Patent · US Expired

Process for making a self locking internally threaded fastener

US6063437A · kind A · utility

5Cited by
11References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 3, 1997
Grant dateMay 16, 2000
Priority date
Expiry dateMar 3, 2017

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB05D2258/02
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A self locking internally threaded fastener and an apparatus and process for making such fasteners, in which the self locking characteristic is derived from a patch of thermoplastic material having a circumferential extent of less than 360.degree. adhered selectively to at least a portion of the thread defining surface of the fastener.

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