Patent ID: 11906470
Assignee: THE BOEING COMPANY
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 14:
15. A method of non-destructively inspecting a hat stiffener, the method comprising steps of:
contacting a cap portion of the hat stiffener with a stiffener-engagement surface of a body of a probe;
moving a first foot of the probe, relative to the body, to contact a first web portion of the hat stiffener when the stiffener-engagement surface is contacting the cap portion of the hat stiffener;
moving a second foot of the probe, relative to the body, to contact a second web portion of the hat stiffener when the stiffener-engagement surface is contacting the cap portion of the hat stiffener; and
ultrasonically inspecting the cap portion of the hat stiffener with an ultrasonic-sensor assembly, fixed to the body over a slot formed in the stiffener-engagement surface of the body such that access to the ultrasonic-sensor assembly, through the slot, is unobstructed by the body.