Frame assembly, stencil, screen printing device and screen printing method

Patent metadata

Field	Value
Publication number	US-9802401-B2
Application number	US-201615166500-A
Country	US
Kind code	B2
Filing date	May 27, 2016
Priority date	Sep 18, 2015
Publication date	Oct 31, 2017
Grant date	Oct 31, 2017

Abstract

The present invention provides a frame assembly, which comprises a first frame and a second frame provided to surround the first frame. The first frame and the second frame are configured to support mesh fabric therebetween.

First claim

What is claimed is:

1. A stencil, comprising
a frame assembly comprising a first frame and a second frame provided to surround the first frame, wherein the first frame and the second frame are configured to support mesh fabric therebetween; and
mesh fabric provided between the first frame and the second frame, wherein, at least a part of the mesh fabric is a screen printing area, the mesh fabric is not provided inside the first frame, and the first frame has a hollow structure.

2. The stencil according to claim 1 , wherein the mesh fabric is made of polyester.

3. The stencil according to claim 1 , wherein the screen printing area is provided to surround the first frame.

4. The stencil according to claim 1 , wherein the first frame is a rectangle.

5. A screen printing device, comprising the stencil according to claim 1 and a scraper, wherein a width of the scraper is less than or equal to a width of a gap between the first frame and the second frame.

6. The screen printing device according to claim 5 , wherein, the screen printing device is a screen printing device configured to perform secondary screen printing on a touch panel, the screen printing area corresponds to a blank margin of the touch panel, a length and a width of the first frame are less than those of the touch panel, respectively, and a length and a width of the second frame are larger than those of the touch panel, respectively.

7. A screen printing method, comprising a step of performing screen printing by the screen printing device according to claim 5 .

8. The screen printing method according to claim 7 , wherein, the step of performing screen printing comprises steps of:
providing a touch panel under the screen printing device, so that the screen printing area corresponds to a blank margin of the touch panel; and
driving the scraper to scrape the screen printing area.

Assignees

• Boe Technology Group Co Ltd
• Hefei Xinsheng Optoelectronics Technology Co Ltd

Inventors

• Li Hu
• Zhang Qing
• Hu Ming

Classifications

• G06F3/041 Primary

  Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means · CPC title

• B05C17/06

  Stencils (B05C17/04 takes precedence; stencils used in connection with printing plates or foils B41N1/24; drawing accessories B43L13/00) · CPC title

• G06F2203/04103

  Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices · CPC title

• H05K3/1225

  Screens or stencils; Holders therefor · CPC title

• B41C1/14

  for stencil-printing or silk-screen printing · CPC title