ATA113091A - Schraubenkopf mit schlitzen - Google Patents

Schraubenkopf mit schlitzen

Info

Publication number
ATA113091A
ATA113091A AT113091A AT113091A ATA113091A AT A113091 A ATA113091 A AT A113091A AT 113091 A AT113091 A AT 113091A AT 113091 A AT113091 A AT 113091A AT A113091 A ATA113091 A AT A113091A
Authority
AT
Austria
Prior art keywords
slots
screw head
screw
head
Prior art date
Application number
AT113091A
Other languages
English (en)
Other versions
AT398231B (de
Original Assignee
Cvetkovic Mirko
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 Cvetkovic Mirko filed Critical Cvetkovic Mirko
Priority to AT113091A priority Critical patent/AT398231B/de
Publication of ATA113091A publication Critical patent/ATA113091A/de
Application granted granted Critical
Publication of AT398231B publication Critical patent/AT398231B/de

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
    • 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)
  • Connection Of Plates (AREA)
AT113091A 1991-06-04 1991-06-04 Schraubenkopf mit schlitzen AT398231B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT113091A AT398231B (de) 1991-06-04 1991-06-04 Schraubenkopf mit schlitzen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT113091A AT398231B (de) 1991-06-04 1991-06-04 Schraubenkopf mit schlitzen

Publications (2)

Publication Number Publication Date
ATA113091A true ATA113091A (de) 1994-02-15
AT398231B AT398231B (de) 1994-10-25

Family

ID=3507245

Family Applications (1)

Application Number Title Priority Date Filing Date
AT113091A AT398231B (de) 1991-06-04 1991-06-04 Schraubenkopf mit schlitzen

Country Status (1)

Country Link
AT (1) AT398231B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2321711C (en) * 1998-02-24 2007-12-11 Katsuyuki Totsu Combination of driver bit and screw
GB2390408B (en) * 2002-07-04 2005-11-23 Eric Walker Screw and driver therefor
WO2008032137A1 (fr) * 2006-09-12 2008-03-20 Ramseyer Francois Système d'entraînement comprenant un outil de vissage et une vis
TW200932450A (en) * 2007-05-15 2009-08-01 Cheong Kong Chang An improved fastener and driving tool

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1420092A (en) * 1972-05-23 1976-01-07 Brooks Leicester Ltd T J Recessed head threaded fastener and associated tool
DE2618945A1 (de) * 1976-04-29 1977-11-10 Bulten Kanthal Ab Schraube
GB2221004A (en) * 1988-07-21 1990-01-24 Europ Ind Services Limited Tamperproof fastener, punch and driving tool

Also Published As

Publication number Publication date
AT398231B (de) 1994-10-25

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee