Patent ID: 7722350

Claim:
An apparatus for imprinting and/or embossing substrates ( 7 ), in particular semiconductor substrates or wafers, having: an upper part for receiving an embossing and/or printing punch ( 10 ), a receiving unit ( 5 ) for receiving the substrate ( 7 ) in a working space ( 13 ), an adjusting device ( 2 , 3 , 4 ) for adjusting the substrate ( 7 ) in relation to the embossing and/or printing punch ( 10 ), characterised in that the receiving unit ( 5 ) is designed so as to separate the working space ( 13 ) from the environment, wherein the upper part is comprised of a superstructure ( 9 ) receiving the punch ( 10 ) and an adjusting plate ( 8 ), and wherein a fluid bearing ( 20 ), which is fed with fluid (Fz) by at least one fluid feed line ( 14 ), is provided between the receiving unit ( 5 ) and the adjusting plate ( 8 ).