FR2052847A5 - - Google Patents

Info

Publication number
FR2052847A5
FR2052847A5 FR7022852A FR7022852A FR2052847A5 FR 2052847 A5 FR2052847 A5 FR 2052847A5 FR 7022852 A FR7022852 A FR 7022852A FR 7022852 A FR7022852 A FR 7022852A FR 2052847 A5 FR2052847 A5 FR 2052847A5
Authority
FR
France
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
FR7022852A
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.)
Robertson Manufacturing Co Ltd
Original Assignee
Robertson Manufacturing 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
Application filed by Robertson Manufacturing Co Ltd filed Critical Robertson Manufacturing Co Ltd
Application granted granted Critical
Publication of FR2052847A5 publication Critical patent/FR2052847A5/fr
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
    • F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0007—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
    • F16B23/003—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool star-shaped or multi-lobular, e.g. Torx-type, twelve-point star
    • 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
    • Y10S411/919—Screw having driving contacts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Connection Of Plates (AREA)
  • Food-Manufacturing Devices (AREA)
FR7022852A 1969-06-23 1970-06-19 Expired FR2052847A5 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US83551869A 1969-06-23 1969-06-23
CA55523 1969-06-27

Publications (1)

Publication Number Publication Date
FR2052847A5 true FR2052847A5 (fr) 1971-04-09

Family

ID=25666106

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7022852A Expired FR2052847A5 (fr) 1969-06-23 1970-06-19

Country Status (6)

Country Link
US (1) US3604305A (fr)
BE (1) BE752228A (fr)
CA (1) CA898016A (fr)
DE (1) DE2031024A1 (fr)
FR (1) FR2052847A5 (fr)
GB (1) GB1294765A (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4151621A (en) * 1974-09-12 1979-05-01 Phillips Screw Company Tools for punching fastener heads
JPS55132409A (en) * 1979-04-03 1980-10-15 Miyagawa Kinzoku Kogyo Screw and its forming jig
DE3337535A1 (de) * 1983-10-14 1985-05-02 Alfons 5758 Fröndenberg Knoche Schraube mit verbesserten innenantrieb, praegestempel zum pressen des innenantriebs einer derartigen schraube und schraubendreher fuer diese schraube
IT8452845V0 (it) * 1984-01-17 1984-01-17 Fossati Onorina Vite adatta a coppie di serraggio di precisione
US4712586A (en) * 1985-05-10 1987-12-15 Mcgard, Inc. Pipe plug and centering construction for centering ridged key in mating groove in pipe plug
JPH0781575B2 (ja) * 1990-11-26 1995-08-30 有限会社新城製作所 凹部付きねじ及びそのドライバビット
US5366330A (en) * 1993-07-26 1994-11-22 Vsi Corporation Fastener head with internal recess having a radial slot configuration and installation tool therefor
IT1269314B (it) * 1994-04-14 1997-03-26 Carlo Sala Vite e relativo attrezzo d'avvitamento
US6199455B1 (en) 1999-03-08 2001-03-13 Jjct Enterprises, Inc. Driver, fastener and forming tool
US6848907B2 (en) * 2002-06-24 2005-02-01 Osstem Implant Co., Ltd. Screw for dental implants
US20040177729A1 (en) * 2003-03-10 2004-09-16 Jory Bell Screw and screw driver
US20060110237A1 (en) * 2004-11-23 2006-05-25 Richard Belinda Spline drive fastener system
CN103185055A (zh) * 2011-12-29 2013-07-03 鸿富锦精密工业（深圳）有限公司 紧固件、与其配合的驱动件及成型该紧固件的冲子
GB201222688D0 (en) 2012-12-17 2013-01-30 Depuy Ireland A twist-drivable pin assembly
DE102013105810A1 (de) * 2013-06-05 2014-12-11 Ejot Gmbh & Co. Kg Schraube mit einem einen Antrieb aufweisenden Schraubenkopf
CN103599985B (zh) * 2013-11-14 2015-09-30 桂林福达全州高强度螺栓有限公司 螺栓加工过程中棒料倒角冲孔的装置
CN104384306B (zh) * 2014-11-25 2017-08-04 河南航天精工制造有限公司 一种反冲方模具
US9815324B2 (en) * 2015-06-12 2017-11-14 Hyundai Motor Company Antitheft nut
USD812460S1 (en) * 2016-08-19 2018-03-13 Katsuyuki Totsu Screw
US11572914B2 (en) * 2020-02-27 2023-02-07 Essence Method Refine Co., Ltd. Screw having a head with different sockets
CN114396422A (zh) * 2022-01-28 2022-04-26 航天精工股份有限公司 一种加强型十二角头螺栓及加工方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH250449A (de) * 1945-09-18 1947-08-31 Schiatti Emilio Ein Gewinde aufweisendes Verbindungsorgan.
US2914984A (en) * 1956-09-20 1959-12-01 Robertson Mfg Co Screw socket of pyramidal cross section terminating in a conical bottom wall

Also Published As

Publication number Publication date
CA898016A (en) 1972-04-18
DE2031024A1 (de) 1971-01-21
US3604305A (en) 1971-09-14
GB1294765A (en) 1972-11-01
BE752228A (fr) 1970-12-21

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Legal Events

Date Code Title Description
ST Notification of lapse