We present a model for assigning server time slots to diff erent classes of patients. The objective is to minimize the total expected weighted waiting time of a patient (where di fferent patient classes may be assigned diff erent weights). A bulk service queueing model is used to obtain the...

As the trend towards more after sales services progresses through the industrial equipment industry, OEMs are now offering comprehensive service contracts in which they take full responsibility for the functioning of their customers’ machines. The growing responsibilities allow for more leeway...

Purpose - The purpose of this paper is to shed light on the operational principles that can be applied when offering integrated solutions of both products and services, i.e. product-service systems (PSS). Manufacturing companies that start pursuing a service oriented strategy face many new...

Comprehensive long term maintenance contracts are a recent trend in equipment industries. At the same time increasing environmental concerns and high prices for raw materials stress the importance of remanufacturing activities. Hence, maintenance contracts often result in remanufacturing of some...