FR490189A - Mandrin de percage - Google Patents

Mandrin de percage

Info

Publication number
FR490189A
FR490189A FR490189A FR490189DA FR490189A FR 490189 A FR490189 A FR 490189A FR 490189 A FR490189 A FR 490189A FR 490189D A FR490189D A FR 490189DA FR 490189 A FR490189 A FR 490189A
Authority
FR
France
Prior art keywords
drill chuck
chuck
drill
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
FR490189A
Other languages
English (en)
Inventor
Ernst Frey
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 FR490189A publication Critical patent/FR490189A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
    • B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
    • B23B31/16004—Jaws movement actuated by one or more spiral grooves
    • B23B31/16008—Details of the jaws

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR490189A 1916-12-09 1918-05-21 Mandrin de percage Expired FR490189A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH490189X 1916-12-09
DE306537T 1917-03-31

Publications (1)

Publication Number Publication Date
FR490189A true FR490189A (fr) 1919-04-05

Family

ID=43806867

Family Applications (1)

Application Number Title Priority Date Filing Date
FR490189A Expired FR490189A (fr) 1916-12-09 1918-05-21 Mandrin de percage

Country Status (1)

Country Link
FR (1) FR490189A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2678827A (en) * 1949-05-04 1954-05-18 Johannes Cawi Clamping chuck for machine tools
US2695177A (en) * 1950-05-03 1954-11-23 Johannes Cawi Clamping chuck for machine tools

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2678827A (en) * 1949-05-04 1954-05-18 Johannes Cawi Clamping chuck for machine tools
US2695177A (en) * 1950-05-03 1954-11-23 Johannes Cawi Clamping chuck for machine tools

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