Patent ID: 11858658
Assignee: THE BOEING COMPANY
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 19:
20. An apparatus for restraining an aircraft during engine acceleration, the apparatus comprising:
a collet shaft that is configured to attach to the aircraft;
a rod that is configured to attach to a runway; and
a release mechanism that is configured to restrain the collet shaft to the release mechanism and configured to release the collet shaft in response to the release mechanism receiving an electric current,
the collet shaft comprising a main body and a release pin attached to the main body, wherein the release mechanism comprises a clamshell configured to restrain the release pin, and wherein a first end of the main body is configured to attach to the aircraft and a second end of the main body is attached to the release pin,
wherein the release mechanism further comprises:
a coil of wire around the clamshell;
an electrical terminal; and
a fuse wire that anchors the coil of wire to the electrical terminal, wherein the clamshell is configured to release the collet shaft in response to the electric current deforming the fuse wire.