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Patent Searching and Data


Title:
ELECTROMECHANICAL SWITCHING DEVICE UTILIZING CONTACTS ON ALUMINUM CONDUCTORS AND METHOD OF ADHESION
Document Type and Number:
WIPO Patent Application WO/2019/226610
Kind Code:
A8
Abstract:
An electrical switching device (2) and related methods, for use in aerospace applications include a first static contact assembly (4), a second static contact assembly (6), a movable contact assembly (8) for making an electrical connection between the first and second static contact assemblies. The first contact assembly, the second contact assembly and the movable contact assembly each include a silver contact (18, 22, 26, 28) that is percussion welded to the aluminum substrate (4, 6, 8). Before percussion welding, the silver contact includes a projection (36) for focusing an arc during percussion welding.

Inventors:
GEIER DAVID (US)
MAKA OLIVIER (US)
Application Number:
PCT/US2019/033240
Publication Date:
July 16, 2020
Filing Date:
May 21, 2019
Export Citation:
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Assignee:
SAFRAN ELECTRICAL & POWER (FR)
GEIER DAVID MICHAEL (US)
International Classes:
H01H11/04; B23K9/22; H01H50/54
Attorney, Agent or Firm:
GOODMAN, Kevin, M. (US)
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