FR481486A - Perfectionnements aux mandrins pour forets - Google Patents

Perfectionnements aux mandrins pour forets

Info

Publication number
FR481486A
FR481486A FR481486A FR481486DA FR481486A FR 481486 A FR481486 A FR 481486A FR 481486 A FR481486 A FR 481486A FR 481486D A FR481486D A FR 481486DA FR 481486 A FR481486 A FR 481486A
Authority
FR
France
Prior art keywords
chucks
drills
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
FR481486A
Other languages
English (en)
Inventor
William Farquharson
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
Priority claimed from GB191420533D external-priority patent/GB191420533A/en
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR481486A publication Critical patent/FR481486A/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
    • B23B31/107—Retention by laterally-acting detents, e.g. pins, screws, wedges; Retention by loose elements, e.g. balls

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
FR481486A 1914-10-05 1916-04-13 Perfectionnements aux mandrins pour forets Expired FR481486A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191420533D GB191420533A (fr) 1914-10-05 1914-10-05

Publications (1)

Publication Number Publication Date
FR481486A true FR481486A (fr) 1916-12-08

Family

ID=32672735

Family Applications (1)

Application Number Title Priority Date Filing Date
FR481486A Expired FR481486A (fr) 1914-10-05 1916-04-13 Perfectionnements aux mandrins pour forets

Country Status (2)

Country Link
FR (1) FR481486A (fr)
GB (1) GB191511251A (fr)

Also Published As

Publication number Publication date
GB191511251A (en) 1916-04-13

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