Patent · US Expired

Finger guard for power distribution panel

US6870729B2 · kind B2 · utility

10Cited by
4References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 17, 2001
Grant dateMar 22, 2005
Priority date
Expiry dateMay 23, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02B2001/0155
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A finger guard for an electrical circuit breaker includes a rear plate with an opening, a guard portion extending from the plate adjacent the opening, and a removable portion, or knock-out, positioned within the opening. A further finger guard for an electrical circuit breaker includes a rear plate with an opening, a guard portion extending from the plate adjacent the opening, and opposing ramped finger grips on the outer walls of the guard portion. A further finger guard for an electrical circuit breaker includes a rear plate with an opening, and a guard portion extending from the plate adjacent the opening, the plate further including a designation holder. An electrical power distribution system with a chassis having an electrical circuit including a mount for an electrical circuit breaker and an opening providing access to the mount, includes a finger guard mounted across the opening. A method of removing a finger guard from an opening on an electric power distribution chassis, removing a portion covering an opening in the finger guard, mounting the finger guard to an electrical circuit breaker, and inserting the electrical circuit breaker into a circuit breaker mount in an elec…

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