JPS5840733U

JPS5840733U - retractable camera

Info

Publication number: JPS5840733U
Application number: JP13424881U
Authority: JP
Inventors: 若林　央; 保坂　秀康
Original assignee: 株式会社ニコン
Priority date: 1981-09-11
Filing date: 1981-09-11
Publication date: 1983-03-17
Also published as: JPH0331942Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は、本考案による沈胴式カメラの構造を示す斜視
図、第２図は、本考案による沈胴式カメラの外観図、第
３図は撮影レンズ鏡胴の沈胴状態を示す概略断面図、第
４図は撮影レンズ鏡胴の突出状態撮影レンズの焦点調節
準備を示す概略断面図、第５図は撮影レンズの焦点調節
状態を示す概略断面図、第６図は、撮影レンズ鏡胴及び
撮影レンズ群を駆動する回路とその駆動を制御する回路
を示す図である。〔主要部分の符号の説明〕、カメラ本体・・・・・・３
０、撮影レンズ・・・・・・Ｌｌ、Ｌ、１１レンズ鏡胴
・・・・・・８〜１３、外部操作手段・・・・・・Ｓ２
、沈胴駆動手段・・・・・”Ｃ２，Ｒ２，ＦＦ、　Ｑｓ
、　Ｑ？、、Ｍｌ。FIG. 1 is a perspective view showing the structure of a collapsible camera according to the present invention, FIG. 2 is an external view of the collapsible camera according to the present invention, and FIG. 3 is a schematic sectional view showing the collapsible state of the photographic lens barrel. Fig. 4 is a schematic sectional view showing the protruding state of the taking lens barrel and preparation for focus adjustment of the taking lens; Fig. 5 is a schematic sectional view showing the focusing state of the taking lens; and Fig. 6 is a schematic sectional view showing the taking lens barrel and the photographing lens. FIG. 2 is a diagram showing a circuit that drives a lens group and a circuit that controls the driving. [Explanation of symbols of main parts] Camera body...3
0, Photographing lens...Ll, L, 11 Lens barrel...8-13, External operation means...S2
, collapsible barrel drive means..."C2, R2, FF, Qs
, Q? ,,Ml.

Claims

[Claims for Utility Model Registration] A camera body, a photographic lens that is movable between a ready position for zooming or focus adjustment, and an operating position where the focus adjustment or zooming operation is performed; a lens barrel supported and movable between a retracted position retracted within the camera body and a protruding position protruding from the camera body; the lens barrel collapsing from the protruding position in response to external operation means; a collapsible drive means for moving the lens barrel to a position, and detects that the lens barrel is in the protruding position and the photographing lens is in the ready position, and in other cases, the collapsible drive means moves the lens barrel to the protruding position and the photographic lens is in the ready position, and otherwise A collapsible camera comprising a collapsible barrel control means for disabling driving of a lens barrel to a collapsible position by a collapsible barrel drive means.