Explosive powder charge-operated setting tool
US6289789A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 22, 1999 |
| Grant date | Sep 18, 2001 |
| Priority date | — |
| Expiry date | Dec 22, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25C1/082
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An explosive powder charge-operated setting tool, including a guide cylinder (1), a drive piston (6) displaceably supported in the guide cylinder bore (2), a carrier (3) having in its end region facing in a direction opposite to the setting direction, a catridge-receiving chamber (10) and a first active surface (4) facing in the setting direction and from which a cylindrical projection (11) extends with an end surface of the cylindrical projection (11) facing in the setting direction forming a second active surface (5), with the first active surface (4) of the carrier (3) cooperating with a stop surface (13) provided on the drive piston, with the drive piston (6) having a cylindrical recess (12) extending from the stop surface (13) for receiving the projection, and with the tool further including a connection channel connecting the second and first active surfaces.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.