FR1281003A - Perfectionnements apportés aux vis, boulons et articles analogues munis d'une têtecomportant un évidement - Google Patents

Perfectionnements apportés aux vis, boulons et articles analogues munis d'une têtecomportant un évidement

Info

Publication number
FR1281003A
FR1281003A FR852579A FR852579A FR1281003A FR 1281003 A FR1281003 A FR 1281003A FR 852579 A FR852579 A FR 852579A FR 852579 A FR852579 A FR 852579A FR 1281003 A FR1281003 A FR 1281003A
Authority
FR
France
Prior art keywords
bolts
screws
recess
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
FR852579A
Other languages
English (en)
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.)
AER O TORQ
Original Assignee
AER O TORQ
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
Priority claimed from GB315161A external-priority patent/GB907279A/en
Application filed by AER O TORQ filed Critical AER O TORQ
Priority to FR852579A priority Critical patent/FR1281003A/fr
Application granted granted Critical
Publication of FR1281003A publication Critical patent/FR1281003A/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR852579A 1961-01-26 1961-02-13 Perfectionnements apportés aux vis, boulons et articles analogues munis d'une têtecomportant un évidement Expired FR1281003A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR852579A FR1281003A (fr) 1961-01-26 1961-02-13 Perfectionnements apportés aux vis, boulons et articles analogues munis d'une têtecomportant un évidement

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB315161A GB907279A (en) 1961-01-26 1961-01-26 Improvements in and relating to recessed screw heads
FR852579A FR1281003A (fr) 1961-01-26 1961-02-13 Perfectionnements apportés aux vis, boulons et articles analogues munis d'une têtecomportant un évidement

Publications (1)

Publication Number Publication Date
FR1281003A true FR1281003A (fr) 1962-01-08

Family

ID=26189284

Family Applications (1)

Application Number Title Priority Date Filing Date
FR852579A Expired FR1281003A (fr) 1961-01-26 1961-02-13 Perfectionnements apportés aux vis, boulons et articles analogues munis d'une têtecomportant un évidement

Country Status (1)

Country Link
FR (1) FR1281003A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2432110A1 (fr) * 1978-07-26 1980-02-22 Technofast Inc Vis a evidement cruciforme

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2432110A1 (fr) * 1978-07-26 1980-02-22 Technofast Inc Vis a evidement cruciforme

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