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Matches 651 - 700 out of 5,279

Document Document Title
JP2014044860A
To provide an insulation barrier fitting structure of a switching device for which workability is improved and component commonization is improved by making it possible to mount an insulation barrier by only a simple push operation witho...  
JP2014041715A
To prevent a wrong operation by securely fixing an operation lever of a disconnecting switch at an "OFF" position between an "ON" position and a "ground" position and making secure a shift operation from the "ON" position to the "ground"...  
JP5434406B2  
JP5408551B2  
JP5399179B2  
JP5389500B2  
JP5367594B2
A switch operating device has: an electric motor (5) capable of being rotated in both positive and negative directions; a drive shaft (6) rotated by the electric motor (5); a drive-side intermittent gear (8) rotated by the drive shaft (6...  
JP2013239309A
To provide a connection insulating cover and a switch which are capable of ensuring insulation with an insulating barrier on a bushing connection eliminated.A connection insulating cover 40 comprises a body cover 41 which is mounted on t...  
JP2013239310A
To provide a connector insulation cover and a switch, capable of securing insulation while abolishing an insulation barrier of a common bus connector.A connector insulation cover 60 is attached to a common bus connector 30 to which a com...  
JP2013232353A
To provide a disconnector which improves energization characteristics and voltage endurance characteristics even if the number of components of members provided at a fixed side electrode and a movable side electrode is reduced.The discon...  
JP5328567B2
To provide a disconnection mechanism which can block an excitation current, or the like, without having to install a cutout switch, or the like. A movable arc contactor 22, which is purposed for blocking a current is arranged in addition...  
JP2013222666A
To provide an electric power distribution apparatus which can prevent damage to a member caused by over-running when a movable electrode is opened, and can be downsized.A multi-circuit switch comprises: a fixed electrode; and a movable e...  
JP2013222667A
To provide an electric power distribution apparatus which can prevent damage to a member caused by over-running when a movable electrode is opened, and can be downsized.A switch comprises: a fixed electrode; and a movable electrode 20 co...  
JP2013218812A
To provide a power distribution device capable of preventing chattering of a movable electrode and ensuring contact surface pressure between the movable electrode and a stationary electrode.The power distribution device has a stationary ...  
JP5325652B2
To provide an operation check device for a disconnector with improved detection accuracy of an opening and closing position of the disconnector by reducing an operating range of a magnetic proximity switch. A turntable 8 is horizontally ...  
JP5324530B2
To provide a high voltage switchgear miniaturized by reducing an electric field in a blade end and a stator end and improving a voltage resistance property without using a larger shield. A high voltage switchgear has a switchgear includi...  
JP2013214424A
To reduce conduction loss between switches.The switchgear includes two switches 8, 25 having, respectively, fixed electrodes 14, 16, movable electrodes 4a, 17 disposed to face the fixed electrodes 14, 16 and being closed or opened for th...  
JP2013196824A
To simplify a structure of an air break switch, and reduce costs.In an air break switch, a stationary electrode 3 and a pressure-welding spring 4 are mounted to a stationary plate 2 fixed to a support insulator 1. The stationary plate 2 ...  
JP5300621B2  
JP5295279B2
To provide an operating handle tool for an isolator capable of mounting an operating handle and a torque handle regardless of a kind of an isolator. A dedicated operating handle 20 has height H and width W of a fitting part 22 with a pre...  
JP5284738B2  
JP2013176270A
To take pictures of a fuse in a cutout.A cutout includes: a fuse connected with a point between a power line and a pole transformer; an insulation case housing the fuse and having an opening for checking a part of the fuse from an obliqu...  
JP2013171707A
To reduce an installation space for an air insulation switchgear.An air insulation switchgear includes first to third opening/closing apparatuses and a support member. The first opening/closing apparatus is connected to a first connectio...  
JP5275301B2
In an air circuit breaker provided with a make-and-break unit having a stator 11 and a blade-shaped movable element 10 rotatably supported with a support shaft 9 oppositely to the stator, comprising an electromagnetic operation unit 20 h...  
JP5269167B2
To provide a disconnector capable of facilitating a maintenance operation. A disconnector 1 comprises: a pair of conduction parts 2, 2 electrically connected to a pair of electric wires C1, C2; support parts 3 supporting a pair of the co...  
JP5248414B2  
JP5243327B2  
JP5242458B2  
JP5242131B2  
JP2013143180A
To secure the time when a power circuit is in de-energized state sufficiently, and to complete the fitting work reliably.A service plug 10 includes a movable side housing 20 which supports a lever 21 rotatably, a waiting-side housing 50 ...  
JP5241593B2  
JP5236902B2  
JP2013137866A
To achieve improvement of voltage resistance characteristics of movable electrodes provided with load springs for applying contact loads to a fixed electrode.A disconnecting device includes: a fixed electrode 1 that is one electric circu...  
JP2013098097A5  
JP5235592B2  
JPWO2011125120A
[Subject] The power supply change switch which can produce the same contact pressure also to fixed contact [which / on either side] with a single compression spring is provided. [Means for Solution] It is a power supply change switch whi...  
JP2013134883A
To solve the problems in which, since a contact material is manufactured by a sintering method and a contact is manufactured by brazing or welding the contact material to a base material, it is not possible to make a contact point long, ...  
JPWO2011125120A1
【課題】単一の圧縮バネにより左右何れの固 定コンタクトに対しても同一の接触圧を生じ させることができる電源切替開閉器を提供す る。【解決手段】可動コンタクト3を備...  
JP2013131476A
To provide an operation monitoring system capable of safely and securely determining whether a disconnecting switch is in normal operation.There is provided an operation monitoring system 1 for a disconnecting switch 100 including a rota...  
JP5225167B2  
JP5226467B2  
JP2013120719A
To precisely grasp an operation status of an on-condition and an off-condition of a blade of a disconnector.A disconnector action checking device DS comprises: an on-side reflection section 220 mounted to a blade 200 so that a reflection...  
JP5209680B2  
JP5210836B2  
JP2013115015A
To provide a gas insulation opening/closing apparatus capable of opening and closing with a small current even if an opening/closing speed is slow.There is provided the gas insulation opening/closing apparatus comprising a fixed-side ele...  
JP5203659B2  
JP5200601B2  
JP2013098097A
To provide an electromagnetic type disconnector capable of making impact force small, which acts upon a contact surface between a movable electrode and a fixed electrode during pole closing operation while maintaining contact pressure of...  
JP2013517753A
The present invention relates to compounded type multi-phase insulation / ground switch stored in a housing while the gas insulation is carried out by entering metal casing. The insulation/ground switch concerned is provided with the fol...  
JP5197786B2  

Matches 651 - 700 out of 5,279