Positioner vs Pillow - What's the difference?
positioner | pillow |
Any mechanical device used to position something
The part of a control valve used to control the opening or closing of the actuator based on electric, or pneumatic signals
A soft cushion used to support the head in bed.
(geology) A pillow lava.
(engineering) A piece of metal or wood, forming a support to equalize pressure; a brass; a pillow block.
(nautical) A block under the inner end of a bowsprit.
A kind of plain, coarse fustian.
To rest as on a pillow.
* 1942': She had '''pillowed her head on her arm — Rebecca West, ''Black Lamb and Grey Falcon (Canongate 2006, p. 815-6)
