Device for laying mains pipes
US11391394B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 9, 2019 |
| Grant date | Jul 19, 2022 |
| Priority date | — |
| Expiry date | Dec 9, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L1/11
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A pipe laying device (T) connected to the jib (F) of a transport machine and carrying the pipe to be laid (T) to tight-fit it into a laid pipe (To).This coupling head (1) comprises a vertical axis (YY) swiveling link (11) and a horizontal axis (Z) tilting link (12). It comprises a guide rail (2) with a bearing (21) for positioning and attachment to the end of the laid pipe (To) and aligning the pipe to be laid (T) with the laid pipe (To) and a carrier (3) forming a telescopic tube (30) tight-fitted to the guide rail (2) and operating in relation to it; the carrier (3) carries the pipe to be laid (T) and tight-fitted to the laid pipe (To).The guide rail (2) is connected to the coupling head (1) through the telescopic tube (30).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.