FR474240A - Foret ou outil automatique à roder les soupapes - Google Patents

Foret ou outil automatique à roder les soupapes

Info

Publication number
FR474240A
FR474240A FR474240DA FR474240A FR 474240 A FR474240 A FR 474240A FR 474240D A FR474240D A FR 474240DA FR 474240 A FR474240 A FR 474240A
Authority
FR
France
Prior art keywords
drill
automatic valve
lapping tool
valve lapping
tool
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
Charles Wesley Townsend
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 FR474240A publication Critical patent/FR474240A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C3/00—Milling particular work; Special milling operations; Machines therefor
    • B23C3/02—Milling surfaces of revolution
    • B23C3/05—Finishing valves or valve seats

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR474240D 1914-06-29 1914-06-29 Foret ou outil automatique à roder les soupapes Expired FR474240A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR474240T 1914-06-29

Publications (1)

Publication Number Publication Date
FR474240A true FR474240A (fr) 1915-02-12

Family

ID=1512229

Family Applications (1)

Application Number Title Priority Date Filing Date
FR474240D Expired FR474240A (fr) 1914-06-29 1914-06-29 Foret ou outil automatique à roder les soupapes

Country Status (1)

Country Link
FR (1) FR474240A (fr)

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