JPS61139412U - - Google Patents

Description

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

第１図は一般のコンパス目盛を付した高度目盛
盤の概略正面図、第２図は同じくこの種焦点板の
目盛状態図、第３図は従来の読取り装置で観測さ
れる目盛状態図、第４図は本考案に用いる高度目
盛盤における目盛と帯の配置図、第５図は本考案
の要部を例示する光学系統図、第６図および第７
図はこれにより観測される目盛状態図である。 １……高度目盛盤、２……焦点板、１１，１２
，１３，１４……第１、第２、第３、第４目盛、
２１……焦点板窓、２２……焦点板（両方向読み
）目盛、５１，５２，５３，５４……第１、第２
、第３、第４の帯。 Figure 1 is a schematic front view of an altitude dial with a general compass scale, Figure 2 is a diagram of the scale status of this type of focus plate, and Figure 3 is a diagram of the scale status observed with a conventional reading device. Figure 4 is a diagram of the arrangement of scales and bands on the altitude dial used in the present invention, Figure 5 is an optical system diagram illustrating the main parts of the present invention, and Figures 6 and 7 are
The figure is a diagram of the scale state observed by this. 1... Altitude scale plate, 2... Focus plate, 11, 12
, 13, 14...first, second, third, fourth scale,
21... Focus plate window, 22... Focus plate (bidirectional reading) scale, 51, 52, 53, 54... 1st, 2nd
, third and fourth bands.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 第１目盛乃至第４目盛からなる４つの目盛から
なり、第１目盛１１と、第３目盛１３とが相対し
、第２目盛１２と第４目盛１４とが相対するよう
に各目盛を配設してなるコンパス目盛方式の高度
目盛板と、右および左両方向読み目盛２２を刻設
した焦点板２とを備えた経緯儀の高度目盛読取り
装置において、いずれかの相対する一対の目盛の
角度数字を外側に、他の相対する一対の目盛の角
度数字を内側に配設し、かつ前者の目盛の内側に
それぞれ帯５１，５３を、後者の目盛の外側にそ
れぞれ帯５２，５４を刻設すると共に、焦点板２
の上記両目盛は互に上下に配設することによつて
焦点板窓２１には高度目盛盤１の高度目盛と焦点
板目盛の右または左方向の何れか一方のみとが現
れるように構成したことを特徴とする経緯儀の高
度目盛読取り装置。 Consisting of four scales consisting of the first scale to the fourth scale, each scale is arranged so that the first scale 11 and the third scale 13 face each other, and the second scale 12 and the fourth scale 14 face each other. In the altitude scale reading device for a theodolite, which is equipped with a compass scale-type altitude scale plate and a focus plate 2 on which are engraved reading scales 22 for reading in both right and left directions, the angular numerals on either pair of opposing scales are used. on the outside, and the angle numbers of the other pair of opposing scales on the inside, and bands 51 and 53 are carved on the inside of the former scale, and bands 52 and 54 are carved on the outside of the latter scale, respectively. In addition, focusing plate 2
By arranging both scales above and below each other, only the altitude scale of the altitude scale plate 1 and either the right or left direction of the focus plate scale appear in the focus plate window 21. An altitude scale reading device for a theodolite, which is characterized by: