Anchor bolt device for tremold device
US4787285A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Oct 7, 1987 |
| Grant date | Nov 29, 1988 |
| Priority date | — |
| Expiry date | Oct 7, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10D3/153
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An anchor bolt device for a tremolo device which is constructed so that a bolt is thread-fitted to a bottomed and threaded tube which is buried to be open upwardly in a stringed instrument, said bolt being provided at its top part with a groove for securing the front edge portion of said tremolo device and at the center of the bolt in its axial direction with a through hole inside which a pushing member capable of shifting itself inside said through hole with an external operation is thread-fitted and being tightly fixed by protruding said pushing member from said through hole so that the lower end of said pushing member contacts under a pressure with the bottom of the tube after the position of the groove has been adjusted by shifting said bolt in the tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.