Device for controlling the flex of ski and the like boots
US4476640A · kind A · utility
8Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 24, 1981 |
| Grant date | Oct 16, 1984 |
| Priority date | — |
| Expiry date | Nov 24, 2001 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B5/0458
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The device comprises an adjusting element having a variable working length and being associated, at the ends thereof, with two separate and mutually movable points on a boot, the adjusting element including a cylindrical body on the interior whereof a piston is slidably mounted which acts on a fluid and a valve controlling the passage opening of the fluid for varying the elastic bias developed by the adjusting element as it is adjusted in one direction independently from the bias applied during an adjustment in the opposite direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.