JP4420444B2 - 時計 - Google Patents
時計 Download PDFInfo
- Publication number
- JP4420444B2 JP4420444B2 JP2004159932A JP2004159932A JP4420444B2 JP 4420444 B2 JP4420444 B2 JP 4420444B2 JP 2004159932 A JP2004159932 A JP 2004159932A JP 2004159932 A JP2004159932 A JP 2004159932A JP 4420444 B2 JP4420444 B2 JP 4420444B2
- Authority
- JP
- Japan
- Prior art keywords
- scale
- hand
- degrees
- backlash
- pointer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Electromechanical Clocks (AREA)
Description
21 時針
22 分針
23 秒針
30 文字板
31 目盛
32 孔部
40 駆動機構
41 時針パイプ
42 分針パイプ
43 秒針パイプ
50 時計ケース
51 枠体
52 透明板
Claims (2)
- 指針が配置された文字板と、前記指針を回転させる駆動機構とを備えた時計において、
前記文字板に設ける目盛を部分的にずらすことにより、前記駆動機構のバックラッシュに起因する前記指針と前記目盛との位置ずれを小さくしたものであり、
前記バックラッシュに起因して前記指針が回転する角度をX度とするとき、前記バックラッシュに起因して前記指針と前記目盛との位置ずれが発生する部位周辺の目盛を前記指針の回転方向に(X/2)度ずらしたことを特徴とする時計。 - 前記目盛の基本間隔が6度であるとともに、Xが2度以下であることを特徴とする請求項1記載の時計。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004159932A JP4420444B2 (ja) | 2004-05-28 | 2004-05-28 | 時計 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004159932A JP4420444B2 (ja) | 2004-05-28 | 2004-05-28 | 時計 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005337999A JP2005337999A (ja) | 2005-12-08 |
JP4420444B2 true JP4420444B2 (ja) | 2010-02-24 |
Family
ID=35491732
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004159932A Expired - Fee Related JP4420444B2 (ja) | 2004-05-28 | 2004-05-28 | 時計 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4420444B2 (ja) |
-
2004
- 2004-05-28 JP JP2004159932A patent/JP4420444B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2005337999A (ja) | 2005-12-08 |
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