发明名称 |
Sheet film package |
摘要 |
A sheet film package contains a sheet film unit in a light-shielding envelope with an open end through which the sheet film unit is movable into and out of the light-shielding envelope. The light-shielding envelope is formed by folding a sheet of light-tight material in half to provide a folded side, and securely sealing joints of the folded sheet along a side opposite side to the folded side as well as an end opposite to the open end, wherein a middle portion of the folded side has a larger folding angle compared with end portions thereof.
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申请公布号 |
US5633128(A) |
申请公布日期 |
1997.05.27 |
申请号 |
US19960660959 |
申请日期 |
1996.06.12 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
TASHIRO, KATSUMI;KOMIYAMA, HITOSHI;HARA, YOSHIO |
分类号 |
G03B17/32;G03C3/00;(IPC1-7):G03C3/00;G03D13/08;G03B17/26 |
主分类号 |
G03B17/32 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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