JPH0252420U - - Google Patents
Info
- Publication number
- JPH0252420U JPH0252420U JP13212988U JP13212988U JPH0252420U JP H0252420 U JPH0252420 U JP H0252420U JP 13212988 U JP13212988 U JP 13212988U JP 13212988 U JP13212988 U JP 13212988U JP H0252420 U JPH0252420 U JP H0252420U
- Authority
- JP
- Japan
- Prior art keywords
- bobbin
- primary
- secondary bobbin
- notch
- wound
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Description
第1図は本考案の内燃機関用点火コイルの一実
施例を示す縦断面図、第2図は同、一次ボビンの
平面図、第3図は第2図の―線断面図、第4
図は一次ボビンの底面図、第5図は第1図に示し
た点火コイルの一実施例における二次ボビンの平
面図、第6図は第5図の―線断面図、第7図
は二次ボビンの底面図である。
1……点火コイル、11……閉磁路コア、11
a……周縁コア、11b……中心コア、11c,
11d……端面コア、13……一次コイル、14
……二次コイル、15……一次ボビン、15a,
15b……鍔部、15c,15e……切欠、15
d……延出部、16……二次ボビン、16a……
溝、16b……立壁、16c……切欠部、16d
……凹部。
Fig. 1 is a vertical sectional view showing an embodiment of the ignition coil for an internal combustion engine of the present invention, Fig. 2 is a plan view of the primary bobbin, Fig. 3 is a sectional view taken along the line - - of Fig. 2, and Fig. 4 is a plan view of the primary bobbin.
The figure is a bottom view of the primary bobbin, FIG. 5 is a plan view of the secondary bobbin in one embodiment of the ignition coil shown in FIG. It is a bottom view of the next bobbin. 1...Ignition coil, 11...Closed magnetic circuit core, 11
a...Peripheral core, 11b...Center core, 11c,
11d...End face core, 13...Primary coil, 14
...Secondary coil, 15...Primary bobbin, 15a,
15b...flange, 15c, 15e...notch, 15
d...Extending portion, 16...Secondary bobbin, 16a...
Groove, 16b... Standing wall, 16c... Notch, 16d
...Concavity.
Claims (1)
部間に一次コイルを巻回する一次ボビンと、側面
に複数の環状の溝を形成した筒体から成り、前記
複数の溝の各々に二次コイルを分割して巻回する
二次ボビンとを備え、該二次ボビンの中空部に前
記一次コイルを巻回した前記一次ボビンを収容し
合成樹脂によりモールドして成る内燃機関用点火
コイルにおいて、前記二次ボビンの一端の中空部
内縁回りに、前記複数の溝の底面とは所定厚さの
壁部を隔てて複数の切欠部を形成すると共に、前
記二次ボビンの他端の端面に前記中空部に開口す
る少くとも一つの凹部を形成し、前記一次ボビン
の一端側鍔部の前記二次ボビンの切欠部に対向す
る位置に少くとも一つの切欠を形成すると共に、
前記一次ボビンの他端側鍔部に少くとも一つの切
欠及び少くとも一つの延出部を形成し、前記二次
ボビンの中空部内に前記一次ボビンの一端側鍔部
を嵌合し、且つ前記二次ボビンの端面に形成した
凹部に前記一次ボビンの延出部を嵌合したことを
特徴とする内燃機関用点火コイル。 It consists of a cylindrical body having flanges on the side surfaces of both ends, a primary bobbin around which a primary coil is wound between the flanges, and a cylindrical body with a plurality of annular grooves formed on the side surfaces, and a second ring in each of the plurality of grooves. An ignition coil for an internal combustion engine, comprising a secondary bobbin on which a primary coil is wound in a divided manner, the primary bobbin on which the primary coil is wound is accommodated in a hollow part of the secondary bobbin, and the primary bobbin is molded with synthetic resin. , a plurality of notches are formed around the inner edge of the hollow portion at one end of the secondary bobbin, separated from the bottom surface of the plurality of grooves by a wall portion having a predetermined thickness, and a plurality of notches are formed at the end surface of the other end of the secondary bobbin. forming at least one recess opening in the hollow portion, and forming at least one notch in a flange on one end side of the primary bobbin at a position facing the notch of the secondary bobbin;
forming at least one notch and at least one extending portion in the other end side flange of the primary bobbin, and fitting the one end side flange of the primary bobbin into the hollow portion of the secondary bobbin; An ignition coil for an internal combustion engine, characterized in that an extending portion of the primary bobbin is fitted into a recess formed in an end face of the secondary bobbin.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13212988U JPH0252420U (en) | 1988-10-07 | 1988-10-07 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13212988U JPH0252420U (en) | 1988-10-07 | 1988-10-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0252420U true JPH0252420U (en) | 1990-04-16 |
Family
ID=31388812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13212988U Pending JPH0252420U (en) | 1988-10-07 | 1988-10-07 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0252420U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012094636A (en) * | 2010-10-26 | 2012-05-17 | Diamond Electric Mfg Co Ltd | Ignition device for internal combustion engine |
-
1988
- 1988-10-07 JP JP13212988U patent/JPH0252420U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012094636A (en) * | 2010-10-26 | 2012-05-17 | Diamond Electric Mfg Co Ltd | Ignition device for internal combustion engine |