Patent · US Expired

Pulse generator

US4837456A · kind A · utility

1Cited by
4References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 7, 1988
Grant dateJun 6, 1989
Priority date
Expiry dateMar 7, 2008

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H25/06
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A pulse generator having a plunger for actuating several contacts. The plunger is guided in a housing and is slidable in the direction of and rotatable about its longitudinal axis against the action of a spring and is provided with at least one actuating member capable of entering into non-positive engagement with at least one contact both in at least one of its longitudinally adjusted positions and in at least one of its rotated positions. The plunger has a hole which runs parallel to the direction of sliding and contains a second plunger which is slidable and/or rotatable against the action of a spring associated therewith. There is an actuating member on the second plunger.

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