GB888063A - Improvements in drilling or like tools - Google Patents

Improvements in drilling or like tools

Info

Publication number
GB888063A
GB888063A GB2341/59A GB234159A GB888063A GB 888063 A GB888063 A GB 888063A GB 2341/59 A GB2341/59 A GB 2341/59A GB 234159 A GB234159 A GB 234159A GB 888063 A GB888063 A GB 888063A
Authority
GB
United Kingdom
Prior art keywords
drilling
tools
rotary
payne
dimple
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
GB2341/59A
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
Priority to GB2341/59A priority Critical patent/GB888063A/en
Publication of GB888063A publication Critical patent/GB888063A/en
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
    • B23B31/1072—Retention by axially or circumferentially oriented cylindrical elements
    • 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
    • B23B31/10741—Retention by substantially radially oriented pins

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)

Abstract

888,063. Rotary-cutters; chucks. PAYNE, T. May 16, 1960 [May 16, 1959], No. 2341/59. Class 83 (3). A drill or like rotary-cutter comprises a cutting portion A, and a body portion B, having interengaging slots E, C, and flats D, F, the two parts being held in place by a spring- urged plunger G, co-operating with a dimple A1 on the portion A.
GB2341/59A 1959-05-16 1959-05-16 Improvements in drilling or like tools Expired GB888063A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2341/59A GB888063A (en) 1959-05-16 1959-05-16 Improvements in drilling or like tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2341/59A GB888063A (en) 1959-05-16 1959-05-16 Improvements in drilling or like tools

Publications (1)

Publication Number Publication Date
GB888063A true GB888063A (en) 1962-01-24

Family

ID=9737841

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2341/59A Expired GB888063A (en) 1959-05-16 1959-05-16 Improvements in drilling or like tools

Country Status (1)

Country Link
GB (1) GB888063A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0068829A2 (en) * 1981-06-25 1983-01-05 John Macdonald & Company (Pneumatic Tools) Limited Improvements in scabbler bits

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0068829A2 (en) * 1981-06-25 1983-01-05 John Macdonald & Company (Pneumatic Tools) Limited Improvements in scabbler bits
EP0068829A3 (en) * 1981-06-25 1984-08-22 John Macdonald & Company (Pneumatic Tools) Limited Improvements in scabbler bits

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