B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 53/36 (2006.01) B29D 29/00 (2006.01)
Patent
CA 2084735
Abstract of the Disclosure Flexible piping includes a first, spiral-wound band forming an inner winding and a second, spiral-wound band forming an outer winding in covering relationship over the inner winding. Inner and outer spiral-wound bands of insulating material are wound between the inner and outer windings and over the outer winding respectively. An insulating sleeve receives the spiral-wound inner and outer windings and the inner and outer insulating material bands. A method and a machine for forming the flexible piping are also disclosed.
Fetherstonhaugh & Co.
Tru-Flex Metal Hose Corporation
LandOfFree
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