Method of magnifying the fonts on mobile phone screen by unfolding and carrying and device thereof

• US 20070105603A1
• Filed: 08/04/2006
• Published: 05/10/2007
• Est. Priority Date: 11/09/2005
• Status: Active Grant

• Current Assignee: Ruan Lishan
• Original Assignee: Ruan Lishan
• Inventors: Lishan, Ruan
• Granted Patent: US 7,792,550 B2
• Time in Patent Office: Days
• US Class Current: 455/575.300
• CPC Class Codes: H04M 1/21 Combinations with auxiliary equipment, e.g. with clocks or memoranda pads

Abstract

A mobile telephone screen is covered with a lens, fixed on one end and set free on the other or fixed on both ends. When the fonts don'"'"'t need to be magnified, the Fresnel lens tightly sticks to the mobile telephone screen; and when need, the free end of the Fresnel lens will be unfolded or both ends of it will be carried as a whole to magnify the fonts. Without increase in the thickness of mobile phone, the fonts on screen can be magnified conveniently and a magnification scale can be freely adjusted according to the magnitude of the unfold or the carry. A bridge piece in the device has the an adjustable and telescopic structure that can be adjusted according to the width of the mobile phone. A suction cup is elastic one that can adhere to the both sides of mobile phone.

Claims

1. A method of magnifying the fonts on mobile phone screen by unfolding comprising the following steps:

covering the mobile phone screen with a Fresnel lens fixed on one end and set free on the other;

sticking the Fresnel lens on the mobile phone when the fonts don'"'"'t need to be magnified; and

positioning the Fresnel lens, when needed, wherein a free end of the Fresnel lens will be unfolded to magnify the fonts.

2. A method of magnifying the fonts on mobile phone screen by carrying comprising the following steps:

covering the mobile phone screen with a Fresnel lens fixed on both ends and carried as a whole;

sticking the Fresnel lens on the mobile phone when the fonts don'"'"'t need to be magnified; and

positioning the Fresnel, when needed, wherein the Fresnel lens will be carried as a whole to magnify the fonts.

3. A device for magnifying the fonts on mobile phone screen by unfolding comprising:

a Fresnel lens secured with one end free and the other fixed on the bridge piece;

both sides of the Fresnel lens, respectively, being mounted by connecting with a bracket connected to the phone case body.

4. The device for magnifying the fonts on mobile phone screen by unfolding according to claim 3, and further including a suction cup, whereby the bracket is fixed on the mobile phone body.

5. The device for magnifying the fonts on mobile phone screen by unfolding according to claim 4, wherein the suction cup is an elastic suction cup.

6. The device for magnifying the fonts on mobile phone screen by unfolding according to claim 3, and further including two fixing apertures on the phone case body, wherein the bracket is fixed onto the mobile phone case body.

7. The device for magnifying the fonts on mobile phone screen by unfolding according to claim 3, wherein the bridge piece can freely telescopic to adapt mobile phones with different widths.

8. A device for magnifying the fonts on mobile phone screen by carrying, comprising:

a first Fresnel lens connected with several running lamellas connected with the first suction cup on the other end.

9. A mobile phone screen for magnifying the fonts, comprising:

a Fresnel constructed of magnifying lens for displaying sufficient word counts with larger font in a limited space.