Patent ID: 11946737
Assignee: MEWBOURNE OIL COMPANY
Field: Measurement (Instruments)
Classification: CPC G  E  F | IPC E  F  G

Claim 0:
1. A measuring system for determining if an inner diameter of a length of a pipe exceeds a predetermined value, the system comprising: an outer housing; a plurality of fingers extending outwardly from the outer housing, each finger comprising an outer end; and wherein the plurality of fingers are configured to pivot from a starting position, through a fully extended position, and to a failing position if the inner diameter of the length of the pipe exceeds the predetermined value as the measuring system traverses through the length of the pipe in a forward direction; wherein the plurality of fingers are substantially perpendicular to the outer housing when in the fully extended position; wherein the plurality of fingers are oriented with their outer ends toward the forward direction when in the failing position; wherein the plurality of fingers are oriented with their outer ends toward a rearward direction when in the starting position; and wherein the system does not include any electronic components.