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Improvements in or relating to reciprocating pumps. Siam, May 14, 1952: GB672173-A (11 worldwide citation)

672,173. Stuffing-box substitutes. SOC. D'INVENTIONS AERONAUTIQUES ET MECANIQUES, S.I.A.M. Aug. 4,1950 [Aug. 6, 1949], No. 19594/50. Class 122(v) [Also in Group XXVIII] In a swash plate pump (see Group XXVIII) the cover plate 4 has three sealing rings 28, 29, 30, and any liquid which infiltrates pas ...


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Improvements in or relating to safety gates for doorways, passages, stairways and the like. Arthur John Marshall, May 14, 1952: GB671856-A (8 worldwide citation)

671,856. Gates. MARSHALL, A. J. Dec. 19, 1950 [Dec. 19, 1949], No. 32494/49. Class 45 [Also in Group X] A safety gate for the openings of doors, stairways &c. to prevent egress of children, is supported .by two posts A2, B2 extending respectively from two sill members A1, B' which are relatively adj ...


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Whitehead Frederick William: Improvements in or relating to attachment means for rotor blades. Bristol Aeroplane, May 14, 1952: GB671960-A (7 worldwide citation)

671,960. Turbine blades. BRISTOL AEROPLANE CO., Ltd. July 10, 1950 [Aug. 23, 1949], No. 21951/49. Class 110(iii) [Also in Group XXV] In a turbine rotor in which the blades are mounted in axially-directed slots, keys 19 are provided between each pair of adjacent blades near the peripheral adge of the ...


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A process for the destruction of micro-organisms, viruses and the like in liquids and tissue of vegetable and animal origin. Johan Ernst Nyrop, May 14, 1952: GB671922-A (7 worldwide citation)

Liquids and tissues of vegetable and animal origin are, for the destruction of micro-organisms, viruses and the like therein, subjected to ultrasonic mechanical oscillation in addition to, and preferably simultaneously with, an energy field exemplified by the field of electrical direct or alternatin ...


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Improvements in convertible tables. Josef Schranz, May 14, 1952: GB672192-A (6 worldwide citation)

672,192. Tables convertible into trolleys. SCHRANZ, J. Sept. 19, 1950. [Sept. 19, 1949]. No. 23014/50. Class 52 (iii). [Also in Group XXXII] A table has a box-like top 1 containing wheels 14 on hinged brackets 15. The U-shaped legs 10, 11 of the table can be detached and re-fitted to serve as a hand ...


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Improvements relating to combustion chambers for jet-engines or gas turbines. Lucas Joseph, May 14, 1952: FR1008197-A (6 worldwide citation)

662,764. Generating combustion products under pressure. LUCAS, Ltd., J. Jan. 2, 1950 [Jan. 12, 1949], No. 829/49. Class 51 (i). In an annular type combustion chamber for jet propulsion engines or gas turbines, screens e are arranged around the fuel injection nozzles h, the screens being shaped to pr ...


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Improvements in or relating to resilient mountings. Gen Tire & Rubber Co, May 14, 1952: GB671811-A (5 worldwide citation)

671,811. Resilient mountings; assembling rubber bush mountings. GENERAL TIRE & RUBBER CO. Aug. 2, 1950 [Aug. 9, 1949], No. 19314/50. Class 108(iii) In a rubber joint or bushing comprising an outer rigid tubular member 2, having a generally cylindrical inner surface portion 4, an inner rigid tubular ...


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Tetley Frederick William, Hoole Charles Benjamin: Improvements in or relating to tools for lathes, planing machines, and similar machine tools. Swift Levick & Sons, Sintaloy Products, May 14, 1952: GB672039-A (5 worldwide citation)

672,039. Cutting-tools. SWIFT LEVICK & SONS, Ltd., and SINTALOY PRODUCTS, Ltd. March 8, 1951 [Jan. 26, 1950], No. 2036/50. Class 83 (iii). A tool for lathes and other machine tools is provided with two powdered carbide or like " hard metal " tips secured in opposed positions at an end of the shank s ...