Contact arrangement for the battery of an in-ear hearing aid

Details Contact arrangement for the battery of an in-ear hearing aid Contact arrangement for the battery of an in-ear hearing aid

1989-09-08

1990-06-05

Skapars, Anthony

Chemistry: electrical current producing apparatus, product, and

Cell support for removable cell

Having disparate support structure, e.g., eyeglass temple, etc.

429 1, 429100, 429123, H01M 210

Patent

active

049313690

ABSTRACT:
A contact arrangement in a housing including a cover, the housing and cover defining a battery chamber having an opening closable by the cover, the chamber having dimensions substantially corresponding to the dimensions of a button battery to be received in the chamber through the opening thereof, and the battery having a negative pole and a positive pole, which comprises two contact elements arranged within the battery chamber to contact the battery poles. One of the contact elements is a pre-tensioned V-shaped spring having two legs arranged to be pressed apart against the tensioning bias of the spring by the battery upon insertion of the battery into the chamber through the opening thereof, and one of the spring legs is arranged opposite the opening and biases the inserted battery into a predetermined position in the chamber. The other contact element is arranged in the range of a free end of the other spring leg and insulated therefrom.

REFERENCES:
patent: 2980753 (1961-04-01), Nolter
patent: 3701862 (1972-10-01), Vignini
patent: 4371594 (1983-02-01), Ohara et al.

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