T filter networks. ELECTRIC & MUSICAL INDUSTRIES Ltd. Sept. 7, 1956 [Sept. 21, 1955], No. 26921/55. Class 40(8). A bridged-T filter circuit has a resistance in one arm the tolerance of which exceeds the accuracy required to achieve a desired rejection characteristic, a variable reactor being connected in this arm to enable the circuit to be adjusted to obtain the desired characteristic. In known bridged-T rejector circuits (Fig. 2) a resistor R 2  is incorporated in the shunt arm to increase the Q of the circuit by compensating the losses in L, and 2C3. According to the invention, a resistor R 2  having a tolerance of e.g. 20% may be used and exact compensation achieved by adjustment of an inductor L 3  (or a capacitor) in the shunt arm. Slight readjustment of one of elements of the tuned circuit is also required. The resistor and inductor of the shunt arm may be combined in a single component. The invention may be applied to bridged-T circuits of the form shown in Fig. 3. In a modification of this circuit capacitance C 3  is fixed and the tapping on L, is variable. The invention may be applied to bridged T-circuits having series arms which are resistive.
Patent GB-426917-A (GB)
Title: Improvements in float valves for refrigerating apparatus
IPC: F25B41/06
Filed: 1934-09-20
Abstract: 426,917. Float operated valves. PAYNE, M., 50, Hook Road, Surbiton, Surrey, and BRITISH THERMOSTAT CO., Ltd., Windmill Road, Sunbury, Middlesex. Sept. 20, 1934, No. 27083. [Class 135] A float-operated valve for controlling the flow of liquid refrigerant from a chamber a to the evaporator of a refrigerating system is fitted with a removable valve seating g located in a recess h of the valve body c and held in place by a removable pipe connector i screwed on to a part of the valve body which projects outside the chamber a. The float d is pivoted to the valve body c at e and also to the valve f slidable in the body. A needle valve k enclosed in a removable cap l is provided for facilitating the removal of air from the chamber a.
Patent GB-189431-A (GB)
Title: Improvements in or relating to hand brakes for railway vehicles
IPC: B60T7/12
Filed: 1922-10-06
Abstract: 189,431. Boirault, L. Nov. 19, 1921, [Convention date]. Actuated by running axle. -In a brake for railway vehicles, the roller 23 which is arranged to contact with the cam 24 on the running axle 25 to apply the brakes, is carried by a lever 21 one end 26 of which slides in a fixed guide 28 and is acted upon by a non-reversible operating cam 38. The other end of the lever 21 acts through a spring buffer 17 on a rod 13 connected with the brake rigging. The cam 38 is thrown into " brakes-on " position as shown in Fig. 4 when a weighted lever 40, Figs. 2 and 5, is allowed to fall. The lever 40 is normally held up by a spring-pressed latch 45 engaging a pin 44. The latch may be drawn up to release the lever and so put on the brakes by chains on each side of the vehicle connected to a lever 50. The falling lever 40 rocks a shaft 30 on which is fixed an arm 41 adapted to engage a pin 43 on a toothed quadrant 35 loosely mounted on the shaft 30. The toothed quadrant engages a pinion 37 on a shaft 39 to which the operating cam is fixed. the cam being thus turned to apply the brakes. A locking pawl 32 engages a ratchet 34 secured to the quadrant. When the lever 40 is reset to take off the brakes, the arm 41 contacts with a pin 42 on the quadrant 35 to rotate the cam 38, but the locking pawl is first lifted by a cam 31 on the shaft 30. The brake rigging between the blocks 1, 2, Fig. 2, and the rod 13 comprises a cross-head 12 sliding in a slot 14, balance levers 7, 8 connected by a rod 11 and shackles 5, 6.
Patent GB-318599-A (GB)
Title: Process for the electrolytic production of alloys of calcium or strontium with lead
IPC: C25C3/00
Filed: 1929-09-06
Abstract: 318,599. Metallges. Akt.-Ges. Sept. 6, 1928, [Convention date]. Electrolytic furnaces. -In a furnace for the electrolysis of fused halide salts of calcium and strontium using a molten cathode of lead, the temperature of the cathode is maintained above 630‹ C., e.g. at 650-700‹ C. to prevent the formation of disturbing intermediate layers of solid material, e.g. of the alloy Pb3Ca, at the surface thereof. The cathode metal may be stirred by means of a perforated sheet which is moved up and down therein. The lower part b of the furnace containing the molten cathode g may be heated externally. The upper part c contains a fireclay ring d extending below the bottom of the electrolyte layer f. The anode e dips into the electrolyte. In a modification, the anode is surrounded by an insulating ring floating on the cathode. Electrolysis is carried out at a low current density, e.g. 4 amps./sq. cm. According to the Specification as open to inspection under Sect. 91 (3) (a) the cathode metal may consist of aluminium or an alloy instead of lead; this subject-matter does not appear in the Specification as accepted.
Patent GB-704418-A (GB)
Title: A pocket cuspidor
IPC: A61J19/00
Filed: 1951-11-21
Abstract: 704,418. Pocket cuspidors. STUKANEV, P. Nov. 21, 1951, No. 27269/51. Class 26 In a pocket cuspidor comprising a sac 1 of rubber or like elastic material, a substantially oval-shaped mouth piece 6 with a downwardly tapering mouth 7 has flexible lips 8, 9 which are normally elastically in contact at their inside extremities, but which may be moved apart as by pressure at the ends of the mouthpiece. The lips 8, 9 may be joined at one end. The sac may have a bead 3 to engage a groove 5 in the mouthpiece.