Thermally regulated safety device for portable energy units

Details Thermally regulated safety device for portable energy units Thermally regulated safety device for portable energy units

1991-12-30

1994-03-08

Pellinen, A. D.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Circuit interruption by thermal sensing

H02H 504

Patent

active

052932974

ABSTRACT:
An improved circuit protection device (30) comprises a PTC element (10), at least two electrodes (2 and 3) connectable to a source of electrical power (12) so that current passes between the electrodes (2 and 3) through the PTC element (10), and at least one nichrome electrical lead (122, 123) which electrically connects one of the electrodes (2, 3) to the source of electrical power (12).

REFERENCES:
patent: 3686530 (1972-08-01), Bogut
patent: 4413301 (1983-11-01), Middleman et al.
patent: 4638396 (1987-01-01), Mukli et al.
patent: 4780598 (1988-10-01), Fahey et al.
Data Sheet H52948 on the "Strap & Disk Family" by Raychem Corp., Nov. 1988.
Brochure H52910, "Polyswitch Devices" by Raychem Corp., Jan. 1987.

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