JPH0328893U

JPH0328893U -

Info

Publication number: JPH0328893U
Application number: JP8860889U
Authority: JP
Priority date: 1989-07-28
Filing date: 1989-07-28
Publication date: 1991-03-22

Description

[Brief explanation of drawings]

第１図に本考案に係るスピーカ移動装置第１実
施例の全体構成を示す図、第２図ａはキヤリアの
概略断面図、第２図ｂは他のリニアモータ構成例
、第３図は応用例、第４図は本考案の第２実施例
で、スピーカボツクスを上下方向移動可能とした
ときの実施例を示す図、第５図はその要部説明図
である。１……天井、１′……壁、３……レール、３ａ
……一次側鉄心、４……キヤリア、４ａ……二次
側鉄心、５……スピーカボツクス、６……ローラ
、７ａ……一次コイル、７ｂ……二次コイル、９
……ガイド。 Fig. 1 is a diagram showing the overall configuration of the first embodiment of the speaker moving device according to the present invention, Fig. 2a is a schematic sectional view of the carrier, Fig. 2b is another linear motor configuration example, and Fig. 3 is an applied example. For example, FIG. 4 shows a second embodiment of the present invention in which the speaker box is movable in the vertical direction, and FIG. 5 is an explanatory view of the main parts thereof. 1...Ceiling, 1'...Wall, 3...Rail, 3a
...Primary iron core, 4...Carrier, 4a...Secondary iron core, 5...Speaker box, 6...Roller, 7a...Primary coil, 7b...Secondary coil, 9
……guide.

Claims

[Scope of utility model registration request]

A linear motor comprising a rail fixedly arranged on a ceiling or wall, and a carrier movable along the rail and having a speaker box, and configured to freely move the carrier between the carrier and the rail. A speaker moving device characterized by: