JPS6156739U - - Google Patents
Info
- Publication number
- JPS6156739U JPS6156739U JP14195184U JP14195184U JPS6156739U JP S6156739 U JPS6156739 U JP S6156739U JP 14195184 U JP14195184 U JP 14195184U JP 14195184 U JP14195184 U JP 14195184U JP S6156739 U JPS6156739 U JP S6156739U
- Authority
- JP
- Japan
- Prior art keywords
- partition wall
- piston rod
- piston
- cylindrical lid
- hole
- 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
- 238000005192 partition Methods 0.000 claims 9
- 238000012856 packing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Description
第1図は開閉器に適用された例を示す外観図、
第2図は従来の構造を示す要部拡大図、第3図は
本考案の実施例を示す要部拡大図、第4図はその
表示板が押下げられた状態を示す図、第5図はそ
の表示板が離脱した状態を示す図である。
1:開閉器、2:ケース、11:短絡表示装置
、12:筒状基座、14:Oリング、15:ピス
トン、16:反発スプリング、17:筒状蓋体、
18:表示板、19:鎖、20:覆。
Figure 1 is an external view showing an example applied to a switch.
Fig. 2 is an enlarged view of the main parts showing the conventional structure, Fig. 3 is an enlarged view of the main parts showing the embodiment of the present invention, Fig. 4 is a view showing the display board in a depressed state, Fig. 5 is a diagram showing a state in which the display board is removed. 1: Switch, 2: Case, 11 : Short circuit indicator, 12: Cylindrical base, 14: O-ring, 15: Piston, 16: Repulsion spring, 17: Cylindrical lid,
18: Display board, 19: Chain, 20: Cover.
Claims (1)
筒状基座12、該基座12の内側中間部に設けら
れた隔壁12e、隔壁12eの中央部に設けられ
た通孔12f、前記基座12の隔壁より外方の中
空室12g内に滑動自在に設けられたピストンヘ
ツド15aと該ピストンロツド15aより下方に
延出されたピストンロツド15bとより成るピス
トン15、該ピストン15を隔壁に圧接するよう
付勢するスプリング16、前記ピストンヘツド1
5aと前記基座12に係合しその外方開口12i
を塞ぐ隔壁17cを有する筒状蓋体17、該筒状
蓋隔壁17cの中央部に設けられ前記ピストンロ
ツド15bの貫通および外方への突出を可能にす
る通孔17d、該筒状蓋内壁に設けた突起17e
に着脱可能に嵌合し、ピストンロツド15bと若
干の距離を距てゝ設置された表示板18を備えた
ことを特徴とする開閉器の放圧表示装置。 2 ピストンヘツド12aと隔壁12eとの間に
パツキンあるいはOリング14を介在させたこと
を特徴とする実用新案登録請求の範囲第1項記載
の開閉器の放圧表示装置。[Claims for Utility Model Registration] 1. A cylindrical base 12 installed through the switch case wall 2a, a partition wall 12e provided at the inner middle part of the base seat 12, and a partition wall 12e provided at the center of the partition wall 12e. A piston 15 comprising a through hole 12f, a piston head 15a slidably provided in a hollow chamber 12g outside the partition wall of the base seat 12, and a piston rod 15b extending downward from the piston rod 15a; a spring 16 which biases the piston head 15 into pressure contact with the partition wall;
5a and the outer opening 12i that engages with the base 12.
A cylindrical lid body 17 having a partition wall 17c that closes the cylindrical lid partition wall 17c, a through hole 17d provided in the center of the cylindrical lid partition wall 17c to allow the piston rod 15b to penetrate and protrude outward, and a through hole 17d provided in the inner wall of the cylindrical lid. protrusion 17e
A pressure relief display device for a switch, characterized by comprising a display plate 18 which is removably fitted into the piston rod 15b and installed at a certain distance from the piston rod 15b. 2. The pressure relief display device for a switch according to claim 1, characterized in that a packing or an O-ring 14 is interposed between the piston head 12a and the partition wall 12e.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984141951U JPH0711392Y2 (en) | 1984-09-18 | 1984-09-18 | Switch pressure relief display |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984141951U JPH0711392Y2 (en) | 1984-09-18 | 1984-09-18 | Switch pressure relief display |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6156739U true JPS6156739U (en) | 1986-04-16 |
JPH0711392Y2 JPH0711392Y2 (en) | 1995-03-15 |
Family
ID=30700283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1984141951U Expired - Lifetime JPH0711392Y2 (en) | 1984-09-18 | 1984-09-18 | Switch pressure relief display |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0711392Y2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0433217U (en) * | 1990-07-12 | 1992-03-18 | ||
WO2012169082A1 (en) * | 2011-06-07 | 2012-12-13 | 三菱電機株式会社 | Switchgear |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5586997A (en) * | 1978-12-22 | 1980-07-01 | Hitachi Ltd | Pressure relief device |
JPS57138065U (en) * | 1981-02-21 | 1982-08-28 | ||
JPS59113929U (en) * | 1983-01-20 | 1984-08-01 | 日本高圧電気株式会社 | Internal short circuit accident display device for cased pole-mounted switch |
-
1984
- 1984-09-18 JP JP1984141951U patent/JPH0711392Y2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5586997A (en) * | 1978-12-22 | 1980-07-01 | Hitachi Ltd | Pressure relief device |
JPS57138065U (en) * | 1981-02-21 | 1982-08-28 | ||
JPS59113929U (en) * | 1983-01-20 | 1984-08-01 | 日本高圧電気株式会社 | Internal short circuit accident display device for cased pole-mounted switch |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0433217U (en) * | 1990-07-12 | 1992-03-18 | ||
WO2012169082A1 (en) * | 2011-06-07 | 2012-12-13 | 三菱電機株式会社 | Switchgear |
Also Published As
Publication number | Publication date |
---|---|
JPH0711392Y2 (en) | 1995-03-15 |
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