GB2114922B - Drilling and thread forming fastener - Google Patents

Drilling and thread forming fastener

Info

Publication number
GB2114922B
GB2114922B GB08302942A GB8302942A GB2114922B GB 2114922 B GB2114922 B GB 2114922B GB 08302942 A GB08302942 A GB 08302942A GB 8302942 A GB8302942 A GB 8302942A GB 2114922 B GB2114922 B GB 2114922B
Authority
GB
United Kingdom
Prior art keywords
drilling
thread forming
forming fastener
fastener
thread
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
GB08302942A
Other languages
English (en)
Other versions
GB2114922A (en
GB8302942D0 (en
Inventor
Edwin John Skierski
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.)
USM Corp
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 GB8302942D0 publication Critical patent/GB8302942D0/en
Publication of GB2114922A publication Critical patent/GB2114922A/en
Application granted granted Critical
Publication of GB2114922B publication Critical patent/GB2114922B/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
    • F16B25/001—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)
  • Joining Of Building Structures In Genera (AREA)
GB08302942A 1982-02-05 1983-02-03 Drilling and thread forming fastener Expired GB2114922B (en)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
GB8302942D0 GB8302942D0 (en) 1983-03-09
GB2114922A GB2114922A (en) 1983-09-01
GB2114922B true GB2114922B (en) 1985-12-04

Family

ID=23357597

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08302942A Expired GB2114922B (en) 1982-02-05 1983-02-03 Drilling and thread forming fastener

Country Status (17)

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

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
AU586060B2 (en) * 1986-01-09 1989-06-29 Emhart Industries Inc. Groove point screw
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
HK83186A (en) 1986-11-14
NL8300383A (nl) 1983-09-01
CH659295A5 (de) 1987-01-15
ZA83289B (en) 1983-10-26
SE8300548D0 (sv) 1983-02-02
AU559300B2 (en) 1987-03-05
IT8319426A0 (it) 1983-02-04
CA1217368A (en) 1987-02-03
IT1198422B (it) 1988-12-21
ES281729Y (es) 1985-12-01
FI830206A0 (fi) 1983-01-21
GB2114922A (en) 1983-09-01
FI830206L (fi) 1983-08-06
NO830382L (no) 1983-08-08
FR2521234B1 (fr) 1987-02-27
NZ202991A (en) 1985-11-08
GB8302942D0 (en) 1983-03-09
DE3303466A1 (de) 1983-09-08
SE8300548L (sv) 1983-08-06
AU1115383A (en) 1983-08-11
DK47783A (da) 1983-08-06
JPS58146711A (ja) 1983-09-01
ES281729U (es) 1985-05-01
FR2521234A1 (fr) 1983-08-12
DK47783D0 (da) 1983-02-04

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee