baber/WOPTO huggingface dataset:
Patent GB-241850-A (GB)
Title: Improvements in or relating to locks
IPC: E05B37/02
Filed: 1925-09-14
Abstract: 241,850. Wade, H., (W-H Keyless Lock Co., Ltd). Sept. 14, 1925. Locks, permutation, of the kind in which a coaxial series of discs protruded from a slot in the casing to facilitate setting, are provided with stationary annular shields extending between the discs so that a flat instrument cannot be inserted into the spaces between the discs for picking by feeling. The discs are mounted on a common spindle 14 and have each a part 13 carrying the indicia and an annular part 15 notched at 16 to coact with projections 17 on the bolt 18 in the usual manner. Annular shields 20 fitting into an annular space between the disc parts 13, 15 of one element and engaging a shoulder 27 of the adjacent element, are provided to mask the parts 15 against access by a flat instrument inserted between the discs at the aperture 12 in the casing 10. A spring 28 clicks over notches 27<1> on the part 13 to hold the discs in set position. The shields 20, Fig. 4, are maintained stationary by a bolt projection 17 engaging a notch 21 therein. In a modified form, the notches 27<1> may be formed on the part 15, in which case the shield has a recess 31 to allow access of the spring 28. In a further modification, Fig. 7, the spring 28 is part of the shield.
Patent GB-386909-A (GB)
Title: Improvements in tipped metal cutting and like tools and working implements
IPC: B23K31/02
Filed: 1932-08-16
Abstract: 386,909. Tools ; brazed joints. TOOL METAL MANUFACTURING CO., Ltd., 11, Victoria Street, London.-(Krupp Akt.- Ges., F. ; Essen, Germany.) Aug. 16, 1932, No. 22988. [Classes 83 (ii), 83 (iii), and 83 (iv).] In securing the tip b of a metal cutting or like tool or working implement to the shank a, a perforated insert c of tough metal such as iron or steel is placed between the tip and shank and is brazed thereto. The insert is preferably coated on both sides with copper which effects the brazed joint, or alternatively the copper may be applied to the parts to be joined, e.g. by applying small pieces of copper to the tip immediately before brazing. Wire clamps d may secure the parts together for brazing or simple wires may be passed through the perforations to position the parts, the insert being preferably extended to project beyond the edges of the joint to receive the clamps &c. and being subsequently trimmed off, preferably by grinding. The edges of the insert may be bent upwards towards the tip, as shown in Fig. 3, so as to form a trough, the molten copper being retained inside the walls thereof and also on the projecting surface f of the shank. The tip b is made of a cutting material having a high resistance to shearing, such as a carbide, boride, nitride, or silicide alloy and the shank is made of an alloy steel containing a high percentage of alloying elements such as tungsten, cobalt, and chromium.
Patent GB-642893-A (GB)
Title: Improved means for fixing small internal-combustion engines to bicycles
IPC: B62M7/00
Filed: 1946-08-01
Abstract: 642,893. Motor attachments for bicycles. SOC. ANON. MOTO GARELLI. Aug. 1, 1946, Nos. 23020 and 23021. Convention dates, Aug. 24, 1945 and Nov. 9, 1945. [Class 79 (iii)] A small internal combustion engine for driving the tyre of the driving wheel of a bicycle through a friction roller is mounted on the bicycle by means of two links each connected at one end to the frame and at the other to the engine body, the links being disposed so as to mount the engine below the pedal crankshaft and between the planes swept by the pedal crank assemblies, and spring means being provided to urge the roller against the tyre. The spring means may be capable of sufficient deformation to permit the roller to be disengaged from the tyre. As shown in Fig. 2 brackets 15, 7 secured to the bicycle frame are pivotally connected at 12, 121 to the links 10, 10<SP>1</SP>, whose other ends are pivotally connected at 11, 11<SP>1</SP> to the engine 1, so that the engine is disposed below the pedal crankshaft 6 and between the planes swept by the pedal crank assemblies, a helical spring 13 being arranged between the pivots 11, 12<SP>1</SP> to urge the roller 4 against the tyre 5, the roller 4 being driven by the engine through gears 2, 3. In a modification, Fig. 1, not shown, both links are pivotally connected to the bracket secured to the chain stays. In an alternative construction, Fig. 3, the links 10, 101 are formed as spring blades each rigidly connected at each end to the frame and the engine 1. The rear link passes through the chain stays, but if the stays are close together, the rear spring link is made of two narrower blades one on each side of the stays. In a modification, Fig. 4, not shown, the engine is mounted by means of one spring link and one pivoted link. The Specification as open to inspection under Sect. 91 also comprises arrangements in which the engine is disposed above the driving wheel and is arranged either horizontally or vertically. The engine is mounted by means of either two spring blades or one pivoted link and one spring blade. This subjectmatter does not appear in the Specification as accepted.
Patent GB-1070382-A (GB)
Title: A refractory core and materials therefor
Inventor: INGLES THOMAS ALAN
IPC: C04B35/48
Filed: 1963-06-10
Abstract: A refractory core, with or without a mould integral with the core, is prepared by firing to a temperature below the fusion a shape formed from zirconium oxide or silicate together with one or more oxides or oxide precursors of Group IIa metals, e.g. calcium, barium and strontium carbonates and/or one or more other refractory oxides or precursors thereof, the zirconium expressed as the oxide forming 15-95 mol per cent of the mixture of the zirconium compound and Group IIa metal oxide, the other refractory compounds forming 1-95% by weight of the mixture.  Refractory compounds specified are alumina, titania, silica, magnesia, mullite, molochite, sillimanite, plaster of Paris and ground siliceous or aluminous porcelain.  A temporary binder, e.g. wax or synthetic resin, may be employed in forming the shape.
Patent GB-663140-A (GB)
Title: Improvements in or relating to locking devices
IPC: H01H13/02
Filed: 1949-09-06
Abstract: 663,140. Retractive switches. FAVARETTO, G., RANDACCIO, S., and RANDACCIO, C. Sept. 6, 1949. [Sept. 8, 1948] No. 23110/49. Class 38 (v). [Also in Groups XV and XXV] The contact-control mechanism is of the kind shown in Fig. 7 in which a spring loaded displaceable member 14 when displaced to the closing position, is retained by engagement of a blade spring 5 with the step 4a of an abutment 4. To open the switch the member 14 is given a further small displacement so that the end of the spring 5 engages a cam surface 4b on the abutment to deflect the spring sideways when the member 14 is released, so that the parts can return to their initial positions. In Fig. 25, the springs 5 form the contacts and are connected by interconnected conducting parts 7 of insulating abutments 4 on each side of the plunger 40. In Fig. 26, the plunger 41 is controlled by an arched spring 1 insulated for finger operation at the top of the arch, and carries a spring 5 forming one contact. The abutment 4 forms the other contact and the circuit is made in the position shown and broken by depressing the spring 1. Other arrangements are described.
Patent GB-218527-A (GB)
Title: Astronomical appliances for educational and other purposes
IPC: G09B27/04
Filed: 1923-09-15
Abstract: 218,527. McEwan, D. Sept. 15, 1923. Globes. - Combined astronomical and geographical charts for use in teaching astronomy, navigation, or geography, or for navigational or other purposes, comprise hollow hemipheres bearing representations of the stars and of geographical features, an indication being given of the points of the earth at which stars are overhead at a chosen time and, when the charts are used in an adjustable stand, of the position of the stars relatively to the horizon at any time or place. Each chart may comprise a single translucent hemisphere marked with the North or South terrestial hemispheres and with twenty-four meridians representing the hour graduations and provided with holes indicating the stars in a celestial hemisphere so that, when the chart is viewed from the interior and illuminated from the exterior, the stars and geographical features occupy the relative positions in which they would be at midnight of a given date and longitude. Alternatively, each chart may comprise an inner translucent terrestial hemisphere 24, Fig. 5, and an outer concentric hemisphere 23 perforated at 19 to represent the stars, the hemispheres being relatively adjustable to give the positions of the stars at any time. Either form of chart may be mounted in a frame 10, Fig. 1, pivoted about the axis A, B at one end of an arc 3 and adjustable by means of a knob 9 graduated in hours, the arc 3 being adjustable in a guide 2 on a stand 1 by rack and pinion gearing from a knob 7. A curved bar 15 mounted at the ends of a horizontal bar 16 supported from the guide 2 represents the horizon, the position of the stars relatively to which at any place and time is demonstrated by adjusting knob 7 until the angle X is equal to the latitude of the place and by rotating the knob 9 and so the celestial hemisphere for time adjustment. Specification 28546/12 is referred to.
Patent GB-1286936-A (GB)
Title: Bourdon tube having integral pointer
IPC: G01L7/04
Filed: 1971-04-19
Abstract: 1286936 Pressure gauges DRESSER INDUSTRIES Inc 19 April 1971 [9 March 1970] 23166/71 Heading G1L In a Bourdon tube 11 the free end of the tube is flattened at 24 at right-angles or transversely to the plane of the coil, the corners 27, 28 on each side of the end of the flattened portion are bent along the dotted lines at right-angles to the flattened portion and soldered along the free end to form a pressure tight joint and also a pointer.
Patent GB-776822-A (GB)
Title: Improvements relating to the treatment of low loss ceramic materials
Inventor: RAWSON HAROLD
IPC: C04B35/26
Filed: 1953-08-24
Abstract: Ceramic compositions containing alumina are heated for a prolonged period, e.g. in excess of 20 hours, at a temperature below the original firing temperature, i.e. between 850 DEG  and 1300 DEG C. whereby the dielectric losses of the material are reduced. Compositions comprising: kaolin, talc, magnesia, barium or calcium carbonate; kaolin, silica, calcium and barium carbonates; alumina, magnesia and silica; and alumina, calcia and silica are described. Reference is also made to compositions comprising substantially wholly alumina.
Patent GB-360436-A (GB)
Title: Improvements relating to titanium pigments and their manufacture
IPC: C01G23/08
Filed: 1930-08-02
Abstract: Titanium oxide precipitated by hydrolysis either alone or with an extender such as barium sulphate is treated to increase the whiteness and covering power by adding a small amount of a sodium or potassium compound such as the sulphate, bisulphate, chloride, nitrate, carbonate, bicarbonate, hydrate, oxide, or phosphate and heating the mixture to 700-1000 DEG  C. so as to obtain a neutral or only slightly alkaline product.  The product may be washed to remove soluble substances.  Specifications 225,593, 275,672 and 309,598, [all in Class 1 (iii), Oxides &c. Metallic], are referred to.
Patent GB-1427404-A (GB)
Title: Tricyclic pharmacological agents and methods of making them
IPC: C07C45/63
Filed: 1973-05-16
Abstract: 1427404 Dibenzo[a,d]cycloheptene derivatives SYNTEX CORP 16 May 1973 [25 May 1972] 23436/73 Heading C2C Novel compounds of Formula (IV) wherein the dotted line indicates either a saturated or an unsaturated bridge between the C-10 and C-11 carbon atoms; R is H, C 2-6  alkyl, C 1-6  alkoxy, C 1-6  alkenyl, halo, CF 3 , alkylsulphonyl, CF 3 SO 2 -, thioalkyl, dialkylsulphamoyl or CN; R<SP>1</SP> and R<SP>2</SP> are independently H, C 1-6  alkyl, C 3-7  cycloalkyl, phenyl alkyl, hydroxyalkoxyalkyl, phenacyl or substituted phenacyl; or R<SP>1</SP> and R<SP>2</SP> together with the nitrogen atom to which they are joined form a heterocyclic ring having from 5 to 7 ring atoms having 1 or 2 hetero atoms chosen from N, S and O, wherein one of said hetero atoms is the joining N atom, or R<SP>1</SP>R<SP>2</SP>N denotes a ring of formula wherein n is 1 or 2 and R* is H, C 1-6  alkyl or hydroxyalkyl; and pharmaceutically acceptable salts thereof, may be obtained by the steps of (1) reacting a compound of the formula wherein X is OH, OR 1 <SP>1</SP> or -NR<SP>1</SP>R<SP>2</SP> and OR<SP>1</SP> 1  is an acid labile ether group, with a base in an inert organic solvent; (ii) hydrolysing the OR 1 <SP>1</SP> group, if present, in the product of step (i); (ii) preparing a sulphonic ester of the product of step (ii), or a product of step (i) in which X is OH; (iv) reacting the product of step (iii) with an appropriate amine R<SP>1</SP>R<SP>2</SP>NH to produce a compound of Formula (IV) and (V) optionally forming a pharmaceutically acceptable salt of the amine product of step (i) or step (iv). The preparation of intermediates is described according to the following reaction scheme Step (1) comprises treating B with a propyne ether organometallic reagent; step (2) is hydrolysis with aqueous acid solution in organic solvent; step (3) is effected using alkyl sulphonyl chloride and step (4) involves treating the sulphonic ester with appropriate amine R<SP>1</SP>R<SP>2</SP>NH. Intermediates B are obtained from a 3R-substituted dibenzo[a,d]cycloheptene - 5- one by NaBH 4  reduction to corresponding 5-ol compound followed by reaction with thionyl chloride. B can also be treated with a 3-dimethylamino - prop - 1 - ynyl magnesium chloride to form A. Ring R-substituted-#- bromoacetophenones are prepared by bromination of corresponding ring substituted acetophenones. Pharmaceutical compositions having antidepressant and/or tranquillizing properties, and anti-histamine properties comprise compounds of Formula (IV) above together with a suitable excipient in forms suitable for oral administration.
Patent GB-619144-A (GB)
Title: Improvements in devices for automatically comparing numbers in statistical machines
Filed: 1946-08-07
Abstract: 619,144. Statistical-apparatus. COMPAGNIE INDUSTRIELLE DE MACHINES AUTOMATIQUES DE COMPTABILITE. Aug. 7, 1946, No. 23448. Convention date, June 8, 1944. Addition to 618,892. [Class 106 (i)] In a record-card controlled machine having a comparing device comprising two registers for primary and secondary numbers respectively, each register including a coded set of relays (1 to 5 and S1 to S5) for each denomination, and the relays of corresponding denominations controlling contacts in a comparing network, the input wires (12, S12) to the relays (5, S5) representing the digit 9 in the registers are uninterrupted and, instead, additional circuits (a, b) including contacts controlled by the other relays are included in the comparing network.
Patent GB-1185542-A (GB)
Title: Improvements in or relating to Looms
IPC: D03D41/00
Filed: 1967-05-22
Abstract: 1,185,542. Vertical looms. MOESSINGER S.A. 22 May, 1967 [6 June, 1966], No. 23565/ 67. Heading DIE. In a vertical, or substantially vertical loom, the cloth beam 25 is arranged above the warp beam 11, the shuttle 19 (Fig. 3) takes weft from a bobbin (not shown) outside the shed and passes between fixed boxes 24, 20 (Fig. 2) and the healds 16 controlling the warp yarns 13 are actuated from a dobby at the side of the loom through a linkage 32c arranged between the two beams. The warp yarns pass from the beam 11 under a guide and tensioning roller 14, acted upon by springs 27a, through the healds 17 and reed 18 towards the cloth 15. The cloth then passes over a support 101, around a take-up roller 100 with a presser 102, over a weft straightening guide on a cross member 3 and onto the beam 35 driven by conventional means. The slay 8, comprises two tubular halves interconnected at a central bearing and carrying arms 50 supporting a reed carrier 51. The reed 18 comprises teeth 18a arranged in a curved form and recessed at 40 to provide guidance for the shuttle 19. When the slay is in its lower position the recess 40 lies opposite the shuttle boxes 24 and 20 and the shuttle is projected through the shed along the curved path provided by the reed from the drive box 24 by a wheel 23. The shuttle is received in box 20 and returned along a return passage 22 outside the shed by a wheel 21 for another pick. The slay is actuated by cams on each side of the loom for the beat-up during which the recess 40 of the reed moves out of the shed. The healds 16 may be curved or bend under their own weight as in Fig. 2 and be guided by lateral guides 70 and if desired intermediate guides 71. They may be actuated at two spaced points by levers coupled to the linkage 32c. The linkage 32c is housed in a casing 90, the size of which may be adjusted to accommodate further linkages for additional healdframes. A warp stop motion comprises droppers which engage pairs of crossed warps and are normally held by the frictional contact with the warps clear of electrical contacts in an electrical circuit controlling the drive of the loom.
Patent GB-223224-A (GB)
Title: Improvements in power hammers
IPC: B21J7/12
Filed: 1924-10-06
Abstract: 223,224. Prost, AinÚ, Les Fils de. Oct. 12, 1923, [Convention date]. Power hammers.-To augment or replace the resilience due to the bending of the usual spring arc of a power hammer, yielding devices are arranged on the arc and are connected to the tup B, Fig. 8, by a chain or cable R. These devices comprise cylinders F placed as shown, or joined back to back to form one cylinder, en a fiexible or rigid are A and contain yielding- members, such as spring washers I, compressed by a piston J to which the chain R is connected. The Specification as open to inspection under Sect. 91 (3) (a) comprises also modifications according to one of which the yielding devices F, Fig. 2 (Cancelled), aie arranged between the tup and links G, connected to the ends of the arc. The are A is also fixed to its support E by a shim N, wedge O, and bolts P. According to another modification, two arcs S, T, Fig. 11 (Cancelled), pivoted to their support at U are employed, their arms being connected by yielding devices F and by links V pivoted at L in the tup B. This subject-matter does not appear in the Specification as accepted.
Patent GB-664470-A (GB)
Title: Improvements relating to machines for washing fish
IPC: A22C25/02
Filed: 1949-09-13
Abstract: 664,470. Washing and scaling fish. FISADCO Ltd., and FARRER, E. R. B. Sept. 13, 1950 [Sept. 13, 1949], No. 23644/49. Class 28 (ii). [Also in Group II] In a fish washing and scaling machine as in Specification 452,633, [Group XIII], in which a rotary bottom drives the fish round a stationary drum 2 which has curved vertical deflectors projecting on its inside, the deflectors 8 are tapered towards the bottom so that the amount they project inwards diminishes and may vanish just above the bottom plate 4. The washer is provided with spray nozzles 12, 14 and with a removable door 20. The rotary bottom 4 is provided with a central dome 22 to keep the fish outwards and with raised radial ribs, 6 to push the fish around, and in combination with the deflectors 8 tend to force the fish up and turn them over. The ribs 6 are cut away at 30 towards the sharp edge 26 of the rotary plate which edge can cut through any over night accumulation of scales in the narrow clearance 16. The rotary bottom 4 is stiffened by under ribs 28. The scale and slime in the passing-out water is trapped in a strainer 18.
Patent GB-163236-A (GB)
Title: Improvements in or relating to heels of boots or shoes
IPC: A43B13/34
Filed: 1920-08-13
Abstract: 163,236. Cambell, A. Aug. 13, 1920. Heels. - An auxiliary means for attaching heels to footwear consists of a metal post 3, Fig. 2, inserted in the heel and rigidly attached to a metal plate 1 covering the inside of the heel and instep. The lower end of the post 3 is split and is expanded by a tapered screw 5, a metal slug or a ball. The hole in the heel is made by a drill passed through a tube 13, Fig. 7, attached to a templet 12 and clamped at 14, as shown.
Patent GB-681503-A (GB)
Title: Process for recovering vitamin b
IPC: A61K31/00
Filed: 1950-09-28
Abstract: Vitamin B12 is recovered from a starting material consisting of fermentation broths obtained by the propagation of a vitamin B12 producing microorganism in a suitable nutrient medium or concentrates thereof, by treating the starting material with a substance furnishing cyanide ions, e.g. hydrocyanic acid, and sodium or ammonium cyanide, thereby obtaining a reaction mixture containing an increased amount of vitamin B12.  The treatment with a substance furnishing cyanide ions is carried out p  in the presence of a solvent such as water, 1-3 carbon alcohols or mixtures thereof.  As vitamin B12 producing organisms there may be used Streptomyces griseus and Streptomyces aureofaciens.
Patent GB-883649-A (GB)
Title: Improvements in and relating to a top-casting device for ingot moulds
IPC: B22D7/12
Filed: 1960-07-07
Abstract: 883,649. Casting processes. DAUSSAN, H. J. July 7, 1960 [July 10, 1959; May 10, 1960], No. 23748/60. Class 83 (1). A device for use when top-pouring ingots comprises a sheath surrounding the pouring jet and a fire-proof auxiliary member fitted to the lower part of the sheath with sufficient clearance to enable it to slide along the latter as the level of the melt in the mould rises. The auxiliary member T, Fig. 1, may be of tubular form sliding over the sheath G and of a material which at the end of casting is destroyed and provides an insulating or exothermic layer. Alternatively the member T<SP>1</SP>, Fig. 5, may incorporate a container portion F<SP>1</SP> into which a cooling member may be placed. In other modifications, e.g. Figs. 11, 12, 14, the auxiliary member incorporates holes 12, 15, 27 so directed that the molten metal passing through them has a swirling action which causes impurities to gather as at 13, Figs. 11 and 12, and 30, Fig. 14.
Patent GB-921534-A (GB)
Title: Cyclopentanophenanthrene derivatives and process for the production thereof
IPC: C07J5/00
Filed: 1959-07-10
Abstract: The invention comprises steroids of the general formula <FORM:0921534/IV(a)/1> wherein A is a single or double bond between C1 and C2, Y is H or b -OH or keto, R and R1 are hydrogen or optionally substituted hydrocarbon carboxylic acyl groups containing less than 12 carbon atoms, and a process for their preparation by treating 6,16a -dimethyl-D 5-pregnene-3b ,17a -diol-20-one with 2 mols of bromine to produce 6,16a -dimethyl-5,6,21 - tribromo-pregnane-3b ,17a -diol-20-one, transforming this by the action of sodium iodide to 6,16a -dimethyl-21-iodo-D 5-pregnene-3b ,17a -diol-20-one, reacting this with sodium acetate to replace the iodine atom by an acetoxy group, oxidizing the 3-hydroxy group to keto, and shifting the double bond from D 5 to D 4 by the action of an acid or a base, followed optionally by microbiological introduction of an 11b -hydroxy group and oxidation of this to keto, and/or dehydrogenation at C-1, and/or esterification. Specification 899,582 is referred to.