Successive screw tightening machine and screw rope for use therewith
US10737372B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2017 |
| Grant date | Aug 11, 2020 |
| Priority date | — |
| Expiry date | Jan 19, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25B23/045
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A screw rope is configured to hold fixed portions of threaded parts of respective screws so as to be obliquely disposed at predetermined parallel intervals and at a predetermined inclination angle by a belt-shaped member which runs in a length direction and binding strips which are provided on the rear surface side of the belt-shaped member at predetermined intervals, to continuously form a guide groove on the front surface side of the belt-shaped member along a length direction thereof, to dispose many upper recessed parts at a position above the guide groove in a scattered state and over the entire length on the front surface side of the belt-shaped member and to dispose many lower recessed parts at a position under the guide groove in the scattered state and over the entire length.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.