IT1136930B - Dispositivo filettato di fissaggio anti-manomissione - Google Patents

Dispositivo filettato di fissaggio anti-manomissione

Info

Publication number
IT1136930B
IT1136930B IT20335/81A IT2033581A IT1136930B IT 1136930 B IT1136930 B IT 1136930B IT 20335/81 A IT20335/81 A IT 20335/81A IT 2033581 A IT2033581 A IT 2033581A IT 1136930 B IT1136930 B IT 1136930B
Authority
IT
Italy
Prior art keywords
tamper
fixing device
threaded fixing
threaded
tamper threaded
Prior art date
Application number
IT20335/81A
Other languages
English (en)
Other versions
IT8120335A0 (it
Inventor
Herbert Ludwig Hirsch
Original Assignee
Microdot Inc
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 Microdot Inc filed Critical Microdot Inc
Publication of IT8120335A0 publication Critical patent/IT8120335A0/it
Application granted granted Critical
Publication of IT1136930B publication Critical patent/IT1136930B/it

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
    • 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
    • B25B15/00—Screwdrivers
    • B25B15/001—Screwdrivers characterised by material or shape of the tool bit
    • B25B15/004—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
    • 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
    • Y10S411/91—Antitamper means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Prostheses (AREA)
IT20335/81A 1980-07-23 1981-03-13 Dispositivo filettato di fissaggio anti-manomissione IT1136930B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/171,367 US4352614A (en) 1980-07-23 1980-07-23 Tamper resistant threaded fastener

Publications (2)

Publication Number Publication Date
IT8120335A0 IT8120335A0 (it) 1981-03-13
IT1136930B true IT1136930B (it) 1986-09-03

Family

ID=22623473

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20335/81A IT1136930B (it) 1980-07-23 1981-03-13 Dispositivo filettato di fissaggio anti-manomissione

Country Status (7)

Country Link
US (1) US4352614A (it)
JP (1) JPS5928769B2 (it)
DE (1) DE3120132A1 (it)
ES (1) ES267157Y (it)
FR (1) FR2487455A1 (it)
GB (1) GB2080905B (it)
IT (1) IT1136930B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6174091A (ja) * 1984-09-18 1986-04-16 富士通株式会社 可搬型管理操作装置
DE3637454C1 (de) * 1986-11-04 1988-06-30 Staedtler Fa J S Einrichtung zum Einschrauben einer Schreibgeraetespitze in einen Schreibfluessigkeitsspeicher
US5349834A (en) * 1992-03-17 1994-09-27 Tortoise Products, Inc. Adhesively mounted security system
CN100564906C (zh) * 1997-08-27 2009-12-02 株式会社日立制作所 设有拉伸弹簧用柱的锥形插件
US6698315B1 (en) 1998-04-13 2004-03-02 Wright Tool Company High torque wrenching system
DE19908154B4 (de) * 1999-02-25 2006-11-09 Schaeffler Kg Spannelement
GB0015267D0 (en) * 2000-06-23 2000-08-16 Mackay Sean K Security fixing for machine guard
US6477924B1 (en) * 2000-08-24 2002-11-12 Paul R. Talbot Method for raising and lowering the feed and delivery tables of a printing press
US6959627B2 (en) * 2002-08-21 2005-11-01 Jeffrey Doran Security fastener, system for connection and method therefor
US7156359B2 (en) * 2003-04-11 2007-01-02 Csav, Inc. Secure mounting system for overhead mounted projector
US6931968B2 (en) * 2003-07-01 2005-08-23 Imi Norgren, Inc. Drive for automated assembly
DE602004010587T2 (de) * 2003-09-18 2008-12-11 Grant Prideco Lp, Houston Gewindeabstandhalter
US8138469B2 (en) 2008-06-12 2012-03-20 Milestone Av Technologies Llc Universal projector interface having at least one arm assembly including an elongate arm member and a shiftable coupling portion with sustainable alignment
JP2010051787A (ja) * 2009-07-16 2010-03-11 Toyomaru Industry Co Ltd 遊技機用制御装置
US20140150612A1 (en) * 2012-12-04 2014-06-05 Best Bolt Products, Inc. Tamper resistant security fastener system
USD900893S1 (en) 2016-03-15 2020-11-03 Brad A. English Jagged tooth head fastener removal device for dirty environments

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA631004A (en) * 1961-11-14 Reiner Kenneth Internal wrenching tools
FR466526A (fr) * 1912-12-26 1914-05-15 Gustave Yseboodt Perfectionnements apportés aux tirefond, boulons à écrou, etc.
US2566055A (en) * 1948-07-19 1951-08-28 Sr Michael Daderko Screw having a slotted head and a driving tool therefor
FR1424148A (fr) * 1965-02-02 1966-01-07 Vis ou tige filetée inviolable et indesserrable
US3368443A (en) * 1967-05-08 1968-02-13 Aqua Marine Mfg Ltd Flanged nut
PL105701B1 (pl) * 1977-03-11 1979-10-31 Instytut Przemyslu Organicznego Te Warschau En Politechnika Wroclawska Te Wroclaw Polen Srodek pasozytobojczy
DE7901702U1 (de) * 1979-01-23 1979-11-08 Tabry, Mario, 7000 Stuttgart Schraubenkopf

Also Published As

Publication number Publication date
FR2487455A1 (fr) 1982-01-29
ES267157Y (es) 1983-08-16
GB2080905A (en) 1982-02-10
JPS5725512A (en) 1982-02-10
US4352614A (en) 1982-10-05
ES267157U (es) 1983-02-16
JPS5928769B2 (ja) 1984-07-16
GB2080905B (en) 1984-10-17
IT8120335A0 (it) 1981-03-13
DE3120132A1 (de) 1982-03-18

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