Touch pad device for portable computer

Details Touch pad device for portable computer Touch pad device for portable computer

2006-10-10

2006-10-10

Friedhofer, Michael A. (Department: 2832)

Electricity: circuit makers and breakers

Multiple circuit control

Multiple switch

C345S157000, C345S173000, C200S343000

Reexamination Certificate

active

07119291

ABSTRACT:
A touch pad device for a portable computer includes a key deck (20); a touch region (24) formed on a portion of the key deck (20); penetration portions (28) extending through the key deck (20) while being adjacent to the touch region (24); push buttons (32) integrally formed with the key deck (20) while being able to deform elastically inside the penetration portions (28); a touch pad (40) formed on a lower surface of the key deck (20) in a position corresponding to the touch region (24) for information input; a cover button (30) mounted on an upper surface of the key deck (20) to cover at least the push buttons (32) and the penetration portions (28), the cover button (30) having first and second button units (31) and (31′) able to deform elastically and compress the push buttons (32); and a board (42) having switches (44) toggled on/off by pushing the button units (31) and (31′).

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patent: 6859355 (2005-02-01), Chuang et al.
patent: 6933921 (2005-08-01), Yasuda et al.

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