FR2168747A5 - - Google Patents

Info

Publication number
FR2168747A5
FR2168747A5 FR7234930A FR7234930A FR2168747A5 FR 2168747 A5 FR2168747 A5 FR 2168747A5 FR 7234930 A FR7234930 A FR 7234930A FR 7234930 A FR7234930 A FR 7234930A FR 2168747 A5 FR2168747 A5 FR 2168747A5
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
FR7234930A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR2168747A5 publication Critical patent/FR2168747A5/fr
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
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/02—Arrangements for handling screws or nuts
    • B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
    • 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
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/001—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed
    • F16B25/0015—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed the material being a soft organic material, e.g. wood or plastic

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Portable Nailing Machines And Staplers (AREA)
FR7234930A 1972-01-20 1972-10-03 Expired FR2168747A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21938272A 1972-01-20 1972-01-20

Publications (1)

Publication Number Publication Date
FR2168747A5 true FR2168747A5 (fr) 1973-08-31

Family

ID=22819047

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7234930A Expired FR2168747A5 (fr) 1972-01-20 1972-10-03

Country Status (7)

Country Link
BE (1) BE789684A (fr)
CA (1) CA988755A (fr)
CH (1) CH544622A (fr)
DE (1) DE2249826C3 (fr)
FR (1) FR2168747A5 (fr)
IT (1) IT968590B (fr)
NO (1) NO131917C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4008750A1 (de) * 1990-03-19 1991-09-26 Hilti Ag Geraet zum eintreiben von befestigungselementen in harte werkstoffe
DE29805902U1 (de) * 1998-03-31 1999-07-29 Sfs Industrie Holding Ag, Heerbrugg Schrauberelement

Also Published As

Publication number Publication date
CA988755A (en) 1976-05-11
IT968590B (it) 1974-03-20
BE789684A (fr) 1973-02-01
NO131917B (fr) 1975-05-20
DE2249826A1 (de) 1973-08-02
DE2249826B2 (de) 1974-07-11
NO131917C (fr) 1975-08-27
CH544622A (de) 1973-11-30
DE2249826C3 (de) 1975-03-13

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Legal Events

Date Code Title Description
ST Notification of lapse