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US 2003/0083038 A1Published application
Signal adapter
AssigneeThermo Fisher Scientific Inc.
InventorsKing L. Poon, James R. Harper
Life of this patent
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Abstract
A signal adapter comprising an explosion proof housing, a circuit member disposed on an inside of the explosion proof housing, a signal input connector electrically connected to the circuit member, a signal output connector electrically connected to the circuit member, and a seal disposed on the inside of the explosion proof housing and around the circuit member, creating an explosion proof seal between the signal input connector and the signal output connector.
Claims19
A signal adapter, comprising:
- an explosion proof housing;
- a circuit member disposed on an inside of the explosion proof housing;
- a signal input connector electrically connected to the circuit member;
- a signal output connector electrically connected to the circuit member;
- and
- a seal disposed on the inside of the explosion proof housing and around the circuit member, creating an explosion proof seal between the signal input connector and the signal output connector.
3 more elements
A method for providing an intrinsically safe signal, comprising:
- relaying a signal through a signal input;
- passing the signal through at least one capacitor;
- and
- outputting the intrinsically safe signal through a signal output.
1 more element
Dependencies are inferred from the claim text.