JPS61170089U - - Google Patents
Info
- Publication number
- JPS61170089U JPS61170089U JP5431785U JP5431785U JPS61170089U JP S61170089 U JPS61170089 U JP S61170089U JP 5431785 U JP5431785 U JP 5431785U JP 5431785 U JP5431785 U JP 5431785U JP S61170089 U JPS61170089 U JP S61170089U
- Authority
- JP
- Japan
- Prior art keywords
- transmission wheel
- gear
- wheel
- winding
- bevel gear
- 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.)
- Pending
Links
- 238000004804 winding Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Gears, Cams (AREA)
Description
第１図は本考案によるところの腕時計の裏まわ
りの歯車構造の断面図、第２図は第１図の周辺構
造を示す断面図、第３図は従来技術によるところ
の腕時計の裏まわり歯車構造の断面図、第４図は
第３図における矢視Ａ―Ａ方向の断面とツヅミ車
及び小鉄車の歯形形状の説明図である。
５……巻真、６……ツヅミ車、６ａ……傘歯車
部、６ｂ……ツヅミ車回転中心線、７……小鉄車
、７ａ……傘歯車部、７ｂ……平歯車部、７ｃ…
…小鉄車回転中心線、９……地板、１０……交点
。
Figure 1 is a sectional view of the gear structure around the back of a wristwatch according to the present invention, Figure 2 is a sectional view showing the peripheral structure of Figure 1, and Figure 3 is the gear structure around the back of a wristwatch according to the prior art. FIG. 4 is an explanatory diagram of a cross section in the direction of arrows A--A in FIG. 3 and the tooth profile shapes of the ratchet wheel and the small iron wheel. 5... Winding stem, 6... Tsudzumi wheel, 6a... Bevel gear portion, 6b... Tsudzumi wheel rotation center line, 7... Small iron wheel, 7a... Bevel gear portion, 7b... Spur gear portion, 7c...
...Small train rotation center line, 9...Main plate, 10...Intersection.
Claims (1)
真の操作に連動するツヅミ車、該ツヅミ車と噛合
つて前記巻真の回転を輪列に伝達する伝達車等か
らなる腕時計の裏まわり歯車構造において、前記
ツヅミ車と伝達車の互いに噛合う歯部はそれぞれ
傘歯車形状をしており、さらに前記ツヅミ車と伝
達車の噛合い時に、各々の傘歯車のピツチ円錐頂
点が、各々の車の回転中心線の交点と同一点とな
るように構成したことを特徴とする腕時計の裏ま
わり歯車構造。 The back of a wristwatch consists of a winding stem that is rotatably and slidably attached to the main plate, a winding wheel that is linked to the operation of the winding stem, a transmission wheel that meshes with the winding wheel and transmits the rotation of the winding stem to the gear train, etc. In the gear structure, the tooth portions of the transmission wheel and the transmission wheel that mesh with each other are each shaped like a bevel gear, and when the transmission wheel and the transmission wheel mesh, the pitch cone apex of each bevel gear is shaped like a bevel gear. A back gear structure of a wristwatch, characterized in that the gear is configured to be at the same point as the intersection of the rotation center line of a car.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5431785U JPS61170089U (en) | 1985-04-12 | 1985-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5431785U JPS61170089U (en) | 1985-04-12 | 1985-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61170089U true JPS61170089U (en) | 1986-10-22 |
Family
ID=30575961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5431785U Pending JPS61170089U (en) | 1985-04-12 | 1985-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61170089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6444492U (en) * | 1987-09-11 | 1989-03-16 |
-
1985
- 1985-04-12 JP JP5431785U patent/JPS61170089U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6444492U (en) * | 1987-09-11 | 1989-03-16 |