Patent · US Expired

Electromagnetically operable valve

US5236174A · kind A · utility

53Cited by

3References

22Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Dieter Vogt · Braunschweig, DE
Ferdinand Reiter · Markgröningen, DE
Rudolf Babitzka · Kirchberg, DE

Key dates

Filing date	Aug 3, 1992
Grant date	Aug 17, 1993
Priority date	—
Expiry date	Aug 3, 2012

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF02M51/0682
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

An electromagnetically operable valve having a core on which a magnet coil is arranged, an armature which acts on a valve closing body by means of a connecting pipe, in which the components to be welded together include a reduced diameter portion in which welding of the parts is by a laser in the reduced diameter portions.

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