Earphone jack

Details Earphone jack Earphone jack

2006-01-31

2006-01-31

Ta, Tho D. (Department: 2833)

Electrical connectors

With insulation other than conductor sheath

Plural-contact coupling part

C200S051100

Reexamination Certificate

active

06991497

ABSTRACT:
An earphone jack includes a dielectric housing, a conductive first contact set, and a conductive second contact set. The housing has a first housing portion formed with a cylindrical first plug receiving hole, and a second housing portion connected to the first housing portion and formed with a rectangular second plug receiving hole. The first contact set includes first, second and third resilient contacts, each of which has a resilient plug contacting portion that extends into the first plug receiving hole. The second contact set includes a pair of first terminals and a pair of second terminals. The first terminals extend into the second plug receiving hole, and are disposed proximate to a lower side of the second housing portion. The second terminals extend into the second plug receiving hole, and are disposed proximate to an upper side of the second housing portion.

REFERENCES:
patent: 6203344 (2001-03-01), Ito
patent: 6220899 (2001-04-01), Suzuki
patent: 6394852 (2002-05-01), Huang
patent: 6461198 (2002-10-01), Chao
patent: 6575793 (2003-06-01), Li et al.
patent: 6592408 (2003-07-01), Ma et al.
patent: 6595804 (2003-07-01), Nagata

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