Back to results
US 2002/0175899 A1Published application
Keypad for mobile phone
AssigneeYoueal Electronics Co., Ltd.
InventorYoon-Hong Yang
Life of this patent
Estimating the term…
Abstract
A keypad for a mobile phone includes a circuit board having a fixed contact point; a dome switch disposed on the circuit board; a base pad member having a projection for pressing the dome switch to generate signal; an upper pad member having a key top, the upper pad member being integrally formed with the base pad member, and an EL element disposed surface-contacting between the base pad member and the upper pad member.
Claims5
A keypad for a mobile phone, comprising:
- a circuit board having a fixed contact point;
- a dome switch disposed on the circuit board;
- a base pad member having a projection for pressing the dome switch to generate signal;
- an upper pad member having a key top, the upper pad member being integrally formed with the base pad member;
- and
- an EL element disposed surface contacting between the base pad member and the upper pad member.
3 more elements
Dependencies are inferred from the claim text.