Patent · US Expired

Residual magnetic devices and methods for an ignition actuation blockage device

US7401483B2 · kind B2 · utility

10Cited by
80References
59Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 30, 2005
Grant dateJul 22, 2008
Priority date
Expiry dateJan 22, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T70/7102
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

Residual magnetic locks, brakes, rotation inhibitors, clutches, actuators, and latches. The residual magnetic devices can include a core housing and an armature. The residual magnetic devices can include a coil that receives a magnetization current to create an irreversible residual magnetic force between the core housing and the armature.

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