I am working on a mechanical engineering project and require assistance with 3D CAD modeling, assembly design, technical drawings, patent-style line art, and a basic working animation. The concept will be shared only at a high level, without revealing proprietary or patent-sensitive details. Deliverables include: 3D CAD model of a mechanical assembly Part and assembly drawings Patent-style black-and-white technical line drawings Vector illustrations suitable for documentation Exploded view and simple motion animation Confidentiality is required. NDA is implied; please contact only if you agree.