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
Application number
JP14195184U
Other languages
Japanese (ja)
Other versions
JPH0711392Y2 (en
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 JP1984141951U priority Critical patent/JPH0711392Y2/en
Publication of JPS6156739U publication Critical patent/JPS6156739U/ja
Application granted granted Critical
Publication of JPH0711392Y2 publication Critical patent/JPH0711392Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)

Description

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

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)

【実用新案登録請求の範囲】 1 開閉器ケース壁2aを貫通して取付けられた
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.
JP1984141951U 1984-09-18 1984-09-18 Switch pressure relief display Expired - Lifetime JPH0711392Y2 (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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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