JPS5614614A - Screw - Google Patents

Screw

Info

Publication number
JPS5614614A
JPS5614614A JP8689079A JP8689079A JPS5614614A JP S5614614 A JPS5614614 A JP S5614614A JP 8689079 A JP8689079 A JP 8689079A JP 8689079 A JP8689079 A JP 8689079A JP S5614614 A JPS5614614 A JP S5614614A
Authority
JP
Japan
Prior art keywords
screw
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.)
Pending
Application number
JP8689079A
Other languages
Japanese (ja)
Inventor
Akio Chiba
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP8689079A priority Critical patent/JPS5614614A/en
Publication of JPS5614614A publication Critical patent/JPS5614614A/en
Pending legal-status Critical Current

Links

JP8689079A 1979-07-11 1979-07-11 Screw Pending JPS5614614A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8689079A JPS5614614A (en) 1979-07-11 1979-07-11 Screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8689079A JPS5614614A (en) 1979-07-11 1979-07-11 Screw

Publications (1)

Publication Number Publication Date
JPS5614614A true JPS5614614A (en) 1981-02-12

Family

ID=13899424

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8689079A Pending JPS5614614A (en) 1979-07-11 1979-07-11 Screw

Country Status (1)

Country Link
JP (1) JPS5614614A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01141914U (en) * 1988-03-24 1989-09-28
JPH02178601A (en) * 1988-12-28 1990-07-11 Toshiba Glass Co Ltd Optical glass
JPH04265252A (en) * 1988-03-03 1992-09-21 Asahi Glass Co Ltd Optical body excellent in durability
WO2005047716A1 (en) * 2003-11-14 2005-05-26 Katsuyuki Totsu Screw with stabilized strength, combination with driver bit, and header punch for producing screw with stabilized strength
JP2007232219A (en) * 2007-04-16 2007-09-13 Union Seimitsu:Kk Cross recessed screw and driver bit
WO2009001635A1 (en) * 2007-06-27 2008-12-31 Terufumi Nojikawa Screw, and driver bit
WO2010041437A1 (en) * 2008-10-10 2010-04-15 クラウン精密工業株式会社 Structure for cross-shaped groove formed in screw and allowing driver bit to engage therewith

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04265252A (en) * 1988-03-03 1992-09-21 Asahi Glass Co Ltd Optical body excellent in durability
JP2518116B2 (en) * 1988-03-03 1996-07-24 旭硝子株式会社 Method for manufacturing an optical body with excellent durability
JPH01141914U (en) * 1988-03-24 1989-09-28
JPH02178601A (en) * 1988-12-28 1990-07-11 Toshiba Glass Co Ltd Optical glass
US8001874B2 (en) 2003-11-14 2011-08-23 Katsuyuki Totsu Combination of screw with stabilized strength and screwdriver bit, and header punch for manufacturing the screw with stabilized strength
JPWO2005047716A1 (en) * 2003-11-14 2007-05-31 勝行 戸津 Combination of strength stable screw and driver bit and header punch for strength stable screw manufacturing
WO2005047716A1 (en) * 2003-11-14 2005-05-26 Katsuyuki Totsu Screw with stabilized strength, combination with driver bit, and header punch for producing screw with stabilized strength
JP4823692B2 (en) * 2003-11-14 2011-11-24 勝行 戸津 Combination with strength stable type screw and driver bit
JP2007232219A (en) * 2007-04-16 2007-09-13 Union Seimitsu:Kk Cross recessed screw and driver bit
JP4678786B2 (en) * 2007-04-16 2011-04-27 株式会社ユニオン精密 Cross hole screw and driver bit
WO2009001635A1 (en) * 2007-06-27 2008-12-31 Terufumi Nojikawa Screw, and driver bit
JP2009008134A (en) * 2007-06-27 2009-01-15 Terufumi Nojigawa Screw and screw driver bit
US8261641B2 (en) 2007-06-27 2012-09-11 Terufumi Nojikawa Screw and driver bit
WO2010041437A1 (en) * 2008-10-10 2010-04-15 クラウン精密工業株式会社 Structure for cross-shaped groove formed in screw and allowing driver bit to engage therewith
JP2010091087A (en) * 2008-10-10 2010-04-22 Crown Seimitsu Kogyo Kk Structure of cross-shaped groove of screw for fit of driver bit
US8757950B2 (en) 2008-10-10 2014-06-24 Crown Screw Corporation Structure of cross-shaped groove of screw for fit with driver bit

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