DE29706372U1 - Hard stainless steel self-drilling screw - Google Patents

Hard stainless steel self-drilling screw

Info

Publication number
DE29706372U1
DE29706372U1 DE29706372U DE29706372U DE29706372U1 DE 29706372 U1 DE29706372 U1 DE 29706372U1 DE 29706372 U DE29706372 U DE 29706372U DE 29706372 U DE29706372 U DE 29706372U DE 29706372 U1 DE29706372 U1 DE 29706372U1
Authority
DE
Germany
Prior art keywords
stainless steel
drilling screw
steel self
hard stainless
hard
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 - Lifetime
Application number
DE29706372U
Other languages
German (de)
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.)
Ejot GmbH and Co KG
Original Assignee
ROETTGERS CHRISTOPH
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 ROETTGERS CHRISTOPH filed Critical ROETTGERS CHRISTOPH
Priority to DE29706372U priority Critical patent/DE29706372U1/en
Publication of DE29706372U1 publication Critical patent/DE29706372U1/en
Priority to DE19815670A priority patent/DE19815670C2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F16B33/00—Features common to bolt and nut
    • F16B33/008—Corrosion preventing means
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/02—Hardening by precipitation
    • 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
    • F16B25/10—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing 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
    • F16B33/00—Features common to bolt and nut
    • F16B33/06—Surface treatment of parts furnished with screw-thread, e.g. for preventing seizure or fretting
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2221/00—Treating localised areas of an article
    • C21D2221/01—End parts (e.g. leading, trailing end)

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
DE29706372U 1997-04-10 1997-04-10 Hard stainless steel self-drilling screw Expired - Lifetime DE29706372U1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE29706372U DE29706372U1 (en) 1997-04-10 1997-04-10 Hard stainless steel self-drilling screw
DE19815670A DE19815670C2 (en) 1997-04-10 1998-04-08 Self-tapping screw made of corrosion-resistant material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29706372U DE29706372U1 (en) 1997-04-10 1997-04-10 Hard stainless steel self-drilling screw

Publications (1)

Publication Number Publication Date
DE29706372U1 true DE29706372U1 (en) 1997-10-30

Family

ID=8038714

Family Applications (2)

Application Number Title Priority Date Filing Date
DE29706372U Expired - Lifetime DE29706372U1 (en) 1997-04-10 1997-04-10 Hard stainless steel self-drilling screw
DE19815670A Expired - Fee Related DE19815670C2 (en) 1997-04-10 1998-04-08 Self-tapping screw made of corrosion-resistant material

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19815670A Expired - Fee Related DE19815670C2 (en) 1997-04-10 1998-04-08 Self-tapping screw made of corrosion-resistant material

Country Status (1)

Country Link
DE (2) DE29706372U1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6338600B2 (en) 1999-11-15 2002-01-15 Ejot Verbindungstechnik Gmbh & Co. Kg Self-tapping, corrosion-resistant screw with hardened tip
DE19815670C2 (en) * 1997-04-10 2002-09-26 Ejot Verbindungstech Gmbh & Co Self-tapping screw made of corrosion-resistant material
FR2965025A1 (en) * 2010-09-22 2012-03-23 Laurent Fixation Self-drilling screw for assembling element i.e. aluminum framework, of photovoltaic panel with metal structure, has head provided with tool holder, where length of shrinking segment is greater than thickness of element to be assembled
DE102011087683A1 (en) 2011-12-04 2013-06-06 Baier & Michels Gmbh & Co. Kg Corrosion-resistant screw, use of such a screw in a corrosive environment and method of making such a screw

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10030433C2 (en) * 1999-06-23 2002-06-06 Fraunhofer Ges Forschung Process for the production of wear-resistant surface layers on precipitation hardenable materials
US6811622B1 (en) 1999-08-19 2004-11-02 Heinrich Friederich Semifinished and finished products made of austenitic special steel and method for the production thereof
DE10033471C1 (en) * 2000-07-10 2001-12-06 Sfs Ind Holding Ag Heerbrugg Self-boring screw made from stainless steel used in the building industry has a shaft made from two sections of stainless steel connected together
DE10113946A1 (en) * 2001-03-22 2002-09-26 Toge Duebel A Gerhard Kg Self-tapping, steel concrete bolt has cold-rolled self tapping thread near tip, normal thread continuing from this towards head and only section which carries self-tapping thread being hardened
DE10315957A1 (en) * 2003-04-08 2004-10-28 Ejot Gmbh & Co. Kg Screw with a partially hardened functional tip and process for its manufacture
DE102004053803B4 (en) * 2004-11-08 2006-10-26 Hilti Ag Thread-forming screw
DE102005011079B4 (en) * 2005-03-08 2019-07-04 Schraubenfabrik W. Rüggeberg GmbH Fixing screw for screwing in plastic
DE102010055210A1 (en) * 2010-12-20 2012-06-21 Ejot Gmbh & Co. Kg Low alloy carbon steel screw and method of making such a screw
DE102016202447A1 (en) * 2016-02-17 2017-08-17 Arnold Umformtechnik Gmbh & Co. Kg Method and device for non-cutting insertion of a screw in non-perforated components and screw
CN106224344A (en) * 2016-09-26 2016-12-14 利欧集团浙江泵业有限公司 Many ribs tooth tapping screw

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4233880A (en) * 1978-07-20 1980-11-18 Illinois Tool Works Inc. Stainless steel drill screw
US4295351A (en) * 1979-01-08 1981-10-20 Illinois Tool Works Inc. Self-tapping stainless steel screw and method for producing same
JPS5872711A (en) * 1981-10-27 1983-04-30 有限会社新城製作所 Drill screw consisting of austenite group stainless steel
DE3434759A1 (en) * 1984-09-21 1986-05-22 M.A.N.-B & W Diesel GmbH, 8900 Augsburg Process for producing machine components which can be highly stressed statically and/or dynamically
US4730970A (en) * 1986-11-12 1988-03-15 Whyco Chromium Company Selectively hardened self drilling fasteners
JPH0533804A (en) * 1991-07-26 1993-02-09 Yasutsugu Uejima Manufacturing method for drilling screw made of austenitic stainless steel
DE4139653A1 (en) * 1991-12-02 1993-08-26 Hilti Ag CORROSION-RESISTANT NAIL TO DRIVE IN HARD MATERIALS
DE19540848A1 (en) * 1995-10-30 1997-05-28 Hettich Ludwig & Co Screw and process for its manufacture
DE29706372U1 (en) * 1997-04-10 1997-10-30 Biller Rudi Hard stainless steel self-drilling screw
DE29709932U1 (en) * 1997-06-07 1997-09-18 Biller Rudi Partially hard surface screw

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19815670C2 (en) * 1997-04-10 2002-09-26 Ejot Verbindungstech Gmbh & Co Self-tapping screw made of corrosion-resistant material
US6338600B2 (en) 1999-11-15 2002-01-15 Ejot Verbindungstechnik Gmbh & Co. Kg Self-tapping, corrosion-resistant screw with hardened tip
FR2965025A1 (en) * 2010-09-22 2012-03-23 Laurent Fixation Self-drilling screw for assembling element i.e. aluminum framework, of photovoltaic panel with metal structure, has head provided with tool holder, where length of shrinking segment is greater than thickness of element to be assembled
DE102011087683A1 (en) 2011-12-04 2013-06-06 Baier & Michels Gmbh & Co. Kg Corrosion-resistant screw, use of such a screw in a corrosive environment and method of making such a screw
WO2013083540A1 (en) 2011-12-04 2013-06-13 Baier & Michels Gmbh & Co. Kg Corrosion-resistant screw, use of a screw of this type in a corrosive environment, and method for producing a screw of this type

Also Published As

Publication number Publication date
DE19815670A1 (en) 1998-11-19
DE19815670C2 (en) 2002-09-26

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19971211

R081 Change of applicant/patentee

Owner name: EJOT GMBH & CO. KG, DE

Free format text: FORMER OWNER: RUDI BILLER,FRANK HAASE,CHRISTOPH ROETTGERS, , DE

Effective date: 19981118

R150 Term of protection extended to 6 years

Effective date: 20000614

R081 Change of applicant/patentee

Owner name: EJOT GMBH & CO. KG, DE

Free format text: FORMER OWNER: EJOT VERBINDUNGSTECHNIK GMBH & CO. KG, 57334 BAD LAASPHE, DE

Effective date: 20030325

R157 Lapse of ip right after 6 years

Effective date: 20031031