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GB2230733B - Method and apparatus for cutting apertures - Google Patents

Method and apparatus for cutting apertures

Info

Publication number
GB2230733B
GB2230733B GB8903500A GB8903500A GB2230733B GB 2230733 B GB2230733 B GB 2230733B GB 8903500 A GB8903500 A GB 8903500A GB 8903500 A GB8903500 A GB 8903500A GB 2230733 B GB2230733 B GB 2230733B
Authority
GB
United Kingdom
Prior art keywords
cutting apertures
apertures
cutting
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 - Fee Related
Application number
GB8903500A
Other versions
GB8903500D0 (en
GB2230733A (en
Inventor
Richard Ruben Ritchie
Eric Matthews
Robert James Maughan
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.)
ASS WESTERN Ltd
Original Assignee
ASS WESTERN Ltd
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 ASS WESTERN Ltd filed Critical ASS WESTERN Ltd
Priority to GB8903500A priority Critical patent/GB2230733B/en
Publication of GB8903500D0 publication Critical patent/GB8903500D0/en
Priority to AU51557/90A priority patent/AU5155790A/en
Priority to PCT/GB1990/000258 priority patent/WO1990009254A1/en
Publication of GB2230733A publication Critical patent/GB2230733A/en
Application granted granted Critical
Publication of GB2230733B publication Critical patent/GB2230733B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
    • B23B47/28—Drill jigs for workpieces
    • B23B47/287—Jigs for drilling plate-like workpieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2260/00—Details of constructional elements
    • B23B2260/088—Indication scales

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Punching Or Piercing (AREA)
GB8903500A 1989-02-16 1989-02-16 Method and apparatus for cutting apertures Expired - Fee Related GB2230733B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB8903500A GB2230733B (en) 1989-02-16 1989-02-16 Method and apparatus for cutting apertures
AU51557/90A AU5155790A (en) 1989-02-16 1990-02-16 Method and apparatus for cutting apertures
PCT/GB1990/000258 WO1990009254A1 (en) 1989-02-16 1990-02-16 Method and apparatus for cutting apertures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8903500A GB2230733B (en) 1989-02-16 1989-02-16 Method and apparatus for cutting apertures

Publications (3)

Publication Number Publication Date
GB8903500D0 GB8903500D0 (en) 1989-04-05
GB2230733A GB2230733A (en) 1990-10-31
GB2230733B true GB2230733B (en) 1992-05-06

Family

ID=10651780

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8903500A Expired - Fee Related GB2230733B (en) 1989-02-16 1989-02-16 Method and apparatus for cutting apertures

Country Status (3)

Country Link
AU (1) AU5155790A (en)
GB (1) GB2230733B (en)
WO (1) WO1990009254A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8926500D0 (en) * 1989-11-23 1990-01-10 Chip Plugs Limited Method and apparatus for use in making an opening

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH230730A (en) * 1942-06-22 1944-01-31 Baitella Carlo Drilling jig.
NL7501067A (en) * 1975-01-29 1975-04-29 Hans Peter Tjerk Spoelstra Opening formation process in door - drills holes from stencil for pins of template, defining opening
US4054396A (en) * 1976-08-24 1977-10-18 Cassidy Charles E Template holder
US4257166A (en) * 1979-08-30 1981-03-24 Barker Gary L Adjustable drill template
US4718413A (en) * 1986-12-24 1988-01-12 Orthomet, Inc. Bone cutting guide and methods for using same
FR2618371B1 (en) * 1987-07-23 1992-06-26 Quacchia Gerard APPARATUS FOR ROUND CUTTING ELEMENTS OF ARCHES

Also Published As

Publication number Publication date
WO1990009254A1 (en) 1990-08-23
AU5155790A (en) 1990-09-05
GB8903500D0 (en) 1989-04-05
GB2230733A (en) 1990-10-31

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930216