Invention Grant
US08986267B2 Reduced pressure indicator for a reduced pressure source 有权
用于减压源的减压指示器

Reduced pressure indicator for a reduced pressure source
Abstract:
A reduced pressure apparatus includes a first casing portion and a second casing portion slidably coupled to the first casing portion such that the first casing portion is compressible into a plurality of positions relative to the second casing portion. The plurality of positions includes a fully compressed position and a fully uncompressed position. An indicator is disposed on at least one of the first casing portion and the second casing portion, the indicator being exposed when the first casing portion is in the fully uncompressed position.
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