Metal working – Method of mechanical manufacture – Gas and water specific plumbing component making
Patent
1994-11-18
1995-12-12
Cuda, Irene
Metal working
Method of mechanical manufacture
Gas and water specific plumbing component making
2989014, B23P 1500
Patent
active
054738156
ABSTRACT:
A kit for producing a non-straight connector for fluid pipe elements comprises loose sleeve couplings and at least one flat blank which has been given such a shape and such dimensions that, after forming thereof and interconnecting its opposite ends, it is connectable with the sleeve couplings by means of a peripheral joint, thereby forming an intermediate segment.
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Pipes by Solplast AB disclosed in a catalogue "Svensk Byggkatalog Apr. 87", issued by Svensk Byggtajanst in 1987.
Product NPU disclosed in a catalogue entitled "Ventilation-88", issued by Lindab AB in 1988.
Product ESIU disclosed in a catalogue entitled "Ventilation-88", issued by Lindab AB in 1988.
Catalogue entitled "Kanalsystem VELODUCT", issued by Flakt in 1982.
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Product literature entitled "SPIRO Bend Segment Cutting Machine 1" issued by Spiro Investment AG, Industriestrasse, CH-3178 Boesingen, Switzerland, 2 pp. first distributed c. 1978.
Product literature entitled "SPIRO Bend Segment Cutting Machine II" issued by Spiro Investment AG, Industriestrasse, CH-3178 Boesingen, Switzerland, 6 pp. first distributed c. 1980.
German-language Product literature entitled "Kurven-schneidemaschine delta 2," issued by SUTER AG SEON, 5703 Sean/Schweiz, Switzerland, 6 pp. first distributed c. 1982.
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Product Catalog entitled "Catalog L-56", issued by Van Huffel Corporation, Warren, Oh., U.S.A., 4 pp. illustrating shapes, sections and mouldings.
General drawing No. J299102, produced by the Swedish company Flakt and dated Nov. 19, 1981 (811119).
Catalogue entitled "PPK", issued by the Finnish company Vytiot Oy in 1991.
Pamphlet entitled "Fixit-Kanavajarjestelma", issued by the Finnish company Ilmateollisuus Oy in 1991.
Curve Cutting Machine Delta 2 issued by Emil Suter Maschinenfabrik AG, CH-55703 Seon/Schweiz (English translation).
Product IK disclosed in a catalogue entitled "Ventilation-88", issued by Lindab A B in 1988.
Lennartsson Kenneth
Sonden Carl-Gustaf
Cuda Irene
Lindab AB
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