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For example, at a Toyota assembly plant, I once was told that the normal number of andon pulls is typically around 1,000 per shift. Each pull is an operator calling for assistance from their team leader because the operator is experiencing a problem; a cross-threaded bolt here, a task that took a little too long there. Naturally, the number of andon pulls per shift varies, and I once heard of it dropping to only 700 pulls/shift....
The purpose of kanban is to eliminate the kanban. (src: Book_ Toyota kata)
The following story from before the Second World War, when Toyota made weaving looms, provides an example of this way of thinking. It comes from a Toyota booklet about the spirit and ideas that created the company, and relates how Kiichiro Toyoda (1894–1952), founder of the Toyota Motor Corporation and son of Toyoda Automatic Loom Works founder Sakichi Toyoda, supposedly responded when someone once stole the design plans for a loom from the Toyoda loom works:...
Why Scaling Agile Doesn’t Work • Jez Humble https://www.youtube.com/watch?v=2zYxWEZ0gYg Article: The IT Measurement Inversion - Douglas Hubbard Paper: Black Swan Farming using Cost of Delay - Joshua J Arnold and Ozlem Yuce Book: Impact Mapping - Gojko Adzic Video: Better product definition with Lean UX and Design Thinking - Jeff Gothelf Paper: Online experimentation at Microsoft - Kohavi Book: A Practical Approach to Large-Scale Agile Development - Gruver, Young, Fulghum Book: Leading Change - John Kotter [[model-prioritization-cost-of-delay-vs-cost-to-build....
Goal Make production Help others Overstaffed Buffers Learn One piece flow Eg. Solving the speaker wooden plating to make big and small speakers take equally long Vs Help at other workstations Kanban Kanban is used to define successive target conditions on the way to a one by one flow Inventory is reduced in a controlled fashion, and problems can resurface again. “The purpose of kanban is to eliminate the kanban.” “Anytime you start up a pull system, it will crash and burn within a short time....