Patent · US Expired

Adaptive strain relief for wiring devices

US4493523A · kind A · utility

55Cited by
10References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 18, 1983
Grant dateJan 15, 1985
Priority date
Expiry dateOct 18, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01R13/56
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A wiring device has an entry hole through which an electric cord may be passed. The device has a serrated corner positioned opposite the entry hole and a flexible finger near the entry hole. An electric cord inserted in the entry hole is locked between the finger and the serrated corner.

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