Notched span for press-fit mounted springs
US5054751A · kind A · utility
9Cited by
14References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 23, 1990 |
| Grant date | Oct 8, 1991 |
| Priority date | — |
| Expiry date | Jan 23, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C23/02
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A frame for a spring assembly has a plurality of parallel transverse cross rails with mounting slots that form openings through the top portion of the cross rail. Springs are firmly secured to the cross rails by inserting foot portions of the springs into the mounting slots by a simple press fit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.