IP Library › Granted Patent US 9,799,310
Granted Patent B2
US 9,799,310 · App. 15/240,433 · Granted Oct 24, 2017

Guitar string tuning and anchor system

Inventors: Kelly G. Damaschke (Loganville, WI); David M. Heuss (Lake Mills, WI)
Assignee: Hankscraft, Inc.
G10D3/12G10D3/14
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Quick Facts
Patent No.
US 9,799,310
App. No.
15/240,433
Granted
Oct 24, 2017
Kind
B2
Abstract

A guitar string anchor includes a housing, a tension slide, and a tension slide adjuster operatively connected to the tension slide. The guitar string anchor is secured to a guitar bridge. The tension slide receives a ball end of a guitar string. The tension slide adjuster adjusts a position of the tension slide, which causes a change in the guitar string tension.

Claims (54)

1. A guitar string anchor, comprising:

a housing;

a tension slide supported by the housing,

wherein the tension slide is configured to receive a ball end of a guitar string, and

wherein the tension slide is configured to have the guitar string pass therethrough;

a tension slide adjuster operatively connected to the tension slide,

wherein the tension slide adjuster is configured to adjust a position of the tension slide;

a bridge connector configured to pass into a guitar bridge hole of a guitar; and

a tension slide adjuster retainer,

wherein at least a portion of the tension slide adjuster is positioned within the housing;

wherein the tension slide adjuster retainer is configured to maintain contact between at least a portion of the tension slide adjuster and the tension slide; and

wherein the tension slide adjuster moves less than about 0.02 inch, but more than 0.0 inch, in a vertical direction substantially normal to a central axis of the guitar string, between a fully-extended position and a fully-retracted position.

2. The guitar string anchor of claim 1 , wherein the tension slide includes a threaded cavity, and wherein the tension slide adjuster is threaded and sized to fit within the threaded cavity.

3. The guitar string anchor of claim 2 , wherein the tension slide moves in a direction parallel to a central axis of the guitar string.

4. The guitar string anchor of claim 2 , wherein the bridge connector forms an interference fit with the guitar bridge hole.

5. The guitar string anchor of claim 2 , wherein the guitar string anchor further defines a threaded securing cavity;

wherein a portion of the bridge connector passes through the guitar bridge hole,

wherein a portion of the bridge connector is threaded and sized to fit within the threaded securing cavity; and

wherein the guitar string anchor is secured to a body of the guitar at least in part by the bridge connector.

6. The guitar string anchor of claim 1 , further comprising a piezoelectric transducer.

7. A guitar string fine tuner, comprising:

a housing including a securing portion;

a tension slide sized to fit within the housing, the tension slide defining a threaded channel, a stringing channel, and an inner surface;

wherein the stringing channel is configured to allow a guitar string to pass therethrough; and

wherein the inner surface is configured to retain a ball end of the guitar string;

a tension slide adjuster that is threaded and sized to fit within the threaded channel,

wherein the tension slide adjuster is configured to adjust a position of the tension slide, the position defined along a central axis of the guitar string; and

a securing component configured to couple to the securing portion.

8. The guitar string fine tuner of claim 7 , further comprising a tension slide adjuster retainer.

9. The guitar string fine tuner of claim 8 , wherein at least a portion of the tension slide adjuster is positioned within the housing; and

wherein the tension slide adjuster retainer is configured to maintain contact between at least a portion of the tension slide adjuster and the tension slide.

10. The guitar string fine tuner of claim 9 , wherein the housing further defines a tension slide adjuster opening through which the tension slide adjuster passes and operatively connects to the tension slide.

11. The guitar string fine tuner of claim 9 , further comprising a piezoelectric transducer.

12. The guitar string fine tuner of claim 11 , wherein the piezoelectric transducer is is supported by the tension slide.

13. The guitar string fine tuner of claim 9 , further comprising:

a first pressure distributor positioned on the tension slide adjuster; and

a second pressure distributor positioned on the securing component,

wherein both the securing component and the securing portion are threaded.

14. The guitar string fine tuner of claim 9 , wherein the tension slide has a minimum lateral position and a maximum lateral position, and

wherein a difference between the minimum lateral position and the maximum lateral position is about 0.125 inch.

15. The guitar string fine tuner of claim 14 , wherein the difference between the minimum lateral position and the maximum lateral position is about 0.01 inch.

16. A guitar string anchor system, comprising:

an anchor including a bridge connector configured to secure the anchor to a bridge of a guitar;

a tension slide supported by the anchor and sized such that at least a portion of the tension slide fits within an interior of the anchor,

wherein the tension slide is configured to receive a ball end of a guitar string; and

wherein the tension slide is configured to have the guitar string pass therethrough;

a position adjuster operatively connected to the tension slide, wherein the position adjuster causes the tension slide to move in a direction substantially parallel to a central axis of the guitar string; and

a position adjuster retainer,

wherein the position adjuster retainer is configured to maintain contact between at least a portion of the position adjuster and the tension slide.

17. The guitar string anchor system of claim 16 , further comprising:

a first pressure distributor supported by the position adjuster; and

a piezoelectric transducer;

wherein the tension slide moves less than 0.125 inch in the direction substantially parallel to the central axis of the guitar string from a fully-extended position to a fully-retracted position;

wherein the position adjuster moves less than about 0.02 inch, but more than 0.0 inch, in a vertical direction substantially normal to the central axis of the guitar string between the fully-extended position and the fully-retracted position.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 18, 2016
From: DAMASCHKE, KELLY G; HEUSS, DAVID M
To: HANKSCRAFT, INC.
Reel/Frame 039477/0129 →
Continuity (2)
Provisional Application 62208868 · Aug 24, 2015
Related Publication 20170061940A1 · Mar 2, 2017