JPH01134785U - - Google Patents
Info
- Publication number
- JPH01134785U JPH01134785U JP3038288U JP3038288U JPH01134785U JP H01134785 U JPH01134785 U JP H01134785U JP 3038288 U JP3038288 U JP 3038288U JP 3038288 U JP3038288 U JP 3038288U JP H01134785 U JPH01134785 U JP H01134785U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric vibrator
- pump case
- pump
- fixing
- disposed inside
- 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
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000012530 fluid Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Reciprocating Pumps (AREA)
Description
第１図及び第２図は本考案の一実施例を示し、
第１図は全体の縦断面図、第２図は内圧変化を従
来との比較で示す図である。そして第３図は従来
例を示す第１図相当図である。
図中、１１はポンプケース、１４は圧電振動子
、１５ａ及び１５ｂはシート、１５ｃは突出部分
、１６はポンプ室である。
1 and 2 show an embodiment of the present invention,
FIG. 1 is a longitudinal sectional view of the entire device, and FIG. 2 is a diagram showing changes in internal pressure in comparison with the conventional system. FIG. 3 is a diagram corresponding to FIG. 1 showing a conventional example. In the figure, 11 is a pump case, 14 is a piezoelectric vibrator, 15a and 15b are seats, 15c is a protruding portion, and 16 is a pump chamber.
Claims (1)
ンプ室を構成し、前記圧電振動子を振動させるこ
とにより流体を吸入・圧縮して吐出するようにし
たものにおいて、前記圧電振動子にその周縁部か
ら外方へ突出する高分子系材料から成るシートを
固着し、このシートの突出部分を前記ポンプケー
スの内周面に固定して圧電振動子をポンプケース
の内部に配設したことを特徴とする圧電式ポンプ
。 A piezoelectric vibrator is disposed inside a pump case to constitute a pump chamber, and the piezoelectric vibrator is vibrated to suck in, compress, and discharge fluid, and the piezoelectric vibrator has a peripheral edge thereof. A piezoelectric vibrator is disposed inside the pump case by fixing a sheet made of a polymeric material that protrudes outward from the pump case, and fixing the protruding portion of the sheet to the inner peripheral surface of the pump case. Piezoelectric pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3038288U JPH01134785U (en) | 1988-03-09 | 1988-03-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3038288U JPH01134785U (en) | 1988-03-09 | 1988-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01134785U true JPH01134785U (en) | 1989-09-14 |
Family
ID=31255402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3038288U Pending JPH01134785U (en) | 1988-03-09 | 1988-03-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01134785U (en) |
-
1988
- 1988-03-09 JP JP3038288U patent/JPH01134785U/ja active Pending
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