Electrical connectors – With sealing element or material for cooperation with...
Reexamination Certificate
2007-08-07
2007-08-07
Nasri, Javaid H. (Department: 2839)
Electrical connectors
With sealing element or material for cooperation with...
Reexamination Certificate
active
11348134
ABSTRACT:
Provided is a waterproof construction of a rotary dial, which makes it possible to improve a waterproof property with a simple construction and is suited to a marine acoustic equipment.The waterproof construction of the rotary dial comprises a dial body, a knob member provided at the back of the dial body and comprising a portion provided centrally thereof to be connected to a rotating shaft of an electric part and a portion provided in a rear region thereof to be mounted to a back side of a hole of an escutcheon, and a seal ring held between the knob member and the dial body and having an outer edge thereof brought into contact with an opened edge of the hole of the escutcheon, a ring-shaped waterproof film is interposed between the seal ring and the dial body to have an outer end thereof extending radially beyond a position, in which the seal ring and the opened edge of the hole of the escutcheon contact with each other, and a free end of the waterproof film is deformed by water pressure to seal a position, in which the seal ring and the opened edge of the hole of the escutcheon contact with each other, to prevent invasion of water.
REFERENCES:
patent: 6615000 (2003-09-01), Itabashi
patent: 11191508 (1999-07-01), None
Clarion Co., Ltd
Nasri Javaid H.
Striker Michael J.
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