80.
    发明专利
    未知

    公开(公告)号:AT524935T

    公开(公告)日:2011-09-15

    申请号:AT03256911

    申请日:2003-10-31

    Abstract: A step joint (150) forms a ridge between the opening in the faceplate (110) and flat portion (140) of the sidewalls to couple with the flat portion of the sidewalls. A lip (170) protruding from the surface of the battery door (130) sets into the ridge to provide a air seal around battery compartment when the battery door is closed. An independent claim is also included for method for housing battery in hearing aid.

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