FR420977A - Perfectionnements apportés aux crics - Google Patents

Perfectionnements apportés aux crics

Info

Publication number
FR420977A
FR420977A FR420977DA FR420977A FR 420977 A FR420977 A FR 420977A FR 420977D A FR420977D A FR 420977DA FR 420977 A FR420977 A FR 420977A
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
Erostus Leroy Coddington
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.)
EROSTUS LEROY CODDINGTON
Original Assignee
EROSTUS LEROY CODDINGTON
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 EROSTUS LEROY CODDINGTON filed Critical EROSTUS LEROY CODDINGTON
Application granted granted Critical
Publication of FR420977A publication Critical patent/FR420977A/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
    • 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
    • B66F3/14—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated actuated through pawl-and-ratchet mechanisms

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR420977D 1909-10-11 1910-09-30 Perfectionnements apportés aux crics Expired FR420977A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US420977XA 1909-10-11 1909-10-11

Publications (1)

Publication Number Publication Date
FR420977A true FR420977A (fr) 1911-02-11

Family

ID=1464062

Family Applications (1)

Application Number Title Priority Date Filing Date
FR420977D Expired FR420977A (fr) 1909-10-11 1910-09-30 Perfectionnements apportés aux crics

Country Status (1)

Country Link
FR (1) FR420977A (fr)

Similar Documents

Publication Publication Date Title
FR412576A (fr) Perfectionnements aux grues
FR415176A (fr) Perfectionnements aux ombrelles
FR399012A (fr) Perfectionnements apportés aux atmorhinomètres
FR420565A (fr) Perfectionnements apportés aux tés
FR15951E (fr) Perfectionnements aux haveuses-trancheuses
FR405487A (fr) Perfectionnements aux haveuses-trancheuses
FR405533A (fr) Perfectionnements apportés aux ornithoptères
FR402195A (fr) Perfectionnements aux dictographes
FR401930A (fr) Perfectionnement apporté aux crémones
FR418322A (fr) Perfectionnements aux alésoirs
FR413362A (fr) Perfectionnements apportés aux biblorhaptes
FR412170A (fr) Perfectionnements apportés aux biblorhaptes
FR398847A (fr) Perfectionnements aux alambics
FR11143E (fr) Perfectionnements aux aéroplanes
FR411844A (fr) Crics
FR419206A (fr) Perfectionnements apportés aux lampes
FR423628A (fr) Perfectionnements apportés aux crics
FR400820A (fr) Perfectionnements aux convertisseurs
FR13009E (fr) Perfectionnements aux convertisseurs
FR416771A (fr) Perfectionnements aux convertisseurs
FR405781A (fr) Perfectionnements apportés aux constructions en béton
FR419812A (fr) Perfectionnements apportés aux dirigeables
FR400625A (fr) Perfectionnements apportés aux pare-brise
FR364156A (fr) Perfectionnements apportés aux crics
FR412114A (fr) Perfectionnements apportés aux accumulateurs