JPH0412718U - - Google Patents
Info
- Publication number
- JPH0412718U JPH0412718U JP5248090U JP5248090U JPH0412718U JP H0412718 U JPH0412718 U JP H0412718U JP 5248090 U JP5248090 U JP 5248090U JP 5248090 U JP5248090 U JP 5248090U JP H0412718 U JPH0412718 U JP H0412718U
- Authority
- JP
- Japan
- Prior art keywords
- oscillation
- circuit
- switch
- coil
- state
- 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.)
- Granted
Links
- 230000010355 oscillation Effects 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 3
- 230000007257 malfunction Effects 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 229910000859 α-Fe Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Pinball Game Machines (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Burglar Alarm Systems (AREA)
- Electronic Switches (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990052480U JP2519701Y2 (ja) | 1990-05-18 | 1990-05-18 | パチンコ玉検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990052480U JP2519701Y2 (ja) | 1990-05-18 | 1990-05-18 | パチンコ玉検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0412718U true JPH0412718U (en]) | 1992-01-31 |
| JP2519701Y2 JP2519701Y2 (ja) | 1996-12-11 |
Family
ID=31572819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990052480U Expired - Lifetime JP2519701Y2 (ja) | 1990-05-18 | 1990-05-18 | パチンコ玉検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2519701Y2 (en]) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02268785A (ja) * | 1989-04-08 | 1990-11-02 | Sanyo Bussan Kk | パチンコ機 |
-
1990
- 1990-05-18 JP JP1990052480U patent/JP2519701Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02268785A (ja) * | 1989-04-08 | 1990-11-02 | Sanyo Bussan Kk | パチンコ機 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2519701Y2 (ja) | 1996-12-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |