FR847141A - Perfectionnements aux vis et aux tournevis - Google Patents

Perfectionnements aux vis et aux tournevis

Info

Publication number
FR847141A
FR847141A FR847141DA FR847141A FR 847141 A FR847141 A FR 847141A FR 847141D A FR847141D A FR 847141DA FR 847141 A FR847141 A FR 847141A
Authority
FR
France
Prior art keywords
screwdrivers
screws
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.)
Expired
Application number
Other languages
English (en)
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.)
BRADSHAW PATENT SCREW Co
Original Assignee
BRADSHAW PATENT SCREW Co
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 BRADSHAW PATENT SCREW Co filed Critical BRADSHAW PATENT SCREW Co
Application granted granted Critical
Publication of FR847141A publication Critical patent/FR847141A/fr
Expired legal-status Critical Current

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
    • F16B37/00—Nuts or like thread-engaging members
    • F16B37/14—Cap nuts; Nut caps or bolt caps
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47G—HOUSEHOLD OR TABLE EQUIPMENT
    • A47G3/00—Removable ornamental heads for nails, screws, or the like
    • 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
    • B25B13/00—Spanners; Wrenches
    • B25B13/48—Spanners; Wrenches for special purposes
    • B25B13/485—Spanners; Wrenches for special purposes for theft-proof screws, bolts or nuts
    • B25B13/486—Spanners; Wrenches for special purposes for theft-proof screws, bolts or nuts using a threaded connection between screw and tool
    • 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
    • F16B23/0084—Specially shaped nuts or heads of bolts or screws for rotations by a tool with a threaded engagement between the head of the bolt or screw and the tool
    • 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
    • F16B37/00—Nuts or like thread-engaging members
    • F16B37/005—Nuts or like thread-engaging members into which threads are cut during screwing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S411/00—Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
    • Y10S411/91—Antitamper means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S411/00—Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
    • Y10S411/919—Screw having driving contacts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dowels (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
FR847141D 1937-12-07 1938-12-06 Perfectionnements aux vis et aux tournevis Expired FR847141A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB33785/37A GB511033A (en) 1937-12-07 1937-12-07 Improvements in and relating to screws and self-tapping screwdrivers

Publications (1)

Publication Number Publication Date
FR847141A true FR847141A (fr) 1939-10-03

Family

ID=10357395

Family Applications (1)

Application Number Title Priority Date Filing Date
FR847141D Expired FR847141A (fr) 1937-12-07 1938-12-06 Perfectionnements aux vis et aux tournevis

Country Status (3)

Country Link
US (1) US2244046A (fr)
FR (1) FR847141A (fr)
GB (1) GB511033A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735167A (en) * 1956-02-21 Olsen
EP0039766A1 (fr) * 1980-05-09 1981-11-18 Fischerwerke Arthur Fischer GmbH & Co. KG Dispositif de fixation pour objets sanitaires

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2936014A (en) * 1957-07-24 1960-05-10 Robert A Kraus Resilient insert constricted to smaller diameter upon insertion in base member thereupon expanded to greater diameter to afford a friction lock
US2993950A (en) * 1959-06-17 1961-07-25 Formar Ind Inc Self-tapping non-conductive fastener
US3419135A (en) * 1965-10-26 1968-12-31 Millner Elliott Screw clip or the like including headless screws with cylindrical bore driving means
US4128038A (en) * 1977-11-23 1978-12-05 Pay Television Corporation Rotary drive fastener
US4197889A (en) * 1978-10-20 1980-04-15 C. Hager & Sons Hinge Manufacturing Company Security screw, driver therefor, and process
USD270229S (en) 1980-10-22 1983-08-23 The Eastern Company Tool and operator head for tool-operated lock
USD270424S (en) 1980-10-22 1983-09-06 The Eastern Company Tool operator for tool-operated locks
GB2247426B (en) * 1990-06-13 1994-06-15 Andrew Langdon Extraction unit
GB2261483B (en) * 1991-11-12 1995-07-26 Valerie Hulbert Security fastener and tools for operating same
US5378101A (en) * 1992-12-22 1995-01-03 Textron Inc. Tamper-proof drive system based upon multi-lobular configuration
DE19955438A1 (de) * 1999-11-18 2001-06-13 Klappstein Kurt SHS Holz und Eisenschrauben
US7833250B2 (en) 2004-11-10 2010-11-16 Jackson Roger P Polyaxial bone screw with helically wound capture connection
US8377100B2 (en) 2000-12-08 2013-02-19 Roger P. Jackson Closure for open-headed medical implant
US11224464B2 (en) 2002-05-09 2022-01-18 Roger P. Jackson Threaded closure with inwardly-facing tool engaging concave radiused structures and axial through-aperture
CN102226457A (zh) * 2011-04-08 2011-10-26 王岩泽 螺钉、螺母及配套工具
US8911479B2 (en) 2012-01-10 2014-12-16 Roger P. Jackson Multi-start closures for open implants
US8911478B2 (en) 2012-11-21 2014-12-16 Roger P. Jackson Splay control closure for open bone anchor
US9840002B2 (en) * 2013-09-30 2017-12-12 Lew C. Schon Modular driver and screw system
GB2524520A (en) * 2014-03-25 2015-09-30 Lillemor Ltd Fasteners
DE102015122097A1 (de) * 2015-12-17 2017-06-22 Böllhoff Verbindungstechnik GmbH Installationshalteelement mit einer Mehrzahl von Verschlusselementen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735167A (en) * 1956-02-21 Olsen
EP0039766A1 (fr) * 1980-05-09 1981-11-18 Fischerwerke Arthur Fischer GmbH & Co. KG Dispositif de fixation pour objets sanitaires

Also Published As

Publication number Publication date
US2244046A (en) 1941-06-03
GB511033A (en) 1939-08-08

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