IT1010699B - Perfezionamenti relativi a caccia viti e viti utilizzabili con gli stessi - Google Patents

Perfezionamenti relativi a caccia viti e viti utilizzabili con gli stessi

Info

Publication number
IT1010699B
IT1010699B IT12607/74A IT1260774A IT1010699B IT 1010699 B IT1010699 B IT 1010699B IT 12607/74 A IT12607/74 A IT 12607/74A IT 1260774 A IT1260774 A IT 1260774A IT 1010699 B IT1010699 B IT 1010699B
Authority
IT
Italy
Prior art keywords
screws
hunting
same
improvements related
hunting screws
Prior art date
Application number
IT12607/74A
Other languages
English (en)
Original Assignee
Iskra M
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 Iskra M filed Critical Iskra M
Application granted granted Critical
Publication of IT1010699B publication Critical patent/IT1010699B/it

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
    • B25B15/007Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with blade of flat or substantially flat cross-section
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0007Specially 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
    • F16B23/0015Specially 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 rectangular, e.g. one-slot head

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Connection Of Plates (AREA)
IT12607/74A 1973-03-15 1974-03-15 Perfezionamenti relativi a caccia viti e viti utilizzabili con gli stessi IT1010699B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1253673A GB1455003A (en) 1973-03-15 1973-03-15 Screwdrivers and screws for use therewith

Publications (1)

Publication Number Publication Date
IT1010699B true IT1010699B (it) 1977-01-20

Family

ID=10006432

Family Applications (1)

Application Number Title Priority Date Filing Date
IT12607/74A IT1010699B (it) 1973-03-15 1974-03-15 Perfezionamenti relativi a caccia viti e viti utilizzabili con gli stessi

Country Status (7)

Country Link
US (1) US3891017A (it)
CA (1) CA1006722A (it)
DE (1) DE2410662A1 (it)
ES (1) ES424305A1 (it)
FR (1) FR2221238B1 (it)
GB (1) GB1455003A (it)
IT (1) IT1010699B (it)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3985170A (en) * 1974-08-17 1976-10-12 Marian Iskra Screwdriver
US4073210A (en) * 1976-09-10 1978-02-14 Katsuyuki Totsu Screw
US4314489A (en) * 1979-11-15 1982-02-09 Aldo Arcangeli Screwdrivers
US4528874A (en) * 1983-01-17 1985-07-16 Dunn J Malcolm Screw fasteners and drivers
DE3337535A1 (de) * 1983-10-14 1985-05-02 Alfons 5758 Fröndenberg Knoche Schraube mit verbesserten innenantrieb, praegestempel zum pressen des innenantriebs einer derartigen schraube und schraubendreher fuer diese schraube
GB2225547A (en) * 1988-11-30 1990-06-06 John Herbert Thomsett Screwdriver and screw
US5210895A (en) * 1992-03-02 1993-05-18 Hull Harold L Combined screwdriver and file
US5347893A (en) * 1993-02-26 1994-09-20 Snap-On Incorporated Arcuate tip driver
GB2285940A (en) * 1994-01-27 1995-08-02 Malcolm Turner Fastening system
US6128983A (en) * 1999-01-06 2000-10-10 Arnn; Edward T. Drive tool for fasteners
ATE336334T1 (de) * 2000-03-06 2006-09-15 Holland Letz Felo Werkzeug Schraubendreher-einsätze
US20030000351A1 (en) * 2001-06-28 2003-01-02 Ortho Development Corporation Interference fit screw driver
US6886431B1 (en) * 2002-09-16 2005-05-03 Anthony Petrsorich Combination screw driver blade tip and cooperating interlocking screw slot
US20040177729A1 (en) * 2003-03-10 2004-09-16 Jory Bell Screw and screw driver
US7028592B2 (en) * 2004-02-17 2006-04-18 Hills Jeffrey M Tool element and screw for mating engagement therewith
US20090145270A1 (en) * 2007-12-05 2009-06-11 Heesch Gary V Torque reducing and stabilizing screwdrivers and slotted threaded fasteners and related methods
DE112009002723T5 (de) * 2008-11-07 2012-11-29 Milwaukee Electric Tool Corp. Werkzeugeinsatz
USD623036S1 (en) 2008-11-07 2010-09-07 Milwaukee Electric Tool Corporation Insert bit
WO2010091281A1 (en) * 2009-02-05 2010-08-12 Milwaukee Electric Tool Corporation Screwdriver
US8621961B2 (en) * 2009-04-28 2014-01-07 Milwaukee Electric Tool Corporation Multi-purpose tool
USD711719S1 (en) 2009-11-06 2014-08-26 Milwaukee Electric Tool Corporation Tool bit
USD754513S1 (en) 2010-02-05 2016-04-26 Milwaukee Electric Tool Corporation Screwdriver head
US20130327188A1 (en) * 2012-06-11 2013-12-12 Roger F. Wilson Slip-resistant screwdriver for slotted screws and method for driving slotted screws
US10022845B2 (en) 2014-01-16 2018-07-17 Milwaukee Electric Tool Corporation Tool bit
USD803023S1 (en) * 2016-04-07 2017-11-21 Wayne Anderson Tool tip
US11638987B2 (en) 2017-12-01 2023-05-02 Milwaukee Electric Tool Corporation Wear resistant tool bit
USD921468S1 (en) 2018-08-10 2021-06-08 Milwaukee Electric Tool Corporation Driver bit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190001476A (en) * 1900-01-23 1900-03-17 Josiah Pearce Improvements in Finishing Tools for Facing Piston Rings.
US1797390A (en) * 1929-02-04 1931-03-24 Frederick H Wood Screw driver designed to be keyed on a screw
NL276619A (it) * 1961-03-31
US3216292A (en) * 1964-03-20 1965-11-09 William D Flegal Parallel edge broken pipe or bolt extractor

Also Published As

Publication number Publication date
GB1455003A (en) 1976-11-10
DE2410662A1 (de) 1974-09-26
ES424305A1 (es) 1976-06-01
FR2221238A1 (it) 1974-10-11
US3891017A (en) 1975-06-24
FR2221238B1 (it) 1978-08-11
CA1006722A (en) 1977-03-15

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