Circular sleeve coupling

Details Circular sleeve coupling Circular sleeve coupling

1993-04-09

1997-09-02

Zarfas, Louis S.

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Fitting

0808

Patent

active

D03831957

REFERENCES:
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Pipes by Solpast AB disclosed in a catalogue entitled "Svensk Byggkatalog Arp-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.
Product IK disclosed in a catalogue entitled "Ventiltion -88", issued by Lindab AB in 1988.
General drawings No. J299102, produced by the Swedish company Flakt and dated Nov. 19, 1981 (811119).
Catalogue entitled "Kanalsystem VELODUCT", issued by Flatk in 1982.
CurveCutting Machine Delta 2 issued by Emil Suter Maschinenfabrik AG, CH-5703 Seon/Schweiz (English translation).
Product Catalog entitled "Ducts and Fittings," issued by Lindab AB, Caswell Road, Brackmills Industrial Estate, Northampton NN4 OBR, England, 52 pp., first distributed in 1987.
Product Catalog entiled "Circular Duct System," issued by Lindab AB, 45 Caswell Road, Brackmills Business Park, Northampton NN4 OPW, England, 42 pp. Mar. 1992.
Swedish-language Product Catalog entitled "VELODUCT Cirkulart kanalsystem," issued by Flakt VELODUCT AB, Prastg.ang.rdsvagen 15, Box 84, 153 00 Jarna, Sweden, 29 pp., Jun. 1991.
Product literature entitled "SPIRO Bend Segment Cutting Machine I" 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 disributed c. 1980.
German-language Product literature entitled "Kurven-schneidemaschine delta 2," issued by SUTER AG SEON, 5703 Seon/Schweiz, Switzerland, 6 pp., first distributed c. 1982.
Product literature entitled "Seam Forming and Locking Machine beta 2," issued by SUTER AG SEON, 5703 Seon/Schweiz, Switzerland, 4 pp., first distributed c. 1982.

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