BR102012016534A8 - Parafuso para aperto de precisão - Google Patents

Parafuso para aperto de precisão

Info

Publication number
BR102012016534A8
BR102012016534A8 BR102012016534A BR102012016534A BR102012016534A8 BR 102012016534 A8 BR102012016534 A8 BR 102012016534A8 BR 102012016534 A BR102012016534 A BR 102012016534A BR 102012016534 A BR102012016534 A BR 102012016534A BR 102012016534 A8 BR102012016534 A8 BR 102012016534A8
Authority
BR
Brazil
Prior art keywords
screw
precision
flanks
tightening
precision tightening
Prior art date
Application number
BR102012016534A
Other languages
English (en)
Other versions
BR102012016534A2 (pt
Inventor
Fontana Luigi
Original Assignee
Fontana R D S R L
Fontana Fasteners R D S R L
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 Fontana R D S R L, Fontana Fasteners R D S R L filed Critical Fontana R D S R L
Publication of BR102012016534A2 publication Critical patent/BR102012016534A2/pt
Publication of BR102012016534A8 publication Critical patent/BR102012016534A8/pt

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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Connection Of Plates (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
  • Clamps And Clips (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)

Abstract

PARAFUSO PARA APERTO DE PRECISÃO. Um parafuso (10), o qual possibilita que um aperto de precisão seja conduzido, compreende uma haste com rosca (12) e uma cabeça (14) que tem um perfil externo pluri lobulado compreendendo uma série de lóbulos (16) espaçados na circunferência; cada lóbulo (16) é delimitado por dois flancos (18) que tem ao menos uma porção radial contida em um respectivo plano que passa através do eixo longitudinal (20) do parafuso (10) e por uma face frontal (22) a qual une as extremidades externas dos dois flancos (18) de modo radial.
BR102012016534A 2011-07-04 2012-07-04 Parafuso para aperto de precisão BR102012016534A8 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000584A ITTO20110584A1 (it) 2011-07-04 2011-07-04 Vite per serraggio di precisione

Publications (2)

Publication Number Publication Date
BR102012016534A2 BR102012016534A2 (pt) 2013-11-05
BR102012016534A8 true BR102012016534A8 (pt) 2015-11-24

Family

ID=44555350

Family Applications (1)

Application Number Title Priority Date Filing Date
BR102012016534A BR102012016534A8 (pt) 2011-07-04 2012-07-04 Parafuso para aperto de precisão

Country Status (5)

Country Link
EP (1) EP2543896A1 (pt)
BR (1) BR102012016534A8 (pt)
DE (1) DE202012012643U1 (pt)
IT (1) ITTO20110584A1 (pt)
PL (1) PL69982Y1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8900391B2 (en) 2011-06-26 2014-12-02 The Boeing Company Automated resin and fiber deposition for resin infusion
USD741159S1 (en) * 2014-05-22 2015-10-20 Karmax Holding Gmbh & Co. Kg Screw
JP6877798B1 (ja) * 2020-10-20 2021-05-26 合同会社Ｈｅｌｉｃｏｄｅｓｉｇｎ ボルト

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE82098C (pt) *
FR83706E (fr) * 1961-07-29 1964-10-02 Boulon perfectionné pour pourtour à crans
US3584667A (en) 1966-09-19 1971-06-15 Textron Inc Coupling arrangement and tools for same
US4361412A (en) * 1979-12-07 1982-11-30 Gregory Stolarczyk Fastener with improved torque transfer surfaces
AT388215B (de) * 1985-07-11 1989-05-26 Sfs Stadler Ag Befestiger und antriebswerkzeug dafuer
DE9006908U1 (pt) * 1990-06-20 1990-08-23 Schmitt, Horst, 4236 Hamminkeln, De
CN1299880C (zh) * 2001-05-29 2007-02-14 Osg株式会社 螺栓紧固结构、螺栓部件及螺栓紧固工具

Also Published As

Publication number Publication date
PL69982Y1 (pl) 2018-06-29
DE202012012643U1 (de) 2013-07-18
ITTO20110584A1 (it) 2013-01-05
BR102012016534A2 (pt) 2013-11-05
EP2543896A1 (en) 2013-01-09
PL122854U1 (pl) 2014-09-29

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Legal Events

Date Code Title Description
B03A Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette]
B25A Requested transfer of rights approved

Owner name: FONTANA FASTENERS R.D. S.R.L. (IT)

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

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