JPH0440568U - - Google Patents
Info
- Publication number
- JPH0440568U JPH0440568U JP8159290U JP8159290U JPH0440568U JP H0440568 U JPH0440568 U JP H0440568U JP 8159290 U JP8159290 U JP 8159290U JP 8159290 U JP8159290 U JP 8159290U JP H0440568 U JPH0440568 U JP H0440568U
- Authority
- JP
- Japan
- Prior art keywords
- portions
- land
- electronic component
- connecting terminal
- wiring board
- 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
- 229910000679 solder Inorganic materials 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Description
第1図は本考案に係るプリント配線基板を示す
斜視図であり、第2図は上記プリント配線基板に
形成されたランド部を示す平面図であり、第3図
は電子部品を実装した状態の断面図である。第4
図は本考案の他の実施例を示す平面図である。第
5図は従来のプリント配線基板を示す斜視図であ
り、第6図は上記プリント配線基板のランド部を
示す断面図であり、第7図は電子部品を実装した
状態の断面図であり、第8図はランド部間にブリ
ツジが発生した状態を示す平面図である。
1……電子部品、2,3……接続端子部、11
……プリント配線基板、14,15……ランド部
、16……半田。
FIG. 1 is a perspective view showing a printed wiring board according to the present invention, FIG. 2 is a plan view showing a land portion formed on the printed wiring board, and FIG. 3 is a diagram showing a state in which electronic components are mounted. FIG. Fourth
The figure is a plan view showing another embodiment of the present invention. FIG. 5 is a perspective view showing a conventional printed wiring board, FIG. 6 is a cross-sectional view showing a land portion of the printed wiring board, and FIG. 7 is a cross-sectional view of a state in which electronic components are mounted. FIG. 8 is a plan view showing a state in which bridges have occurred between land portions. 1...Electronic component, 2, 3... Connection terminal section, 11
...Printed wiring board, 14, 15...land portion, 16...solder.
Claims (1)
ともに半田により電気的に接続される複数のラン
ド部を有し、 上記複数のランド部は、一の電子部品の接続端
子部が接続されるランド部と他の電子部品の接続
端子部が接続されるランド部の少なくとも相対向
する辺を直線部分のない楕円曲線としてなる プリント配線基板。[Claims for Utility Model Registration] It has a plurality of land portions on which connection terminal portions of a plurality of electronic components are placed and electrically connected by solder, and the plurality of land portions are connected to one electronic component. A printed wiring board in which at least opposing sides of a land portion to which the connecting terminal portion of the electronic component is connected and a land portion to which the connecting terminal portion of another electronic component is connected are formed as elliptic curves with no straight line portions.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8159290U JPH0440568U (en) | 1990-07-31 | 1990-07-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8159290U JPH0440568U (en) | 1990-07-31 | 1990-07-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0440568U true JPH0440568U (en) | 1992-04-07 |
Family
ID=31627669
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8159290U Pending JPH0440568U (en) | 1990-07-31 | 1990-07-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0440568U (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6028294A (en) * | 1983-07-26 | 1985-02-13 | 三菱電機株式会社 | Printed circuit board |
JPS60149190A (en) * | 1984-01-14 | 1985-08-06 | 石井 銀弥 | Chip part for soldering printed circuit board |
JPS61121490A (en) * | 1984-11-19 | 1986-06-09 | 松下電器産業株式会社 | Electronic component mounting apparatus |
JPS6230381B2 (en) * | 1978-10-02 | 1987-07-02 | Yokokawa Denki Kk | |
JPH03239393A (en) * | 1990-02-17 | 1991-10-24 | Tamura Seisakusho Co Ltd | Solder land for chip component |
-
1990
- 1990-07-31 JP JP8159290U patent/JPH0440568U/ja active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6230381B2 (en) * | 1978-10-02 | 1987-07-02 | Yokokawa Denki Kk | |
JPS6028294A (en) * | 1983-07-26 | 1985-02-13 | 三菱電機株式会社 | Printed circuit board |
JPS60149190A (en) * | 1984-01-14 | 1985-08-06 | 石井 銀弥 | Chip part for soldering printed circuit board |
JPS61121490A (en) * | 1984-11-19 | 1986-06-09 | 松下電器産業株式会社 | Electronic component mounting apparatus |
JPH03239393A (en) * | 1990-02-17 | 1991-10-24 | Tamura Seisakusho Co Ltd | Solder land for chip component |