GRANTED PATENT NO. 439813 Inventor · Indian Patent No. 439813

Power Line Inspection Robot (Hexarotor)

Teleoperated hexarotor crawler engineered to land on live high-voltage power transmission lines and traverse conductors using rubber-coated rollers. Streamlines inspection without helicopters or line climbers.

Hexarotor UAV High-Voltage EMI Shielding Rubber Rollers Wireless Video Downlink
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🖼️ Visual System Architecture & Interface
Power Line Inspection Robot (Hexarotor)
No. 439813
Patent Number
20 Years (2023)
Term Granted
Sole Inventor
Invention Role
Hexarotor Crawler
Mechanism

📜 Official Patent Record

  • Patent Number: Indian Patent No. 439813
  • Title: POWER LINE INSPECTION ROBOT
  • Application Number: 2237/CHE/2014 (Filed 05/05/2014 · Granted 20/07/2023)
  • Sole Inventor: Baboo Balan
  • Patentee: Vel Tech Rangarajan Dr. Sagunthala R&D Institute of Science and Technology

⚡ The Engineering Invention

Inspecting live high-voltage power transmission lines historically required hazardous manual line climbing or weather-dependent helicopter flyovers.

The Power Line Inspection Robot introduces a hybrid airborne-and-crawling mechanism:

  1. Hexarotor Airborne Flight: Multi-rotor hexarotor flies up to the overhead high-voltage transmission line.
  2. Conductor Landing & Crawling: Safely lands on the energized conductors and transitions from airborne flight to crawling along the line on rubber-coated rollers.
  3. High-Voltage EMI Shielding: Insulated shielding protects onboard electronics from severe electromagnetic field interference.
  4. Wireless Video Downlink: Pan–tilt camera streams real-time wireless video downlink to a ground control station, allowing field technicians to inspect conductors, insulators, and vibration dampers safely from the ground.
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