JPH03112585U - - Google Patents

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Publication number
JPH03112585U
JPH03112585U JP2129790U JP2129790U JPH03112585U JP H03112585 U JPH03112585 U JP H03112585U JP 2129790 U JP2129790 U JP 2129790U JP 2129790 U JP2129790 U JP 2129790U JP H03112585 U JPH03112585 U JP H03112585U
Authority
JP
Japan
Prior art keywords
closed
display
case
drive mechanism
pump
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
Application number
JP2129790U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP2129790U priority Critical patent/JPH03112585U/ja
Publication of JPH03112585U publication Critical patent/JPH03112585U/ja
Pending legal-status Critical Current

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  • Compressor (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの考案の一実施例を示す縦断面図、
第２図は表示器を拡大して示した縦断面図、第３
図は第１図中に示すＡ−Ａ線矢視方向の縦断面図
、第４図は密閉ケース内の負圧により作動した表
示器を示す縦断面図である。 １……密閉型ポンプ、２……密閉ケース、３…
…吐出ポンプ（コンプレツサ）、１３……フイル
タ、２０……表示器、２３……ベローズ、２４…
…第１規制部材、２５……作動用スプリング、２
６……駆動機構、２７ａ，２９ａ……表示部。 FIG. 1 is a longitudinal sectional view showing an embodiment of this invention.
Figure 2 is an enlarged longitudinal cross-sectional view of the display;
The figure is a longitudinal sectional view taken along the line A--A shown in FIG. 1, and FIG. 4 is a longitudinal sectional view showing an indicator activated by the negative pressure inside the sealed case. 1... Sealed pump, 2... Sealed case, 3...
...Discharge pump (compressor), 13... Filter, 20... Display, 23... Bellows, 24...
...First regulating member, 25... Operating spring, 2
6... Drive mechanism, 27a, 29a... Display unit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 空気の取入れ口のみを有する密閉ケース内に、
吐出ポンプを収容し、前記吐出ポンプの作動によ
りフイルタを通して外気を密閉ケース内に導入す
る構造の密閉型ポンプにおいて、前記密閉ケース
に、所定の負圧力により作動する駆動機構と、こ
の駆動機構の作動により表示を換える表示部とを
備えた表示器を設け、少なくとも前記表示部を前
記密閉ケース外で目視可能としたことを特徴とす
る密閉型ポンプ。 Inside a sealed case with only air intake,
In a closed type pump having a structure in which a discharge pump is housed and outside air is introduced into a closed case through a filter by operation of the discharge pump, the closed case includes a drive mechanism that is operated by a predetermined negative pressure, and the operation of this drive mechanism. What is claimed is: 1. A closed-type pump, comprising: a display device having a display section that changes the display, and at least the display section is visible outside the sealed case.
JP2129790U 1990-03-02 1990-03-02 Pending JPH03112585U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2129790U JPH03112585U (en) 1990-03-02 1990-03-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2129790U JPH03112585U (en) 1990-03-02 1990-03-02

Publications (1)

Publication Number Publication Date
JPH03112585U true JPH03112585U (en) 1991-11-18

Family

ID=31524346

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2129790U Pending JPH03112585U (en) 1990-03-02 1990-03-02

Country Status (1)

Country Link
JP (1) JPH03112585U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010162479A (en) * 2009-01-15 2010-07-29 Tlv Co Ltd Gas-liquid separator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010162479A (en) * 2009-01-15 2010-07-29 Tlv Co Ltd Gas-liquid separator

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