JPS6188136U

JPS6188136U -

Info

Publication number: JPS6188136U
Application number: JP11014485U
Authority: JP
Priority date: 1985-07-18
Filing date: 1985-07-18
Publication date: 1986-06-09

Description

[Brief explanation of the drawing]

第１図は、この考案の一実施例である一眼レフ
レツクスカメラの各機構部乃至は装置の配置概略
図、第２図は第１図のカメラの光学系を示す図、
第３図は同カメラの主要部の横断面図、第４図は
同カメラの主要部の縦断面図、第５図、第６図は
夫々プリント基板ＦＰＣ１の表面と裏面の主要部
を拡大した拡大図で、第６図は表面側から裏面の
導電パターンを投影した図である。第７図、第８
図は夫々にプリント基板ＦＰＣ２，ＦＰＣ３の表
面の主要部を拡大した拡大図、第９図はプリント
基板ＦＰＣ１，ＦＰＣ２，ＦＰＣ３の電気接続部
の拡大断面図、第１０図はフイルム巻取室下部の
部品配置の下面図、第１１図は焦点検出装置の取
付位置調整機構を示す斜視図、第１２図はプリン
ト基板ＦＰＣ１，ＦＰＣ２，ＦＰＣ３の電気接続
の他の実施例を示す拡大断面図である。ＦＰＣ１，ＦＰＣ２，ＦＰＣ３…フレキシブル
プリント基板、４…フイルムパトローネ室、ＣＢ
…カメラボデー、２０…傾斜面、２０ａ…突起、
Ｐ″_１〜Ｐ″_１３…第１の導電パターン、Ｐ_１〜
Ｐ_１３…第２の導電パターン、Ｐ′_１〜Ｐ′_１３…第３の導電パターン、Ｐ_１〜Ｐ_１３…第４
の導電パターン、３０…弾性保持手段、ＴＨ_１〜
ＴＨ_６…スルーホール、５０，５１…粘着性導電
コネクタ。 FIG. 1 is a schematic diagram of the arrangement of each mechanism or device of a single-lens reflex camera that is an embodiment of this invention, and FIG. 2 is a diagram showing the optical system of the camera of FIG. 1.
Figure 3 is a cross-sectional view of the main parts of the camera, Figure 4 is a longitudinal cross-section of the main parts of the camera, and Figures 5 and 6 are enlarged views of the main parts on the front and back sides of the printed circuit board FPC1, respectively. FIG. 6 is an enlarged view showing the conductive pattern on the back side projected from the front side. Figures 7 and 8
The figures are enlarged views of the main parts of the surfaces of printed circuit boards FPC2 and FPC3, respectively. Figure 9 is an enlarged sectional view of the electrical connections of printed circuit boards FPC1, FPC2 and FPC3. Figure 10 is an enlarged view of the lower part of the film winding chamber. FIG. 11 is a bottom view of the component arrangement, FIG. 11 is a perspective view showing the mounting position adjustment mechanism of the focus detection device, and FIG. 12 is an enlarged sectional view showing another example of electrical connection of printed circuit boards FPC1, FPC2, and FPC3. FPC1, FPC2, FPC3...Flexible printed circuit board, 4...Film cartridge chamber, CB
...Camera body, 20...Slope, 20a...Protrusion,
P″ ₁ ~P″ ₁₃ ...first conductive pattern, P1 _~
P ₁₃ ... second conductive pattern, P' ₁ to P' ₁₃ ...Third conductive pattern, _P1 to _P13 ...Fourth
conductive pattern, 30... elastic holding means, TH ₁ ~
TH ₆ ...Through hole, 50, 51...Adhesive conductive connector.

Claims

[Claims for Utility Model Registration] 1. An inclined surface inclined in the lateral and front-back directions of the camera is formed at the front end corner of the wall of the camera body forming the film cartridge chamber, and a plurality of flexible printed circuit boards are formed. A camera characterized in that the cameras are stacked on the inclined surface and held together by presser members, and are electrically connected to each other. 2. The camera according to claim 1, wherein a projection is formed on the inclined surface, and a plurality of flexible printed circuit boards are stacked on top of each other and electrically connected to each other on the projection. 3. A first printed circuit board having a first conductive pattern as a plurality of flexible printed circuit boards;
A second printed circuit board having a second conductive pattern on one side to be connected to the first conductive pattern and a third conductive pattern on the other side at a position overlapping the second conductive pattern; a third printed circuit board having a fourth conductive pattern to be connected to the third conductive pattern;
The camera according to claim 1, further comprising elastic holding means for elastically pressing and holding the third printed circuit board against the inclined surface. 4. The camera according to claim 3, wherein the first to fourth conductive patterns are formed at the same pitch and the same phase. 5 A through hole is formed in the second printed circuit board to directly electrically connect a part of the second conductive pattern and a part of the third conductive pattern to each other, and
The camera according to claim 3, wherein the conductive pattern can be electrically connected via the second printed circuit board. 6 An insulating coverlay film is provided on the front and back surfaces of the second printed circuit board, respectively, to cover parts other than the electrical connection portions of the second and third conductive patterns, and the edges of the coverlay film are formed into a wave shape. 4. The camera according to claim 3, wherein the second printed circuit board is bent at an edge of the cover lay film. 7. The repeating pitch of the waveform at the edge of the cover lay film is the same as or larger than the repeating pitch of the second and third conductive patterns, and the repeating pitch of the waveform on the front and back surfaces of the second printed circuit board is The camera according to claim 6 of the utility model registration, characterized in that the phases are different. 8. The camera according to claim 1, wherein the conductive patterns of the overlapping flexible printed circuit boards are connected to each other using an adhesive conductive connector.