Implements or apparatus for applying pushing or pulling force – Screw
Patent
1988-12-23
1990-05-01
Watson, Robert C.
Implements or apparatus for applying pushing or pulling force
Screw
744248R, 187 25, B66F 308
Patent
active
049212184
ABSTRACT:
Translation nut for a lifting unit.
Translation nut remarkable due to the combination of a sliding block (1) with a threaded tubular casing (19) on which it rests by means of a ball bearing (22), said bearing and, by support, the sliding block being selectively engaged by coupling and uncoupling means through an intermediary coaxial piece moving axially in movements of coupling and uncoupling under the effect of said coupling and uncoupling means.
This invention is of value to manufacturers and assemblers of truck bodies.
REFERENCES:
patent: 2218319 (1940-10-01), Pfauser
patent: 2654264 (1953-10-01), Auriol
patent: 2936625 (1960-05-01), Heiseler
patent: 2979965 (1961-04-01), Diebold
patent: 4279329 (1981-07-01), Gehran
patent: 4747320 (1988-05-01), Nilsson
Lohr S.A.
Watson Robert C.
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