FR2558220B1 - SCREWS FOR USE WITH PRECISE TIGHTENING TORQUES - Google Patents

SCREWS FOR USE WITH PRECISE TIGHTENING TORQUES

Info

Publication number
FR2558220B1
FR2558220B1 FR8500568A FR8500568A FR2558220B1 FR 2558220 B1 FR2558220 B1 FR 2558220B1 FR 8500568 A FR8500568 A FR 8500568A FR 8500568 A FR8500568 A FR 8500568A FR 2558220 B1 FR2558220 B1 FR 2558220B1
Authority
FR
France
Prior art keywords
screws
tightening torques
precise tightening
precise
torques
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
FR8500568A
Other languages
French (fr)
Other versions
FR2558220A1 (en
Inventor
Bazzurro
Andrea
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.)
BULLONERIA BARGE SpA
Original Assignee
BULLONERIA BARGE SpA
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 BULLONERIA BARGE SpA filed Critical BULLONERIA BARGE SpA
Publication of FR2558220A1 publication Critical patent/FR2558220A1/en
Application granted granted Critical
Publication of FR2558220B1 publication Critical patent/FR2558220B1/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
    • B25B13/00—Spanners; Wrenches
    • B25B13/02—Spanners; Wrenches with rigid jaws
    • B25B13/06—Spanners; Wrenches with rigid jaws of socket type
    • B25B13/065—Spanners; Wrenches with rigid jaws of socket type characterised by the cross-section of the socket
    • 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
    • B25B15/005—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with cross- or star-shaped 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Golf Clubs (AREA)
  • Connection Of Plates (AREA)
  • Clamps And Clips (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
FR8500568A 1984-01-17 1985-01-16 SCREWS FOR USE WITH PRECISE TIGHTENING TORQUES Expired FR2558220B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5284584U IT8452845V0 (en) 1984-01-17 1984-01-17 SCREW SUITABLE FOR PRECISION TIGHTENING TORQUES

Publications (2)

Publication Number Publication Date
FR2558220A1 FR2558220A1 (en) 1985-07-19
FR2558220B1 true FR2558220B1 (en) 1988-12-09

Family

ID=11277933

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8500568A Expired FR2558220B1 (en) 1984-01-17 1985-01-16 SCREWS FOR USE WITH PRECISE TIGHTENING TORQUES

Country Status (7)

Country Link
BE (1) BE901515A (en)
DE (2) DE3501414A1 (en)
FR (1) FR2558220B1 (en)
GB (1) GB2153033B (en)
IT (1) IT8452845V0 (en)
NL (1) NL8500096A (en)
SE (1) SE8500173L (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4738820A (en) * 1986-11-21 1988-04-19 Westinghouse Electric Corp. Nuclear fuel assembly bottom nozzle attachment system allowing reconstitution
FR2643690A1 (en) * 1989-02-27 1990-08-31 Vattier Claude Screw-type fixing device, and support assemblies for a television set including this device
US5137407A (en) * 1989-11-22 1992-08-11 Osg Corporation Head drive for threaded fastener
DE9006908U1 (en) * 1990-06-20 1990-08-23 Schmitt, Horst, 4236 Hamminkeln Screw head with slot
DE9010606U1 (en) * 1990-07-14 1990-09-20 Taubert, Hubert, Dipl.-Ing., 5450 Neuwied Insertion device
JPH0781575B2 (en) * 1990-11-26 1995-08-30 有限会社新城製作所 Recessed screw and its driver bit
DE4124472A1 (en) * 1991-07-24 1993-01-28 Wuerth Adolf Gmbh & Co Kg SCREW
AT398925B (en) * 1992-03-13 1995-02-27 Vaillant Gmbh MACHINE TOOL TIGHTENING AND RELEASING A NUT
DE9207952U1 (en) * 1992-06-13 1992-09-03 Schiedel GmbH & Co, 8000 München Connection for house chimney elements
DE20218102U1 (en) 2002-11-22 2003-01-30 Felo-Werkzeugfabrik Holland-Letz GmbH, 35279 Neustadt Bit for screwdriver has facetted drive section with shaft and driver to formed by radial flanges with defined surfaces
US8347761B2 (en) 2007-05-21 2013-01-08 Acument Intellectual Properties, Llc Drive socket design for hold and drive fastener
DE102009040952B4 (en) * 2009-09-11 2015-02-12 Audi Ag screw
GB201222688D0 (en) 2012-12-17 2013-01-30 Depuy Ireland A twist-drivable pin assembly
DE102013105810A1 (en) 2013-06-05 2014-12-11 Ejot Gmbh & Co. Kg Screw with a screw head having a drive
DE102013105812A1 (en) * 2013-06-05 2014-12-11 Ejot Gmbh & Co. Kg screw drive
US11458071B2 (en) 2017-05-11 2022-10-04 Scalpal Llc Torque enhancer device for grasping and tooling, and assemblies and uses thereof
CN108443288B (en) * 2017-02-16 2024-04-16 孙愉后 Fastening piece
US11969864B2 (en) 2017-05-11 2024-04-30 Scalpal Llc Multi-tier torque enhancer driver and/or receiver and method of using same
CN114439836A (en) * 2022-01-24 2022-05-06 海南大学 Bolt convenient for cap recognition and cap recognition method

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US662134A (en) * 1900-02-09 1900-11-20 David A Mallo Screw.
US2082748A (en) * 1936-12-15 1937-06-01 Continental Screw Company Combined socket and slotted screw
US2285461A (en) * 1939-05-26 1942-06-09 Holo Krome Screw Corp Socketed screw
US2445525A (en) * 1945-02-19 1948-07-20 Moses L Gulden Fastening device
US2764197A (en) * 1952-10-07 1956-09-25 North American Aviation Inc Driver for recessed head screws
GB1032144A (en) * 1964-03-24 1966-06-08 Allen Mfg Company Screw threaded fastener
US3604305A (en) * 1969-06-23 1971-09-14 Robertson Mfg Co Recessed screw
SE7311365L (en) * 1973-08-21 1975-02-24 Bulten Kanthal Ab
US4191228A (en) * 1978-06-07 1980-03-04 Fenton John W Tool assembly
JPS5574294A (en) * 1978-11-30 1980-06-04 Pioneer Electronic Corp Audio vibration plate and its manufacture
GB2111886A (en) * 1981-12-18 1983-07-13 Schmalkalden Werkzeug Screwdriver

Also Published As

Publication number Publication date
DE8501071U1 (en) 1987-05-21
NL8500096A (en) 1985-08-16
IT8452845V0 (en) 1984-01-17
FR2558220A1 (en) 1985-07-19
GB8500942D0 (en) 1985-02-20
DE3501414A1 (en) 1985-07-25
SE8500173L (en) 1985-07-18
GB2153033A (en) 1985-08-14
GB2153033B (en) 1988-05-11
SE8500173D0 (en) 1985-01-15
BE901515A (en) 1985-05-17

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse