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Improvements in or relating to flooring or like tiles. William Simon Freeman, December 20, 1950: GB647812-A (74 worldwide citation)

647,812. Flooring tiles; skirtings. FREEMAN, W. S. Aug. 9, 1948, No. 20938. [Classes 20(iv) and 87(i)] A flooring tile 20, preferably of rubber, and of triangular, square, rectangular, pentagonal, hexagonal or sector shape is formed along at least one edge with a channel 24 or 25 in one main face le ...


2
Beck Geoffrey Edward, Firth Keneth: Improvements in or relating to aerial systems for use on aircraft. Marconi Wireless Telegraph Co, December 20, 1950: GB647665-A (12 worldwide citation)

647,665. Aerials. MARCONI'S WIRELESS TELEGRAPH CO., Ltd. March 16, 1948, No. 7910. [Class 40 (vii)] An aircraft aerial, adapted to receive or radiate most strongly in a forward looking direction is mounted on the surface of, or in the material of, the windscreen of an aircraft in such a manner as no ...


3
Cobalt chromium nickel base alloy. Elgin Nat Watch Co, December 20, 1950: GB647819-A (7 worldwide citation)

A cobalt-chromium-nickel-base alloy has the following composition: Co 20-50 per cent, Cr 15-30 per cent, Ni 5-31 per cent, Fe 0-18 per cent (the total amount of Fe and Ni being not less than 20 per cent), Mn 0-3 per cent, C 0-0.3 per cent, Be 0.01-0.09 per cent and the usual impurities. The alloy ma ...


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Merritt Henry Edward: Improvements in linkages for the attachment of agricultural implements to tractors. Wolseley Motors, December 20, 1950: GB647622-A (5 worldwide citation)

647,622. Agricultural implements. WOLSELEY MOTORS, Ltd. Nov. 3, 1948, No. 28519. [Class 6(i)] Means for controlling the lateral swing of the three-link draught connection at the rear of an agricultural tractor comprise a pair of telescopic adjustable struts E each pivoted, at one end M to one of the ...


6
Gross William Lawrence, Hughes John Oliver Philip, Wolff Paul Heinz Walter, Frankel Adolf: Improvements in and relating to plate heat exchangers. English Electric, December 20, 1950: GB647678-A (5 worldwide citation)

647,678. Plate heat exchangers. ENGLISH ELECTRIC CO., Ltd. June 23, 1948, No. 16833. [Class 64(iii)] A plate heat exchanger comprises juxtaposed pairs of identical plates having parallel corrugations with one plate of each pair reversed so as to enclose separate longitudinal channels 3, consecutive ...


7
An improved belt sander. Woodworking Machine Tools, Albert Riddington, Donald Henry Balsillie, December 20, 1950: GB647853-A (4 worldwide citation)

647,853. Grinding. WOODWORKING MACHINE TOOLS, Ltd., RIDDINGTON, A., and BALSILLIE, D. H. April 10, 1948, No. 10050. [Class 60] A sanding machine having an endless abrasive band passing over a pair of pulleys and a table positioned between the pulleys so as to support one lap of the belt is character ...


8
A turbulent pneumatic drying device. Prep Ind Combustibles, December 20, 1950: GB647657-A (4 worldwide citation)

647,657. Drying apparatus. PREPARATION INDUSTRIELLE DES COMBUSTIBLES. Dec. 31, 1947, No. 35137. Convention date, April 16, 1942. [Class 34(ii)] In a pneumatic drier hot gases from a furnace 1 mixed with cold air entering by a damper 2 are drawn by a fan 3 through a drying column divided into two com ...


9
Russell Ernest Reginald, Parkes Eric Stanley: Improvements in or relating to joints for coaxial communication cables. Standard Telephones Cables, December 20, 1950: GB647627-A (3 worldwide citation)

647,627. Cable joints. STANDARD TELEPHONES & CABLES, Ltd. Nov. 16, 1948, No. 29727. [Class 38 (i)] [Also in Group XXII] A flexible water-tight barrier joint for air-spaced coaxial cables 1, 2 comprises a cylindrical conducting member 13 joining the central conductors 3, 4 and having mounted thereon ...


10
Fire extinguisher. Claude Adelard Martel, December 20, 1950: GB647867-A (3 worldwide citation)

647,867. Fire-extinguishing. MARTEL, C. A. Nov. 4, 1948, No. 28635. [Class 47 (ii) ] A sprinkler device mounted in a housing 2 in a ceiling 4 and comprising a double-bottomed liquid container 3 which is supported it a screwed rod 8 and is provided with inclinec holes 7 near its lower end, is operate ...



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