The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 08, 2022

Filed:

Mar. 27, 2019
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Bub-ryong Lee, Asan-si, KR;

Jung-lae Jung, Asan-si, KR;

Sung-hyeon Park, Asan-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/67 (2006.01); H01L 21/683 (2006.01);
U.S. Cl.
CPC ...
H01L 21/67132 (2013.01); H01L 21/6836 (2013.01); H01L 2221/68327 (2013.01);
Abstract

A die ejector includes a supporter configured to support a film on which a die is attached in a vertical direction, an elevation device in a hole of the supporter and configured to move the film with the die attached thereon in the vertical direction and in relation to the supporter, a driver configured to move the elevation device in the vertical direction, an air conduit guide in an enclosure region at least partially defined by an inner surface of the elevation device and having an inner surface defining an air flow conduit, a pressure adjuster device configured to induce air flow through the air flow conduit based on inducing a pressure gradient between the air flow conduit and the pressure adjuster device, and a flow guide in the air flow conduit and configured to control a flow of air through at least a portion of the air flow conduit.


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