Man Mohan Suri (1928–1981) was an Indian mechanical engineer and the Director of

Central Mechanical Engineering Research Institute Central Mechanical Engineering Research Institute (also known as CSIR-CMERI Durgapur or CMERI Durgapur) is a public engineering research and development institution in Durgapur, West Bengal, India. It is a constituent laboratory of the Indian ...

(CMERI), Durgapur. He is best known for inventing '' Suri Transmission'', a hydromechanical transmission unit, reported to increase the efficiency of diesel locomotives and he held the patent for the inventions. The technology is known to have led to 36 patent specifications in eleven countries. He is also credited with the conceptualization of Swaraj farm tractor, a product of Punjab Tractors Ltd. and held another patent for his development of ''Railway truck wheel assembly''. He received the fourth highest Indian civilian award of the

Padma Shri The Padma Shri (IAST: ''padma śrī'', lit. 'Lotus Honour'), also spelled Padma Shree, is the fourth-highest Indian honours system, civilian award of the Republic of India, after the Bharat Ratna, the Padma Vibhushan and the Padma Bhushan. In ...

in 1961. The

Council of Scientific and Industrial Research The Council of Scientific and Industrial Research (CSIR; IAST: ''vaigyanik tathā audyogik anusandhāna pariṣada'') is a research and development (R&D) organisation in India to promote scientific, industrial and economic growth. Headquarter ...

, the apex agency of the Government of India for scientific research, awarded him the

Shanti Swarup Bhatnagar Prize for Science and Technology Shanti or Shanthi may refer to: In Sanskrit * Inner peace, a state of being mentally and spiritually at peace, with enough knowledge and understanding to keep oneself strong in the face of discord or stress * Kshanti, one of the paramitas of B ...

, one of the highest Indian science awards for his contributions to Engineering Sciences in 1962. The Indian Institute of Technology, Delhi has instituted an annual award, ''Padmashri Manmohan Suri Project Award'', for honoring the best mechanical project by its alumni. Swaraj Tractor

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* * * Recipients of the Padma Shri in science & engineering Recipients of the Shanti Swarup Bhatnagar Award in Engineering Science 1928 births 1981 deaths Engineers from Punjab, India 20th-century Indian inventors Indian mechanical engineers 20th-century Indian engineers {{India-engineer-stub People from Punjab Province (British India)