Disclosed is a hollow structure, particularly propeller blade, having excellent productivity, high strength, light weight, and high quality. The hollow structure is made of a resin, and includes: an outer surface; a retaining section; and a space in the structure; wherein at least one of the retaining sections is configured to support the outer surface at multiple points.
HOLLOW STRUCTURE AND PROPELLER BLADE
2025-01-09
Patent
Electronic Resource
English
IPC: | B64C AEROPLANES , Flugzeuge / B33Y ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING , Additive (generative) Fertigung, d. h. die Herstellung von dreidimensionalen [3D] Bauteilen durch additive Abscheidung, additive Agglomeration oder additive Schichtung, z. B. durch 3D- Drucken, Stereolithografie oder selektives Lasersintern |