FR774216A - Descent valve device for hydraulic jacks - Google Patents

Descent valve device for hydraulic jacks

Info

Publication number
FR774216A
FR774216A FR774216DA FR774216A FR 774216 A FR774216 A FR 774216A FR 774216D A FR774216D A FR 774216DA FR 774216 A FR774216 A FR 774216A
Authority
FR
France
Prior art keywords
valve device
hydraulic jacks
descent valve
descent
jacks
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Felix Rassant
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 filed Critical
Application granted granted Critical
Publication of FR774216A publication Critical patent/FR774216A/en
Expired legal-status Critical Current

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
    • 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)
FR774216D 1933-09-01 1933-09-01 Descent valve device for hydraulic jacks Expired FR774216A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR774216T 1933-09-01

Publications (1)

Publication Number Publication Date
FR774216A true FR774216A (en) 1934-12-03

Family

ID=9199765

Family Applications (1)

Application Number Title Priority Date Filing Date
FR774216D Expired FR774216A (en) 1933-09-01 1933-09-01 Descent valve device for hydraulic jacks

Country Status (1)

Country Link
FR (1) FR774216A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1125620B (en) * 1956-10-19 1962-03-15 Hans Molly Dipl Ing Hydraulic lifting device, especially for agricultural tractors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1125620B (en) * 1956-10-19 1962-03-15 Hans Molly Dipl Ing Hydraulic lifting device, especially for agricultural tractors

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