FR462865A - Screw - Google Patents

Screw

Info

Publication number
FR462865A
FR462865A FR462865A FR462865DA FR462865A FR 462865 A FR462865 A FR 462865A FR 462865 A FR462865 A FR 462865A FR 462865D A FR462865D A FR 462865DA FR 462865 A FR462865 A FR 462865A
Authority
FR
France
Prior art keywords
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.)
Expired
Application number
FR462865A
Other languages
French (fr)
Inventor
Malcolm Curdie
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
Application granted granted Critical
Publication of FR462865A publication Critical patent/FR462865A/en
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)
  • Connection Of Plates (AREA)
FR462865A 1913-09-09 1913-09-23 Screw Expired FR462865A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191320391T 1913-09-09

Publications (1)

Publication Number Publication Date
FR462865A true FR462865A (en) 1914-02-07

Family

ID=32646137

Family Applications (1)

Application Number Title Priority Date Filing Date
FR462865A Expired FR462865A (en) 1913-09-09 1913-09-23 Screw

Country Status (2)

Country Link
FR (1) FR462865A (en)
GB (1) GB191320391A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4645394A (en) * 1983-09-09 1987-02-24 Ltv Aerospace And Defense Company Fastener apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4645394A (en) * 1983-09-09 1987-02-24 Ltv Aerospace And Defense Company Fastener apparatus

Also Published As

Publication number Publication date
GB191320391A (en) 1914-05-21

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