Tamper-proof fastener
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United States of America Patent
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-
Dec 27, 1983
Grant Date -
N/A
app pub date -
Mar 25, 1982
filing date -
Mar 25, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Disclosed is a tamper-proof device for fastening a sealing collar. A hard metal tab engages a slot in the head of a bolt and prevents the bolt from turning, thereby preventing removal of the sealing collar. The device also provides means which prevent removal of the hard metal tab.
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