GB564663A - Improvements in or relating to a method of and means for drilling tapered and undercut holes in wood, metal, plastics, stone or other solid materials - Google Patents

Improvements in or relating to a method of and means for drilling tapered and undercut holes in wood, metal, plastics, stone or other solid materials

Info

Publication number
GB564663A
GB564663A GB889643A GB889643A GB564663A GB 564663 A GB564663 A GB 564663A GB 889643 A GB889643 A GB 889643A GB 889643 A GB889643 A GB 889643A GB 564663 A GB564663 A GB 564663A
Authority
GB
United Kingdom
Prior art keywords
stone
wood
plastics
relating
metal
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
GB889643A
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.)
ROBERT JOHN JAY
Original Assignee
ROBERT JOHN JAY
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 ROBERT JOHN JAY filed Critical ROBERT JOHN JAY
Priority to GB889643A priority Critical patent/GB564663A/en
Publication of GB564663A publication Critical patent/GB564663A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/0018—Drills for enlarging a hole

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Drilling Tools (AREA)

Abstract

564,663. Dowelling. JAY R J. June 3, 1943, No. 8896. [Class 89 (ii)] [Also in Group XXII] In connecting parts by dowels, holes having a cylindrical portion e and an undercut portion tare drilled in the two parts and dowels constructed to be expanded at each end are employed.
GB889643A 1943-06-03 1943-06-03 Improvements in or relating to a method of and means for drilling tapered and undercut holes in wood, metal, plastics, stone or other solid materials Expired GB564663A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB889643A GB564663A (en) 1943-06-03 1943-06-03 Improvements in or relating to a method of and means for drilling tapered and undercut holes in wood, metal, plastics, stone or other solid materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB889643A GB564663A (en) 1943-06-03 1943-06-03 Improvements in or relating to a method of and means for drilling tapered and undercut holes in wood, metal, plastics, stone or other solid materials

Publications (1)

Publication Number Publication Date
GB564663A true GB564663A (en) 1944-10-06

Family

ID=9861384

Family Applications (1)

Application Number Title Priority Date Filing Date
GB889643A Expired GB564663A (en) 1943-06-03 1943-06-03 Improvements in or relating to a method of and means for drilling tapered and undercut holes in wood, metal, plastics, stone or other solid materials

Country Status (1)

Country Link
GB (1) GB564663A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0116154A2 (en) * 1983-02-12 1984-08-22 Fischerwerke Arthur Fischer GmbH & Co. KG Undercutting tool
ES2422010A1 (en) * 2012-03-01 2013-09-06 Univ Coruna Anchoring system of glued bars in wooden elements by means of drills with multiple extensions (Machine-translation by Google Translate, not legally binding)
DE102016104777A1 (en) * 2016-03-15 2017-09-21 Holz-Her Gmbh Method for processing a wood-based panel and woodworking tool for carrying out the method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0116154A2 (en) * 1983-02-12 1984-08-22 Fischerwerke Arthur Fischer GmbH & Co. KG Undercutting tool
EP0116154A3 (en) * 1983-02-12 1985-09-25 Fischerwerke Arthur Fischer GmbH & Co. KG Undercutting tool
ES2422010A1 (en) * 2012-03-01 2013-09-06 Univ Coruna Anchoring system of glued bars in wooden elements by means of drills with multiple extensions (Machine-translation by Google Translate, not legally binding)
DE102016104777A1 (en) * 2016-03-15 2017-09-21 Holz-Her Gmbh Method for processing a wood-based panel and woodworking tool for carrying out the method
DE102016104777B4 (en) * 2016-03-15 2021-05-27 Holz-Her Gmbh Process for processing a wood-based panel

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