1857 T. P. Thompson (1858) I. v. 16 That men in fine weather throw away their storm-sails, and heave overboard their pump-machinery.
1924 U. Sinclair xxxix. 199 The president and general manager of a pump machinery company.
2005 (Nexis) 18 Jan. 7 They will not survive being banged around by the pump machinery or the harsh chemicals used to keep the inside of the pipes clean.