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Jack (device)

technology Maturity 11-13

A jack is a tool.

Jackscrew.jpg
Jackscrew.jpg
It lifts very heavy things. It can lift a big car. It can even lift a house. This helps people fix things. It is a very handy tool.
Cric 005.jpg
Cric 005.jpg
Do you want to see it work?

43 words
🖼️ Images & Media (10)
File:The British Army in North-west Europe 1944-45 BU1571.jpg
The British Army in North-west Europe...
File:מגבה של קרוואן.jpg
מגבה של קרוואן.jpg
File:Jackscrew.jpg
Jackscrew.jpg
File:House Jack 2.5 tons.jpg
House Jack 2.5 tons.jpg
File:Working principle of a hydraulic jack.svg
Working principle of a hydraulic jack.svg
File:Car Floor jack.jpg
Car Floor jack.jpg
File:Cric 005.jpg
Cric 005.jpg
File:Rescue demonstration on hydraulic tools.jpg
Rescue demonstration on hydraulic tools.jpg
File:Farm jack.jpg
Farm jack.jpg
File:Cembalospringer historische Bauart.jpg
Cembalospringer historische Bauart.jpg
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📚 Content adapted from Wikipedia | Readability: FK 10.4 | Vital Level 5