Title:
SECURITY DEVICE FOR UTILITY SHUTOFF VALVE
Document Type and Number:
WIPO Patent Application WO1999051903
Kind Code:
A3
Abstract:
A security device for a utility shutoff valve (38) and a tool (22) for inserting and removing the security device which is a cylindrical plug (10) which is placed inside the access pipe (40) and which free wheels with respect to the valve (38) and has a dummy valve handle (17).
Inventors:
HARDY MICHAEL P (US)
Application Number:
PCT/US1999/006988
Publication Date:
December 09, 1999
Filing Date:
March 31, 1999
Export Citation:
Assignee:
HARDY MICHAEL P (US)
International Classes:
F16K31/46; F16K35/06; (IPC1-7): F16K35/04
Foreign References:
| US3556131A | 1971-01-19 |
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