AU5071400A - Tamper resistant screw and accompanying screwdriver - Google Patents

Tamper resistant screw and accompanying screwdriver

Info

Publication number
AU5071400A
AU5071400A AU50714/00A AU5071400A AU5071400A AU 5071400 A AU5071400 A AU 5071400A AU 50714/00 A AU50714/00 A AU 50714/00A AU 5071400 A AU5071400 A AU 5071400A AU 5071400 A AU5071400 A AU 5071400A
Authority
AU
Australia
Prior art keywords
screwdriver
accompanying
tamper resistant
resistant screw
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.)
Abandoned
Application number
AU50714/00A
Inventor
Stefan Heintz
Andreas Reusch
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.)
Wera Werk Hermann Werner GmbH and Co KG
Original Assignee
Wera Werk Hermann Werner GmbH and Co KG
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 Wera Werk Hermann Werner GmbH and Co KG filed Critical Wera Werk Hermann Werner GmbH and Co KG
Publication of AU5071400A publication Critical patent/AU5071400A/en
Abandoned 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
    • 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
    • F16B23/0023—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 substantially cross-shaped
    • 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
    • F16B23/003—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 star-shaped or multi-lobular, e.g. Torx-type, twelve-point star

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Closures For Containers (AREA)
  • Joining Of Building Structures In Genera (AREA)
AU50714/00A 1999-05-25 2000-05-24 Tamper resistant screw and accompanying screwdriver Abandoned AU5071400A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19923855 1999-05-25
DE1999123855 DE19923855C2 (en) 1999-05-25 1999-05-25 Security screw and associated screwing tool
PCT/EP2000/004731 WO2000071301A1 (en) 1999-05-25 2000-05-24 Tamper resistant screw and accompanying screwdriver

Publications (1)

Publication Number Publication Date
AU5071400A true AU5071400A (en) 2000-12-12

Family

ID=7909083

Family Applications (1)

Application Number Title Priority Date Filing Date
AU50714/00A Abandoned AU5071400A (en) 1999-05-25 2000-05-24 Tamper resistant screw and accompanying screwdriver

Country Status (3)

Country Link
AU (1) AU5071400A (en)
DE (1) DE19923855C2 (en)
WO (1) WO2000071301A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2837884B1 (en) * 2002-03-27 2008-03-21 Forges De Froncles S A Soc D ANTI-THEFT DEVICE, IN PARTICULAR FOR VEHICLE WHEELS
GB2390408B (en) 2002-07-04 2005-11-23 Eric Walker Screw and driver therefor
DE50307690D1 (en) * 2002-11-22 2007-08-30 Holland Letz Felo Werkzeug Screwing tool, especially screwdriver insert
DE102007004728A1 (en) * 2007-01-31 2008-08-14 Volker Biller Screw insert e.g. bit, has special shape e.g. wing shape, for engagement of screw in form-fit manner, where insert is adjustable and wing shape provides robust material at weakest points between screw and insert
DE102013105812A1 (en) * 2013-06-05 2014-12-11 Ejot Gmbh & Co. Kg screw drive
DE102018125672A1 (en) * 2018-10-16 2020-04-16 Adolf Würth GmbH & Co. KG Screw and drive element

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800829A (en) * 1954-08-30 1957-07-30 Wesloc Screw Inc Cruciform recessed screw
DE1475201A1 (en) * 1964-02-13 1969-03-27 Sroubarny Narodni Podnik Vyzku Process for the production of screw heads with a hollow recess, the shape of this recess and the associated tightening tool
CA919962A (en) * 1970-12-18 1973-01-30 P. L. Robertson Mfg. Co. Limited Recessed screw having rounded re-entrant surfaces
US3874258A (en) * 1973-05-21 1975-04-01 Stallion Enterprises Inc Keyed attachment device for vehicle wheels
DE3337535A1 (en) * 1983-10-14 1985-05-02 Alfons 5758 Fröndenberg Knoche Screw having an improved internal drive, a stamping die for pressing the internal drive of such a screw, and a screwdriver for this screw
EP0257664A1 (en) * 1983-10-14 1988-03-02 Alfons Knoche Internal drive, covering cap and screwdriver for a universal screw
DE8528061U1 (en) * 1985-10-02 1985-11-14 Duve GmbH & Co KG, 5982 Neuenrade Phillips screw
DE3839788C1 (en) * 1988-10-20 1989-11-09 Felo Holland-Letz Gmbh & Co Kg, 3577 Neustadt, De Screwdriver blade or screwdriver insert
DE19628901C1 (en) * 1996-07-18 1998-01-08 Werner Hermann Wera Werke Torque=transmitting implement, especially screwing tool with shaft

Also Published As

Publication number Publication date
WO2000071301A1 (en) 2000-11-30
DE19923855A1 (en) 2001-01-04
DE19923855C2 (en) 2003-06-26

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase