JPH042944U - - Google Patents
Info
- Publication number
- JPH042944U JPH042944U JP4307490U JP4307490U JPH042944U JP H042944 U JPH042944 U JP H042944U JP 4307490 U JP4307490 U JP 4307490U JP 4307490 U JP4307490 U JP 4307490U JP H042944 U JPH042944 U JP H042944U
- Authority
- JP
- Japan
- Prior art keywords
- winding
- coil
- core
- winding part
- shaped
- 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 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 239000000956 alloy Substances 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 210000005069 ears Anatomy 0.000 claims 1
- 238000001746 injection moulding Methods 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Electromechanical Clocks (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Description
第１図は本考案によるコイル巻芯を巻枠を除い
て示す図で、ａは斜視図、ｂはＡ−Ａ線断面図、
第２図は本発明によるコイル巻芯を巻枠も含めて
示す図で、ａは斜視図、ｂはＢ−Ｂ要部断面図、
ｃ，ｄは切り欠き部に断線対策を施していない場
合のＢ−Ｂ要部断面図、第３図は従来のコイル巻
芯及びコイル巻枠を示し、ａは斜視図、ｂはＣ−
Ｃ線断面図、第４図は従来の駆動コイルを示した
ものである。
１……コイル巻芯、２，７……コイル巻枠、５
……耳部、６……巻回部、８……切り欠き部、９
……段差。
FIG. 1 is a diagram showing the coil winding core according to the present invention with the winding frame removed, in which a is a perspective view, b is a sectional view taken along the line A-A,
FIG. 2 is a diagram showing the coil winding core according to the present invention including the winding frame, in which a is a perspective view, b is a sectional view of the main part B-B,
c and d are sectional views of main parts of B-B when no measures are taken to prevent wire breakage in the notch, FIG. 3 shows a conventional coil winding core and coil winding frame, a is a perspective view, and b is a C-
A sectional view taken along line C in FIG. 4 shows a conventional drive coil. 1... Coil winding core, 2, 7... Coil winding frame, 5
... Ear part, 6 ... Winding part, 8 ... Notch part, 9
……Step.
Claims (1)
端に設けられた平板状の耳部とを有するコイル巻
芯において、巻回部の断面が略長円形であり、巻
回部と耳部との境界に配置されてコイルの巻回範
囲を規定する巻枠および耳部を含めて、鉄系合金
の粉末射出成形法により一体に形成されているこ
とを特徴とする時計用コイル巻芯。 In a coil winding core that has a rod-shaped winding part around which a coil is wound and flat tab-shaped ears provided at both ends of the winding part, the winding part has a substantially oval cross section, and the winding part and A coil winding for a watch, characterized in that the winding frame, which is arranged at the boundary with the ear part and defines the winding range of the coil, and the ear part are integrally formed by powder injection molding of an iron-based alloy. core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4307490U JPH042944U (en) | 1990-04-24 | 1990-04-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4307490U JPH042944U (en) | 1990-04-24 | 1990-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH042944U true JPH042944U (en) | 1992-01-10 |
Family
ID=31555178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4307490U Pending JPH042944U (en) | 1990-04-24 | 1990-04-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH042944U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5726814B2 (en) * | 1976-10-28 | 1982-06-07 |
-
1990
- 1990-04-24 JP JP4307490U patent/JPH042944U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5726814B2 (en) * | 1976-10-28 | 1982-06-07 |