US 2022/0013381 A1 · MASS TRANSFER APPARATUS, METHOD, AND DEVICE

Abstract

A mass transfer apparatus, method, and device are provided. The mass transfer apparatus includes a rotating disk, a drive member, a first transfer head, a second transfer head, and a third transfer head. The rotating disk has a first surface and a second surface opposite to the first surface. The first surface is divided into a first region, a second region, a third region, and a fourth region. The drive member is connected to the second surface and configured to drive the rotating disk to move or rotate. The first transfer head is located in the first region, the second transfer head is located in the second region, and the third transfer head is located in the third region. The first transfer head and the second transfer head is symmetric about the first line, and the second transfer head and the third transfer head is symmetric about the second line.

Claims20

Dependent claims

A mass transfer apparatus, comprising:

a rotating disk having a first surface and a second surface opposite to the first surface, wherein the first surface is divided by a first line and a second line perpendicular to the first line into a first region, a second region, a third region, and a fourth region arranged clockwise;
a drive member connected to the second surface and configured to drive the rotating disk to move or rotate;
and
a first transfer head, a second transfer head, and a third transfer head, wherein the first transfer head is located in the first region, the second transfer head is located in the second region, and the third transfer head is located in the third region, wherein the first transfer head and the second transfer head are symmetric about the first line, and the second transfer head and the third transfer head are symmetric about the second line.

1 more element

A mass transfer method, comprising:

providing a mass transfer apparatus, the mass transfer apparatus comprising a first transfer head, a second transfer head, and a third transfer head;
picking up red LED chips with the first transfer head, green LED chips with the second transfer head, and blue LED chips with a third transfer head;
providing a display backplane, the display backplane having a first transfer region, a second transfer region, a third transfer region, and a fourth transfer region;
and
moving and/or rotating the first transfer head, the second transfer head, and the third transfer head in such a manner that each of the first transfer region, the second transfer region, the third transfer region, and the fourth transfer region has red LED chips, green LED chips, and blue LED chips thereon.

2 more elements

Dependencies are inferred from the claim text.

Mass transfer apparatus, method, and device

Life of this patent

Mass transfer apparatus, method, and device

Life of this patent

Abstract

Claims20