baber/WOPTO huggingface dataset:
Patent GB-1140047-A (GB)
Title: Improved process for producing substantially white, spinnable polyamide compositions, and compositions obtained thereby
IPC: C08K13/02
Filed: 1966-03-22
Abstract: 1,140,047. Stabilized polyamide compositions. SNIA VISCOSA SOCIETA' NAZIONALE INDUSTRIA APPLICAZIONI VISCOSA S.p.A. 22 March. 1966 [2 April, 1965], No. 12511/66. Heading C3R. Spinnable polyamides stabilized against the action of heat and light are produced using as stabilizer an association of at least a copper salt, phosphorous or hypophosphorous acid or an organic derivative of said acids having the same reducing power or an alkali metal salt thereof, and an alkali metal halide, the ratio of copper salt to phosphorus compound being limited by the relationship: where XPh is the number of mols of phosphorus compound, XCu is the number of mols of copper compound, VPh is a constant: 3 for phosphor ous acid and its derivatives and 1 for hypophosphorous acid and its derivatives and Y is at least 8. The polyamide may be nylon 6 or 66 and the copper compound copper acetate or chloride. The alkali metal halide may be KBr or KI. The composition may contain 0À2-2% alkali metal halide and 30-300 p.p.m. copper salt. It may also contain 0À4-3% of an antioxidant amino-compound, e.g. diphenylamine or bis-(4-octylphenyl)-amine. In examples: the stabilizers are added to the polyamide monomers before polymerization; glacial acetic acid is present as a viscosity stabilizer; and phosphorus compounds used are phosphorous acid (4-6) and sodium hypophosphite (1-3, 8, 9).
Patent GB-906078-A (GB)
Title: Apparatus for fluid tightly leading textile fabrics into or out of a pressure chamber
IPC: D06B23/16
Filed: 1961-04-07
Abstract: <PICT:0906078/IV (b)/1> Apparatus for leading textile fabric b into or out of a pressure chamber 71 in a fluidtight manner comprises two rollers 4, 41, set opposite each other in an inlet or outlet 2, the fluid pressure in said chamber 1 being caused to act upon one or both of the rollers to force them towards each other.  As shown, the rollers 4, 41 are coated with soft rubber 3, 31 and around the periphery of each roller are arranged three sealing strips 5, 6, 7 and 51, 61, 71 each pressed against the respective rollers by means of pressure loading devices 8, 9, 10 and 81, 91, 101 which may be fluid pressure loaded These sealing strips define pressure-loading chambers 11, 111 and 12.  Fluid under pressure is supplied from chamber 1 to chambers 11, 111 through pipes 13, 131 and the fluid in chamber 1 acts directly on the rollers at 12.  The arrangement is such that loading from chambers 11, 111 is greater than that from chamber 12 so that the rollers are urged towards each other.  One of the rollers may be driven to feed the fabric into the chamber and there are preferably guide rollers inside the chamber to guide the fabric in loops through the chamber.  There is a similar arrangement at the other end of the chamber to seal the outlet therefrom.  In a second embodiment an intermediate roller is interposed between the rollers 4, 41 so that the fabric can be led into the chamber between roller 4 and the intermediate roller and out from the chamber between the intermediate roller and the roller 41.
Patent GB-1424779-A (GB)
Title: Magnetic journal bearing assembly
IPC: F01D25/16
Filed: 1973-03-16
Abstract: 1424779 Automatic control of position PADANA A G 16 March 1973 [20 March 1972 (2)] 12713/73 Heading G3R [Also in Division F2] A horizontal ferromagnetic rotor 11 is supported at each end by a magnetic bearing 15 comprising an electromagnet 16, 18 and an annular permanent magnet 14, the longitudinal axis 22 of the rotor being positioned above the axis 23 of the magnet 14 which thus exerts a greater force upwardly than downwardly on the rotor thereby to counter the gravitational force 25 acting on the latter. Retroactive control of the position of axis 22 relative to axis 23 is effected by a control system comprising sensors 19, e.g. of the inductive, capacitive or photo-electric type, which detect positional deviations, a set-point adjuster 21, e.g. a potentiometer, and a controller 17 the output from which correctively regulates the energization of the electromagnet 16, 18. To provide the necessary non-uniform field, the magnet 14 may be magnetized non-uniformly; or have an eccentric bore; or have suitably shaped polepieces; or be provided on its periphery with a magnetic short circuit member Figs. 5 to 11, (not shown). The permanent magnet 14 may be replaced by an electromagnet, and such an embodiment is described with reference to Fig. 12 (not shown).
Patent GB-838423-A (GB)
Title: Improvements in and relating to holders for thermionic valves, electrical plugs or other electrical devices having projecting terminal prongs
Inventor: CLEWES ANTONY BRASHER
IPC: H01J5/12
Filed: 1958-04-10
Abstract: 838,423. Holders for thermionic valves. CARR FASTENER CO. Ltd. April 10, 1958 [April 18, 1957], No. 12800/57. Class 38 (1). The body 1 of a valveholder has, outside the ring of contact-receiving apertures but spaced inwardly from the peripheral edge of the body, an axially - extending opening for the reception of an earthing strip 7. The strip has a tongue 9, which engages a shoulder in the opening, and adjacent opposite faces of the body is bent to form a terminal portion 7e and a corrugated contact portion 7c adapted to be received between a valve envelope and a screening can so as to make contact with the latter.
Patent GB-552448-A (GB)
Title: Improvements in, or relating to, sliding sash windows and to the manufacture or production thereof
IPC: E06B3/44
Filed: 1941-10-04
Abstract: 552,448. Windows and window frames. HILLS PATENT GLAZING CO., Ltd., and HINCHCLIFFE, E. D. Oct. 4, 1941, No. 12831. [Class 20 (iii)] A window frame in which at least two sashes are slidably mounted is composed of moulded synthetic resinous material surrounded and reinforced by a metal subframe. The window frame 1, which is formed in one piece from a hard-setting plastic, is enclosed in an outer frame 2 of channel section made from steel sheet. The frame 1 is shaped to provide parallel channels 5, 6 in which the sashes slide, and at the top is a channel 8 the ends of which merge into the channel 5. A peripheral flange 7 on the frame seats upon one side of the sub-frame 2. The sides and ends of the sashes 3, 4 are T-shaped in cross section, the webs 11 being serrated to form a key for the putty securing the panes 13. The portions 15 of the sashes engage the grooves in the window frame. Spring loaded bolts 16 carried in brackets 17 press against serrated surrated surfaces on the window frame, and retain the windows in the desired position.
Patent GB-749945-A (GB)
Title: Lock utilizing interlocking cylinders
IPC: E05B9/08
Filed: 1954-05-04
Abstract: 749,945. Revolving barrel locks; sliding bolts. YALE & TOWNE MANUFACTURING CO. May 4, 1954 [July 9, 1953], No. 12911/54. Class 44. Relates to a lock of the class in which a bolt is adapted to be projected and retracted by a cylinder lock or the equivalent thereof positioned at each side of the lock casing. According to the invention, the lock includes means for securing the cylinders at opposite sides of the lock case, comprising means interlocking the cylinders relative to each other and with the lock case located therebetween, the interlocking means being operable into engaging relation upon relative movement of the cylinders and dogging means for the bolt coacting with the interlocking means. As shown, in which the bolt B of a mortice lock is operable by either of a pair of cylinder locks 36 or 37, the tail of the bolt B is formed with a cavity 22 for a vertically slidable tumbler 17 retained within the cavity by a cover-plate 18. The bolt tail 20 and the cover 18 are provided with notches 31, 32 and 33<SP>1</SP>, 34, for engagement with cam 33 and a cam (not shown) of the key plugs of the lock cylinders 37 and 36 respectively. Extensions 40 and 44 on the lock cylinders engage complementary recesses in the sides of the lock casing and the cylinder 37 is provided with pins 41 which co-operate with a spring-loaded detent 42 by which this cylinder is locked to the cylinder 36. In the retracted position of the bolt B, Fig. 2, two notches 38 on the tumbler 17 are engaged by the pin 41, thus locking the bolt. Rotation of the plug of cylinder 37 anti-clockwise through 360 degrees however, frees the tumbler from the pins 41 and by engagement of cam 33 with notch 31 effects a partial throw of the bolt, the latter being locked in this position by engagement of the central pair of notches 38 in the tumbler 17 with the pin 41. Rotation of the cam 33 through a further 360 degrees projects the bolt to a position corresponding to the engagement of the cam 33 with the notch 32 and the engagement of the pins 41 with the notches 38 at the right-hand end of the tumbler 17. The keyoperated locks 36 and 37 may be replaced by equivalent manually-operated devices, e.g. thumb-turn members. U.S.A. Specification 2,032,758 is referred to.
Patent GB-553203-A (GB)
Title: Terminal connecting grips for balloon flying and other cables
IPC: F16G11/04
Filed: 1941-10-08
Abstract: 553,203. Rope and cable grips. CLEVERLY, E. G. Oct. 8, 1941, No. 12974. [Classes 44 and 109] A terminal grip for a wire or cable comprises a wedge 9 formed with a slit at 10 and adapted to engage in a corresponding sheath 4, the wire 16 being passed through a hole or recess 13 in the wedge, along the slit 10, and down along one outer side of the wedge so as to be gripped between the wedge and the sheath, the pull of the wire on the sheath causing the wedge to be drawn farther into the sheath so as to grip the wire not only between the wedge and the sheath but also between the two limbs 11, 12 of the wedge. The wedge and the sheath are made symmetrical, the upper edge of the limb 12 being rounded as shown and one side wall 7 of the sheath being longer than the other side wall 6, so that the grip can be readily put together by feel in the dark. The sheath is formed with lugs 2 and holes 8 for securing purposes In the construction shown in Fig. 4 the sheath may be suspended or secured by means of a wire loop the arms 20, 20A of which pass down between the wedge and the sheath and have their lower ends turned out at 21, 21A. In this construction a recess 19 is formed in the side of the wedge for the wire 16.
Patent GB-109120-A (GB)
Title: Improvements in Tobacco Pipes or the like.
Inventor: MOSS FRANCIS EVAN
IPC: A24F1/00
Filed: 1916-09-14
Abstract: 109,120. Moss, F. E., and Smith, W. H. Sept 14, 1916. Tobacco pipes and cigar and cigarette holders.- Relates to mouthpieces with a number of baffles for intercepting nicotine, moisture, and dust. A slitted tubular device d is inserted in a recess in the mouthpiece c and enters a socket in the bowl a.
Patent GB-417985-A (GB)
Title: Improvements in or relating to friction clutches
IPC: F16D13/18
Filed: 1934-05-01
Abstract: 417,985. Friction clutches. WOODHEAD, W. E., 14, Milner Road, Merton Park, Wimbledon, London. May 1, 1934, No. 13041. [Class 80 (ii).] In a clutch, segmental shoes 3, integral at one end with a boss 4 secured to a driven shaft 5 and adapted to be expanded into frictional engagement with a driving pulley 2 by cams 7 acting on the free ends of the shoes, are centrifugally balanced by means of weights 6 guided on radial pins 22 secured to the boss 4 and housed within the shoes, each weight being connected to the opposite shoe by a pin 19. Levers 29 secured to the cams carry adjustable screws 30 adapted to coact with a control cone slidable on the shaft 5, each lever being centrifugally balanced by a counterweight 28. The cams are journalled in the boss 4 and in an end plate 8 secured to the latter.
Patent GB-852555-A (GB)
Title: Improvements relating to the production of hermetically sealed casings for semi-conductor devices
Inventor: CROCKER NORMAN JOSEPH
IPC: H01L23/04
Filed: 1958-04-24
Abstract: 852,555. Welding by pressure. SIEMENS EDISON SWAN Ltd. April 7, 1959 [April 24, 1958], No. 13054/58. Class 83 (4), [Also in Group XXXVI] In hermetically sealing by cold pressure welding a metal envelope containing a semi-conductor device, the envelope consisting of metal parts having annular contacting portions, pressure is applied between the contacting portions and simultaneously the portions are oscillated relatively to one another by the application of ultrasonic vibrations. The lower part 12 of the envelope 8 is arranged in the lower part 7 of a two-part die received in a recess 6 in the base 1 of an hydraulic press. The flange of the lower envelope part is received in a groove 10 in the lower die part and an upper complementary part of the envelope rests on the flange. The upper part 9 of the die is removably attached to the ram 5 of the hydraulic cylinder supported on a cross-bar 3 and a rim 15 on the ram is pressed against the upper envelope member while an ultra-sonic oscillator 17 connected by a tangential link 16 to the lower die part is switched on to oscillate the die part. Cold pressure welding is effected. The envelope parts may be of the same or different metals and need only be degreased.
Patent GB-543394-A (GB)
Title: Means for mounting instruments and other articles on panels
IPC: B64C7/00
Filed: 1940-08-16
Abstract: 543,394. Friction grip fastenings. AEROLEX. Ltd., and HARLEY, F. B. Aug. 16, 1940, Nos. 13116/40 and 3963/41. [Class 44] [Also in Groups XIX, XIV and XXXI] A device for use in mounting instru ments or other articles in panels fo: example, on aircraft or automobile comprises a sleeve or socket of rubber or like material having formed in it: exterior surface an annular recess to spring over the edge of the pane around the aperture and wherein the internal bore is smooth and is so dimensioned as to enable the instru ment to be pushed into it and retained In modifications the panel comprises a sheet of rubber with apertures for the instruments. As shown in Fig. 1, the device consists of a rubber sleeve witt a peripheral groove 3 and a flange 2. The sleeve is forced into the aperture in the panel, from the front, until the edge of aperture is engaged in the groove, and the flange 2 abuts against the front of the panel. The instrument is then forced into the sleeve. In a modification, the sleeve is screw-threaded externally and is screwed into the panel aperture until the groove 3 engages. The flange 2 may be dispensed with. A metal washer, or a clamping band tightened from the front of the panel, may be fitted on to the tubular part of the sleeve at the rear of the panel to give greater security. In a panel mounting for a plurality of instruments, the instrument-receiving apertures are formed in a sheet of rubber or the like backed by a sheet metal or skeleton wire frame. According to the Provisional Specifications, the instrument may have a bead or recess engaging a recess or bead in the rubber mounting.
Patent GB-643929-A (GB)
Title: Improvements in or relating to trailer vehicles
IPC: B60P1/04
Filed: 1948-05-13
Abstract: 643,929. Tipping vehicles. GRAY, E. T. Y. May 13, 1948, No. 13160. [Class 108(i)J A two-wheeled trailer coupled to a tractor by a draw-bar 39 pivoted to the trailer at a point 40 above and forward of the axle 11 as described in Specification 530,153 is characterized in that the trailer draw-bar 39 is connected to the tractor draw-bar by a horizontal pivot 63 and is of such length that by reversing the tractor the trailer can be tipped to a vertical position as shown in Fig. 6. The draw-bar 39 carries a sliding hitch assembly 54 which is connected by a coupling rod 51 to a carriage 48 having an integral body locking catch 46. When the safety catch 74 is raised to the dotted position, reversal of the tractor causes sliding hitch assembly 54 to move toward the trailer, thus releasing catch 46, a projection on the carriage 48 also engaging the kicking bar 56 to initiate the tipping of the trailer. A body retaining lever 86 is also provided to enable the body to be maintained in a number of partially tipped positions.
Patent GB-194199-A (GB)
Title: Improvements in dust caps for tyre and like valves
IPC: B60C29/06
Filed: 1922-05-10
Abstract: 194,199. Ellis, G. B., (Schrader's Son, Inc., A.). May 10, 1922. Dust-caps for tyre valves.- A quickly-detachable dust-cap comprises a cap portion Band a separately-formed foot portion C adapted to engage frictionally with a threaded member and non-detachably connected to the cap part. The foot part may be slit at C<2> to provide spring fingers C' and may be secured to the part B bv inter-engaging flanges B<1>, C<3>. In a modified form, the foot part is loosely connected to the cap and is circumferentially expansible.
Patent GB-1521355-A (GB)
Title: Fluidised bed combustion apparatus
IPC: F27B15/02
Filed: 1977-03-23
Abstract: 1521355 Fluidized bed combustion chambers ROLLS-ROYCE Ltd 23 March 1977 [1 April 1976] 13225/76 Heading F1L [Also in Divisions B1 B2 and F4]  In a fluidized bed combustion apparatus comprising a pressure vessel 10, an inlet 12 for air to be heated, a support structure 14 including a distributer plate for a bed of inert and combustible material 15, heated particle laden gases leaving the bed flow downwardly through superposed layers 20 of cyclone separators, the clean heated gases leaving the vessel 10 through an outlet duct 18 disposed within the inlet duct 12. The heated gases may be used to drive a turbine and the bed material 15 may comprise particulate coal. As shown each layer 20 comprises a plurality of straight through separators grouped in blocks of six with a single separator in the centre. The outlets of each block of six of the bottom most layer 20 enter a plenum chamber 24 which has an exhaust duct 26 passing through the fluidized bed 15 to a common plenum 28; the centre cyclones are connected to the chamber 28 by an exhaust duct 30.
Patent GB-237397-A (GB)
Title: Improvements relating to combination ovens
IPC: F24C15/16
Filed: 1924-05-29
Abstract: 237,397. Neale, E. C. St. J. B. May 29, 1924. Cooking-stoves; ovens. -A portable sheet-metal oven is formed with a curved top B, a door C hinged at the bottom and closing one end of the oven, shelves carried on guides, and a carrying handle D. Preferably two ovens, one fitting in the other for transport, are provided, and they may be supported on a folding stand G as described in Specification 197,519. The shelves may be provided with holes H of various sizes for the reception of utensils. The ovens are preferably watertight and provided with a plug for the insertion of a tap so that they may be used with the door uppermost as boilers or urns, as in the case of the right-hand oven shown in the Figure. Baffle plates J may be provided on the bottom and on the end facing the door of each oven.
Patent GB-132683-A (GB)
IPC: E21C25/34
Abstract: 132,683. Holt, G. Dec. 10, 1918. Driving and like chains with separate joint pins.- The chain blocks A of a coal-cutter chain have end extensions B, between the pairs of connecting-links C, adapted to contact with corresponding extensions on adjacent blocks so as to make the chain blocks continuous and rigid in one direction and to maintain the cutters at their proper cutting angle.
Patent GB-110375-A (GB)
Title: Improvements in Wheeled Vehicles and the like.
Inventor: FARNSWORTH ALFRED WILLIAM
IPC: B60G11/34
Filed: 1916-09-19
Abstract: 110,375. Farnsworth, A. W. Sept. 19, 1916. Springs, arrangement of.-A spring suspension for vehicles comprises overlapping quarter-elliptic cantilever springs and auxiliary springs interposed between the cantilever springs and the chassis. In the form shown, two cantilever springs 1, 2 are arranged at each side of the chassis so as to overlap at the centre, their inner ends being pivoted or rigidly connected to the chassis, and their outer ends connected to the axles. Coil springs 6 or pneumatic or india-rubber cushions are interposed between the springs 1, 2 and a perch 4.
Patent GB-611647-A (GB)
Title: Knob and spindle combination
IPC: E05B3/04
Filed: 1946-05-02
Abstract: 611,647. Furniture knobs. TRIGGS, W. W. (Yale & Towne Manufacturing Co.). May 2, 1946, No. 13415. [Class 52(i)] [Also in Group XXV] In a combined knob and spindle the spindle 10 is of square tubular cross section and fits loosely into a corresponding bore in the knob shank 17, the end of the spindle being slotted at 11 to form two flanges 13 which are forced outwardly to grip the shank bore 18 by means of a screw 14 arranged transversely in the shank 17 of the knob 16. The end of the screw is tapered at 15 and bears against corresponding tapered surfaces of the slotted spindle.
Patent GB-586737-A (GB)
Title: Improvements in or relating to mixing, emulsifying, kneading and like machines
IPC: B01F15/00
Filed: 1944-07-13
Abstract: 586,737. Mixing-machines. PENMAENMAWR & WELSH GRANITE CO., Ltd., and HODGSON, G. H. July 13, 1944, No. 13456. [Class 86] A machine for mixing, kneading, emulsifying and like purposes, comprises an impelling means mounted within a container and consisting in a vertical or substantially vertical shaft 10, Fig. 1, having radial arms 11 within the lower part of the container, each arm carrying at the end remote from the shaft an impeller element. The latter consists in a group of prongs 15 set close together at a substantial distance from the shaft 10 and disposed at an angle to the vertical with the leading edge 14, Fig. 2, below the trailing edge 13. The prongs may be curved to prevent fouling the walls of the container. Vertical or inclined tines 20 may be located between the prongs and the shaft after the manner described in Specification 547,000. In an alternative construction the prongs may be formed as serrations in the trailing edges of inclined plates secured to the arms 11 or prongs may he welded to such plates. The inclination of the impeller elements may be made adjustable.
Patent GB-528802-A (GB)
Title: Improvements in or relating to area measuring machines
IPC: G01B3/12
Filed: 1939-05-05
Abstract: 528,802. Area measuring machine. TURNER TANNING MACHINERY CO., Ltd. May 5, 1939, No. 13502. Convention date, May 5, 1938. [Class 106 (i)] In a machine of the type described in Specification 19156/09, [Class 106 (i)] means are provided to ensure correct meshing of the worms and worm gears in re-setting the machine for a subsequent measuring operation. As shown the grooved roller 1, over which the sheet of material is fed, co-operates with a set of measuring wheels 2 mounted on levers 3 and carrying pins 4 adapted to engage star wheels 12 on spindles 14. Each spindle 14 is rotatably mounted at its upper end in a slot in a slide 18 and has secured thereto a worm 16 yieldingly engaging a worm wheel 22. The hub portion of each worm wheel 22 carries a steel band 26 connected in the known manner to a system of levers and the usual indicating mechanism. At the end of a measuring operation the worms 16 are withdrawn to permit the worm wheels to return to the zero position. For this purpose the slide 18 is formed with rack teeth 32 engaging a pinion 34 operatively connected by an arm 36 to a treadle operated link 38. In accordance with the present invention near the end of the upper movement of the link 38 a lever 50, having a pin 52 engaging a slot in the link is raised to rock a shaft 44 and thereby raise a set of latches 40 on the shaft so as to engage a stop pin 58 on the corresponding worm wheels 22 immediately before the end of their return movement. On release of the link 38 the worms move into co-operative relation with the worm wheels as the latches are being restored to their initial position. A set screw 56 is provided to adjust the timing of the lifting of the lever 50.