Patent ID: 9640417
Date: 2017-05-02
CPC Classifications: H01L

Claim:
1. A cassette transfer apparatus comprising: a body; first and second arms connected to the body, the first and second arms extending parallel to each other to a first direction, the first and second arms configured to support a cassette; a third arm extending parallel to the first and second arms, the third arm configured to support the bottom surface of the cassette; and a first recess formed on a distal portion of the first arm and a second recess formed on a distal portion of the second arm, the first and second recesses each configured to receive a corresponding protrusion of the cassette so that the first and second recesses provide pivot points to define a rotating axis of the cassette, extending in a second direction from the first recess to the second recess, wherein the cassette transfer apparatus is configured to support the cassette in a first position in which the cassette is supported by the first and second arms with a bottom surface of the cassette being horizontal, and to support the cassette in a second position in which the cassette is supported by the first and second arms with a bottom surface of the cassette being positioned at a non-zero angle with respect to an upper surface of the third arm so that a first side of the cassette is raised with respect to a second side of the cassette opposite the first side of the cassette, wherein the cassette transfer apparatus is configured to support the cassette in each of the first position and the second position while the protrusions of the cassette are received by the first and second recesses.