FR1558026A - - Google Patents

Info

Publication number
FR1558026A
FR1558026A FR1558026DA FR1558026A FR 1558026 A FR1558026 A FR 1558026A FR 1558026D A FR1558026D A FR 1558026DA FR 1558026 A FR1558026 A FR 1558026A
Authority
FR
France
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR1558026A publication Critical patent/FR1558026A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0007—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR1558026D 1968-02-23 1968-02-23 Expired FR1558026A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6009047 1968-02-23

Publications (1)

Publication Number Publication Date
FR1558026A true FR1558026A (ja) 1969-02-21

Family

ID=8970711

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1558026D Expired FR1558026A (ja) 1968-02-23 1968-02-23

Country Status (1)

Country Link
FR (1) FR1558026A (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4006660A (en) * 1973-09-08 1977-02-08 Yamamoto Byora Co., Ltd. Fastener element
US4010670A (en) * 1974-03-08 1977-03-08 Bulten-Kanthal Aktiebolag Internal spline drive configuration for threaded fasteners
US4228722A (en) * 1978-04-04 1980-10-21 Kabushiki Kaisha Aoyama Seisakusho Upset bolt
WO2001085043A1 (de) * 2000-05-11 2001-11-15 Synthes Ag Chur Steckverbindung zur lösbaren verbindung zweier körper, insbesondere pedikelschraube und schraubenzieher
EP1693577A1 (en) * 2003-11-14 2006-08-23 Katsuyuki Totsu Screw with stabilized strength, combination with driver bit, and header punch for producing screw with stabilized strength
EP1939463A1 (en) * 2006-12-29 2008-07-02 Fong Prean Industrial Co., Ltd. Screw with recess in the head of the screw

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4006660A (en) * 1973-09-08 1977-02-08 Yamamoto Byora Co., Ltd. Fastener element
US4010670A (en) * 1974-03-08 1977-03-08 Bulten-Kanthal Aktiebolag Internal spline drive configuration for threaded fasteners
US4228722A (en) * 1978-04-04 1980-10-21 Kabushiki Kaisha Aoyama Seisakusho Upset bolt
WO2001085043A1 (de) * 2000-05-11 2001-11-15 Synthes Ag Chur Steckverbindung zur lösbaren verbindung zweier körper, insbesondere pedikelschraube und schraubenzieher
CN100362968C (zh) * 2000-05-11 2008-01-23 斯恩蒂斯有限公司 用于两个物体、特别是茎梗螺钉和螺钉旋拧器可拆卸连接的插接机构
EP1693577A1 (en) * 2003-11-14 2006-08-23 Katsuyuki Totsu Screw with stabilized strength, combination with driver bit, and header punch for producing screw with stabilized strength
JPWO2005047716A1 (ja) * 2003-11-14 2007-05-31 勝行 戸津 強度安定型ねじ及びドライバービットとの組合せ並びに強度安定型ねじ製造用ヘッダーパンチ
EP1693577A4 (en) * 2003-11-14 2008-03-26 Katsuyuki Totsu SCREW WITH STABILIZED STRENGTH, COMBINATION WITH SCREWDRIVER INSERT AND PRESS STAMP FOR PRODUCING A SCREW WITH STABILIZED STRENGTH
JP4823692B2 (ja) * 2003-11-14 2011-11-24 勝行 戸津 強度安定型ねじ及びドライバービットとの組合せ
EP1939463A1 (en) * 2006-12-29 2008-07-02 Fong Prean Industrial Co., Ltd. Screw with recess in the head of the screw

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