Balanced magnetic proximity switch assembly
US5929731A · kind A · utility
12Cited by
42References
62Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 28, 1997 |
| Grant date | Jul 27, 1999 |
| Priority date | — |
| Expiry date | Apr 28, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2036/0086
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A balanced magnetically-actuated proximity switch assembly for use in a monitoring system includes a switch assembly and an actuating assembly. The switch assembly has a plurality of magnetic switches with a respective magnetic directionalities. The actuating assembly is movable relative to the switch assembly and has a plurality of magnets. Each one of the magnets produces a magnetic field corresponding to the magnetic directionality of a respective one of the magnetic switches.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.