FR2469250A1 - Embout cruciforme pour outil de vissage - Google Patents

Embout cruciforme pour outil de vissage Download PDF

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Publication number
FR2469250A1
FR2469250A1 FR7927852A FR7927852A FR2469250A1 FR 2469250 A1 FR2469250 A1 FR 2469250A1 FR 7927852 A FR7927852 A FR 7927852A FR 7927852 A FR7927852 A FR 7927852A FR 2469250 A1 FR2469250 A1 FR 2469250A1
Authority
FR
France
Prior art keywords
wings
axis
end piece
piece
tapered
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.)
Granted
Application number
FR7927852A
Other languages
English (en)
French (fr)
Other versions
FR2469250B1 (OSRAM
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
Priority to FR7927852A priority Critical patent/FR2469250A1/fr
Publication of FR2469250A1 publication Critical patent/FR2469250A1/fr
Application granted granted Critical
Publication of FR2469250B1 publication Critical patent/FR2469250B1/fr
Granted 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
    • B25B15/005—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with cross- or star-shaped cross-section

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
FR7927852A 1979-11-12 1979-11-12 Embout cruciforme pour outil de vissage Granted FR2469250A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7927852A FR2469250A1 (fr) 1979-11-12 1979-11-12 Embout cruciforme pour outil de vissage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7927852A FR2469250A1 (fr) 1979-11-12 1979-11-12 Embout cruciforme pour outil de vissage

Publications (2)

Publication Number Publication Date
FR2469250A1 true FR2469250A1 (fr) 1981-05-22
FR2469250B1 FR2469250B1 (OSRAM) 1983-10-21

Family

ID=9231570

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7927852A Granted FR2469250A1 (fr) 1979-11-12 1979-11-12 Embout cruciforme pour outil de vissage

Country Status (1)

Country Link
FR (1) FR2469250A1 (OSRAM)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0369655A3 (en) * 1988-11-14 1990-07-11 Black & Decker Inc. Improved screwdriver bit for phillips-head fasteners
US4998454A (en) * 1988-11-14 1991-03-12 Black & Decker Inc. Screwdriver bit for phillips-head fasteners
EP0677667A1 (en) * 1994-04-14 1995-10-18 Carlo Sala Screw and relative screwing tool
FR2729599A1 (fr) * 1995-01-19 1996-07-26 Bost Garnache Ind Embout de tournevis, et tournevis correspondant
WO2001066312A1 (de) * 2000-03-06 2001-09-13 Felo-Werkzeugfabrik Holland-Letz Gmbh Schraubendreher-einsätze
WO2004020681A1 (de) * 2002-09-02 2004-03-11 Ceratizit Austria Aktiengesellschaft Verwendung einer hartmetalllegierung
CN105936019A (zh) * 2016-05-25 2016-09-14 河南许继仪表有限公司 一种铅封螺钉拆卸刀具及使用该刀具的铅封螺钉拆卸装置

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2046838A (en) * 1934-07-03 1936-07-07 Phillips Screw Co Screw driver
US2601453A (en) * 1948-07-21 1952-06-24 Res Eng & Mfg Driving tool for socket head fasteners
FR1023351A (fr) * 1950-07-13 1953-03-18 Guest Perfectionnements apportés aux tournevis et à leurs procédés de fabrication
FR1330358A (fr) * 1961-05-26 1963-06-21 Guest Perfectionnements aux éléments métalliques de fixation filetés et aux outils de pose pour ces éléments
FR1425776A (fr) * 1964-02-29 1966-01-24 Gkn Screws Fasteners Ltd Tournevis
US3903761A (en) * 1971-09-28 1975-09-09 Phillips Screw Co Process for the manufacture of driver bits
FR2330905A1 (fr) * 1974-09-12 1977-06-03 Phillips Screw Co Moyen de fixation tel que vis
US4060114A (en) * 1974-07-03 1977-11-29 Ryuzo Matsushima Tightening device for threaded screw part
DE2630112A1 (de) * 1976-07-05 1978-01-12 Stanley Werke Gmbh Mit einer kreuzschlitzschraubendreherspitze versehenes, auf die klinge eines schraubendrehers aufsteckbares adapterstueck

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2046838A (en) * 1934-07-03 1936-07-07 Phillips Screw Co Screw driver
US2601453A (en) * 1948-07-21 1952-06-24 Res Eng & Mfg Driving tool for socket head fasteners
FR1023351A (fr) * 1950-07-13 1953-03-18 Guest Perfectionnements apportés aux tournevis et à leurs procédés de fabrication
FR1330358A (fr) * 1961-05-26 1963-06-21 Guest Perfectionnements aux éléments métalliques de fixation filetés et aux outils de pose pour ces éléments
FR1425776A (fr) * 1964-02-29 1966-01-24 Gkn Screws Fasteners Ltd Tournevis
US3903761A (en) * 1971-09-28 1975-09-09 Phillips Screw Co Process for the manufacture of driver bits
US4060114A (en) * 1974-07-03 1977-11-29 Ryuzo Matsushima Tightening device for threaded screw part
FR2330905A1 (fr) * 1974-09-12 1977-06-03 Phillips Screw Co Moyen de fixation tel que vis
DE2630112A1 (de) * 1976-07-05 1978-01-12 Stanley Werke Gmbh Mit einer kreuzschlitzschraubendreherspitze versehenes, auf die klinge eines schraubendrehers aufsteckbares adapterstueck

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0369655A3 (en) * 1988-11-14 1990-07-11 Black & Decker Inc. Improved screwdriver bit for phillips-head fasteners
US4998454A (en) * 1988-11-14 1991-03-12 Black & Decker Inc. Screwdriver bit for phillips-head fasteners
EP0551930A3 (en) * 1988-11-14 1993-08-18 Black & Decker Inc. Screwdriver bit for phillips-head fasteners
EP0677667A1 (en) * 1994-04-14 1995-10-18 Carlo Sala Screw and relative screwing tool
US5641258A (en) * 1994-04-14 1997-06-24 Sala; Carlo Recessed screw head
FR2729599A1 (fr) * 1995-01-19 1996-07-26 Bost Garnache Ind Embout de tournevis, et tournevis correspondant
WO2001066312A1 (de) * 2000-03-06 2001-09-13 Felo-Werkzeugfabrik Holland-Letz Gmbh Schraubendreher-einsätze
US7168348B2 (en) 2000-03-06 2007-01-30 Felo Werkzeugfabrik Holland-Letz Gmbh Screwdriver bits
WO2004020681A1 (de) * 2002-09-02 2004-03-11 Ceratizit Austria Aktiengesellschaft Verwendung einer hartmetalllegierung
CN105936019A (zh) * 2016-05-25 2016-09-14 河南许继仪表有限公司 一种铅封螺钉拆卸刀具及使用该刀具的铅封螺钉拆卸装置

Also Published As

Publication number Publication date
FR2469250B1 (OSRAM) 1983-10-21

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