Apparatus for forming a tube of pocket material and method for manufacturing a pocket spring string
US9682852B2 · kind B2 · utility
0Cited by
36References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 2, 2012 |
| Grant date | Jun 20, 2017 |
| Priority date | — |
| Expiry date | May 15, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB68G9/00
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An apparatus for forming a tube (54) of pocket material (22) for manufacturing a pocket spring string includes a cartridge (30) for guiding the pocket material (22). The cartridge (30) has at least one first element (61) and at least one second element (62). A relative position between the at least one first element (61) and the at least one second element (62) may be set in a direction (60) perpendicular to an axis (50) of the cartridge (30), in order to adjust a spacing between sides of the cartridge (30).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.