DE2443013A1 - Befestigungselement - Google Patents

Befestigungselement

Info

Publication number
DE2443013A1
DE2443013A1 DE19742443013 DE2443013A DE2443013A1 DE 2443013 A1 DE2443013 A1 DE 2443013A1 DE 19742443013 DE19742443013 DE 19742443013 DE 2443013 A DE2443013 A DE 2443013A DE 2443013 A1 DE2443013 A1 DE 2443013A1
Authority
DE
Germany
Prior art keywords
circle
notches
fastening element
head part
element according
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.)
Pending
Application number
DE19742443013
Other languages
German (de)
English (en)
Inventor
Keiichi Yamamoto
Kozo Yamamoto
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.)
Yamamoto Byora Co Ltd
Original Assignee
Yamamoto Byora 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 claimed from JP1973105455U external-priority patent/JPS5733209Y2/ja
Priority claimed from JP1973105453U external-priority patent/JPS5733208Y2/ja
Priority claimed from JP10545473U external-priority patent/JPS5051065U/ja
Priority claimed from JP1973138207U external-priority patent/JPS5333077Y2/ja
Application filed by Yamamoto Byora Co Ltd filed Critical Yamamoto Byora Co Ltd
Publication of DE2443013A1 publication Critical patent/DE2443013A1/de
Pending 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
    • F16B23/0061—Specially shaped nuts or heads of bolts or screws for rotations by a tool with grooves, notches or splines on the external peripheral surface designed for tools engaging in radial direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00—Spanners; Wrenches
    • B25B13/02—Spanners; Wrenches with rigid jaws
    • B25B13/06—Spanners; Wrenches with rigid jaws of socket type
    • B25B13/065—Spanners; Wrenches with rigid jaws of socket type characterised by the cross-section of the socket
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dowels (AREA)
  • Rolling Contact Bearings (AREA)
DE19742443013 1973-09-08 1974-09-09 Befestigungselement Pending DE2443013A1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP1973105455U JPS5733209Y2 (enrdf_load_stackoverflow) 1973-09-08 1973-09-08
JP1973105453U JPS5733208Y2 (enrdf_load_stackoverflow) 1973-09-08 1973-09-08
JP10545473U JPS5051065U (enrdf_load_stackoverflow) 1973-09-08 1973-09-08
JP1973138207U JPS5333077Y2 (enrdf_load_stackoverflow) 1973-11-30 1973-11-30

Publications (1)

Publication Number Publication Date
DE2443013A1 true DE2443013A1 (de) 1975-04-17

Family

ID=27469328

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19742443013 Pending DE2443013A1 (de) 1973-09-08 1974-09-09 Befestigungselement
DE19747430267 Expired DE7430267U (de) 1973-09-08 1974-09-09 Befestigungselement

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19747430267 Expired DE7430267U (de) 1973-09-08 1974-09-09 Befestigungselement

Country Status (4)

Country Link
DE (2) DE2443013A1 (enrdf_load_stackoverflow)
FR (1) FR2243363B1 (enrdf_load_stackoverflow)
GB (1) GB1458090A (enrdf_load_stackoverflow)
HK (1) HK43078A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041834A (en) * 1976-08-24 1977-08-16 Illinois Tool Works Inc. Plastic headed fastener assembly
US4693655A (en) * 1985-08-20 1987-09-15 Shigeru Omori Anti-theft device for vehicle wheels (geared oval nut)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2158910A (en) * 1984-04-10 1985-11-20 Clerkenwell Screws Limited Fixing elements and driving tools
DE4126539A1 (de) * 1991-08-10 1993-02-11 Dieter Ammer Set aus schraube und werkzeug
US5337958A (en) * 1993-06-02 1994-08-16 Spraying Systems Co. Screw-in type spray nozzle and method of assembly
DE29808563U1 (de) * 1998-05-12 1998-08-20 Siemens Nixdorf Informationssysteme AG, 33106 Paderborn Montagewerkzeug zum Betätigen von Mehrkantkopf-Schrauben
US6045311A (en) * 1998-09-10 2000-04-04 Chang; Peter Jenn-Hai Bolt, nut, and wrench in taper design for turning the bolt and the nut
RU2170860C1 (ru) * 2000-05-16 2001-07-20 Открытое акционерное общество "Автонормаль" Болт с фасонной головкой
DE102011018465A1 (de) * 2011-04-21 2012-10-25 Labomatic Instruments Ag Anziehwerkzeug für ein Schraubenelement mit einer Werkzeugaufnahme und einer zugeordneten Leitung sowie Kopplungsteil und Schraubenelement
CN110608222A (zh) * 2019-09-19 2019-12-24 公牛集团股份有限公司 一种螺钉防拆装置、防拆螺钉及批头
CN112682410A (zh) * 2020-12-22 2021-04-20 上海电气集团上海电机厂有限公司 一种适用大预紧力的紧固螺栓结构

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041834A (en) * 1976-08-24 1977-08-16 Illinois Tool Works Inc. Plastic headed fastener assembly
US4693655A (en) * 1985-08-20 1987-09-15 Shigeru Omori Anti-theft device for vehicle wheels (geared oval nut)

Also Published As

Publication number Publication date
FR2243363A1 (enrdf_load_stackoverflow) 1975-04-04
HK43078A (en) 1978-08-11
DE7430267U (de) 1976-08-05
GB1458090A (en) 1976-12-08
FR2243363B1 (enrdf_load_stackoverflow) 1978-07-13

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