More ideas from giovanni
Belt drive 4a - YouTube

Reversing rotation transmission between two coaxial shafts. Rotation transmission between two skew shafts (skew angle is 90 deg.

spacetravelco: “ Scientific engravings from 1850 by John Philipps Emslie ” I move to give John Philipps Emslie his own posthumous Tumblr, like now.

spacetravelco: “ Scientific engravings from 1850 by John Philipps Emslie ” I move to give John Philipps Emslie his own posthumous Tumblr, like now.

http://www.smartrigcranes.com  Electric small crane. AC powered, 115v/230v hoist. 18-22 ft. boom. 135 ft. steel aircraft cable for roof top lifting and material handling. 1200 lb. capacity. Pick and carry. Fits through a doorway and inside an elevator.

http://www.smartrigcranes.com Electric small crane. AC powered, 115v/230v hoist. 18-22 ft. boom. 135 ft. steel aircraft cable for roof top lifting and material handling. 1200 lb. capacity. Pick and carry. Fits through a doorway and inside an elevator.

popopopopo:  “2chan.net [ExRare]  ”

Involute wheel - best example of lever power transmission on a rolling tooth shows why gear don't wear but roll. The design is brilliant (Steve Burrows)

Pulley Systems - Flaschenzug This document shows you how to make an effective and useful pulley system. If you study the pictures, you will be able to understand how the ratio of a pulley system is calculated. Understand that the maximum load to the break in a pulley system should not be underestimated. And last but not least I visualized you some systems with different ratios. This is for example useful if you plan to setup longer slacklines.

Pulley Systems - Flaschenzug This document shows you how to make an effective…

Diagram showing a pulley system with a 2:1 mechanical advantage

Diagram showing a pulley system with a mechanical advantage