How a Block and Tackle Works

A fascinating article that describes how a block and tackle (as well as levers and gears) works!

ROPE ONLY Block and Tackle System

Simple pulley & pulley block

KITUYOTO Block and Tackle Pulley System, 4400 LBS Breaking Strength 1100 LBS Work Load Pulley System for Lifting Heavy Objects, 65 Feet 3/8 Rope Hoist, 8:1 Lifting Power Pulley Hoist(Black): .com: Industrial

Block and tackle pulley Mechanical advantage, velocity ratio efficiency of block and tackle pulley

Simple Machines - Pulleys - Block and Tackle

Block and tackle lifting hi-res stock photography and images - Alamy

Blog Posts – Page 4 – Plas Penaeldroch Manor

The alpine block and tackle — Alpine Savvy

How a Block and Tackle Works

RARE! Antique Rolle Bushed Block & Tackle Pulley Set 2 with 150' Feet Rope

Simple pulley & pulley block