NTSB Identification: CHI86FEE05.
The docket is stored on NTSB microfiche number 33773.
Accident occurred Friday, July 04, 1986 in AURORA, IL
Probable Cause Approval Date: 01/25/1988
Aircraft: EIPPER MXII, registration: N4976X
Injuries: 1 Serious.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

DURING CRUISE FLIGHT THE ULTRALIGHT EXPERIENCED AN INADVERTENT DEPLOYMENT OF THE DRAG CHUTE ACCOMPANIED BY A FAILURE OF THE DRAG CHUTE TO INFLATE. THIS RESULTED IN AN UNCONTROLLED DESCENT AND SUBSEQUENT IMPACT WITH THE TERRAIN.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

MISC EQPT/FURNISHINGS..DEPLOYED INADVERTENTLY

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

MISC EQPT/FURNISHINGS..FAILURE,TOTAL

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