JPH0443845U

JPH0443845U -

Info

Publication number: JPH0443845U
Application number: JP8669590U
Authority: JP
Priority date: 1990-08-18
Filing date: 1990-08-18
Publication date: 1992-04-14

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す断面図、第
２図は従来装置を示す平面図、第３図は第２図の
線−の部分断面図、第４図は第３図を下から
みた図、第５図は第３図における外側締付部材の
構造を示す図である。図において、１はマグネツトコイル、２はコネ
クター基板、３は内側ホルダー、５は外側ホルダ
ー、７はアライメントマグネツト、１５，１６は
可動爪、１５ａ，１６ａは可動爪のネジ、１７は
内側締付部材、１８は外側締付部材を示す。なお
、各図中同一符号は同一または相当部分を示す。 Fig. 1 is a sectional view showing an embodiment of this invention, Fig. 2 is a plan view showing a conventional device, Fig. 3 is a partial sectional view taken along the line - in Fig. 2, and Fig. 4 is a cross-sectional view taken from Fig. 3. The view from the top, FIG. 5, is a diagram showing the structure of the outer tightening member in FIG. 3. In the figure, 1 is a magnet coil, 2 is a connector board, 3 is an inner holder, 5 is an outer holder, 7 is an alignment magnet, 15 and 16 are movable claws, 15a and 16a are screws of the movable claws, and 17 is an inner tightener. Attachment member 18 indicates an outer tightening member. Note that the same reference numerals in each figure indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

an inner holder that supports the magnet coil and the connector board; an outer holder that combines with the inner holder to house the magnet coil and the connector board; an alignment magnet that is fitted and attached to the outer holder; a sloped movable pawl provided on each of the outer holders and having a screw carved on the outer periphery of the sloped portion; a threaded inner fastening member that engages with the inner holder via the movable pawl; A focus magnet mounting device comprising a screw type outer fastening member that fits into the outer holder.