Zobrazeno 1 - 1
of 1
pro vyhledávání: '"Low stroke times"'
Publikováno v:
Jixie chuandong, Vol 45, Pp 132-138 (2021)
Aiming at the low stroke times motion characteristics badly of beam pumping units，a reversing mechanism for gear guide-rod pumping units is analyzed. The reversing mechanism is mainly composed of a long rod incomplete gear，a rack moving frame，a
Externí odkaz:
https://doaj.org/article/bd14746a9a614bbb9ccdc736d751fe3b
