FR620721A - Improvements to grinding machines - Google Patents

Improvements to grinding machines

Info

Publication number
FR620721A
FR620721A FR620721DA FR620721A FR 620721 A FR620721 A FR 620721A FR 620721D A FR620721D A FR 620721DA FR 620721 A FR620721 A FR 620721A
Authority
FR
France
Prior art keywords
grinding machines
grinding
machines
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)
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.)
Heald Machine Co
Original Assignee
Heald Machine Co
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 Heald Machine Co filed Critical Heald Machine Co
Application granted granted Critical
Publication of FR620721A publication Critical patent/FR620721A/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
    • B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
    • B24B5/06—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces internally

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR620721D 1925-08-07 1926-07-29 Improvements to grinding machines Expired FR620721A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US620721XA 1925-08-07 1925-08-07

Publications (1)

Publication Number Publication Date
FR620721A true FR620721A (en) 1927-04-28

Family

ID=22040043

Family Applications (1)

Application Number Title Priority Date Filing Date
FR620721D Expired FR620721A (en) 1925-08-07 1926-07-29 Improvements to grinding machines

Country Status (1)

Country Link
FR (1) FR620721A (en)

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