| Patents for H02B 1 - Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements (30,511) |
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| 06/04/1991 | US5020644 Auxiliary mass damper for slender flexible element subject to vibration |
| 05/30/1991 | WO1991007790A1 Electric control and/or apparatus to be fixed in a panel opening |
| 05/29/1991 | EP0428782A1 Electrical device, in particular control or signalling device |
| 05/25/1991 | CA2030654A1 Electrical switchgear having an insertable and retractable apparatus rack |
| 05/23/1991 | DE3938295A1 Medium-voltage switchgear with plug an timing circuits - has flexible wiring to controlling motor and trip mechanisms from output stage of printed circuit board |
| 05/22/1991 | EP0428379A2 Apparatus and devices for inhibiting the movement of pests |
| 05/22/1991 | EP0428335A2 Cabinet for providing EMI/RFI shielding |
| 05/21/1991 | US5018052 Cable management apparatus for a computer workstation housing |
| 05/21/1991 | US5018043 Removable modular control device for a contactor apparatus |
| 05/21/1991 | US5017145 Matrix switching device and method of manufacturing the same |
| 05/21/1991 | US5016949 Swing door and door frame assembly |
| 05/16/1991 | WO1991007794A1 Spray-protected connection housing for electrical consumers |
| 05/16/1991 | WO1991006995A1 Gas-insulated electric switchboard |
| 05/16/1991 | DE4014050A1 Connection plate for electrical units - has profiled section that latches with housing when inserted and rotated |
| 05/16/1991 | DE4012443A1 Splash protected coupling casing for electric consumer appliances - has sealing strip with groove-shaped profile, gripping over sealing lug |
| 05/15/1991 | EP0427550A2 Gasket for providing EMI/RFI shielding |
| 05/14/1991 | CA2029544A1 Electrical support structure and method and apparatus for preventing crawling insects for other crawling pests from entering electrical devices mounted on support structure above ground |
| 05/08/1991 | CN2076736U Glass-steel electric meter switch-box |
| 05/02/1991 | EP0425393A1 Device for the implementation of units for the control and protection of low voltage electrical circuits |
| 05/02/1991 | DE3935459A1 Protective housing for plug connector esp. for computer - accepts alternative standard connectors into opening of baseplate framed by angled profiles between opposite guides |
| 05/02/1991 | DE3935157A1 Medium-voltage switchgear operation with individual bus=bar devices - achieves control concept for bus=bar and spatially sepd. switching fields with redundancy equiv. to prim. technology |
| 04/30/1991 | US5012391 Molded electrical interconnection system |
| 04/30/1991 | US5011033 Electrical service center |
| 04/30/1991 | CA1283729C Push button assembly having an actuator subassembly fixed to the innerside ofa face plate |
| 04/25/1991 | DE4004262C1 Switch equipment cabinet with drawer compartment - has closing panel which can be withdrawn to support keyboard in raised position |
| 04/24/1991 | EP0423848A2 Signal and/or control device for panel front mounting |
| 04/24/1991 | CN2075832U Electric clip controller for electric quantity, and electric peak and low valley time |
| 04/18/1991 | DE3933634A1 Power supply controller for loader and drill wagon - implements sequential switching of circuits for monitoring different machine functions independently using single power supply cable |
| 04/17/1991 | EP0422531A1 Electrical device |
| 04/16/1991 | US5008505 Self-resetting push switch |
| 04/16/1991 | US5008493 Holder with busbars for a busbar system |
| 04/16/1991 | US5008483 Holders with busbars for a busbar system |
| 04/10/1991 | EP0421014A1 Switchgear cabinet with a rupture in a wall of the cabinet body sealable by a flange plate |
| 04/10/1991 | EP0421013A1 Fastener for a switchbox in three parts |
| 04/10/1991 | CN2074942U High-voltage switch cabinet |
| 04/04/1991 | WO1991004597A1 Wiring duct |
| 04/02/1991 | US5004879 Switch housing with resilient retainers |
| 04/02/1991 | US5004107 Earthquake braced racks |
| 03/27/1991 | EP0418869A2 Fragnet repartition casing |
| 03/26/1991 | US5003427 Metal encapsulated multi-phase high voltage switching system filled with compressed gas |
| 03/26/1991 | CA1282156C Movable panel member incorporating an integrated electrical current distributing busbar |
| 03/21/1991 | DE3930134A1 Housing such as module carrier or switch cabinet - has doors with prefabricated complete hinge elements readily fixed giving choice for left or right or up or down closure |
| 03/21/1991 | DE3929808A1 Automatic earthing device for electrostatic spray coating appts. - uses pressurised air to hold spring-biased piston away from earthing contact |
| 03/20/1991 | EP0417499A1 Switchgear cabinet with a door |
| 03/20/1991 | CN2073623U Change over switch device of vacuum power |
| 03/20/1991 | CN1012124B Stiffening fixture for cabinet of electronic instrument |
| 03/13/1991 | EP0416461A2 Material for molding printed circuit board and printed circuit board using said material |
| 03/13/1991 | CN2073183U Low voltage electrified wire netting selective electricity leakage protector used in mine |
| 03/12/1991 | US4998343 Electrical wiring method and apparatus |
| 03/08/1991 | CA2024755A1 Automatic grounding device of an electostatic spray coating system |
| 03/07/1991 | WO1991003089A1 Encapsulated medium-voltage cubicle |
| 03/06/1991 | CN2072734U Safety low-voltage power distributing box |
| 03/05/1991 | US4997240 Modular housing system for electronic equipment |
| 02/28/1991 | DE3927835A1 Gekapselte mittelspannungsschaltanlage Encapsulated medium-voltage switchgear |
| 02/28/1991 | DE3927528A1 Spray water protected appliance safety switch - has housing open at end face which fits up to stop of housing flange in opening of plate e.g. panel |
| 02/27/1991 | CN2072284U Electrification railway switch cabinet with electric isolating switch |
| 02/26/1991 | CA1280820C Spacer brackets for electrical supply container |
| 02/21/1991 | DE3926146A1 Electrical cable distributor housing foundation - has anchored platform providing sunken horizontal support surface for distributor housing |
| 02/19/1991 | US4993575 Quick closure box |
| 02/14/1991 | DE4018205A1 Pressure-tight housing with cover for electrical equipment - is sealed by engagement of profiles on housing and cover which is pivoted about movable axis |
| 02/13/1991 | EP0412478A1 Generator load break switch |
| 02/13/1991 | EP0412302A1 Device for flush mounting built-in apparatus in a switchboard |
| 02/12/1991 | US4992909 Telecommunications installation box |
| 02/07/1991 | WO1991001583A1 Improved electrical load center |
| 02/07/1991 | WO1991001426A1 Load center door latch and assembly method |
| 02/07/1991 | DE4021017A1 Optical or electric plug connector support - has holder for connectors attached to fixing armature by flexible band |
| 02/07/1991 | DE4004838C1 Equipment cabinet for sheet metal or plastics material - has fixing frames held by threaded bolts and nuts on door |
| 02/07/1991 | DE3925160A1 Wall suspension device esp. for electro-appts. - has at least one wall fixed unit working in conjunction with second unit fixed at housing |
| 02/06/1991 | EP0411484A1 Instrument housing |
| 02/06/1991 | EP0411468A1 Electrical distribution device |
| 02/05/1991 | US4991061 For mounting electrical components |
| 01/31/1991 | DE3940154C1 Installation appts. for bus=bar system - has spring-loaded locking elements automatically fixing hook parts on rail |
| 01/31/1991 | DE3940153C1 Installation appts. for bus=bar system - has locking slide with recess for tensioning piece and adjustable vertically w.r.t. bus=bar |
| 01/31/1991 | DE3940115C1 Installation appts. with hooks on housing for fixing to bus=bar - has exchangeable distance pieces matching hook parts and various thicknesses of rail |
| 01/31/1991 | DE3924161A1 Individual electronic module connecting device - has mounting base, housing for receiving appropriate electronic component, and at least one input aperture for electrical leads |
| 01/30/1991 | EP0410588A2 Access flooring module |
| 01/30/1991 | CN2070495U Power transformer core theft-proof protector |
| 01/29/1991 | US4989118 Off-set terminal configuration for electrically coupling the load side of adjacent circuit breakers |
| 01/29/1991 | US4988008 Supporting framework for a control cabinet |
| 01/23/1991 | EP0408991A1 Equipment housing for receiving of electrical and electromechanical circuit components |
| 01/23/1991 | EP0408730A1 Electrical door interlock system and method |
| 01/23/1991 | EP0235292B1 Pin board matrix |
| 01/22/1991 | US4986779 Local area network interface |
| 01/22/1991 | US4986096 Access cover security device |
| 01/17/1991 | DE3922551A1 Electrical switchgear fixture with spring-biased rotary lever - having right-angled arm under cable clamp, and straight arm urging slider against supporting rail |
| 01/17/1991 | DE3922121A1 Flexible circuit board for electrical connections - has strip formed conductors with contacts to provide interconnections |
| 01/16/1991 | EP0407652A2 Mounting wall with bleeding devices for intensive medical care |
| 01/16/1991 | CN2069620U Household safety series distribution box |
| 01/15/1991 | US4984982 Retractable access flooring module |
| 01/10/1991 | DE3921665A1 Profiled vertical bus=bar for switching and distribution installations - has approximately triangular horizontal cross=section between access from front to slot in inclined face |
| 01/10/1991 | DE3921227A1 Telecommunication distributor arrangement with elongated moulding - allows protection by single plug or separate plugs with spring fingers contacting common earth conductor |
| 01/10/1991 | DE3921203A1 Protective plug for distributor moulding of telecommunication exchange - has pairs of earth contacts gripping central member of each set of three coplanar contact pins |
| 01/09/1991 | EP0407241A1 Removable electrical apparatus support plate for a power divider device |
| 01/08/1991 | US4983128 Bus bar for making electrical taps |
| 01/08/1991 | CA1278812C Work surface with power and communication module |
| 01/06/1991 | CA2019138A1 Removable electrical appliances support plate for power divider |
| 01/03/1991 | DE3920232A1 Pluggable wiring foil with conductive tracks - has several, loosely stacked foil circuits, with specified raster of soldering eyelets |
| 01/02/1991 | CN1048300A 密封式开关设备柜 Sealed switchgear cabinet |
| 01/01/1991 | US4982310 Switchgear enclosure with improved electronic control access door and lock |
| 01/01/1991 | US4982062 Actuator for a change-over switch |