Mechanical Engineering and Applied Mechanics University of Pennsylvania

Picture gallery of the research group of (Suresh) G. K. Ananthasuresh

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A model protein with synthesized sequence for its desired structure. Click for an enlarged image.

A contact-aided compliant tissue dissector macro-prototype tested with stepper motor. Click for an enlarged image.

Macro-size prototype of a fastener-free clamp for a microelectronic manufacturing machine. Click for an enlarged image.

Design of optimal topology of connecting structure with an optimally embedded rigid object. Click for an enlarged image.

Optimal topology of a grasp-and-pull gripper--a contact-aided compliant mechanism. Click for an enlarged image.

The graphical portrayal of a hole in so(3) due to a sequence of forward and reversed rotations ("FR sequences"). Click for an enlarged image.

Cylindrical stereographic projection of part of the so(3) occupied by an FR sequence of type I. Click for an enlarged image.

Curved shells using low temperature cofired ceramic (LTCC) tapes. A spherical motor prototype on the right. Click for an enlarged image.

Compliant amplifier

Micro compliant amplifier made out of thick paper using excimer laser micromachinig

Topology optimization of multi-material compliant mechanisms: A snap shot during the iterative process

A micro compliant mechanisms made using aluminum using excimer laser micromachining

Cross-section of a surface-micromachined hinge for Sandia's SUMMIT process. Part of a "geometric modeling for MEMS" project.

Epoxy mold for compliant mechanisms made using rapid-prototyped part as the master

Many parts of bicyle one-way clutch reduced to two parts using compliant design

Many parts of a 3.5" disk-drive loading mechanism reduced to one injection-moldable part

A shape-optimized compliant crimper. Bezier curves were used to vary shapes. Contours of the objective and constraints.