FR1457117A - Vis à bois et vis à métaux, tête fraisée, cylindrique et ronde, indémontable antivol - Google Patents

Vis à bois et vis à métaux, tête fraisée, cylindrique et ronde, indémontable antivol

Info

Publication number
FR1457117A
FR1457117A FR634A FR47000634A FR1457117A FR 1457117 A FR1457117 A FR 1457117A FR 634 A FR634 A FR 634A FR 47000634 A FR47000634 A FR 47000634A FR 1457117 A FR1457117 A FR 1457117A
Authority
FR
France
Prior art keywords
screws
theft
round
cylindrical
countersunk head
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
Application number
FR634A
Other languages
English (en)
Inventor
Andre Pierre Delsol
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
Priority to FR634A priority Critical patent/FR1457117A/fr
Application granted granted Critical
Publication of FR1457117A publication Critical patent/FR1457117A/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
    • F16B23/0076—Specially shaped nuts or heads of bolts or screws for rotations by a tool causing slipping of the tool in loosening rotation, i.e. disabling unscrewing unless another tool is used

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR634A 1965-12-01 1965-12-01 Vis à bois et vis à métaux, tête fraisée, cylindrique et ronde, indémontable antivol Expired FR1457117A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR634A FR1457117A (fr) 1965-12-01 1965-12-01 Vis à bois et vis à métaux, tête fraisée, cylindrique et ronde, indémontable antivol

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR634A FR1457117A (fr) 1965-12-01 1965-12-01 Vis à bois et vis à métaux, tête fraisée, cylindrique et ronde, indémontable antivol

Publications (1)

Publication Number Publication Date
FR1457117A true FR1457117A (fr) 1966-10-28

Family

ID=1580841

Family Applications (1)

Application Number Title Priority Date Filing Date
FR634A Expired FR1457117A (fr) 1965-12-01 1965-12-01 Vis à bois et vis à métaux, tête fraisée, cylindrique et ronde, indémontable antivol

Country Status (1)

Country Link
FR (1) FR1457117A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988009708A1 (fr) * 1987-06-01 1988-12-15 Sfs Stadler Ag Outil de vissage et vis utilisables avec cet outil
US5957645A (en) * 1997-10-31 1999-09-28 Phillips Screw Company Spiral drive system for threaded fasteners
US8182187B2 (en) 2008-04-21 2012-05-22 Asia Fastening (Us), Inc. Drive system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988009708A1 (fr) * 1987-06-01 1988-12-15 Sfs Stadler Ag Outil de vissage et vis utilisables avec cet outil
US5957645A (en) * 1997-10-31 1999-09-28 Phillips Screw Company Spiral drive system for threaded fasteners
US6234914B1 (en) 1997-10-31 2001-05-22 Phillips Screw Company Punch for forming threaded fasteners with spiral drive
US6367358B1 (en) 1997-10-31 2002-04-09 Phillips Screw Company Driver for threaded fasteners with spiral drive
US8182187B2 (en) 2008-04-21 2012-05-22 Asia Fastening (Us), Inc. Drive system

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