Therblig 動素
動素的概念﹐由Frank Bunker Gilbreth 及 Lilian Moller Gilbreth夫婦所提出﹐並以其姓氏的倒寫therblig 為動素。
動素包括下列18中基本動作:(右圖是各動素之圖形表示﹐其中動素Hold缺圖)
- Search
- Find
- Select
- Grasp
- Hold
- Position
- Assemble
- Use
- Disassemble
- Inspect
- Transport loaded
- Transport unloaded
- Pre-position for next operation
- Release load
- Unavoidable delay
- Avoidable delay
- Plan
- Rest to overcome fatigue
Frank Bunker Gilbreth and Lillian Moller Gilbreth
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