Ads
related to: hand crank anchor winch- Lug-All
ISO 9001-2008 Certified
Made in the USA
- Made in the USA
Carefully Constructed.
Lasts for Decades.
- Lug-All
products.bestreviews.com has been visited by 1M+ users in the past month
walmart.com has been visited by 1M+ users in the past month
Search results
Results from the WOW.Com Content Network
According to F. Lisheng and T. Qingjun, the hand-crank of the rotary quern was different from a crank, which was the combination of a hand-crank and a push-and-pull connecting rod by a hinge. [ 7 ] The Antikythera mechanism, dated to around 200 BC, [ 25 ] [ 26 ] used a crank as a part of its mechanism. [ 27 ]
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.
Vitruvius, a military engineer writing about 28 BC, defined a machine as "a combination of timber fastened together, chiefly efficacious in moving great weights".About a century later, Hero of Alexandria summarized the practice of his day by naming the "five simple machines" for "moving a given weight by a given force" as the lever, windlass, screw for power, wedge, and tackle block (pulley).
The combined port anchor windlass and winch of the modern ferry Stena Britannica. The hydraulically operated brake and pawl allows the anchor to be dropped from the ship's bridge. [citation needed] A windlass is a machine used on ships that is used to let-out and heave-up equipment such as a ship's anchor or a fishing trawl. On some ships, it ...
A hand on the anchor line may telegraph a series of jerks and jolts, indicating the anchor is dragging, or a smooth tension indicative of digging in. As the anchor begins to dig in and resist backward force, the engine may be throttled up to get a thorough set.
Manual hoists, or hand winches, are typically composed of a drum, gear box, and crank (operating handle). A worm gear is commonly used to provide mechanical advantage as the crank is turned, which coils a single line around a smooth or helically grooved drum. The drum line is connected to the lift lines with a clew, triangular plate with holes ...
Ads
related to: hand crank anchor winchproducts.bestreviews.com has been visited by 1M+ users in the past month
walmart.com has been visited by 1M+ users in the past month