FR1423024A - Procédé de perfectionnement aux vis à bois et à métaux - Google Patents

Procédé de perfectionnement aux vis à bois et à métaux

Info

Publication number
FR1423024A
FR1423024A FR995254A FR995254A FR1423024A FR 1423024 A FR1423024 A FR 1423024A FR 995254 A FR995254 A FR 995254A FR 995254 A FR995254 A FR 995254A FR 1423024 A FR1423024 A FR 1423024A
Authority
FR
France
Prior art keywords
wood
improvement process
metal screws
screws
metal
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
FR995254A
Other languages
English (en)
Inventor
Romain Podolsky
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 to FR940556A priority Critical patent/FR1375769A/fr
Application filed filed Critical
Priority to FR995254A priority patent/FR1423024A/fr
Priority to BE672314A priority patent/BE672314A/xx
Priority to ES0319896A priority patent/ES319896A1/es
Application granted granted Critical
Publication of FR1423024A publication Critical patent/FR1423024A/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00Screwdrivers
    • B25B15/001Screwdrivers characterised by material or shape of the tool bit
    • B25B15/004Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
    • B25B15/007Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with blade of flat or substantially flat cross-section
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0007Specially 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
    • F16B23/0015Specially 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 rectangular, e.g. one-slot head

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Joining Of Building Structures In Genera (AREA)
FR995254A 1963-07-05 1964-11-17 Procédé de perfectionnement aux vis à bois et à métaux Expired FR1423024A (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR940556A FR1375769A (fr) 1963-07-05 1963-07-05 Procédé de perfectionnement aux vis à bois et à métaux, à tête fraisée
FR995254A FR1423024A (fr) 1964-11-17 1964-11-17 Procédé de perfectionnement aux vis à bois et à métaux
BE672314A BE672314A (fr) 1964-11-17 1965-11-06
ES0319896A ES319896A1 (es) 1964-11-17 1965-11-16 Perfeccionamientos en la construcciën de tornillos

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR995254A FR1423024A (fr) 1964-11-17 1964-11-17 Procédé de perfectionnement aux vis à bois et à métaux

Publications (1)

Publication Number Publication Date
FR1423024A true FR1423024A (fr) 1966-01-03

Family

ID=8842703

Family Applications (1)

Application Number Title Priority Date Filing Date
FR995254A Expired FR1423024A (fr) 1963-07-05 1964-11-17 Procédé de perfectionnement aux vis à bois et à métaux

Country Status (3)

Country Link
BE (1) BE672314A (fr)
ES (1) ES319896A1 (fr)
FR (1) FR1423024A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4938779B1 (fr) * 1968-05-28 1974-10-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4938779B1 (fr) * 1968-05-28 1974-10-21

Also Published As

Publication number Publication date
BE672314A (fr) 1966-03-16
ES319896A1 (es) 1966-05-01

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