ZA75606B - A lifting device for raising, lowering and suspending heavy loads - Google Patents

A lifting device for raising, lowering and suspending heavy loads

Info

Publication number
ZA75606B
ZA75606B ZA00750606A ZA75606A ZA75606B ZA 75606 B ZA75606 B ZA 75606B ZA 00750606 A ZA00750606 A ZA 00750606A ZA 75606 A ZA75606 A ZA 75606A ZA 75606 B ZA75606 B ZA 75606B
Authority
ZA
South Africa
Prior art keywords
lowering
raising
lifting device
heavy loads
suspending heavy
Prior art date
Application number
ZA00750606A
Inventor
N Ahlgren
Original Assignee
N Ahlgren
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by N Ahlgren filed Critical N Ahlgren
Publication of ZA75606B publication Critical patent/ZA75606B/en

Links

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
    • B66F1/04—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts the posts being toothed
    • B66F1/08—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts the posts being toothed and the devices being operated by fluid pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
ZA00750606A 1974-01-30 1975-01-29 A lifting device for raising, lowering and suspending heavy loads ZA75606B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7401176A SE378404B (en) 1974-01-30 1974-01-30

Publications (1)

Publication Number Publication Date
ZA75606B true ZA75606B (en) 1976-01-28

Family

ID=20320051

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00750606A ZA75606B (en) 1974-01-30 1975-01-29 A lifting device for raising, lowering and suspending heavy loads

Country Status (2)

Country Link
SE (1) SE378404B (en)
ZA (1) ZA75606B (en)

Also Published As

Publication number Publication date
SE7401176L (en) 1975-07-31
SE378404B (en) 1975-09-01

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