Combustible gas sensing element with cantilever support
AssigneeIndustrial Scientific Corporation
InventorsChuan-Bao Wang, Kathryn Salvetti, Yong Wang
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Abstract
A catalytically activated combustible gas sensing element includes a filament of resistance wire forming a coil, wherein a first end of the resistance wire is attached to a first support post and a second end of the resistance wire is attached to a second support post, a cantilever support supporting the coil, wherein the cantilever support is attached to a third support post, and a catalytic bead substantially surrounding the coil and cantilever.
Claims29
A catalytically activated combustible gas sensing element, comprising:
- a filament of resistance wire forming a coil, wherein a first end of the resistance wire is attached to a first support post and a second end of the resistance wire is attached to a second support post;
- a cantilever support supporting the coil, wherein the cantilever support is attached to a third support post;
- and
- a catalytic bead substantially surrounding the coil and cantilever.
A catalytically activated combustible gas sensing element comprising:
- a filament of resistance wire forming a coil, wherein the resistance wire is of a diameter equal to or less than 0.5 millimeters, wherein a first end of the resistance wire is attached to a first support post and a second end of the resistance wire is attached to a second support post;
- and
- a cantilever support adapted to support the coil, wherein the cantilever support is attached to a third support post;
- wherein the resistance wire can withstand more than eight drops of one meter onto concrete without breakage.
-97. (canceled)
Dependencies are inferred from the claim text.