# perpetual motion machine of the first kind

> hypothetical machine that produces work without any incoming energy at all, violating the first law of thermodynamics: the law of conservation of energy

**Wikidata**: [Q113130076](https://www.wikidata.org/wiki/Q113130076)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Perpetual_motion_machine_of_the_first_kind)  
**Source**: https://4ort.xyz/entity/perpetual-motion-machine-of-the-first-kind