JPH0263423U - - Google Patents
Info
- Publication number
- JPH0263423U JPH0263423U JP14319188U JP14319188U JPH0263423U JP H0263423 U JPH0263423 U JP H0263423U JP 14319188 U JP14319188 U JP 14319188U JP 14319188 U JP14319188 U JP 14319188U JP H0263423 U JPH0263423 U JP H0263423U
- Authority
- JP
- Japan
- Prior art keywords
- cover
- front cover
- upper case
- periphery
- case
- 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
- 230000002093 peripheral effect Effects 0.000 claims 2
- 229920006351 engineering plastic Polymers 0.000 claims 1
- 239000012528 membrane Substances 0.000 claims 1
- 239000000470 constituent Substances 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
Landscapes
- Measuring Volume Flow (AREA)
Description
第１図はこの考案の第１実施例のガスメータの
構成部材を分離状態にして示した斜視図、第２図
はその組立状態時の斜視図、第３図は同じくその
中央縦断面図、第４図は上部ケースとケースカバ
ーの接合部構造を示す破砕斜視図、第５図は第４
図―線の断面図、第６図は前面カバーとケー
スカバーの接合部構造を示す破砕斜視図、第７図
は第６図―線の断面図、第８図はこの考案の
第２の実施例のケーシングをそのケースカバーを
分離状態にして示した斜視図、第９図はその上部
ケースとケースカバーの接合部構造を示す断面図
である。第１０図は従来のテスト用ガスメータの
概略縦断面図、第１１図は第１０図―腺
の概略断面図である。
１，４１……ケーシング、２，４２……上部ケ
ース、３，４３……前面カバー、４，４４……ケ
ースカバー、５……ガス入口、６……ガス出口、
７……ガス室、１１……内機、１８……カウンタ
室、２７……嵌合凸縁、２８……係合突起、３２
……係合孔、３４……ねじ止め部。
FIG. 1 is a perspective view showing the constituent members of a gas meter according to the first embodiment of this invention in a separated state, FIG. 2 is a perspective view of the assembled state, and FIG. Figure 4 is a fragmented perspective view showing the joint structure of the upper case and case cover, and Figure 5 is the
Figure 6 is a fragmented perspective view showing the joint structure of the front cover and case cover, Figure 7 is a sectional view taken along Figure 6, and Figure 8 is the second implementation of this invention. FIG. 9 is a perspective view showing the example casing with the case cover separated, and FIG. 9 is a sectional view showing the joint structure of the upper case and the case cover. FIG. 10 is a schematic longitudinal cross-sectional view of a conventional test gas meter, and FIG. 11 is a schematic cross-sectional view of the gland in FIG. 1,41...Casing, 2,42...Upper case, 3,43...Front cover, 4,44...Case cover, 5...Gas inlet, 6...Gas outlet,
7... Gas chamber, 11... Inner machine, 18... Counter chamber, 27... Fitting convex edge, 28... Engaging protrusion, 32
...Engagement hole, 34...Screw fixing part.
Claims (1)
として下面を開放した成形上部ケースの下面に、
のう膜で仕切られた複数の計量室を有する膜式計
量内機がその上面周縁を気密状態に接合して吊持
状態に固定され、上記上部ケース内のガス室と内
機本体内の計量室とで前記ガス入口からガス出口
に連通する閉鎖ガス流路が構成されると共に、前
記上部ケースの前面側にカウンタ室を有する前面
カバーが下部を突出させて垂下状態に設けられる
一方、内機本体を内包する前面と上面を開放した
ケースカバーが、その周縁部を前記上部ケース下
面周縁及び前面カバーの垂下部周縁に接合して内
機本体を包被する状態に取付けられてなることを
特徴とする乾式ガスメータ。 (2) 上部ケース、前面カバー及びケースカバー
がいずれもエンジニアリングプラスチツクス成形
品からなる請求項(1)記載の乾式ガスメータ。 (3) 上部ケースと前面カバーが別体成形品から
なり、上部ケースの前面側において前面カバーが
ねじ止めにより一体的に取付けられてなる請求項
(1)記載の乾式ガスメータ。 (4) 上部ケースと前面カバーが一体成形品から
なる請求項(2)記載の乾式ガスメータ。 (5) 上部ケースの上面後部に、横長スリツト状
のポケツト部が形成されてなる請求項(1)ないし(
4)のいずれか１に記載の乾式ガスメータ。 (6) ケースカバーは、その全周縁に設けられた
嵌合凸縁が上部ガバー及び前面カバーの対応周縁
に嵌合される一方、上部周縁に突設された１ない
し複数個の係合突起が上部カバーの対応係合孔に
挿入係合され、かつ下部周縁の少なくとも１個所
が、前面カバーの下端のねじ止め部にねじ止め固
定されて取付けられてなる請求項(1)ないし(4)の
いずれか１に記載の乾式ガスメータ。[Scope of Claim for Utility Model Registration] (1) On the lower surface of a molded upper case that is equipped with a gas inlet and an outlet, the interior is used as a gas chamber, and the lower surface is open.
A membrane-type internal metering unit, which has multiple measuring chambers separated by membranes, is fixed in a suspended state with its upper surface periphery joined in an airtight state, and the gas chamber in the upper case and the metering unit inside the internal unit body are connected to each other in a suspended state. A closed gas flow path communicating from the gas inlet to the gas outlet is formed by the chamber, and a front cover having a counter chamber on the front side of the upper case is provided in a hanging state with its lower part protruding. A case cover that encloses the main body and has an open front and top surface is attached with its peripheral edge joined to the lower surface periphery of the upper case and the hanging portion periphery of the front cover so as to cover the inner machine body. A dry gas meter. (2) The dry gas meter according to claim (1), wherein the upper case, the front cover, and the case cover are all made of engineering plastic molded products. (3) A claim in which the upper case and the front cover are made of separate molded products, and the front cover is integrally attached to the front side of the upper case with screws.
(1) Dry gas meter as described. (4) The dry gas meter according to claim (2), wherein the upper case and the front cover are integrally molded. (5) Claims (1) to (1) wherein a horizontally elongated slit-shaped pocket portion is formed at the rear of the upper surface of the upper case.
4) A dry gas meter according to any one of the above. (6) The case cover has a fitting convex edge provided on its entire periphery that is fitted to the corresponding periphery of the upper cover and the front cover, and one or more engaging protrusions protruding from the upper periphery. Claims (1) to (4), wherein the front cover is inserted into and engaged with the corresponding engagement hole of the upper cover, and at least one portion of the lower peripheral edge is screwed and fixed to the screw stopper at the lower end of the front cover. The dry gas meter according to any one of the above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14319188U JPH069322Y2 (en) | 1988-10-31 | 1988-10-31 | Dry gas meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14319188U JPH069322Y2 (en) | 1988-10-31 | 1988-10-31 | Dry gas meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0263423U true JPH0263423U (en) | 1990-05-11 |
| JPH069322Y2 JPH069322Y2 (en) | 1994-03-09 |
Family
ID=31409791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14319188U Expired - Lifetime JPH069322Y2 (en) | 1988-10-31 | 1988-10-31 | Dry gas meter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH069322Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016023936A (en) * | 2014-07-16 | 2016-02-08 | 愛知時計電機株式会社 | Membrane gas meter |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4851664B2 (en) * | 2001-08-08 | 2012-01-11 | 大阪瓦斯株式会社 | Membrane gas meter |
| JP4790339B2 (en) * | 2005-07-25 | 2011-10-12 | リコーエレメックス株式会社 | Flow measuring device |
-
1988
- 1988-10-31 JP JP14319188U patent/JPH069322Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016023936A (en) * | 2014-07-16 | 2016-02-08 | 愛知時計電機株式会社 | Membrane gas meter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH069322Y2 (en) | 1994-03-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0112150Y2 (en) | ||
| JPH0263423U (en) | ||
| JPS6325329Y2 (en) | ||
| JPH02107589U (en) | ||
| JP2606495B2 (en) | Ventilation fan | |
| JPS6347339Y2 (en) | ||
| JPS5822719Y2 (en) | Hot air supply device | |
| JPH0248567U (en) | ||
| JPS62199114U (en) | ||
| JPS62166048U (en) | ||
| JPS6316830Y2 (en) | ||
| JPS61195385U (en) | ||
| JPS6316828Y2 (en) | ||
| JPH0285884U (en) | ||
| JPH0267055U (en) | ||
| JPS61145868U (en) | ||
| JPH0373213U (en) | ||
| JPS63115960U (en) | ||
| JPS61145240U (en) | ||
| JPS6167890U (en) | ||
| JPH086946B2 (en) | Ventilation fan for duct | |
| JPS6341725U (en) | ||
| JPS61152184U (en) | ||
| KR840004257A (en) | Water meter | |
| JPH0176464U (en) |