Low-Cost Hybrid Additive Manufacturing of a Miniaturized Dual Band Stacked Patch Antenna for GNSS Applications

The utilization of low-cost hybrid additive manufacturing equipment for creating a fully integrated patch antenna system is demonstrated. A miniaturized stacked dual-band patch antenna for GNSS applications with integrated feed, amplifier, matching, and bias network is considered. Design and manufacturing challenges due to the peculiarities of...

Feasibility of On-demand Additive Manufacturing of Spare Parts

Spare parts availability is crucial for extending the life of consumer products. However, long-term availability could lead to high stocks of spare parts, which might not be used. Instead, on-demand manufacturing of spare parts with additive manufacturing (AM) is a promising alternative. This paper presents a method to evaluate parts on their...

Broadband Waveguide Characterization of 3D-Printed Anisotropic Dielectric Crystals

Additive manufactured structured dielectrics with engineered permittivity tensors are promising tools for novel microwave components and are drawing increasing attention from researchers. However, design modeling and experimental verification of anisotropic materials are challenging and have not yet been thoroughly explored in the literature. In...

Personalized product design through digital fabrication

Personalized designs bring added value to the products and the users. Meanwhile, they also pose challenges to the product design process as each product differs. In this paper, with the focus on personalized fit, we present an overview as well as details of the personalized design process based on design practice. The general workflow of...

State of the Art and Potentials of Additive Manufactured Earth (AME)

Additive production techniques such as 3D printing and robotics enable new production methods and possible uses for earth, as one of the most ancient building materials in the building industry. This study examines the potential of different building elements and components and their possible combinations made of or containing earthen building...

Topology optimization for additive manufacturing with controllable support structure costs

Advances in additive manufacturing (AM) allow economical production of components with unprecedented geometric complexity. This offers exciting opportunities for innovative designs, and particularly topology optimization has been identified as a key technique to fully exploit the capabilities of AM. However, also AM involves manufacturing...

The structural feasibility of 3D-printing houses using printable polymers

At this point in time, 3D-printing techniques in general, but especially applied for the building industry, still are in a phase of early experiments. One of the experimental attempts is to print a full-scale, three-story high, house in Amsterdam, using an up scaled version of a FDM-printer that is able to print blocks of 1.8 x 1.8 x 3.0 meters...

Designing with 3D Printed Textiles: A case study of Material Driven Design

This paper describes the findings and results of a design project with the goal to design a wearable garment using 3D Printed textiles, which not only has functional or environmental superiorities, but also experiential ones. The approach that was adopted for this project is a recently developed method on Material Driven Design (MDD), which...

AM Envelope: Potentials of Additive Manufacturing for facade construction

Not only in the medical, aviation and automotive industry, the Additive Manufacturing (AM) processes are being looked upon as increasingly important production processes. But also the construction industiy is realizing more and more the chances and opportunities, that open up with these technologies for different designs and new details. The...