Curb box lock
US7870867B2 · kind B2 · utility
6Cited by
10References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 19, 2008 |
| Grant date | Jan 18, 2011 |
| Priority date | — |
| Expiry date | Jan 9, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7256
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A curb box lock that includes a body portion and a plurality of slidably extendable claws within the body portion. The claws being extendable from the body portion to selectively engage side walls of a curb box. The lock also includes an adjustment mechanism operatively connected to the claws and the body portion. The adjustment mechanism selectively extends the claws such that the claws can be maintained in engagement with the side walls at all times when the lock is deployed within a curb box to prevent removal of the lock.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.