Patent · US Expired

Ribbon cable extrusion crosshead

US4295812A · kind A · utility

11Cited by
7References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 18, 1980
Grant dateOct 20, 1981
Priority date
Expiry dateJun 18, 2000

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29C48/07
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

Ribbon cable extrusion crosshead comprising a die having interconnected extrusion passages and a guide block provided with wire guiding holes axially aligned with the passages. Top and bottom distribution channels are located, respectively, above and below the die and are connected to an inlet bore by top and bottom feed bores, respectively. Upper and lower flow channels intersect at the openings of the die passages and extend across the full width of the sheet of wires extending from the guide block to the die. Top and bottom flow compensating channels, connect the top and bottom flow channels, respectively, to the top and bottom distribution channels, respectively.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.