JPS63149474U - - Google Patents
Info
- Publication number
- JPS63149474U JPS63149474U JP4041887U JP4041887U JPS63149474U JP S63149474 U JPS63149474 U JP S63149474U JP 4041887 U JP4041887 U JP 4041887U JP 4041887 U JP4041887 U JP 4041887U JP S63149474 U JPS63149474 U JP S63149474U
- Authority
- JP
- Japan
- Prior art keywords
- surface resistivity
- resistivity value
- wiping
- quality video
- variation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 229920001169 thermoplastic Polymers 0.000 claims 1
- 239000004416 thermosoftening plastic Substances 0.000 claims 1
Description
第１図はこの考案による一実施例を示す高画質
用ビデオテープカセツトの表面図、第２図は同上
裏面図である。
１……テープカセツト、２……リールハブ、２
ａ……歯型、３……磁気テープ、４……ガードパ
ネル部、５……開閉蓋。
FIG. 1 is a front view of a high-quality video tape cassette showing an embodiment of this invention, and FIG. 2 is a back view of the same. 1...Tape cassette, 2...Reel hub, 2
a... Tooth pattern, 3... Magnetic tape, 4... Guard panel portion, 5... Opening/closing lid.
Claims (1)
ふき回数１０回で該表面固有抵抗値の変動が５％
以内である熱可塑性合成樹脂から構成されてなる
高画質用ビデオカセツトケース。 When the surface resistivity value is 5×10 13 Ω・cm or less, the variation in the surface resistivity value is 5% after wiping 10 times.
A high-quality video cassette case made of thermoplastic synthetic resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4041887U JPS63149474U (en) | 1987-03-19 | 1987-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4041887U JPS63149474U (en) | 1987-03-19 | 1987-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63149474U true JPS63149474U (en) | 1988-10-03 |
Family
ID=30854492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4041887U Pending JPS63149474U (en) | 1987-03-19 | 1987-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63149474U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6229681B2 (en) * | 1976-12-23 | 1987-06-27 | Dorr Oliver Inc |
-
1987
- 1987-03-19 JP JP4041887U patent/JPS63149474U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6229681B2 (en) * | 1976-12-23 | 1987-06-27 | Dorr Oliver Inc |
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