baber/WOPTO huggingface dataset:
Patent GB-1468114-A (GB)
Title: Triazino 4,3-a 1,4-benzodiazepin-2 1h-ones and their pharmaceuti cal compositions
IPC: C07D243/22
Filed: 1975-09-03
Abstract: 1468114 Aminomethyl dihydro-as-triazinobenzodiazopinones and their pharmaceutical compositions UPJOHN CO 3 Sept 1975 [12 Sept 1974] 36256/75 Heading C2C The invention comprises compounds of the formula I wherein R, R 0  and R 3  are hydrogen or C 1-3  alkyl; R 1  and R 2  are C 1-3  alkyl or together with their attached nitrogen -NR 2 R 3  forms a pyrrolidino, piperidino, morpholino or N-methyl piperazino ring; R 7  is a 2-pyridyl or a group of formula Ia when R 4  is H, F or Cl and R 5  is H or F provided that when R 4  is Cl R 5  is not F and wherein R 6  is H, Cl, Br, F, CF 3  or NO 2  which may be prepared by reaction of a compound of formula I wherein R, R 0 , R 3 , R 6  and R 7  are as defined above with a strong base in an inert organic solvent and treating the resulting solution with a compound of formula III wherein X is Cl or Br and R 1  and R 2  are as defined above. Benzodiazepin-2-ones of formula V wherein R, R 0 , R 3 , R 6  and R 7  are as defined above are prepared by reaction of the compound of formula IV with sodium hydride and an appropriate α haloalkanoic acid ester, and are then reacted with P 2 S 5  in pyridine to obtain the corresponding benzodiazepin-2-thione of formula VI which on reaction with hydrazine gives the astriazinobenzodiazepin-2-one formula I (above). Methylene ammonium chlorides of formula III (above) wherein R<SP>1</SP> and R<SP>2</SP> are CH 3 , C 2 H 5 , C 3 H 7  or NR 1 R 2  forms a pyrrolidino, piperidino, morpholino or N-methyl piperazino ring system are prepared by reaction of acetyl chloride with the corresponding tetraalkyldiamino methanes or bis heterocyclic methanes. Pharmaceutical compositions having sedative, tranquillizing and muscle relaxing activity for oral, parenteral or rectal administration comprise a compound of formula II together with a pharmaceutically acceptable diluent or carrier.
Patent GB-1021976-A (GB)
Title: Molded pulp structure
IPC: D21J7/00
Filed: 1964-09-04
Abstract: 1,021,976. Egg-boxes. KEYES FIBRE CO. Sept. 4, 1964 [Sept. 30, 1963], No. 36261/64. Heading B8P. [Also in Division B5] In moulding hollow fibrous-pulp articles, e.g. egg-boxes, pulp is accreted by suction to a foraminous die 46, Fig. 4 (not shown), provided with an aperture-producing blocked-off portion 64. The die is contoured to provide a step 22, Fig. 1, having a tread 28 and riser 24, the aperture extending over part of side wall 16 and over part or all of the width of the tread 28, this positioning giving the aperture smooth welldefined edges by preventing accumulation of pulp which leads to the formation of feather edges, Fig. 7 (not shown). The aperture is intended to receive a male locking element 88, Fig. 5 (not shown), inserted when the lid and body portions of the box are brought together.
Patent GB-319547-A (GB)
Title: Improvements in drawing mechanism for spinning and like frames
IPC: D01H5/78
Filed: 1928-12-10
Abstract: 319,547. Baumwollspinnerei Gronau. Dec. 10, 1928. Addition to 263,836. Rollers and roller heads. - In the arrangement described in the parent Specification, which comprises drawing-apparatus wherein the middle bottom roller is raised relatively to the other bottom rollers, is provided with two pressure rollers of which the rear is advantageously the heavier, and has a diameter equal to or greater than that of the front bottom roller, the rear of the two pressure rollers is formed with flutes or ribs R, so that dust or fluff on the bottom roller is carried along thereby or is forced laterally along the smooth surfaces F and is taken up by a plush-covered clearing-roller P or collects beneath the bearings of the pressure roller from which it is removed in the cleaning of the machine.
Patent GB-356053-A (GB)
Title: Motor vehicle control mechanism
Filed: 1930-12-03
Abstract: 356,053. Controlling variable-speed gearing. GRAY, J. H., 1421, Hussion Street, Houston, and WALLACE, D., P.O. Box 368, El Campo, both in Texas, U.S.A. Dec. 3, 1930, No. 36417. [Class 80 (ii).] Motor vehicle control mechanism adapted to enable the throttle to be controlled by hand when required comprises a fuel feed controlling device or accelerator 3, a gear lever 7, a manually-operable control rod 10 mounted on the gear lever but operable independently thereof, and a foot lever 4 adapted to operate the accelerator 3 and to be operated by the manual rod 10, In the construction shown the rod 10 can slide in bearings 9 on the gear lever and is formed with an operating handle 11 its lower end being connected to a lever 12 pivoted in a bracket 14 and having an arm 15 extending under the foot lever 4, so that when the handle 11 is raised the arm 15 is also raised and depresses the forward end of the foot lever to open the throttle.
Patent GB-1481979-A (GB)
Title: Light exposure apparatus for manufacturing colour picture tube
IPC: H01J9/227
Filed: 1974-08-21
Abstract: 1481979 Luminescent screens HITACHI Ltd 21 Aug 1974 [29 Aug 1973 (2)] 36704/74 Heading HID Apparatus for exposing the faceplate 6 of a colour cathode-ray tube comprises a correction lens 4 and an intensity correcting filter 3 having a plurality of discrete light restricting regions arranged to provide the required light distribution at the face plate. The regions comprise opaque dots with either varying size or pitch; the dots are circular, triangular, square or linear. The lens and filter may be one unit. The filter may be moved to and fro to eliminate the effects of discontinuities inherent in a screen with discrete regions. The apparatus is used for black matrix type cathode-ray tubes with screens coated with graphite.
Patent GB-366204-A (GB)
Title: Improvements in and relating to apparatus for moulding rubber or the like compound
Filed: 1930-12-09
Abstract: 366,204. Moulding rubber &c. by mould -table machines. DUNLOP RUBBER CO., Ltd., 32, Osnaburgh Street, London, WILLSHAW, H. and SMITH, H., of Dunlop Rubber Co., Fort Dunlop, Erding- ton, Birmingham. Dec. 9, 1930, No. 37063. [Class 87 (ii).] An intermittently-rotated horizontal table press, for moulding a number of rubber or like articles simultaneously, comprises pressing dies mounted on a head so as to alternate with ejecting mechanism carried below the moulds. the articles moulded at one stroke of the dies being ejected on the next downward stroke while the alternate moulds are being subjected to pressure. In the illustrated form a ring of fixed lower dies 3 and complementary upper dies are carried by a head 10 which is reciprocated in a vertical plane by toggle mechanism 20, 21. Between the two sets of dies a resiliently mounted moulding plate 6 is arranged to rotate with a step-by-step movement to place moulding cavities therein alternately in register with the dies and with ejecting plates 11 mounted intermediately of the upper dies, the moulding plate being provided with twice the number of cavities as there are dies. Thus, during the downstroke of the head, one set of charged cavities is subjected to moulding and the remainder cleared by the ejection plates ready for recharging. The head, after being raised again, is swung about the pivot 8 to o give access to the moulds for recharging, carrying the moulding plate 6 with it in one direction only by means of the pawl 29 and detent 31. A member 33 attached to the head may be utilized to operate a switch controlling automatic timing mechanism of the kind described in Specification 316,896, [Class 87 (ii), Moulding plastic &c. substances], which automatically lowers and then raises the press head again after a predetermined time to terminate the moulding operation. The connecting-rod 21 of the toggle mechanism is operated by a crank 22 on a shaft 23 geared to a clutch shaft 37. The driving chain-wheel 44 is provided with recesses 45 and normally runs loose on the shaft. One arm of an L-shaped clutch lever 41 lies in a recess in the shaft so long as the other arm is held by the detent 46 against the pressure of the spring 42. When the detent is lowered by lifting the lever 51 or energizing the solenoid 54, the lever 41 is turned so that the recess-engaging limb projects beyond the periphery of the shaft and enters the recesses 45 to form a driving connection between chain-wheel and shaft. The moulded products are delivered into channels 27. The dies may be heated and a whole range of the press may be mounted above a common delivery belt. The whole press may be arranged to act horizontally.
Patent GB-917457-A (GB)
Title: Installations for supporting skips during filling operations
IPC: E04G21/02
Filed: 1960-10-28
Abstract: 917,457. Supporting skips at loading stations. LONGWORTH, S., and TODD, T. H. Oct. 5, 1961 [Oct. 28, 1960; Feb. 1, 1961], Nos. 37095/60 and 3736/61. Class 78 (4). Skips 11 having bottom discharge openings closed by flaps 24 are suspended for loading by rollers 30 which rest on parallel rails 14. As described, the rollers are mounted on the outturned ends of a handle 31. The skips run down the long slope 16 of the tubular rails under gravity to a loading point 20a. A second skip may be arrested on the slope as shown by a latch 34 moved in sleeves 33 by rods 36 attached to bell-cranks 35, 37. The flap 24 is opened by a handle 27. Skips having different shapes may be used provided they taper towards the bottom.
Patent GB-865877-A (GB)
Title: Axial-flow compressor or turbine rotor discs
IPC: F01D5/30
Filed: 1959-11-02
Abstract: 865,877. Turbine and compressor rotor blades. GENERAL MOTORS CORPORATION. Nov. 2, 1959 [Jan. 27, 1959], No. 37098/59. Class 110 (3). An axial flow compressor or turbine disc comprising blades mounted on its rim in dovetail slots has each blade locked axially in position by a pin which passes through the rim of the disc to co-operate with abutments on the blade roots, and an expandable split ring fitted around the radially inner ends of the pins to prevent them dropping out. Turbine blades 13 are inserted into dovetail slots 12 in the rim 11 of a compressor disc 10. Each blade root 14 has a peripheral notch 21 cut in it, into which is fitted a locking pin 16 which is inserted through a hole 17 in the rim 11 from the radially inner surface 18 of the rim. A channel section split ring 25 is fitted around the radially inner ends of the locking pins 16 such that a gap 29 is left between the two ends of the split ring 25. Flange 27 of the ring 25 engages the upstream edges of the locking pins and flange 28 extends radially outwardly to engage with the radially inner surface 18 of the rotor rim. To prevent rotation of the split ring 25 tabs 31 and 32 formed from the base 26 of the ring are arranged to engage one of the pins 16. In a further embodiment (Figs. 4, 5 and 6, not shown) a split retaining ring has the tabs for locating the ring formed from the side flanges of the ring.
Patent GB-1063010-A (GB)
Title: Improvements in metal buttons
IPC: C07F9/165
Filed: 1965-08-31
Abstract: 1,063,010. Buttons. ETABLISSMENTS GOEPFER. Aug. 31, 1965 [Oct. 8, 1964; Aug. 8, 1965], No. 37236/65. Heading A3H. A two part button comprises a metal shell with an inturned edge and a resilient part with a shank, the shell snap engages over the resilient part. The inturned edge 1a of the metal shell 1 snap engages in a recess 2d in an upstanding rim of the resilient part 2 which has a shank and is made of plastics. The rim may be additionally recessed longtiudinally to increase the resilience of the rim. The recess 2d may be omitted and the edge of the shell retained by heat sealing. In another embodiment, the bottom part 2 is concave and the rim extends donwardly and the recess is at the bottom of the rim. The recess may be omitted and the shell retained by the resilience of the rim. The shank has a thread opening 4 which may extend through the part 2 and the inner surfaces of the shank may be convexly curved.
Patent GB-525549-A (GB)
Title: Improvements in photographic and cinematographic three-color film and method of making same
IPC: G03C7/26
Filed: 1938-12-22
Abstract: 525,549. Colour photography. CINECOLOR, Inc. Dec. 22, 1938, No. 37270. Convention date, Jan. 3. [Class 98 (ii)] Two colour component negatives are printed on to a photographic film in superimposition, the latent images are developed and toned to the same colour, one of the toned images is converted to another colour, and an image derived from the third colour component negative is printed by imbibition in registration with the other two images. The two images to be toned may be printed on to emulsion layers on opposite sides of a support or may be printed in separate strata of a single emulsion, preferably containing a soluble yellow dye such as tartrazine. After developing, fixing and washing both images are toned blue. The film may be treated with a solution containing ferric chloride, potassium ferricyanide, potassium oxalate, oxalic acid, and potassium alum, washed and then treated in a solution containing sodium citrate and nickel chloride and optionally oxalic acid. Alternatively the silver images may be bleached to silver ferrocyanide by treatment with potassium ferrocyanide, treated successively with nickel and ferric chloride solutions. washed, and then treated in a hydrochloric acid bath. The image to be coloured magenta is treated with a solution containing dimethylglyoxime and sodium or ammonium hydroxide either by flotation, spraying or controlled diffusion. The blue component negative is printed on to wash-off film through the base, and the developed, fixed and washed images are treated in a bleach-hardening solution. The film is treated with warm water, washed, fixed, washed and dried, and then impregnated with an acid yellow dye such as Du Pont Wool yellow Ex. Conc. The yellow image is then printed by imbibition on either the blue or magenta images. The finished film may be varnished on one or both sides. A sound track may be printed in either the blue-toned layer or in both the blue and magenta-toned layers.
Patent GB-349986-A (GB)
Title: Improvements in piston valves
IPC: F16K27/00
Filed: 1929-12-06
Abstract: 349,986. Valve accessories and components. MASON, H. L., 103, King Henry's Road, Hampstead, London. Dec. 6, 1929. No. 37398. [Class 135.] Seats and faces ; repairs, facililating.-A piston valve assembly comprises seating and packing rings and spacing elements arranged in the valve casing, the rings and elements and the parts of the casing receiving them having diameters increasing progressively towards the exterior of the valve whence they are inserted. In a piston valve of the type described in Specification 280,864, [Class 135, Valves &c.], packing and seating rings a, bare arranged on a cage or spacing element a<1>, the diameters of the rings and the element a<1> decreasing at 2 and 1 towards the interior of the valve, the unit being inserted through an aperture at the lower end of the valve casing closed by a gland g. The ring b seats on a combined ejecting washer and valve seat c as described in Specification 303,770, [Class 135, Valves &c.]. Pressure on the washer c exerted by the valve member d for the purpose of removing the unit a, b, a<1> releases the unit which drops out easily due to the increasing diameter of the bore in the casing which houses it. An additional packing ring d<1> provided with a washer c<1> may be used for packing the valve spindle and an increased diameter bore is provided at 3 to facilitate ejection of the ring d<1>. Fig. 3 illustrates a hydraulic operating valve in which the stepping of the diameters in the casing is done in two directions, withdrawal of the packing rings and spacing elements being effected in two directions. The internal diameters of the rings and elements may be unequal.
Patent GB-998304-A (GB)
Title: Fluid-pressure control valves
IPC: F15B21/08
Filed: 1961-10-18
Abstract: 998, 304. Fluid-pressure servomotor systems. BRAKESHOE INTERNATIONAL S.A. Oct. 18,1961 [Oct. 19, 1960], No. 37399/61. Heading G3P. [Also in Divisions H1 and H2] A pilot-controlled main-valve which is identical with that described in Specification 979,015 has the adjustable electromagnetic loading of the pilot valve effected by both direct and alternating current, the period of the A.C. being less than the response time of the valve. The pilot-valve solenoid 43 is connected in series with the thermistor 44 having a parallel resistor R T  which provides a combined temperature-constant resistance. The D.C. supply at terminals 90, 91 is obtained from an A.C. source 94,95 through a rectifier arrangement comprising oppositely connected diodes D 1 , D 2 ; condensers C 1 , C 2 , a resistor R 1  and a further diode D 3 . The A.C. supply to the solenoid 43 is obtained from the source 94, 95 via leads 103,104 the former being connected to a variable resistor R 2  the adjustable tap 107 of which leads to the primary of a transformer T having the other primary terminal connected to the lead 104. The D.C. terminals 90, 91 are each connected to a variable resistor R 3 , R 4 , the taps 108, 110 of which are connected to one side of the solenoid 43; the tap 110 is also joined by a condenser C 4  to one side of the transformer secondary the other side of which is connected to the resistor R T . The taps 107,108, 110 may be ganged as shown whereby the A.C. voltage is reduced as the D.C.voltage is increased. The superimposition of the A.C. voltage on the D.C. D.C. voltage in the solenoid establishes a fluctuating flux so minimising the hysteresis of the core material. In a modification, the solenoid is energized through any of a number of fixed resistors of different values instead of the variable resistors R 2 , R 3 , R 4 .
Patent GB-1114707-A (GB)
Title: Nuclear reactor fuel element assemblies
Inventor: LEAVER BERNARD
IPC: G21C3/33
Filed: 1964-09-29
Abstract: 1,114,707. Fuel assemblies. UNITED KING- DOM ATOMIC ENERGY AUTHORITY. 22 Sept., 1965 [29 Sept., 1964], No. 37447/67. Divided out of 1,114,706. Heading G6C. A fuel assembly comprising parallel elongate fuel rods is braced intermediate the end grids by at least one transverse spacing grid; each fuel rod has a group of at least three projections on its outer surface, the group coinciding with the transverse spacing grid so that the projections space the rods from the grid. Thus, fretting at these points of contact does not affect the cladding integrity and unrestricted thermal elongation is permitted. The projections and cladding are of zirconium alloy and may be attached thereto by brazing, or electron beam or fusion welding; they may alternatively be integral with the cladding. In an emergency, resulting in loss of coolant in the fuel channels, water may be sprayed from a central tube in the assembly, on to the fuel rods. Portions of fractured fuel elements are supported by a wire grid at the base of the assembly, thereby preventing fuel fragments falling into the lower end of the fuel channel.
Patent GB-1067797-A (GB)
Title: Sleeve pressing machine
IPC: D06F71/28
Filed: 1965-09-02
Abstract: 1,067,797. Ironing. McGRAW-EDISON CO. Sept. 2, 1965 [Sept. 28, 1964], No. 37493/65. Heading D1A. A sleeve pressing machine comprises two vertical parallel sleeve formers each having a steam pipe 31 and an air permeable bag 43 over which the sleeves are dressed and moveable pressing plates 59 to press the sleeve portions which face each other. When the sleeves are in position the bags 43 are inflated by steam which issues from the pipe 31 into the steam chest 37. The presser is moved between the bags and compressed air clamps the plates 59 against the sleeve and steam chest 37. The duration of this pressing operation is timer controlled and then the air is vented from the plates 59. The bags 43 are self venting.
Patent GB-842249-A (GB)
Title: Improvements in or relating to wire mesh fences
IPC: E04H17/06
Filed: 1958-11-21
Abstract: 842,249. Fences. RIEGER, H. Nov. 21, 1958, No. 37614/58. Class 45. In a wire mesh fence, paticularly a snow fence, assembled from rolled up sections each comprising a length of wire mesh and a post at each end, adjacent posts are kept together by a cap 2. The posts 1 are preferably tubular and have plates 8, 9 to limit the depth of insertion in the ground, the plate 8 having two holes for spacing the posts correctly. The posts are further held together by a hook 11 which is captive on one of the posts. The caps have holes 10 or other means for securing to transverse tie ropes. Metal or other strips 4 are inserted in the mesh and are secured to the top wire 7 by wire loops 5.
Patent GB-326869-A (GB)
Title: Improvements in or relating to the manufacture of synthetic rubber
IPC: C08F36/04
Filed: 1928-12-20
Abstract: 326,869. Carpmael, A., (I. G. Farbenindustrie Akt.-Ges.). Dec. 20, 1928. Caoutchouc, synthetic.-The polymerization of butadiene or its homologues, including phenyl butadiene, styrol, and the like, by means of an alkali metal, is carried out in presence of a small quantity of ammonia or of a free cyclic or saturated aliphatic primary, secondary or tertiary base. By this means the polymerization is slowed down, and undue rise of temperature during the reaction is avoided. The reaction mixture may, if desired, be heated and the reaction may be carried out under pressure. Examples are given of the polymerization of butadiene and isoprene by means of sodium in the presence of small quantities of ammonia and of aniline. Other substances, for example, ether, which fabourably influence the polymerization, or diluents such as ligroin, may be added in addition to the specified bases. Specification 24790/10 is referred to.
Patent GB-1468749-A (GB)
Title: Grass boxes for lawnmowers
IPC: A01D43/063
Filed: 1975-05-23
Abstract: 1468749 Lawn mowers D E AUSTIN 23 May 1975 [29 Aug 1974] 37733/74 Heading A1F A grass box I for a lawn mower 2 takes the form of an elongate open-topped container which varies in depth from a shallow open end, supported on the lawnmower 2 to a deeper closed end supported by a resilient extensible line 14 attached to the lawn mower handle (not shown). The support at the shallow end comprises slotted lugs 7 which engage pins 16 on the lawn mower 2. The deeper end is supported by a resilient extensible line 14 attached at one end to the lawn mower handle (not shown) and at the other end to a resilient extensible line 11 having hooks 10 which engage the projecting ends of a bracer rod 12.