This was one of the words coined during the “Pilipino” era of the early 1970s, when there was a big push to create native equivalents for foreign words.
It is rarely used these days and cannot be recognized by most Filipinos. The more favored term is the Spanish-derived mekanismo.
palasigmuan
mechanism
Ito ay sistema ng mga bahagi na nagpapaandar sa isang makina.