Tamper indicating tool engaging head
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 1, 2003
Grant Date -
Jun 13, 2002
app pub date -
Nov 9, 2001
filing date -
Oct 14, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A fastener having a tamper-evident sleeve thereon. The fastener has a shank and a double-headed driving portion that is integrally formed with the shank. The double-headed portion includes an outer head for driving the fastener into a work piece or nut and an inner head for removing the fastener from an assembly. The sleeve is on the inner head and prevents a tool from being engaged with the sleeve for removal of the fastener without there resulting some indication that someone has removed or tried to remove the fastener.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully