Patent · US Expired

Microwave switch

US5748055A · kind A · utility

5Cited by
11References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 30, 1996
Grant dateMay 5, 1998
Priority date
Expiry dateDec 30, 2016

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H51/2263
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The invention is directed to a microwave switch comprising a switch housing having side walls in which wave guide terminals are provided, and a switch rotor carried by a shaft which is mounted in bearings in said switch housing and being rotatable between switch positions defined by stop means limiting the rotation of said switch rotor a maximum of 180.degree., and an electromagnetic driving device having a permanent magnetic rotor part fixed directly onto the shaft of the switch rotor and having diametrically positioned magnetic poles of opposite polarities, and a stator part having an electric driving coil arranged on a magnetic yoke which is connected with two poles shoes, said stop means comprising a stop element on said switch rotor and impact elements provided in said switch housing.

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