JPH0332831U - - Google Patents
Info
- Publication number
- JPH0332831U JPH0332831U JP9270289U JP9270289U JPH0332831U JP H0332831 U JPH0332831 U JP H0332831U JP 9270289 U JP9270289 U JP 9270289U JP 9270289 U JP9270289 U JP 9270289U JP H0332831 U JPH0332831 U JP H0332831U
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- slit
- piezoelectric
- piezoelectric filter
- piezoelectric substrate
- 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
- 239000000758 substrate Substances 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989092702U JP2563653Y2 (ja) | 1989-08-07 | 1989-08-07 | 圧電フィルタ |
| DE3936695A DE3936695A1 (de) | 1989-06-14 | 1989-11-03 | Piezoelektrischer resonator |
| US07/431,539 US5159301A (en) | 1989-06-14 | 1989-11-03 | Piezoelectric resonator device of the tuning fork type |
| FR8914512A FR2648642B1 (fr) | 1989-06-14 | 1989-11-06 | Dispositif resonateur piezo-electrique |
| US07/919,100 US5373267A (en) | 1989-06-14 | 1992-07-23 | Piezoelectric resonator device of tuning fork type |
| US08/061,248 US5373269A (en) | 1989-06-14 | 1993-05-12 | Piezoelectric resonator device of tuning fork type including a spacer member |
| US08/476,051 US5644273A (en) | 1989-06-14 | 1995-06-07 | Piezoelectric resonator device of tuning fork type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989092702U JP2563653Y2 (ja) | 1989-08-07 | 1989-08-07 | 圧電フィルタ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0332831U true JPH0332831U (US06262066-20010717-C00315.png) | 1991-03-29 |
| JP2563653Y2 JP2563653Y2 (ja) | 1998-02-25 |
Family
ID=31642114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989092702U Expired - Lifetime JP2563653Y2 (ja) | 1989-06-14 | 1989-08-07 | 圧電フィルタ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2563653Y2 (US06262066-20010717-C00315.png) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5561123A (en) * | 1978-10-31 | 1980-05-08 | Seiko Instr & Electronics Ltd | Lithium tantalate vibrator |
| JPS56119330U (US06262066-20010717-C00315.png) * | 1980-02-14 | 1981-09-11 | ||
| JPS61187115U (US06262066-20010717-C00315.png) * | 1985-05-13 | 1986-11-21 |
-
1989
- 1989-08-07 JP JP1989092702U patent/JP2563653Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5561123A (en) * | 1978-10-31 | 1980-05-08 | Seiko Instr & Electronics Ltd | Lithium tantalate vibrator |
| JPS56119330U (US06262066-20010717-C00315.png) * | 1980-02-14 | 1981-09-11 | ||
| JPS61187115U (US06262066-20010717-C00315.png) * | 1985-05-13 | 1986-11-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2563653Y2 (ja) | 1998-02-25 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |