IP Library Granted Patent US 6,851,197
Granted Patent B2
US 6,851,197 · App. 10/413,792 · Granted Feb 8, 2005

Layout device for an archery bow

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Quick Facts
Patent No.
US 6,851,197
App. No.
10/413,792
Granted
Feb 8, 2005
Kind
B2
Abstract

A layout device is used with an archery bow. The bow has a riser and a pair of flexible limbs extending oppositely from the riser. The layout device includes a frame with an arm configured for coupling with the riser. The arm has a longitudinal axis. An axial adjustment mechanism is carried by the frame, and is movable relative to the frame in a direction generally orthogonal to the longitidinal axis. A laser is carried by the axial adjustment mechanism. The laser is rotatable at least approximately 180° about a rotation axis extending generally orthogonal to the longitudinal axis.

Claims (33)

1. A layout device for use with an archery bow, the bow having a riser, a pair of flexible limbs extending oppositely from the riser and a string extending between ends of the flexible limbs, said layout device comprising:

a frame including an arm configured for coupling with the riser, said arm having a longitudinal axis;

an axial adjustment mechanism carried by said frame, said axial adjustment mechanism being movable relative to said frame in a direction generally orthogonal to said longitidinal axis; and

a laser carried by said axial adjustment mechanism, said laser being rotatable at least approximately 180° about a rotation axis extending generally orthogonal to said longitudinal axis, said rotational axis being between the string and the riser; and wherein said laser aligns an arrow, at least one of said limbs and said string.

2. The layout device of claim 1 , wherein said laser is rotatable 360° about said rotation axis.

3. The layout device of claim 1 , wherein said layout device includes an axial adjustment mechanism for adjusting an offset of said laser from said longitudinal axis.

4. The layout device of claim 3 , wherein said frame is coupled with said riser, said axial adjustment mechanism being movable relative to said frame in a direction parallel to said rotation axis.

5. The layout device of claim 4 , wherein said axial adjustment mechanism includes a coarse axial adjustment and a fine axial adjustment.

6. The layout device of claim 5 , wherein said frame includes a cylindrical opening and said axial adjustment mechanism includes a cylinder axially within said opening.

7. The layout device of claim 6 , wherein said coarse axial adjustment includes a ball and detent arrangement between said cylinder and said opening.

8. The layout device of claim 7 , wherein said cylinder includes a plurality of axially spaced annular detents and said frame includes a biased ball in communication with said opening, said ball selectively engaging one of said plurality of annular detents.

9. The layout device of claim 6 , wherein said fine axial adjustment includes a threaded adjustment.

10. The layout device of claim 9 , wherein said cylinder includes a threaded opening and said fine axial adjustment includes a threaded rod within said threaded opening, said laser being connected with said threaded rod.

11. A layout device for use with an archery bow, the bow having a riser, a pair of flexible limbs extending oppositely from the riser and a string extending between ends of the flexible limbs, the bow also having a longitudinal axis, said layout device comprising:

a frame configured for coupling with the riser;

an axial adjustment mechanism carried by said frame, said axial adjustment mechanism being movable relative to said frame in a direction generally orthogonal to the longitidinal axis when said frame is coupled with the riser; and

a laser carried by said axial adjustment mechanism, said laser being rotatable at least approximately 180° about a rotation axis extending generally parallel to the direction of movement of said axial adjustment mechanism, said rotational axis being between the string and the riser; and wherein said laser aligns an arrow, at least one of said limbs and said string.

12. An archery bow assembly, comprising:

a bow having a riser, a pair of flexible limbs extending oppositely from said riser, said bow having a longitudinal axis;

a layout device coupled with said riser and a string extending between ends of said flexible limbs, said layout device including a laser which is rotatable at least approximately 180° about a rotation axis generally orthogonal to said longitidinal axis, said rotational axis being between said string and said riser; and wherein said laser aligns an arrow, at least one of said limbs and said string.

13. The archery bow of claim 12 , wherein said laser is rotatable 360° about said rotation axis.

14. The archery bow of claim 12 , wherein said layout device includes an axial adjustment mechanism for adjusting an offset of said laser from said longitudinal axis, and a frame coupled with said riser, said axial adjustment mechanism being movable relative to said frame in a direction parallel to said rotation axis.

15. The archery bow of claim 14 , wherein said axial adjustment mechanism includes a coarse axial adjustment and a fine axial adjustment.

16. The archery bow of claim 14 , wherein said axial adjustment mechanism adjusts said offset along said rotation axis.

17. The archery bow of claim 12 , wherein said laser includes an electrical power source which rotates with said laser during rotation.

18. The archery bow of claim 17 , wherein said electrical power source is at least one battery.

19. A method of laying out an archery bow, comprising the steps of:

providing a bow including a riser, a pair of flexible limbs extending oppositely from said riser, a string, and an arrow rest;

mounting a layout device to said riser, said layout device including a laser which is rotatable 360° about a rotation axis generally extending orthogonal to said longitidinal axis.

axially adjusting said laser relative to said rotation axis; and

selectively projecting a laser light beam from said laser onto each of said flexible limbs, said string, and said arrow rest to verify generally that each lie in a common plane.

20. The method of claim 19 , wherein said bow further includes a cam wheel at a distal end of each said limb, and said selectively projecting step includes projecting said laser riser onto at least a portion of said cam wheel to verify that said portion of said cam wheel lies in said common plane.

21. The method of claim 19 , wherein said bow includes an arrow engaged with each of said string and said arrow rest, and said selectively projecting step includes projecting said laser riser onto at least a portion of said arrow to verify that said portion of said arrow lies in said common plane.

Assignments (1)
LIEN Recorded Dec 6, 2012
From: GRAIL SEMICONDDUCTOR
To: BENYAMIN, KHOSROW, MR.
Reel/Frame 029415/0763 →