Patent · US Expired

Flexible mandrel

US4738816A · kind A · utility

10Cited by
10References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 25, 1985
Grant dateApr 19, 1988
Priority date
Expiry dateNov 25, 2005

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD07B2201/2057
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

There is disclosed a flexible mandrel for making tubular products comprising an elastomeric portion surrounding a reinforcing cable comprised of wire cables twisted around a non-metallic core. There is also disclosed a process for making a flexible mandrel and a process of making a hose using the flexible mandrel.

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