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Selected Work | K Gyan Design Lab
SELECTED WORK

Systems built at
the edge of what's
mechanically possible.

A cross-section of engineering challenges we've solved across semiconductor capital equipment, robotics, aerospace, and advanced mechatronics. Client names withheld — the work speaks for itself.

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SEMICONDUCTOR

Patented Crash Architecture for Machine Safety

A patented machine protection system engineered to safeguard high-value precision equipment from accidental collision events without compromising operational availability. The solution combines functional safety and failure containment through a sacrificial crash architecture that absorbs impact while protecting critical components. Designed for reliability and optimized lifecycle costs, the mechanism enables rapid serviceability while remaining compatible with ultra-clean vacuum environments.

CRASH LOAD
~25 kN Crash Force
ENVIRONMENT
Vacuum & Cleanroom Equipment
SMART MATERIAL APPLICATION
Ceramic Material
ENGINEERING CHALLENGEDesigning a crash mechanism capable of dissipating high impact loads without yielding, contaminating the cleanroom environment, or transferring damaging loads into precision ceramic components.
SEMICONDUCTOR

High-Acceleration Magnetically Levitated Stage

A high-performance magnetically levitated 6-DoF motion platform developed for demanding precision systems requiring exceptional dynamic response and positioning stability. The project integrates precision motion, advanced mechatronic integration, robust thermal management, and high structural durability to deliver reliable performance under extreme acceleration. Designed specifically for vacuum engineering applications, the system emphasizes long-term system reliability through optimized structural, thermal, and electromagnetic behavior.

MOTION PERFORMANCE
High dynamic stability
SYSTEM SPECIFICATION
100+kgs, 300+m/s²
DESIGN LIFE
2 billion cycles
ENGINEERING CHALLENGEDelivering extreme dynamic performance while managing thermal distortion and electromagnetic losses throughout prolonged operation.
SEMICONDUCTOR

Vacuum-Potted Canned Halbach Magnet Array

Precision magnetic assembly engineered to generate highly uniform magnetic fields for levitated motion systems. The solution combines advanced magnetic design, vacuum-compatible encapsulation, and automated manufacturing to deliver repeatable performance, structural integrity, and long-term reliability.

DESIGN FEATURE
Orthotropic Array
PROCESS OPTIMIZATION
Automated Assembly Process
ENVIRONMENT
Vacuum & Cleanroom Equipment
ENGINEERING CHALLENGEProducing a repeatable high-strength magnetic assembly while maintaining precise field characteristics and eliminating integration errors.
MECHATRONICS

Multi-Axis High Precision Optical Alignment Stage

A compact multi-axis positioning mechanism engineered for demanding optical applications where nanometer-scale motion accuracy is essential. This optical alignment stage involves innovative kinematic design, and precision positioning with optimized structural design to maximize repeatability and dynamic stability. Dedicated attention to motion control, structural optimization, and intelligent cable management ensures reliable performance throughout the operating envelope.

RESOLUTION
Nanometer Resolution
POSITIONING ACCURACY
Micron-Level Precision
APPLICATION
Optics alignment
ENGINEERING CHALLENGEGenerating precise multi-axis motion from a simplified mechanism while eliminating positioning errors introduced by structural compliance and cable routing.
MECHATRONICS

3-DoF Sub-Micron Positioning Module

A high-precision positioning system developed for advanced optical metrology where thermal variation and mechanical disturbances directly affect measurement accuracy. The design integrates external positioning calibration, thermal compensation, and precision metrology with smart material selection to maintain stable positioning under varying operating conditions. Emphasis was placed on serviceability and equipment protection to ensure long-term measurement reliability with integral crash protection systems incorporated.

CONTROL AXES
Three-axis motion
POSITIONING ACCURACY
Sub-micron positioning
SYSTEM STABILITY
Thermal Drift Prediction & optimization
ENGINEERING CHALLENGEMaintaining repeatable positioning despite thermal drift while seamlessly integrating sensing, calibration and impact protection into a compact mechanism.
SEMICONDUCTOR

Mechatronic Balance Mass

A large-scale suspended structure engineered to accurately transfer motion and services across vacuum and atmospheric environments while maintaining exceptional positional stability. The project demonstrates expertise in vacuum isolation, load balancing, motion isolation, and precision suspension supported by advanced structural engineering and thermal stability considerations. Integrated service interfaces enable reliable electrical and fluid transfer without compromising system performance.

MOVING MASS
3000 kg assembly
SYSTEM FEATURE
High Dynamic Stability
FEATURE
Integrated cable & Hose interface system
ENGINEERING CHALLENGECreating a structurally stable interface between vacuum and atmospheric systems while allowing motion, minimizing alignment errors and transmitted disturbances.
ADVANCED ROBOTICS

Mobile Platform for Automated Ship Hull Welding Robot

A robotic mobility platform engineered for autonomous operation within highly constrained ship hull environments. The project combines mobile robotics, efficient power transmission, compact mechanical packaging, and optimized vehicle dynamics to deliver reliable navigation and welding stability. The solution emphasizes shock protection, robust mobility, and efficient system integration for demanding industrial automation applications.

MOBILITY
Autonomous movement
PLATFORM DESIGN
Compact drivetrain
INDUSTRY
Shipbuilding automation
ENGINEERING CHALLENGEPackaging an efficient drivetrain into constrained geometry while maintaining stability across irregular ship hull surfaces.
SPACE

High-Strength Lightweight Lunar Rover

A lightweight exploration platform engineered to withstand the harsh operating conditions of extraterrestrial environments. The project demonstrates expertise in space systems, lightweight structural design, mission assurance, and environmental protection while maintaining high mobility and reliability. Structural optimization, redundancy engineering, and contamination prevention were integrated to maximize operational success under extreme conditions.

STRUCTURE
High Specific Stiffness
DESIGN FEATURE
Labyrinth sealing design
ENGINEERING FEATURE
Fail Safe Redundant Architecture
ENGINEERING CHALLENGEAchieving dependable mobility on abrasive extraterrestrial terrain while preventing dust ingress and minimizing structural mass.
ADVANCED ROBOTICS

Engineered Framework for High-Performance Exoskeleton

A wearable carbon fiber robotic framework engineered to augment human motion while maximizing comfort, durability, and biomechanical efficiency. The project combines human factors engineering, ergonomic design, and assistive mechanisms with lightweight construction to improve user performance during physically demanding tasks. Extensive prototyping and biomechanical optimization were undertaken to enhance fatigue reduction and long-term usability.

FRAMEWORK
Carbon Fiber Harness
ACTUATION
Rope & bearing system
PERFORMANCE VALIDATION
Respiratory effort monitoring
ENGINEERING CHALLENGEProviding effective biomechanical assistance without compromising user comfort, natural movement or long-term durability.
SEMICONDUCTOR

High Energy Crash Architecture

A high-performance crash protection component engineered for precision motion systems operating in ultra-clean environments. The project focused on material engineering, design optimization, structural integrity, and manufacturability to improve system reliability while reducing manufacturing complexity and cost. Through intelligent redesign and simulation-driven validation, the solution achieved higher structural performance without increasing the available installation envelope.

DESIGN OPTIMIZATION
Complex Flexure Elimination
SMART MATERIAL APPLICATION
Low Magnetic Influence & particle generation
ENGINEERING FEATURE
Design for Manufacturing & Assembly Integration
ENGINEERING CHALLENGEIncreasing structural robustness and simplifying manufacturing within an unchanged design envelope while maintaining cleanroom compatibility, magnetic neutrality, and reliable load transfer during crash events.
SEMICONDUCTOR

Cable & Hose Clamp

A robust cable management solution engineered to maintain clamping performance throughout the operational life of high-dynamic precision equipment. The project addressed preload degradation caused by cable creep through mechanism development, compliance engineering, and lifecycle optimization. Multiple compliant concepts were evaluated to achieve reliable cable clamp preload retention while accommodating long-term dimensional changes without maintenance intervention.

DESIGN FEATURE
Custom Flexure Design
ENGINEERING FEATURE
Adaptive preload mechanism
DESIGN LIFE CYCLE
7-year operational life
ENGINEERING CHALLENGEMaintaining consistent clamping forces despite material creep and dimensional variation throughout the operational life of the machine.
SEMICONDUCTOR

NXE Top Frame Re-Modelling & Tolerance Optimization

Re-engineered the complete CAD architecture of the NXE Top Frame to establish a structured, maintainable, and manufacturing-ready engineering baseline. The project focused on improving design governance, standardizing model architecture, and redefining critical tolerances to enhance design robustness while ensuring compliance with client engineering standards and preserving functional intent across the assembly.

PROJECT SCOPE
Product Remodeling & Optimization
DELIVERABLES
CAD Models
DOCUMENTATION
TPD • TPS • CDR
ENGINEERING CHALLENGETransforming an unstructured legacy CAD model into a scalable engineering asset while redefining critical tolerances, improving manufacturability, and preserving existing functional interfaces without increasing part complexity.
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