Nghệ thuật xếp hình Nhật Bản: chessboard
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Chess Board by Marc Kirschenbaum (NY) ©1996
Complex
A 25" square makes a 5" board
1. Pinch in half. 2. Pinch again. 3. Valley corner to 4. Turn over.
crease.
5. Valley to intersection 6. Unfold. 7. Precrease section 8. Precrease along
of raw edges. into fourths. diagonals.
1/4
10. Precrease the outer
rows and columns.
Rotate model.
9. Precrease, using the 10. Divide each section further 11. Add additional precreases
intersections of into fourths. (divide the indicated
diagonals as a guide. columns and rows in half).
Rotate model.
12. Valley the corners in (one unit). 13. Valley inwards. This fold is touching
the folds made in step 11. Turn over.
14. Valley the edges to the nearest 15. Valley, swinging the flap from behind
crease. to the forefront.
13-15
16. Turn over. 17. Repeat steps 13-15 on the other side.
12-17
1/4
18. Turn over and rotate. 19. Repeat steps 12-17.
1/4
20. Valley in half while incorporating 21. Swivel in sides. The layers will overlap
reverse folds. Rotate model. at the top corners.
22. Valley down. 23. Valley up.
24. Valley down sides. 25. Wrap around top point, 26. Squash. Repeat at other
reversing at the bottom side.
corners. Repeat on other
side.
1/4
27. Flip the square. Repeat at 28. Spread squash the bottom, 29. View from step 28. Spread
the other side. allowing the side flaps to apart the pleats. Rotate
swing outwards. model.
30. Reform, changing the 31. Pull out single layer (you will 32. Open out the hem forming
direction of some of the have to raise the flap slightly a squash at the top.
folds. Form the horizontal to do this).
mountain folds first. Repeat
steps 29-30 at bottom.
31-32
33. Repeat steps 31-32 on the 34. Mountain in half while 35. Swivel in the sides.
remaining three hems. incorporating reverse folds.
22-30
36. Repeat steps 22-30. 37. Valley outwards. 38. Turn over.
39. Valley outwards. 40. Valley up. 41. Wrap a single layer around
at each side.
42. Pull out a single layer at the 43. At the left, reverse the corner 44. Swing down.
three indicated flaps. back in (you will have to
raise the flap slightly). On
the other side, swivel over
the hem, squashing the
corners.
45. Spread squash the corner. 46. Close back up. 47. Closed sink the top corner
The section will not lie flat. while collapsing the bottom
point and swinging it
upwards.
48. Swing down. 49. Valley back up while 50. Valley down.
incorporating a reverse fold.
51. Unsink a single layer 52. Open out slightly and release 53. Wrap around a single layer.
a single layer.
54. Reverse fold (you will have 55. Swing flap up. 56. Collapse the flap downwards.
to raise the flap slightly to
do this).
57. Swing down lightly. 58. Swivel over. 59. Swing back up.
48-59 44-47
60. Repeat steps 48-59 at the 61. Crimp the side squares 62. Open out, folding the center
left and 44-47 at the right. inwards while collapsing the square out of the way.
center square downwards.
Allow the squares to
interlock.
40-62
63. Repeat steps 40-62 at the 64. Collapse all of the squares 65. Completed Chess Board
top. inwards, using the folds from ©1996 Marc Kirschenbaum
step 61. At 64 steps, this will
work out to one step per
square.
This model was inspired by the successful chess boards of Stephen Casey and John Montroll.
I am especially thankful to John, for sharing his trials and tribulations with this subject matter.
