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GB1245618A - Improvements in and relating to screws and taps - Google Patents

Improvements in and relating to screws and taps

Info

Publication number
GB1245618A
GB1245618A GB50542/68A GB5054268A GB1245618A GB 1245618 A GB1245618 A GB 1245618A GB 50542/68 A GB50542/68 A GB 50542/68A GB 5054268 A GB5054268 A GB 5054268A GB 1245618 A GB1245618 A GB 1245618A
Authority
GB
United Kingdom
Prior art keywords
taps
screws
relating
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
GB50542/68A
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.)
Tokyo Screw Co Ltd
Original Assignee
Tokyo Screw Co Ltd
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 US653713A priority Critical patent/US3479921A/en
Application filed by Tokyo Screw Co Ltd filed Critical Tokyo Screw Co Ltd
Priority to GB50542/68A priority patent/GB1245618A/en
Priority to DE19681809094 priority patent/DE1809094A1/en
Priority to CH6669A priority patent/CH496903A/en
Priority to AT699469A priority patent/AT315584B/en
Publication of GB1245618A publication Critical patent/GB1245618A/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
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0042—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 the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw
    • F16B25/0047—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 the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw the ridge being characterised by its cross-section in the plane of the shaft axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00—Making helical bodies or bodies having parts of helical shape
    • B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
    • B21H3/027—Rolling of self-tapping screws
    • 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
    • F16B33/00—Features common to bolt and nut
    • F16B33/02—Shape of thread; Special thread-forms
    • 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
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
    • 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
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
    • F16B35/041—Specially-shaped shafts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Dowels (AREA)
  • Forging (AREA)
GB50542/68A 1967-07-17 1968-10-24 Improvements in and relating to screws and taps Expired GB1245618A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US653713A US3479921A (en) 1967-07-17 1967-07-17 Non-circular screws
GB50542/68A GB1245618A (en) 1967-07-17 1968-10-24 Improvements in and relating to screws and taps
DE19681809094 DE1809094A1 (en) 1967-07-17 1968-11-15 screw
CH6669A CH496903A (en) 1967-07-17 1969-01-06 screw
AT699469A AT315584B (en) 1967-07-17 1969-07-21 Screw with an out-of-round thread outline

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US65371367A 1967-07-17 1967-07-17
GB50542/68A GB1245618A (en) 1967-07-17 1968-10-24 Improvements in and relating to screws and taps
DE19681809094 DE1809094A1 (en) 1967-07-17 1968-11-15 screw
CH6669A CH496903A (en) 1967-07-17 1969-01-06 screw
AT699469A AT315584B (en) 1967-07-17 1969-07-21 Screw with an out-of-round thread outline

Publications (1)

Publication Number Publication Date
GB1245618A true GB1245618A (en) 1971-09-08

Family

ID=27506477

Family Applications (1)

Application Number Title Priority Date Filing Date
GB50542/68A Expired GB1245618A (en) 1967-07-17 1968-10-24 Improvements in and relating to screws and taps

Country Status (5)

Country Link
US (1) US3479921A (en)
AT (1) AT315584B (en)
CH (1) CH496903A (en)
DE (1) DE1809094A1 (en)
GB (1) GB1245618A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4637767A (en) * 1980-12-26 1987-01-20 Topura Co., Ltd. Threaded fastener
FR2683275A1 (en) * 1991-11-06 1993-05-07 Itw De France Assembly element
EP1350966A1 (en) * 2002-03-12 2003-10-08 Illinois Tool Works Inc. Fastener having multiple lobed thread
AU2004202640B2 (en) * 2002-03-12 2007-02-08 Illinois Tool Works Inc. Fastener having multiple lobed thread
FR2930803A1 (en) * 2008-04-30 2009-11-06 Bol Fm Internat Bfmi Sa Threaded pin for fixing objects to e.g. gypsum based support, has drills traversing wall and opened to exterior such that edges of drills constitute sharp edge that drills groove in support, where drills assure passage of chips in cavity
WO2018072884A1 (en) * 2016-10-21 2018-04-26 Sfs Intec Holding Ag Fastening element comprising a shaft thread

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3742541A (en) * 1970-12-10 1973-07-03 S Ohmoto Tool for forming internal screw-threads and method of making the same
DE3046692C2 (en) * 1980-12-11 1986-01-23 Kamax-Werke Rudolf Kellermann Gmbh & Co Kg, 3360 Osterode Thread rolling screw
DE8327830U1 (en) * 1983-09-28 1985-05-30 Rommel, Erwin, 4320 Hattingen Slotted screw
DE3926951C2 (en) * 1989-08-14 1995-11-16 Wakai Sangyo Kk Clamping screw
JP3046746B2 (en) * 1995-06-14 2000-05-29 ミネベア株式会社 Screw and screw manufacturing method
DE202004002877U1 (en) * 2004-02-25 2005-06-30 A-Z Ausrüstung Und Zubehör Gmbh & Co. Kg Thread forming screw
US8858144B2 (en) * 2007-03-06 2014-10-14 Dale E. Van Cor Threaded fastener and fastener system
US8864430B2 (en) * 2010-05-13 2014-10-21 Taiwan Shan Yin Int'l Co., Ltd. Screw with low drilling resistance
HUE041783T2 (en) * 2013-10-03 2019-05-28 Aoyama Seisakusho Bolt
US9822810B2 (en) * 2015-12-08 2017-11-21 Taiwan Shan Yin International Co., Ltd. Fastener

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1428792A (en) * 1921-07-11 1922-09-12 Lysiak Antoni Joint or connection
US1876796A (en) * 1931-03-02 1932-09-13 Trbojevich Nikola Screw thread
US2336570A (en) * 1941-11-27 1943-12-14 Gen Motors Corp Shielded spark plug for aircraft engines
AT210236B (en) * 1958-07-29 1960-07-25 Strojirny A Slevarny Bohumira Taps
GB1004883A (en) * 1962-03-20 1965-09-15 Res Eng & Mfg Improvements in self-tapping screws
US3200691A (en) * 1962-08-06 1965-08-17 Neuschotz Robert Threaded elements with self-tapping peaks and recesses
US3180202A (en) * 1963-05-28 1965-04-27 Gen Am Transport Fluteless thread-forming tools

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4637767A (en) * 1980-12-26 1987-01-20 Topura Co., Ltd. Threaded fastener
FR2683275A1 (en) * 1991-11-06 1993-05-07 Itw De France Assembly element
US7101134B2 (en) 2001-06-19 2006-09-05 Illinois Tool Works Inc. Fastener having multiple lobed thread
EP1350966A1 (en) * 2002-03-12 2003-10-08 Illinois Tool Works Inc. Fastener having multiple lobed thread
AU2003200917B2 (en) * 2002-03-12 2005-03-17 Illinois Tool Works Inc. Fastener having multiple lobed thread
AU2004202640B2 (en) * 2002-03-12 2007-02-08 Illinois Tool Works Inc. Fastener having multiple lobed thread
AU2004202640B9 (en) * 2002-03-12 2007-04-26 Illinois Tool Works Inc. Fastener having multiple lobed thread
FR2930803A1 (en) * 2008-04-30 2009-11-06 Bol Fm Internat Bfmi Sa Threaded pin for fixing objects to e.g. gypsum based support, has drills traversing wall and opened to exterior such that edges of drills constitute sharp edge that drills groove in support, where drills assure passage of chips in cavity
WO2018072884A1 (en) * 2016-10-21 2018-04-26 Sfs Intec Holding Ag Fastening element comprising a shaft thread

Also Published As

Publication number Publication date
AT315584B (en) 1974-05-27
DE1809094A1 (en) 1970-05-21
CH496903A (en) 1970-09-30
US3479921A (en) 1969-11-25

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