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JP2734615B2 |
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JP2734678B2 |
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JP2719436B2 |
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JP2704221B2 |
An electric circuit breaker with high interrupting capacity characterized by a multi-phase circuit breaker including a crossbar rotatable on its longitudinal axis and having an enlarged portion; a contact carrying arm pivotally mounted o...
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JP2704513B2 |
The invention relates to a circuit breaker having a movable contact arm pivotally mounted on a contact arm carrier and adapted to be electrodynamically blown open upon the occurrence of a high-level overcurrent. …The contact arm (2...
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JP2701358B2 |
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JP2677866B2 |
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JP2551850Y2 |
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JP2633959B2 |
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JP2610806B2 |
The invention relates to an electric circuit breaker having improved operating means with current-limiting capability. The operating means include an insulating cross-bar (84) pivotally supporting one contact (52) of each contact pair an...
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JP2592002B2 |
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JP2569271B2 |
PURPOSE: To surely inhibit automatic re-closing of an electric circuit by installing a quickly rotating mechanism movable between a contact position and an opening position in a switch. CONSTITUTION: A switch mechanism of an appliance sw...
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JP2556348B2 |
A circuit breaker comprises a housing; a stationary contact mounted in the housing; an operating shaft disposed in the housing and rotatable about a first axis of rotation; and a movable contact including a contact arm pivotally held in ...
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JP2549670B2 |
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JP2547446B2 |
An electromagnetic switch with a housing (1) provided with at least one magnet system (2), comprising a stator body (3) of magnetic material having an oblong chamber (6) accomodating a movable armature (7) of magnetic material, with an e...
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JP2512887B2 |
PURPOSE: To obtain a surge absorber which can be reset manually at the end of intrusion of overcurrent and provided with a thermal switch causing no insufficient contact due to vibration by composing one or both of a conductive spring pi...
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JPH08505731A |
The protective device for protecting against over currents in electric circuits includes at least one electrically conductive body and two electrodes which function to supply circuit current through the conductive body and which lie agai...
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JPH0821306B2 |
A molded case circuit breaker includes a movable contact having a base portion with an arcuate cam surface for engaging an outwardly projecting cam surface of a leaf spring, disposed around an enlarged portion of a rotatable cross-bar of...
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JPH0821305B2 |
A circuit breaker includes a movable contact having a base with a cam surface for engaging an outwardly projecting cam surface of a spring-loaded clip disposed in a rotatable cross-bar of an operating mechanism. One compression spring is...
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JPH088048B2 |
In a twin-contact type current limiting apparatus in which two contacts are electrically connected in series with each other, each of movable contact arms (23a, 23b) is extended in substantially parallel with and along each of stationary...
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JPH083972B2 |
A circuit breaker of a current-limiting type, which is able to open quickly by using a magnetic repulsive force generated when currents of opposite direction flow through a fixed contactor and a movable contactor which are arranged in pa...
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JPH07505757A |
An overload protector includes at least one body (10) made of an electrically conductive elastomeric material, and two electrodes. The defining surface (10') of the elastomeric body is intended to lie against and be deformed against a su...
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JPH07141975A |
PURPOSE: To provide a circuit barker which can obtain sufficient physical power to break a weld which is produced between contacts with an operating mechanism. CONSTITUTION: A movable contact arm 17 of a circuit breaker 1 is attached to ...
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JPH0743993B2 |
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JPH0731975B2 |
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JPH0727750B2 |
In a circuit breaker includes a fixed contactor, a moving contactor subjected to a switching operation of a switching mechanism, a heater connected to the moving contactor and disposed in such a manner as to extend along a fixed core and...
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JPH0757594A |
PURPOSE: To provide a self-protective function obtained by a specific design of a circuit breaker relative to a shunt member of a modulator unit by installing a first electric current line in which a two-line electronic switch is connect...
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JPH0731051A |
PURPOSE: To realize an overcurrent protector having excessive temperature rise preventive function in which desired operations can be effected through a simple, inexpensive, miniature structure. CONSTITUTION: When a subbimetal 40 is at a...
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JPH071659B2 |
PCT No. PCT/BE91/00013 Sec. 371 Date Dec. 15, 1992 Sec. 102(e) Date Dec. 15, 1992 PCT Filed Feb. 18, 1991 PCT Pub. No. W091/13452 PCT Pub. Date Sep. 5, 1991.A hyper-rapid circuit breaker is described which is assisted by a semiconductor ...
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JPH0658785B2 |
A current limiting type circuit breaker includes first and second contact arms each pivotally mounted so as to be driven to an open position by an electromagnetic repulsive force, a trip device responsive to an output from a means for de...
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JPH0630212B2 |
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JPH067552Y2 |
A multi-pole circuit interrupter having a first pole unit provided with an operating mechanism and a second pole unit provided with no operating mechanism. Each of the pole units comprises a movable contact, a stationary contact, and a c...
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JPH0628962A |
PURPOSE: To provide a circuit breaker having a comparatively small frame size by opening a contact in a shortcircuiting condition through an inner carrier and an outer carrier, and furnishing the carrier part with a collection of cams ha...
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JPH05234480A |
PURPOSE: To make the opening time and temperature of a breaker substantially insensitive to ambient temperature by providing a compensating bimetal having a contact in an electric breaker, and by providing a movable bimetal brought into ...
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JPH05208645A |
PURPOSE: To realize sureness of protecting action of an on-car battery from overcurrent and protecting action against abnormal temperature rise and to realize simplification of maintenance. CONSTITUTION: Three sockets are constituted. In...
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JPH0574320A |
PURPOSE: To reduce an exciting current so as to miniaturize an actuator by turning a yoke serving as an outer rotor with respect to an armature serving as a stator, to be positioned at either of two positions. CONSTITUTION: An armature 1...
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JPH0528900A |
PURPOSE: To form a small-sized circuit breaker free from influence of the ambient temp. by permitting the magnetic field of each coil to strengthen when over-current flows in the applicable circuit, and allowing a pair of opposed magneti...
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JPH04351824A |
PURPOSE: To simplify the structure of an independent tripping device and ensure repeatability of force value for releasing a latch device in a breaker having a tripping device for automatic contact parting of a contact and a latch device...
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JPH0463489B2 |
A contactor capable of having a very high breaking power comprises a movable contact carrier bridge (3) having a central part in the form of a blade (3c) and conducting J-shaped pieces (2a-2b) supporting fixed contacts. A non-magnetic bl...
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JPH0457055B2 |
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JPH0430131B2 |
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JPH0414730A |
PURPOSE: To protect a semiconductor switching device from large current by short-circuiting a bypass circuit to a main circuit by closing a flow-changing switch simultaneously with shutting operation. CONSTITUTION: When large current run...
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JPH03280321A |
PURPOSE: To standardize a coil to be used by changing permeability of an iron core through attaching or detaching a part of the iron core to and from a breaker, so as to change inductance accordingly. CONSTITUTION: A coil 6 is wound arou...
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JPH03208223A |
PURPOSE: To shorten the time required for the blow open of a contact arm, and facilitate the replacement of a transformer by making a mold case-type circuit breaker contain the transformer to detect an over current state by it, and trans...
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JPH03203142A |
PURPOSE: To reduce the opening and closing distance of a second movable contact point in a double-break circuit breaker by providing a U-shaped conductor consisting of a high resistance material to be fixed to a second fixed contact poin...
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JPH03190030A |
PURPOSE: To enable adjustment of a size of a through hole to eliminate need of a spacer by providing stepped parts for allowing the through hole of a lid of a breaker to be increased in size according to a terminal member, and forming a ...
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JPH0376350U |
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JPH03156824A |
PURPOSE: To prevent an insulative cover from falling off by holding the insulative cover between fixture surfaces and terminal tables with engaging portions engaged with engaged portions. CONSTITUTION: A control circuit terminal part 21 ...
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JPH0357851U |
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JPH03129627A |
PURPOSE: To reduce the cost of a breaker by making a current limiting device into a unit and connecting one device or a plurality of devices in series to the end of a breaker casing. CONSTITUTION: When a current limiting casing 1B and a ...
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