Historical Review of the Wobbleplate and Scroll Type Compressors

In commemoration of the 50th anniversary of the world's automotive air conditioning technology, this historical review is given of the compressor in general, and then of the wobbleplate and scroll types specifically. Sanden has been producing these for the world market since 1971 and 1981, respectively. A new era of the two types of compressors embodying the variable capacity feature is also described.