Patent ID: 6849126

Claim:
A machine for simultaneously coating the internal surface of a plurality of hollow bodies ( 1 ) which are held on a vertically oriented substantially flat hollow body carrier plate ( 2 ) in such a way that a respective gas feed tube ( 4 ) for process gas which is secured to a vertically oriented substantially flat tube support plate ( 3 ) can be introduced into the hollow body ( 1 ) and the unit ( 7 ) comprising the carrier plate ( 2 ) and the support plate ( 3 ) arranged parallel thereto can be moved into and out of the respective evacuatable treatment chamber ( 8 ), wherein the treatment chamber ( 8 ) for each hollow body ( 1 ) is equipped with a microwave unit ( 12 ) with resonator ( 13 ), wherein; a. the hollow body carrier plate ( 2 ) with fixing places ( 22 ) arranged in mutually juxtaposed matrix-like relationship and the tube support plate ( 3 ) with gas feed tubes ( 4 ) arranged in corresponding relationship with respective ones of said fixing places ( 22 ) are oriented vertically; b. a vertically oriented separating wall ( 15 ), having holes ( 17 ) arranged in correspondingly matching matrix-like mutually juxtaposed relationship with the fixing places and quartz windows ( 18 ) for the holes, is fixed to the machine frame ( 16 ); c. the carrier plate ( 2 ) and the support plate ( 3 ) are provided with a drive ( 23 ) for horizontal movement thereof into the machine and out of the machine for loading and unloading; d. the separating wall ( 15 ), the hollow body carrier plate ( 2 ) and the tube support plate ( 3 ) with their functional accessories ( 5 , 10 , 11 , 23 - 25 ) form a first module ( 26 ); e. fixed to the machine frame ( 16 ) in mirror-image relationship with the first module ( 26 ) is a second module ( 26 ) of corresponding structure; and f. the microwave units ( 12 ) arranged in matrix-like configuration are disposed between the modules ( 26 ).