# US 2025/0147332 A1 · Detachably supporting mechanism and reticle pod with the same

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- Number: US 2025/0147332 A1
- Document ID: US20250147332A1
- Status: Published application
- Kind: A1
- Application number: 18/916,807
- Filed: 2024-10-16
- Published: 2025-05-08
- Earliest claimed: 2023-11-02
- Assignees: Gudeng Precision Industrial Co., Ltd.
- Applicants: Gudeng Precision Industrial Co., Ltd.
- Inventors: Ming-Chien Chiu; Chia-Ho Chuang; Pin-Cheng Chen; Yen-Cheng Tu; Hsin-Min Hsueh
- Web page: https://patentgrep.com/patent/US20250147332A1

## CPC

- G02B 27/32: Fiducial marks and measuring scales within the optical system
- H10P 72/1906: {specially adapted for containing masks, reticles or pellicles}
- G03F 1/66: Containers specially adapted for masks, mask blanks or pellicles; Preparation thereof
- H10P 72/1902: {specially adapted for a single substrate}
- H10P 72/1922: {characterised by the construction of the closed carrier}
- G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- H10P: GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- G03F: PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR; (phototypographic composing devices B41B; photosensitive materials or processes for photographic purposes G03C; electrophotography, sensitive layers or processes therefor G03G)

## Abstract

Provided is a reticle pod with a detachable supporting mechanism, which is suitable for a dual pod, including an outer pod and an inner pod received therein, the inner pod including: a base, and at least a supporting mechanism, mounted on the base. The supporting mechanism includes: a supporting assembly, connected to a mounting interface of the base, the supporting assembly includes a seat, at least one limiting post, and a mounting hole, the at least one limiting post connects to the seat, the mounting hole penetrates the base and not a circular hole; and a supporting element, having a matching structure, so that the supporting element detachably received in the mounting hole.

## Claims

### Claim 1

A reticle pod, adapted for a dual pod, comprising an outer pod and an inner pod received therein, the inner pod comprising:
a baseplate and at least one support mechanism disposed on the baseplate, the support mechanism comprising:
a supporting assembly connected to an installation interface of the baseplate and comprising a base, at least one position-limiting post, and an installation hole, the at least one position-limiting post being connected to the base, the installation hole penetrating the base and not being round in shape; and
a supporting component having a matching structure adapted to match the installation hole and allow the supporting component to be detachably received in the installation hole.

### Claim 2 (depends on 1)

The reticle pod of claim 1, wherein the matching structure has at least one anti-self-rotation feature for abutting against an edge defining the installation hole when the supporting component is disposed at the installation hole.

### Claim 3 (depends on 2)

The reticle pod of claim 2, wherein a thickness of the anti-self-rotation feature equals or approximates to a thickness of the base.

### Claim 4 (depends on 2)

The reticle pod of claim 2, wherein the supporting component comprises a contact portion, and the matching structure comprises a neck portion and a bottom portion, the contact portion and the bottom portion connected by the neck portion and the neck portion having the at least one anti-self-rotation feature.

### Claim 5 (depends on 1)

The reticle pod of claim 1, wherein the supporting component comprises a contact portion, and the matching structure comprises a neck portion and a bottom portion, the bottom portion having at least one protrusion protruding outward therefrom, at least one notch is formed in the installation hole, corresponding in shape to the at least one protrusion, and extending outward from the edge defining the installation hole.

### Claim 6 (depends on 5)

The reticle pod of claim 5, wherein the neck portion has at least one anti-self-rotation feature, and the installation hole has at least one positioning convex portion protruding inward from the edge defining the installation hole and abutting against the at least one anti-self-rotation feature to prevent the supporting component from rotating relative to the supporting assembly.

### Claim 7 (depends on 6)

The reticle pod of claim 6, wherein the at least one anti-self-rotation feature is an abutting convex portion extending outward from a surface of the neck portion, the abutting convex portion of the neck portion misaligns with the at least one protrusion of the bottom portion in perpendicular directions respectively.

### Claim 8 (depends on 6)

The reticle pod of claim 6, wherein the bottom portion has at least one depression sinking inward in a radial direction to a surface of the bottom portion to allow the bottom portion to avoid the positioning convex portion of the installation hole as soon as the supporting component is placed in the installation hole.

### Claim 9 (depends on 8)

The reticle pod of claim 8, wherein the at least one depression and the at least one protrusion of the bottom portion adjoin each other.

### Claim 10 (depends on 6)

The reticle pod of claim 6, wherein the supporting component comprises a fixing hole formed at the bottom portion and is fixed in place inside the installation hole after being rotated to a positioning position at which the abutting convex portion and the positioning convex portion abut against each other through coordination between a fixing element and the fixing hole.

### Claim 11 (depends on 10)

The reticle pod of claim 10, wherein an upper surface of the base in contact with a lower surface of the contact portion and a lower surface of the base in contact with an upper surface of the bottom portion when the supporting component is located at the positioning position.

### Claim 12 (depends on 1)

The reticle pod of claim 1, wherein the supporting component is made of a material with a glass transition temperature equal to or greater than 200° C.
