发明名称 |
Beater bracket and variable drive lever system with variable pivot point spring rotor for bass drum foot pedals |
摘要 |
Described is a bass drum foot pedal having a variable drive lever linkage with variable arc ratios connecting the foot pedal to a beater bracket. The beater bracket is formed with a mounting surface that tips a beater shaft forward to create a forward beater angle that maximizes the beater impact against a bass drum.
|
申请公布号 |
US8455746(B2) |
申请公布日期 |
2013.06.04 |
申请号 |
US201113314790 |
申请日期 |
2011.12.08 |
申请人 |
JOHNSTON DARRELL;BLASHAW CHARLES;AXIS PERCUSSION, INC. |
发明人 |
JOHNSTON DARRELL;BLASHAW CHARLES |
分类号 |
G10D13/02 |
主分类号 |
G10D13/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|