Banner towing light aircraft loses banner hook on downwind.

Attributes
ACN	120042
Time
Date	198908
Day	Fri
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : akr
State Reference	OH
Altitude	agl bound lower : 500 agl bound upper : 1500
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tower : akr
Operator	common carrier : air taxi
Make Model Name	Small Aircraft, High Wing, 1 Eng, Fixed Gear
Flight Phase	descent : approach other
Flight Plan	VFR
Person 1
Affiliation	Other
Function	flight crew : single pilot
Qualification	pilot : commercial pilot : instrument
Experience	flight time total : 2500
ASRS Report	120042
Person 2
Affiliation	government : faa
Function	controller : local
Qualification	controller : non radar
Events
Anomaly	aircraft equipment problem : less severe other anomaly other
Independent Detector	other flight crewa
Resolutory Action	none taken : unable
Consequence	Other
Supplementary
Primary Problem	Aircraft
Air Traffic Incident	other

Narrative:

I was towing a banner over akr. I took off and climbed out to pick up the banner. On crosswind, I threw the hook out the window and the safety link broke. The hook landed somewhere. I hope it didn't cause damage to someone's house.

Original NASA ASRS Text

Title: BANNER TOWING LIGHT ACFT LOSES BANNER HOOK ON DOWNWIND.

Narrative: I WAS TOWING A BANNER OVER AKR. I TOOK OFF AND CLIMBED OUT TO PICK UP THE BANNER. ON XWIND, I THREW THE HOOK OUT THE WINDOW AND THE SAFETY LINK BROKE. THE HOOK LANDED SOMEWHERE. I HOPE IT DIDN'T CAUSE DAMAGE TO SOMEONE'S HOUSE.

Data retrieved from NASA's ASRS site as of August 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.