Patent ID: 9376987
Filing Date: 2016-06-28
CPC Classification: B64G,F02K,F05C,F05D

Claim Text:
1. A thruster designed to produce thrust by introducing a propellant to a catalyst layer from a propellant valve via a propellant introduction member and spurting out a gas resulting from decomposition of the propellant occurring on the catalyst layer, wherein the thruster comprises a chamber of an Ni alloy for holding the catalyst layer inside, the propellant introduction member is made of an Ni alloy and connects the propellant valve and the chamber, an introduction pipe flange of an Ni alloy is integrated with an end of the propellant introduction member, and a propellant valve flange of a Ti alloy with a plurality of columns of a Ti alloy is arranged between the chamber and the propellant valve to support the chamber by the columns, wherein the propellant valve flange has a recess corresponding to a shape of the introduction pipe flange to allow the introduction pipe flange to be fitted in the recess when the thruster is assembled.