FR693951A - Process for lapping shutters and valves and machine implementing this process - Google Patents

Process for lapping shutters and valves and machine implementing this process

Info

Publication number
FR693951A
FR693951A FR693951DA FR693951A FR 693951 A FR693951 A FR 693951A FR 693951D A FR693951D A FR 693951DA FR 693951 A FR693951 A FR 693951A
Authority
FR
France
Prior art keywords
shutters
lapping
valves
machine implementing
implementing
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
Karl Martin
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
Application granted granted Critical
Publication of FR693951A publication Critical patent/FR693951A/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
    • B24B15/00—Machines or devices designed for grinding seat surfaces; Accessories therefor
    • B24B15/08—Machines or devices designed for grinding seat surfaces; Accessories therefor for grinding co-operating seat surfaces by moving one over the other

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR693951D 1929-08-18 1929-08-17 Process for lapping shutters and valves and machine implementing this process Expired FR693951A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE693951X 1929-08-18

Publications (1)

Publication Number Publication Date
FR693951A true FR693951A (en) 1930-11-27

Family

ID=6605573

Family Applications (1)

Application Number Title Priority Date Filing Date
FR693951D Expired FR693951A (en) 1929-08-18 1929-08-17 Process for lapping shutters and valves and machine implementing this process

Country Status (1)

Country Link
FR (1) FR693951A (en)

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