JPH0340613U

JPH0340613U -

Info

Publication number: JPH0340613U
Application number: JP10037889U
Authority: JP
Priority date: 1989-08-28
Filing date: 1989-08-28
Publication date: 1991-04-18

Description

[Brief explanation of drawings]

第１図は本考案によるＶＴＲヘツドにおけるロ
ータリーヘツド付近の概略斜視図、第２図は第１
図におけるロータリーヘツドの概略断面図、第３
図は本考案によるＶＴＲヘツドにおけるロータリ
ーヘツドの他の例を示す概略断面図、第４図は従
来の技術によるＶＴＲヘツドにおけるロータリー
ヘツド付近の概略斜視図である。１，３１……上ロータリードラム、２，３２…
…下ロータリードラム、３，２３，３３……ロー
タリーヘツド、４ａ，３４ａ……保持アーム、４
ｂ，２４ｂ……貫通孔、４ｃ，２４ｃ……テーパ
面、４，２４，３４……ヘツドベース、５，２５
，３５……コイル、６，２６，３６……導体基板
、７，３７……プリント基板、８，２８，３４ｂ
……細孔、９，２９，３９……絶縁部材、１０，
１２，３０，４０，４２……リード線、１１，４
１……孔、１３，４３……ねじ。 FIG. 1 is a schematic perspective view of the vicinity of the rotary head in a VTR head according to the present invention, and FIG.
Schematic sectional view of the rotary head in Figure 3.
This figure is a schematic sectional view showing another example of the rotary head in the VTR head according to the present invention, and FIG. 4 is a schematic perspective view of the vicinity of the rotary head in the VTR head according to the prior art. 1, 31... Upper rotary drum, 2, 32...
...Lower rotary drum, 3, 23, 33...Rotary head, 4a, 34a...Holding arm, 4
b, 24b... Through hole, 4c, 24c... Tapered surface, 4, 24, 34... Head base, 5, 25
, 35... Coil, 6, 26, 36... Conductor board, 7, 37... Printed board, 8, 28, 34b
...Pore, 9,29,39...Insulating member, 10,
12, 30, 40, 42... Lead wire, 11, 4
1...hole, 13, 43...screw.

Claims

[Scope of utility model registration request]

Upper and lower rotary drums around which the tape is wound,
A VTR head is provided between the upper and lower rotary drums and includes a head base and a rotary head having a coil provided at the tip of the head base for reading and writing information on the tape. providing a printed circuit board with a printed circuit board, and drilling a through hole in the head base that passes through the upper and lower surfaces of the head base and has a tapered surface with a lower surface having a larger diameter;
A pore is formed in the through hole through which a lead wire connecting the coil and the conductive substrate is inserted, and an insulating member having a shape matching the through hole is provided. VTR head.