Patent · US Expired

Airspring with non-molded-in bead

US5253850A · kind A · utility

11Cited by
5References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 4, 1992
Grant dateOct 19, 1993
Priority date
Expiry dateJun 4, 2012

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16F9/0454
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A method for producing an airspring which reduces the time of manufacture by the vulcanization of the airsleeve in the absence of beads. After vulcanization of the sleeve, and end portion of the sleeve is wrapped about a bead ring and crimped within an annular rolled portion of at least one end member.

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