Method of an apparatus for lasting sides of shoes on lasts, comprising a side tack insertion device
US4630325A · kind A · utility
3Cited by
8References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 21, 1986 |
| Grant date | Dec 23, 1986 |
| Priority date | — |
| Expiry date | Mar 21, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43D75/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Method of and apparatus for side lasting shoes on lasts comprising a side tack insertion device, wherein the latter is moved along the lasting margin in an operating path following the course of the shank region. A friction closure element (tensioning strap, roller, smoothing runner) is moved stepwise in a longitudinal direction of the shoe and with each step is pressed periodically against the upper in a strip-like region associated with each tack insertion, whereby the upper is stretched in a direction towards the lasting margin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.