GB2102314B - Drills - Google Patents

Drills

Info

Publication number
GB2102314B
GB2102314B GB08122985A GB8122985A GB2102314B GB 2102314 B GB2102314 B GB 2102314B GB 08122985 A GB08122985 A GB 08122985A GB 8122985 A GB8122985 A GB 8122985A GB 2102314 B GB2102314 B GB 2102314B
Authority
GB
United Kingdom
Prior art keywords
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
GB08122985A
Other versions
GB2102314A (en
Inventor
Andrew Peter Jerrard-Dunne
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.)
JERRARD DUNNE ANDREW PETER
Original Assignee
JERRARD DUNNE ANDREW PETER
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 JERRARD DUNNE ANDREW PETER filed Critical JERRARD DUNNE ANDREW PETER
Priority to GB08122985A priority Critical patent/GB2102314B/en
Publication of GB2102314A publication Critical patent/GB2102314A/en
Application granted granted Critical
Publication of GB2102314B publication Critical patent/GB2102314B/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
    • B23B51/10—Bits for countersinking
    • B23B51/108—Bits for countersinking having a centering drill

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
GB08122985A 1981-07-24 1981-07-24 Drills Expired GB2102314B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08122985A GB2102314B (en) 1981-07-24 1981-07-24 Drills

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08122985A GB2102314B (en) 1981-07-24 1981-07-24 Drills

Publications (2)

Publication Number Publication Date
GB2102314A GB2102314A (en) 1983-02-02
GB2102314B true GB2102314B (en) 1985-07-03

Family

ID=10523498

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08122985A Expired GB2102314B (en) 1981-07-24 1981-07-24 Drills

Country Status (1)

Country Link
GB (1) GB2102314B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2334466B (en) * 1998-02-18 2003-02-12 Switchgear Maintenance Drilling tool

Also Published As

Publication number Publication date
GB2102314A (en) 1983-02-02

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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: 19930724