IT1229601B - Cacciavite - Google Patents

Cacciavite

Info

Publication number
IT1229601B
IT1229601B IT8709564A IT956487A IT1229601B IT 1229601 B IT1229601 B IT 1229601B IT 8709564 A IT8709564 A IT 8709564A IT 956487 A IT956487 A IT 956487A IT 1229601 B IT1229601 B IT 1229601B
Authority
IT
Italy
Prior art keywords
screwdriver
Prior art date
Application number
IT8709564A
Other languages
English (en)
Other versions
IT8709564A0 (it
Inventor
Massimo Ciumaga
Original Assignee
Massimo Ciumaga
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 Massimo Ciumaga filed Critical Massimo Ciumaga
Publication of IT8709564A0 publication Critical patent/IT8709564A0/it
Application granted granted Critical
Publication of IT1229601B publication Critical patent/IT1229601B/it

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
    • B25B15/007—Screwdrivers 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)
IT8709564A 1986-12-08 1987-12-04 Cacciavite IT1229601B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/944,470 US4873900A (en) 1986-12-08 1986-12-08 Screw driving device

Publications (2)

Publication Number Publication Date
IT8709564A0 IT8709564A0 (it) 1987-12-04
IT1229601B true IT1229601B (it) 1991-09-04

Family

ID=25481460

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8709564A IT1229601B (it) 1986-12-08 1987-12-04 Cacciavite

Country Status (4)

Country Link
US (1) US4873900A (it)
JP (1) JPS63191576A (it)
CA (1) CA1276081C (it)
IT (1) IT1229601B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5269209A (en) * 1992-10-20 1993-12-14 Baker David R Curvilinear drive screwdriver and screw
USD386063S (en) * 1996-11-04 1997-11-11 Badiali John A Tool handle
US6216569B1 (en) * 1999-08-17 2001-04-17 Bobby Hu Cabinet tip of a slotted screwdriver with improved engagement with a fastener slot
US7311026B2 (en) * 2006-02-21 2007-12-25 Joshua Robert Melton Strip resistant screw head and screwdriver tip in combination

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1479506A (en) * 1922-01-07 1924-01-01 Marshallwells Company Screw driver
US1787087A (en) * 1929-03-01 1930-12-30 Peter L Robertson Screw driver and method of making same
US3405748A (en) * 1966-06-29 1968-10-15 Sorteberg Johannes Torsion tube screw driver
US3923088A (en) * 1974-05-28 1975-12-02 Edward T Arnn Biting screw driver
US3897812A (en) * 1974-05-28 1975-08-05 Edward T Arnn Screw driver
US4105056A (en) * 1974-07-24 1978-08-08 Arnn Edward T Nonslip screw driver
US4339971A (en) * 1978-12-13 1982-07-20 Zatorre Alfredo E Fastener and driving tool
US4311071A (en) * 1980-01-31 1982-01-19 Marvin Bassell Screw driver and screw head system
GB2131114A (en) * 1982-11-25 1984-06-13 Chang Chung Hsing Screw and screwdriver

Also Published As

Publication number Publication date
JPS63191576A (ja) 1988-08-09
IT8709564A0 (it) 1987-12-04
US4873900A (en) 1989-10-17
CA1276081C (en) 1990-11-13

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931229