Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B66—HOISTING; LIFTING; HAULING
  • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
  • B66F1/00—Devices, e.g. jacks, for lifting loads in predetermined steps
  • B66F1/02—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B66—HOISTING; LIFTING; HAULING
  • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
  • B66F1/00—Devices, e.g. jacks, for lifting loads in predetermined steps
  • B66F1/02—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts
  • B66F1/025—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts the devices being operated by fluid pressure
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B66—HOISTING; LIFTING; HAULING
  • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
  • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
  • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
  • B66F3/25—Constructional features
  • B66F3/30—Constructional features with positive brakes or locks
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B66—HOISTING; LIFTING; HAULING
  • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
  • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
  • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
  • B66F3/25—Constructional features
  • B66F3/42—Constructional features with self-contained pumps, e.g. actuated by hand

Landscapes

• Life Sciences & Earth Sciences (AREA)
• Engineering & Computer Science (AREA)
• Geology (AREA)
• Mechanical Engineering (AREA)
• Structural Engineering (AREA)
• Physics & Mathematics (AREA)
• Fluid Mechanics (AREA)
• Vehicle Body Suspensions (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=7498555

Family Applications (2)

Family Applications Before (1)

Country Status (3)

Families Citing this family (1)

• 1960
  • 1960-12-03 NL NL258697A patent/NL120648C/xx active
  • 1960-12-03 CH CH1355860A patent/CH393677A/de unknown
  • 1960-12-03 NL NL258697D patent/NL258697A/xx unknown
  • 1960-12-05 GB GB4185260A patent/GB933574A/en not_active Expired

Also Published As

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