Thermal pellet cutoff switch

Details Thermal pellet cutoff switch Thermal pellet cutoff switch

1996-09-27

1998-10-20

Tolin, Gerald P.

Electricity: electrothermally or thermally actuated switches

Thermally actuated switches

With fusible, combustible or explosive material

337414, H01H 3776

Patent

active

058252770

ABSTRACT:
A thermal pellet holds contact-carrying resilient switch blades in bending stress with the contacts closed. Melting of the thermal pellet relieves the bending stress and allows movement of the switch blades to open the contacts.

REFERENCES:
patent: 4208647 (1980-06-01), McVey et al.
patent: 4255736 (1981-03-01), Kelley et al.
patent: 4533897 (1985-08-01), Olson et al.
patent: 5691073 (1997-11-01), Vu et al.
U.S. Provisional Application No. 60/015,153 filed Apr. 10, 1996.

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