baber/WOPTO huggingface dataset:
Patent GB-699408-A (GB)
Title: Improvements in wagon tipplers
IPC: B65G67/00
Filed: 1950-06-06
Abstract: 699,408. Tipplers for unloading wagons. STRACHAN & HENSHAW, Ltd., and GROSSMITH, G. W. May 31, 1951. [June 6, 1950] No. 14109/50. Addition to 623,252. Class 78 (iv). A shutter is moved during the initial movement of the tippler of the parent Specification to close the end or ends of the tipping chamber and is held closed by a latch during completion of the movement of the tippler. In the tippler illustrated a pair of arcuate frames 8 (Fig. 1) connected by members which support a wagon cradle 10 and supporting the usual wagon clamping mechanism are rotated about an axle 11 by pinions 12 which mesh with racks 9 on the frames 8. A shutter 16 is freely mounted on each end of the axle 11 and is shaped to close the end of the tipping chamber 13 when the cradle 10 is tipped. Each shutter is prevented from falling into the closed position by the engagement of teeth 18 (Fig. 4) on the shutter with teeth 19 on a lever 20 pivoted at 21 to the fixed frame of the tippler and normally held against movement by a stop 23 on the moving side frame 8. As the tippler is rotated from the position illustrated the levers 20 are allowed to turn about their pivots, lowering the shutters 16, until stops 26 on the shutters are engaged bv latches 24 on the side frames 8. Thereafter the side frames 8 push the shutters 16 upwardly until their centres of gravity pass the vertical plane through the axle 11 ; the shutters are then held by the latches 24 which also serve to withdraw the shutters when the tippler is restored.
Patent GB-864727-A (GB)
Title: An improved attachment for the screens or windows of motor vehicles
IPC: B60J1/00
Filed: 1958-05-03
Abstract: 864,727. Windows; windscreens. MORGAN, M. J., and BRIDGEWATER, H. G. April 27, 1959 [May 3, 1958], No. 14191/58. Class 20(3) A vehicle window or windscreen has thereon to prevent moisture, a dish-shaped pressing a of stiff or flexible transparent plastic sheet, e.g. of "Cobex" (Registered Trade Mark) attached to the panel of the screen or window by a strip or frame b of self-adhesive P.V.C. attached to the flanged mouth a of the dish by a high frequency weld. The pressing may be tinted to avoid glare.
Patent GB-528706-A (GB)
Title: Improvements in or relating to methods of transferring a plane printing image to a printing roller, and to a transfer printing press for carrying out the method
IPC: B41F3/30
Filed: 1939-05-12
Abstract: 528,706. Printing machines. BENER, A, METTLER-., and HUGENTOBLER, W. May 12, 1939, No. 14275. Convention date, May 12, 1938. [Class. 100 (ii)] A machine for transferring a design from a flat surface B, Fig. 4, to a printing cylinder W, Figs. 3 and 4, is provided with a reversing driving gear for the cylinder and means for pressing the surface B against the cylinder with such pressure that the surface is reciprocated by the cylinder without slip. The cylinder shaft D is provided with a gear 5 engaging a gear 6 on a shaft 18 whch is driven by worm gear 19r, ,  19s from a shaft 20 on which are loosely mounted two belt pulleys 23, 24, driven continuously by a crossed and an open belt respectively. Each pulley has a clutch rim 23a adapted to be engaged by pivoted clutch pieces 29 when these are forced apart by the oval head 28 of a bolt 26 carried by a sleeve 25 fixed to the shaft 20. The bolt is rotated to operative position by the engagement with a lever 27 on the bolt of the end of a sleeve 32 slidably keyed to the shaft 20 and moved in either direction by levers 33, 34, link 35 and lever 36. The reversal of the drive may also be effected automatically by terminal stops or switches. The surface B is pressed against the roller W by a pressure roller 7 supported in end bearings and on a central roller bearing 9, the bearings being carried by a cross beam 10 supported on a hydraulic ram 14.
Patent GB-611886-A (GB)
Title: Improvements in and relating to the counterbalancing of the walking beams of oil well and like pumps
IPC: F04B47/14
Filed: 1946-05-13
Abstract: 611,886. Counterbalances for pumps. BELL, G., and BRITISH OILFIELD EQUIPMENT CO., Ltd: May 13, 1946, No. 14365. [Class 102 (i)] The walking beam of an oil well or similar pump comprises an I-section beam a to which plates c, d provided with serrations e are attached. Counterweights h are provided with openings i having spaced projections j, k on each side so that the weights can be lifted and moved along the beam and lowered so that the projections engage the serrations.
Patent GB-1137749-A (GB)
Title: Action mechanisms for grand pianos
Inventor: MATSUMOTO YOSHIYUKI
IPC: G10C3/22
Filed: 1967-03-29
Abstract: 1,137,749. Action mechanism for grand piano. NIPPON GAKKI SEIZO K.K. 29 March, 1967 [18 June, 1966], No. 14384/67. Heading G5J. In an action mechanism for a grand piano, one end of a repetition spring 15 is inserted in a groove 14 in a spring seat 13 which is secured to a bolt 12 threaded through the repetition lever 6. By turning the bolt 12, the distance between the spring seat 13 and the lower surface of lever 6 is increased or decreased, thus decreasing or increasing the angle of bend α of the spring 15, to adjust the force to push up the repetition lever. The spring seat and bolt may be made of metal or a synthetic resin. In another embodiment (Fig. 3, not shown), one end of spring (23) of small radius of curvature engages a concave spherical recess (22) on the underside of spring seat (21). The spring seat (21) and bolt (12) may be formed integrally.
Patent GB-862493-A (GB)
Title: Front-mounted power control unit for tractors
IPC: E02F3/84
Filed: 1958-05-06
Abstract: 862,493. Earth-excavating equipment. GARWOOD INDUSTRIES Inc. May 6, 1958 [May 13, 1957], No. 14412/58. Class 68(1). A power unit assembly for detachably mounting on a tractor comprises a bracket or frame for directly securing to the tractor chassis, a power output means, e.g. a jack 210 or cable system 86, for operating a work attachment mounted on the tractor and for mounting on the frame 34a, and a power transmission mechanism detachable mounted on the frame and comprising either a pump 250 or a winch 96 by which through suitable drive shafting power can be transmitted from the tractor engine to the jack or cable system respectively.
Patent GB-553209-A (GB)
Title: Improvements in or relating to masks for varying the area of a transparent panel or the like
IPC: G02B27/02
Filed: 1941-11-10
Abstract: 553,209. Examining photographic transparencies. HARMER, C. T. Nov. 10, 1941, No. 14455. [Class 98 (ii)] [Also in Groups XV and XVIII] A mask for limiting the displayed area of a photographic transparency or the like under examination includes at least two collapsable shutters, each of which comprises a number of similar slats adapted to be nested one within another or extended so as to vary the amount of overlap and hence the area of the shutter. The masking device shown is used in a viewing apparatus for X-ray and similar photographs, comprising a chamber containing electric lamps which illuminate the film, supported on a glass panel at the front of the chamber, the masking device being behind the panel to adjust the illuminated area. It comprises a frame 10 in which are arranged two horizontally-adjustable shutters 12 and a vertically-adjustable shutter 11, all formed of overlapping angle-section slats, the ends of which slide in channel bars. The flanges 12a of the slats forming the horizontally-ajustable shutters are connected by pairs of leaf springs 20, similar springs being provided between the slats of the shutter 11. The shutters 12 are adjusted by arms 28 connected to their leading edges and carried by slides 26 adjustable along a rod 25 by external knobs 27, the shutter 11 being similarly adjusted. The leading edge of the shutter 11 is formed by a channel member 13 which is formed with slots 13a through which the slats forming the shutters 12 pass.
Patent GB-1385908-A (GB)
Title: Visual display apparatus
IPC: G09B9/32
Filed: 1971-05-12
Abstract: 1385908 Optical simulators REDIFON Ltd 11 Apr 1972 [12 May 1971] 14494/71 Heading G2J A simulator designed to present a collimated display to at least one viewer 1, 2 comprises a concave mirror 7 positioned for viewing, a curved rearprojection screen 6 positioned substantially at the focal surface of the concave mirror and an optical projector 3 positioned to project a visual scene on to the rear-projection screen. The screen 6 is preferably located above the viewers heads, and the mirror 7 located such that the line from the centre of the mirror 7 to the viewers eyes is horizontal. The screen 6 may be a conventional diffusion screen or it may have that surface facing the projector formed as a series of prisms which act to deflect the light from the screen to the mirror, the angle of the prisms (which may be in strip form) varying from the top to the bottom of the screen. The projected scene may be directed by a series of mirrors between the projector and the screen. The projector may be a television camera, or several such. Means may be provided for compensating for image distortion, i.e. anamorphotic systems e.g. lenses, refracting wedges or curved mirrors. One embodiment includes a concave mirror and a flat mirror 14, 16 Fig. 6 with an intermediate projection lens 15 which produces the required distortion of the image from the projector on the back of screen 6. The mirror 7, which is preferably spheroidal may be vacuum-formed from cast acrylic sheet. The mirror finish on the concave side is obtained by vacuum deposition of silicon monoxide or magnesium fluoride over aluminium. The mirror is supported on an epoxy and glass fibre. reinforced backing.
Patent GB-381131-A (GB)
Title: Improvements in electric motor generators
IPC: H02K47/04
Filed: 1932-05-21
Abstract: 381,131. Motor-generators. MASTERSON, W. E. and PRICE, H., Borger, Texas, U.S.A. May 21, 1932, No. 14520. [Class 35.] Driving-arrangements; machines with two or more armatures.-In a motor-generator set, both elements of the generator rotate and surround the motor, the armature of which is located within the motor field, and power-transmission means are interposed between the motor and generator. In the form shown, the five motor-armature electromagnet spiders 15 are mounted on the shaft 108 which rotates the frame carrying the generator field 34 by means of gears 27, 28 31, 30, and the generator field frame drives the generator armature 35 in the opposite direction but at the same speed by means of the bevel pinions 24 which rotate on stationary stub shafts 25 and mesh with toothed rings 23. The field magnets 19 of the stationary motor field are staggered with respect to the motor-armature magnets, and the magnets are selectively energized in pairs, the arrangement being such that it is necessary to energize the different pairs of magnets eight times to obtain one revolution of the motor armature. There are eight electromagnets per spider on the motor field and armature, but whilst the magnets are equally spaced on each armature spider, each spider is relatively displaced to the others. The commutators 48, 56 serve for the selective energization of the motor armature and field magnets respectively, and the output of the generator is taken from the commutator 37 and interconnected slip-rings 39, 40, 42, and 43.
Patent GB-1448936-A (GB)
Title: Forming direct-positive photographic images and materials therefo
IPC: G03C1/485
Filed: 1974-04-02
Abstract: 1448936 Benzimidazole derivatives EASTMAN KODAK CO 2 April 1974 [2 April 1973] 14602/74 Heading C2C [Also in Division G2] Examples 1-7 and 16-18 describe the preparation of benzimidazole derivatives of the formula wherein R<SP>1</SP>, R<SP>2</SP>, R<SP>1'</SP> and R<SP>2'</SP> are hydrogen, alkyl or an optionally substituted phenyl, benzyl, acetyl or amino group; R<SP>3</SP>-R<SP>8</SP> and R<SP>3'</SP>-R<SP>6'</SP> are hydrogen, halogen, alkyl, alkoxy, nitro, cyano or an optionally substituted amino, phenyl or benzyl group or a group of the formula -(alkylene) n COO alkyl, wherein n is 0 or 1; or R<SP>7</SP>+ R<SP>8</SP> is 5- or 6-membered, optionally substituted, cycloalkyl ring; or R<SP>1</SP> + R<SP>7</SP>, R<SP>2</SP> + R<SP>8</SP>, or R<SP>1'</SP> + R<SP>2' </SP>may form a heterocyclic ring.
Patent GB-146231-A (GB)
Abstract: 146,231. United Filters Corporation, (Assignees of Salisbury, O. J.). May 24, 1917, [Convention date]. Rotary filters.-A series of rotary disk suction filters are mounted on a hollow shaft, each disk dipping into a separate narrow tank containing the liquid to be filtered. The filtrate is discharge through passages in the shaft and means are provided for spraying the disks with wash-water and for scraping off solid matter deposited on the disks. As shown, the disks are built up of segments each segment comprising an outer ring 18, Fig. 5, flattened pipes 19, 19<1>, and a plate of woven wire or other foraminous material, covered with suitable fabric 20. Rods 5 are screwed into the shaft 10 and clamping plates 7 on the outer ends of these rods hold the segments in position, pressing nipples 18<1> on the pipes 19 into recesses in the shaft 10. The recesses communicate with longitudinal passages 2 in the shaft. At the end of the shaft is fixed a valve 40, Fig. 6, having longitudinal passages 44, corresponding to the passages 2, and lateral ports 45 which, as the shaft and valve rotate deliver successively to filtrate and washwater outlets in the valve casing. The washwater is sprayed on to the disks by pipes 55. Scrapers 29 fixed to the edges of the tanks 25 remove the solid matter from the disks directing it against inclined plates 30, Fig. 3, from which it falls through the spaces between the tanks to the hopper 31. A form of scraper 29 having inclined fingers as shown in Fig. 13 is preferably used. Below the scrapers on either side of each tank are slotted pipes through which the material to be treated is delivered to the filters from a pipe 37. The tanks 25 are supported on beams 15 and are forced into position and maintained there by means of screws 27. Pulp from the bottoms of the tanks may be circulated by a pump to return through the main supply pipe.
Patent GB-586603-A (GB)
Title: Improvements in or relating to the production of egg substitutes
IPC: A23J3/34
Filed: 1944-08-01
Abstract: A substitute for eggs capable of forming a stable foam when whipped with water, is made by drying the liquid product obtained by decomposing skimmed milk or buttermilk by means of rennet or other proteinase preparation such as stomach pepsin, pancreas trypsin, vegetable papain or animal kathepsin in the presence of a substance which forms difficulty soluble or slightly dissociated compounds with the calcium of the milk, e.g., a water soluble phosphate such as an alkali or ammonium orthophosphate, pyrophosphate, metaphosphate or polyphosphate, an alkali or ammonium tartrate or an alkali or ammonium carbonate, or by mixing the proteinase preparation in the dry form and the dry substance with skimmed milk powder or buttermilk powder, proteolysis of this mixture being brought about when it is dissolved in the water.
Patent GB-1128755-A (GB)
Title: Device for connecting pipe sections
Inventor: BURELLE PIERRE
IPC: F16L17/035
Filed: 1966-04-01
Abstract: 1,128,755. Pipe couplings; joint-making packing. PLASTIC OMNIUM. 1 April, 1966 [5 April, 1965; 12 Jan., 1966], No. 14700/66. Headings F2B and F2G. A joint for interconnecting pipe sections, preferably of plastics material, comprises a tulipshaped socket 1, a plain cylindrical spigot 2, an annular seal 4 of rubber or other resilient material having a heel or flange 5 and two lips 7 and 8 which bear respectively against the interior surface of the socket and exterior surface of the spigot, and a ring 3 snap-fastened to the socket and clamping the seal thereto, said ring having an inwardly-directed flange 12 defining an opening having a diameter slightly greater than that of the spigot. As illustrated more clearly in Fig. 1 (not shown), circumferentially-spaced projections 11 on the ring 3 are adapted to snap-fasten over a peripheral flange 9 on the socket and to clamp the heel of the seal against the end face of the socket. The spigot may then be inserted to complete the joint, the degree of insertion being sufficiently great to allow for lengthwise expansion of the pipe sections. Annular semicircular ribs 7a are provided on the inner side of the lip 7 to aid sealing of the joint. Alternatively, a bead may be provided on the inner periphery 6 of the seal level with the heel 5. As illustrated in Figs. 3 and 4 (not shown), differently-sized spigots may be sealingly coupled in the same socket by utilizing rings which only differ by the size of opening therein and seals which only differ in their radial thickness.
Patent GB-733170-A (GB)
Title: Improvements in or relating to bracket tables or ironing boards
IPC: D06F81/06
Filed: 1952-06-11
Abstract: 733,170. Bracket tables. VICKERY, J. P. June 5, 1953 [June 11, 1952], No. 14711/52. Classes 52 (3) and 52 (5). A table or ironing- board 1 is rotatably and axially adjustable on a vertical pivot carried by a swinging arm 2 the outer bearing of which is secured to a wall or to another article such as a table, kitchen dresser or a seat 7. The arm may be telescopic and clamping screws are provided for maintaining the parts in adjusted position.
Patent GB-147469-A (GB)
Abstract: 147,469. Schaller, C. June 17, 1915, [Convention date]. Addition to 2007/14. Multiplying and dividing apparatus.-Relates to the differential actuating-members of the machines described in the parent Specification. According to the invention, these members comprise levers 11 and toothed sectors 16 which are adapted to be moved into and out of operative position with respect to the gear wheels 17 of the numeral wheels 18 by the displacement of the guiding-members 10 under the control of the key-setting elements. Each actuating-member rocks about pivots 22 mounted in a frame which rotates with the main operating-shaft 12, and is held in its operative or inoperative position by means of a pin 23 and boss 24.
Patent GB-1146506-A (GB)
Title: Improvements in and relating to the manufacture of plaster and like board
IPC: B28B19/00
Filed: 1966-04-04
Abstract: 1,146,506. Moulding plasterboard. GENERAL PATENT LENNART WALLEN. 4 April, 1966 [5 April, 1965], No. 14824/66. Heading B5A. [Also in Division E1] In a method of making plaster board having on each face a fibrous layer comprising cellulosic (paper stock) textile, glass, rockwool or organic man-made fibres, a layer of plaster slurry which may incorporate small amounts of fibrous material is deposited on a moving layer of watersuspended fibres (e.g. on a Foudrinier wire) and is covered by a second layer of water-suspended fibres, the excess water being removed by vacuum or by pressure rollers so that the slurry penetrates progressively into each fibrous layer. One of the fibrous layers may be reinforced by fabric or filaments, or by wires which may be prestressed. A multi-layer board, Figs. 6a-6d (not shown), comprise fibre-faced plaster boards on each side of a core, the core being of foam plastics, foam rubber, blown concrete or gypsum, cellulosic fibre, sawdust, shavings, bark waste, glass fibre, rockwool or brick or coal crush. The core may be continuous, may comprise spaced pieces, or may have openings to allow penetration by the plaster slurry during manufacture. Alternatively the core itself may comprise several layers spaced by plaster slurry whereby a building block is formed. As shown water-suspended fibres from a box 1 flow on to an endless wire 2 to form a fibrous wet-sheet whose water content is reduced by suction boxes 4 before slurry is applied at 5. The fibre-slurry sheet is partly dried by suction boxes 6 and at 7 is fed beneath a second fibrous wet-sheet from an endless wire 8. In an alternative machine, Fig. 4 (not shown), producing a composite board having a core fed from a roll (24) wet-sheets (15, 15a) are picked by endless felts (36) off cylindrical screens (32) rotating in vats of suspended fibres and partly dried by pressing rollers (13, 14). The sheet (15), may incorporate reinforcement from a roll (40) and additives from a container (42), and may have its edges turned up by folding means, Fig. 5 (not shown) to adhere to the upper sheet (15a). As an alternative to the edge-folding means the slurry can be retained by rubber or plastics bands covered with fibrous material.
Patent GB-888061-A (GB)
Title: Bale or sack loader
IPC: B65G67/00
Filed: 1958-05-19
Abstract: 888,061. Tractor load-handling attachments. LYNE, W. G. May 6, 1959 [May 19, 1958], No. 14829/58. Class 78 (3). A fork T, provided with tines 31 and a rear discharge shoot P, is secured to the free end of a jib J which is mounted on a telescopic bar 6, 7 adapted to be raised by the lift links 15 of a tractor to cause bales picked up at the side of the tractor to be loaded into a trailer B. The inner end of bar part 6 is secured to a slotted member 22 which engages a fulcrum roller 4 journalled in a bracket 3 secured to the tractor frame. A spring 26 which is compressed during the final upward movement of the jib assists lowering.
Patent GB-1213707-A (GB)
Title: Phosphorus-containing 1,2,4-oxadiazole derivatives
Inventor: WOOD JACK
IPC: C07F9/653
Filed: 1968-03-28
Abstract: 1,213,707. Phosphorus-containing 1,2,4- oxadiazole derivatives and intermediates therefor. SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N.V. 11 Feb., 1969 [28 March, 1968], No. 14969/68. Headings C2C. [Also in Division A5] The invention comprises novel compounds of the formula wherein X 1  and X 2 , which may be the same or different, are an O or S atom, A is alkylene, R 1  is alkyl, R 2  is alkyl or alkoxy and R 3  is H or an optionally substituted alkyl group, an alkoxycarbonyl group or an optionally N-substituted carbamoyl or amino group. The compounds in which X 1  is an O or S atom and X 2  is a sulphur atom are prepared by reacting a compound of the formula with a salt, e.g. an alkali metal or ammonium salt, of an acid ester of the formula wherein Y 1  is S and Y 2  is O or S and the compounds in which X 1  is O or S and X 2  is O are prepared by reacting a compound of Formula II with a base, e.g. lead hydroxide, to give the corresponding hydroxyalkyl oxadiazole derivative and reacting the latter with a phosphorus halide derivative of the formula wherein Hal is halogen, preferably Cl. The compounds have biocidal properties. The haloalkyl oxadiazoles of Formula II wherein R is an optionally substituted alkyl or alkoxycarbonyl group are obtained by reacting an haloacylamidoxime (Hal.A.C(NH 2 ) = NOH) with an anhydride derived from an acid (R 3 COOH) optionally in the presence of an acid, suitably R 3 COOH or with an acid halide (R 3 COHal) preferably in the presence of a base, e.g. a tertiary amine, to form an acylated haloacyl amidoxime intermediate and then heating the latter to effect ring closure and specific details are given for the production of 3-chloromethyl-5-methyl-1,2,4 oxadiazole and the corresponding 5-propyl and 5-ethoxycarbonyl compounds. Compounds of Formula II wherein R is H may be obtained by a similar method but in which the acid anhydride or halide is replaced by ethyl orthoformate. Compounds of Formula II in which R 3  is an optionally N-substituted carbamoyl or amino group may be obtained from the corresponding compounds in which R 3  is alkoxycarbamyl, e.g. COOC 2 H 5 , or a haloalkyl, e.g. CCl 3  group, by reaction with ammonia or a suitable amine, e.g. dimethylamine or ethylamine, and examples are given for the production of 3- chloromethyl - 5 - carbamoyl - 1,2,4 - oxadiazole and 3-chloromethyl-5-(N-ethylamino)-1,2,4 oxadiazole. 3 - Hydroxymethyl - 5 - methyl - 1,2,4 - oxadiazole is obtained by treating the corresponding 3-chloromethyl compound with lead hydroxide in water, the mixture being heated under reflux then filtered and the aqueous solution extracted with ether to yield the product.