Adjustable tuning barrel
US5249499A · kind A · utility
Inventors
Key dates
| Filing date | Mar 18, 1991 |
| Grant date | Oct 5, 1993 |
| Priority date | — |
| Expiry date | Mar 18, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10D9/01
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An adjustable tuning barrel is disclosed for use with a woodwind instrument that allows the instrument to be easily tuned during play. The tuning barrel includes a fixed element, an adjusting ring coaxial with the fixed element and held in rotatable contacting relationship therewith, and an extending element in rotatable and threaded relationship with the adjusting ring, and in rotatable and motionally resisting relationship with the fixed element. The adjusting ring is wide enough to be comfortably located and manipulated during play. The fixed and extending elements are adapted to facilitate thermal exchange with the ambient environment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.