Patent · US Active

Bistable high-performance miniature relay

US9053885B2 · kind B2 · utility

3Cited by

18References

10Claims

0Family size

Assignee

Johnson Electric Dresden GMBH · DE

Inventors

Jörg Gassmann · Dresden, DE
Steffen Schnitter · Dresden, DE
Marcus Herrmann · Neuffen, DE
Matthias Kulke · Dresden, DE

Key dates

Filing date	Apr 11, 2011
Grant date	Jun 9, 2015
Priority date	—
Expiry date	Aug 21, 2031

Classification

Technology area (CPC H)Electricity
CPC primaryH01H50/042
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Bistable high-performance miniature relay, comprising an insulating housing having a first housing chamber (1b) with a single-phase contact assembly (4) with two current bars (8a, 8b) and a contact spring (13). The contact spring (13) being permanently connected with one leg end a current bar (8a). In a second housing chamber (1a), a bistable magnetic actuator assembly (3) with a pivotable armature (11) is placed. The contact assembly (4) and the actuator assembly (3) are located in one or two planes in the insulation material housing, the contact assembly (4) is provided with a multiplate contact spring (13) bent U-shaped to a current loop, and the actuator assembly (3) is provided with a one-part U-shaped yoke (14) with an excitation coil (17) per yoke leg and a yoke central leg (16), borne by a flat permanent magnet, supporting a rocker armature (11) formed in a slightly V-shaped.

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