JPS5249109B2 - - Google Patents

Info

Publication number
JPS5249109B2
JPS5249109B2 JP46100975A JP10097571A JPS5249109B2 JP S5249109 B2 JPS5249109 B2 JP S5249109B2 JP 46100975 A JP46100975 A JP 46100975A JP 10097571 A JP10097571 A JP 10097571A JP S5249109 B2 JPS5249109 B2 JP S5249109B2
Authority
JP
Japan
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
JP46100975A
Other languages
Japanese (ja)
Other versions
JPS4865346A (en
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 filed Critical
Priority to JP46100975A priority Critical patent/JPS5249109B2/ja
Publication of JPS4865346A publication Critical patent/JPS4865346A/ja
Publication of JPS5249109B2 publication Critical patent/JPS5249109B2/ja
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
    • F16B25/10—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
JP46100975A 1971-12-15 1971-12-15 Expired JPS5249109B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP46100975A JPS5249109B2 (en) 1971-12-15 1971-12-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46100975A JPS5249109B2 (en) 1971-12-15 1971-12-15

Publications (2)

Publication Number Publication Date
JPS4865346A JPS4865346A (en) 1973-09-08
JPS5249109B2 true JPS5249109B2 (en) 1977-12-14

Family

ID=14288334

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46100975A Expired JPS5249109B2 (en) 1971-12-15 1971-12-15

Country Status (1)

Country Link
JP (1) JPS5249109B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52101707U (en) * 1976-01-28 1977-08-02

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51126463A (en) * 1975-04-26 1976-11-04 Haruo Suzuki Cutting screw

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2391396A (en) * 1942-04-27 1945-12-25 John S Denison Drill

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2391396A (en) * 1942-04-27 1945-12-25 John S Denison Drill

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52101707U (en) * 1976-01-28 1977-08-02

Also Published As

Publication number Publication date
JPS4865346A (en) 1973-09-08

Similar Documents

Publication Publication Date Title
FR2157489A5 (en)
ATA136472A (en)
AR196074A1 (en)
JPS5249109B2 (en)
AU2564071A (en)
AU2485671A (en)
AU3005371A (en)
AU2952271A (en)
AU2941471A (en)
AU2486471A (en)
AU2940971A (en)
AU2455871A (en)
AR192311Q (en)
AU2456871A (en)
AU2473671A (en)
AU2938071A (en)
AU2930871A (en)
AR202997Q (en)
AU2415871A (en)
AU2503871A (en)
AU2588771A (en)
AU2399971A (en)
AU1109576A (en)
AU2577671A (en)
AU2963771A (en)