JPH0255295U - - Google Patents
Info
- Publication number
- JPH0255295U JPH0255295U JP13427588U JP13427588U JPH0255295U JP H0255295 U JPH0255295 U JP H0255295U JP 13427588 U JP13427588 U JP 13427588U JP 13427588 U JP13427588 U JP 13427588U JP H0255295 U JPH0255295 U JP H0255295U
- Authority
- JP
- Japan
- Prior art keywords
- case
- lid
- drop
- view
- screw mechanism
- 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
- 230000002265 prevention Effects 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 7
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第１図は本考案の一実施例を示す圧電ブザーの
断面図、第２図は本考案の第１実施例におけるケ
ースの概略拡大断面図、第３図は同上の裏体の概
略側面図、第４図は同上のケース側の脱落防止部
の形状を説明するための図、第５図は同上の蓋体
側の脱落防止部の形状を説明するための図、第６
図は本考案の第２実施例におけるケースの概略拡
大断面図、第７図は同上の裏体の概略側面図、第
８図は同上のケース側の脱落防止部の形状を説明
するための図、第９図は同上の蓋体側の脱落防止
部の形状を説明するための図、第１０図は本考案
の第３実施例におけるケースの概略拡大断面図、
第１１図は同上の裏体の概略側面図、第１２図は
同上のケース側の脱落防止部の形状を説明するた
めの図、第１３図は同上の蓋体側の脱落防止部の
形状を説明するための図、第１４図ａ，ｂはそれ
ぞれ本考案の脱落防止部の変形例を示す図、第１
５図は先に提案された圧電ブザーの断面図である
。
１…雌ネジ部（螺合機構部）、１Ａ…雌ネジ部
大径端部（脱落防止部）、１Ｂ…雌ネジ部挿入孔
、２…雄ネジ部（螺合機構部）、２Ａ…雄ネジ部
大径端部（脱落防止部）、１１…ケース、１２…
蓋体、１３，１４…端子、１５…圧電振動板、１
６…放音孔。
FIG. 1 is a sectional view of a piezoelectric buzzer showing an embodiment of the present invention, FIG. 2 is a schematic enlarged sectional view of a case in the first embodiment of the present invention, and FIG. 3 is a schematic side view of the back of the same. Fig. 4 is a diagram for explaining the shape of the drop-off prevention part on the case side same as above, Fig. 5 is a diagram for explaining the shape of the drop-off prevention part on the lid body side same as above, and Fig. 6
The figure is a schematic enlarged cross-sectional view of the case in the second embodiment of the present invention, FIG. 7 is a schematic side view of the back body of the above, and FIG. 8 is a diagram for explaining the shape of the drop-off prevention part on the case side of the above. , FIG. 9 is a diagram for explaining the shape of the drop-off prevention part on the lid body side, and FIG. 10 is a schematic enlarged sectional view of the case in the third embodiment of the present invention.
Fig. 11 is a schematic side view of the back body of the above, Fig. 12 is a diagram for explaining the shape of the fall prevention part on the case side of the above, and Fig. 13 is a diagram for explaining the shape of the fall prevention part of the lid body side of the above. Figures 14a and 14b are diagrams showing a modification of the falling-off prevention part of the present invention, respectively.
FIG. 5 is a cross-sectional view of the piezoelectric buzzer proposed previously. 1... Female threaded part (screwing mechanism), 1A... Large diameter end of female threaded part (falling prevention part), 1B... Female threaded part insertion hole, 2... Male threaded part (screwing mechanism), 2A... Male Large diameter end of threaded part (drop-off prevention part), 11...Case, 12...
Lid body, 13, 14...terminal, 15...piezoelectric diaphragm, 1
6...Sound emitting hole.
Claims (1)
合する端子を備えた蓋体と、前記ケース及び蓋体
に亘つて形成され、ケース内に収容した圧電振動
板と前記端子とを接触状態で支持する螺合機構部
を備えたことを特徴とする圧電ブザー。 (2) 前記螺合機構部は、前記ケースと蓋体との
脱落を防止する脱落防止部とを有することを特徴
とする請求項１記載の圧電ブザー。[Claims for Utility Model Registration] (1) A case having a sound emitting hole, a lid having a terminal screwed into the case, and a piezoelectric device formed over the case and the lid and housed within the case. A piezoelectric buzzer comprising a screw mechanism that supports a diaphragm and the terminal in contact with each other. (2) The piezoelectric buzzer according to claim 1, wherein the screw mechanism section includes a drop-off prevention section that prevents the case and the lid from falling off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13427588U JPH0255295U (en) | 1988-10-13 | 1988-10-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13427588U JPH0255295U (en) | 1988-10-13 | 1988-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0255295U true JPH0255295U (en) | 1990-04-20 |
Family
ID=31392886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13427588U Pending JPH0255295U (en) | 1988-10-13 | 1988-10-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0255295U (en) |
-
1988
- 1988-10-13 JP JP13427588U patent/JPH0255295U/ja active Pending