Safety lock boltless closures
US7108768B2 · kind B2 · utility
1Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 11, 2002 |
| Grant date | Sep 19, 2006 |
| Priority date | — |
| Expiry date | Jul 19, 2023 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L37/62
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An apparatus comprises a movable lock ring and a lock arm that prevents inadvertent movement of the lock ring. Contemplated configurations are especially useful in delayed coking vessels to prevent opening of the vessel while the vessel is in operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.