DCHP-1 Online
jackscrew (press) Fur Trade, Hist. 
n. a type of press used for baling furs, force being applied by a screw-operated jack.
See also: jackpress pack press
- 1941 Various sorts [of fur presses] were used--the jack screw press, the lever and tackle, the windlass press. . . .
- 1953 His press was a jack-screw used by the traders in baling furs.
- 1941 Various sorts [of fur presses] were used--the jack screw press, the lever and tackle, the windlass press. . . .