Just-in-time andlean systemsJust-in-time (JIT) is one of the widelyadopted and practiced philosophy as well astechniqueIt is based on the simple idea that whereverpossible no activity should take place in asystem until there is a need for it
Just-in-time and lean systems Just-in-time (JIT) is one of the widely adopted and practiced philosophy as well as technique. It is based on the simple idea that wherever possible no activity should take place in a system until there is a need for it
Toyotaproduction system·In the mid 1950s, Toyota management studied mass productionin the US and found:.The room of cutting down costs outweighed the benefitsbroughtbyscale·Enterpriseswerenotaccustomed tomarket changes,noremployees'creativityencouraged·JITenabledJapantotaptheautomobilemarket intheUS in1980s
Toyota production system •In the mid 1950s, Toyota management studied mass production in the US and found: •The room of cutting down costs outweighed the benefits brought by scale •Enterprises were not accustomed to market changes, nor employees’ creativity encouraged. •JIT enabled Japan to tap the automobile market in the US in 1980s
The Japanese Philosophy? Waste is anything that does not add valuefrom the customer point of view Storage, inspection, delay, waiting in queues.and defective products do not add value andare 100%waste
The Japanese Philosophy Waste is anything that does not add value from the customer point of view Storage, inspection, delay, waiting in queues, and defective products do not add value and are 100% waste
CustomerPullOn Time DeliverFIFORotateStockQualityCostGROCERIES-Requirement-FreshR-Ayailable-Brand-PriceSizeSupplyDemandJ.I.T-RequirementsCommunicationsSpecifications-ExpectationsCapacity-Timing
PullSystemPull SignalsPullProcessDefinition:A method of controlling theflowofresourcesbyWASTEreplacing onlywhat hasbeenconsumedMaterialAtManpowerOperator