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IE861223L - Pointing a drill screw shank - Google Patents

Pointing a drill screw shank

Info

Publication number
IE861223L
IE861223L IE861223A IE122386A IE861223L IE 861223 L IE861223 L IE 861223L IE 861223 A IE861223 A IE 861223A IE 122386 A IE122386 A IE 122386A IE 861223 L IE861223 L IE 861223L
Authority
IE
Ireland
Prior art keywords
pointing
screw shank
drill screw
drill
shank
Prior art date
Application number
IE861223A
Other versions
IE51186B1 (en
Original Assignee
Illinois Tool Works
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 Illinois Tool Works filed Critical Illinois Tool Works
Priority claimed from IE2443/80A external-priority patent/IE51184B1/en
Publication of IE861223L publication Critical patent/IE861223L/en
Publication of IE51186B1 publication Critical patent/IE51186B1/en

Links

IE1223/86A 1979-11-26 1980-11-25 Pointing a drill screw shank to form a generally convex-sided point IE51186B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9746079A 1979-11-26 1979-11-26
IE2443/80A IE51184B1 (en) 1979-11-26 1980-11-25 Self-drilling fasteners and flute configurations therefor

Publications (2)

Publication Number Publication Date
IE861223L true IE861223L (en) 1981-05-26
IE51186B1 IE51186B1 (en) 1986-10-29

Family

ID=26319260

Family Applications (2)

Application Number Title Priority Date Filing Date
IE1223/86A IE51186B1 (en) 1979-11-26 1980-11-25 Pointing a drill screw shank to form a generally convex-sided point
IE1222/86A IE51185B1 (en) 1979-11-26 1980-11-25 Fluting a drill screw shank to form a chip-breaking trough

Family Applications After (1)

Application Number Title Priority Date Filing Date
IE1222/86A IE51185B1 (en) 1979-11-26 1980-11-25 Fluting a drill screw shank to form a chip-breaking trough

Country Status (1)

Country Link
IE (2) IE51186B1 (en)

Also Published As

Publication number Publication date
IE51185B1 (en) 1986-10-29
IE861222L (en) 1981-05-26
IE51186B1 (en) 1986-10-29

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Legal Events

Date Code Title Description
MM4A Patent lapsed