GB1288241A - - Google Patents

Info

Publication number
GB1288241A
GB1288241A GB5368969A GB5368969A GB1288241A GB 1288241 A GB1288241 A GB 1288241A GB 5368969 A GB5368969 A GB 5368969A GB 5368969 A GB5368969 A GB 5368969A GB 1288241 A GB1288241 A GB 1288241A
Authority
GB
United Kingdom
Prior art keywords
thread
portions
crest
forming
convolution
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
GB5368969A
Other languages
English (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
Publication of GB1288241A publication Critical patent/GB1288241A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B21H3/025—Rolling locking 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
    • 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
    • F16B25/0052—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 having indentations, notches or the like in order to improve the cutting behaviour
    • 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
    • F16B25/0078—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw with a shaft of non-circular cross-section or other special geometric features of the shaft
    • 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
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
    • F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
    • F16B39/30—Locking exclusively by special shape of the screw-thread
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S411/00—Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
    • Y10S411/924—Coupled nut and bolt
    • Y10S411/929—Thread lock
    • Y10S411/938—Distorted thread
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S470/00—Threaded, headed fastener, or washer making: process and apparatus
    • Y10S470/906—Nylon plug lock

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Dowels (AREA)
  • Forging (AREA)
GB5368969A 1968-11-20 1969-11-03 Expired GB1288241A ( )

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77722068A 1968-11-20 1968-11-20

Publications (1)

Publication Number Publication Date
GB1288241A true GB1288241A ( ) 1972-09-06

Family

ID=25109626

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5368969A Expired GB1288241A ( ) 1968-11-20 1969-11-03

Country Status (4)

Country Link
US (1) US3504722A ( )
DE (1) DE1957959A1 ( )
FR (1) FR2023749A1 ( )
GB (1) GB1288241A ( )

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2173272A (en) * 1985-03-28 1986-10-08 Conti Fasteners Ag Thread-cleaning self-locking screw

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1556730A ( ) * 1967-06-05 1969-02-07
US3945272A (en) * 1970-01-30 1976-03-23 Nl Industries Inc. Thread-rolling method, thread-rolling dies, and method of manufacturing the dies
US3664400A (en) * 1970-03-02 1972-05-23 George W Moore Inc Locking set screw
US3794092A (en) * 1970-11-23 1974-02-26 Textron Inc Locking fastener
CA977192A (en) * 1972-05-24 1975-11-04 Usm Corporation Self tapping fastener and method and dies for making same
US4258607A (en) * 1978-05-08 1981-03-31 Microdot Inc. Vibration resistant screw
US4235149A (en) * 1978-08-17 1980-11-25 Veldman Donald R Self-thread creating fastener and method and apparatus for making the same
US4259758A (en) * 1978-10-11 1981-04-07 Keeler Corporation Method of making a self-tapping screw
DE3337534A1 (de) * 1983-10-14 1985-05-02 Alfons 5758 Fröndenberg Knoche Universalschraube, werkzeug zur herstellung derartiger universalschrauben, und schraubendreher fuer derartige universalschrauben
US5340254A (en) * 1992-01-31 1994-08-23 Textron Inc. Thread forming screw for forming an internal thread in a low ductility material
US5433303A (en) * 1994-02-03 1995-07-18 Chen; Chi-Lu Foldable frame for a case
DE19752957C2 (de) * 1997-11-28 2002-10-02 Heinrichs & Co Schrauben Und D Selbstsicherndes Bolzengewinde und Verfahren zu seiner Herstellung
US6095733A (en) * 1998-06-29 2000-08-01 Huck International, Inc. Threaded fastener with determinable clamp load
US7438512B2 (en) 2001-08-20 2008-10-21 Maclean-Fogg Company U-bolt assembly
US7334975B2 (en) 2001-08-20 2008-02-26 Maclean-Fogg Company Fastener assembly
US6749386B2 (en) 2001-08-20 2004-06-15 Maclean-Fogg Company Locking fastener assembly
US6827538B2 (en) 2001-09-10 2004-12-07 Htg-Wyandotte, Llc Torque prevailing stud
DE10235817B4 (de) * 2002-08-05 2004-08-05 Ejot Gmbh & Co. Kg Selbstfurchende Schraube
US9433454B2 (en) 2013-03-14 2016-09-06 Amei Technologies, Inc. Variable angle screws, plates and systems
WO2015049761A1 (ja) * 2013-10-03 2015-04-09 株式会社青山製作所 ボルト
JP3194854U (ja) * 2014-09-30 2014-12-11 イワタボルト株式会社 ボルト
JP2017219076A (ja) * 2016-06-06 2017-12-14 株式会社青山製作所 ボルト
US11125262B2 (en) 2019-10-10 2021-09-21 Research Engineering & Manufacturing, Inc. Thread forming and thread locking fastener
US11326637B2 (en) * 2019-11-18 2022-05-10 Semblex Corporation Fasteners for high strength steel
CN113803344A (zh) * 2020-06-12 2021-12-17 上海烟草集团有限责任公司 浸渍器网格网罩固定用螺杆及浸渍器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2371365A (en) * 1942-12-07 1945-03-13 American Screw Co Locking screw and method of making
US3076208A (en) * 1960-04-27 1963-02-05 Moore Harrington Method of making setscrew with mutilated threads
DE1400838A1 (de) * 1961-04-03 1968-11-14 Jllinois Tool Works Inc Befestigungselement
US3134115A (en) * 1962-01-24 1964-05-26 George W Moore Inc Method of making setscrews with upset thread crests

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2173272A (en) * 1985-03-28 1986-10-08 Conti Fasteners Ag Thread-cleaning self-locking screw
GB2173272B (en) * 1985-03-28 1989-08-23 Conti Fasteners Ag Screw for contaminated pre-tapped holes

Also Published As

Publication number Publication date
US3504722A (en) 1970-04-07
FR2023749A1 ( ) 1970-08-21
DE1957959A1 (de) 1970-06-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee