'Sinking head' definitions:
Definition of 'Sinking head'
From: GCIDE
- Sinking \Sink"ing\, a. & n. from Sink. [1913 Webster]
- Sinking fund. See under Fund.
- Sinking head (Founding), a riser from which the mold is fed as the casting shrinks. See Riser, n., 4.
- Sinking pump, a pump which can be lowered in a well or a mine shaft as the level of the water sinks. [1913 Webster]
Definition of 'sinking head'
From: GCIDE
- Shrinking \Shrink"ing\, a. & n. from Shrink. [1913 Webster]
- Shrinking head (Founding), a body of molten metal connected with a mold for the purpose of supplying metal to compensate for the shrinkage of the casting; -- called also sinking head, and riser. [1913 Webster]