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US 2006/0051085 A1Published application
Diaphragm
AssigneeFujinon Corporation
InventorTetsuya Okumura
Life of this patent
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Abstract
A diaphragm comprising a single plate, the single plate comprising: a first plate portion having an aperture; and a second plate portion formed at an outer side of the first plate portion, wherein a first thickness of the first plate portion is thinner than a second thickness of the second plate portion.
Claims15
A diaphragm comprising a single plate, the single plate comprising:
- a first plate portion having an aperture;
- and
- a second plate portion formed at an outer side of the first plate portion, wherein a first thickness of the first plate portion is thinner than a second thickness of the second plate portion.
Dependencies are inferred from the claim text.