Fastening tool
US11007565B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 9, 2018 |
| Grant date | May 18, 2021 |
| Priority date | — |
| Expiry date | Jul 13, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21J15/022
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A fastening tool using a fastener of a type which is configured such that swaging is completed while an end region of a shaft part of a bolt remains integrated with the shaft part, and more particularly, a technique that may help provide a compact device structure while facilitating output management required for swaging, in the fastening tool. The fastening tool is configured to fasten a workpiece with a bolt and a collar without breaking a shaft part of the bolt, and a control part performs swaging operation while controlling the driving current of a motor to become a specified target current value and completes the swaging operation based on rotation speed of the motor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.