Title:
LONG SPIRAL FOR PRODUCING SPIRAL BELT, METHOD AND APPARATUS FOR INSERTING FILLER MATERIAL INTO SPIRAL
Document Type and Number:
Japanese Patent JPS5930951
Kind Code:
A
Abstract:
A helix of great length wherein the structure is filled with a filler and wherein the structure is produced by a practice in which the helix structure and filler material are caused to rotate about each other upstream of the point of convergence, while the helix retains its orientation, and the speed of advance of the helix and the speed at which the filler material and helix are rotated are so adjusted that the helix is advanced by one winding during each rotation. The filler material is a braided tubing. A core preferably prevents the tubing from collapsing.
Inventors:
YOHANESU REFUERUTSU
Application Number:
JP13424083A
Publication Date:
February 18, 1984
Filing Date:
July 21, 1983
Export Citation:
Assignee:
JITEGU JIIBUTEHINIKU GMBH
International Classes:
D04C1/06; D04C1/12; D21F1/00; D21F1/10; (IPC1-7): D04C1/06; D04C1/12; D21F1/10
Attorney, Agent or Firm:
Kenro Shinmi