JPS63151271U - - Google Patents

Info

Publication number
JPS63151271U
JPS63151271U JP2454288U JP2454288U JPS63151271U JP S63151271 U JPS63151271 U JP S63151271U JP 2454288 U JP2454288 U JP 2454288U JP 2454288 U JP2454288 U JP 2454288U JP S63151271 U JPS63151271 U JP S63151271U
Authority
JP
Japan
Prior art keywords
grindstone
circumferential edge
concave groove
chamfering
wafer
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.)
Granted
Application number
JP2454288U
Other languages
English (en)
Other versions
JPH0524437Y2 (ja
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 filed Critical
Priority to JP1988024542U priority Critical patent/JPH0524437Y2/ja
Publication of JPS63151271U publication Critical patent/JPS63151271U/ja
Application granted granted Critical
Publication of JPH0524437Y2 publication Critical patent/JPH0524437Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Polishing Bodies And Polishing Tools (AREA)

Description

【図面の簡単な説明】
第1図は本考案の面取り加工用砥石とウエハー
の関係を示すもので、砥石を一部切欠断面で表わ
した側面図、第2図a〜eはその面取り加工の行
程を説明するための要部概略断面図、第3図は従
来のウエハーの面取り加工用砥石とウエハーの関
係を示す側面図である。 1……デイスク状砥石、2……ウエハー、2a
……弯曲面、3a……凹溝の内周面、3……凹溝
10……砥石、11,12……傾斜面、13,
14……凹溝、15……側周面、16……砥粒層

Claims (1)

    【実用新案登録請求の範囲】
  1. デイスク状ウエハー周縁を真円化し、周縁の上
    下をかど取りし、ついで周縁全体を面取り仕上げ
    するための回転軸に平行な側周面をもつ砥石であ
    つて、側周面の上下に傾斜面、該両傾斜面にはさ
    まれた側周面にその一部を残して少なくとも1条
    の凹溝を形成してなることを特徴とするウエハー
    の面取り加工用砥石。
JP1988024542U 1988-02-26 1988-02-26 Expired - Lifetime JPH0524437Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988024542U JPH0524437Y2 (ja) 1988-02-26 1988-02-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988024542U JPH0524437Y2 (ja) 1988-02-26 1988-02-26

Publications (2)

Publication Number Publication Date
JPS63151271U true JPS63151271U (ja) 1988-10-05
JPH0524437Y2 JPH0524437Y2 (ja) 1993-06-22

Family

ID=30823868

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988024542U Expired - Lifetime JPH0524437Y2 (ja) 1988-02-26 1988-02-26

Country Status (1)

Country Link
JP (1) JPH0524437Y2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0469150A (ja) * 1990-07-09 1992-03-04 Bandou Kiko Kk ガラス板の数値制御研削機械
JPH07314309A (ja) * 1994-05-23 1995-12-05 Nec Corp 球面加工装置及び方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS512796U (ja) * 1974-06-20 1976-01-10
JPS52130661U (ja) * 1976-03-30 1977-10-04

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS512796U (ja) * 1974-06-20 1976-01-10
JPS52130661U (ja) * 1976-03-30 1977-10-04

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0469150A (ja) * 1990-07-09 1992-03-04 Bandou Kiko Kk ガラス板の数値制御研削機械
JPH07314309A (ja) * 1994-05-23 1995-12-05 Nec Corp 球面加工装置及び方法

Also Published As

Publication number Publication date
JPH0524437Y2 (ja) 1993-06-22

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