1. An interlocking drawer or door assembly, comprising:
a first panel formed to create a five sided box comprising a major plane and four walls, each wall at a right angle to the major plane;
one or more apertures in each of two or more of the walls;
a member having a deformable head portion, disposed in each of said apertures in said first panel such that said head portion is on an exterior side of said five sided box;
a second panel formed to create a five sided box comprising a major plane and four walls, each wall at a right angle to the major plane forming four corners each having a laser welded seam, and each of said walls having an additional portion bent 180 degrees inwardly to the box to be parallel to and in close proximity to said wall;
partial apertures formed in said additional portion of said second panel such that at least one portion of a perimeter of said partial apertures is open and facing said major plane of said second panel, and;
wherein said first panel is retained inside said second panel such that the deformable head portion of each member is captured in a respective partial apertures.
2. The assembly as described in claim 1, wherein said member is selected from the group consisting of a plastic rivet, a plastic screw, a rubber plug, a bumper or a button.
3. The assembly as described in claim 1, wherein said four corners are pulsed YAG laser welded.
4. The assembly as described in claim 1, wherein said partial aperture is selected from the group consisting of a semicircle, a square, a rectangle, a triangle, or a portion of a circle.
5. The assembly as described in claim 4, wherein said partial aperture is smaller than said deformable head portion.
6. The assembly as described in claim 1, wherein each of the five sided boxes comprises an open cavity, and the open cavities of each of said first and second panels face each other.
7. An interlocking drawer or door assembly, comprising:
a first panel comprising a five sided box, having a major plane and four perimeter walls at right angles to the major plane, two or more of the walls having one or more apertures therein;
a second panel comprising a five sided box having a major plane and four perimeter walls at right angles to the major plane, two or more of the walls having one or more apertures therein corresponding to the apertures in the first panel, the first and second panels positioned opposite to each other;
members having a body portion and a deformable head portion, the body portion disposed in said apertures of said first panel; and
said first panel assembled to and retained within said second panel by means of the deformable head portion deforming so as to be captured in a respective aperture in said second panel.
8. The assembly as described in claim 7, wherein said member is selected from the group consisting of a plastic rivet, a plastic screw, a rubber plug, a bumper or a button.
9. The assembly as described in claim 7, wherein said walls of said second panel are laser welded where they meet at corners of the box.
10. The assembly as described in claim 9, wherein said laser is a pulsed YAG laser.
11. The assembly as described in claim 7, wherein said aperture in said second panel wall is selected from the group consisting of a semicircle, a square, a rectangle, a triangle, or a portion of a circle.
12. The assembly as described in claim 11, wherein said aperture is a partial aperture.
13. The assembly as described in claim 7, wherein each of said five sided boxes comprises an open cavity, and the open cavities of each of said first and second panels face each other.
14. The assembly as described in claim 7, wherein the head portion is larger than the body portion, the body portion disposed in said aperture in said first panel and the head portion on an exterior face of said five sided box.
15. The assembly as described in claim 7, wherein said member distorts and changes shape to at least partially conform to the shape of the capturing aperture when the first panel is assembled to the second panel.
16. An interlocking drawer or door assembly, comprising:
a front panel having a major face and a perimeter wall, portions of the perimeter wall having a laser welded seam and having one or more recesses therein;
a rear panel having a major face and a perimeter wall, arranged to fit within the front panel,
a deformable fastening means having a body portion and a deformable head portion, the head portion situated on an exterior side of the rear panel perimeter wall and the body portion situated in the rear panel perimeter wall;
the rear panel inserted into the front panel such that the deformable head portion distorts so as to be captured by the one or more recesses to tightly retain the panels together.
17. An interlocking drawer or door assembly, comprising:
a first panel formed to create a five sided box comprising a major plane and four walls, each wall at a right angle to the major plane;
one or more apertures in each of two or more of the walls;
a member having a deformable head portion, disposed in each of said apertures in said first panel such that said head portion is on an exterior side of said five sided box;
a second panel formed to create a five sided box comprising a major plane and four walls, each wall at a right angle to the major plane forming four corners each having a laser welded seam, and each of said walls having an additional portion bent 180 degrees inwardly to the box to be parallel to and in close proximity to said wall;
partial apertures formed in said additional portion of said second panel such that at least one portion of a perimeter of said partial apertures is open and facing said major plane of said second panel, and;
said first and second panels formed to comprise an interference fit between the deformable head portion and the partial apertures when said first and second panels are assembled with open cavities facing each other, such that the deformable head portion of each member deforms and is captured in a respective partial apertures.
18. The assembly as described in claim 17, wherein said member is selected from the group consisting of a plastic rivet, a plastic screw, a rubber plug, a bumper or a button.
19. The assembly as described in claim 17, wherein said partial aperture is selected from the group consisting of a semicircle, a square, a rectangle, a triangle, or a portion of a circle.
20. The assembly as described in claim 17, wherein said first and second panels comprise sheet metal.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An elliptical exerciser comprising:
a body having two foot support links and two rotation members, the rotation members pivotally connected to the body and each pivotally connected to a respective one of the two foot support links, wherein when the rotation members are rotated about their respective rotation pivots, the foot support links move along a supporting travel and a crossing travel to complete a closed pedal trajectory;
a timing adjustment wheel pivotally connected to the body, a distance defined between a pivot of the timing adjustment wheel and either of the rotation pivots of the rotation members, two connecting links pivotally connected to the timing adjustment wheel, lengths of the two connecting links each being longer than the distance, the two connecting links each pivotally connected to a respective one of the rotation members, wherein when one of the foot support links moves within the supporting travel, a respective one of the rotation members drives a respective one of the connecting links to rotate the timing adjustment wheel, and the other one of the connecting links and the other one of the rotation members drive the other one of the foot support links to move within the crossing travel.
2. The exerciser as claimed in claim 1, wherein the timing adjustment wheel has a first side and a second side, the pivot of the timing adjustment wheel connects the first side to the second side and defines a space between the first and second sides, one of the connecting links is pivotally connected to the first side, the other one of the connecting links is pivotally connected to the second side, and the pivotal connection positions of the two connecting links are symmetrical.
3. The exerciser as claimed in claim 1, wherein each of the two connecting links has a first pivotal portion and a second pivotal portion, each of the first pivotal portions is pivotally connected to a respective one of the rotation members, a first radius is defined between one of the first pivotal portions and a respective one of the rotation pivots of the rotation members, each of the second pivotal portions is pivotally connected to the timing adjustment wheel, a second radius is defined between one of the second pivotal portions and the pivot of the timing adjustment wheel, and each of the first and second radiuses is longer than the distance.
4. The exerciser as claimed in claim 1, wherein the body has a resistance mechanism which comprises a resistance wheel and a transmission unit, the resistance wheel is pivotally connected to the body, and the transmission unit is connected to the resistance wheel and the timing adjustment wheel.
5. The exerciser as claimed in claim 1, wherein the body has two arms which are pivotally connected to the body, and the arms each are pivotally connected to a respective one of the foot support links so as to move the foot support links by the arms.