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2. Level luffing crane - Wikipedia

   en.wikipedia.org/wiki/Level_luffing_crane

   The first of these systems used mechanical clutches between luffing and hoist drums, giving simplicity and a "near level" result. [ 5 ] Later systems have used modern electronic controls and quickly reversible motors with good slow-speed control to the hoist winch motors, so as to give a positioning accuracy of inches.

3. Active heave compensation - Wikipedia

   en.wikipedia.org/wiki/Active_heave_compensation

   [4] [5] Hydraulic "active boost" winches control the oil flow from the pump(s) to the winch so that the target position is reached. Hydraulic winch systems can use accumulators and passive heave compensation to form a semi-active system with both an active and a passive component. In such systems the active part will take over when the passive ...

4. Hoist (mining) - Wikipedia

   en.wikipedia.org/wiki/Hoist_(mining)

   A drum hoist (steel wire rope visible) and motor. In underground mining a hoist or winder [1] is used to raise and lower conveyances within the mine shaft.Modern hoists are normally powered using electric motors, historically with direct current drives utilizing Ward Leonard control machines and later solid-state converters (), although modern large hoists use alternating current drives that ...

5. Wireless distribution system - Wikipedia

   en.wikipedia.org/wiki/Wireless_distribution_system

   Network 1: A wireless base station acting as a simple (non-WDS) wireless router. The packet leaves the game console, goes over-the-air to the router, which then transmits it across the WAN. One packet comes back, through the router, which transmits it wirelessly to the game console. Total packets sent over-the-air: 2.

6. Winch - Wikipedia

   en.wikipedia.org/wiki/Winch

   The winch is either controlled with a detachable cable, a button inside the car or wireless remote. Older vehicles may have a PTO winch, controlled via the car's transmission, a secondary clutch maybe used so the vehicle does not need to be moving while winching. Some winches are powered by the pressure generated in the hydraulic steering system.

7. Ram pickup - Wikipedia

   en.wikipedia.org/wiki/Ram_pickup

   Changes to the Ram for 2018 included the addition of HD Radio to all Uconnect 8.4 infotainment systems, as well as a new 4G LTE wireless hot-spot provided by AT&T Wireless, an AT&T Wireless 4G LTE in-vehicle modem (both the AT&T Wireless 4G LTE modem and 4G LTE mobile hot-spot replace the Sprint 3G CDMA modem and 3G CDMA mobile hot-spot offered ...