FR817897A - Wood screws - Google Patents

Wood screws

Info

Publication number
FR817897A
FR817897A FR817897DA FR817897A FR 817897 A FR817897 A FR 817897A FR 817897D A FR817897D A FR 817897DA FR 817897 A FR817897 A FR 817897A
Authority
FR
France
Prior art keywords
wood screws
wood
screws
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
Other languages
French (fr)
Inventor
Gordon Terrence Kenzie Woodley
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
Application granted granted Critical
Publication of FR817897A publication Critical patent/FR817897A/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
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
    • F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Plates (AREA)
FR817897D 1937-02-16 1937-02-16 Wood screws Expired FR817897A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB460837A GB476783A (en) 1937-02-16 1937-02-16 Improvements in wood screws

Publications (1)

Publication Number Publication Date
FR817897A true FR817897A (en) 1937-09-13

Family

ID=9780364

Family Applications (1)

Application Number Title Priority Date Filing Date
FR817897D Expired FR817897A (en) 1937-02-16 1937-02-16 Wood screws

Country Status (3)

Country Link
BE (1) BE420089A (en)
FR (1) FR817897A (en)
GB (1) GB476783A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2322290A1 (en) * 1975-08-28 1977-03-25 Illinois Tool Works DRILLING AND BORING SCREW

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143297B (en) * 1983-10-01 1986-02-12 Headrate Ltd Shear resistant screw
GB2239920B (en) * 1990-01-16 1993-06-30 Deutsher Pty Ltd Improved screw and method of making same
CH687036A5 (en) * 1993-01-25 1996-08-30 Spreiter Johann Ulrich Bolts.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2322290A1 (en) * 1975-08-28 1977-03-25 Illinois Tool Works DRILLING AND BORING SCREW

Also Published As

Publication number Publication date
BE420089A (en)
GB476783A (en) 1937-12-15

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