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| hanedashi |
Auto-eject devices that unload the part from the machine once the cycle is complete. This allows the operators to go from one machine to the next without waiting, picking up and loading parts. Hanedashi is a key component of chaku-chaku lines. |
| hazardous material |
Substances that can cause harm to people, facilities or the environment when improperly handled. Hazardous materials require segregation from non-hazardous items, special storage, movement and disposal systems, and documentation that identifies them as such when being shipped. |
| hedge inventory |
Inventory created to protect against a possible future event or disruption in supply, such as a strike, major vendor shutdown, prospective trade or government program change, or similar situation. |
| heijunka |
An element of the Toyota Production System that averages volume and sequence of scheduled items to provide level production and help enable JIT. |
| heuristic |
Problem analysis based on informal judgment or experience versus data manipulation. |
| histogram |
A graph that uses vertical bars of varying heights to represent the proportion or relative frequency of a given class of data within a population. See frequency distribution |
| hit or miss |
An accuracy verification technique where each measurement is classified as either a hit (inside acceptable limits) or a miss (outside). A target is set for the required hit percent out of the total. |
| hockey stick |
The situation where the volume of shipments rises sharply at the end of the month as represented by the size of the bottom of the hockey stick as compared to the handle. |
| holding costs |
Costs incurred from holding or inventorying items; the costs for the capital invested in an item and the insurance, taxes, storage and handling/movement required while being held. |
| holt 2 parameter |
A forecast method that incorporates exponential smoothing with trend analysis. |
| homogeneity of variance |
The variances of the groups being contrasted are equal (as defined by statistical test of significant difference). |
| horizontal format |
A planning or schedule report that consolidates individual data into time groups, or buckets that are usually presented horizontally across the page. Enables easier review when the individual detail is not required for decision-making. |
| horizontal handling |
When tasks are assigned to a person in such a way that the focus in on maximizing a certain skill set or use of certain types equipment, this is called horizontal handling. Horizontal handling does not benefit flow. Contrast to vertical handling. |
| hoshin planning (also hoshin kanri) |
A method of strategic decision making that focuses and aligns the organization on a vital few “breakthrough” improvements. The objectives and means to achieve the objectives are cascaded down through the entire organization using a series of linked matrices. The process is self-correcting and encourages organizational learning and continuous improvement of the planning process itself. [See Policy Deployment] |
| human factors |
Human capabilities and limitations to the design and organization of the work environment. Primarily attributed to errors, but also a consideration in the design of workflow and processes. The study of human factors can help identify operations susceptible to human error and improve working conditions to reduce fatigue and inattention. |
| human resources |
The department and support systems responsible for personnel sourcing and hiring, applicant tracking, skills development and tracking, benefits administration and compliance with associated government regulations. |
| hurdle rate |
The minimum or required rate of return used in a discounted cash flow analysis when evaluating a proposed investment. |
