199178, the city of St. Petersburg, 17th V.O. line, 54, cor. 7

Lifting jacks with fixing nut

They allow to lift and hold the cargo in raised position (within the rod travel limits) for an unlimited period of time. Fixing nut secures safe handling of cargo for personnel.

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FEATURES
  1. Fixing nut holds the cargo in raised position for an unlimited period of time, securing safe work for personnel (fixing of a raised object is possible within the rod travel limits);
  2. Gravitational return of the rod takes place due to the lifted cargo, this type of mechanism is used in jacks over 500 tf and is indicated in the order formula – М. E.g.: ДГ*М*Г
  3. Jacks with lifting capacity over300 tf are equipped with safety valve in the head end, which prevents spontaneous drainage of hydraulic liquid from the head end in case of pump or high-pressure hose damage;
  4. Jacks are driven by manual and foot pumps, as well as oil stations.
SPECIFICATIONS
MODEL

PRESSURE

LIFTING CAPACITY

ROD TRAVEL

ROD RETURN

MATERIAL

ДГхГхГ

70 MPa

100-500 tons

50-300 mm

hydraulic

steel

ДГхП(М)хГ

70 MPa

50-1000 tons

50-300 mm

spring gravitational

steel