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FR824407A - Improvements to tapping screws or other tapping fixing devices - Google Patents

Improvements to tapping screws or other tapping fixing devices

Info

Publication number
FR824407A
FR824407A FR824407DA FR824407A FR 824407 A FR824407 A FR 824407A FR 824407D A FR824407D A FR 824407DA FR 824407 A FR824407 A FR 824407A
Authority
FR
France
Prior art keywords
tapping
fixing devices
screws
tapping screws
tapping fixing
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
French (fr)
Inventor
Heyman Rosenberg
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 filed Critical
Application granted granted Critical
Publication of FR824407A publication Critical patent/FR824407A/en
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
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0084—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by geometric details of the tip
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00—Making helical bodies or bodies having parts of helical shape
    • B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
    • B21H3/027—Rolling of self-tapping screws
    • 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
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/001—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed
    • F16B25/0021—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed the material being metal, e.g. sheet-metal or aluminium
    • 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
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0078—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw with a shaft of non-circular cross-section or other special geometric features of the shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Forging (AREA)
  • Transmission Devices (AREA)
FR824407D 1935-02-08 1937-07-02 Improvements to tapping screws or other tapping fixing devices Expired FR824407A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5661A US2165011A (en) 1935-02-08 1935-02-08 Anchorage apparatus
GB17331/37A GB491680A (en) 1935-02-08 1937-06-22 Improvement in tapping screws or threaded fasteners
FR824407T 1937-07-02

Publications (1)

Publication Number Publication Date
FR824407A true FR824407A (en) 1938-02-08

Family

ID=10093295

Family Applications (1)

Application Number Title Priority Date Filing Date
FR824407D Expired FR824407A (en) 1935-02-08 1937-07-02 Improvements to tapping screws or other tapping fixing devices

Country Status (3)

Country Link
US (1) US2165011A (en)
FR (1) FR824407A (en)
GB (1) GB491680A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE970937C (en) * 1952-08-08 1958-11-13 N S F Nuernberger Schraubenfab Fixing screw with self-making thread

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2479730A (en) * 1944-05-10 1949-08-23 Lockheed Aircraft Corp Screw
DE1158763B (en) * 1954-09-16 1963-12-05 Caterpillar Tractor Co Securing a stud against loosening
US3083609A (en) * 1959-05-28 1963-04-02 Gen Am Transport Self-tapping screw having its thread interrupted by longitudinally extending and circumferentially spacedapart flutes
US3426642A (en) * 1962-02-05 1969-02-11 Res Eng & Mfg Self-tapping screws with threadforming projections
US3218905A (en) * 1962-04-30 1965-11-23 Nat Lock Co Self-tapping or thread-forming screw
US3251080A (en) * 1963-04-17 1966-05-17 Wilfred J Sharon Tool for forming screw threads by a cutting action followed by a swaging action
AT383400B (en) * 1985-10-24 1987-06-25 Sfs Stadler Ag DRILL SCREW
US4673323A (en) * 1986-04-07 1987-06-16 Peter Russo Self tapping stud
SE510158C2 (en) * 1992-10-29 1999-04-26 Medevelop Ab Anchorage elements for supporting prostheses and the use of such anchorage elements for fixing dentures
US5374146A (en) * 1993-08-10 1994-12-20 Ring Screw Works Bolt including a cleaning thread point tip
US5419667A (en) * 1993-08-19 1995-05-30 Ring Screw Works Anti-cross thread fastener with cleaning tip
US5599149A (en) * 1995-02-28 1997-02-04 Anchor Bolt And Screw Company Self-tapping floor screw
GB2313167B (en) * 1996-05-15 2000-05-10 Chen Sen Yang Screw for fibrous boards
US6749386B2 (en) 2001-08-20 2004-06-15 Maclean-Fogg Company Locking fastener assembly
JP2003222116A (en) * 2002-01-31 2003-08-08 Honda Motor Co Ltd Self-tapping bolt
US6875215B2 (en) 2002-02-15 2005-04-05 John Stanley Taras Distraction pin for fracture fixation
US7017952B2 (en) * 2002-06-21 2006-03-28 Maclean-Fogg Company Fluid connector
DE102005040059A1 (en) * 2005-08-24 2007-03-01 Benjamin Murr Wooden rawlplug for connecting wooden or wood components, has drill provided at front side of plug and spiral shaped grooving running around drill, where grooving has pitch selected such that part of helical surface of plug is broader
DE102007036733A1 (en) * 2007-08-03 2009-02-05 Newfrey Llc, Newark Threaded bolt and method for its production
US8647038B2 (en) * 2009-01-07 2014-02-11 Illinois Tool Works Inc. Fastener with shaving inhibitor
DE102012223306A1 (en) * 2012-12-14 2014-06-18 Continental Automotive Gmbh Method for producing connector e.g. threaded pin with female hexagon, to fasten housing parts in e.g. radio devices in vehicle, involves intersecting bolt by screw threads, where screw thread is not damaged in housing during pivoting phase
DE102013106758B4 (en) * 2013-06-27 2022-06-09 Aesculap Aktiengesellschaft Out-of-round pedicle screw
TWI636197B (en) * 2017-02-16 2018-09-21 趙穎慶 Screw chip removal structure
CN110073116B (en) * 2017-03-23 2020-06-02 株式会社明道 Bolt
DE102019202855A1 (en) * 2019-03-01 2020-09-03 Psa Automobiles Sa Fastening means for a screw connection

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE970937C (en) * 1952-08-08 1958-11-13 N S F Nuernberger Schraubenfab Fixing screw with self-making thread

Also Published As

Publication number Publication date
US2165011A (en) 1939-07-04
GB491680A (en) 1938-09-07

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