Insulated iron pipe joint
US4645243A · kind A · utility
5Cited by
4References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 1986 |
| Grant date | Feb 24, 1987 |
| Priority date | — |
| Expiry date | Apr 29, 2006 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L59/182
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A sealed joint for connecting cast iron hot water pipes includes a gasket G disposed between a spigot 5 and a socket 6 of two pipes 4, a spacer 1 between the socket end and an outer jacket 8 surrounding a layer of insulation 7, a sealing ring 2, and a clamp 3 to fasten a skirt of the ring around the outer surface of the jacket.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.