Electromagnetic relay for low acoustic noise

Details Electromagnetic relay for low acoustic noise Electromagnetic relay for low acoustic noise

1997-07-09

1999-09-07

Donovan, Lincoln

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Polarity-responsive

335 90, 335133, H01H 5122

Patent

active

059493135

ABSTRACT:
An electromagnetic relay for low acoustic noise in operation including a body having an insulating inner base, an electromagnet having an iron core, a moving spring contact having an armature, and a fixed spring contact for making an on/off action between the moving and fixed spring contacts by actuating the electromagnet, wherein the insulating inner base supports other members of the body, a plurality of L shaped conducting suspenders suspend the insulating inner base by each vertical arm, a plurality of U shaped blade springs support each horizontal arm of the L shaped conducting suspenders, and an insulating outer base having a plurality of outer terminal leads, each of which is gaplessly continuous to the corresponding one of the U shaped blade springs, support the body above the insulating outer base by each of the outer terminal leads, the U shaped blade springs, and the L shaped conducting suspenders in series connection.

REFERENCES:
patent: 4761627 (1988-08-01), Bell
patent: 4873615 (1989-10-01), Grabbe
patent: 5216397 (1993-06-01), Matsuoka et al.
patent: 5694099 (1997-12-01), Connell et al.

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