FR1258249A - Cric à montée par coincement et à descente par rampe hélicoïdale - Google Patents

Cric à montée par coincement et à descente par rampe hélicoïdale

Info

Publication number
FR1258249A
FR1258249A FR814563A FR814563A FR1258249A FR 1258249 A FR1258249 A FR 1258249A FR 814563 A FR814563 A FR 814563A FR 814563 A FR814563 A FR 814563A FR 1258249 A FR1258249 A FR 1258249A
Authority
FR
France
Prior art keywords
wedging
jack
helical ramp
ramp descent
descent
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
FR814563A
Other languages
English (en)
French (fr)
Inventor
Jean-Jacques Rousseau
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
Priority to FR814563A priority Critical patent/FR1258249A/fr
Priority to CH1448260A priority patent/CH369569A/fr
Priority to NL259487D priority patent/NL259487A/xx
Priority to DER29361A priority patent/DE1152238B/de
Priority to NL259487A priority patent/NL129748C/xx
Priority to GB4467960A priority patent/GB914291A/en
Application granted granted Critical
Publication of FR1258249A publication Critical patent/FR1258249A/fr
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
    • 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
    • B66F1/04—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts the posts being toothed
    • B66F1/06—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 actuated mechanically
    • 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
    • B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
    • 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
    • B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
    • B66F3/16—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated actuated through bevel-wheel gearings

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
  • Invalid Beds And Related Equipment (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
FR814563A 1959-12-29 1959-12-29 Cric à montée par coincement et à descente par rampe hélicoïdale Expired FR1258249A (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR814563A FR1258249A (fr) 1959-12-29 1959-12-29 Cric à montée par coincement et à descente par rampe hélicoïdale
CH1448260A CH369569A (fr) 1959-12-29 1960-12-27 Cric
NL259487D NL259487A (en)) 1959-12-29 1960-12-28
DER29361A DE1152238B (de) 1959-12-29 1960-12-28 Wagenheber zum schrittweisen Heben und kontinuierlichen Senken der Last
NL259487A NL129748C (en)) 1959-12-29 1960-12-28
GB4467960A GB914291A (en) 1959-12-29 1960-12-29 Improvements in lifting jacks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR814563A FR1258249A (fr) 1959-12-29 1959-12-29 Cric à montée par coincement et à descente par rampe hélicoïdale

Publications (1)

Publication Number Publication Date
FR1258249A true FR1258249A (fr) 1961-04-14

Family

ID=8723263

Family Applications (1)

Application Number Title Priority Date Filing Date
FR814563A Expired FR1258249A (fr) 1959-12-29 1959-12-29 Cric à montée par coincement et à descente par rampe hélicoïdale

Country Status (5)

Country Link
CH (1) CH369569A (en))
DE (1) DE1152238B (en))
FR (1) FR1258249A (en))
GB (1) GB914291A (en))
NL (2) NL129748C (en))

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB525455A (en) * 1939-02-21 1940-08-28 Alvin Leonard Johnson Improvements in and relating to lifting jacks
DE889688C (de) * 1950-12-17 1953-11-19 Karl Herzog Sanitaere Friseur Hubeinrichtung
DE962197C (de) * 1952-09-27 1957-04-18 Braselmann Fa Ferd Hebevorrichtung mit Klemmplattenschaltwerk

Also Published As

Publication number Publication date
GB914291A (en) 1963-01-02
NL259487A (en)) 1970-05-15
NL129748C (en)) 1970-09-16
CH369569A (fr) 1963-05-31
DE1152238B (de) 1963-08-01

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