JPS61118132U - - Google Patents
Info
- Publication number
- JPS61118132U JPS61118132U JP20200084U JP20200084U JPS61118132U JP S61118132 U JPS61118132 U JP S61118132U JP 20200084 U JP20200084 U JP 20200084U JP 20200084 U JP20200084 U JP 20200084U JP S61118132 U JPS61118132 U JP S61118132U
- Authority
- JP
- Japan
- Prior art keywords
- drum
- rotating drum
- guide
- magnetic head
- hole
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
Description
第１図は本考案になるガイドドラムの好適な一
実施例を示す正面図、第２図は回転ドラムの変形
例を示す正面図、第３図は他の実施例を示すガイ
ドドラムの正面図、第４図Ａ，Ｂは第１図、第２
図および第３図に示すガイドドラムに対する磁気
テープの浮上状態を示す一部拡大断面図、第５図
は一般的なガイドドラムとこれに巻装された磁気
テープの走行状態を示す説明図、第６図はガイド
ドラムの周面を浮上している磁気テープの状態を
示す一部拡大断面図である。
２……回転ドラム、２ａ……テープ摺接面、３
……固定ドラム、３ａ……磁気テープ案内部、３
ｂ……テープ摺接面、８，１１……ガイドドラム
、９，９ａ，９ｂ，１２……空気流入孔、１０，
１３……透孔、Ｔ……磁気テープ。
Fig. 1 is a front view showing a preferred embodiment of the guide drum according to the present invention, Fig. 2 is a front view showing a modified example of the rotating drum, and Fig. 3 is a front view of the guide drum showing another embodiment. , Figures 4A and B are Figures 1 and 2.
FIG. 5 is a partially enlarged sectional view showing the floating state of the magnetic tape with respect to the guide drum shown in FIGS. FIG. 6 is a partially enlarged sectional view showing the state of the magnetic tape floating on the circumferential surface of the guide drum. 2... Rotating drum, 2a... Tape sliding contact surface, 3
...Fixed drum, 3a...Magnetic tape guide section, 3
b... Tape sliding contact surface, 8, 11... Guide drum, 9, 9a, 9b, 12... Air inflow hole, 10,
13...Through hole, T...Magnetic tape.
Claims (1)
転自在に支持されて回転する回転ドラムを備え、
外周面で磁気テープを案内するガイドドラムであ
つて、前記回転ドラムのテープ摺接面の磁気ヘツ
ド取付部の上方にのみ、この回転ドラムの上部の
透孔と連通する空気流入孔を穿設したことを特徴
とするガイドドラム。 It has a rotating drum that is rotatably supported by a fixed drum and has a magnetic head at its lower end.
A guide drum that guides a magnetic tape on its outer peripheral surface, and has an air inflow hole that communicates with a through hole in the upper part of the rotating drum only above the magnetic head attachment part on the tape sliding surface of the rotating drum. A guide drum characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20200084U JPS61118132U (en) | 1984-12-28 | 1984-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20200084U JPS61118132U (en) | 1984-12-28 | 1984-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61118132U true JPS61118132U (en) | 1986-07-25 |
Family
ID=30764310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20200084U Pending JPS61118132U (en) | 1984-12-28 | 1984-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61118132U (en) |
-
1984
- 1984-12-28 JP JP20200084U patent/JPS61118132U/ja active Pending