Method of making pieces of furniture from sheets of felt treated with hardening substances
US4907328A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Aug 31, 1988 |
| Grant date | Mar 13, 1990 |
| Priority date | — |
| Expiry date | Aug 31, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49801
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a method of making pieces of furniture, more particularly arm-chairs and the like, starting from flat sheets of felt or the like, and comprising the following phases: PA0 preparation of a flat sheet formed by a felt or similar compressed material including or adapted to be associated with a hardening substance; PA0 punching of the flat sheet in a pattern corresponding to the flat lay-out of the piece of furniture to be produced, arranging all the incisions and holes required for the successive foldings and applications of its parts; PA0 possible softening of the hardening substance included in the felt or the impregnation of the felt with a hardening substance; PA0 shaping of the flat sheet to the final form of the piece of furniture to be obtained; PA0 hardening of the hardening substance in the zones which must be given the required rigidity, leaving the other zones in the natural state; PA0 assembly of any further parts of the piece of furniture for its completion; PA0 finishing treatments of the piece of furniture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.