A method for the validation of a fuse head in an electronic detonator is disclosed, the method including measuring at least once a first charge time; activating a switching means to a second position to replace a reference resistor in an RC circuit with the fuse head; measuring at least once a second charge time; and determining the deviation of the second charge time from the first charge time.

A method for the validation of a fuse head in an electronic detonator is disclosed, the method including measuring at least once a first charge time; activating a switching means to a second position to replace a reference resistor in an RC circuit with the fuse head; measuring at least once a second charge time; and determining the deviation of the second charge time from the first charge time.

A hydraulic tool for uncoupling complementary connectors in their connected configuration, the efficiency of which is guaranteed because the positioning of its head about one of the connectors guarantees the hooking of the latter and the release of at least one piston for thrust against a panel to which the other connector is fastened.

A hydraulic tool for uncoupling complementary connectors in their connected configuration, the efficiency of which is guaranteed because the positioning of its head about one of the connectors guarantees the hooking of the latter and the release of at least one piston for thrust against a panel to which the other connector is fastened.

A contact socket module for use in an automated test equipment (ATE) for testing electronic components (DUTs) being carried by a carrier comprises: a plurality of groups of spring contacts, wherein each spring contact comprises a DUT sided contact tip, a retracting plate being moveable, and a controller controlling the movement of the retracting plate, wherein the retracting plate and the spring contacts act mechanically on each other. In a first position the DUT sided contact tips are adapted to contact to contact portions of the electronic components, and in a second position, the DUT sided contact tips are adapted to release the contact to the contact portions of the electronic components.

A contact socket module for use in an automated test equipment (ATE) for testing electronic components (DUTs) being carried by a carrier comprises: a plurality of groups of spring contacts, wherein each spring contact comprises a DUT sided contact tip, a retracting plate being moveable, and a controller controlling the movement of the retracting plate, wherein the retracting plate and the spring contacts act mechanically on each other. In a first position the DUT sided contact tips are adapted to contact to contact portions of the electronic components, and in a second position, the DUT sided contact tips are adapted to release the contact to the contact portions of the electronic components.

In one aspect, a separable electrical connector includes: an electrically conductive shield; an electrically conductive insert; and a housing between the electrically conductive shield and the electrically conductive insert, the housing including a first end and a second end, the second end including a recess, the recess including a surface configured to seal against a bushing. The separable electrical connector also includes an electrical conductor extending into the recess; and a fluid port configured to provide a fluid to the recess when the bushing is in the recess.

A hydraulic tool for uncoupling complementary connectors in their connected configuration, the efficiency of which is guaranteed because the positioning of its head about one of the connectors guarantees the hooking of the latter and the release of at least one piston for thrust against a panel to which the other connector is fastened.

A hydraulic tool for uncoupling complementary connectors in their connected configuration, the efficiency of which is guaranteed because the positioning of its head about one of the connectors guarantees the hooking of the latter and the release of at least one piston for thrust against a panel to which the other connector is fastened.

A device to inhibit entanglement of catheter cables comprises a slip ring or a combined slip ring and fluid rotary joint. The device can include a servomechanism configured to power rotation of at least one of the slip ring and the fluid rotary joint. A detangling device for a cable plug configured to connect to a catheter handle comprises an outer cylinder configured to rotate relative to an inner cylinder while electrical connections between the inner and outer cylinders remain intact. A free rotary irrigation channel for a catheter handle inhibits entanglement of irrigation tubing.