Optics: measuring and testing – Sample – specimen – or standard holder or support – Fluid containers
Reexamination Certificate
2007-05-22
2007-05-22
Sines, Brian (Department: 1743)
Optics: measuring and testing
Sample, specimen, or standard holder or support
Fluid containers
C422S050000, C422S052000, C422S051000, C422S083000, C422S091000, C422S105000, C422S105000, C250S200000, C250S343000, C250S373000, C436S027000, C436S028000, C436S051000, C436S169000, C436S169000, C436S169000, C073S001010, C073S001020, C073S023200, C359S483010, C065S376000, C065S404000, C065S406000, C065S407000, C065S408000
Reexamination Certificate
active
10018765
ABSTRACT:
The invention relates to a sample cell with a glass body comprising a gas inlet and a gas outlet and at least one orifice, a plane glass window is fused into the orifice, the shape and size of the window corresponds to the shape and size of the orifice, the orifice is limited by a rim, the rim is wider than the thickness of the window, the rim of the window is fused with the rim of the orifice.The invention further relates to a method of producing the sample cell. The window is inserted into the orifice. The rim of the orifice is heated several times from the exterior in such a way that the glass melts and a fused joint is formed between the window and the rim of the orifice.The sample cell produced by the method has a particularly rigid joint between the window and the glass body. Therefore, this glass cell is able to withstand pressures above 10 bar and allows the passage of light without lens effects owing to its plane-parallel windows.The sample cell is used in a polarizer for inert gas.
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Appelt Stephan
D'Orsaneo Giovanni
Shah Nadim Joni
Forschungszentrum Julich GmbH
Renner , Otto, Boisselle & Sklar, LLP
Sines Brian
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