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AU526732B2 - Drill screw - Google Patents
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AU526732B2 - Drill screw - Google Patents

Drill screw

Info

Publication number
AU526732B2
AU526732B2 AU72484/81A AU7248481A AU526732B2 AU 526732 B2 AU526732 B2 AU 526732B2 AU 72484/81 A AU72484/81 A AU 72484/81A AU 7248481 A AU7248481 A AU 7248481A AU 526732 B2 AU526732 B2 AU 526732B2
Authority
AU
Australia
Prior art keywords
drill screw
drill
screw
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.)
Ceased
Application number
AU72484/81A
Other versions
AU7248481A (en
Inventor
Katsumi Shinjo
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.)
Shinjo Manufacturing Co Ltd
Original Assignee
Seisakusho Y K S
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 to GB08119586A priority Critical patent/GB2100628B/en
Application filed by Seisakusho Y K S filed Critical Seisakusho Y K S
Priority to AU72484/81A priority patent/AU526732B2/en
Priority to DE19813126355 priority patent/DE3126355C2/en
Application granted granted Critical
Publication of AU526732B2 publication Critical patent/AU526732B2/en
Publication of AU7248481A publication Critical patent/AU7248481A/en
Anticipated expiration legal-status Critical
Ceased 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
    • F16B25/10—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws
    • F16B25/103—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a drilling screw-point, i.e. with a cutting and material removing action
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Drilling Tools (AREA)
  • Forging (AREA)
AU72484/81A 1981-06-25 1981-07-02 Drill screw Ceased AU526732B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB08119586A GB2100628B (en) 1981-06-25 1981-06-25 A drill screw
AU72484/81A AU526732B2 (en) 1981-06-25 1981-07-02 Drill screw
DE19813126355 DE3126355C2 (en) 1981-06-25 1981-07-03 Drilling screw

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB08119586A GB2100628B (en) 1981-06-25 1981-06-25 A drill screw
AU72484/81A AU526732B2 (en) 1981-06-25 1981-07-02 Drill screw
DE19813126355 DE3126355C2 (en) 1981-06-25 1981-07-03 Drilling screw

Publications (2)

Publication Number Publication Date
AU526732B2 true AU526732B2 (en) 1983-01-27
AU7248481A AU7248481A (en) 1983-01-27

Family

ID=27155992

Family Applications (1)

Application Number Title Priority Date Filing Date
AU72484/81A Ceased AU526732B2 (en) 1981-06-25 1981-07-02 Drill screw

Country Status (3)

Country Link
AU (1) AU526732B2 (en)
DE (1) DE3126355C2 (en)
GB (1) GB2100628B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU582457B2 (en) * 1985-08-14 1989-03-23 Emhart Industries Inc. Drill screw

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0136912B1 (en) * 1983-10-04 1989-12-20 W.A. Deutsher Pty. Ltd. Self-drilling screw
JPS61111740A (en) * 1984-11-05 1986-05-29 Yamahiro:Kk Method for manufacturing drill-shaped cutting working tool, and rolling die
US4836730A (en) * 1985-01-17 1989-06-06 Emhart Industries, Inc. Fastener
AT383400B (en) * 1985-10-24 1987-06-25 Sfs Stadler Ag DRILL SCREW
AU586060B2 (en) * 1986-01-09 1989-06-29 Emhart Industries Inc. Groove point screw
US4948306A (en) * 1987-08-08 1990-08-14 Aldof Wurth GmbH & Co. KG Drill
US5120172A (en) * 1991-04-15 1992-06-09 Wakai & Co., Ltd. Tapping screw
DE19803672A1 (en) * 1998-01-30 1999-08-05 Adolf Wuerth Gmbh & Co Kg Self-tapping screw able to provide up to 100 per cent thread cover
DE102011002723A1 (en) * 2011-01-14 2012-07-19 Swg Schraubenwerk Gaisbach Gmbh screw
DE102020100330A1 (en) * 2020-01-09 2021-07-15 Volkswagen Aktiengesellschaft Screw for automatic drilling when screwing in as well as a method for producing a composite component

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE249706C (en) * 1900-01-01
DD72426A (en) *
US3079831A (en) * 1959-05-07 1963-03-05 Illinois Tool Works Screw having workpiece drilling and thread cutting point
US3241426A (en) * 1963-11-08 1966-03-22 Illinois Tool Works Drilling and tapping screw with ragged cutting edges
US3238836A (en) * 1964-03-25 1966-03-08 Harry W Johnson Drilling reaming work extruding self-tapping screw
US3463045A (en) * 1966-05-10 1969-08-26 Illinois Tool Works Drilling screw
US3395603A (en) * 1966-09-13 1968-08-06 Parker Kaion Corp Rotary threaded fasteners
US3776936A (en) * 1970-05-19 1973-12-04 Exxon Research Engineering Co Thiocarbamic acid ester pesticides
US3710676A (en) * 1971-11-18 1973-01-16 Central Screw Co Self-drilling and thread-forming screw
JPS597045B2 (en) * 1976-08-24 1984-02-16 株式会社山科精工所 Drill screw and mold for its production
US4071918A (en) * 1976-11-08 1978-02-07 Illinois Tool Works Inc. Method of producing drill screws
CH616211A5 (en) * 1977-10-06 1980-03-14 Terep Techn Res & Prod Eng Co
US4233880A (en) * 1978-07-20 1980-11-18 Illinois Tool Works Inc. Stainless steel drill screw
CA1175688A (en) * 1979-11-26 1984-10-09 Illinois Tool Works Inc. Drill screw and cutters for making same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU582457B2 (en) * 1985-08-14 1989-03-23 Emhart Industries Inc. Drill screw

Also Published As

Publication number Publication date
GB2100628A (en) 1983-01-06
GB2100628B (en) 1985-04-11
DE3126355C2 (en) 1985-12-19
DE3126355A1 (en) 1983-01-20

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired