ES319896A1 - Improvements in the construction of screws. (Machine-translation by Google Translate, not legally binding) - Google Patents

Improvements in the construction of screws. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES319896A1
ES319896A1 ES0319896A ES319896A ES319896A1 ES 319896 A1 ES319896 A1 ES 319896A1 ES 0319896 A ES0319896 A ES 0319896A ES 319896 A ES319896 A ES 319896A ES 319896 A1 ES319896 A1 ES 319896A1
Authority
ES
Spain
Prior art keywords
translation
screws
construction
machine
legally binding
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
ES0319896A
Other languages
Spanish (es)
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.)
PODOLSKY ROMAIN
Original Assignee
PODOLSKY ROMAIN
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 PODOLSKY ROMAIN filed Critical PODOLSKY ROMAIN
Publication of ES319896A1 publication Critical patent/ES319896A1/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00—Screwdrivers
    • B25B15/001—Screwdrivers characterised by material or shape of the tool bit
    • B25B15/004—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
    • B25B15/007—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with blade of flat or substantially flat cross-section
    • 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
    • F16B23/0015—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 rectangular, e.g. one-slot head

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

Improvements in the construction of screws, with heads of any shape and provided with a slot, characterized by the fact that they consist essentially of the formation of one or more cores, of the central orifice, slightly conical, practiced in the center of the head and in the axis of the screw. (Machine-translation by Google Translate, not legally binding)
ES0319896A 1964-11-17 1965-11-16 Improvements in the construction of screws. (Machine-translation by Google Translate, not legally binding) Expired ES319896A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR995254A FR1423024A (en) 1964-11-17 1964-11-17 Improvement process for wood and metal screws

Publications (1)

Publication Number Publication Date
ES319896A1 true ES319896A1 (en) 1966-05-01

Family

ID=8842703

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0319896A Expired ES319896A1 (en) 1964-11-17 1965-11-16 Improvements in the construction of screws. (Machine-translation by Google Translate, not legally binding)

Country Status (3)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1230442A (en) * 1968-05-28 1971-05-05

Also Published As

Publication number Publication date
FR1423024A (en) 1966-01-03
BE672314A (en) 1966-03-16

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