LET (Lamina Emergent Torsion) Array
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LET joints use bending of individual torsion bars to gain rotational and translational motion from solid sheets
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Model information
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- Printables
- Category
- Engineering
- License
- Creative Commons — Attribution — Noncommercial
Summary
LET joints use the bending of individual torsion bars to gain bending and translational motion from previously solid sheets of material. This makes it so we can gain large deflections from materials that do not generally bend, such as wood or acrylic.
Technical Information
The root concepts of this design were published in Mechanism and Machine Theory in November of 2009.
Lamina Emergent Torsional (LET) Joint - ScienceDirect
To learn more about compliant mechanisms in general, see the BYU Compliant Mechanisms Research (CMR) website or these books: Compliant Mechanisms, Handbook of Compliant Mechanisms.
Learn More
This design was developed by the Compliant Mechanisms Research Group (CMR) from Brigham Young University (BYU). Follow us at @byucmr on Instagram to learn more about compliant mechanisms.
See our article in Nature Communications about how and why we share these maker resources.
Intellectual Property
The downloadable 3D print files provided here may be used, modified, and enjoyed for noncommercial use. To license this technology for commercial applications, contact:
BYU Technology Transfer Office
3760 Harold B. Lee Library
Brigham Young University
Provo, UT 84602
Phone: (801) 422-6266
https://techtransfer.byu.edu/contact.
The intellectual property for this design is protected under U.S. Patents 11852210 and 11549563