Patent ID: 11891163
Assignee: SUPRA LUMINA TECHNOLOGIES INC.
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A duct, comprising:
a housing, the housing including at least:
a hollow interior;
an outer surface,
an inner surface, the inner surface being spaced at a distance from the outer surface to define a duct thickness,
a leading edge at an inlet end of the duct, and
a discharge edge at an outlet end of the duct,
the housing defining a flow axis between inlet and outlet ends;

a cutout in the housing at the leading edge of the duct, the cutout sized to traverse inner and outer wall surfaces and interrupt the leading edge of the duct, the cutout defining two side edges with each side edge being disposed in a plane being generally aligned with a direction of the flow axis and a leading edge of the cutout disposed in a plane being generally normal to the flow axis, the leading edge of the cutout having a curved surface; and
a reduced duct thickness portion between the two side edges, the reduced duct thickness portion including at least the inner surface, an outer surface of the reduced duct thickness portion, the outer surface of the reduced duct thickness portion being offset inwardly from the outer surface of the housing.