FR730831A - Boring process - Google Patents

Boring process

Info

Publication number
FR730831A
FR730831A FR730831DA FR730831A FR 730831 A FR730831 A FR 730831A FR 730831D A FR730831D A FR 730831DA FR 730831 A FR730831 A FR 730831A
Authority
FR
France
Prior art keywords
boring process
boring
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.)
Ernst Krause and Co
Original Assignee
Ernst Krause and 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 Ernst Krause and Co filed Critical Ernst Krause and Co
Application granted granted Critical
Publication of FR730831A publication Critical patent/FR730831A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
    • B23B29/03—Boring heads
    • B23B29/034—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings
    • B23B29/03403—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable before starting manufacturing
    • B23B29/03407—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable before starting manufacturing by means of screws and nuts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
FR730831D 1931-02-02 1932-02-01 Boring process Expired FR730831A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE396102X 1931-02-02

Publications (1)

Publication Number Publication Date
FR730831A true FR730831A (en) 1932-08-24

Family

ID=6396975

Family Applications (1)

Application Number Title Priority Date Filing Date
FR730831D Expired FR730831A (en) 1931-02-02 1932-02-01 Boring process

Country Status (2)

Country Link
FR (1) FR730831A (en)
GB (1) GB396102A (en)

Also Published As

Publication number Publication date
GB396102A (en) 1933-07-31

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