Drum key

Details Drum key Drum key

2007-07-17

2007-07-17

Donovan, Lincoln (Department: 2837)

Music

Instruments

Stringed

C084S41100A

Reexamination Certificate

active

10621052

ABSTRACT:
Apparatus and methods for rotating objects in accordance with the invention are disclosed. One embodiment of the invention includes a shaft including a socket opening in at least one end of the shaft and a handle connected to the shaft by a unidirectional bearing. An embodiment of the invention adapted for rotating a tension rod having a terminal end includes a shaft including a socket opening in at least one end of the shaft and a handle connected to the shaft by a unidirectional bearing. In this embodiment, the socket opening is capable of engaging the terminal end of the tension rod.

REFERENCES:
patent: 3877327 (1975-04-01), Erm
patent: 4208942 (1980-06-01), Henrit
patent: 4603606 (1986-08-01), Headen
patent: 5020398 (1991-06-01), Leu
patent: D346100 (1994-04-01), Behrenfeld
patent: D366996 (1996-02-01), Torres
patent: 5689076 (1997-11-01), Usuda

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