Chemistry: electrical current producing apparatus – product – and – Cell support for removable cell – Having disparate support structure – e.g. – eyeglass temple – etc.
Patent
1980-03-25
1981-06-09
LeFevour, Charles F.
Chemistry: electrical current producing apparatus, product, and
Cell support for removable cell
Having disparate support structure, e.g., eyeglass temple, etc.
429100, H01M 210
Patent
active
042725917
ABSTRACT:
An improved battery door structure is provided which has advantageous use in compact electronic apparatus, as for example a hearing aid, electronic watch, miniature calculator and other types of small battery operated devices. The structure includes a body member including a power source, such as a small battery. The structure is provided with a battery receptacle which has a hinged door, which may be opened and closed at will from the outside of the body member. In one preferred embodiment, the body member may be readily removable and replaceable from the remainder of the structure. The body member as a unit is provided with plastic members forming plastic hinge means for the battery door. The battery door includes hinge pivot pin means wherein the door and hinge pivot means preferably are molded as one piece.
REFERENCES:
patent: 3736741 (1973-06-01), Paratti
patent: 4072800 (1978-02-01), Gammer
patent: 4153758 (1979-05-01), Cerny
patent: 4206274 (1980-06-01), Peels
Beltone Electronics Corporation
LeFevour Charles F.
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