Spring-biased tuning machine

Details Spring-biased tuning machine Spring-biased tuning machine

2007-09-10

2009-12-15

Qin, Jianchun (Department: 2832)

Music

Instruments

Stringed

C084S29700S

Reexamination Certificate

active

07632997

ABSTRACT:
A tuning machine for a musical instrument includes a base configured to engage a headstock of the musical instrument, an actuator rotatably connected to the base, a shaft rotatably connected to the base, the shaft providing a first aperture sized to receive a string of the musical instrument, the shaft being connected to the actuator such that actuation of the actuator causes rotation of the shaft about an axis of the shaft, a clamp member movably connected to the shaft and configured to engage the string, and a bias member connected to the clamp member and the shaft to bias the clamp member toward a closed position to engage the string when received by the shaft, where the clamp member and the shaft cooperate to inhibit removal of the string received by the shaft with the clamp member engaging the string.

REFERENCES:
patent: 4827825 (1989-05-01), Goto et al.
patent: 4970930 (1990-11-01), Secord
patent: 5018424 (1991-05-01), Steinberger
patent: 5728955 (1998-03-01), Sperzel
patent: 6078001 (2000-06-01), Kang
patent: 6580022 (2003-06-01), Kang
patent: 6608248 (2003-08-01), Sperzel
patent: 2007/0012158 (2007-01-01), Kang

Affiliated with

Also associated with

Rating

Spring-biased tuning machine does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Spring-biased tuning machine, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Spring-biased tuning machine will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4148704