CPC G01F 19/002 (2013.01) | 20 Claims |
1. A reversible and expandable measuring device, comprising:
a handle comprising a first end and a second end opposite the first end;
a ring coupled to the second end of the handle, the ring including a top end, a bottom end opposite the top end, and a side wall extending between the top end and the bottom end;
an expandable member coupled to an interior portion of the side wall of the ring; and
a first living hinge configured to enable the expandable member to move between a first volumetric state and a second volumetric state,
wherein when the expandable member is in the first volumetric state, the expandable member protrudes in a first direction away from the bottom end of the ring,
wherein when the expandable member is in the second volumetric state, the expandable member protrudes in a second direction away from the top end of the ring, the second direction being opposite the first direction, and
wherein the first volumetric state is larger than the second volumetric state.
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