Joseph Francis Joy

Joseph Francis Joy (September 13, 1883 – February 1957) was born in the small mining town of Cumberland, Maryland. Joy is known for being an inventor. He accumulated 190 patents in his lifetime.

Joseph Francis Joy
Born(1883-09-13)September 13, 1883
Cumberland, Maryland
DiedFebruary , 1957 (aged 73)
OccupationInventor

His major inventions were recognized as milestones in the history of underground mining mechanization.[1] He had pioneered new concepts in hydraulics, modern control and power circuits, trackless mining equipment, efficient gearing and seal designs as well as dozens of other "firsts" in the industry. His contributions changed forever the way minerals are mined.

Joy is also known for founding the company that bears his name: Joy Mining Machinery.

A patent office image of Joy's Loading machine

Notes
  1. Keith Dix (15 December 1988). What’s a Coal Miner to Do?: The Mechanization of Coal Mining. University of Pittsburgh Pre. p. 61. ISBN 978-0-8229-7654-7.
gollark: No, that is mediocre things.
gollark: Good things, however, are measured in kelvin-seconds per ohm-katal squared.
gollark: No, bad things are dimensionless.
gollark: According to my calculations, my promotion to owner would increase good things by 2589172.7 and decrease bad things by 1092740.0007.
gollark: You are absolutely right.


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