FR510047A - Mechanical tangent screw jack - Google Patents

Mechanical tangent screw jack

Info

Publication number
FR510047A
FR510047A FR510047A FR510047DA FR510047A FR 510047 A FR510047 A FR 510047A FR 510047 A FR510047 A FR 510047A FR 510047D A FR510047D A FR 510047DA FR 510047 A FR510047 A FR 510047A
Authority
FR
France
Prior art keywords
screw jack
tangent screw
mechanical tangent
mechanical
jack
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
FR510047A
Other languages
French (fr)
Inventor
Joseph-Walter Christen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JOSEPH WALTER CHRISTEN
Original Assignee
JOSEPH WALTER CHRISTEN
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 JOSEPH WALTER CHRISTEN filed Critical JOSEPH WALTER CHRISTEN
Application granted granted Critical
Publication of FR510047A publication Critical patent/FR510047A/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
    • B66F3/02—Devices, e.g. jacks, adapted for uninterrupted lifting of loads with racks actuated by pinions

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR510047A 1920-02-14 1920-02-14 Mechanical tangent screw jack Expired FR510047A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR510047T 1920-02-14

Publications (1)

Publication Number Publication Date
FR510047A true FR510047A (en) 1920-11-25

Family

ID=8911489

Family Applications (1)

Application Number Title Priority Date Filing Date
FR510047A Expired FR510047A (en) 1920-02-14 1920-02-14 Mechanical tangent screw jack

Country Status (1)

Country Link
FR (1) FR510047A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2575147A1 (en) * 1984-12-26 1986-06-27 Mathellier Gervais Variable-height tripod, intended to raise lighting equipment or any other loads

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2575147A1 (en) * 1984-12-26 1986-06-27 Mathellier Gervais Variable-height tripod, intended to raise lighting equipment or any other loads

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