CH344597A - Vis avec tournevis - Google Patents

Vis avec tournevis

Info

Publication number
CH344597A
CH344597A CH344597DA CH344597A CH 344597 A CH344597 A CH 344597A CH 344597D A CH344597D A CH 344597DA CH 344597 A CH344597 A CH 344597A
Authority
CH
Switzerland
Prior art keywords
screwdriver
screw
Prior art date
Application number
Other languages
English (en)
Original Assignee
Gen Am Transport
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
Priority claimed from US452919A external-priority patent/US2800829A/en
Application filed by Gen Am Transport filed Critical Gen Am Transport
Publication of CH344597A publication Critical patent/CH344597A/fr

Links

Classifications

    • 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
    • F16B23/0023—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 substantially cross-shaped
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Portable Nailing Machines And Staplers (AREA)
CH344597D 1954-08-30 1955-07-14 Vis avec tournevis CH344597A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US452919A US2800829A (en) 1954-08-30 1954-08-30 Cruciform recessed screw
US537316A US2800936A (en) 1954-08-30 1955-09-15 Cruciform screw driver

Publications (1)

Publication Number Publication Date
CH344597A true CH344597A (fr) 1960-02-15

Family

ID=27036940

Family Applications (1)

Application Number Title Priority Date Filing Date
CH344597D CH344597A (fr) 1954-08-30 1955-07-14 Vis avec tournevis

Country Status (4)

Country Link
US (1) US2800936A (fr)
BE (1) BE539857A (fr)
CH (1) CH344597A (fr)
GB (1) GB813571A (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3025896A (en) * 1958-06-26 1962-03-20 Phillips Screw Co Tools for recessed head fastener with oblique recess
US3028781A (en) * 1958-06-26 1962-04-10 Phillips Screw Co Recessed head fastener with oblique recess
US3034386A (en) * 1959-06-30 1962-05-15 Standard Screw Bolt tool for use with tamperproof screw or the like
US3236275A (en) * 1962-10-24 1966-02-22 Robert D Smith Screw driver with an h-shaped drawing bit
US4998454A (en) * 1988-11-14 1991-03-12 Black & Decker Inc. Screwdriver bit for phillips-head fasteners
US4970922A (en) * 1989-03-23 1990-11-20 Snap-On Tools Corporation Torque driving tool and retainer for driven member
US5353667A (en) * 1993-04-23 1994-10-11 Wilner David W Combination tool and fastener
US6128983A (en) * 1999-01-06 2000-10-10 Arnn; Edward T. Drive tool for fasteners
US6196091B1 (en) * 1999-03-17 2001-03-06 Thomas & Betts International Drill bit for applying torque to a fastener
GB2354566A (en) * 1999-09-22 2001-03-28 Connor Edward O Screwdriver with locating peg
NO994934L (no) † 1999-10-08 2001-04-09 Jone Edland Skruehode og verktøy
USD431768S (en) * 1999-11-29 2000-10-10 Frederick G. Feik Phillips screw head for stripped screws
US6893027B2 (en) * 2003-04-08 2005-05-17 Burmon, Inc. Surgical chuck key
GB2421922A (en) * 2005-01-10 2006-07-12 Paul Cornwall Non slip screwdriver and corresponding screw
US7325470B2 (en) * 2005-06-16 2008-02-05 Orthohelix Surgical Designs, Inc. Self-centering screw and retaining screw driver for use in surgery
US7690282B2 (en) * 2005-08-03 2010-04-06 Synthes Usa, Llc Screw-retaining screwdriver
US8739660B2 (en) 2006-04-24 2014-06-03 Ttapdrive As Screw head and tool for use therewith
GB2437537A (en) * 2006-04-24 2007-10-31 Jone Edland Screw head with hexalobular recess and corresponding tool
US20090145270A1 (en) * 2007-12-05 2009-06-11 Heesch Gary V Torque reducing and stabilizing screwdrivers and slotted threaded fasteners and related methods
JP5419733B2 (ja) * 2010-01-28 2014-02-19 勝行 戸津 ドライバービット
ES2409810B1 (es) * 2011-11-25 2014-04-24 Ricardo Arveras Garcia Accesorio para la fijación de puntas de arresto en espadas de esgrima
US10286527B2 (en) * 2017-03-24 2019-05-14 Joun-Jan Chen Hexagonal wrench
USD897806S1 (en) * 2018-04-30 2020-10-06 William Norton Driver
USD889951S1 (en) * 2018-11-19 2020-07-14 Katsuyuki Totsu Screw
DE102020133061A1 (de) * 2020-12-10 2022-06-15 Berner Trading Holding Gmbh Schraubendreher-Antriebsgeometrie, Schraubbit und Schraubenkopf

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US179695A (en) * 1876-07-11 John feeaesqn
US2046838A (en) * 1934-07-03 1936-07-07 Phillips Screw Co Screw driver
US2268515A (en) * 1939-07-15 1941-12-30 Illinois Tool Works Screw driver
US2389129A (en) * 1943-09-03 1945-11-20 Joseph H Bishop Universal screw driver
US2538350A (en) * 1945-09-05 1951-01-16 Gerhard H J Baule Socket head screw
US2684094A (en) * 1951-06-21 1954-07-20 Lissy John Nonslip screw driver and screwhead

Also Published As

Publication number Publication date
BE539857A (fr)
GB813571A (en) 1959-05-21
US2800936A (en) 1957-07-30

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