JPS5879710U

JPS5879710U - Zoom mechanism of two-axis binoculars

Info

Publication number: JPS5879710U
Application number: JP17443381U
Authority: JP
Inventors: 美勢　実
Original assignee: 有限会社富士技研
Priority date: 1981-11-24
Filing date: 1981-11-24
Publication date: 1983-05-30

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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の一部切欠平面図、第２図は回転カムの
平面図、第３図は摺動カムの平面図、第４図は内筒の平
面図である。１・・・連結板、５，１２・・・羽根、９・・・転輪、
１０・・・回転軸、１６・・・鏡筒、３１・・・回転カ
ム、３７・・・摺動カム、４２・・・内筒、４５・・・
開玉枠、４６・・・エレクタ−枠。FIG. 1 is a partially cutaway plan view of the present invention, FIG. 2 is a plan view of a rotating cam, FIG. 3 is a plan view of a sliding cam, and FIG. 4 is a plan view of an inner cylinder. 1... Connecting plate, 5, 12... Blade, 9... Rolling wheel,
DESCRIPTION OF SYMBOLS 10... Rotating shaft, 16... Lens barrel, 31... Rotating cam, 37... Sliding cam, 42... Inner cylinder, 45...
Opening frame, 46... Erecta frame.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

連結板１の前後に羽根５，１２を配し、この連結板１の
両側部に回動自在に鏡筒１６，１６を枢支した二軸双眼
鏡に於いて、連結板１に設けた転輪９の回転軸１０を介
して前記羽根５を連結板１に接離可能に構成し、さらに
この羽根５の動きに対して羽根５のピン３３が鏡筒１６
内に内設した回転カム３１に連動し、この回転カム３１
の回転運動を回転カム３１の内側に設けた摺動カム３７
を介して内側の内筒４２に伝わり、内筒４２を前後方向
の摺動運動に変え、この内筒４２内に設けた開玉枠４５
とエレクタ−枠４６とを接離可能に構成してなる二軸双
眼鏡のズーム機構。In a biaxial binocular in which blades 5 and 12 are arranged at the front and rear of the connecting plate 1 and lens barrels 16 and 16 are rotatably supported on both sides of the connecting plate 1, the rollers provided on the connecting plate 1 are used. The blade 5 is configured to be able to approach and separate from the connecting plate 1 via the rotating shaft 10 of the blade 9, and furthermore, the pin 33 of the blade 5 is connected to the lens barrel 16 in response to the movement of the blade 5.
The rotating cam 31 is interlocked with the rotating cam 31 installed inside the
A sliding cam 37 provided inside the rotating cam 31 allows rotational movement of
The ball opening frame 45 provided inside the inner cylinder 42 changes the movement of the inner cylinder 42 into a sliding movement in the front and back direction.
A zoom mechanism for two-axis binoculars in which the erector frame 46 and the erector frame 46 are configured to be movable toward and away from each other.