FR2272795A1 - - Google Patents

Info

Publication number
FR2272795A1
FR2272795A1 FR7516443A FR7516443A FR2272795A1 FR 2272795 A1 FR2272795 A1 FR 2272795A1 FR 7516443 A FR7516443 A FR 7516443A FR 7516443 A FR7516443 A FR 7516443A FR 2272795 A1 FR2272795 A1 FR 2272795A1
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.)
Granted
Application number
FR7516443A
Other versions
FR2272795B3 (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.)
ARNN EDWARD US
Original Assignee
ARNN EDWARD US
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 ARNN EDWARD US filed Critical ARNN EDWARD US
Publication of FR2272795A1 publication Critical patent/FR2272795A1/fr
Application granted granted Critical
Publication of FR2272795B3 publication Critical patent/FR2272795B3/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00Screwdrivers
    • B25B15/001Screwdrivers characterised by material or shape of the tool bit
    • B25B15/004Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
    • B25B15/005Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with cross- or star-shaped cross-section
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00Screwdrivers
    • B25B15/001Screwdrivers characterised by material or shape of the tool bit
    • B25B15/004Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
    • B25B15/007Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with blade of flat or substantially flat cross-section

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Connection Of Plates (AREA)
FR7516443A 1974-05-28 1975-05-27 Expired FR2272795B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US473840A US3897812A (en) 1974-05-28 1974-05-28 Screw driver

Publications (2)

Publication Number Publication Date
FR2272795A1 true FR2272795A1 (fr) 1975-12-26
FR2272795B3 FR2272795B3 (fr) 1978-12-29

Family

ID=23881219

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7516443A Expired FR2272795B3 (fr) 1974-05-28 1975-05-27

Country Status (8)

Country Link
US (1) US3897812A (fr)
JP (1) JPS5743387B2 (fr)
BE (1) BE829614A (fr)
CA (1) CA1025253A (fr)
DE (1) DE2522729C2 (fr)
FR (1) FR2272795B3 (fr)
GB (1) GB1498684A (fr)
SE (1) SE423341B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54119146A (en) * 1978-03-08 1979-09-14 Showa Rabaa Kagaku Kougiyou Kk Heating element
US4339971A (en) * 1978-12-13 1982-07-20 Zatorre Alfredo E Fastener and driving tool
US4625598A (en) * 1985-05-10 1986-12-02 Frank Wolfram Positive engagement screw driver tool
US4873900A (en) * 1986-12-08 1989-10-17 Massimo Ciumaga Screw driving device
US5461944A (en) * 1986-12-08 1995-10-31 Ciumaga; Massimo Method of making a screwdriver
GB2218659B (en) * 1988-05-19 1992-07-15 Massimo Ciumaga Screw driving device
US4977800A (en) * 1988-12-30 1990-12-18 Colvin David S Screwdriver blade construction
JPH0741118Y2 (ja) * 1989-10-04 1995-09-20 眞 西村 発熱シート
JP2709260B2 (ja) * 1993-10-15 1998-02-04 株式会社ダイリン商事 遠赤外線輻射方法
US6223634B1 (en) * 1997-10-03 2001-05-01 Phillips Screw Company Recessed head fastener and driver systems
US6216569B1 (en) * 1999-08-17 2001-04-17 Bobby Hu Cabinet tip of a slotted screwdriver with improved engagement with a fastener slot
US6526851B1 (en) * 2002-06-14 2003-03-04 Richard D. Fuerle Undercut screw and matching bit
US6955203B2 (en) * 2003-04-02 2005-10-18 Timothy Stancill Bead breaker
DE102006011836B3 (de) 2006-03-15 2007-10-18 Autoliv Development Ab Befestigungselement
US20090165604A1 (en) * 2007-12-31 2009-07-02 Macor Richard J Engaging portion of a screwdriver
US20140305267A1 (en) * 2013-04-10 2014-10-16 Emile Baroody No-Slip Screwdriver
USD795036S1 (en) * 2015-09-03 2017-08-22 Proprietary Technologies, Inc. Slotted screwdriver blade tip

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US697836A (en) * 1901-07-29 1902-04-15 John Gilman Gorham Screw-driver.
DE362860C (de) * 1919-12-18 1922-11-02 Orazio Vianello Schraubenzieher
US1476653A (en) * 1922-05-17 1923-12-04 Joseph R Stanton Screw driver
US1741349A (en) * 1928-12-19 1929-12-31 Bridgeport Hardware Mfg Corp Screw driver
US1782981A (en) * 1929-11-29 1930-11-25 Bridgeport Hardware Mfg Corp Screw driver
US3120251A (en) * 1959-11-12 1964-02-04 Voi Shan Ind Inc Screwdriver
US3026920A (en) * 1960-03-04 1962-03-27 Voi Shan Ind Inc Screwdriver
US3405748A (en) * 1966-06-29 1968-10-15 Sorteberg Johannes Torsion tube screw driver

Also Published As

Publication number Publication date
DE2522729A1 (de) 1975-12-11
DE2522729C2 (de) 1984-03-29
SE423341B (sv) 1982-05-03
US3897812A (en) 1975-08-05
AU8151575A (en) 1976-12-02
SE7505508L (sv) 1975-12-01
JPS513098A (fr) 1976-01-12
CA1025253A (fr) 1978-01-31
FR2272795B3 (fr) 1978-12-29
JPS5743387B2 (fr) 1982-09-14
GB1498684A (en) 1978-01-25
BE829614A (fr) 1975-09-15

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