CH681864A5 - - Google Patents

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Publication number
CH681864A5
CH681864A5 CH266790A CH266790A CH681864A5 CH 681864 A5 CH681864 A5 CH 681864A5 CH 266790 A CH266790 A CH 266790A CH 266790 A CH266790 A CH 266790A CH 681864 A5 CH681864 A5 CH 681864A5
Authority
CH
Switzerland
Prior art keywords
countersink
cutting edge
head
shaft
grinding
Prior art date
Application number
CH266790A
Other languages
German (de)
English (en)
Inventor
Kurt Blaser
Original Assignee
Planetron Ag
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 Planetron Ag filed Critical Planetron Ag
Priority to CH266790A priority Critical patent/CH681864A5/de
Priority to DE9190120U priority patent/DE9190120U1/de
Priority to PCT/CH1991/000167 priority patent/WO1992003244A1/de
Publication of CH681864A5 publication Critical patent/CH681864A5/de

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Milling Processes (AREA)
CH266790A 1990-08-16 1990-08-16 CH681864A5 (US07902200-20110308-C00004.png)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH266790A CH681864A5 (US07902200-20110308-C00004.png) 1990-08-16 1990-08-16
DE9190120U DE9190120U1 (de) 1990-08-16 1991-08-09 Spitzsenker
PCT/CH1991/000167 WO1992003244A1 (de) 1990-08-16 1991-08-09 Spitzsenker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH266790A CH681864A5 (US07902200-20110308-C00004.png) 1990-08-16 1990-08-16

Publications (1)

Publication Number Publication Date
CH681864A5 true CH681864A5 (US07902200-20110308-C00004.png) 1993-06-15

Family

ID=4238863

Family Applications (1)

Application Number Title Priority Date Filing Date
CH266790A CH681864A5 (US07902200-20110308-C00004.png) 1990-08-16 1990-08-16

Country Status (3)

Country Link
CH (1) CH681864A5 (US07902200-20110308-C00004.png)
DE (1) DE9190120U1 (US07902200-20110308-C00004.png)
WO (1) WO1992003244A1 (US07902200-20110308-C00004.png)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2852969A (en) * 1955-08-23 1958-09-23 Int Harvester Co Adjustable single blade chamfering tool
US3930342A (en) * 1974-04-01 1976-01-06 The Black And Decker Manufacturing Company Sharpener for twist drills

Also Published As

Publication number Publication date
WO1992003244A1 (de) 1992-03-05
DE9190120U1 (de) 1992-08-13

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Legal Events

Date Code Title Description
PL Patent ceased