FR411844A - Crics - Google Patents

Crics

Info

Publication number
FR411844A
FR411844A FR411844DA FR411844A FR 411844 A FR411844 A FR 411844A FR 411844D A FR411844D A FR 411844DA FR 411844 A FR411844 A FR 411844A
Authority
FR
France
Prior art keywords
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
English (en)
Inventor
Eugene Cook
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR411844A publication Critical patent/FR411844A/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
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR411844D 1909-01-20 1910-01-13 Crics Expired FR411844A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US411844XA 1909-01-20 1909-01-20

Publications (1)

Publication Number Publication Date
FR411844A true FR411844A (fr) 1910-06-27

Family

ID=1455759

Family Applications (1)

Application Number Title Priority Date Filing Date
FR411844D Expired FR411844A (fr) 1909-01-20 1910-01-13 Crics

Country Status (1)

Country Link
FR (1) FR411844A (fr)

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