FR2186083A5 - - Google Patents

Info

Publication number
FR2186083A5
FR2186083A5 FR7318371A FR7318371A FR2186083A5 FR 2186083 A5 FR2186083 A5 FR 2186083A5 FR 7318371 A FR7318371 A FR 7318371A FR 7318371 A FR7318371 A FR 7318371A FR 2186083 A5 FR2186083 A5 FR 2186083A5
Authority
FR
France
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
FR7318371A
Other languages
French (fr)
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.)
BROOKS LEICESTER Ltd
Original Assignee
BROOKS LEICESTER Ltd
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 BROOKS LEICESTER Ltd filed Critical BROOKS LEICESTER Ltd
Application granted granted Critical
Publication of FR2186083A5 publication Critical patent/FR2186083A5/fr
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
    • 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)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
FR7318371A 1972-05-23 1973-05-21 Expired FR2186083A5 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2407172A GB1420092A (en) 1972-05-23 1972-05-23 Recessed head threaded fastener and associated tool

Publications (1)

Publication Number Publication Date
FR2186083A5 true FR2186083A5 (enrdf_load_stackoverflow) 1974-01-04

Family

ID=10205913

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7318371A Expired FR2186083A5 (enrdf_load_stackoverflow) 1972-05-23 1973-05-21

Country Status (2)

Country Link
FR (1) FR2186083A5 (enrdf_load_stackoverflow)
GB (1) GB1420092A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4355552A (en) * 1980-04-14 1982-10-26 Technofast, Inc. Recessed head screw
AT398231B (de) * 1991-06-04 1994-10-25 Cvetkovic Mirko Schraubenkopf mit schlitzen
GB2312234B (en) * 1996-04-17 2000-07-19 Baxter Int Medical device clamp
US5647712A (en) * 1996-05-09 1997-07-15 Fleetguard, Inc. One directional socket-driven component

Also Published As

Publication number Publication date
GB1420092A (en) 1976-01-07

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Legal Events

Date Code Title Description
ST Notification of lapse