发明名称 |
Video cassette pressure flap |
摘要 |
A pressure flap for eliminating slack in a tape cassette. The pressure flap includes a body portion having a tape contact edge at a first end thereof, and a fold line at a second end thereof. The body portion is bowed along a line extending generally parallel to the fold line. The pressure flap also includes a folded portion extending contiguously from the fold line of the body portion at a predetermined angle. The body portion includes a pair of opposed lateral edges secured to a pair of opposed sides of the folded portion. In a preferred embodiment, the pressure flap is fabricated from carbon-filled, high-density polyethylene, and the opposed sides of the folded portion are fused to the lateral edges of the body portion during fabrication of the pressure flap.
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申请公布号 |
US5390063(A) |
申请公布日期 |
1995.02.14 |
申请号 |
US19910671369 |
申请日期 |
1991.03.19 |
申请人 |
PLITEK CORPORATION |
发明人 |
BERG, MICHAEL J.;CIOCHON, RICHARD J.;MCGEE, JEROME T. |
分类号 |
G11B23/02;(IPC1-7):G11B23/02 |
主分类号 |
G11B23/02 |
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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