baber/WOPTO huggingface dataset:
Patent GB-309915-A (GB)
Title: Improvements in or relating to razor blade stroppers
IPC: B24D15/08
Filed: 1929-04-15
Abstract: 309,915. Beardaley & Wolcott Manufacturing Co., (Assignees of Wolcott, F. E.). April 17, 1928, [Convention date]. Stropping - apparatus for razor blades consists of a frame 1 carrying stropping- rollers 3 and having pivoted thereon covers 2 carrying rollers 4, the rollers being driven, through gearing 5, by a handle 6. The blade 7 is positioned on members 8 one or both of which are normally held in elevated position by springs 9 in tubular members 11 carried bv the frame 1, and during sharpening, the blade is pressed upon the rollers 3 by the rollers 4, the covers 2 resting on the members 8 and being pressed by the fingers to give the desired pressure, and to an extent limited by contact of the adjacent edges of the covers.
Patent GB-594603-A (GB)
Title: Improvements in or relating to the preparation of salts of diamines
Filed: 1945-05-07
Abstract: Salts of diamines which are readily soluble in water are obtained by treating a diamine of the general formula <FORM:0594603/IV/1> where Z is an aromatic nucleus and R is an aralkyl group with methane sulphonic acid, or by treating a soluble mineral salt of the above diamine with a soluble inorganic salt of methane sulphonic acid.  The reaction is preferably carried out in a solvent such as acetone.  In an example an acetone solution of N-(p-dimethylaminoethyl)-N-benzyl-aniline is treated with an acetone solution of methane sulphonic acid to obtain the monomethyl sulphonate.  Specification 452,805 is referred to.
Patent GB-301267-A (GB)
Title: Improvements in method and apparatus for the digestion of nitrocellulose
IPC: C08B5/10
Filed: 1928-04-20
Abstract: 301,267. Hercules Powder Co., (Assignees of Milliken, M. G.). Feb. 23, 1928, [Convention date]. Digesters.-A digester for nitrocellulose comprises a coil C connected at one end with an agitating tube A, in which the nitrocellulose is mixed with wate r before being forced through the coil C by means of pump B, and at the other with a valve j, which is held by spring n so that it normally opens against a given pressure in coil C to discharge the nitrocellulose and water. The coil is jacketed at its inlet with a steam heating coil e and its outlet with a water cooling coil f, and the intermediate part g of the coil is covered with insulating material. The discharge of the nitrocellulose is facilitated by admission of water under pressure through pipe E, which is connected through pump F either to an independent water supply or to that in or overflowed from tank D into which the nitrocellulose is discharged. The apparatus may be made of chrome steel.
Patent GB-570144-A (GB)
Title: Improvements in or relating to the construction of portable or temporary buildings
IPC: E04B1/08
Filed: 1943-07-19
Abstract: 570,144. Portable buildings. BERREY, R. J. P., LEWIS, D. G., and NEWSPRINT SUPPLY CO., Ltd. July 19, 1943, No. 11748. [Class 20 (i)] A building described particularly with reference to the housing of reels of newsprint and other merchandise so that large stocks may readily be given protection from the weather comprises a ridge member 14 formed of curved overlapping corrugated metal sheets, corrugated metal sheets which overlap similarly, forming sides 21 which are inclined to the vertical and are suspended from the ridge member, and triangular ends 33, also of overlapping corrugated metal sheets, which are carried by the end sections of the sides. A plate 26 is welded in the ridge member at each end. The building is supported by the engagement of the newsprint reels; &c., at the apex of a triangular pile with the underside of the ridge, the pile being carried by transverse rails laid on the ground. The sheets of the ridge member are connected by bars 17 dropping into hooks 16 secured to the sheets, the sheets of the sides being similarly secured together and suspended from the bars 17 by hooks 23 which engage both the bars 17 and bars 22 secured to the sides. The end sections of the sides have plates 29 welded thereto, which carry hooks to support angle bars 32 to which the sheets of the end members are secured by similar hooks. Louvres or a hinged ventilator 36 may be provided in the end members: Specifications 16056/94, 20269/94 [both in Class 20], and 530,183 are referred to.
Patent GB-1034262-A (GB)
Title: Improvements in or relating to spectro-polarimeters
IPC: G02B5/30
Filed: 1963-03-25
Abstract: 1,034,262. Spectropolarimeters. CARL ZEISS-STIFTUNG. March 25, 1963 [March 23, 1962], No. 11756/63. Heading G2J. The analyser and/or polariser of a spectropolarimeter are rotatable so that the axis of the light beam falling upon them coincides at least approximately at all wavelengths with the bisector of the acceptance angle within which incident rays are completely polarised. The acceptance angle for a Glan-Thomson prism is shown to equal i 1  + i 2 , where sin i 1  = w, sin (s -α) and sin i 2  = # sin (# - s), s being the cleavage angle of the prism and # and # are the refractive indices and α and # are the limiting angles of the total reflection for the ordinary and extraordinary beam respectively in the prism. The required movement of the prism may be approximated to by no movement in a first range wherein the bisector rotates but slowly, and a rotation linearly related to wavelength in a second range wherein the bisector rotates faster.
Patent GB-304271-A (GB)
Title: Improvements relating to wrapped butter and margarine
IPC: B65D77/02
Filed: 1928-04-23
Abstract: 304,271. Naamlooze Vennootschap H. Hartog's FabriekenÀ Jan. 18, 1928, [Convention date]. Void [Published under Sect. 91 of the Acts]. Drawings to Specification. Parcelling butter. - Butter or margarine, brought into cylindrical disc shape to fit into a normal butter dish, are packed in a single wrapper a portion of which may be used' as a handle for removing the disc from an outer cover or casing.
Patent GB-1373352-A (GB)
Title: Oxazole derivatives
IPC: C07D263/32
Filed: 1972-04-27
Abstract: 1373352 3-(4,5-Di-phenyloxazol-2-yl)propionic acid derivatives JOHN WYETH & BRO Ltd 27 April 1972 [28 April 1971] 11928/71 Addition to 1206403 Heading C2C  Novel 3-(4,5-diphenyloxazol-2-yl)propionic acid derivatives of the general formula wherein X is F or Cl and Y is OH, NH 2 , alkoxy or OM (M is an alkali or alkaline earth metal ion, the ammonium ion or an ion of an organic base), are prepared by reaction of a keto-ester of the general formula wherein Y<SP>1</SP> is OH or alkoxy, with ammonia or a salt thereof or urea and optional conversion of the resulting acid or ester to a corresponding amide or salt by a method known per se. An N - (1,2 - diphenylethan - 2 - one) - succinamic acid formed in the process may be cyclized to the desired product with sulphuric acid. 4,4<SP>1</SP>-Dichlorobenzoin hemisuccinate ester is prepared by reaction of 4,4<SP>1</SP>-dichlorobenzoin with succinic anhydride. Pharmaceutical compositions having antiinflammatory activity comprise, as active ingredient, a 3-(4,5-diphenyloxazol-2-yl)propionic acid derivative of the first general formula above, together with a pharmaceutically acceptable carrier.
Patent GB-898765-A (GB)
Title: Seats
IPC: A47C3/34
Filed: 1960-04-05
Abstract: 898,765. Adjustable seats. BELLOW, A. April 4, 1961 [April 5, 1960], No. 11942/60. Class 52(2) A seat comprises a vertical tubular guide 1 having three or four radially splayed legs at its lower end and two diametral recesses 4 across its upper end, a tubular column 7 provided with a number of spaced diametrically opposite bores 8 and slidably housed in the guide 1, a detachable pin 17 adapted to be located in any one pin of the bores 8 and to nest in the diametral recesses 4 for determining seat height and for preventing relative rotation of the column and guide, a wing-headed screw 6 housed in a boss 5 in the guide 1 for locking the column and guide together, a seat frame 9 secured to the column 7 (Fig. 3) and a seat portion 11 attached to the frame 9. A springy metal plate 13 is secured to the seat frame 9 which is of X form. An arcuate back-support 15 is secured to the plate 13.
Patent GB-1316196-A (GB)
Title: Pressure transducer
IPC: G01L9/00
Filed: 1971-04-28
Abstract: 1316196 Alkali metal alloys MINE SAFETY APPLIANCES CO 28 April 1971 [15 June 1970] 11965/71 Heading C7A [Also in Division G1] Alloys for use as liquids in pressure transducers (see Div. G1) comprise (a) Na. K alloys containing 67-82% Na that melt below 32 F. and boil above 1400 F; (b) Na K Cs alloys that are liquid down to -110F. (c) other alloys containing two or more alkali metals.
Patent GB-319307-A (GB)
Title: Improvements in or relating to television apparatus and the like
IPC: H04N5/60
Filed: 1928-06-20
Abstract: 319,307. Baird, J. L., and Television, Ltd. June 20, 1928. Divided on 319,304. Television.-A television system for reproduction in colour comprises, at a. transmitter, Fig. 1, an exploring-device 2 having sets 4, 6, 8 of light apertures, each set being allocated to a different colour, and at a receiver, Fig. 2, an exploring-device 18 having a single set 19 of light apertures, means 28, 30, 32 for providing illuminations corresponding respectively in colour to the colours at the transmitter, and means 34 for rendering each illumination operative in turn in synchronism with the operation of the exploring- devices. The elements of each of the three sets of apertures in the exploring-disc 2 have lightfilters, not shown, passing light of the appropriate colour. The exploring-disc at the receiver is rotated at three times the speed of that at the transmitter by gearing 22, 24 from a shaft 26 synchronized with the driving-shaft at the transmitter, and the coloured lamps 28, 30, 32 are energized in turn through a commutator 34 on the shaft 26.
Patent GB-1294589-A (GB)
Title: Improvements in and relating to governors
IPC: F02D1/02
Filed: 1970-03-13
Abstract: 1294589 Speed governor ROBERT BOSCH GmbH 13 March 1970 [14 March 1969] 12062/70 Heading G3B A governor for an internal combustion engine having a fuel injection pump, comprises a lever 14 which is adapted to act on the fuel injection quantity setting member 12 and which is subject on one side by a force of a governor spring 18 and on the other side to a speed dependent force of the device 17, the governor further comprising a stop 25 acting on the lever for limiting the quantity of fuel injected per operating cycle of the engine, the position of the stop 25 being determined by a speed dependent hydraulic pressure. Fuel from a tank 43 is pumped to a chamber 7 where it enters passage 6 to a piston 3 of the fuel injection device. The quantity of fuel injected per cycle is set by the control sleeve 12. The speed governor acts through the lever 14 to set the position of the control sleeve 12 dependent on the speed of the engine. Fuel in the chamber 7 communicates with one face of a piston 31 via a bore 34. The piston 31 has a cam surface co-operating with a cam 29 of the stop 25. At low fuel pressures the springs 35, 36 force the piston to the upper position which in turn controls the lower limiting position of the lever 14. As the fuel pressure increases the stop 25 is rotated anti-clockwise.
Patent GB-768334-A (GB)
Title: Improvements in and relating to ball point pens
IPC: B43K24/08
Filed: 1955-04-27
Abstract: 768,334. Reservoir pens. SHAW REGENT, Ltd., and SHAW, J. H. April 27, 1955, No. 12152/55. Class 146(3). A reservoir pen comprises a barrel 18, a ballpoint pen unit 19 slidable in the barrel 18, a spring 17 urging the unit 19 into retracted position within the barrel 18, a plunger 14 for actuating the unit axially of the barrel into writing position, and a spring-urged locking member 13 slidable transversely of the barrel through an aperture in the barrel, the member 13 having an aperture through which the plunger passes, and spaced-apart shoulders on the plunger 14 which engage the member 13 to hold the unit 19 in writing position and retracted position. The member 13 is pressed upwardly by a spring 6, such that it engages the shoulder formed on the plunger between parts 10 and 11. When the plunger 14 is depressed the unit 19 is projected, such that the member 13 engages the shoulder on the plunger formed between parts 11 and 12. Depression of the member 13 permits the unit 19 to be retracted by the spring 17.
Patent GB-346995-A (GB)
Title: Improvements in or relating to change speed gear
IPC: F16H57/022
Filed: 1930-04-17
Abstract: 346,995. Lubricating. TACKE MASCHINENFABRIK KOMMANDIT-GES., F., Rheine, Westphalia, Germany. April 17, 1930, No. 12163. Convention date, April 19, 1929. [Class 12 (iii).] Lubricant conveyed by mechanical means. -In change-speed gearing, a loose toothed wheel 36 dips down into oil and conveys lubricant to the gear trains.
Patent GB-941625-A (GB)
Title: Workpiece deforming tool
IPC: H01R43/042
Filed: 1961-04-06
Abstract: 941,625. Jointing by stamping. BUCHANAN ELECTRICAL PRODUCTS CORPORATION. April 6, 1961 [April 11, 1960], No. 12330/61. Heading B3Q. [Also in Division B4] A deforming tool for making electrical lead connections within a fitting in the form of a metallic sleeve surrounded by insulation comprises a one-piece member 10 provided with a workpiece-receiving bore 30 having a workpiece entry channel communicating therewith, a first workpiece deforming element 40 displaceable from a retracted position adjacent said entry channel through the channel to an advanced portion within the bore, a plurality of auxiliary deforming elements 66, 68 and means for moving the elements from retracted positions adjacent the bore to second positions occupying portions of the bore with consequent deformation of the fitting. The member 10, which is of U-shaped section and provided with a handle 16, has the deforming elements 66, 68 pivotally mounted upon it at 70, 72 respectively, while another handled member 12 is pivotally connected to the member 10 at 14 and carries the deforming element 40. An arm 44 provides a slotted link connected between a drive pin 48 mounted on the member 12 and the elements 66, 68, the element 66 being connected to the arm 44 by a slotted link 54 in the arm and the element 68 by a pin 60. A spring 102 urges the members 10, 12 to the open position shown in Fig. 2. Fig. 2 illustrates the position of the tool suitable for axial insertion of work into the bore 30, a detent 117 being provided to act with a torsion spring 116 associated with the drive pin 48 to releasably limit movement of the handled member 12 upon opening the tool. If it is necessary for the insertion of work in a direction perpendicular to the axis of the receiving bore 30, the tool may be opened by applying outward pressure on the member 12 sufficient to cause the spring 116 to pass under the detent 117 so that the pin 48 moves to the upper end of its slot as shown in Fig. 3 and drives arm 44 to further retract the elements 66, 68. On closing the tool from this fully-open position the elements 66, 68 will first take up their position on the work and then the pin 48 will move to the opposite end of the slot as shown in Fig. 2 with the spring 116 passing under the detent 117. Further pressure on the tool will cause the elements 40, 66, 68 to advance on to the work with an arcuate wiping action. In order to ensure that once a deformation cycle has been initiated it is carried through to completion, coacting mechanism is provided on the two arms 10, 12 for ensuring that, if the two arms have not been brought together to the requisite extent for a deformation operation, these arms are latched together when next they are retracted.
Patent GB-182980-A (GB)
Title: Improvements relating to doors of colliery trams
IPC: B61D7/16
Filed: 1921-05-02
Abstract: 182,980. Williams, I. W. T. May 2,1921. Corves; doors, wagon.-The end door of a colliery tram or the tail or side gate of a tip-cart or lorry is hinged about its upper edge and adapted to be readily detached by providing the upper edge of the door on the inside with a transverse strap A, Figs. 1 and 7, having end portions B of circular section flattened on two sides B<2>, Fig. 11, these portions B being arranged to pass through notches E, Fig. 6, into recesses F on the sides of the tram &c. or on brackets G secured thereto. The portions B can only be entered into or removed from the recesses F when the door is in an horizontal position, so that the flats B<2> engage the sides of the notches E; when the door swings into the vertical position, the portions B are locked in the recesses F. In order to secure the door in its closed position a lower strap H on the outside of the door is provided on its projecting ends with holes I engageable by catches on the tram body. End collars C on the strap A prevent spreading of the sides of the tram, and an upper cross-strap D on the outside of the door is arranged to abut against the edges of the notches E. When the door is detached, the whole section of the tram, lorry &c. is exposed for removal of the contents. Specification 135,914 is referred to.
Patent GB-1305923-A (GB)
IPC: G06M1/10
Filed: 1970-03-16
Abstract: 1305923 Monitoring liquid dispersions photo-electrically W DITTRICH and W GOEDE 16 March 1970 [18 April 1969] 12482/70 Heading G1A [Also in Divisions G2 and G4] An apparatus for counting and measuring particles in a liquid dispersion includes a chamber having at least one optically plane parallel transparent wall 19, a first inlet for the liquid dispersion a second inlet 24 for a second liquid and an outlet 17, the path between the first inlet 16 and the outlet 17 having a component directed towards wall 19, means 1-4 and 34 outside the chamber for illuminating a measuring point in the chamber, a microscope having an optical axis perpendicular to the plane parallel plate and focused at the measuring point, the microscope passing light to detector means e.g. photo-electric cells 10, 39, 40. Filters 9, 41, 42 enable the different photo-electric devices to detect different wavelength rays, and hence, different characteristics of the particles. The signals from the devices are counted and/or registered according to their amplitude at 45, 46, 47. The illumination may be from above, as shown, or from below, Fig. 5, (not shown), and the second liquid may be arranged to annularly surround the dispersion, Figs. 4 and 5, (not shown).
Patent GB-655483-A (GB)
Title: Improvements in or relating to air heaters
IPC: F24C3/02
Filed: 1948-05-06
Abstract: 655,483. Air-heating stoves. RADIANT HEATING, Ltd., and DOCKING. A. May 6, 1948, No. 12506. [Class 64(i)] In a room air-heater comprising a casing in the front wall 2 of which is an aperture 4 through which a fan 6 in the casing behind the aperture blows hot gases rising from a burner 8 at the bottom of the casing, and louvre strips 5 mounted in the path of the hot gases blown through the front aperture, the strips are rotatable as one unit in a plane transverse of the path, so that the direction of the hot current can be adjusted. The fan 6 is surrounded by a ring of louvres 11 which cause the hot gases to enter the air stream from the fan approximately tangentially. The gas supply to the burner 8 is controlled by a valve 30 carried by a bimetallic strip 29 which, when it is heated by the flame from a pilot burner 28, holds the valve open. If the pilot flame goes out the valve is closed. A valve 32 in the pilot supply pipe 33 is operated by a thermostatic element which is responsive to the temperature of the casing, so that if the casing is overheated the pilot flame is extinguished and the valve 30 closed. The main gas valve 19 is linked to a mercury switch in the fan motor circuit, so that when the valve 19 is opened or shut the motor is switched on or off. According to the Provisional Specification a baffle which extends about a quarter of the way around the fan, below and towards one side of it, replaces the louvres 11 to cause even mixture of the hot gases and air.
Patent GB-595190-A (GB)
Title: Improvements in or relating to precision gauging sets
IPC: G01B3/30
Filed: 1944-06-30
Abstract: 595,190. Gauge blocks. AKTIEBOLAGET SVENSKA KULLAGERFABRIKEN. June 30, 1944, No. 12519. Convention date, July 1, 1943. [Class 106 (ii)] An adjustable gauge block comprises two wedge-shaped members 2, 3, the latter of which is secured by spring-pressed screws 6 to a member 1 having parallel faces. Means for adjusting the block comprises a member 13, which is placed within and beneath a member 12 to which is then secured a plate 14. The ends of the wedge 2 lie opposite the prongs 15 and the ends of the members 1, 3 lie opposite the prongs 16, so that operation of a screw 18, by displacing the members 12, 13 relatively one to the other, drives the wedge 2 one way or the other to increase or decrease the size of the block which can be measured by a dial gauge.
Patent GB-282274-A (GB)
Title: Process for the electrolytic treatment for the cylinders of rotary printing machines to eliminate polishing and wear
IPC: H01L21/16
Filed: 1927-05-10
Abstract: 282,274. Kuppel, H., and Simeant, L. May 10, 1927. Electrodes, moving; preparing surfaces; metals, removing; copper, depositing.-The cylinders of rotary printing machines are treated for removal of an old engraving and prepared to receive a fresh engraving by the following process. The cylinder is polished over its entire surface to remove all trace of ink. It is then immersed, as cathode, in a bath containing 18 per cent copper sulphate, 4 per cent sulphuric acid and 78 per cent water. The density of the bath should not exceed 17-18‹ BÚ. Anodes of copper sheets are then introduced and the temperature raised to 30-45‹ C. A voltage of 1-3 and a current density 0.4-0.5 amps. per sq. cm: are maintained by regulation of the supply generator. The current is then reversed for an equal period and the process repeated as many times as may be necessary. The cylinder may be polished by agate stones mounted in a support tube reciprocated axially during the electrical treatment. The cylinder may be finally polished by a brush, carborundum, or emery paste; The current density is diminshed towards the end of the operation to produce a hard deposit of fine grain.
Patent GB-392352-A (GB)
Title: Improvements in shaving or lathering brushes and the like
IPC: A46B11/02
Filed: 1932-05-02
Abstract: 392,352. Reservoir brushes. TYSON, T. A., Belgrave, Ellerthwaite Road, Windermere, Westmorland. May 2, 1932, No. 12530. [Class 19.] A reservoir shaving- brush of the piston feed type operated by a threaded spindle c, Fig. 1, is characterized in that the spindle is plain nearest the bristles so that the piston is incapable of further forward movement on reaching the plain part. In one form, Fig. 1, the spindle c takes a bearing in a perforated nozzle f. In a modification, Fig. 6, the spindle c does not reach the nozzle f.
Patent GB-1526441-A (GB)
Title: Bead making machine
IPC: D04D9/00
Filed: 1975-10-31
Abstract: 1526441 Making beads R STIRLING 31 Oct 1975 [26 March 1975] 12564/75 Heading A3H [Also in Division B8] To make a decorative bead, the wide end of a tapered strip, e.g. of paper, is placed between two wire rods forming a mandrel F which is then rotated via handle A. The strip is urged continuously against roller C dipping into adhesive well H. The handle and rods are withdrawn to release the wound bead.