SE8300548L - Sjelvgengande skruv - Google Patents

Sjelvgengande skruv

Info

Publication number
SE8300548L
SE8300548L SE8300548A SE8300548A SE8300548L SE 8300548 L SE8300548 L SE 8300548L SE 8300548 A SE8300548 A SE 8300548A SE 8300548 A SE8300548 A SE 8300548A SE 8300548 L SE8300548 L SE 8300548L
Authority
SE
Sweden
Prior art keywords
self
cutting surface
drilling process
tapping screws
drilling
Prior art date
Application number
SE8300548A
Other languages
English (en)
Swedish (sv)
Other versions
SE8300548D0 (sv
Inventor
E J Skierski
Original Assignee
Usm Corp
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 Usm Corp filed Critical Usm Corp
Publication of SE8300548D0 publication Critical patent/SE8300548D0/xx
Publication of SE8300548L publication Critical patent/SE8300548L/xx

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
    • F16B25/001—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
    • F16B25/0084—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Drilling Tools (AREA)
  • Earth Drilling (AREA)
  • Joining Of Building Structures In Genera (AREA)
SE8300548A 1982-02-05 1983-02-02 Sjelvgengande skruv SE8300548L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34602382A 1982-02-05 1982-02-05

Publications (2)

Publication Number Publication Date
SE8300548D0 SE8300548D0 (sv) 1983-02-02
SE8300548L true SE8300548L (sv) 1983-08-06

Family

ID=23357597

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8300548A SE8300548L (sv) 1982-02-05 1983-02-02 Sjelvgengande skruv

Country Status (17)

Country Link
JP (1) JPS58146711A (de)
AU (1) AU559300B2 (de)
CA (1) CA1217368A (de)
CH (1) CH659295A5 (de)
DE (1) DE3303466A1 (de)
DK (1) DK47783A (de)
ES (1) ES281729Y (de)
FI (1) FI830206L (de)
FR (1) FR2521234B1 (de)
GB (1) GB2114922B (de)
HK (1) HK83186A (de)
IT (1) IT1198422B (de)
NL (1) NL8300383A (de)
NO (1) NO830382L (de)
NZ (1) NZ202991A (de)
SE (1) SE8300548L (de)
ZA (1) ZA83289B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4836730A (en) * 1985-01-17 1989-06-06 Emhart Industries, Inc. Fastener
CH672171A5 (de) * 1986-01-09 1989-10-31 Emhart Ind
GB2233920A (en) * 1989-07-18 1991-01-23 Sandvik Ltd Fluted drill

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3395603A (en) * 1966-09-13 1968-08-06 Parker Kaion Corp Rotary threaded fasteners
US3789725A (en) * 1971-10-06 1974-02-05 B Lindstrom Self-drilling and self-tapping fastener and method of manufacture thereof
IT1083022B (it) * 1977-07-21 1985-05-21 Mustad O & Figlio Spa Vite autoforante ed autofilettante
DE3022187C2 (de) * 1980-06-13 1983-08-11 Itw-Ateco Gmbh, 2000 Norderstedt Bohrschraube
FR2751407A1 (fr) * 1996-07-16 1998-01-23 Motorola Semiconducteurs Detecteur et procede permettant de detecter un seuil predetermine pour un parametre

Also Published As

Publication number Publication date
ES281729Y (es) 1985-12-01
FI830206A7 (fi) 1983-08-06
AU1115383A (en) 1983-08-11
IT1198422B (it) 1988-12-21
FR2521234A1 (fr) 1983-08-12
NO830382L (no) 1983-08-08
FI830206A0 (fi) 1983-01-21
DK47783D0 (da) 1983-02-04
CA1217368A (en) 1987-02-03
SE8300548D0 (sv) 1983-02-02
HK83186A (en) 1986-11-14
GB2114922A (en) 1983-09-01
NZ202991A (en) 1985-11-08
IT8319426A0 (it) 1983-02-04
FI830206L (fi) 1983-08-06
AU559300B2 (en) 1987-03-05
NL8300383A (nl) 1983-09-01
JPS58146711A (ja) 1983-09-01
DK47783A (da) 1983-08-06
ES281729U (es) 1985-05-01
GB2114922B (en) 1985-12-04
GB8302942D0 (en) 1983-03-09
DE3303466A1 (de) 1983-09-08
FR2521234B1 (fr) 1987-02-27
ZA83289B (en) 1983-10-26
CH659295A5 (de) 1987-01-15

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Legal Events

Date Code Title Description
NAV Patent application has lapsed

Ref document number: 8300548-8

Effective date: 19880422