DE4004007C1 - - Google Patents

Info

Publication number
DE4004007C1
DE4004007C1 DE19904004007 DE4004007A DE4004007C1 DE 4004007 C1 DE4004007 C1 DE 4004007C1 DE 19904004007 DE19904004007 DE 19904004007 DE 4004007 A DE4004007 A DE 4004007A DE 4004007 C1 DE4004007 C1 DE 4004007C1
Authority
DE
Germany
Prior art keywords
diametral
cross
screwdriver
web
shaped elevation
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 - Lifetime
Application number
DE19904004007
Other languages
German (de)
English (en)
Inventor
Rainer 5883 Kierspe De Schael
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 DE19904004007 priority Critical patent/DE4004007C1/de
Priority to PCT/EP1991/000250 priority patent/WO1991012115A1/de
Application granted granted Critical
Publication of DE4004007C1 publication Critical patent/DE4004007C1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00—Screwdrivers
    • B25B15/001—Screwdrivers characterised by material or shape of the tool bit
    • B25B15/004—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
    • B25B15/005—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with cross- or star-shaped cross-section

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
DE19904004007 1990-02-09 1990-02-09 Expired - Lifetime DE4004007C1 (enExample)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19904004007 DE4004007C1 (enExample) 1990-02-09 1990-02-09
PCT/EP1991/000250 WO1991012115A1 (de) 1990-02-09 1991-02-08 Schraubendreher für schrauben mit kreuzschlitz und zusätzlichem diametralschlitz

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904004007 DE4004007C1 (enExample) 1990-02-09 1990-02-09

Publications (1)

Publication Number Publication Date
DE4004007C1 true DE4004007C1 (enExample) 1991-05-16

Family

ID=6399812

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19904004007 Expired - Lifetime DE4004007C1 (enExample) 1990-02-09 1990-02-09

Country Status (2)

Country Link
DE (1) DE4004007C1 (enExample)
WO (1) WO1991012115A1 (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19608950A1 (de) * 1996-02-19 1997-08-21 Helmut Buchmann Kontaktschraubung (maschinell)
DE19614933A1 (de) * 1996-04-16 1997-10-23 Helmut Buchmann Kontaktschraubenzieher (manuell)
WO2007019252A3 (en) * 2005-08-03 2007-05-03 Hfsc Co Screw-retaining screwdriver
EP1902816A3 (en) * 2006-09-25 2008-05-14 Black & Decker, Inc. Drywall screwdriver bit

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1269314B (it) * 1994-04-14 1997-03-26 Carlo Sala Vite e relativo attrezzo d'avvitamento
FR2729599B1 (fr) * 1995-01-19 1997-04-11 Bost Garnache Ind Embout de tournevis, et tournevis correspondant

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE385718C (de) * 1923-11-28 Eisen Vorrichtung zur Verhinderung des Abrutschens von Schraubenziehern
US2400684A (en) * 1943-12-14 1946-05-21 American Screw Co Tool

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3218887A1 (de) * 1982-05-19 1983-11-24 Sauerländische Schraubenfabrik, 5883 Kierspe Vorrichtung zur befestigung und verbindung von gegenstaenden beliebiger art
US4497225A (en) * 1983-05-06 1985-02-05 John Vaughn High torque fastener and driving tool

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE385718C (de) * 1923-11-28 Eisen Vorrichtung zur Verhinderung des Abrutschens von Schraubenziehern
US2400684A (en) * 1943-12-14 1946-05-21 American Screw Co Tool

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19608950A1 (de) * 1996-02-19 1997-08-21 Helmut Buchmann Kontaktschraubung (maschinell)
DE19614933A1 (de) * 1996-04-16 1997-10-23 Helmut Buchmann Kontaktschraubenzieher (manuell)
WO2007019252A3 (en) * 2005-08-03 2007-05-03 Hfsc Co Screw-retaining screwdriver
JP2009502543A (ja) * 2005-08-03 2009-01-29 シンセス・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング ねじを保持するねじ回し
EP1902816A3 (en) * 2006-09-25 2008-05-14 Black & Decker, Inc. Drywall screwdriver bit

Also Published As

Publication number Publication date
WO1991012115A1 (de) 1991-08-22

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Legal Events

Date Code Title Description
8100 Publication of the examined application without publication of unexamined application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee