FR491890A - Speed multiplier - Google Patents

Speed multiplier

Info

Publication number
FR491890A
FR491890A FR491890DA FR491890A FR 491890 A FR491890 A FR 491890A FR 491890D A FR491890D A FR 491890DA FR 491890 A FR491890 A FR 491890A
Authority
FR
France
Prior art keywords
speed multiplier
multiplier
speed
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
Maurice Rocher
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 FR491890A publication Critical patent/FR491890A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR491890D 1918-08-29 1918-08-29 Speed multiplier Expired FR491890A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR491890T 1918-08-29

Publications (1)

Publication Number Publication Date
FR491890A true FR491890A (en) 1919-06-20

Family

ID=1527838

Family Applications (1)

Application Number Title Priority Date Filing Date
FR491890D Expired FR491890A (en) 1918-08-29 1918-08-29 Speed multiplier

Country Status (1)

Country Link
FR (1) FR491890A (en)

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