MULTI-POINTER FOR TOUCHSCREEN STYLUS

• US 20130082983A1
• Filed: 10/04/2011
• Published: 04/04/2013
• Est. Priority Date: 10/04/2011
• Status: Abandoned Application

• Current Assignee: Chin-Min Liu, Hsueh-Chih Liu
• Original Assignee: Chin-Min Liu, Hsueh-Chih Liu
• Inventors: LIU, CHIN-MIN, LIU, HSUEH-CHIH
• Application Number:
  US13/252,266
• Publication Number:
  US 20130082983A1
• Time in Patent Office: Days
• US Class Current: 345/179
• CPC Class Codes: G06F 3/03545 Pens or stylus
• CPC Class Codes: G06F 3/0442 using active external devices, e.g. active pens, for transmitting changes in electrical potential to be received by the digitiser
• CPC Class Codes: G06F 3/045 using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact

Abstract

The present invention discloses a multi-pointer touchscreen stylus, which comprises a shaft having at least two pointers at the front end thereof. The present invention can present personal calligraphy according to one'"'"'s handwriting. The present invention can also present a stroke with varying widths according to varying strengths of writing action, whereby the user may write on a touchscreen with more pleasure. Further, the present invention can prevent a touchscreen from being stained or scratched.

Claims

1. A multi-pointer touchscreen stylus comprising

a shaft;

and

at least two pointers arranged at a front end of said shaft.

2. The multi-pointer touchscreen stylus according to claim 1, wherein said pointers are brush-pen tip pointers.

3. The multi-pointer touchscreen stylus according to claim 1, wherein said pointers are spherical pointers.

4. The multi-pointer touchscreen stylus according to claim 2, wherein a spherical pointer is arranged in a region among at least two said brush-pen tip pointers.

5. The multi-pointer touchscreen stylus according to claim 3, wherein one said spherical pointer is arranged in a region among at least two said spherical pointers and more protruding from said spherical pointers arranged at periphery.

6. The multi-pointer touchscreen stylus according to claim 1, which is applicable to resistive touchscreens and capacitive touchscreens.

7. The multi-pointer touchscreen stylus according to claim 1 further comprising a nib having at least one inclined region, wherein at least two pointers are arranged in said inclined region, and wherein said nib is arranged at a front end of said shaft.

8. The multi-pointer touchscreen stylus according to claim 7, wherein said inclined region contains a plurality of inclined planes respectively having different inclined angles, and wherein each said inclined plane has one said pointer.

9. The multi-pointer touchscreen stylus according to claim 7, wherein said nib and said pointers are fabricated into a one-piece component.

10. The multi-pointer touchscreen stylus according to claim 2, wherein said brush-pen tip pointers are detachable from said shaft.

11. The multi-pointer touchscreen stylus according to claim 3, wherein said spherical pointers are detachable from said shaft.

12. The multi-pointer touchscreen stylus according to claim 7, wherein said nib are detachable from said shaft.

13. The multi-pointer touchscreen stylus according to claim 7, wherein said nib or said pointers are made of a flexible conductive material.

14. The multi-pointer touchscreen stylus according to claim 1, wherein said spherical pointers are replaced by columnar pointers.

15. The multi-pointer touchscreen stylus according to claim 4, wherein said spherical pointers are replaced by columnar pointers.

16. The multi-pointer touchscreen stylus according to claim 5, wherein said spherical pointers are replaced by columnar pointers.