Patent ID: 8701612
Filing Date: 2014-04-22
Classification: F02P

Abstract:
1. An apparatus for coupling laser light into a combustion chamber of a combustion engine, the apparatus comprising: a combustion chamber window; a structural element; an optical window arranged at the structural element; and a holding device which holds the combustion chamber window to the structural element with a first side of the combustion chamber window pressed against the optical window, wherein the combustion chamber window is releasably fixable to the structural element, wherein an entire area of the first side of the combustion chamber window is pressed against the optical window, wherein the holding device is releasably connected to an end of the structural element, and the optical window is independently held by the structural element such that the optical window is retained in the structural element when the holding device is released from the structural element, and wherein the combustion chamber window is pressed and held against the optical window by the holding device in a manner such that the combustion chamber window is released from the structural element and the optical window when the holding device is released from the structural element.