JPH01177402U

JPH01177402U -

Info

Publication number: JPH01177402U
Application number: JP7261288U
Authority: JP
Priority date: 1988-05-31
Filing date: 1988-05-31
Publication date: 1989-12-19

Description

[Brief explanation of the drawing]

第１図は本案の一実施例の回転ドラム組立体を
分解した斜視図、第２図は第１図Ａ方向から見た
平面図、第３図は第２図Ｂ−Ｂ部断面図、第４図
は第１図Ｃ方向から見た平面図、第５図は第１図
の回転ドラムを一部破断した正面図、第６図は第
５図の底面図、第７図は上方のロータリトランス
のプリント板の平面図、第８図は上方のロータリ
トランスのロータの平面図である。第９図は従来
の分解斜視図、第１０図は第９図Ｄ方向から見た
平面図、第１１図は第１０図Ｅ−Ｅ部断面図、第
１２図は第９図Ｆ方向から見た平面図、第１３図
は第９図の回転ドラムの一部破断正面図、第１４
図は第１３図の底面図、第１５図は第９図の上方
のロータリトランスのプリント板、第１６図は同
ロータリトランスのロータの平面図である。２１……回転ドラム、２０……固定ドラム、４
１……磁気ヘツド、２５……ロータリトランス、
２２……ロータ、４６……ステータ、１２３……
プリント板、５３，１５４……ヘツドタンシ、３
２……他のロータリトランス、３５……ロータ、
３３……ステータ、６５……ターミナルトランス
。 FIG. 1 is an exploded perspective view of a rotating drum assembly according to an embodiment of the present invention, FIG. 2 is a plan view as seen from the direction A in FIG. Figure 4 is a plan view as seen from direction C in Figure 1, Figure 5 is a partially cutaway front view of the rotating drum in Figure 1, Figure 6 is a bottom view of Figure 5, and Figure 7 is a view of the upper rotary drum. FIG. 8 is a plan view of the printed board of the transformer, and FIG. 8 is a plan view of the rotor of the upper rotary transformer. Fig. 9 is an exploded perspective view of the conventional device, Fig. 10 is a plan view seen from direction D in Fig. 9, Fig. 11 is a sectional view taken along line E-E in Fig. 10, and Fig. 12 is a view taken from direction F in Fig. 9. FIG. 13 is a partially cutaway front view of the rotating drum in FIG. 9, and FIG.
13 is a bottom view of FIG. 13, FIG. 15 is a printed board of the rotary transformer shown above in FIG. 9, and FIG. 16 is a plan view of the rotor of the same rotary transformer. 21... Rotating drum, 20... Fixed drum, 4
1...Magnetic head, 25...Rotary transformer,
22... Rotor, 46... Stator, 123...
Printed board, 53,154...Headboard, 3
2...Other rotary transformer, 35...Rotor,
33...Stator, 65...Terminal transformer.

Claims

[Scope of utility model registration request]

a fixed drum; a rotating drum disposed adjacent to the fixed drum; at least two magnetic heads rotating together with the rotating drum on the side of the rotating drum on which the fixed drum is disposed; a rotor of a rotary transformer that is rotated together with the rotary drum on a surface of the rotary drum opposite to the surface where the head is disposed; and a rotary transformer that is arranged concentrically with the rotor of the rotary transformer and fixed together with the fixed drum. a stator, a printed board rotated together with the rotor of the rotary transformer, one end connected to a coil wound around the one magnetic head, the other end connected to the printed board, and a a head tank connected to a coil wound around the rotor of the rotary transformer; a rotor of another rotary transformer disposed between the fixed drum and the rotating drum and rotated together with the rotating drum; The rotary transformer is arranged concentrically opposite to the rotor of the rotary transformer, and is connected to a stator of another rotary transformer fixed together with the fixed drum, and one end is connected to a coil wound around the other magnetic head, A rotating body consisting of another head tank whose other end is connected to said printed board, and a terminal transformer whose one end is connected to said printed board and whose other end is connected to a coil wound around the rotor of said other rotary transformer. drum assembly.